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1 /* NeXT/Open/GNUstep / MacOSX communication module.
2
3 Copyright (C) 1989, 1993-1994, 2005-2006, 2008-2015 Free Software
4 Foundation, Inc.
5
6 This file is part of GNU Emacs.
7
8 GNU Emacs is free software: you can redistribute it and/or modify
9 it under the terms of the GNU General Public License as published by
10 the Free Software Foundation, either version 3 of the License, or
11 (at your option) any later version.
12
13 GNU Emacs is distributed in the hope that it will be useful,
14 but WITHOUT ANY WARRANTY; without even the implied warranty of
15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16 GNU General Public License for more details.
17
18 You should have received a copy of the GNU General Public License
19 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
20
21 /*
22 Originally by Carl Edman
23 Updated by Christian Limpach (chris@nice.ch)
24 OpenStep/Rhapsody port by Scott Bender (sbender@harmony-ds.com)
25 MacOSX/Aqua port by Christophe de Dinechin (descubes@earthlink.net)
26 GNUstep port and post-20 update by Adrian Robert (arobert@cogsci.ucsd.edu)
27 */
28
29 /* This should be the first include, as it may set up #defines affecting
30 interpretation of even the system includes. */
31 #include <config.h>
32
33 #include <fcntl.h>
34 #include <math.h>
35 #include <pthread.h>
36 #include <sys/types.h>
37 #include <time.h>
38 #include <signal.h>
39 #include <unistd.h>
40
41 #include <c-ctype.h>
42 #include <c-strcase.h>
43 #include <ftoastr.h>
44
45 #include "lisp.h"
46 #include "blockinput.h"
47 #include "sysselect.h"
48 #include "nsterm.h"
49 #include "systime.h"
50 #include "character.h"
51 #include "fontset.h"
52 #include "composite.h"
53 #include "ccl.h"
54
55 #include "termhooks.h"
56 #include "termchar.h"
57 #include "menu.h"
58 #include "window.h"
59 #include "keyboard.h"
60 #include "buffer.h"
61 #include "font.h"
62
63 #ifdef NS_IMPL_GNUSTEP
64 #include "process.h"
65 #endif
66
67 #ifdef NS_IMPL_COCOA
68 #include "macfont.h"
69 #endif
70
71 /* call tracing */
72 #if 0
73 int term_trace_num = 0;
74 #define NSTRACE(x) fprintf (stderr, "%s:%d: [%d] " #x "\n", \
75 __FILE__, __LINE__, ++term_trace_num)
76 #else
77 #define NSTRACE(x)
78 #endif
79
80 /* Detailed tracing. "S" means "size" and "LL" stands for "lower left". */
81 #if 0
82 int term_trace_num = 0;
83 #define NSTRACE_SIZE(str,size) fprintf (stderr, \
84 "%s:%d: [%d] " str \
85 " (S:%.0f x %.0f)\n", \
86 __FILE__, __LINE__, ++term_trace_num,\
87 size.height, \
88 size.width)
89 #define NSTRACE_RECT(s,r) fprintf (stderr, \
90 "%s:%d: [%d] " s \
91 " (LL:%.0f x %.0f -> S:%.0f x %.0f)\n", \
92 __FILE__, __LINE__, ++term_trace_num,\
93 r.origin.x, \
94 r.origin.y, \
95 r.size.height, \
96 r.size.width)
97 #else
98 #define NSTRACE_SIZE(str,size)
99 #define NSTRACE_RECT(s,r)
100 #endif
101
102 extern NSString *NSMenuDidBeginTrackingNotification;
103
104 /* ==========================================================================
105
106 NSColor, EmacsColor category.
107
108 ========================================================================== */
109 @implementation NSColor (EmacsColor)
110 + (NSColor *)colorForEmacsRed:(CGFloat)red green:(CGFloat)green
111 blue:(CGFloat)blue alpha:(CGFloat)alpha
112 {
113 #ifdef NS_IMPL_COCOA
114 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
115 if (ns_use_srgb_colorspace)
116 return [NSColor colorWithSRGBRed: red
117 green: green
118 blue: blue
119 alpha: alpha];
120 #endif
121 #endif
122 return [NSColor colorWithCalibratedRed: red
123 green: green
124 blue: blue
125 alpha: alpha];
126 }
127
128 - (NSColor *)colorUsingDefaultColorSpace
129 {
130 #ifdef NS_IMPL_COCOA
131 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
132 if (ns_use_srgb_colorspace)
133 return [self colorUsingColorSpace: [NSColorSpace sRGBColorSpace]];
134 #endif
135 #endif
136 return [self colorUsingColorSpaceName: NSCalibratedRGBColorSpace];
137 }
138
139 @end
140
141 /* ==========================================================================
142
143 Local declarations
144
145 ========================================================================== */
146
147 /* Convert a symbol indexed with an NSxxx value to a value as defined
148 in keyboard.c (lispy_function_key). I hope this is a correct way
149 of doing things... */
150 static unsigned convert_ns_to_X_keysym[] =
151 {
152 NSHomeFunctionKey, 0x50,
153 NSLeftArrowFunctionKey, 0x51,
154 NSUpArrowFunctionKey, 0x52,
155 NSRightArrowFunctionKey, 0x53,
156 NSDownArrowFunctionKey, 0x54,
157 NSPageUpFunctionKey, 0x55,
158 NSPageDownFunctionKey, 0x56,
159 NSEndFunctionKey, 0x57,
160 NSBeginFunctionKey, 0x58,
161 NSSelectFunctionKey, 0x60,
162 NSPrintFunctionKey, 0x61,
163 NSClearLineFunctionKey, 0x0B,
164 NSExecuteFunctionKey, 0x62,
165 NSInsertFunctionKey, 0x63,
166 NSUndoFunctionKey, 0x65,
167 NSRedoFunctionKey, 0x66,
168 NSMenuFunctionKey, 0x67,
169 NSFindFunctionKey, 0x68,
170 NSHelpFunctionKey, 0x6A,
171 NSBreakFunctionKey, 0x6B,
172
173 NSF1FunctionKey, 0xBE,
174 NSF2FunctionKey, 0xBF,
175 NSF3FunctionKey, 0xC0,
176 NSF4FunctionKey, 0xC1,
177 NSF5FunctionKey, 0xC2,
178 NSF6FunctionKey, 0xC3,
179 NSF7FunctionKey, 0xC4,
180 NSF8FunctionKey, 0xC5,
181 NSF9FunctionKey, 0xC6,
182 NSF10FunctionKey, 0xC7,
183 NSF11FunctionKey, 0xC8,
184 NSF12FunctionKey, 0xC9,
185 NSF13FunctionKey, 0xCA,
186 NSF14FunctionKey, 0xCB,
187 NSF15FunctionKey, 0xCC,
188 NSF16FunctionKey, 0xCD,
189 NSF17FunctionKey, 0xCE,
190 NSF18FunctionKey, 0xCF,
191 NSF19FunctionKey, 0xD0,
192 NSF20FunctionKey, 0xD1,
193 NSF21FunctionKey, 0xD2,
194 NSF22FunctionKey, 0xD3,
195 NSF23FunctionKey, 0xD4,
196 NSF24FunctionKey, 0xD5,
197
198 NSBackspaceCharacter, 0x08, /* 8: Not on some KBs. */
199 NSDeleteCharacter, 0xFF, /* 127: Big 'delete' key upper right. */
200 NSDeleteFunctionKey, 0x9F, /* 63272: Del forw key off main array. */
201
202 NSTabCharacter, 0x09,
203 0x19, 0x09, /* left tab->regular since pass shift */
204 NSCarriageReturnCharacter, 0x0D,
205 NSNewlineCharacter, 0x0D,
206 NSEnterCharacter, 0x8D,
207
208 0x41|NSNumericPadKeyMask, 0xAE, /* KP_Decimal */
209 0x43|NSNumericPadKeyMask, 0xAA, /* KP_Multiply */
210 0x45|NSNumericPadKeyMask, 0xAB, /* KP_Add */
211 0x4B|NSNumericPadKeyMask, 0xAF, /* KP_Divide */
212 0x4E|NSNumericPadKeyMask, 0xAD, /* KP_Subtract */
213 0x51|NSNumericPadKeyMask, 0xBD, /* KP_Equal */
214 0x52|NSNumericPadKeyMask, 0xB0, /* KP_0 */
215 0x53|NSNumericPadKeyMask, 0xB1, /* KP_1 */
216 0x54|NSNumericPadKeyMask, 0xB2, /* KP_2 */
217 0x55|NSNumericPadKeyMask, 0xB3, /* KP_3 */
218 0x56|NSNumericPadKeyMask, 0xB4, /* KP_4 */
219 0x57|NSNumericPadKeyMask, 0xB5, /* KP_5 */
220 0x58|NSNumericPadKeyMask, 0xB6, /* KP_6 */
221 0x59|NSNumericPadKeyMask, 0xB7, /* KP_7 */
222 0x5B|NSNumericPadKeyMask, 0xB8, /* KP_8 */
223 0x5C|NSNumericPadKeyMask, 0xB9, /* KP_9 */
224
225 0x1B, 0x1B /* escape */
226 };
227
228 /* On OS X picks up the default NSGlobalDomain AppleAntiAliasingThreshold,
229 the maximum font size to NOT antialias. On GNUstep there is currently
230 no way to control this behavior. */
231 float ns_antialias_threshold;
232
233 NSArray *ns_send_types =0, *ns_return_types =0, *ns_drag_types =0;
234 NSString *ns_app_name = @"Emacs"; /* default changed later */
235
236 /* Display variables */
237 struct ns_display_info *x_display_list; /* Chain of existing displays */
238 long context_menu_value = 0;
239
240 /* display update */
241 static struct frame *ns_updating_frame;
242 static NSView *focus_view = NULL;
243 static int ns_window_num = 0;
244 #ifdef NS_IMPL_GNUSTEP
245 static NSRect uRect;
246 #endif
247 static BOOL gsaved = NO;
248 static BOOL ns_fake_keydown = NO;
249 #ifdef NS_IMPL_COCOA
250 static BOOL ns_menu_bar_is_hidden = NO;
251 #endif
252 /*static int debug_lock = 0; */
253
254 /* event loop */
255 static BOOL send_appdefined = YES;
256 #define NO_APPDEFINED_DATA (-8)
257 static int last_appdefined_event_data = NO_APPDEFINED_DATA;
258 static NSTimer *timed_entry = 0;
259 static NSTimer *scroll_repeat_entry = nil;
260 static fd_set select_readfds, select_writefds;
261 enum { SELECT_HAVE_READ = 1, SELECT_HAVE_WRITE = 2, SELECT_HAVE_TMO = 4 };
262 static int select_nfds = 0, select_valid = 0;
263 static struct timespec select_timeout = { 0, 0 };
264 static int selfds[2] = { -1, -1 };
265 static pthread_mutex_t select_mutex;
266 static int apploopnr = 0;
267 static NSAutoreleasePool *outerpool;
268 static struct input_event *emacs_event = NULL;
269 static struct input_event *q_event_ptr = NULL;
270 static int n_emacs_events_pending = 0;
271 static NSMutableArray *ns_pending_files, *ns_pending_service_names,
272 *ns_pending_service_args;
273 static BOOL ns_do_open_file = NO;
274 static BOOL ns_last_use_native_fullscreen;
275
276 /* Non-zero means that a HELP_EVENT has been generated since Emacs
277 start. */
278
279 static BOOL any_help_event_p = NO;
280
281 static struct {
282 struct input_event *q;
283 int nr, cap;
284 } hold_event_q = {
285 NULL, 0, 0
286 };
287
288 static NSString *represented_filename = nil;
289 static struct frame *represented_frame = 0;
290
291 #ifdef NS_IMPL_COCOA
292 /*
293 * State for pending menu activation:
294 * MENU_NONE Normal state
295 * MENU_PENDING A menu has been clicked on, but has been canceled so we can
296 * run lisp to update the menu.
297 * MENU_OPENING Menu is up to date, and the click event is redone so the menu
298 * will open.
299 */
300 #define MENU_NONE 0
301 #define MENU_PENDING 1
302 #define MENU_OPENING 2
303 static int menu_will_open_state = MENU_NONE;
304
305 /* Saved position for menu click. */
306 static CGPoint menu_mouse_point;
307 #endif
308
309 /* Convert modifiers in a NeXTstep event to emacs style modifiers. */
310 #define NS_FUNCTION_KEY_MASK 0x800000
311 #define NSLeftControlKeyMask (0x000001 | NSControlKeyMask)
312 #define NSRightControlKeyMask (0x002000 | NSControlKeyMask)
313 #define NSLeftCommandKeyMask (0x000008 | NSCommandKeyMask)
314 #define NSRightCommandKeyMask (0x000010 | NSCommandKeyMask)
315 #define NSLeftAlternateKeyMask (0x000020 | NSAlternateKeyMask)
316 #define NSRightAlternateKeyMask (0x000040 | NSAlternateKeyMask)
317 #define EV_MODIFIERS2(flags) \
318 (((flags & NSHelpKeyMask) ? \
319 hyper_modifier : 0) \
320 | (!EQ (ns_right_alternate_modifier, Qleft) && \
321 ((flags & NSRightAlternateKeyMask) \
322 == NSRightAlternateKeyMask) ? \
323 parse_solitary_modifier (ns_right_alternate_modifier) : 0) \
324 | ((flags & NSAlternateKeyMask) ? \
325 parse_solitary_modifier (ns_alternate_modifier) : 0) \
326 | ((flags & NSShiftKeyMask) ? \
327 shift_modifier : 0) \
328 | (!EQ (ns_right_control_modifier, Qleft) && \
329 ((flags & NSRightControlKeyMask) \
330 == NSRightControlKeyMask) ? \
331 parse_solitary_modifier (ns_right_control_modifier) : 0) \
332 | ((flags & NSControlKeyMask) ? \
333 parse_solitary_modifier (ns_control_modifier) : 0) \
334 | ((flags & NS_FUNCTION_KEY_MASK) ? \
335 parse_solitary_modifier (ns_function_modifier) : 0) \
336 | (!EQ (ns_right_command_modifier, Qleft) && \
337 ((flags & NSRightCommandKeyMask) \
338 == NSRightCommandKeyMask) ? \
339 parse_solitary_modifier (ns_right_command_modifier) : 0) \
340 | ((flags & NSCommandKeyMask) ? \
341 parse_solitary_modifier (ns_command_modifier):0))
342 #define EV_MODIFIERS(e) EV_MODIFIERS2 ([e modifierFlags])
343
344 #define EV_UDMODIFIERS(e) \
345 ((([e type] == NSLeftMouseDown) ? down_modifier : 0) \
346 | (([e type] == NSRightMouseDown) ? down_modifier : 0) \
347 | (([e type] == NSOtherMouseDown) ? down_modifier : 0) \
348 | (([e type] == NSLeftMouseDragged) ? down_modifier : 0) \
349 | (([e type] == NSRightMouseDragged) ? down_modifier : 0) \
350 | (([e type] == NSOtherMouseDragged) ? down_modifier : 0) \
351 | (([e type] == NSLeftMouseUp) ? up_modifier : 0) \
352 | (([e type] == NSRightMouseUp) ? up_modifier : 0) \
353 | (([e type] == NSOtherMouseUp) ? up_modifier : 0))
354
355 #define EV_BUTTON(e) \
356 ((([e type] == NSLeftMouseDown) || ([e type] == NSLeftMouseUp)) ? 0 : \
357 (([e type] == NSRightMouseDown) || ([e type] == NSRightMouseUp)) ? 2 : \
358 [e buttonNumber] - 1)
359
360 /* Convert the time field to a timestamp in milliseconds. */
361 #define EV_TIMESTAMP(e) ([e timestamp] * 1000)
362
363 /* This is a piece of code which is common to all the event handling
364 methods. Maybe it should even be a function. */
365 #define EV_TRAILER(e) \
366 { \
367 XSETFRAME (emacs_event->frame_or_window, emacsframe); \
368 EV_TRAILER2 (e); \
369 }
370
371 #define EV_TRAILER2(e) \
372 { \
373 if (e) emacs_event->timestamp = EV_TIMESTAMP (e); \
374 if (q_event_ptr) \
375 { \
376 Lisp_Object tem = Vinhibit_quit; \
377 Vinhibit_quit = Qt; \
378 n_emacs_events_pending++; \
379 kbd_buffer_store_event_hold (emacs_event, q_event_ptr); \
380 Vinhibit_quit = tem; \
381 } \
382 else \
383 hold_event (emacs_event); \
384 EVENT_INIT (*emacs_event); \
385 ns_send_appdefined (-1); \
386 }
387
388 /* TODO: get rid of need for these forward declarations */
389 static void ns_condemn_scroll_bars (struct frame *f);
390 static void ns_judge_scroll_bars (struct frame *f);
391 void x_set_frame_alpha (struct frame *f);
392
393
394 /* ==========================================================================
395
396 Utilities
397
398 ========================================================================== */
399
400 void
401 ns_set_represented_filename (NSString* fstr, struct frame *f)
402 {
403 represented_filename = [fstr retain];
404 represented_frame = f;
405 }
406
407 void
408 ns_init_events (struct input_event* ev)
409 {
410 EVENT_INIT (*ev);
411 emacs_event = ev;
412 }
413
414 void
415 ns_finish_events ()
416 {
417 emacs_event = NULL;
418 }
419
420 static void
421 hold_event (struct input_event *event)
422 {
423 if (hold_event_q.nr == hold_event_q.cap)
424 {
425 if (hold_event_q.cap == 0) hold_event_q.cap = 10;
426 else hold_event_q.cap *= 2;
427 hold_event_q.q =
428 xrealloc (hold_event_q.q, hold_event_q.cap * sizeof *hold_event_q.q);
429 }
430
431 hold_event_q.q[hold_event_q.nr++] = *event;
432 /* Make sure ns_read_socket is called, i.e. we have input. */
433 raise (SIGIO);
434 send_appdefined = YES;
435 }
436
437 static Lisp_Object
438 append2 (Lisp_Object list, Lisp_Object item)
439 /* --------------------------------------------------------------------------
440 Utility to append to a list
441 -------------------------------------------------------------------------- */
442 {
443 Lisp_Object array[2];
444 array[0] = list;
445 array[1] = list1 (item);
446 return Fnconc (2, &array[0]);
447 }
448
449
450 const char *
451 ns_etc_directory (void)
452 /* If running as a self-contained app bundle, return as a string the
453 filename of the etc directory, if present; else nil. */
454 {
455 NSBundle *bundle = [NSBundle mainBundle];
456 NSString *resourceDir = [bundle resourcePath];
457 NSString *resourcePath;
458 NSFileManager *fileManager = [NSFileManager defaultManager];
459 BOOL isDir;
460
461 resourcePath = [resourceDir stringByAppendingPathComponent: @"etc"];
462 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
463 {
464 if (isDir) return [resourcePath UTF8String];
465 }
466 return NULL;
467 }
468
469
470 const char *
471 ns_exec_path (void)
472 /* If running as a self-contained app bundle, return as a path string
473 the filenames of the libexec and bin directories, ie libexec:bin.
474 Otherwise, return nil.
475 Normally, Emacs does not add its own bin/ directory to the PATH.
476 However, a self-contained NS build has a different layout, with
477 bin/ and libexec/ subdirectories in the directory that contains
478 Emacs.app itself.
479 We put libexec first, because init_callproc_1 uses the first
480 element to initialize exec-directory. An alternative would be
481 for init_callproc to check for invocation-directory/libexec.
482 */
483 {
484 NSBundle *bundle = [NSBundle mainBundle];
485 NSString *resourceDir = [bundle resourcePath];
486 NSString *binDir = [bundle bundlePath];
487 NSString *resourcePath, *resourcePaths;
488 NSRange range;
489 NSString *pathSeparator = [NSString stringWithFormat: @"%c", SEPCHAR];
490 NSFileManager *fileManager = [NSFileManager defaultManager];
491 NSArray *paths;
492 NSEnumerator *pathEnum;
493 BOOL isDir;
494
495 range = [resourceDir rangeOfString: @"Contents"];
496 if (range.location != NSNotFound)
497 {
498 binDir = [binDir stringByAppendingPathComponent: @"Contents"];
499 #ifdef NS_IMPL_COCOA
500 binDir = [binDir stringByAppendingPathComponent: @"MacOS"];
501 #endif
502 }
503
504 paths = [binDir stringsByAppendingPaths:
505 [NSArray arrayWithObjects: @"libexec", @"bin", nil]];
506 pathEnum = [paths objectEnumerator];
507 resourcePaths = @"";
508
509 while ((resourcePath = [pathEnum nextObject]))
510 {
511 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
512 if (isDir)
513 {
514 if ([resourcePaths length] > 0)
515 resourcePaths
516 = [resourcePaths stringByAppendingString: pathSeparator];
517 resourcePaths
518 = [resourcePaths stringByAppendingString: resourcePath];
519 }
520 }
521 if ([resourcePaths length] > 0) return [resourcePaths UTF8String];
522
523 return NULL;
524 }
525
526
527 const char *
528 ns_load_path (void)
529 /* If running as a self-contained app bundle, return as a path string
530 the filenames of the site-lisp and lisp directories.
531 Ie, site-lisp:lisp. Otherwise, return nil. */
532 {
533 NSBundle *bundle = [NSBundle mainBundle];
534 NSString *resourceDir = [bundle resourcePath];
535 NSString *resourcePath, *resourcePaths;
536 NSString *pathSeparator = [NSString stringWithFormat: @"%c", SEPCHAR];
537 NSFileManager *fileManager = [NSFileManager defaultManager];
538 BOOL isDir;
539 NSArray *paths = [resourceDir stringsByAppendingPaths:
540 [NSArray arrayWithObjects:
541 @"site-lisp", @"lisp", nil]];
542 NSEnumerator *pathEnum = [paths objectEnumerator];
543 resourcePaths = @"";
544
545 /* Hack to skip site-lisp. */
546 if (no_site_lisp) resourcePath = [pathEnum nextObject];
547
548 while ((resourcePath = [pathEnum nextObject]))
549 {
550 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
551 if (isDir)
552 {
553 if ([resourcePaths length] > 0)
554 resourcePaths
555 = [resourcePaths stringByAppendingString: pathSeparator];
556 resourcePaths
557 = [resourcePaths stringByAppendingString: resourcePath];
558 }
559 }
560 if ([resourcePaths length] > 0) return [resourcePaths UTF8String];
561
562 return NULL;
563 }
564
565 static void
566 ns_timeout (int usecs)
567 /* --------------------------------------------------------------------------
568 Blocking timer utility used by ns_ring_bell
569 -------------------------------------------------------------------------- */
570 {
571 struct timespec wakeup = timespec_add (current_timespec (),
572 make_timespec (0, usecs * 1000));
573
574 /* Keep waiting until past the time wakeup. */
575 while (1)
576 {
577 struct timespec timeout, now = current_timespec ();
578 if (timespec_cmp (wakeup, now) <= 0)
579 break;
580 timeout = timespec_sub (wakeup, now);
581
582 /* Try to wait that long--but we might wake up sooner. */
583 pselect (0, NULL, NULL, NULL, &timeout, NULL);
584 }
585 }
586
587
588 void
589 ns_release_object (void *obj)
590 /* --------------------------------------------------------------------------
591 Release an object (callable from C)
592 -------------------------------------------------------------------------- */
593 {
594 [(id)obj release];
595 }
596
597
598 void
599 ns_retain_object (void *obj)
600 /* --------------------------------------------------------------------------
601 Retain an object (callable from C)
602 -------------------------------------------------------------------------- */
603 {
604 [(id)obj retain];
605 }
606
607
608 void *
609 ns_alloc_autorelease_pool (void)
610 /* --------------------------------------------------------------------------
611 Allocate a pool for temporary objects (callable from C)
612 -------------------------------------------------------------------------- */
613 {
614 return [[NSAutoreleasePool alloc] init];
615 }
616
617
618 void
619 ns_release_autorelease_pool (void *pool)
620 /* --------------------------------------------------------------------------
621 Free a pool and temporary objects it refers to (callable from C)
622 -------------------------------------------------------------------------- */
623 {
624 ns_release_object (pool);
625 }
626
627
628
629 /* ==========================================================================
630
631 Focus (clipping) and screen update
632
633 ========================================================================== */
634
635 //
636 // Window constraining
637 // -------------------
638 //
639 // To ensure that the windows are not placed under the menu bar, they
640 // are typically moved by the call-back constrainFrameRect. However,
641 // by overriding it, it's possible to inhibit this, leaving the window
642 // in it's original position.
643 //
644 // It's possible to hide the menu bar. However, technically, it's only
645 // possible to hide it when the application is active. To ensure that
646 // this work properly, the menu bar and window constraining are
647 // deferred until the application becomes active.
648 //
649 // Even though it's not possible to manually move a window above the
650 // top of the screen, it is allowed if it's done programmatically,
651 // when the menu is hidden. This allows the editable area to cover the
652 // full screen height.
653 //
654 // Test cases
655 // ----------
656 //
657 // Use the following extra files:
658 //
659 // init.el:
660 // ;; Hide menu and place frame slightly above the top of the screen.
661 // (setq ns-auto-hide-menu-bar t)
662 // (set-frame-position (selected-frame) 0 -20)
663 //
664 // Test 1:
665 //
666 // emacs -Q -l init.el
667 //
668 // Result: No menu bar, and the title bar should be above the screen.
669 //
670 // Test 2:
671 //
672 // emacs -Q
673 //
674 // Result: Menu bar visible, frame placed immediately below the menu.
675 //
676
677 static void
678 ns_constrain_all_frames (void)
679 {
680 Lisp_Object tail, frame;
681
682 FOR_EACH_FRAME (tail, frame)
683 {
684 struct frame *f = XFRAME (frame);
685 if (FRAME_NS_P (f))
686 {
687 NSView *view = FRAME_NS_VIEW (f);
688 /* This no-op will trigger the default window placing
689 * constraint system. */
690 [[view window] setFrameOrigin:[[view window] frame].origin];
691 }
692 }
693 }
694
695
696 /* True, if the menu bar should be hidden. */
697
698 static BOOL
699 ns_menu_bar_should_be_hidden (void)
700 {
701 return !NILP (ns_auto_hide_menu_bar)
702 && [NSApp respondsToSelector:@selector(setPresentationOptions:)];
703 }
704
705
706 /* Show or hide the menu bar, based on user setting. */
707
708 static void
709 ns_update_auto_hide_menu_bar (void)
710 {
711 #ifdef NS_IMPL_COCOA
712 block_input ();
713
714 NSTRACE (ns_update_auto_hide_menu_bar);
715
716 if (NSApp != nil && [NSApp isActive])
717 {
718 // Note, "setPresentationOptions" triggers an error unless the
719 // application is active.
720 BOOL menu_bar_should_be_hidden = ns_menu_bar_should_be_hidden ();
721
722 if (menu_bar_should_be_hidden != ns_menu_bar_is_hidden)
723 {
724 NSApplicationPresentationOptions options
725 = NSApplicationPresentationDefault;
726
727 if (menu_bar_should_be_hidden)
728 options |= NSApplicationPresentationAutoHideMenuBar
729 | NSApplicationPresentationAutoHideDock;
730
731 [NSApp setPresentationOptions: options];
732
733 ns_menu_bar_is_hidden = menu_bar_should_be_hidden;
734
735 if (!ns_menu_bar_is_hidden)
736 {
737 ns_constrain_all_frames ();
738 }
739 }
740 }
741
742 unblock_input ();
743 #endif
744 }
745
746
747 static void
748 ns_update_begin (struct frame *f)
749 /* --------------------------------------------------------------------------
750 Prepare for a grouped sequence of drawing calls
751 external (RIF) call; whole frame, called before update_window_begin
752 -------------------------------------------------------------------------- */
753 {
754 EmacsView *view = FRAME_NS_VIEW (f);
755 NSTRACE (ns_update_begin);
756
757 ns_update_auto_hide_menu_bar ();
758
759 #ifdef NS_IMPL_COCOA
760 if ([view isFullscreen] && [view fsIsNative])
761 {
762 // Fix reappearing tool bar in fullscreen for OSX 10.7
763 BOOL tbar_visible = FRAME_EXTERNAL_TOOL_BAR (f) ? YES : NO;
764 NSToolbar *toolbar = [FRAME_NS_VIEW (f) toolbar];
765 if (! tbar_visible != ! [toolbar isVisible])
766 [toolbar setVisible: tbar_visible];
767 }
768 #endif
769
770 ns_updating_frame = f;
771 [view lockFocus];
772
773 /* drawRect may have been called for say the minibuffer, and then clip path
774 is for the minibuffer. But the display engine may draw more because
775 we have set the frame as garbaged. So reset clip path to the whole
776 view. */
777 #ifdef NS_IMPL_COCOA
778 {
779 NSBezierPath *bp;
780 NSRect r = [view frame];
781 NSRect cr = [[view window] frame];
782 /* If a large frame size is set, r may be larger than the window frame
783 before constrained. In that case don't change the clip path, as we
784 will clear in to the tool bar and title bar. */
785 if (r.size.height
786 + FRAME_NS_TITLEBAR_HEIGHT (f)
787 + FRAME_TOOLBAR_HEIGHT (f) <= cr.size.height)
788 {
789 bp = [[NSBezierPath bezierPathWithRect: r] retain];
790 [bp setClip];
791 [bp release];
792 }
793 }
794 #endif
795
796 #ifdef NS_IMPL_GNUSTEP
797 uRect = NSMakeRect (0, 0, 0, 0);
798 #endif
799 }
800
801
802 static void
803 ns_update_window_begin (struct window *w)
804 /* --------------------------------------------------------------------------
805 Prepare for a grouped sequence of drawing calls
806 external (RIF) call; for one window, called after update_begin
807 -------------------------------------------------------------------------- */
808 {
809 struct frame *f = XFRAME (WINDOW_FRAME (w));
810 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
811
812 NSTRACE (ns_update_window_begin);
813 w->output_cursor = w->cursor;
814
815 block_input ();
816
817 if (f == hlinfo->mouse_face_mouse_frame)
818 {
819 /* Don't do highlighting for mouse motion during the update. */
820 hlinfo->mouse_face_defer = 1;
821
822 /* If the frame needs to be redrawn,
823 simply forget about any prior mouse highlighting. */
824 if (FRAME_GARBAGED_P (f))
825 hlinfo->mouse_face_window = Qnil;
826
827 /* (further code for mouse faces ifdef'd out in other terms elided) */
828 }
829
830 unblock_input ();
831 }
832
833
834 static void
835 ns_update_window_end (struct window *w, bool cursor_on_p,
836 bool mouse_face_overwritten_p)
837 /* --------------------------------------------------------------------------
838 Finished a grouped sequence of drawing calls
839 external (RIF) call; for one window called before update_end
840 -------------------------------------------------------------------------- */
841 {
842 /* note: this fn is nearly identical in all terms */
843 if (!w->pseudo_window_p)
844 {
845 block_input ();
846
847 if (cursor_on_p)
848 display_and_set_cursor (w, 1,
849 w->output_cursor.hpos, w->output_cursor.vpos,
850 w->output_cursor.x, w->output_cursor.y);
851
852 if (draw_window_fringes (w, 1))
853 {
854 if (WINDOW_RIGHT_DIVIDER_WIDTH (w))
855 x_draw_right_divider (w);
856 else
857 x_draw_vertical_border (w);
858 }
859
860 unblock_input ();
861 }
862
863 /* If a row with mouse-face was overwritten, arrange for
864 frame_up_to_date to redisplay the mouse highlight. */
865 if (mouse_face_overwritten_p)
866 reset_mouse_highlight (MOUSE_HL_INFO (XFRAME (w->frame)));
867
868 NSTRACE (update_window_end);
869 }
870
871
872 static void
873 ns_update_end (struct frame *f)
874 /* --------------------------------------------------------------------------
875 Finished a grouped sequence of drawing calls
876 external (RIF) call; for whole frame, called after update_window_end
877 -------------------------------------------------------------------------- */
878 {
879 EmacsView *view = FRAME_NS_VIEW (f);
880
881 /* if (f == MOUSE_HL_INFO (f)->mouse_face_mouse_frame) */
882 MOUSE_HL_INFO (f)->mouse_face_defer = 0;
883
884 block_input ();
885
886 [view unlockFocus];
887 [[view window] flushWindow];
888
889 unblock_input ();
890 ns_updating_frame = NULL;
891 NSTRACE (ns_update_end);
892 }
893
894 static void
895 ns_focus (struct frame *f, NSRect *r, int n)
896 /* --------------------------------------------------------------------------
897 Internal: Focus on given frame. During small local updates this is used to
898 draw, however during large updates, ns_update_begin and ns_update_end are
899 called to wrap the whole thing, in which case these calls are stubbed out.
900 Except, on GNUstep, we accumulate the rectangle being drawn into, because
901 the back end won't do this automatically, and will just end up flushing
902 the entire window.
903 -------------------------------------------------------------------------- */
904 {
905 // NSTRACE (ns_focus);
906 /* static int c =0;
907 fprintf (stderr, "focus: %d", c++);
908 if (r) fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", r->origin.x, r->origin.y, r->size.width, r->size.height);
909 fprintf (stderr, "\n"); */
910
911 if (f != ns_updating_frame)
912 {
913 NSView *view = FRAME_NS_VIEW (f);
914 if (view != focus_view)
915 {
916 if (focus_view != NULL)
917 {
918 [focus_view unlockFocus];
919 [[focus_view window] flushWindow];
920 /*debug_lock--; */
921 }
922
923 if (view)
924 [view lockFocus];
925 focus_view = view;
926 /*if (view) debug_lock++; */
927 }
928 }
929
930 /* clipping */
931 if (r)
932 {
933 [[NSGraphicsContext currentContext] saveGraphicsState];
934 if (n == 2)
935 NSRectClipList (r, 2);
936 else
937 NSRectClip (*r);
938 gsaved = YES;
939 }
940 }
941
942
943 static void
944 ns_unfocus (struct frame *f)
945 /* --------------------------------------------------------------------------
946 Internal: Remove focus on given frame
947 -------------------------------------------------------------------------- */
948 {
949 // NSTRACE (ns_unfocus);
950
951 if (gsaved)
952 {
953 [[NSGraphicsContext currentContext] restoreGraphicsState];
954 gsaved = NO;
955 }
956
957 if (f != ns_updating_frame)
958 {
959 if (focus_view != NULL)
960 {
961 [focus_view unlockFocus];
962 [[focus_view window] flushWindow];
963 focus_view = NULL;
964 /*debug_lock--; */
965 }
966 }
967 }
968
969
970 static void
971 ns_clip_to_row (struct window *w, struct glyph_row *row,
972 enum glyph_row_area area, BOOL gc)
973 /* --------------------------------------------------------------------------
974 Internal (but parallels other terms): Focus drawing on given row
975 -------------------------------------------------------------------------- */
976 {
977 struct frame *f = XFRAME (WINDOW_FRAME (w));
978 NSRect clip_rect;
979 int window_x, window_y, window_width;
980
981 window_box (w, area, &window_x, &window_y, &window_width, 0);
982
983 clip_rect.origin.x = window_x;
984 clip_rect.origin.y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, row->y));
985 clip_rect.origin.y = max (clip_rect.origin.y, window_y);
986 clip_rect.size.width = window_width;
987 clip_rect.size.height = row->visible_height;
988
989 ns_focus (f, &clip_rect, 1);
990 }
991
992
993 static void
994 ns_ring_bell (struct frame *f)
995 /* --------------------------------------------------------------------------
996 "Beep" routine
997 -------------------------------------------------------------------------- */
998 {
999 NSTRACE (ns_ring_bell);
1000 if (visible_bell)
1001 {
1002 NSAutoreleasePool *pool;
1003 struct frame *frame = SELECTED_FRAME ();
1004 NSView *view;
1005
1006 block_input ();
1007 pool = [[NSAutoreleasePool alloc] init];
1008
1009 view = FRAME_NS_VIEW (frame);
1010 if (view != nil)
1011 {
1012 NSRect r, surr;
1013 NSPoint dim = NSMakePoint (128, 128);
1014
1015 r = [view bounds];
1016 r.origin.x += (r.size.width - dim.x) / 2;
1017 r.origin.y += (r.size.height - dim.y) / 2;
1018 r.size.width = dim.x;
1019 r.size.height = dim.y;
1020 surr = NSInsetRect (r, -2, -2);
1021 ns_focus (frame, &surr, 1);
1022 [[view window] cacheImageInRect: [view convertRect: surr toView:nil]];
1023 [ns_lookup_indexed_color (NS_FACE_FOREGROUND
1024 (FRAME_DEFAULT_FACE (frame)), frame) set];
1025 NSRectFill (r);
1026 [[view window] flushWindow];
1027 ns_timeout (150000);
1028 [[view window] restoreCachedImage];
1029 [[view window] flushWindow];
1030 ns_unfocus (frame);
1031 }
1032 [pool release];
1033 unblock_input ();
1034 }
1035 else
1036 {
1037 NSBeep ();
1038 }
1039 }
1040
1041 /* ==========================================================================
1042
1043 Frame / window manager related functions
1044
1045 ========================================================================== */
1046
1047
1048 static void
1049 ns_raise_frame (struct frame *f)
1050 /* --------------------------------------------------------------------------
1051 Bring window to foreground and make it active
1052 -------------------------------------------------------------------------- */
1053 {
1054 NSView *view;
1055 check_window_system (f);
1056 view = FRAME_NS_VIEW (f);
1057 block_input ();
1058 if (FRAME_VISIBLE_P (f))
1059 [[view window] makeKeyAndOrderFront: NSApp];
1060 unblock_input ();
1061 }
1062
1063
1064 static void
1065 ns_lower_frame (struct frame *f)
1066 /* --------------------------------------------------------------------------
1067 Send window to back
1068 -------------------------------------------------------------------------- */
1069 {
1070 NSView *view;
1071 check_window_system (f);
1072 view = FRAME_NS_VIEW (f);
1073 block_input ();
1074 [[view window] orderBack: NSApp];
1075 unblock_input ();
1076 }
1077
1078
1079 static void
1080 ns_frame_raise_lower (struct frame *f, bool raise)
1081 /* --------------------------------------------------------------------------
1082 External (hook)
1083 -------------------------------------------------------------------------- */
1084 {
1085 NSTRACE (ns_frame_raise_lower);
1086
1087 if (raise)
1088 ns_raise_frame (f);
1089 else
1090 ns_lower_frame (f);
1091 }
1092
1093
1094 static void
1095 ns_frame_rehighlight (struct frame *frame)
1096 /* --------------------------------------------------------------------------
1097 External (hook): called on things like window switching within frame
1098 -------------------------------------------------------------------------- */
1099 {
1100 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (frame);
1101 struct frame *old_highlight = dpyinfo->x_highlight_frame;
1102
1103 NSTRACE (ns_frame_rehighlight);
1104 if (dpyinfo->x_focus_frame)
1105 {
1106 dpyinfo->x_highlight_frame
1107 = (FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
1108 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
1109 : dpyinfo->x_focus_frame);
1110 if (!FRAME_LIVE_P (dpyinfo->x_highlight_frame))
1111 {
1112 fset_focus_frame (dpyinfo->x_focus_frame, Qnil);
1113 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame;
1114 }
1115 }
1116 else
1117 dpyinfo->x_highlight_frame = 0;
1118
1119 if (dpyinfo->x_highlight_frame &&
1120 dpyinfo->x_highlight_frame != old_highlight)
1121 {
1122 if (old_highlight)
1123 {
1124 x_update_cursor (old_highlight, 1);
1125 x_set_frame_alpha (old_highlight);
1126 }
1127 if (dpyinfo->x_highlight_frame)
1128 {
1129 x_update_cursor (dpyinfo->x_highlight_frame, 1);
1130 x_set_frame_alpha (dpyinfo->x_highlight_frame);
1131 }
1132 }
1133 }
1134
1135
1136 void
1137 x_make_frame_visible (struct frame *f)
1138 /* --------------------------------------------------------------------------
1139 External: Show the window (X11 semantics)
1140 -------------------------------------------------------------------------- */
1141 {
1142 NSTRACE (x_make_frame_visible);
1143 /* XXX: at some points in past this was not needed, as the only place that
1144 called this (frame.c:Fraise_frame ()) also called raise_lower;
1145 if this ends up the case again, comment this out again. */
1146 if (!FRAME_VISIBLE_P (f))
1147 {
1148 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (f);
1149
1150 SET_FRAME_VISIBLE (f, 1);
1151 ns_raise_frame (f);
1152
1153 /* Making a new frame from a fullscreen frame will make the new frame
1154 fullscreen also. So skip handleFS as this will print an error. */
1155 if ([view fsIsNative] && f->want_fullscreen == FULLSCREEN_BOTH
1156 && [view isFullscreen])
1157 return;
1158
1159 if (f->want_fullscreen != FULLSCREEN_NONE)
1160 {
1161 block_input ();
1162 [view handleFS];
1163 unblock_input ();
1164 }
1165 }
1166 }
1167
1168
1169 void
1170 x_make_frame_invisible (struct frame *f)
1171 /* --------------------------------------------------------------------------
1172 External: Hide the window (X11 semantics)
1173 -------------------------------------------------------------------------- */
1174 {
1175 NSView *view;
1176 NSTRACE (x_make_frame_invisible);
1177 check_window_system (f);
1178 view = FRAME_NS_VIEW (f);
1179 [[view window] orderOut: NSApp];
1180 SET_FRAME_VISIBLE (f, 0);
1181 SET_FRAME_ICONIFIED (f, 0);
1182 }
1183
1184
1185 void
1186 x_iconify_frame (struct frame *f)
1187 /* --------------------------------------------------------------------------
1188 External: Iconify window
1189 -------------------------------------------------------------------------- */
1190 {
1191 NSView *view;
1192 struct ns_display_info *dpyinfo;
1193
1194 NSTRACE (x_iconify_frame);
1195 check_window_system (f);
1196 view = FRAME_NS_VIEW (f);
1197 dpyinfo = FRAME_DISPLAY_INFO (f);
1198
1199 if (dpyinfo->x_highlight_frame == f)
1200 dpyinfo->x_highlight_frame = 0;
1201
1202 if ([[view window] windowNumber] <= 0)
1203 {
1204 /* the window is still deferred. Make it very small, bring it
1205 on screen and order it out. */
1206 NSRect s = { { 100, 100}, {0, 0} };
1207 NSRect t;
1208 t = [[view window] frame];
1209 [[view window] setFrame: s display: NO];
1210 [[view window] orderBack: NSApp];
1211 [[view window] orderOut: NSApp];
1212 [[view window] setFrame: t display: NO];
1213 }
1214 [[view window] miniaturize: NSApp];
1215 }
1216
1217 /* Free X resources of frame F. */
1218
1219 void
1220 x_free_frame_resources (struct frame *f)
1221 {
1222 NSView *view;
1223 struct ns_display_info *dpyinfo;
1224 Mouse_HLInfo *hlinfo;
1225
1226 NSTRACE (x_free_frame_resources);
1227 check_window_system (f);
1228 view = FRAME_NS_VIEW (f);
1229 dpyinfo = FRAME_DISPLAY_INFO (f);
1230 hlinfo = MOUSE_HL_INFO (f);
1231
1232 [(EmacsView *)view setWindowClosing: YES]; /* may not have been informed */
1233
1234 block_input ();
1235
1236 free_frame_menubar (f);
1237 free_frame_faces (f);
1238
1239 if (f == dpyinfo->x_focus_frame)
1240 dpyinfo->x_focus_frame = 0;
1241 if (f == dpyinfo->x_highlight_frame)
1242 dpyinfo->x_highlight_frame = 0;
1243 if (f == hlinfo->mouse_face_mouse_frame)
1244 reset_mouse_highlight (hlinfo);
1245
1246 if (f->output_data.ns->miniimage != nil)
1247 [f->output_data.ns->miniimage release];
1248
1249 [[view window] close];
1250 [view release];
1251
1252 xfree (f->output_data.ns);
1253
1254 unblock_input ();
1255 }
1256
1257 void
1258 x_destroy_window (struct frame *f)
1259 /* --------------------------------------------------------------------------
1260 External: Delete the window
1261 -------------------------------------------------------------------------- */
1262 {
1263 NSTRACE (x_destroy_window);
1264 check_window_system (f);
1265 x_free_frame_resources (f);
1266 ns_window_num--;
1267 }
1268
1269
1270 void
1271 x_set_offset (struct frame *f, int xoff, int yoff, int change_grav)
1272 /* --------------------------------------------------------------------------
1273 External: Position the window
1274 -------------------------------------------------------------------------- */
1275 {
1276 NSView *view = FRAME_NS_VIEW (f);
1277 NSArray *screens = [NSScreen screens];
1278 NSScreen *fscreen = [screens objectAtIndex: 0];
1279 NSScreen *screen = [[view window] screen];
1280
1281 NSTRACE (x_set_offset);
1282
1283 block_input ();
1284
1285 f->left_pos = xoff;
1286 f->top_pos = yoff;
1287
1288 if (view != nil && screen && fscreen)
1289 {
1290 f->left_pos = f->size_hint_flags & XNegative
1291 ? [screen visibleFrame].size.width + f->left_pos - FRAME_PIXEL_WIDTH (f)
1292 : f->left_pos;
1293 /* We use visibleFrame here to take menu bar into account.
1294 Ideally we should also adjust left/top with visibleFrame.origin. */
1295
1296 f->top_pos = f->size_hint_flags & YNegative
1297 ? ([screen visibleFrame].size.height + f->top_pos
1298 - FRAME_PIXEL_HEIGHT (f) - FRAME_NS_TITLEBAR_HEIGHT (f)
1299 - FRAME_TOOLBAR_HEIGHT (f))
1300 : f->top_pos;
1301 #ifdef NS_IMPL_GNUSTEP
1302 if (f->left_pos < 100)
1303 f->left_pos = 100; /* don't overlap menu */
1304 #endif
1305 /* Constrain the setFrameTopLeftPoint so we don't move behind the
1306 menu bar. */
1307 [[view window] setFrameTopLeftPoint:
1308 NSMakePoint (SCREENMAXBOUND (f->left_pos),
1309 SCREENMAXBOUND ([fscreen frame].size.height
1310 - NS_TOP_POS (f)))];
1311 f->size_hint_flags &= ~(XNegative|YNegative);
1312 }
1313
1314 unblock_input ();
1315 }
1316
1317
1318 void
1319 x_set_window_size (struct frame *f,
1320 bool change_gravity,
1321 int width,
1322 int height,
1323 bool pixelwise)
1324 /* --------------------------------------------------------------------------
1325 Adjust window pixel size based on given character grid size
1326 Impl is a bit more complex than other terms, need to do some
1327 internal clipping.
1328 -------------------------------------------------------------------------- */
1329 {
1330 EmacsView *view = FRAME_NS_VIEW (f);
1331 NSWindow *window = [view window];
1332 NSRect wr = [window frame];
1333 int tb = FRAME_EXTERNAL_TOOL_BAR (f);
1334 int pixelwidth, pixelheight;
1335 int rows, cols;
1336
1337 NSTRACE (x_set_window_size);
1338
1339 if (view == nil)
1340 return;
1341
1342 /*fprintf (stderr, "\tsetWindowSize: %d x %d, pixelwise %d, font size %d x %d\n", width, height, pixelwise, FRAME_COLUMN_WIDTH (f), FRAME_LINE_HEIGHT (f));*/
1343
1344 block_input ();
1345
1346 if (pixelwise)
1347 {
1348 pixelwidth = FRAME_TEXT_TO_PIXEL_WIDTH (f, width);
1349 pixelheight = FRAME_TEXT_TO_PIXEL_HEIGHT (f, height);
1350 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (f, pixelwidth);
1351 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (f, pixelheight);
1352 }
1353 else
1354 {
1355 pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, width);
1356 pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, height);
1357 cols = width;
1358 rows = height;
1359 }
1360
1361 /* If we have a toolbar, take its height into account. */
1362 if (tb && ! [view isFullscreen])
1363 {
1364 /* NOTE: previously this would generate wrong result if toolbar not
1365 yet displayed and fixing toolbar_height=32 helped, but
1366 now (200903) seems no longer needed */
1367 FRAME_TOOLBAR_HEIGHT (f) =
1368 NSHeight ([window frameRectForContentRect: NSMakeRect (0, 0, 0, 0)])
1369 - FRAME_NS_TITLEBAR_HEIGHT (f);
1370 #ifdef NS_IMPL_GNUSTEP
1371 FRAME_TOOLBAR_HEIGHT (f) -= 3;
1372 #endif
1373 }
1374 else
1375 FRAME_TOOLBAR_HEIGHT (f) = 0;
1376
1377 wr.size.width = pixelwidth + f->border_width;
1378 wr.size.height = pixelheight;
1379 if (! [view isFullscreen])
1380 wr.size.height += FRAME_NS_TITLEBAR_HEIGHT (f)
1381 + FRAME_TOOLBAR_HEIGHT (f);
1382
1383 /* Do not try to constrain to this screen. We may have multiple
1384 screens, and want Emacs to span those. Constraining to screen
1385 prevents that, and that is not nice to the user. */
1386 if (f->output_data.ns->zooming)
1387 f->output_data.ns->zooming = 0;
1388 else
1389 wr.origin.y += FRAME_PIXEL_HEIGHT (f) - pixelheight;
1390
1391 [view setRows: rows andColumns: cols];
1392 [window setFrame: wr display: YES];
1393
1394 /* This is a trick to compensate for Emacs' managing the scrollbar area
1395 as a fixed number of standard character columns. Instead of leaving
1396 blank space for the extra, we chopped it off above. Now for
1397 left-hand scrollbars, we shift all rendering to the left by the
1398 difference between the real width and Emacs' imagined one. For
1399 right-hand bars, don't worry about it since the extra is never used.
1400 (Obviously doesn't work for vertically split windows tho..) */
1401 {
1402 NSPoint origin = FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)
1403 ? NSMakePoint (FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f)
1404 - NS_SCROLL_BAR_WIDTH (f), 0)
1405 : NSMakePoint (0, 0);
1406 [view setFrame: NSMakeRect (0, 0, pixelwidth, pixelheight)];
1407 [view setBoundsOrigin: origin];
1408 }
1409
1410 [view updateFrameSize: NO];
1411 unblock_input ();
1412 }
1413
1414
1415 static void
1416 ns_fullscreen_hook (struct frame *f)
1417 {
1418 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (f);
1419
1420 if (!FRAME_VISIBLE_P (f))
1421 return;
1422
1423 if (! [view fsIsNative] && f->want_fullscreen == FULLSCREEN_BOTH)
1424 {
1425 /* Old style fs don't initiate correctly if created from
1426 init/default-frame alist, so use a timer (not nice...).
1427 */
1428 [NSTimer scheduledTimerWithTimeInterval: 0.5 target: view
1429 selector: @selector (handleFS)
1430 userInfo: nil repeats: NO];
1431 return;
1432 }
1433
1434 block_input ();
1435 [view handleFS];
1436 unblock_input ();
1437 }
1438
1439 /* ==========================================================================
1440
1441 Color management
1442
1443 ========================================================================== */
1444
1445
1446 NSColor *
1447 ns_lookup_indexed_color (unsigned long idx, struct frame *f)
1448 {
1449 struct ns_color_table *color_table = FRAME_DISPLAY_INFO (f)->color_table;
1450 if (idx < 1 || idx >= color_table->avail)
1451 return nil;
1452 return color_table->colors[idx];
1453 }
1454
1455
1456 unsigned long
1457 ns_index_color (NSColor *color, struct frame *f)
1458 {
1459 struct ns_color_table *color_table = FRAME_DISPLAY_INFO (f)->color_table;
1460 ptrdiff_t idx;
1461 ptrdiff_t i;
1462
1463 if (!color_table->colors)
1464 {
1465 color_table->size = NS_COLOR_CAPACITY;
1466 color_table->avail = 1; /* skip idx=0 as marker */
1467 color_table->colors = xmalloc (color_table->size * sizeof (NSColor *));
1468 color_table->colors[0] = nil;
1469 color_table->empty_indices = [[NSMutableSet alloc] init];
1470 }
1471
1472 /* Do we already have this color? */
1473 for (i = 1; i < color_table->avail; i++)
1474 if (color_table->colors[i] && [color_table->colors[i] isEqual: color])
1475 return i;
1476
1477 if ([color_table->empty_indices count] > 0)
1478 {
1479 NSNumber *index = [color_table->empty_indices anyObject];
1480 [color_table->empty_indices removeObject: index];
1481 idx = [index unsignedLongValue];
1482 }
1483 else
1484 {
1485 if (color_table->avail == color_table->size)
1486 color_table->colors =
1487 xpalloc (color_table->colors, &color_table->size, 1,
1488 min (ULONG_MAX, PTRDIFF_MAX), sizeof *color_table->colors);
1489 idx = color_table->avail++;
1490 }
1491
1492 color_table->colors[idx] = color;
1493 [color retain];
1494 /*fprintf(stderr, "color_table: allocated %d\n",idx);*/
1495 return idx;
1496 }
1497
1498
1499 void
1500 ns_free_indexed_color (unsigned long idx, struct frame *f)
1501 {
1502 struct ns_color_table *color_table;
1503 NSColor *color;
1504 NSNumber *index;
1505
1506 if (!f)
1507 return;
1508
1509 color_table = FRAME_DISPLAY_INFO (f)->color_table;
1510
1511 if (idx <= 0 || idx >= color_table->size) {
1512 message1 ("ns_free_indexed_color: Color index out of range.\n");
1513 return;
1514 }
1515
1516 index = [NSNumber numberWithUnsignedInt: idx];
1517 if ([color_table->empty_indices containsObject: index]) {
1518 message1 ("ns_free_indexed_color: attempt to free already freed color.\n");
1519 return;
1520 }
1521
1522 color = color_table->colors[idx];
1523 [color release];
1524 color_table->colors[idx] = nil;
1525 [color_table->empty_indices addObject: index];
1526 /*fprintf(stderr, "color_table: FREED %d\n",idx);*/
1527 }
1528
1529
1530 static int
1531 ns_get_color (const char *name, NSColor **col)
1532 /* --------------------------------------------------------------------------
1533 Parse a color name
1534 -------------------------------------------------------------------------- */
1535 /* On *Step, we attempt to mimic the X11 platform here, down to installing an
1536 X11 rgb.txt-compatible color list in Emacs.clr (see ns_term_init()).
1537 See: http://thread.gmane.org/gmane.emacs.devel/113050/focus=113272). */
1538 {
1539 NSColor *new = nil;
1540 static char hex[20];
1541 int scaling = 0;
1542 float r = -1.0, g, b;
1543 NSString *nsname = [NSString stringWithUTF8String: name];
1544
1545 /*fprintf (stderr, "ns_get_color: '%s'\n", name); */
1546 block_input ();
1547
1548 if ([nsname isEqualToString: @"ns_selection_bg_color"])
1549 {
1550 #ifdef NS_IMPL_COCOA
1551 NSString *defname = [[NSUserDefaults standardUserDefaults]
1552 stringForKey: @"AppleHighlightColor"];
1553 if (defname != nil)
1554 nsname = defname;
1555 else
1556 #endif
1557 if ((new = [NSColor selectedTextBackgroundColor]) != nil)
1558 {
1559 *col = [new colorUsingDefaultColorSpace];
1560 unblock_input ();
1561 return 0;
1562 }
1563 else
1564 nsname = NS_SELECTION_BG_COLOR_DEFAULT;
1565
1566 name = [nsname UTF8String];
1567 }
1568 else if ([nsname isEqualToString: @"ns_selection_fg_color"])
1569 {
1570 /* NOTE: OSX applications normally don't set foreground selection, but
1571 text may be unreadable if we don't.
1572 */
1573 if ((new = [NSColor selectedTextColor]) != nil)
1574 {
1575 *col = [new colorUsingDefaultColorSpace];
1576 unblock_input ();
1577 return 0;
1578 }
1579
1580 nsname = NS_SELECTION_FG_COLOR_DEFAULT;
1581 name = [nsname UTF8String];
1582 }
1583
1584 /* First, check for some sort of numeric specification. */
1585 hex[0] = '\0';
1586
1587 if (name[0] == '0' || name[0] == '1' || name[0] == '.') /* RGB decimal */
1588 {
1589 NSScanner *scanner = [NSScanner scannerWithString: nsname];
1590 [scanner scanFloat: &r];
1591 [scanner scanFloat: &g];
1592 [scanner scanFloat: &b];
1593 }
1594 else if (!strncmp(name, "rgb:", 4)) /* A newer X11 format -- rgb:r/g/b */
1595 scaling = (snprintf (hex, sizeof hex, "%s", name + 4) - 2) / 3;
1596 else if (name[0] == '#') /* An old X11 format; convert to newer */
1597 {
1598 int len = (strlen(name) - 1);
1599 int start = (len % 3 == 0) ? 1 : len / 4 + 1;
1600 int i;
1601 scaling = strlen(name+start) / 3;
1602 for (i = 0; i < 3; i++)
1603 sprintf (hex + i * (scaling + 1), "%.*s/", scaling,
1604 name + start + i * scaling);
1605 hex[3 * (scaling + 1) - 1] = '\0';
1606 }
1607
1608 if (hex[0])
1609 {
1610 int rr, gg, bb;
1611 float fscale = scaling == 4 ? 65535.0 : (scaling == 2 ? 255.0 : 15.0);
1612 if (sscanf (hex, "%x/%x/%x", &rr, &gg, &bb))
1613 {
1614 r = rr / fscale;
1615 g = gg / fscale;
1616 b = bb / fscale;
1617 }
1618 }
1619
1620 if (r >= 0.0F)
1621 {
1622 *col = [NSColor colorForEmacsRed: r green: g blue: b alpha: 1.0];
1623 unblock_input ();
1624 return 0;
1625 }
1626
1627 /* Otherwise, color is expected to be from a list */
1628 {
1629 NSEnumerator *lenum, *cenum;
1630 NSString *name;
1631 NSColorList *clist;
1632
1633 #ifdef NS_IMPL_GNUSTEP
1634 /* XXX: who is wrong, the requestor or the implementation? */
1635 if ([nsname compare: @"Highlight" options: NSCaseInsensitiveSearch]
1636 == NSOrderedSame)
1637 nsname = @"highlightColor";
1638 #endif
1639
1640 lenum = [[NSColorList availableColorLists] objectEnumerator];
1641 while ( (clist = [lenum nextObject]) && new == nil)
1642 {
1643 cenum = [[clist allKeys] objectEnumerator];
1644 while ( (name = [cenum nextObject]) && new == nil )
1645 {
1646 if ([name compare: nsname
1647 options: NSCaseInsensitiveSearch] == NSOrderedSame )
1648 new = [clist colorWithKey: name];
1649 }
1650 }
1651 }
1652
1653 if (new)
1654 *col = [new colorUsingDefaultColorSpace];
1655 unblock_input ();
1656 return new ? 0 : 1;
1657 }
1658
1659
1660 int
1661 ns_lisp_to_color (Lisp_Object color, NSColor **col)
1662 /* --------------------------------------------------------------------------
1663 Convert a Lisp string object to a NS color
1664 -------------------------------------------------------------------------- */
1665 {
1666 NSTRACE (ns_lisp_to_color);
1667 if (STRINGP (color))
1668 return ns_get_color (SSDATA (color), col);
1669 else if (SYMBOLP (color))
1670 return ns_get_color (SSDATA (SYMBOL_NAME (color)), col);
1671 return 1;
1672 }
1673
1674
1675 Lisp_Object
1676 ns_color_to_lisp (NSColor *col)
1677 /* --------------------------------------------------------------------------
1678 Convert a color to a lisp string with the RGB equivalent
1679 -------------------------------------------------------------------------- */
1680 {
1681 EmacsCGFloat red, green, blue, alpha, gray;
1682 char buf[1024];
1683 const char *str;
1684 NSTRACE (ns_color_to_lisp);
1685
1686 block_input ();
1687 if ([[col colorSpaceName] isEqualToString: NSNamedColorSpace])
1688
1689 if ((str =[[col colorNameComponent] UTF8String]))
1690 {
1691 unblock_input ();
1692 return build_string ((char *)str);
1693 }
1694
1695 [[col colorUsingDefaultColorSpace]
1696 getRed: &red green: &green blue: &blue alpha: &alpha];
1697 if (red == green && red == blue)
1698 {
1699 [[col colorUsingColorSpaceName: NSCalibratedWhiteColorSpace]
1700 getWhite: &gray alpha: &alpha];
1701 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1702 lrint (gray * 0xff), lrint (gray * 0xff), lrint (gray * 0xff));
1703 unblock_input ();
1704 return build_string (buf);
1705 }
1706
1707 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1708 lrint (red*0xff), lrint (green*0xff), lrint (blue*0xff));
1709
1710 unblock_input ();
1711 return build_string (buf);
1712 }
1713
1714
1715 void
1716 ns_query_color(void *col, XColor *color_def, int setPixel)
1717 /* --------------------------------------------------------------------------
1718 Get ARGB values out of NSColor col and put them into color_def.
1719 If setPixel, set the pixel to a concatenated version.
1720 and set color_def pixel to the resulting index.
1721 -------------------------------------------------------------------------- */
1722 {
1723 EmacsCGFloat r, g, b, a;
1724
1725 [((NSColor *)col) getRed: &r green: &g blue: &b alpha: &a];
1726 color_def->red = r * 65535;
1727 color_def->green = g * 65535;
1728 color_def->blue = b * 65535;
1729
1730 if (setPixel == YES)
1731 color_def->pixel
1732 = ARGB_TO_ULONG((int)(a*255),
1733 (int)(r*255), (int)(g*255), (int)(b*255));
1734 }
1735
1736
1737 bool
1738 ns_defined_color (struct frame *f,
1739 const char *name,
1740 XColor *color_def,
1741 bool alloc,
1742 bool makeIndex)
1743 /* --------------------------------------------------------------------------
1744 Return true if named color found, and set color_def rgb accordingly.
1745 If makeIndex and alloc are nonzero put the color in the color_table,
1746 and set color_def pixel to the resulting index.
1747 If makeIndex is zero, set color_def pixel to ARGB.
1748 Return false if not found
1749 -------------------------------------------------------------------------- */
1750 {
1751 NSColor *col;
1752 NSTRACE (ns_defined_color);
1753
1754 block_input ();
1755 if (ns_get_color (name, &col) != 0) /* Color not found */
1756 {
1757 unblock_input ();
1758 return 0;
1759 }
1760 if (makeIndex && alloc)
1761 color_def->pixel = ns_index_color (col, f);
1762 ns_query_color (col, color_def, !makeIndex);
1763 unblock_input ();
1764 return 1;
1765 }
1766
1767
1768 void
1769 x_set_frame_alpha (struct frame *f)
1770 /* --------------------------------------------------------------------------
1771 change the entire-frame transparency
1772 -------------------------------------------------------------------------- */
1773 {
1774 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (f);
1775 double alpha = 1.0;
1776 double alpha_min = 1.0;
1777
1778 if (dpyinfo->x_highlight_frame == f)
1779 alpha = f->alpha[0];
1780 else
1781 alpha = f->alpha[1];
1782
1783 if (FLOATP (Vframe_alpha_lower_limit))
1784 alpha_min = XFLOAT_DATA (Vframe_alpha_lower_limit);
1785 else if (INTEGERP (Vframe_alpha_lower_limit))
1786 alpha_min = (XINT (Vframe_alpha_lower_limit)) / 100.0;
1787
1788 if (alpha < 0.0)
1789 return;
1790 else if (1.0 < alpha)
1791 alpha = 1.0;
1792 else if (0.0 <= alpha && alpha < alpha_min && alpha_min <= 1.0)
1793 alpha = alpha_min;
1794
1795 #ifdef NS_IMPL_COCOA
1796 {
1797 EmacsView *view = FRAME_NS_VIEW (f);
1798 [[view window] setAlphaValue: alpha];
1799 }
1800 #endif
1801 }
1802
1803
1804 /* ==========================================================================
1805
1806 Mouse handling
1807
1808 ========================================================================== */
1809
1810
1811 void
1812 frame_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
1813 /* --------------------------------------------------------------------------
1814 Programmatically reposition mouse pointer in pixel coordinates
1815 -------------------------------------------------------------------------- */
1816 {
1817 NSTRACE (frame_set_mouse_pixel_position);
1818 ns_raise_frame (f);
1819 #if 0
1820 /* FIXME: this does not work, and what about GNUstep? */
1821 #ifdef NS_IMPL_COCOA
1822 [FRAME_NS_VIEW (f) lockFocus];
1823 PSsetmouse ((float)pix_x, (float)pix_y);
1824 [FRAME_NS_VIEW (f) unlockFocus];
1825 #endif
1826 #endif
1827 }
1828
1829 static int
1830 note_mouse_movement (struct frame *frame, CGFloat x, CGFloat y)
1831 /* ------------------------------------------------------------------------
1832 Called by EmacsView on mouseMovement events. Passes on
1833 to emacs mainstream code if we moved off of a rect of interest
1834 known as last_mouse_glyph.
1835 ------------------------------------------------------------------------ */
1836 {
1837 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (frame);
1838 NSRect *r;
1839
1840 // NSTRACE (note_mouse_movement);
1841
1842 dpyinfo->last_mouse_motion_frame = frame;
1843 r = &dpyinfo->last_mouse_glyph;
1844
1845 /* Note, this doesn't get called for enter/leave, since we don't have a
1846 position. Those are taken care of in the corresponding NSView methods. */
1847
1848 /* has movement gone beyond last rect we were tracking? */
1849 if (x < r->origin.x || x >= r->origin.x + r->size.width
1850 || y < r->origin.y || y >= r->origin.y + r->size.height)
1851 {
1852 ns_update_begin (frame);
1853 frame->mouse_moved = 1;
1854 note_mouse_highlight (frame, x, y);
1855 remember_mouse_glyph (frame, x, y, r);
1856 ns_update_end (frame);
1857 return 1;
1858 }
1859
1860 return 0;
1861 }
1862
1863
1864 static void
1865 ns_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window,
1866 enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y,
1867 Time *time)
1868 /* --------------------------------------------------------------------------
1869 External (hook): inform emacs about mouse position and hit parts.
1870 If a scrollbar is being dragged, set bar_window, part, x, y, time.
1871 x & y should be position in the scrollbar (the whole bar, not the handle)
1872 and length of scrollbar respectively
1873 -------------------------------------------------------------------------- */
1874 {
1875 id view;
1876 NSPoint position;
1877 Lisp_Object frame, tail;
1878 struct frame *f;
1879 struct ns_display_info *dpyinfo;
1880
1881 NSTRACE (ns_mouse_position);
1882
1883 if (*fp == NULL)
1884 {
1885 fprintf (stderr, "Warning: ns_mouse_position () called with null *fp.\n");
1886 return;
1887 }
1888
1889 dpyinfo = FRAME_DISPLAY_INFO (*fp);
1890
1891 block_input ();
1892
1893 /* Clear the mouse-moved flag for every frame on this display. */
1894 FOR_EACH_FRAME (tail, frame)
1895 if (FRAME_NS_P (XFRAME (frame))
1896 && FRAME_NS_DISPLAY (XFRAME (frame)) == FRAME_NS_DISPLAY (*fp))
1897 XFRAME (frame)->mouse_moved = 0;
1898
1899 dpyinfo->last_mouse_scroll_bar = nil;
1900 if (dpyinfo->last_mouse_frame
1901 && FRAME_LIVE_P (dpyinfo->last_mouse_frame))
1902 f = dpyinfo->last_mouse_frame;
1903 else
1904 f = dpyinfo->x_focus_frame ? dpyinfo->x_focus_frame : SELECTED_FRAME ();
1905
1906 if (f && FRAME_NS_P (f))
1907 {
1908 view = FRAME_NS_VIEW (*fp);
1909
1910 position = [[view window] mouseLocationOutsideOfEventStream];
1911 position = [view convertPoint: position fromView: nil];
1912 remember_mouse_glyph (f, position.x, position.y,
1913 &dpyinfo->last_mouse_glyph);
1914 /*fprintf (stderr, "ns_mouse_position: %.0f, %.0f\n", position.x, position.y); */
1915
1916 if (bar_window) *bar_window = Qnil;
1917 if (part) *part = scroll_bar_above_handle;
1918
1919 if (x) XSETINT (*x, lrint (position.x));
1920 if (y) XSETINT (*y, lrint (position.y));
1921 if (time)
1922 *time = dpyinfo->last_mouse_movement_time;
1923 *fp = f;
1924 }
1925
1926 unblock_input ();
1927 }
1928
1929
1930 static void
1931 ns_frame_up_to_date (struct frame *f)
1932 /* --------------------------------------------------------------------------
1933 External (hook): Fix up mouse highlighting right after a full update.
1934 Can't use FRAME_MOUSE_UPDATE due to ns_frame_begin and ns_frame_end calls.
1935 -------------------------------------------------------------------------- */
1936 {
1937 NSTRACE (ns_frame_up_to_date);
1938
1939 if (FRAME_NS_P (f))
1940 {
1941 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
1942 if (f == hlinfo->mouse_face_mouse_frame)
1943 {
1944 block_input ();
1945 ns_update_begin(f);
1946 note_mouse_highlight (hlinfo->mouse_face_mouse_frame,
1947 hlinfo->mouse_face_mouse_x,
1948 hlinfo->mouse_face_mouse_y);
1949 ns_update_end(f);
1950 unblock_input ();
1951 }
1952 }
1953 }
1954
1955
1956 static void
1957 ns_define_frame_cursor (struct frame *f, Cursor cursor)
1958 /* --------------------------------------------------------------------------
1959 External (RIF): set frame mouse pointer type.
1960 -------------------------------------------------------------------------- */
1961 {
1962 NSTRACE (ns_define_frame_cursor);
1963 if (FRAME_POINTER_TYPE (f) != cursor)
1964 {
1965 EmacsView *view = FRAME_NS_VIEW (f);
1966 FRAME_POINTER_TYPE (f) = cursor;
1967 [[view window] invalidateCursorRectsForView: view];
1968 /* Redisplay assumes this function also draws the changed frame
1969 cursor, but this function doesn't, so do it explicitly. */
1970 x_update_cursor (f, 1);
1971 }
1972 }
1973
1974
1975
1976 /* ==========================================================================
1977
1978 Keyboard handling
1979
1980 ========================================================================== */
1981
1982
1983 static unsigned
1984 ns_convert_key (unsigned code)
1985 /* --------------------------------------------------------------------------
1986 Internal call used by NSView-keyDown.
1987 -------------------------------------------------------------------------- */
1988 {
1989 const unsigned last_keysym = ARRAYELTS (convert_ns_to_X_keysym);
1990 unsigned keysym;
1991 /* An array would be faster, but less easy to read. */
1992 for (keysym = 0; keysym < last_keysym; keysym += 2)
1993 if (code == convert_ns_to_X_keysym[keysym])
1994 return 0xFF00 | convert_ns_to_X_keysym[keysym+1];
1995 return 0;
1996 /* if decide to use keyCode and Carbon table, use this line:
1997 return code > 0xff ? 0 : 0xFF00 | ns_keycode_to_xkeysym_table[code]; */
1998 }
1999
2000
2001 char *
2002 x_get_keysym_name (int keysym)
2003 /* --------------------------------------------------------------------------
2004 Called by keyboard.c. Not sure if the return val is important, except
2005 that it be unique.
2006 -------------------------------------------------------------------------- */
2007 {
2008 static char value[16];
2009 NSTRACE (x_get_keysym_name);
2010 sprintf (value, "%d", keysym);
2011 return value;
2012 }
2013
2014
2015
2016 /* ==========================================================================
2017
2018 Block drawing operations
2019
2020 ========================================================================== */
2021
2022
2023 static void
2024 ns_redraw_scroll_bars (struct frame *f)
2025 {
2026 int i;
2027 id view;
2028 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
2029 NSTRACE (ns_redraw_scroll_bars);
2030 for (i =[subviews count]-1; i >= 0; i--)
2031 {
2032 view = [subviews objectAtIndex: i];
2033 if (![view isKindOfClass: [EmacsScroller class]]) continue;
2034 [view display];
2035 }
2036 }
2037
2038
2039 void
2040 ns_clear_frame (struct frame *f)
2041 /* --------------------------------------------------------------------------
2042 External (hook): Erase the entire frame
2043 -------------------------------------------------------------------------- */
2044 {
2045 NSView *view = FRAME_NS_VIEW (f);
2046 NSRect r;
2047
2048 NSTRACE (ns_clear_frame);
2049
2050 /* comes on initial frame because we have
2051 after-make-frame-functions = select-frame */
2052 if (!FRAME_DEFAULT_FACE (f))
2053 return;
2054
2055 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
2056
2057 r = [view bounds];
2058
2059 block_input ();
2060 ns_focus (f, &r, 1);
2061 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (FRAME_DEFAULT_FACE (f)), f) set];
2062 NSRectFill (r);
2063 ns_unfocus (f);
2064
2065 /* as of 2006/11 or so this is now needed */
2066 ns_redraw_scroll_bars (f);
2067 unblock_input ();
2068 }
2069
2070
2071 static void
2072 ns_clear_frame_area (struct frame *f, int x, int y, int width, int height)
2073 /* --------------------------------------------------------------------------
2074 External (RIF): Clear section of frame
2075 -------------------------------------------------------------------------- */
2076 {
2077 NSRect r = NSMakeRect (x, y, width, height);
2078 NSView *view = FRAME_NS_VIEW (f);
2079 struct face *face = FRAME_DEFAULT_FACE (f);
2080
2081 if (!view || !face)
2082 return;
2083
2084 NSTRACE (ns_clear_frame_area);
2085
2086 r = NSIntersectionRect (r, [view frame]);
2087 ns_focus (f, &r, 1);
2088 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), f) set];
2089
2090 NSRectFill (r);
2091
2092 ns_unfocus (f);
2093 return;
2094 }
2095
2096 static void
2097 ns_copy_bits (struct frame *f, NSRect src, NSRect dest)
2098 {
2099 if (FRAME_NS_VIEW (f))
2100 {
2101 ns_focus (f, &dest, 1);
2102 [FRAME_NS_VIEW (f) scrollRect: src
2103 by: NSMakeSize (dest.origin.x - src.origin.x,
2104 dest.origin.y - src.origin.y)];
2105 ns_unfocus (f);
2106 }
2107 }
2108
2109 static void
2110 ns_scroll_run (struct window *w, struct run *run)
2111 /* --------------------------------------------------------------------------
2112 External (RIF): Insert or delete n lines at line vpos
2113 -------------------------------------------------------------------------- */
2114 {
2115 struct frame *f = XFRAME (w->frame);
2116 int x, y, width, height, from_y, to_y, bottom_y;
2117
2118 NSTRACE (ns_scroll_run);
2119
2120 /* begin copy from other terms */
2121 /* Get frame-relative bounding box of the text display area of W,
2122 without mode lines. Include in this box the left and right
2123 fringe of W. */
2124 window_box (w, ANY_AREA, &x, &y, &width, &height);
2125
2126 from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
2127 to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
2128 bottom_y = y + height;
2129
2130 if (to_y < from_y)
2131 {
2132 /* Scrolling up. Make sure we don't copy part of the mode
2133 line at the bottom. */
2134 if (from_y + run->height > bottom_y)
2135 height = bottom_y - from_y;
2136 else
2137 height = run->height;
2138 }
2139 else
2140 {
2141 /* Scrolling down. Make sure we don't copy over the mode line.
2142 at the bottom. */
2143 if (to_y + run->height > bottom_y)
2144 height = bottom_y - to_y;
2145 else
2146 height = run->height;
2147 }
2148 /* end copy from other terms */
2149
2150 if (height == 0)
2151 return;
2152
2153 block_input ();
2154
2155 x_clear_cursor (w);
2156
2157 {
2158 NSRect srcRect = NSMakeRect (x, from_y, width, height);
2159 NSRect dstRect = NSMakeRect (x, to_y, width, height);
2160
2161 ns_copy_bits (f, srcRect , dstRect);
2162 }
2163
2164 unblock_input ();
2165 }
2166
2167
2168 static void
2169 ns_after_update_window_line (struct window *w, struct glyph_row *desired_row)
2170 /* --------------------------------------------------------------------------
2171 External (RIF): preparatory to fringe update after text was updated
2172 -------------------------------------------------------------------------- */
2173 {
2174 struct frame *f;
2175 int width, height;
2176
2177 NSTRACE (ns_after_update_window_line);
2178
2179 /* begin copy from other terms */
2180 eassert (w);
2181
2182 if (!desired_row->mode_line_p && !w->pseudo_window_p)
2183 desired_row->redraw_fringe_bitmaps_p = 1;
2184
2185 /* When a window has disappeared, make sure that no rest of
2186 full-width rows stays visible in the internal border. */
2187 if (windows_or_buffers_changed
2188 && desired_row->full_width_p
2189 && (f = XFRAME (w->frame),
2190 width = FRAME_INTERNAL_BORDER_WIDTH (f),
2191 width != 0)
2192 && (height = desired_row->visible_height,
2193 height > 0))
2194 {
2195 int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y));
2196
2197 block_input ();
2198 ns_clear_frame_area (f, 0, y, width, height);
2199 ns_clear_frame_area (f,
2200 FRAME_PIXEL_WIDTH (f) - width,
2201 y, width, height);
2202 unblock_input ();
2203 }
2204 }
2205
2206
2207 static void
2208 ns_shift_glyphs_for_insert (struct frame *f,
2209 int x, int y, int width, int height,
2210 int shift_by)
2211 /* --------------------------------------------------------------------------
2212 External (RIF): copy an area horizontally, don't worry about clearing src
2213 -------------------------------------------------------------------------- */
2214 {
2215 NSRect srcRect = NSMakeRect (x, y, width, height);
2216 NSRect dstRect = NSMakeRect (x+shift_by, y, width, height);
2217
2218 NSTRACE (ns_shift_glyphs_for_insert);
2219
2220 ns_copy_bits (f, srcRect, dstRect);
2221 }
2222
2223
2224
2225 /* ==========================================================================
2226
2227 Character encoding and metrics
2228
2229 ========================================================================== */
2230
2231
2232 static void
2233 ns_compute_glyph_string_overhangs (struct glyph_string *s)
2234 /* --------------------------------------------------------------------------
2235 External (RIF); compute left/right overhang of whole string and set in s
2236 -------------------------------------------------------------------------- */
2237 {
2238 struct font *font = s->font;
2239
2240 if (s->char2b)
2241 {
2242 struct font_metrics metrics;
2243 unsigned int codes[2];
2244 codes[0] = *(s->char2b);
2245 codes[1] = *(s->char2b + s->nchars - 1);
2246
2247 font->driver->text_extents (font, codes, 2, &metrics);
2248 s->left_overhang = -metrics.lbearing;
2249 s->right_overhang
2250 = metrics.rbearing > metrics.width
2251 ? metrics.rbearing - metrics.width : 0;
2252 }
2253 else
2254 {
2255 s->left_overhang = 0;
2256 if (EQ (font->driver->type, Qns))
2257 s->right_overhang = ((struct nsfont_info *)font)->ital ?
2258 FONT_HEIGHT (font) * 0.2 : 0;
2259 else
2260 s->right_overhang = 0;
2261 }
2262 }
2263
2264
2265
2266 /* ==========================================================================
2267
2268 Fringe and cursor drawing
2269
2270 ========================================================================== */
2271
2272
2273 extern int max_used_fringe_bitmap;
2274 static void
2275 ns_draw_fringe_bitmap (struct window *w, struct glyph_row *row,
2276 struct draw_fringe_bitmap_params *p)
2277 /* --------------------------------------------------------------------------
2278 External (RIF); fringe-related
2279 -------------------------------------------------------------------------- */
2280 {
2281 struct frame *f = XFRAME (WINDOW_FRAME (w));
2282 struct face *face = p->face;
2283 static EmacsImage **bimgs = NULL;
2284 static int nBimgs = 0;
2285
2286 /* grow bimgs if needed */
2287 if (nBimgs < max_used_fringe_bitmap)
2288 {
2289 bimgs = xrealloc (bimgs, max_used_fringe_bitmap * sizeof *bimgs);
2290 memset (bimgs + nBimgs, 0,
2291 (max_used_fringe_bitmap - nBimgs) * sizeof *bimgs);
2292 nBimgs = max_used_fringe_bitmap;
2293 }
2294
2295 /* Must clip because of partially visible lines. */
2296 ns_clip_to_row (w, row, ANY_AREA, YES);
2297
2298 if (!p->overlay_p)
2299 {
2300 int bx = p->bx, by = p->by, nx = p->nx, ny = p->ny;
2301
2302 if (bx >= 0 && nx > 0)
2303 {
2304 NSRect r = NSMakeRect (bx, by, nx, ny);
2305 NSRectClip (r);
2306 [ns_lookup_indexed_color (face->background, f) set];
2307 NSRectFill (r);
2308 }
2309 }
2310
2311 if (p->which)
2312 {
2313 NSRect r = NSMakeRect (p->x, p->y, p->wd, p->h);
2314 EmacsImage *img = bimgs[p->which - 1];
2315
2316 if (!img)
2317 {
2318 unsigned short *bits = p->bits + p->dh;
2319 int len = p->h;
2320 int i;
2321 unsigned char *cbits = xmalloc (len);
2322
2323 for (i = 0; i < len; i++)
2324 cbits[i] = ~(bits[i] & 0xff);
2325 img = [[EmacsImage alloc] initFromXBM: cbits width: 8 height: p->h
2326 fg: 0 bg: 0];
2327 bimgs[p->which - 1] = img;
2328 xfree (cbits);
2329 }
2330
2331 NSRectClip (r);
2332 /* Since we composite the bitmap instead of just blitting it, we need
2333 to erase the whole background. */
2334 [ns_lookup_indexed_color(face->background, f) set];
2335 NSRectFill (r);
2336
2337 {
2338 NSColor *bm_color;
2339 if (!p->cursor_p)
2340 bm_color = ns_lookup_indexed_color(face->foreground, f);
2341 else if (p->overlay_p)
2342 bm_color = ns_lookup_indexed_color(face->background, f);
2343 else
2344 bm_color = f->output_data.ns->cursor_color;
2345 [img setXBMColor: bm_color];
2346 }
2347
2348 #ifdef NS_IMPL_COCOA
2349 [img drawInRect: r
2350 fromRect: NSZeroRect
2351 operation: NSCompositeSourceOver
2352 fraction: 1.0
2353 respectFlipped: YES
2354 hints: nil];
2355 #else
2356 {
2357 NSPoint pt = r.origin;
2358 pt.y += p->h;
2359 [img compositeToPoint: pt operation: NSCompositeSourceOver];
2360 }
2361 #endif
2362 }
2363 ns_unfocus (f);
2364 }
2365
2366
2367 static void
2368 ns_draw_window_cursor (struct window *w, struct glyph_row *glyph_row,
2369 int x, int y, enum text_cursor_kinds cursor_type,
2370 int cursor_width, bool on_p, bool active_p)
2371 /* --------------------------------------------------------------------------
2372 External call (RIF): draw cursor.
2373 Note that CURSOR_WIDTH is meaningful only for (h)bar cursors.
2374 -------------------------------------------------------------------------- */
2375 {
2376 NSRect r, s;
2377 int fx, fy, h, cursor_height;
2378 struct frame *f = WINDOW_XFRAME (w);
2379 struct glyph *phys_cursor_glyph;
2380 struct glyph *cursor_glyph;
2381 struct face *face;
2382 NSColor *hollow_color = FRAME_BACKGROUND_COLOR (f);
2383
2384 /* If cursor is out of bounds, don't draw garbage. This can happen
2385 in mini-buffer windows when switching between echo area glyphs
2386 and mini-buffer. */
2387
2388 NSTRACE (dumpcursor);
2389
2390 if (!on_p)
2391 return;
2392
2393 w->phys_cursor_type = cursor_type;
2394 w->phys_cursor_on_p = on_p;
2395
2396 if (cursor_type == NO_CURSOR)
2397 {
2398 w->phys_cursor_width = 0;
2399 return;
2400 }
2401
2402 if ((phys_cursor_glyph = get_phys_cursor_glyph (w)) == NULL)
2403 {
2404 if (glyph_row->exact_window_width_line_p
2405 && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA])
2406 {
2407 glyph_row->cursor_in_fringe_p = 1;
2408 draw_fringe_bitmap (w, glyph_row, 0);
2409 }
2410 return;
2411 }
2412
2413 /* We draw the cursor (with NSRectFill), then draw the glyph on top
2414 (other terminals do it the other way round). We must set
2415 w->phys_cursor_width to the cursor width. For bar cursors, that
2416 is CURSOR_WIDTH; for box cursors, it is the glyph width. */
2417 get_phys_cursor_geometry (w, glyph_row, phys_cursor_glyph, &fx, &fy, &h);
2418
2419 /* The above get_phys_cursor_geometry call set w->phys_cursor_width
2420 to the glyph width; replace with CURSOR_WIDTH for (V)BAR cursors. */
2421 if (cursor_type == BAR_CURSOR)
2422 {
2423 if (cursor_width < 1)
2424 cursor_width = max (FRAME_CURSOR_WIDTH (f), 1);
2425 w->phys_cursor_width = cursor_width;
2426 }
2427 /* If we have an HBAR, "cursor_width" MAY specify height. */
2428 else if (cursor_type == HBAR_CURSOR)
2429 {
2430 cursor_height = (cursor_width < 1) ? lrint (0.25 * h) : cursor_width;
2431 if (cursor_height > glyph_row->height)
2432 cursor_height = glyph_row->height;
2433 if (h > cursor_height) // Cursor smaller than line height, move down
2434 fy += h - cursor_height;
2435 h = cursor_height;
2436 }
2437
2438 r.origin.x = fx, r.origin.y = fy;
2439 r.size.height = h;
2440 r.size.width = w->phys_cursor_width;
2441
2442 /* TODO: only needed in rare cases with last-resort font in HELLO..
2443 should we do this more efficiently? */
2444 ns_clip_to_row (w, glyph_row, ANY_AREA, NO); /* do ns_focus(f, &r, 1); if remove */
2445
2446
2447 face = FACE_FROM_ID (f, phys_cursor_glyph->face_id);
2448 if (face && NS_FACE_BACKGROUND (face)
2449 == ns_index_color (FRAME_CURSOR_COLOR (f), f))
2450 {
2451 [ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), f) set];
2452 hollow_color = FRAME_CURSOR_COLOR (f);
2453 }
2454 else
2455 [FRAME_CURSOR_COLOR (f) set];
2456
2457 #ifdef NS_IMPL_COCOA
2458 /* TODO: This makes drawing of cursor plus that of phys_cursor_glyph
2459 atomic. Cleaner ways of doing this should be investigated.
2460 One way would be to set a global variable DRAWING_CURSOR
2461 when making the call to draw_phys..(), don't focus in that
2462 case, then move the ns_unfocus() here after that call. */
2463 NSDisableScreenUpdates ();
2464 #endif
2465
2466 switch (cursor_type)
2467 {
2468 case DEFAULT_CURSOR:
2469 case NO_CURSOR:
2470 break;
2471 case FILLED_BOX_CURSOR:
2472 NSRectFill (r);
2473 break;
2474 case HOLLOW_BOX_CURSOR:
2475 NSRectFill (r);
2476 [hollow_color set];
2477 NSRectFill (NSInsetRect (r, 1, 1));
2478 [FRAME_CURSOR_COLOR (f) set];
2479 break;
2480 case HBAR_CURSOR:
2481 NSRectFill (r);
2482 break;
2483 case BAR_CURSOR:
2484 s = r;
2485 /* If the character under cursor is R2L, draw the bar cursor
2486 on the right of its glyph, rather than on the left. */
2487 cursor_glyph = get_phys_cursor_glyph (w);
2488 if ((cursor_glyph->resolved_level & 1) != 0)
2489 s.origin.x += cursor_glyph->pixel_width - s.size.width;
2490
2491 NSRectFill (s);
2492 break;
2493 }
2494 ns_unfocus (f);
2495
2496 /* draw the character under the cursor */
2497 if (cursor_type != NO_CURSOR)
2498 draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
2499
2500 #ifdef NS_IMPL_COCOA
2501 NSEnableScreenUpdates ();
2502 #endif
2503
2504 }
2505
2506
2507 static void
2508 ns_draw_vertical_window_border (struct window *w, int x, int y0, int y1)
2509 /* --------------------------------------------------------------------------
2510 External (RIF): Draw a vertical line.
2511 -------------------------------------------------------------------------- */
2512 {
2513 struct frame *f = XFRAME (WINDOW_FRAME (w));
2514 struct face *face;
2515 NSRect r = NSMakeRect (x, y0, 1, y1-y0);
2516
2517 NSTRACE (ns_draw_vertical_window_border);
2518
2519 face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
2520 if (face)
2521 [ns_lookup_indexed_color(face->foreground, f) set];
2522
2523 ns_focus (f, &r, 1);
2524 NSRectFill(r);
2525 ns_unfocus (f);
2526 }
2527
2528
2529 static void
2530 ns_draw_window_divider (struct window *w, int x0, int x1, int y0, int y1)
2531 /* --------------------------------------------------------------------------
2532 External (RIF): Draw a window divider.
2533 -------------------------------------------------------------------------- */
2534 {
2535 struct frame *f = XFRAME (WINDOW_FRAME (w));
2536 struct face *face;
2537 NSRect r = NSMakeRect (x0, y0, x1-x0, y1-y0);
2538
2539 NSTRACE (ns_draw_window_divider);
2540
2541 face = FACE_FROM_ID (f, WINDOW_DIVIDER_FACE_ID);
2542 if (face)
2543 [ns_lookup_indexed_color(face->foreground, f) set];
2544
2545 ns_focus (f, &r, 1);
2546 NSRectFill(r);
2547 ns_unfocus (f);
2548 }
2549
2550 static void
2551 ns_show_hourglass (struct frame *f)
2552 {
2553 /* TODO: add NSProgressIndicator to all frames. */
2554 }
2555
2556 static void
2557 ns_hide_hourglass (struct frame *f)
2558 {
2559 /* TODO: remove NSProgressIndicator from all frames. */
2560 }
2561
2562 /* ==========================================================================
2563
2564 Glyph drawing operations
2565
2566 ========================================================================== */
2567
2568 static int
2569 ns_get_glyph_string_clip_rect (struct glyph_string *s, NativeRectangle *nr)
2570 /* --------------------------------------------------------------------------
2571 Wrapper utility to account for internal border width on full-width lines,
2572 and allow top full-width rows to hit the frame top. nr should be pointer
2573 to two successive NSRects. Number of rects actually used is returned.
2574 -------------------------------------------------------------------------- */
2575 {
2576 int n = get_glyph_string_clip_rects (s, nr, 2);
2577 return n;
2578 }
2579
2580 /* --------------------------------------------------------------------
2581 Draw a wavy line under glyph string s. The wave fills wave_height
2582 pixels from y.
2583
2584 x wave_length = 2
2585 --
2586 y * * * * *
2587 |* * * * * * * * *
2588 wave_height = 3 | * * * *
2589 --------------------------------------------------------------------- */
2590
2591 static void
2592 ns_draw_underwave (struct glyph_string *s, EmacsCGFloat width, EmacsCGFloat x)
2593 {
2594 int wave_height = 3, wave_length = 2;
2595 int y, dx, dy, odd, xmax;
2596 NSPoint a, b;
2597 NSRect waveClip;
2598
2599 dx = wave_length;
2600 dy = wave_height - 1;
2601 y = s->ybase - wave_height + 3;
2602 xmax = x + width;
2603
2604 /* Find and set clipping rectangle */
2605 waveClip = NSMakeRect (x, y, width, wave_height);
2606 [[NSGraphicsContext currentContext] saveGraphicsState];
2607 NSRectClip (waveClip);
2608
2609 /* Draw the waves */
2610 a.x = x - ((int)(x) % dx) + (EmacsCGFloat) 0.5;
2611 b.x = a.x + dx;
2612 odd = (int)(a.x/dx) % 2;
2613 a.y = b.y = y + 0.5;
2614
2615 if (odd)
2616 a.y += dy;
2617 else
2618 b.y += dy;
2619
2620 while (a.x <= xmax)
2621 {
2622 [NSBezierPath strokeLineFromPoint:a toPoint:b];
2623 a.x = b.x, a.y = b.y;
2624 b.x += dx, b.y = y + 0.5 + odd*dy;
2625 odd = !odd;
2626 }
2627
2628 /* Restore previous clipping rectangle(s) */
2629 [[NSGraphicsContext currentContext] restoreGraphicsState];
2630 }
2631
2632
2633
2634 void
2635 ns_draw_text_decoration (struct glyph_string *s, struct face *face,
2636 NSColor *defaultCol, CGFloat width, CGFloat x)
2637 /* --------------------------------------------------------------------------
2638 Draw underline, overline, and strike-through on glyph string s.
2639 -------------------------------------------------------------------------- */
2640 {
2641 if (s->for_overlaps)
2642 return;
2643
2644 /* Do underline. */
2645 if (face->underline_p)
2646 {
2647 if (s->face->underline_type == FACE_UNDER_WAVE)
2648 {
2649 if (face->underline_defaulted_p)
2650 [defaultCol set];
2651 else
2652 [ns_lookup_indexed_color (face->underline_color, s->f) set];
2653
2654 ns_draw_underwave (s, width, x);
2655 }
2656 else if (s->face->underline_type == FACE_UNDER_LINE)
2657 {
2658
2659 NSRect r;
2660 unsigned long thickness, position;
2661
2662 /* If the prev was underlined, match its appearance. */
2663 if (s->prev && s->prev->face->underline_p
2664 && s->prev->face->underline_type == FACE_UNDER_LINE
2665 && s->prev->underline_thickness > 0)
2666 {
2667 thickness = s->prev->underline_thickness;
2668 position = s->prev->underline_position;
2669 }
2670 else
2671 {
2672 struct font *font;
2673 unsigned long descent;
2674
2675 font=s->font;
2676 descent = s->y + s->height - s->ybase;
2677
2678 /* Use underline thickness of font, defaulting to 1. */
2679 thickness = (font && font->underline_thickness > 0)
2680 ? font->underline_thickness : 1;
2681
2682 /* Determine the offset of underlining from the baseline. */
2683 if (x_underline_at_descent_line)
2684 position = descent - thickness;
2685 else if (x_use_underline_position_properties
2686 && font && font->underline_position >= 0)
2687 position = font->underline_position;
2688 else if (font)
2689 position = lround (font->descent / 2);
2690 else
2691 position = underline_minimum_offset;
2692
2693 position = max (position, underline_minimum_offset);
2694
2695 /* Ensure underlining is not cropped. */
2696 if (descent <= position)
2697 {
2698 position = descent - 1;
2699 thickness = 1;
2700 }
2701 else if (descent < position + thickness)
2702 thickness = 1;
2703 }
2704
2705 s->underline_thickness = thickness;
2706 s->underline_position = position;
2707
2708 r = NSMakeRect (x, s->ybase + position, width, thickness);
2709
2710 if (face->underline_defaulted_p)
2711 [defaultCol set];
2712 else
2713 [ns_lookup_indexed_color (face->underline_color, s->f) set];
2714 NSRectFill (r);
2715 }
2716 }
2717 /* Do overline. We follow other terms in using a thickness of 1
2718 and ignoring overline_margin. */
2719 if (face->overline_p)
2720 {
2721 NSRect r;
2722 r = NSMakeRect (x, s->y, width, 1);
2723
2724 if (face->overline_color_defaulted_p)
2725 [defaultCol set];
2726 else
2727 [ns_lookup_indexed_color (face->overline_color, s->f) set];
2728 NSRectFill (r);
2729 }
2730
2731 /* Do strike-through. We follow other terms for thickness and
2732 vertical position.*/
2733 if (face->strike_through_p)
2734 {
2735 NSRect r;
2736 unsigned long dy;
2737
2738 dy = lrint ((s->height - 1) / 2);
2739 r = NSMakeRect (x, s->y + dy, width, 1);
2740
2741 if (face->strike_through_color_defaulted_p)
2742 [defaultCol set];
2743 else
2744 [ns_lookup_indexed_color (face->strike_through_color, s->f) set];
2745 NSRectFill (r);
2746 }
2747 }
2748
2749 static void
2750 ns_draw_box (NSRect r, CGFloat thickness, NSColor *col,
2751 char left_p, char right_p)
2752 /* --------------------------------------------------------------------------
2753 Draw an unfilled rect inside r, optionally leaving left and/or right open.
2754 Note we can't just use an NSDrawRect command, because of the possibility
2755 of some sides not being drawn, and because the rect will be filled.
2756 -------------------------------------------------------------------------- */
2757 {
2758 NSRect s = r;
2759 [col set];
2760
2761 /* top, bottom */
2762 s.size.height = thickness;
2763 NSRectFill (s);
2764 s.origin.y += r.size.height - thickness;
2765 NSRectFill (s);
2766
2767 s.size.height = r.size.height;
2768 s.origin.y = r.origin.y;
2769
2770 /* left, right (optional) */
2771 s.size.width = thickness;
2772 if (left_p)
2773 NSRectFill (s);
2774 if (right_p)
2775 {
2776 s.origin.x += r.size.width - thickness;
2777 NSRectFill (s);
2778 }
2779 }
2780
2781
2782 static void
2783 ns_draw_relief (NSRect r, int thickness, char raised_p,
2784 char top_p, char bottom_p, char left_p, char right_p,
2785 struct glyph_string *s)
2786 /* --------------------------------------------------------------------------
2787 Draw a relief rect inside r, optionally leaving some sides open.
2788 Note we can't just use an NSDrawBezel command, because of the possibility
2789 of some sides not being drawn, and because the rect will be filled.
2790 -------------------------------------------------------------------------- */
2791 {
2792 static NSColor *baseCol = nil, *lightCol = nil, *darkCol = nil;
2793 NSColor *newBaseCol = nil;
2794 NSRect sr = r;
2795
2796 NSTRACE (ns_draw_relief);
2797
2798 /* set up colors */
2799
2800 if (s->face->use_box_color_for_shadows_p)
2801 {
2802 newBaseCol = ns_lookup_indexed_color (s->face->box_color, s->f);
2803 }
2804 /* else if (s->first_glyph->type == IMAGE_GLYPH
2805 && s->img->pixmap
2806 && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
2807 {
2808 newBaseCol = IMAGE_BACKGROUND (s->img, s->f, 0);
2809 } */
2810 else
2811 {
2812 newBaseCol = ns_lookup_indexed_color (s->face->background, s->f);
2813 }
2814
2815 if (newBaseCol == nil)
2816 newBaseCol = [NSColor grayColor];
2817
2818 if (newBaseCol != baseCol) /* TODO: better check */
2819 {
2820 [baseCol release];
2821 baseCol = [newBaseCol retain];
2822 [lightCol release];
2823 lightCol = [[baseCol highlightWithLevel: 0.2] retain];
2824 [darkCol release];
2825 darkCol = [[baseCol shadowWithLevel: 0.3] retain];
2826 }
2827
2828 [(raised_p ? lightCol : darkCol) set];
2829
2830 /* TODO: mitering. Using NSBezierPath doesn't work because of color switch. */
2831
2832 /* top */
2833 sr.size.height = thickness;
2834 if (top_p) NSRectFill (sr);
2835
2836 /* left */
2837 sr.size.height = r.size.height;
2838 sr.size.width = thickness;
2839 if (left_p) NSRectFill (sr);
2840
2841 [(raised_p ? darkCol : lightCol) set];
2842
2843 /* bottom */
2844 sr.size.width = r.size.width;
2845 sr.size.height = thickness;
2846 sr.origin.y += r.size.height - thickness;
2847 if (bottom_p) NSRectFill (sr);
2848
2849 /* right */
2850 sr.size.height = r.size.height;
2851 sr.origin.y = r.origin.y;
2852 sr.size.width = thickness;
2853 sr.origin.x += r.size.width - thickness;
2854 if (right_p) NSRectFill (sr);
2855 }
2856
2857
2858 static void
2859 ns_dumpglyphs_box_or_relief (struct glyph_string *s)
2860 /* --------------------------------------------------------------------------
2861 Function modeled after x_draw_glyph_string_box ().
2862 Sets up parameters for drawing.
2863 -------------------------------------------------------------------------- */
2864 {
2865 int right_x, last_x;
2866 char left_p, right_p;
2867 struct glyph *last_glyph;
2868 NSRect r;
2869 int thickness;
2870 struct face *face;
2871
2872 if (s->hl == DRAW_MOUSE_FACE)
2873 {
2874 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2875 if (!face)
2876 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2877 }
2878 else
2879 face = s->face;
2880
2881 thickness = face->box_line_width;
2882
2883 NSTRACE (ns_dumpglyphs_box_or_relief);
2884
2885 last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
2886 ? WINDOW_RIGHT_EDGE_X (s->w)
2887 : window_box_right (s->w, s->area));
2888 last_glyph = (s->cmp || s->img
2889 ? s->first_glyph : s->first_glyph + s->nchars-1);
2890
2891 right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
2892 ? last_x - 1 : min (last_x, s->x + s->background_width) - 1));
2893
2894 left_p = (s->first_glyph->left_box_line_p
2895 || (s->hl == DRAW_MOUSE_FACE
2896 && (s->prev == NULL || s->prev->hl != s->hl)));
2897 right_p = (last_glyph->right_box_line_p
2898 || (s->hl == DRAW_MOUSE_FACE
2899 && (s->next == NULL || s->next->hl != s->hl)));
2900
2901 r = NSMakeRect (s->x, s->y, right_x - s->x + 1, s->height);
2902
2903 /* TODO: Sometimes box_color is 0 and this seems wrong; should investigate. */
2904 if (s->face->box == FACE_SIMPLE_BOX && s->face->box_color)
2905 {
2906 ns_draw_box (r, abs (thickness),
2907 ns_lookup_indexed_color (face->box_color, s->f),
2908 left_p, right_p);
2909 }
2910 else
2911 {
2912 ns_draw_relief (r, abs (thickness), s->face->box == FACE_RAISED_BOX,
2913 1, 1, left_p, right_p, s);
2914 }
2915 }
2916
2917
2918 static void
2919 ns_maybe_dumpglyphs_background (struct glyph_string *s, char force_p)
2920 /* --------------------------------------------------------------------------
2921 Modeled after x_draw_glyph_string_background, which draws BG in
2922 certain cases. Others are left to the text rendering routine.
2923 -------------------------------------------------------------------------- */
2924 {
2925 NSTRACE (ns_maybe_dumpglyphs_background);
2926
2927 if (!s->background_filled_p/* || s->hl == DRAW_MOUSE_FACE*/)
2928 {
2929 int box_line_width = max (s->face->box_line_width, 0);
2930 if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
2931 || s->font_not_found_p || s->extends_to_end_of_line_p || force_p)
2932 {
2933 struct face *face;
2934 if (s->hl == DRAW_MOUSE_FACE)
2935 {
2936 face = FACE_FROM_ID (s->f,
2937 MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2938 if (!face)
2939 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2940 }
2941 else
2942 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2943 if (!face->stipple)
2944 [(NS_FACE_BACKGROUND (face) != 0
2945 ? ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f)
2946 : FRAME_BACKGROUND_COLOR (s->f)) set];
2947 else
2948 {
2949 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (s->f);
2950 [[dpyinfo->bitmaps[face->stipple-1].img stippleMask] set];
2951 }
2952
2953 if (s->hl != DRAW_CURSOR)
2954 {
2955 NSRect r = NSMakeRect (s->x, s->y + box_line_width,
2956 s->background_width,
2957 s->height-2*box_line_width);
2958 NSRectFill (r);
2959 }
2960
2961 s->background_filled_p = 1;
2962 }
2963 }
2964 }
2965
2966
2967 static void
2968 ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
2969 /* --------------------------------------------------------------------------
2970 Renders an image and associated borders.
2971 -------------------------------------------------------------------------- */
2972 {
2973 EmacsImage *img = s->img->pixmap;
2974 int box_line_vwidth = max (s->face->box_line_width, 0);
2975 int x = s->x, y = s->ybase - image_ascent (s->img, s->face, &s->slice);
2976 int bg_x, bg_y, bg_height;
2977 int th;
2978 char raised_p;
2979 NSRect br;
2980 struct face *face;
2981 NSColor *tdCol;
2982
2983 NSTRACE (ns_dumpglyphs_image);
2984
2985 if (s->face->box != FACE_NO_BOX
2986 && s->first_glyph->left_box_line_p && s->slice.x == 0)
2987 x += abs (s->face->box_line_width);
2988
2989 bg_x = x;
2990 bg_y = s->slice.y == 0 ? s->y : s->y + box_line_vwidth;
2991 bg_height = s->height;
2992 /* other terms have this, but was causing problems w/tabbar mode */
2993 /* - 2 * box_line_vwidth; */
2994
2995 if (s->slice.x == 0) x += s->img->hmargin;
2996 if (s->slice.y == 0) y += s->img->vmargin;
2997
2998 /* Draw BG: if we need larger area than image itself cleared, do that,
2999 otherwise, since we composite the image under NS (instead of mucking
3000 with its background color), we must clear just the image area. */
3001 if (s->hl == DRAW_MOUSE_FACE)
3002 {
3003 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
3004 if (!face)
3005 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
3006 }
3007 else
3008 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
3009
3010 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
3011
3012 if (bg_height > s->slice.height || s->img->hmargin || s->img->vmargin
3013 || s->img->mask || s->img->pixmap == 0 || s->width != s->background_width)
3014 {
3015 br = NSMakeRect (bg_x, bg_y, s->background_width, bg_height);
3016 s->background_filled_p = 1;
3017 }
3018 else
3019 {
3020 br = NSMakeRect (x, y, s->slice.width, s->slice.height);
3021 }
3022
3023 NSRectFill (br);
3024
3025 /* Draw the image.. do we need to draw placeholder if img ==nil? */
3026 if (img != nil)
3027 {
3028 #ifdef NS_IMPL_COCOA
3029 NSRect dr = NSMakeRect (x, y, s->slice.width, s->slice.height);
3030 NSRect ir = NSMakeRect (s->slice.x, s->slice.y,
3031 s->slice.width, s->slice.height);
3032 [img drawInRect: dr
3033 fromRect: ir
3034 operation: NSCompositeSourceOver
3035 fraction: 1.0
3036 respectFlipped: YES
3037 hints: nil];
3038 #else
3039 [img compositeToPoint: NSMakePoint (x, y + s->slice.height)
3040 operation: NSCompositeSourceOver];
3041 #endif
3042 }
3043
3044 if (s->hl == DRAW_CURSOR)
3045 {
3046 [FRAME_CURSOR_COLOR (s->f) set];
3047 if (s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3048 tdCol = ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f);
3049 else
3050 /* Currently on NS img->mask is always 0. Since
3051 get_window_cursor_type specifies a hollow box cursor when on
3052 a non-masked image we never reach this clause. But we put it
3053 in in anticipation of better support for image masks on
3054 NS. */
3055 tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3056 }
3057 else
3058 {
3059 tdCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3060 }
3061
3062 /* Draw underline, overline, strike-through. */
3063 ns_draw_text_decoration (s, face, tdCol, br.size.width, br.origin.x);
3064
3065 /* Draw relief, if requested */
3066 if (s->img->relief || s->hl ==DRAW_IMAGE_RAISED || s->hl ==DRAW_IMAGE_SUNKEN)
3067 {
3068 if (s->hl == DRAW_IMAGE_SUNKEN || s->hl == DRAW_IMAGE_RAISED)
3069 {
3070 th = tool_bar_button_relief >= 0 ?
3071 tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
3072 raised_p = (s->hl == DRAW_IMAGE_RAISED);
3073 }
3074 else
3075 {
3076 th = abs (s->img->relief);
3077 raised_p = (s->img->relief > 0);
3078 }
3079
3080 r.origin.x = x - th;
3081 r.origin.y = y - th;
3082 r.size.width = s->slice.width + 2*th-1;
3083 r.size.height = s->slice.height + 2*th-1;
3084 ns_draw_relief (r, th, raised_p,
3085 s->slice.y == 0,
3086 s->slice.y + s->slice.height == s->img->height,
3087 s->slice.x == 0,
3088 s->slice.x + s->slice.width == s->img->width, s);
3089 }
3090
3091 /* If there is no mask, the background won't be seen,
3092 so draw a rectangle on the image for the cursor.
3093 Do this for all images, getting transparency right is not reliable. */
3094 if (s->hl == DRAW_CURSOR)
3095 {
3096 int thickness = abs (s->img->relief);
3097 if (thickness == 0) thickness = 1;
3098 ns_draw_box (br, thickness, FRAME_CURSOR_COLOR (s->f), 1, 1);
3099 }
3100 }
3101
3102
3103 static void
3104 ns_dumpglyphs_stretch (struct glyph_string *s)
3105 {
3106 NSRect r[2];
3107 int n, i;
3108 struct face *face;
3109 NSColor *fgCol, *bgCol;
3110
3111 if (!s->background_filled_p)
3112 {
3113 n = ns_get_glyph_string_clip_rect (s, r);
3114 *r = NSMakeRect (s->x, s->y, s->background_width, s->height);
3115
3116 ns_focus (s->f, r, n);
3117
3118 if (s->hl == DRAW_MOUSE_FACE)
3119 {
3120 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
3121 if (!face)
3122 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
3123 }
3124 else
3125 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
3126
3127 bgCol = ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f);
3128 fgCol = ns_lookup_indexed_color (NS_FACE_FOREGROUND (face), s->f);
3129
3130 for (i = 0; i < n; ++i)
3131 {
3132 if (!s->row->full_width_p)
3133 {
3134 int overrun, leftoverrun;
3135
3136 /* truncate to avoid overwriting fringe and/or scrollbar */
3137 overrun = max (0, (s->x + s->background_width)
3138 - (WINDOW_BOX_RIGHT_EDGE_X (s->w)
3139 - WINDOW_RIGHT_FRINGE_WIDTH (s->w)));
3140 r[i].size.width -= overrun;
3141
3142 /* truncate to avoid overwriting to left of the window box */
3143 leftoverrun = (WINDOW_BOX_LEFT_EDGE_X (s->w)
3144 + WINDOW_LEFT_FRINGE_WIDTH (s->w)) - s->x;
3145
3146 if (leftoverrun > 0)
3147 {
3148 r[i].origin.x += leftoverrun;
3149 r[i].size.width -= leftoverrun;
3150 }
3151
3152 /* XXX: Try to work between problem where a stretch glyph on
3153 a partially-visible bottom row will clear part of the
3154 modeline, and another where list-buffers headers and similar
3155 rows erroneously have visible_height set to 0. Not sure
3156 where this is coming from as other terms seem not to show. */
3157 r[i].size.height = min (s->height, s->row->visible_height);
3158 }
3159
3160 [bgCol set];
3161
3162 /* NOTE: under NS this is NOT used to draw cursors, but we must avoid
3163 overwriting cursor (usually when cursor on a tab) */
3164 if (s->hl == DRAW_CURSOR)
3165 {
3166 CGFloat x, width;
3167
3168 x = r[i].origin.x;
3169 width = s->w->phys_cursor_width;
3170 r[i].size.width -= width;
3171 r[i].origin.x += width;
3172
3173 NSRectFill (r[i]);
3174
3175 /* Draw overlining, etc. on the cursor. */
3176 if (s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3177 ns_draw_text_decoration (s, face, bgCol, width, x);
3178 else
3179 ns_draw_text_decoration (s, face, fgCol, width, x);
3180 }
3181 else
3182 {
3183 NSRectFill (r[i]);
3184 }
3185
3186 /* Draw overlining, etc. on the stretch glyph (or the part
3187 of the stretch glyph after the cursor). */
3188 ns_draw_text_decoration (s, face, fgCol, r[i].size.width,
3189 r[i].origin.x);
3190 }
3191 ns_unfocus (s->f);
3192 s->background_filled_p = 1;
3193 }
3194 }
3195
3196
3197 static void
3198 ns_draw_composite_glyph_string_foreground (struct glyph_string *s)
3199 {
3200 int i, j, x;
3201 struct font *font = s->font;
3202
3203 /* If first glyph of S has a left box line, start drawing the text
3204 of S to the right of that box line. */
3205 if (s->face && s->face->box != FACE_NO_BOX
3206 && s->first_glyph->left_box_line_p)
3207 x = s->x + eabs (s->face->box_line_width);
3208 else
3209 x = s->x;
3210
3211 /* S is a glyph string for a composition. S->cmp_from is the index
3212 of the first character drawn for glyphs of this composition.
3213 S->cmp_from == 0 means we are drawing the very first character of
3214 this composition. */
3215
3216 /* Draw a rectangle for the composition if the font for the very
3217 first character of the composition could not be loaded. */
3218 if (s->font_not_found_p)
3219 {
3220 if (s->cmp_from == 0)
3221 {
3222 NSRect r = NSMakeRect (s->x, s->y, s->width-1, s->height -1);
3223 ns_draw_box (r, 1, FRAME_CURSOR_COLOR (s->f), 1, 1);
3224 }
3225 }
3226 else if (! s->first_glyph->u.cmp.automatic)
3227 {
3228 int y = s->ybase;
3229
3230 for (i = 0, j = s->cmp_from; i < s->nchars; i++, j++)
3231 /* TAB in a composition means display glyphs with padding
3232 space on the left or right. */
3233 if (COMPOSITION_GLYPH (s->cmp, j) != '\t')
3234 {
3235 int xx = x + s->cmp->offsets[j * 2];
3236 int yy = y - s->cmp->offsets[j * 2 + 1];
3237
3238 font->driver->draw (s, j, j + 1, xx, yy, false);
3239 if (s->face->overstrike)
3240 font->driver->draw (s, j, j + 1, xx + 1, yy, false);
3241 }
3242 }
3243 else
3244 {
3245 Lisp_Object gstring = composition_gstring_from_id (s->cmp_id);
3246 Lisp_Object glyph;
3247 int y = s->ybase;
3248 int width = 0;
3249
3250 for (i = j = s->cmp_from; i < s->cmp_to; i++)
3251 {
3252 glyph = LGSTRING_GLYPH (gstring, i);
3253 if (NILP (LGLYPH_ADJUSTMENT (glyph)))
3254 width += LGLYPH_WIDTH (glyph);
3255 else
3256 {
3257 int xoff, yoff, wadjust;
3258
3259 if (j < i)
3260 {
3261 font->driver->draw (s, j, i, x, y, false);
3262 if (s->face->overstrike)
3263 font->driver->draw (s, j, i, x + 1, y, false);
3264 x += width;
3265 }
3266 xoff = LGLYPH_XOFF (glyph);
3267 yoff = LGLYPH_YOFF (glyph);
3268 wadjust = LGLYPH_WADJUST (glyph);
3269 font->driver->draw (s, i, i + 1, x + xoff, y + yoff, false);
3270 if (s->face->overstrike)
3271 font->driver->draw (s, i, i + 1, x + xoff + 1, y + yoff,
3272 false);
3273 x += wadjust;
3274 j = i + 1;
3275 width = 0;
3276 }
3277 }
3278 if (j < i)
3279 {
3280 font->driver->draw (s, j, i, x, y, false);
3281 if (s->face->overstrike)
3282 font->driver->draw (s, j, i, x + 1, y, false);
3283 }
3284 }
3285 }
3286
3287 static void
3288 ns_draw_glyph_string (struct glyph_string *s)
3289 /* --------------------------------------------------------------------------
3290 External (RIF): Main draw-text call.
3291 -------------------------------------------------------------------------- */
3292 {
3293 /* TODO (optimize): focus for box and contents draw */
3294 NSRect r[2];
3295 int n, flags;
3296 char box_drawn_p = 0;
3297 struct font *font = s->face->font;
3298 if (! font) font = FRAME_FONT (s->f);
3299
3300 NSTRACE (ns_draw_glyph_string);
3301
3302 if (s->next && s->right_overhang && !s->for_overlaps/*&&s->hl!=DRAW_CURSOR*/)
3303 {
3304 int width;
3305 struct glyph_string *next;
3306
3307 for (width = 0, next = s->next;
3308 next && width < s->right_overhang;
3309 width += next->width, next = next->next)
3310 if (next->first_glyph->type != IMAGE_GLYPH)
3311 {
3312 if (next->first_glyph->type != STRETCH_GLYPH)
3313 {
3314 n = ns_get_glyph_string_clip_rect (s->next, r);
3315 ns_focus (s->f, r, n);
3316 ns_maybe_dumpglyphs_background (s->next, 1);
3317 ns_unfocus (s->f);
3318 }
3319 else
3320 {
3321 ns_dumpglyphs_stretch (s->next);
3322 }
3323 next->num_clips = 0;
3324 }
3325 }
3326
3327 if (!s->for_overlaps && s->face->box != FACE_NO_BOX
3328 && (s->first_glyph->type == CHAR_GLYPH
3329 || s->first_glyph->type == COMPOSITE_GLYPH))
3330 {
3331 n = ns_get_glyph_string_clip_rect (s, r);
3332 ns_focus (s->f, r, n);
3333 ns_maybe_dumpglyphs_background (s, 1);
3334 ns_dumpglyphs_box_or_relief (s);
3335 ns_unfocus (s->f);
3336 box_drawn_p = 1;
3337 }
3338
3339 switch (s->first_glyph->type)
3340 {
3341
3342 case IMAGE_GLYPH:
3343 n = ns_get_glyph_string_clip_rect (s, r);
3344 ns_focus (s->f, r, n);
3345 ns_dumpglyphs_image (s, r[0]);
3346 ns_unfocus (s->f);
3347 break;
3348
3349 case STRETCH_GLYPH:
3350 ns_dumpglyphs_stretch (s);
3351 break;
3352
3353 case CHAR_GLYPH:
3354 case COMPOSITE_GLYPH:
3355 n = ns_get_glyph_string_clip_rect (s, r);
3356 ns_focus (s->f, r, n);
3357
3358 if (s->for_overlaps || (s->cmp_from > 0
3359 && ! s->first_glyph->u.cmp.automatic))
3360 s->background_filled_p = 1;
3361 else
3362 ns_maybe_dumpglyphs_background
3363 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3364
3365 flags = s->hl == DRAW_CURSOR ? NS_DUMPGLYPH_CURSOR :
3366 (s->hl == DRAW_MOUSE_FACE ? NS_DUMPGLYPH_MOUSEFACE :
3367 (s->for_overlaps ? NS_DUMPGLYPH_FOREGROUND :
3368 NS_DUMPGLYPH_NORMAL));
3369
3370 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3371 {
3372 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3373 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3374 NS_FACE_FOREGROUND (s->face) = tmp;
3375 }
3376
3377 {
3378 BOOL isComposite = s->first_glyph->type == COMPOSITE_GLYPH;
3379
3380 if (isComposite)
3381 ns_draw_composite_glyph_string_foreground (s);
3382 else
3383 font->driver->draw
3384 (s, s->cmp_from, s->nchars, s->x, s->ybase,
3385 (flags == NS_DUMPGLYPH_NORMAL && !s->background_filled_p)
3386 || flags == NS_DUMPGLYPH_MOUSEFACE);
3387 }
3388
3389 {
3390 NSColor *col = (NS_FACE_FOREGROUND (s->face) != 0
3391 ? ns_lookup_indexed_color (NS_FACE_FOREGROUND (s->face),
3392 s->f)
3393 : FRAME_FOREGROUND_COLOR (s->f));
3394 [col set];
3395
3396 /* Draw underline, overline, strike-through. */
3397 ns_draw_text_decoration (s, s->face, col, s->width, s->x);
3398 }
3399
3400 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3401 {
3402 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3403 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3404 NS_FACE_FOREGROUND (s->face) = tmp;
3405 }
3406
3407 ns_unfocus (s->f);
3408 break;
3409
3410 case GLYPHLESS_GLYPH:
3411 n = ns_get_glyph_string_clip_rect (s, r);
3412 ns_focus (s->f, r, n);
3413
3414 if (s->for_overlaps || (s->cmp_from > 0
3415 && ! s->first_glyph->u.cmp.automatic))
3416 s->background_filled_p = 1;
3417 else
3418 ns_maybe_dumpglyphs_background
3419 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3420 /* ... */
3421 /* Not yet implemented. */
3422 /* ... */
3423 ns_unfocus (s->f);
3424 break;
3425
3426 default:
3427 emacs_abort ();
3428 }
3429
3430 /* Draw box if not done already. */
3431 if (!s->for_overlaps && !box_drawn_p && s->face->box != FACE_NO_BOX)
3432 {
3433 n = ns_get_glyph_string_clip_rect (s, r);
3434 ns_focus (s->f, r, n);
3435 ns_dumpglyphs_box_or_relief (s);
3436 ns_unfocus (s->f);
3437 }
3438
3439 s->num_clips = 0;
3440 }
3441
3442
3443
3444 /* ==========================================================================
3445
3446 Event loop
3447
3448 ========================================================================== */
3449
3450
3451 static void
3452 ns_send_appdefined (int value)
3453 /* --------------------------------------------------------------------------
3454 Internal: post an appdefined event which EmacsApp-sendEvent will
3455 recognize and take as a command to halt the event loop.
3456 -------------------------------------------------------------------------- */
3457 {
3458 /*NSTRACE (ns_send_appdefined); */
3459
3460 #ifdef NS_IMPL_GNUSTEP
3461 // GNUstep needs postEvent to happen on the main thread.
3462 if (! [[NSThread currentThread] isMainThread])
3463 {
3464 EmacsApp *app = (EmacsApp *)NSApp;
3465 app->nextappdefined = value;
3466 [app performSelectorOnMainThread:@selector (sendFromMainThread:)
3467 withObject:nil
3468 waitUntilDone:YES];
3469 return;
3470 }
3471 #endif
3472
3473 /* Only post this event if we haven't already posted one. This will end
3474 the [NXApp run] main loop after having processed all events queued at
3475 this moment. */
3476
3477 #ifdef NS_IMPL_COCOA
3478 if (! send_appdefined)
3479 {
3480 /* OSX 10.10.1 swallows the AppDefined event we are sending ourselves
3481 in certain situations (rapid incoming events).
3482 So check if we have one, if not add one. */
3483 NSEvent *appev = [NSApp nextEventMatchingMask:NSApplicationDefinedMask
3484 untilDate:[NSDate distantPast]
3485 inMode:NSDefaultRunLoopMode
3486 dequeue:NO];
3487 if (! appev) send_appdefined = YES;
3488 }
3489 #endif
3490
3491 if (send_appdefined)
3492 {
3493 NSEvent *nxev;
3494
3495 /* We only need one NX_APPDEFINED event to stop NXApp from running. */
3496 send_appdefined = NO;
3497
3498 /* Don't need wakeup timer any more */
3499 if (timed_entry)
3500 {
3501 [timed_entry invalidate];
3502 [timed_entry release];
3503 timed_entry = nil;
3504 }
3505
3506 nxev = [NSEvent otherEventWithType: NSApplicationDefined
3507 location: NSMakePoint (0, 0)
3508 modifierFlags: 0
3509 timestamp: 0
3510 windowNumber: [[NSApp mainWindow] windowNumber]
3511 context: [NSApp context]
3512 subtype: 0
3513 data1: value
3514 data2: 0];
3515
3516 /* Post an application defined event on the event queue. When this is
3517 received the [NXApp run] will return, thus having processed all
3518 events which are currently queued. */
3519 [NSApp postEvent: nxev atStart: NO];
3520 }
3521 }
3522
3523 #ifdef HAVE_NATIVE_FS
3524 static void
3525 check_native_fs ()
3526 {
3527 Lisp_Object frame, tail;
3528
3529 if (ns_last_use_native_fullscreen == ns_use_native_fullscreen)
3530 return;
3531
3532 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
3533
3534 FOR_EACH_FRAME (tail, frame)
3535 {
3536 struct frame *f = XFRAME (frame);
3537 if (FRAME_NS_P (f))
3538 {
3539 EmacsView *view = FRAME_NS_VIEW (f);
3540 [view updateCollectionBehavior];
3541 }
3542 }
3543 }
3544 #endif
3545
3546 /* GNUstep does not have cancelTracking. */
3547 #ifdef NS_IMPL_COCOA
3548 /* Check if menu open should be canceled or continued as normal. */
3549 void
3550 ns_check_menu_open (NSMenu *menu)
3551 {
3552 /* Click in menu bar? */
3553 NSArray *a = [[NSApp mainMenu] itemArray];
3554 int i;
3555 BOOL found = NO;
3556
3557 if (menu == nil) // Menu tracking ended.
3558 {
3559 if (menu_will_open_state == MENU_OPENING)
3560 menu_will_open_state = MENU_NONE;
3561 return;
3562 }
3563
3564 for (i = 0; ! found && i < [a count]; i++)
3565 found = menu == [[a objectAtIndex:i] submenu];
3566 if (found)
3567 {
3568 if (menu_will_open_state == MENU_NONE && emacs_event)
3569 {
3570 NSEvent *theEvent = [NSApp currentEvent];
3571 struct frame *emacsframe = SELECTED_FRAME ();
3572
3573 [menu cancelTracking];
3574 menu_will_open_state = MENU_PENDING;
3575 emacs_event->kind = MENU_BAR_ACTIVATE_EVENT;
3576 EV_TRAILER (theEvent);
3577
3578 CGEventRef ourEvent = CGEventCreate (NULL);
3579 menu_mouse_point = CGEventGetLocation (ourEvent);
3580 CFRelease (ourEvent);
3581 }
3582 else if (menu_will_open_state == MENU_OPENING)
3583 {
3584 menu_will_open_state = MENU_NONE;
3585 }
3586 }
3587 }
3588
3589 /* Redo saved menu click if state is MENU_PENDING. */
3590 void
3591 ns_check_pending_open_menu ()
3592 {
3593 if (menu_will_open_state == MENU_PENDING)
3594 {
3595 CGEventSourceRef source
3596 = CGEventSourceCreate (kCGEventSourceStateHIDSystemState);
3597
3598 CGEventRef event = CGEventCreateMouseEvent (source,
3599 kCGEventLeftMouseDown,
3600 menu_mouse_point,
3601 kCGMouseButtonLeft);
3602 CGEventSetType (event, kCGEventLeftMouseDown);
3603 CGEventPost (kCGHIDEventTap, event);
3604 CFRelease (event);
3605 CFRelease (source);
3606
3607 menu_will_open_state = MENU_OPENING;
3608 }
3609 }
3610 #endif /* NS_IMPL_COCOA */
3611
3612 static void
3613 unwind_apploopnr (Lisp_Object not_used)
3614 {
3615 --apploopnr;
3616 n_emacs_events_pending = 0;
3617 ns_finish_events ();
3618 q_event_ptr = NULL;
3619 }
3620
3621 static int
3622 ns_read_socket (struct terminal *terminal, struct input_event *hold_quit)
3623 /* --------------------------------------------------------------------------
3624 External (hook): Post an event to ourself and keep reading events until
3625 we read it back again. In effect process all events which were waiting.
3626 From 21+ we have to manage the event buffer ourselves.
3627 -------------------------------------------------------------------------- */
3628 {
3629 struct input_event ev;
3630 int nevents;
3631
3632 /* NSTRACE (ns_read_socket); */
3633
3634 #ifdef HAVE_NATIVE_FS
3635 check_native_fs ();
3636 #endif
3637
3638 if ([NSApp modalWindow] != nil)
3639 return -1;
3640
3641 if (hold_event_q.nr > 0)
3642 {
3643 int i;
3644 for (i = 0; i < hold_event_q.nr; ++i)
3645 kbd_buffer_store_event_hold (&hold_event_q.q[i], hold_quit);
3646 hold_event_q.nr = 0;
3647 return i;
3648 }
3649
3650 block_input ();
3651 n_emacs_events_pending = 0;
3652 ns_init_events (&ev);
3653 q_event_ptr = hold_quit;
3654
3655 /* we manage autorelease pools by allocate/reallocate each time around
3656 the loop; strict nesting is occasionally violated but seems not to
3657 matter.. earlier methods using full nesting caused major memory leaks */
3658 [outerpool release];
3659 outerpool = [[NSAutoreleasePool alloc] init];
3660
3661 /* If have pending open-file requests, attend to the next one of those. */
3662 if (ns_pending_files && [ns_pending_files count] != 0
3663 && [(EmacsApp *)NSApp openFile: [ns_pending_files objectAtIndex: 0]])
3664 {
3665 [ns_pending_files removeObjectAtIndex: 0];
3666 }
3667 /* Deal with pending service requests. */
3668 else if (ns_pending_service_names && [ns_pending_service_names count] != 0
3669 && [(EmacsApp *)
3670 NSApp fulfillService: [ns_pending_service_names objectAtIndex: 0]
3671 withArg: [ns_pending_service_args objectAtIndex: 0]])
3672 {
3673 [ns_pending_service_names removeObjectAtIndex: 0];
3674 [ns_pending_service_args removeObjectAtIndex: 0];
3675 }
3676 else
3677 {
3678 ptrdiff_t specpdl_count = SPECPDL_INDEX ();
3679 /* Run and wait for events. We must always send one NX_APPDEFINED event
3680 to ourself, otherwise [NXApp run] will never exit. */
3681 send_appdefined = YES;
3682 ns_send_appdefined (-1);
3683
3684 if (++apploopnr != 1)
3685 {
3686 emacs_abort ();
3687 }
3688 record_unwind_protect (unwind_apploopnr, Qt);
3689 [NSApp run];
3690 unbind_to (specpdl_count, Qnil); /* calls unwind_apploopnr */
3691 }
3692
3693 nevents = n_emacs_events_pending;
3694 n_emacs_events_pending = 0;
3695 ns_finish_events ();
3696 q_event_ptr = NULL;
3697 unblock_input ();
3698
3699 return nevents;
3700 }
3701
3702
3703 int
3704 ns_select (int nfds, fd_set *readfds, fd_set *writefds,
3705 fd_set *exceptfds, struct timespec const *timeout,
3706 sigset_t const *sigmask)
3707 /* --------------------------------------------------------------------------
3708 Replacement for select, checking for events
3709 -------------------------------------------------------------------------- */
3710 {
3711 int result;
3712 int t, k, nr = 0;
3713 struct input_event event;
3714 char c;
3715
3716 /* NSTRACE (ns_select); */
3717
3718 #ifdef HAVE_NATIVE_FS
3719 check_native_fs ();
3720 #endif
3721
3722 if (hold_event_q.nr > 0)
3723 {
3724 /* We already have events pending. */
3725 raise (SIGIO);
3726 errno = EINTR;
3727 return -1;
3728 }
3729
3730 for (k = 0; k < nfds+1; k++)
3731 {
3732 if (readfds && FD_ISSET(k, readfds)) ++nr;
3733 if (writefds && FD_ISSET(k, writefds)) ++nr;
3734 }
3735
3736 if (NSApp == nil
3737 || (timeout && timeout->tv_sec == 0 && timeout->tv_nsec == 0))
3738 return pselect (nfds, readfds, writefds, exceptfds, timeout, sigmask);
3739
3740 [outerpool release];
3741 outerpool = [[NSAutoreleasePool alloc] init];
3742
3743
3744 send_appdefined = YES;
3745 if (nr > 0)
3746 {
3747 pthread_mutex_lock (&select_mutex);
3748 select_nfds = nfds;
3749 select_valid = 0;
3750 if (readfds)
3751 {
3752 select_readfds = *readfds;
3753 select_valid += SELECT_HAVE_READ;
3754 }
3755 if (writefds)
3756 {
3757 select_writefds = *writefds;
3758 select_valid += SELECT_HAVE_WRITE;
3759 }
3760
3761 if (timeout)
3762 {
3763 select_timeout = *timeout;
3764 select_valid += SELECT_HAVE_TMO;
3765 }
3766
3767 pthread_mutex_unlock (&select_mutex);
3768
3769 /* Inform fd_handler that select should be called */
3770 c = 'g';
3771 emacs_write_sig (selfds[1], &c, 1);
3772 }
3773 else if (nr == 0 && timeout)
3774 {
3775 /* No file descriptor, just a timeout, no need to wake fd_handler */
3776 double time = timespectod (*timeout);
3777 timed_entry = [[NSTimer scheduledTimerWithTimeInterval: time
3778 target: NSApp
3779 selector:
3780 @selector (timeout_handler:)
3781 userInfo: 0
3782 repeats: NO]
3783 retain];
3784 }
3785 else /* No timeout and no file descriptors, can this happen? */
3786 {
3787 /* Send appdefined so we exit from the loop */
3788 ns_send_appdefined (-1);
3789 }
3790
3791 block_input ();
3792 ns_init_events (&event);
3793 if (++apploopnr != 1)
3794 {
3795 emacs_abort ();
3796 }
3797
3798 {
3799 ptrdiff_t specpdl_count = SPECPDL_INDEX ();
3800 record_unwind_protect (unwind_apploopnr, Qt);
3801 [NSApp run];
3802 unbind_to (specpdl_count, Qnil); /* calls unwind_apploopnr */
3803 }
3804
3805 ns_finish_events ();
3806 if (nr > 0 && readfds)
3807 {
3808 c = 's';
3809 emacs_write_sig (selfds[1], &c, 1);
3810 }
3811 unblock_input ();
3812
3813 t = last_appdefined_event_data;
3814
3815 if (t != NO_APPDEFINED_DATA)
3816 {
3817 last_appdefined_event_data = NO_APPDEFINED_DATA;
3818
3819 if (t == -2)
3820 {
3821 /* The NX_APPDEFINED event we received was a timeout. */
3822 result = 0;
3823 }
3824 else if (t == -1)
3825 {
3826 /* The NX_APPDEFINED event we received was the result of
3827 at least one real input event arriving. */
3828 errno = EINTR;
3829 result = -1;
3830 }
3831 else
3832 {
3833 /* Received back from select () in fd_handler; copy the results */
3834 pthread_mutex_lock (&select_mutex);
3835 if (readfds) *readfds = select_readfds;
3836 if (writefds) *writefds = select_writefds;
3837 pthread_mutex_unlock (&select_mutex);
3838 result = t;
3839 }
3840 }
3841 else
3842 {
3843 errno = EINTR;
3844 result = -1;
3845 }
3846
3847 return result;
3848 }
3849
3850
3851
3852 /* ==========================================================================
3853
3854 Scrollbar handling
3855
3856 ========================================================================== */
3857
3858
3859 static void
3860 ns_set_vertical_scroll_bar (struct window *window,
3861 int portion, int whole, int position)
3862 /* --------------------------------------------------------------------------
3863 External (hook): Update or add scrollbar
3864 -------------------------------------------------------------------------- */
3865 {
3866 Lisp_Object win;
3867 NSRect r, v;
3868 struct frame *f = XFRAME (WINDOW_FRAME (window));
3869 EmacsView *view = FRAME_NS_VIEW (f);
3870 EmacsScroller *bar;
3871 int window_y, window_height;
3872 int top, left, height, width;
3873 BOOL update_p = YES;
3874
3875 /* optimization; display engine sends WAY too many of these.. */
3876 if (!NILP (window->vertical_scroll_bar))
3877 {
3878 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3879 if ([bar checkSamePosition: position portion: portion whole: whole])
3880 {
3881 if (view->scrollbarsNeedingUpdate == 0)
3882 {
3883 if (!windows_or_buffers_changed)
3884 return;
3885 }
3886 else
3887 view->scrollbarsNeedingUpdate--;
3888 update_p = NO;
3889 }
3890 }
3891
3892 NSTRACE (ns_set_vertical_scroll_bar);
3893
3894 /* Get dimensions. */
3895 window_box (window, ANY_AREA, 0, &window_y, 0, &window_height);
3896 top = window_y;
3897 height = window_height;
3898 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
3899 left = WINDOW_SCROLL_BAR_AREA_X (window);
3900
3901 r = NSMakeRect (left, top, width, height);
3902 /* the parent view is flipped, so we need to flip y value */
3903 v = [view frame];
3904 r.origin.y = (v.size.height - r.size.height - r.origin.y);
3905
3906 XSETWINDOW (win, window);
3907 block_input ();
3908
3909 /* we want at least 5 lines to display a scrollbar */
3910 if (WINDOW_TOTAL_LINES (window) < 5)
3911 {
3912 if (!NILP (window->vertical_scroll_bar))
3913 {
3914 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3915 [bar removeFromSuperview];
3916 wset_vertical_scroll_bar (window, Qnil);
3917 [bar release];
3918 }
3919 ns_clear_frame_area (f, left, top, width, height);
3920 unblock_input ();
3921 return;
3922 }
3923
3924 if (NILP (window->vertical_scroll_bar))
3925 {
3926 if (width > 0 && height > 0)
3927 ns_clear_frame_area (f, left, top, width, height);
3928
3929 bar = [[EmacsScroller alloc] initFrame: r window: win];
3930 wset_vertical_scroll_bar (window, make_save_ptr (bar));
3931 update_p = YES;
3932 }
3933 else
3934 {
3935 NSRect oldRect;
3936 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3937 oldRect = [bar frame];
3938 r.size.width = oldRect.size.width;
3939 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
3940 {
3941 if (oldRect.origin.x != r.origin.x)
3942 ns_clear_frame_area (f, left, top, width, height);
3943 [bar setFrame: r];
3944 }
3945 }
3946
3947 if (update_p)
3948 [bar setPosition: position portion: portion whole: whole];
3949 unblock_input ();
3950 }
3951
3952
3953 static void
3954 ns_set_horizontal_scroll_bar (struct window *window,
3955 int portion, int whole, int position)
3956 /* --------------------------------------------------------------------------
3957 External (hook): Update or add scrollbar
3958 -------------------------------------------------------------------------- */
3959 {
3960 Lisp_Object win;
3961 NSRect r, v;
3962 struct frame *f = XFRAME (WINDOW_FRAME (window));
3963 EmacsView *view = FRAME_NS_VIEW (f);
3964 EmacsScroller *bar;
3965 int top, height, left, width;
3966 int window_x, window_width;
3967 BOOL update_p = YES;
3968
3969 /* optimization; display engine sends WAY too many of these.. */
3970 if (!NILP (window->horizontal_scroll_bar))
3971 {
3972 bar = XNS_SCROLL_BAR (window->horizontal_scroll_bar);
3973 if ([bar checkSamePosition: position portion: portion whole: whole])
3974 {
3975 if (view->scrollbarsNeedingUpdate == 0)
3976 {
3977 if (!windows_or_buffers_changed)
3978 return;
3979 }
3980 else
3981 view->scrollbarsNeedingUpdate--;
3982 update_p = NO;
3983 }
3984 }
3985
3986 NSTRACE (ns_set_horizontal_scroll_bar);
3987
3988 /* Get dimensions. */
3989 window_box (window, ANY_AREA, 0, &window_x, &window_width, 0);
3990 left = window_x;
3991 width = window_width;
3992 height = WINDOW_CONFIG_SCROLL_BAR_LINES (window) * FRAME_LINE_HEIGHT (f);
3993 top = WINDOW_SCROLL_BAR_AREA_Y (window);
3994
3995 r = NSMakeRect (left, top, width, height);
3996 /* the parent view is flipped, so we need to flip y value */
3997 v = [view frame];
3998 /* ??????? PXW/scrollbars !!!!!!!!!!!!!!!!!!!! */
3999 r.origin.y = (v.size.height - r.size.height - r.origin.y);
4000
4001 XSETWINDOW (win, window);
4002 block_input ();
4003
4004 if (WINDOW_TOTAL_COLS (window) < 5)
4005 {
4006 if (!NILP (window->horizontal_scroll_bar))
4007 {
4008 bar = XNS_SCROLL_BAR (window->horizontal_scroll_bar);
4009 [bar removeFromSuperview];
4010 wset_horizontal_scroll_bar (window, Qnil);
4011 }
4012 ns_clear_frame_area (f, left, top, width, height);
4013 unblock_input ();
4014 return;
4015 }
4016
4017 if (NILP (window->horizontal_scroll_bar))
4018 {
4019 if (width > 0 && height > 0)
4020 ns_clear_frame_area (f, left, top, width, height);
4021
4022 bar = [[EmacsScroller alloc] initFrame: r window: win];
4023 wset_horizontal_scroll_bar (window, make_save_ptr (bar));
4024 update_p = YES;
4025 }
4026 else
4027 {
4028 NSRect oldRect;
4029 bar = XNS_SCROLL_BAR (window->horizontal_scroll_bar);
4030 oldRect = [bar frame];
4031 r.size.width = oldRect.size.width;
4032 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
4033 {
4034 if (oldRect.origin.x != r.origin.x)
4035 ns_clear_frame_area (f, left, top, width, height);
4036 [bar setFrame: r];
4037 update_p = YES;
4038 }
4039 }
4040
4041 if (update_p)
4042 [bar setPosition: position portion: portion whole: whole];
4043 unblock_input ();
4044 }
4045
4046
4047 static void
4048 ns_condemn_scroll_bars (struct frame *f)
4049 /* --------------------------------------------------------------------------
4050 External (hook): arrange for all frame's scrollbars to be removed
4051 at next call to judge_scroll_bars, except for those redeemed.
4052 -------------------------------------------------------------------------- */
4053 {
4054 int i;
4055 id view;
4056 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
4057
4058 NSTRACE (ns_condemn_scroll_bars);
4059
4060 for (i =[subviews count]-1; i >= 0; i--)
4061 {
4062 view = [subviews objectAtIndex: i];
4063 if ([view isKindOfClass: [EmacsScroller class]])
4064 [view condemn];
4065 }
4066 }
4067
4068
4069 static void
4070 ns_redeem_scroll_bar (struct window *window)
4071 /* --------------------------------------------------------------------------
4072 External (hook): arrange to spare this window's scrollbar
4073 at next call to judge_scroll_bars.
4074 -------------------------------------------------------------------------- */
4075 {
4076 id bar;
4077 NSTRACE (ns_redeem_scroll_bar);
4078 if (!NILP (window->vertical_scroll_bar))
4079 {
4080 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
4081 [bar reprieve];
4082 }
4083
4084 if (!NILP (window->horizontal_scroll_bar))
4085 {
4086 bar = XNS_SCROLL_BAR (window->horizontal_scroll_bar);
4087 [bar reprieve];
4088 }
4089 }
4090
4091
4092 static void
4093 ns_judge_scroll_bars (struct frame *f)
4094 /* --------------------------------------------------------------------------
4095 External (hook): destroy all scrollbars on frame that weren't
4096 redeemed after call to condemn_scroll_bars.
4097 -------------------------------------------------------------------------- */
4098 {
4099 int i;
4100 id view;
4101 EmacsView *eview = FRAME_NS_VIEW (f);
4102 NSArray *subviews = [[eview superview] subviews];
4103 BOOL removed = NO;
4104
4105 NSTRACE (ns_judge_scroll_bars);
4106 for (i = [subviews count]-1; i >= 0; --i)
4107 {
4108 view = [subviews objectAtIndex: i];
4109 if (![view isKindOfClass: [EmacsScroller class]]) continue;
4110 if ([view judge])
4111 removed = YES;
4112 }
4113
4114 if (removed)
4115 [eview updateFrameSize: NO];
4116 }
4117
4118 /* ==========================================================================
4119
4120 Initialization
4121
4122 ========================================================================== */
4123
4124 int
4125 x_display_pixel_height (struct ns_display_info *dpyinfo)
4126 {
4127 NSArray *screens = [NSScreen screens];
4128 NSEnumerator *enumerator = [screens objectEnumerator];
4129 NSScreen *screen;
4130 NSRect frame;
4131
4132 frame = NSZeroRect;
4133 while ((screen = [enumerator nextObject]) != nil)
4134 frame = NSUnionRect (frame, [screen frame]);
4135
4136 return NSHeight (frame);
4137 }
4138
4139 int
4140 x_display_pixel_width (struct ns_display_info *dpyinfo)
4141 {
4142 NSArray *screens = [NSScreen screens];
4143 NSEnumerator *enumerator = [screens objectEnumerator];
4144 NSScreen *screen;
4145 NSRect frame;
4146
4147 frame = NSZeroRect;
4148 while ((screen = [enumerator nextObject]) != nil)
4149 frame = NSUnionRect (frame, [screen frame]);
4150
4151 return NSWidth (frame);
4152 }
4153
4154
4155 static Lisp_Object ns_string_to_lispmod (const char *s)
4156 /* --------------------------------------------------------------------------
4157 Convert modifier name to lisp symbol
4158 -------------------------------------------------------------------------- */
4159 {
4160 if (!strncmp (SSDATA (SYMBOL_NAME (Qmeta)), s, 10))
4161 return Qmeta;
4162 else if (!strncmp (SSDATA (SYMBOL_NAME (Qsuper)), s, 10))
4163 return Qsuper;
4164 else if (!strncmp (SSDATA (SYMBOL_NAME (Qcontrol)), s, 10))
4165 return Qcontrol;
4166 else if (!strncmp (SSDATA (SYMBOL_NAME (Qalt)), s, 10))
4167 return Qalt;
4168 else if (!strncmp (SSDATA (SYMBOL_NAME (Qhyper)), s, 10))
4169 return Qhyper;
4170 else if (!strncmp (SSDATA (SYMBOL_NAME (Qnone)), s, 10))
4171 return Qnone;
4172 else
4173 return Qnil;
4174 }
4175
4176
4177 static void
4178 ns_default (const char *parameter, Lisp_Object *result,
4179 Lisp_Object yesval, Lisp_Object noval,
4180 BOOL is_float, BOOL is_modstring)
4181 /* --------------------------------------------------------------------------
4182 Check a parameter value in user's preferences
4183 -------------------------------------------------------------------------- */
4184 {
4185 const char *value = ns_get_defaults_value (parameter);
4186
4187 if (value)
4188 {
4189 double f;
4190 char *pos;
4191 if (c_strcasecmp (value, "YES") == 0)
4192 *result = yesval;
4193 else if (c_strcasecmp (value, "NO") == 0)
4194 *result = noval;
4195 else if (is_float && (f = strtod (value, &pos), pos != value))
4196 *result = make_float (f);
4197 else if (is_modstring && value)
4198 *result = ns_string_to_lispmod (value);
4199 else fprintf (stderr,
4200 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
4201 }
4202 }
4203
4204
4205 static void
4206 ns_initialize_display_info (struct ns_display_info *dpyinfo)
4207 /* --------------------------------------------------------------------------
4208 Initialize global info and storage for display.
4209 -------------------------------------------------------------------------- */
4210 {
4211 NSScreen *screen = [NSScreen mainScreen];
4212 NSWindowDepth depth = [screen depth];
4213
4214 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
4215 dpyinfo->resy = 72.27;
4216 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
4217 NSColorSpaceFromDepth (depth)]
4218 && ![NSCalibratedWhiteColorSpace isEqualToString:
4219 NSColorSpaceFromDepth (depth)];
4220 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
4221 dpyinfo->color_table = xmalloc (sizeof *dpyinfo->color_table);
4222 dpyinfo->color_table->colors = NULL;
4223 dpyinfo->root_window = 42; /* a placeholder.. */
4224 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
4225 dpyinfo->n_fonts = 0;
4226 dpyinfo->smallest_font_height = 1;
4227 dpyinfo->smallest_char_width = 1;
4228
4229 reset_mouse_highlight (&dpyinfo->mouse_highlight);
4230 }
4231
4232
4233 /* This and next define (many of the) public functions in this file. */
4234 /* x_... are generic versions in xdisp.c that we, and other terms, get away
4235 with using despite presence in the "system dependent" redisplay
4236 interface. In addition, many of the ns_ methods have code that is
4237 shared with all terms, indicating need for further refactoring. */
4238 extern frame_parm_handler ns_frame_parm_handlers[];
4239 static struct redisplay_interface ns_redisplay_interface =
4240 {
4241 ns_frame_parm_handlers,
4242 x_produce_glyphs,
4243 x_write_glyphs,
4244 x_insert_glyphs,
4245 x_clear_end_of_line,
4246 ns_scroll_run,
4247 ns_after_update_window_line,
4248 ns_update_window_begin,
4249 ns_update_window_end,
4250 0, /* flush_display */
4251 x_clear_window_mouse_face,
4252 x_get_glyph_overhangs,
4253 x_fix_overlapping_area,
4254 ns_draw_fringe_bitmap,
4255 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
4256 0, /* destroy_fringe_bitmap */
4257 ns_compute_glyph_string_overhangs,
4258 ns_draw_glyph_string,
4259 ns_define_frame_cursor,
4260 ns_clear_frame_area,
4261 ns_draw_window_cursor,
4262 ns_draw_vertical_window_border,
4263 ns_draw_window_divider,
4264 ns_shift_glyphs_for_insert,
4265 ns_show_hourglass,
4266 ns_hide_hourglass
4267 };
4268
4269
4270 static void
4271 ns_delete_display (struct ns_display_info *dpyinfo)
4272 {
4273 /* TODO... */
4274 }
4275
4276
4277 /* This function is called when the last frame on a display is deleted. */
4278 static void
4279 ns_delete_terminal (struct terminal *terminal)
4280 {
4281 struct ns_display_info *dpyinfo = terminal->display_info.ns;
4282
4283 /* Protect against recursive calls. delete_frame in
4284 delete_terminal calls us back when it deletes our last frame. */
4285 if (!terminal->name)
4286 return;
4287
4288 block_input ();
4289
4290 x_destroy_all_bitmaps (dpyinfo);
4291 ns_delete_display (dpyinfo);
4292 unblock_input ();
4293 }
4294
4295
4296 static struct terminal *
4297 ns_create_terminal (struct ns_display_info *dpyinfo)
4298 /* --------------------------------------------------------------------------
4299 Set up use of NS before we make the first connection.
4300 -------------------------------------------------------------------------- */
4301 {
4302 struct terminal *terminal;
4303
4304 NSTRACE (ns_create_terminal);
4305
4306 terminal = create_terminal (output_ns, &ns_redisplay_interface);
4307
4308 terminal->display_info.ns = dpyinfo;
4309 dpyinfo->terminal = terminal;
4310
4311 terminal->clear_frame_hook = ns_clear_frame;
4312 terminal->ring_bell_hook = ns_ring_bell;
4313 terminal->update_begin_hook = ns_update_begin;
4314 terminal->update_end_hook = ns_update_end;
4315 terminal->read_socket_hook = ns_read_socket;
4316 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
4317 terminal->mouse_position_hook = ns_mouse_position;
4318 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
4319 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
4320 terminal->fullscreen_hook = ns_fullscreen_hook;
4321 terminal->menu_show_hook = ns_menu_show;
4322 terminal->popup_dialog_hook = ns_popup_dialog;
4323 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
4324 terminal->set_horizontal_scroll_bar_hook = ns_set_horizontal_scroll_bar;
4325 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
4326 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
4327 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
4328 terminal->delete_frame_hook = x_destroy_window;
4329 terminal->delete_terminal_hook = ns_delete_terminal;
4330 /* Other hooks are NULL by default. */
4331
4332 return terminal;
4333 }
4334
4335
4336 struct ns_display_info *
4337 ns_term_init (Lisp_Object display_name)
4338 /* --------------------------------------------------------------------------
4339 Start the Application and get things rolling.
4340 -------------------------------------------------------------------------- */
4341 {
4342 struct terminal *terminal;
4343 struct ns_display_info *dpyinfo;
4344 static int ns_initialized = 0;
4345 Lisp_Object tmp;
4346
4347 if (ns_initialized) return x_display_list;
4348 ns_initialized = 1;
4349
4350 NSTRACE (ns_term_init);
4351
4352 [outerpool release];
4353 outerpool = [[NSAutoreleasePool alloc] init];
4354
4355 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
4356 /*GSDebugAllocationActive (YES); */
4357 block_input ();
4358
4359 baud_rate = 38400;
4360 Fset_input_interrupt_mode (Qnil);
4361
4362 if (selfds[0] == -1)
4363 {
4364 if (emacs_pipe (selfds) != 0)
4365 {
4366 fprintf (stderr, "Failed to create pipe: %s\n",
4367 emacs_strerror (errno));
4368 emacs_abort ();
4369 }
4370
4371 fcntl (selfds[0], F_SETFL, O_NONBLOCK|fcntl (selfds[0], F_GETFL));
4372 FD_ZERO (&select_readfds);
4373 FD_ZERO (&select_writefds);
4374 pthread_mutex_init (&select_mutex, NULL);
4375 }
4376
4377 ns_pending_files = [[NSMutableArray alloc] init];
4378 ns_pending_service_names = [[NSMutableArray alloc] init];
4379 ns_pending_service_args = [[NSMutableArray alloc] init];
4380
4381 /* Start app and create the main menu, window, view.
4382 Needs to be here because ns_initialize_display_info () uses AppKit classes.
4383 The view will then ask the NSApp to stop and return to Emacs. */
4384 [EmacsApp sharedApplication];
4385 if (NSApp == nil)
4386 return NULL;
4387 [NSApp setDelegate: NSApp];
4388
4389 /* Start the select thread. */
4390 [NSThread detachNewThreadSelector:@selector (fd_handler:)
4391 toTarget:NSApp
4392 withObject:nil];
4393
4394 /* debugging: log all notifications */
4395 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
4396 selector: @selector (logNotification:)
4397 name: nil object: nil]; */
4398
4399 dpyinfo = xzalloc (sizeof *dpyinfo);
4400
4401 ns_initialize_display_info (dpyinfo);
4402 terminal = ns_create_terminal (dpyinfo);
4403
4404 terminal->kboard = allocate_kboard (Qns);
4405 /* Don't let the initial kboard remain current longer than necessary.
4406 That would cause problems if a file loaded on startup tries to
4407 prompt in the mini-buffer. */
4408 if (current_kboard == initial_kboard)
4409 current_kboard = terminal->kboard;
4410 terminal->kboard->reference_count++;
4411
4412 dpyinfo->next = x_display_list;
4413 x_display_list = dpyinfo;
4414
4415 dpyinfo->name_list_element = Fcons (display_name, Qnil);
4416
4417 terminal->name = xlispstrdup (display_name);
4418
4419 unblock_input ();
4420
4421 if (!inhibit_x_resources)
4422 {
4423 ns_default ("GSFontAntiAlias", &ns_antialias_text,
4424 Qt, Qnil, NO, NO);
4425 tmp = Qnil;
4426 /* this is a standard variable */
4427 ns_default ("AppleAntiAliasingThreshold", &tmp,
4428 make_float (10.0), make_float (6.0), YES, NO);
4429 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
4430 }
4431
4432 {
4433 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
4434
4435 if ( cl == nil )
4436 {
4437 Lisp_Object color_file, color_map, color;
4438 unsigned long c;
4439 char *name;
4440
4441 color_file = Fexpand_file_name (build_string ("rgb.txt"),
4442 Fsymbol_value (intern ("data-directory")));
4443
4444 color_map = Fx_load_color_file (color_file);
4445 if (NILP (color_map))
4446 fatal ("Could not read %s.\n", SDATA (color_file));
4447
4448 cl = [[NSColorList alloc] initWithName: @"Emacs"];
4449 for ( ; CONSP (color_map); color_map = XCDR (color_map))
4450 {
4451 color = XCAR (color_map);
4452 name = SSDATA (XCAR (color));
4453 c = XINT (XCDR (color));
4454 [cl setColor:
4455 [NSColor colorForEmacsRed: RED_FROM_ULONG (c) / 255.0
4456 green: GREEN_FROM_ULONG (c) / 255.0
4457 blue: BLUE_FROM_ULONG (c) / 255.0
4458 alpha: 1.0]
4459 forKey: [NSString stringWithUTF8String: name]];
4460 }
4461 [cl writeToFile: nil];
4462 }
4463 }
4464
4465 {
4466 #ifdef NS_IMPL_GNUSTEP
4467 Vwindow_system_version = build_string (gnustep_base_version);
4468 #else
4469 /*PSnextrelease (128, c); */
4470 char c[DBL_BUFSIZE_BOUND];
4471 int len = dtoastr (c, sizeof c, 0, 0, NSAppKitVersionNumber);
4472 Vwindow_system_version = make_unibyte_string (c, len);
4473 #endif
4474 }
4475
4476 delete_keyboard_wait_descriptor (0);
4477
4478 ns_app_name = [[NSProcessInfo processInfo] processName];
4479
4480 /* Set up OS X app menu */
4481 #ifdef NS_IMPL_COCOA
4482 {
4483 NSMenu *appMenu;
4484 NSMenuItem *item;
4485 /* set up the application menu */
4486 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
4487 [svcsMenu setAutoenablesItems: NO];
4488 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
4489 [appMenu setAutoenablesItems: NO];
4490 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
4491 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
4492
4493 [appMenu insertItemWithTitle: @"About Emacs"
4494 action: @selector (orderFrontStandardAboutPanel:)
4495 keyEquivalent: @""
4496 atIndex: 0];
4497 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
4498 [appMenu insertItemWithTitle: @"Preferences..."
4499 action: @selector (showPreferencesWindow:)
4500 keyEquivalent: @","
4501 atIndex: 2];
4502 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
4503 item = [appMenu insertItemWithTitle: @"Services"
4504 action: @selector (menuDown:)
4505 keyEquivalent: @""
4506 atIndex: 4];
4507 [appMenu setSubmenu: svcsMenu forItem: item];
4508 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
4509 [appMenu insertItemWithTitle: @"Hide Emacs"
4510 action: @selector (hide:)
4511 keyEquivalent: @"h"
4512 atIndex: 6];
4513 item = [appMenu insertItemWithTitle: @"Hide Others"
4514 action: @selector (hideOtherApplications:)
4515 keyEquivalent: @"h"
4516 atIndex: 7];
4517 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
4518 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
4519 [appMenu insertItemWithTitle: @"Quit Emacs"
4520 action: @selector (terminate:)
4521 keyEquivalent: @"q"
4522 atIndex: 9];
4523
4524 item = [mainMenu insertItemWithTitle: ns_app_name
4525 action: @selector (menuDown:)
4526 keyEquivalent: @""
4527 atIndex: 0];
4528 [mainMenu setSubmenu: appMenu forItem: item];
4529 [dockMenu insertItemWithTitle: @"New Frame"
4530 action: @selector (newFrame:)
4531 keyEquivalent: @""
4532 atIndex: 0];
4533
4534 [NSApp setMainMenu: mainMenu];
4535 [NSApp setAppleMenu: appMenu];
4536 [NSApp setServicesMenu: svcsMenu];
4537 /* Needed at least on Cocoa, to get dock menu to show windows */
4538 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
4539
4540 [[NSNotificationCenter defaultCenter]
4541 addObserver: mainMenu
4542 selector: @selector (trackingNotification:)
4543 name: NSMenuDidBeginTrackingNotification object: mainMenu];
4544 [[NSNotificationCenter defaultCenter]
4545 addObserver: mainMenu
4546 selector: @selector (trackingNotification:)
4547 name: NSMenuDidEndTrackingNotification object: mainMenu];
4548 }
4549 #endif /* MAC OS X menu setup */
4550
4551 /* Register our external input/output types, used for determining
4552 applicable services and also drag/drop eligibility. */
4553 ns_send_types = [[NSArray arrayWithObjects: NSStringPboardType, nil] retain];
4554 ns_return_types = [[NSArray arrayWithObjects: NSStringPboardType, nil]
4555 retain];
4556 ns_drag_types = [[NSArray arrayWithObjects:
4557 NSStringPboardType,
4558 NSTabularTextPboardType,
4559 NSFilenamesPboardType,
4560 NSURLPboardType, nil] retain];
4561
4562 /* If fullscreen is in init/default-frame-alist, focus isn't set
4563 right for fullscreen windows, so set this. */
4564 [NSApp activateIgnoringOtherApps:YES];
4565
4566 [NSApp run];
4567 ns_do_open_file = YES;
4568
4569 #ifdef NS_IMPL_GNUSTEP
4570 /* GNUstep steals SIGCHLD for use in NSTask, but we don't use NSTask.
4571 We must re-catch it so subprocess works. */
4572 catch_child_signal ();
4573 #endif
4574 return dpyinfo;
4575 }
4576
4577
4578 void
4579 ns_term_shutdown (int sig)
4580 {
4581 [[NSUserDefaults standardUserDefaults] synchronize];
4582
4583 /* code not reached in emacs.c after this is called by shut_down_emacs: */
4584 if (STRINGP (Vauto_save_list_file_name))
4585 unlink (SSDATA (Vauto_save_list_file_name));
4586
4587 if (sig == 0 || sig == SIGTERM)
4588 {
4589 [NSApp terminate: NSApp];
4590 }
4591 else // force a stack trace to happen
4592 {
4593 emacs_abort ();
4594 }
4595 }
4596
4597
4598 /* ==========================================================================
4599
4600 EmacsApp implementation
4601
4602 ========================================================================== */
4603
4604
4605 @implementation EmacsApp
4606
4607 - (id)init
4608 {
4609 if ((self = [super init]))
4610 {
4611 #ifdef NS_IMPL_COCOA
4612 self->isFirst = YES;
4613 #endif
4614 #ifdef NS_IMPL_GNUSTEP
4615 self->applicationDidFinishLaunchingCalled = NO;
4616 #endif
4617 }
4618
4619 return self;
4620 }
4621
4622 #ifdef NS_IMPL_COCOA
4623 - (void)run
4624 {
4625 #ifndef NSAppKitVersionNumber10_9
4626 #define NSAppKitVersionNumber10_9 1265
4627 #endif
4628
4629 if ((int)NSAppKitVersionNumber != NSAppKitVersionNumber10_9)
4630 {
4631 [super run];
4632 return;
4633 }
4634
4635 NSAutoreleasePool *pool = [[NSAutoreleasePool alloc] init];
4636
4637 if (isFirst) [self finishLaunching];
4638 isFirst = NO;
4639
4640 shouldKeepRunning = YES;
4641 do
4642 {
4643 [pool release];
4644 pool = [[NSAutoreleasePool alloc] init];
4645
4646 NSEvent *event =
4647 [self nextEventMatchingMask:NSAnyEventMask
4648 untilDate:[NSDate distantFuture]
4649 inMode:NSDefaultRunLoopMode
4650 dequeue:YES];
4651
4652 [self sendEvent:event];
4653 [self updateWindows];
4654 } while (shouldKeepRunning);
4655
4656 [pool release];
4657 }
4658
4659 - (void)stop: (id)sender
4660 {
4661 shouldKeepRunning = NO;
4662 // Stop possible dialog also. Noop if no dialog present.
4663 // The file dialog still leaks 7k - 10k on 10.9 though.
4664 [super stop:sender];
4665 }
4666 #endif /* NS_IMPL_COCOA */
4667
4668 - (void)logNotification: (NSNotification *)notification
4669 {
4670 const char *name = [[notification name] UTF8String];
4671 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
4672 && !strstr (name, "WindowNumber"))
4673 NSLog (@"notification: '%@'", [notification name]);
4674 }
4675
4676
4677 - (void)sendEvent: (NSEvent *)theEvent
4678 /* --------------------------------------------------------------------------
4679 Called when NSApp is running for each event received. Used to stop
4680 the loop when we choose, since there's no way to just run one iteration.
4681 -------------------------------------------------------------------------- */
4682 {
4683 int type = [theEvent type];
4684 NSWindow *window = [theEvent window];
4685
4686 /* NSTRACE (sendEvent); */
4687 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
4688
4689 #ifdef NS_IMPL_GNUSTEP
4690 // Keyboard events aren't propagated to file dialogs for some reason.
4691 if ([NSApp modalWindow] != nil &&
4692 (type == NSKeyDown || type == NSKeyUp || type == NSFlagsChanged))
4693 {
4694 [[NSApp modalWindow] sendEvent: theEvent];
4695 return;
4696 }
4697 #endif
4698
4699 if (represented_filename != nil && represented_frame)
4700 {
4701 NSString *fstr = represented_filename;
4702 NSView *view = FRAME_NS_VIEW (represented_frame);
4703 #ifdef NS_IMPL_COCOA
4704 /* work around a bug observed on 10.3 and later where
4705 setTitleWithRepresentedFilename does not clear out previous state
4706 if given filename does not exist */
4707 if (! [[NSFileManager defaultManager] fileExistsAtPath: fstr])
4708 [[view window] setRepresentedFilename: @""];
4709 #endif
4710 [[view window] setRepresentedFilename: fstr];
4711 [represented_filename release];
4712 represented_filename = nil;
4713 represented_frame = NULL;
4714 }
4715
4716 if (type == NSApplicationDefined)
4717 {
4718 switch ([theEvent data2])
4719 {
4720 #ifdef NS_IMPL_COCOA
4721 case NSAPP_DATA2_RUNASSCRIPT:
4722 ns_run_ascript ();
4723 [self stop: self];
4724 return;
4725 #endif
4726 case NSAPP_DATA2_RUNFILEDIALOG:
4727 ns_run_file_dialog ();
4728 [self stop: self];
4729 return;
4730 }
4731 }
4732
4733 if (type == NSCursorUpdate && window == nil)
4734 {
4735 fprintf (stderr, "Dropping external cursor update event.\n");
4736 return;
4737 }
4738
4739 if (type == NSApplicationDefined)
4740 {
4741 /* Events posted by ns_send_appdefined interrupt the run loop here.
4742 But, if a modal window is up, an appdefined can still come through,
4743 (e.g., from a makeKeyWindow event) but stopping self also stops the
4744 modal loop. Just defer it until later. */
4745 if ([NSApp modalWindow] == nil)
4746 {
4747 last_appdefined_event_data = [theEvent data1];
4748 [self stop: self];
4749 }
4750 else
4751 {
4752 send_appdefined = YES;
4753 }
4754 }
4755
4756
4757 #ifdef NS_IMPL_COCOA
4758 /* If no dialog and none of our frames have focus and it is a move, skip it.
4759 It is a mouse move in an auxiliary menu, i.e. on the top right on OSX,
4760 such as Wifi, sound, date or similar.
4761 This prevents "spooky" highlighting in the frame under the menu. */
4762 if (type == NSMouseMoved && [NSApp modalWindow] == nil)
4763 {
4764 struct ns_display_info *di;
4765 BOOL has_focus = NO;
4766 for (di = x_display_list; ! has_focus && di; di = di->next)
4767 has_focus = di->x_focus_frame != 0;
4768 if (! has_focus)
4769 return;
4770 }
4771 #endif
4772
4773 [super sendEvent: theEvent];
4774 }
4775
4776
4777 - (void)showPreferencesWindow: (id)sender
4778 {
4779 struct frame *emacsframe = SELECTED_FRAME ();
4780 NSEvent *theEvent = [NSApp currentEvent];
4781
4782 if (!emacs_event)
4783 return;
4784 emacs_event->kind = NS_NONKEY_EVENT;
4785 emacs_event->code = KEY_NS_SHOW_PREFS;
4786 emacs_event->modifiers = 0;
4787 EV_TRAILER (theEvent);
4788 }
4789
4790
4791 - (void)newFrame: (id)sender
4792 {
4793 struct frame *emacsframe = SELECTED_FRAME ();
4794 NSEvent *theEvent = [NSApp currentEvent];
4795
4796 if (!emacs_event)
4797 return;
4798 emacs_event->kind = NS_NONKEY_EVENT;
4799 emacs_event->code = KEY_NS_NEW_FRAME;
4800 emacs_event->modifiers = 0;
4801 EV_TRAILER (theEvent);
4802 }
4803
4804
4805 /* Open a file (used by below, after going into queue read by ns_read_socket) */
4806 - (BOOL) openFile: (NSString *)fileName
4807 {
4808 struct frame *emacsframe = SELECTED_FRAME ();
4809 NSEvent *theEvent = [NSApp currentEvent];
4810
4811 if (!emacs_event)
4812 return NO;
4813
4814 emacs_event->kind = NS_NONKEY_EVENT;
4815 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
4816 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
4817 ns_input_line = Qnil; /* can be start or cons start,end */
4818 emacs_event->modifiers =0;
4819 EV_TRAILER (theEvent);
4820
4821 return YES;
4822 }
4823
4824
4825 /* **************************************************************************
4826
4827 EmacsApp delegate implementation
4828
4829 ************************************************************************** */
4830
4831 - (void)applicationDidFinishLaunching: (NSNotification *)notification
4832 /* --------------------------------------------------------------------------
4833 When application is loaded, terminate event loop in ns_term_init
4834 -------------------------------------------------------------------------- */
4835 {
4836 NSTRACE (applicationDidFinishLaunching);
4837 #ifdef NS_IMPL_GNUSTEP
4838 ((EmacsApp *)self)->applicationDidFinishLaunchingCalled = YES;
4839 #endif
4840 [NSApp setServicesProvider: NSApp];
4841
4842 [self antialiasThresholdDidChange:nil];
4843 #ifdef NS_IMPL_COCOA
4844 [[NSNotificationCenter defaultCenter]
4845 addObserver:self
4846 selector:@selector(antialiasThresholdDidChange:)
4847 name:NSAntialiasThresholdChangedNotification
4848 object:nil];
4849 #endif
4850
4851 ns_send_appdefined (-2);
4852 }
4853
4854 - (void)antialiasThresholdDidChange:(NSNotification *)notification
4855 {
4856 #ifdef NS_IMPL_COCOA
4857 macfont_update_antialias_threshold ();
4858 #endif
4859 }
4860
4861
4862 /* Termination sequences:
4863 C-x C-c:
4864 Cmd-Q:
4865 MenuBar | File | Exit:
4866 Select Quit from App menubar:
4867 -terminate
4868 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4869 ns_term_shutdown()
4870
4871 Select Quit from Dock menu:
4872 Logout attempt:
4873 -appShouldTerminate
4874 Cancel -> Nothing else
4875 Accept ->
4876
4877 -terminate
4878 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4879 ns_term_shutdown()
4880
4881 */
4882
4883 - (void) terminate: (id)sender
4884 {
4885 struct frame *emacsframe = SELECTED_FRAME ();
4886
4887 if (!emacs_event)
4888 return;
4889
4890 emacs_event->kind = NS_NONKEY_EVENT;
4891 emacs_event->code = KEY_NS_POWER_OFF;
4892 emacs_event->arg = Qt; /* mark as non-key event */
4893 EV_TRAILER ((id)nil);
4894 }
4895
4896 static bool
4897 runAlertPanel(NSString *title,
4898 NSString *msgFormat,
4899 NSString *defaultButton,
4900 NSString *alternateButton)
4901 {
4902 #if !defined (NS_IMPL_COCOA) || \
4903 MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_9
4904 return NSRunAlertPanel(title, msgFormat, defaultButton, alternateButton, nil)
4905 == NSAlertDefaultReturn;
4906 #else
4907 NSAlert *alert = [[NSAlert alloc] init];
4908 [alert setAlertStyle: NSCriticalAlertStyle];
4909 [alert setMessageText: msgFormat];
4910 [alert addButtonWithTitle: defaultButton];
4911 [alert addButtonWithTitle: alternateButton];
4912 NSInteger ret = [alert runModal];
4913 [alert release];
4914 return ret == NSAlertFirstButtonReturn;
4915 #endif
4916 }
4917
4918
4919 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
4920 {
4921 bool ret;
4922
4923 if (NILP (ns_confirm_quit)) // || ns_shutdown_properly --> TO DO
4924 return NSTerminateNow;
4925
4926 ret = runAlertPanel(ns_app_name,
4927 @"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?",
4928 @"Save Buffers and Exit", @"Cancel");
4929
4930 if (ret)
4931 return NSTerminateNow;
4932 else
4933 return NSTerminateCancel;
4934 return NSTerminateNow; /* just in case */
4935 }
4936
4937 static int
4938 not_in_argv (NSString *arg)
4939 {
4940 int k;
4941 const char *a = [arg UTF8String];
4942 for (k = 1; k < initial_argc; ++k)
4943 if (strcmp (a, initial_argv[k]) == 0) return 0;
4944 return 1;
4945 }
4946
4947 /* Notification from the Workspace to open a file */
4948 - (BOOL)application: sender openFile: (NSString *)file
4949 {
4950 if (ns_do_open_file || not_in_argv (file))
4951 [ns_pending_files addObject: file];
4952 return YES;
4953 }
4954
4955
4956 /* Open a file as a temporary file */
4957 - (BOOL)application: sender openTempFile: (NSString *)file
4958 {
4959 if (ns_do_open_file || not_in_argv (file))
4960 [ns_pending_files addObject: file];
4961 return YES;
4962 }
4963
4964
4965 /* Notification from the Workspace to open a file noninteractively (?) */
4966 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
4967 {
4968 if (ns_do_open_file || not_in_argv (file))
4969 [ns_pending_files addObject: file];
4970 return YES;
4971 }
4972
4973 /* Notification from the Workspace to open multiple files */
4974 - (void)application: sender openFiles: (NSArray *)fileList
4975 {
4976 NSEnumerator *files = [fileList objectEnumerator];
4977 NSString *file;
4978 /* Don't open files from the command line unconditionally,
4979 Cocoa parses the command line wrong, --option value tries to open value
4980 if --option is the last option. */
4981 while ((file = [files nextObject]) != nil)
4982 if (ns_do_open_file || not_in_argv (file))
4983 [ns_pending_files addObject: file];
4984
4985 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
4986
4987 }
4988
4989
4990 /* Handle dock menu requests. */
4991 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
4992 {
4993 return dockMenu;
4994 }
4995
4996
4997 /* TODO: these may help w/IO switching btwn terminal and NSApp */
4998 - (void)applicationWillBecomeActive: (NSNotification *)notification
4999 {
5000 //ns_app_active=YES;
5001 }
5002 - (void)applicationDidBecomeActive: (NSNotification *)notification
5003 {
5004 NSTRACE (applicationDidBecomeActive);
5005
5006 #ifdef NS_IMPL_GNUSTEP
5007 if (! applicationDidFinishLaunchingCalled)
5008 [self applicationDidFinishLaunching:notification];
5009 #endif
5010 //ns_app_active=YES;
5011
5012 ns_update_auto_hide_menu_bar ();
5013 // No constraining takes place when the application is not active.
5014 ns_constrain_all_frames ();
5015 }
5016 - (void)applicationDidResignActive: (NSNotification *)notification
5017 {
5018 //ns_app_active=NO;
5019 ns_send_appdefined (-1);
5020 }
5021
5022
5023
5024 /* ==========================================================================
5025
5026 EmacsApp aux handlers for managing event loop
5027
5028 ========================================================================== */
5029
5030
5031 - (void)timeout_handler: (NSTimer *)timedEntry
5032 /* --------------------------------------------------------------------------
5033 The timeout specified to ns_select has passed.
5034 -------------------------------------------------------------------------- */
5035 {
5036 /*NSTRACE (timeout_handler); */
5037 ns_send_appdefined (-2);
5038 }
5039
5040 #ifdef NS_IMPL_GNUSTEP
5041 - (void)sendFromMainThread:(id)unused
5042 {
5043 ns_send_appdefined (nextappdefined);
5044 }
5045 #endif
5046
5047 - (void)fd_handler:(id)unused
5048 /* --------------------------------------------------------------------------
5049 Check data waiting on file descriptors and terminate if so
5050 -------------------------------------------------------------------------- */
5051 {
5052 int result;
5053 int waiting = 1, nfds;
5054 char c;
5055
5056 fd_set readfds, writefds, *wfds;
5057 struct timespec timeout, *tmo;
5058 NSAutoreleasePool *pool = nil;
5059
5060 /* NSTRACE (fd_handler); */
5061
5062 for (;;)
5063 {
5064 [pool release];
5065 pool = [[NSAutoreleasePool alloc] init];
5066
5067 if (waiting)
5068 {
5069 fd_set fds;
5070 FD_ZERO (&fds);
5071 FD_SET (selfds[0], &fds);
5072 result = select (selfds[0]+1, &fds, NULL, NULL, NULL);
5073 if (result > 0 && read (selfds[0], &c, 1) == 1 && c == 'g')
5074 waiting = 0;
5075 }
5076 else
5077 {
5078 pthread_mutex_lock (&select_mutex);
5079 nfds = select_nfds;
5080
5081 if (select_valid & SELECT_HAVE_READ)
5082 readfds = select_readfds;
5083 else
5084 FD_ZERO (&readfds);
5085
5086 if (select_valid & SELECT_HAVE_WRITE)
5087 {
5088 writefds = select_writefds;
5089 wfds = &writefds;
5090 }
5091 else
5092 wfds = NULL;
5093 if (select_valid & SELECT_HAVE_TMO)
5094 {
5095 timeout = select_timeout;
5096 tmo = &timeout;
5097 }
5098 else
5099 tmo = NULL;
5100
5101 pthread_mutex_unlock (&select_mutex);
5102
5103 FD_SET (selfds[0], &readfds);
5104 if (selfds[0] >= nfds) nfds = selfds[0]+1;
5105
5106 result = pselect (nfds, &readfds, wfds, NULL, tmo, NULL);
5107
5108 if (result == 0)
5109 ns_send_appdefined (-2);
5110 else if (result > 0)
5111 {
5112 if (FD_ISSET (selfds[0], &readfds))
5113 {
5114 if (read (selfds[0], &c, 1) == 1 && c == 's')
5115 waiting = 1;
5116 }
5117 else
5118 {
5119 pthread_mutex_lock (&select_mutex);
5120 if (select_valid & SELECT_HAVE_READ)
5121 select_readfds = readfds;
5122 if (select_valid & SELECT_HAVE_WRITE)
5123 select_writefds = writefds;
5124 if (select_valid & SELECT_HAVE_TMO)
5125 select_timeout = timeout;
5126 pthread_mutex_unlock (&select_mutex);
5127
5128 ns_send_appdefined (result);
5129 }
5130 }
5131 waiting = 1;
5132 }
5133 }
5134 }
5135
5136
5137
5138 /* ==========================================================================
5139
5140 Service provision
5141
5142 ========================================================================== */
5143
5144 /* called from system: queue for next pass through event loop */
5145 - (void)requestService: (NSPasteboard *)pboard
5146 userData: (NSString *)userData
5147 error: (NSString **)error
5148 {
5149 [ns_pending_service_names addObject: userData];
5150 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
5151 SSDATA (ns_string_from_pasteboard (pboard))]];
5152 }
5153
5154
5155 /* called from ns_read_socket to clear queue */
5156 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
5157 {
5158 struct frame *emacsframe = SELECTED_FRAME ();
5159 NSEvent *theEvent = [NSApp currentEvent];
5160
5161 if (!emacs_event)
5162 return NO;
5163
5164 emacs_event->kind = NS_NONKEY_EVENT;
5165 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
5166 ns_input_spi_name = build_string ([name UTF8String]);
5167 ns_input_spi_arg = build_string ([arg UTF8String]);
5168 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5169 EV_TRAILER (theEvent);
5170
5171 return YES;
5172 }
5173
5174
5175 @end /* EmacsApp */
5176
5177
5178
5179 /* ==========================================================================
5180
5181 EmacsView implementation
5182
5183 ========================================================================== */
5184
5185
5186 @implementation EmacsView
5187
5188 /* needed to inform when window closed from LISP */
5189 - (void) setWindowClosing: (BOOL)closing
5190 {
5191 windowClosing = closing;
5192 }
5193
5194
5195 - (void)dealloc
5196 {
5197 NSTRACE (EmacsView_dealloc);
5198 [toolbar release];
5199 if (fs_state == FULLSCREEN_BOTH)
5200 [nonfs_window release];
5201 [super dealloc];
5202 }
5203
5204
5205 /* called on font panel selection */
5206 - (void)changeFont: (id)sender
5207 {
5208 NSEvent *e = [[self window] currentEvent];
5209 struct face *face = FRAME_DEFAULT_FACE (emacsframe);
5210 struct font *font = face->font;
5211 id newFont;
5212 CGFloat size;
5213 NSFont *nsfont;
5214
5215 NSTRACE (changeFont);
5216
5217 if (!emacs_event)
5218 return;
5219
5220 #ifdef NS_IMPL_GNUSTEP
5221 nsfont = ((struct nsfont_info *)font)->nsfont;
5222 #endif
5223 #ifdef NS_IMPL_COCOA
5224 nsfont = (NSFont *) macfont_get_nsctfont (font);
5225 #endif
5226
5227 if ((newFont = [sender convertFont: nsfont]))
5228 {
5229 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
5230
5231 emacs_event->kind = NS_NONKEY_EVENT;
5232 emacs_event->modifiers = 0;
5233 emacs_event->code = KEY_NS_CHANGE_FONT;
5234
5235 size = [newFont pointSize];
5236 ns_input_fontsize = make_number (lrint (size));
5237 ns_input_font = build_string ([[newFont familyName] UTF8String]);
5238 EV_TRAILER (e);
5239 }
5240 }
5241
5242
5243 - (BOOL)acceptsFirstResponder
5244 {
5245 NSTRACE (acceptsFirstResponder);
5246 return YES;
5247 }
5248
5249
5250 - (void)resetCursorRects
5251 {
5252 NSRect visible = [self visibleRect];
5253 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
5254 NSTRACE (resetCursorRects);
5255
5256 if (currentCursor == nil)
5257 currentCursor = [NSCursor arrowCursor];
5258
5259 if (!NSIsEmptyRect (visible))
5260 [self addCursorRect: visible cursor: currentCursor];
5261 [currentCursor setOnMouseEntered: YES];
5262 }
5263
5264
5265
5266 /*****************************************************************************/
5267 /* Keyboard handling. */
5268 #define NS_KEYLOG 0
5269
5270 - (void)keyDown: (NSEvent *)theEvent
5271 {
5272 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
5273 int code;
5274 unsigned fnKeysym = 0;
5275 static NSMutableArray *nsEvArray;
5276 int left_is_none;
5277 unsigned int flags = [theEvent modifierFlags];
5278
5279 NSTRACE (keyDown);
5280
5281 /* Rhapsody and OS X give up and down events for the arrow keys */
5282 if (ns_fake_keydown == YES)
5283 ns_fake_keydown = NO;
5284 else if ([theEvent type] != NSKeyDown)
5285 return;
5286
5287 if (!emacs_event)
5288 return;
5289
5290 if (![[self window] isKeyWindow]
5291 && [[theEvent window] isKindOfClass: [EmacsWindow class]]
5292 /* we must avoid an infinite loop here. */
5293 && (EmacsView *)[[theEvent window] delegate] != self)
5294 {
5295 /* XXX: There is an occasional condition in which, when Emacs display
5296 updates a different frame from the current one, and temporarily
5297 selects it, then processes some interrupt-driven input
5298 (dispnew.c:3878), OS will send the event to the correct NSWindow, but
5299 for some reason that window has its first responder set to the NSView
5300 most recently updated (I guess), which is not the correct one. */
5301 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
5302 return;
5303 }
5304
5305 if (nsEvArray == nil)
5306 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
5307
5308 [NSCursor setHiddenUntilMouseMoves: YES];
5309
5310 if (hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
5311 {
5312 clear_mouse_face (hlinfo);
5313 hlinfo->mouse_face_hidden = 1;
5314 }
5315
5316 if (!processingCompose)
5317 {
5318 /* When using screen sharing, no left or right information is sent,
5319 so use Left key in those cases. */
5320 int is_left_key, is_right_key;
5321
5322 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
5323 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
5324
5325 /* (Carbon way: [theEvent keyCode]) */
5326
5327 /* is it a "function key"? */
5328 /* Note: Sometimes a plain key will have the NSNumericPadKeyMask
5329 flag set (this is probably a bug in the OS).
5330 */
5331 if (code < 0x00ff && (flags&NSNumericPadKeyMask))
5332 {
5333 fnKeysym = ns_convert_key ([theEvent keyCode] | NSNumericPadKeyMask);
5334 }
5335 if (fnKeysym == 0)
5336 {
5337 fnKeysym = ns_convert_key (code);
5338 }
5339
5340 if (fnKeysym)
5341 {
5342 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
5343 because Emacs treats Delete and KP-Delete same (in simple.el). */
5344 if ((fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
5345 #ifdef NS_IMPL_GNUSTEP
5346 /* GNUstep uses incompatible keycodes, even for those that are
5347 supposed to be hardware independent. Just check for delete.
5348 Keypad delete does not have keysym 0xFFFF.
5349 See http://savannah.gnu.org/bugs/?25395
5350 */
5351 || (fnKeysym == 0xFFFF && code == 127)
5352 #endif
5353 )
5354 code = 0xFF08; /* backspace */
5355 else
5356 code = fnKeysym;
5357 }
5358
5359 /* are there modifiers? */
5360 emacs_event->modifiers = 0;
5361
5362 if (flags & NSHelpKeyMask)
5363 emacs_event->modifiers |= hyper_modifier;
5364
5365 if (flags & NSShiftKeyMask)
5366 emacs_event->modifiers |= shift_modifier;
5367
5368 is_right_key = (flags & NSRightCommandKeyMask) == NSRightCommandKeyMask;
5369 is_left_key = (flags & NSLeftCommandKeyMask) == NSLeftCommandKeyMask
5370 || (! is_right_key && (flags & NSCommandKeyMask) == NSCommandKeyMask);
5371
5372 if (is_right_key)
5373 emacs_event->modifiers |= parse_solitary_modifier
5374 (EQ (ns_right_command_modifier, Qleft)
5375 ? ns_command_modifier
5376 : ns_right_command_modifier);
5377
5378 if (is_left_key)
5379 {
5380 emacs_event->modifiers |= parse_solitary_modifier
5381 (ns_command_modifier);
5382
5383 /* if super (default), take input manager's word so things like
5384 dvorak / qwerty layout work */
5385 if (EQ (ns_command_modifier, Qsuper)
5386 && !fnKeysym
5387 && [[theEvent characters] length] != 0)
5388 {
5389 /* XXX: the code we get will be unshifted, so if we have
5390 a shift modifier, must convert ourselves */
5391 if (!(flags & NSShiftKeyMask))
5392 code = [[theEvent characters] characterAtIndex: 0];
5393 #if 0
5394 /* this is ugly and also requires linking w/Carbon framework
5395 (for LMGetKbdType) so for now leave this rare (?) case
5396 undealt with.. in future look into CGEvent methods */
5397 else
5398 {
5399 long smv = GetScriptManagerVariable (smKeyScript);
5400 Handle uchrHandle = GetResource
5401 ('uchr', GetScriptVariable (smv, smScriptKeys));
5402 UInt32 dummy = 0;
5403 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
5404 [[theEvent characters] characterAtIndex: 0],
5405 kUCKeyActionDisplay,
5406 (flags & ~NSCommandKeyMask) >> 8,
5407 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
5408 &dummy, 1, &dummy, &code);
5409 code &= 0xFF;
5410 }
5411 #endif
5412 }
5413 }
5414
5415 is_right_key = (flags & NSRightControlKeyMask) == NSRightControlKeyMask;
5416 is_left_key = (flags & NSLeftControlKeyMask) == NSLeftControlKeyMask
5417 || (! is_right_key && (flags & NSControlKeyMask) == NSControlKeyMask);
5418
5419 if (is_right_key)
5420 emacs_event->modifiers |= parse_solitary_modifier
5421 (EQ (ns_right_control_modifier, Qleft)
5422 ? ns_control_modifier
5423 : ns_right_control_modifier);
5424
5425 if (is_left_key)
5426 emacs_event->modifiers |= parse_solitary_modifier
5427 (ns_control_modifier);
5428
5429 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
5430 emacs_event->modifiers |=
5431 parse_solitary_modifier (ns_function_modifier);
5432
5433 left_is_none = NILP (ns_alternate_modifier)
5434 || EQ (ns_alternate_modifier, Qnone);
5435
5436 is_right_key = (flags & NSRightAlternateKeyMask)
5437 == NSRightAlternateKeyMask;
5438 is_left_key = (flags & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask
5439 || (! is_right_key
5440 && (flags & NSAlternateKeyMask) == NSAlternateKeyMask);
5441
5442 if (is_right_key)
5443 {
5444 if ((NILP (ns_right_alternate_modifier)
5445 || EQ (ns_right_alternate_modifier, Qnone)
5446 || (EQ (ns_right_alternate_modifier, Qleft) && left_is_none))
5447 && !fnKeysym)
5448 { /* accept pre-interp alt comb */
5449 if ([[theEvent characters] length] > 0)
5450 code = [[theEvent characters] characterAtIndex: 0];
5451 /*HACK: clear lone shift modifier to stop next if from firing */
5452 if (emacs_event->modifiers == shift_modifier)
5453 emacs_event->modifiers = 0;
5454 }
5455 else
5456 emacs_event->modifiers |= parse_solitary_modifier
5457 (EQ (ns_right_alternate_modifier, Qleft)
5458 ? ns_alternate_modifier
5459 : ns_right_alternate_modifier);
5460 }
5461
5462 if (is_left_key) /* default = meta */
5463 {
5464 if (left_is_none && !fnKeysym)
5465 { /* accept pre-interp alt comb */
5466 if ([[theEvent characters] length] > 0)
5467 code = [[theEvent characters] characterAtIndex: 0];
5468 /*HACK: clear lone shift modifier to stop next if from firing */
5469 if (emacs_event->modifiers == shift_modifier)
5470 emacs_event->modifiers = 0;
5471 }
5472 else
5473 emacs_event->modifiers |=
5474 parse_solitary_modifier (ns_alternate_modifier);
5475 }
5476
5477 if (NS_KEYLOG)
5478 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
5479 code, fnKeysym, flags, emacs_event->modifiers);
5480
5481 /* if it was a function key or had modifiers, pass it directly to emacs */
5482 if (fnKeysym || (emacs_event->modifiers
5483 && (emacs_event->modifiers != shift_modifier)
5484 && [[theEvent charactersIgnoringModifiers] length] > 0))
5485 /*[[theEvent characters] length] */
5486 {
5487 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5488 if (code < 0x20)
5489 code |= (1<<28)|(3<<16);
5490 else if (code == 0x7f)
5491 code |= (1<<28)|(3<<16);
5492 else if (!fnKeysym)
5493 emacs_event->kind = code > 0xFF
5494 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5495
5496 emacs_event->code = code;
5497 EV_TRAILER (theEvent);
5498 processingCompose = NO;
5499 return;
5500 }
5501 }
5502
5503
5504 if (NS_KEYLOG && !processingCompose)
5505 fprintf (stderr, "keyDown: Begin compose sequence.\n");
5506
5507 processingCompose = YES;
5508 [nsEvArray addObject: theEvent];
5509 [self interpretKeyEvents: nsEvArray];
5510 [nsEvArray removeObject: theEvent];
5511 }
5512
5513
5514 #ifdef NS_IMPL_COCOA
5515 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
5516 decided not to send key-down for.
5517 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
5518 This only applies on Tiger and earlier.
5519 If it matches one of these, send it on to keyDown. */
5520 -(void)keyUp: (NSEvent *)theEvent
5521 {
5522 int flags = [theEvent modifierFlags];
5523 int code = [theEvent keyCode];
5524 if (floor (NSAppKitVersionNumber) <= 824 /*NSAppKitVersionNumber10_4*/ &&
5525 code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
5526 {
5527 if (NS_KEYLOG)
5528 fprintf (stderr, "keyUp: passed test");
5529 ns_fake_keydown = YES;
5530 [self keyDown: theEvent];
5531 }
5532 }
5533 #endif
5534
5535
5536 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
5537
5538
5539 /* <NSTextInput>: called when done composing;
5540 NOTE: also called when we delete over working text, followed immed.
5541 by doCommandBySelector: deleteBackward: */
5542 - (void)insertText: (id)aString
5543 {
5544 int code;
5545 int len = [(NSString *)aString length];
5546 int i;
5547
5548 if (NS_KEYLOG)
5549 NSLog (@"insertText '%@'\tlen = %d", aString, len);
5550 processingCompose = NO;
5551
5552 if (!emacs_event)
5553 return;
5554
5555 /* first, clear any working text */
5556 if (workingText != nil)
5557 [self deleteWorkingText];
5558
5559 /* now insert the string as keystrokes */
5560 for (i =0; i<len; i++)
5561 {
5562 code = [aString characterAtIndex: i];
5563 /* TODO: still need this? */
5564 if (code == 0x2DC)
5565 code = '~'; /* 0x7E */
5566 if (code != 32) /* Space */
5567 emacs_event->modifiers = 0;
5568 emacs_event->kind
5569 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
5570 emacs_event->code = code;
5571 EV_TRAILER ((id)nil);
5572 }
5573 }
5574
5575
5576 /* <NSTextInput>: inserts display of composing characters */
5577 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
5578 {
5579 NSString *str = [aString respondsToSelector: @selector (string)] ?
5580 [aString string] : aString;
5581 if (NS_KEYLOG)
5582 NSLog (@"setMarkedText '%@' len =%lu range %lu from %lu",
5583 str, (unsigned long)[str length],
5584 (unsigned long)selRange.length,
5585 (unsigned long)selRange.location);
5586
5587 if (workingText != nil)
5588 [self deleteWorkingText];
5589 if ([str length] == 0)
5590 return;
5591
5592 if (!emacs_event)
5593 return;
5594
5595 processingCompose = YES;
5596 workingText = [str copy];
5597 ns_working_text = build_string ([workingText UTF8String]);
5598
5599 emacs_event->kind = NS_TEXT_EVENT;
5600 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
5601 EV_TRAILER ((id)nil);
5602 }
5603
5604
5605 /* delete display of composing characters [not in <NSTextInput>] */
5606 - (void)deleteWorkingText
5607 {
5608 if (workingText == nil)
5609 return;
5610 if (NS_KEYLOG)
5611 NSLog(@"deleteWorkingText len =%lu\n", (unsigned long)[workingText length]);
5612 [workingText release];
5613 workingText = nil;
5614 processingCompose = NO;
5615
5616 if (!emacs_event)
5617 return;
5618
5619 emacs_event->kind = NS_TEXT_EVENT;
5620 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
5621 EV_TRAILER ((id)nil);
5622 }
5623
5624
5625 - (BOOL)hasMarkedText
5626 {
5627 return workingText != nil;
5628 }
5629
5630
5631 - (NSRange)markedRange
5632 {
5633 NSRange rng = workingText != nil
5634 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
5635 if (NS_KEYLOG)
5636 NSLog (@"markedRange request");
5637 return rng;
5638 }
5639
5640
5641 - (void)unmarkText
5642 {
5643 if (NS_KEYLOG)
5644 NSLog (@"unmark (accept) text");
5645 [self deleteWorkingText];
5646 processingCompose = NO;
5647 }
5648
5649
5650 /* used to position char selection windows, etc. */
5651 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
5652 {
5653 NSRect rect;
5654 NSPoint pt;
5655 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
5656 if (NS_KEYLOG)
5657 NSLog (@"firstRectForCharRange request");
5658
5659 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
5660 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
5661 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
5662 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
5663 +FRAME_LINE_HEIGHT (emacsframe));
5664
5665 pt = [self convertPoint: pt toView: nil];
5666 pt = [[self window] convertBaseToScreen: pt];
5667 rect.origin = pt;
5668 return rect;
5669 }
5670
5671
5672 - (NSInteger)conversationIdentifier
5673 {
5674 return (NSInteger)self;
5675 }
5676
5677
5678 - (void)doCommandBySelector: (SEL)aSelector
5679 {
5680 if (NS_KEYLOG)
5681 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
5682
5683 processingCompose = NO;
5684 if (aSelector == @selector (deleteBackward:))
5685 {
5686 /* happens when user backspaces over an ongoing composition:
5687 throw a 'delete' into the event queue */
5688 if (!emacs_event)
5689 return;
5690 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
5691 emacs_event->code = 0xFF08;
5692 EV_TRAILER ((id)nil);
5693 }
5694 }
5695
5696 - (NSArray *)validAttributesForMarkedText
5697 {
5698 static NSArray *arr = nil;
5699 if (arr == nil) arr = [NSArray new];
5700 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
5701 return arr;
5702 }
5703
5704 - (NSRange)selectedRange
5705 {
5706 if (NS_KEYLOG)
5707 NSLog (@"selectedRange request");
5708 return NSMakeRange (NSNotFound, 0);
5709 }
5710
5711 #if defined (NS_IMPL_COCOA) || GNUSTEP_GUI_MAJOR_VERSION > 0 || \
5712 GNUSTEP_GUI_MINOR_VERSION > 22
5713 - (NSUInteger)characterIndexForPoint: (NSPoint)thePoint
5714 #else
5715 - (unsigned int)characterIndexForPoint: (NSPoint)thePoint
5716 #endif
5717 {
5718 if (NS_KEYLOG)
5719 NSLog (@"characterIndexForPoint request");
5720 return 0;
5721 }
5722
5723 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
5724 {
5725 static NSAttributedString *str = nil;
5726 if (str == nil) str = [NSAttributedString new];
5727 if (NS_KEYLOG)
5728 NSLog (@"attributedSubstringFromRange request");
5729 return str;
5730 }
5731
5732 /* End <NSTextInput> impl. */
5733 /*****************************************************************************/
5734
5735
5736 /* This is what happens when the user presses a mouse button. */
5737 - (void)mouseDown: (NSEvent *)theEvent
5738 {
5739 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
5740 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5741
5742 NSTRACE (mouseDown);
5743
5744 [self deleteWorkingText];
5745
5746 if (!emacs_event)
5747 return;
5748
5749 dpyinfo->last_mouse_frame = emacsframe;
5750 /* appears to be needed to prevent spurious movement events generated on
5751 button clicks */
5752 emacsframe->mouse_moved = 0;
5753
5754 if ([theEvent type] == NSScrollWheel)
5755 {
5756 CGFloat delta = [theEvent deltaY];
5757 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
5758 if (delta == 0)
5759 {
5760 delta = [theEvent deltaX];
5761 if (delta == 0)
5762 {
5763 NSTRACE (deltaIsZero);
5764 return;
5765 }
5766 emacs_event->kind = HORIZ_WHEEL_EVENT;
5767 }
5768 else
5769 emacs_event->kind = WHEEL_EVENT;
5770
5771 emacs_event->code = 0;
5772 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
5773 ((delta > 0) ? up_modifier : down_modifier);
5774 }
5775 else
5776 {
5777 emacs_event->kind = MOUSE_CLICK_EVENT;
5778 emacs_event->code = EV_BUTTON (theEvent);
5779 emacs_event->modifiers = EV_MODIFIERS (theEvent)
5780 | EV_UDMODIFIERS (theEvent);
5781 }
5782 XSETINT (emacs_event->x, lrint (p.x));
5783 XSETINT (emacs_event->y, lrint (p.y));
5784 EV_TRAILER (theEvent);
5785 }
5786
5787
5788 - (void)rightMouseDown: (NSEvent *)theEvent
5789 {
5790 NSTRACE (rightMouseDown);
5791 [self mouseDown: theEvent];
5792 }
5793
5794
5795 - (void)otherMouseDown: (NSEvent *)theEvent
5796 {
5797 NSTRACE (otherMouseDown);
5798 [self mouseDown: theEvent];
5799 }
5800
5801
5802 - (void)mouseUp: (NSEvent *)theEvent
5803 {
5804 NSTRACE (mouseUp);
5805 [self mouseDown: theEvent];
5806 }
5807
5808
5809 - (void)rightMouseUp: (NSEvent *)theEvent
5810 {
5811 NSTRACE (rightMouseUp);
5812 [self mouseDown: theEvent];
5813 }
5814
5815
5816 - (void)otherMouseUp: (NSEvent *)theEvent
5817 {
5818 NSTRACE (otherMouseUp);
5819 [self mouseDown: theEvent];
5820 }
5821
5822
5823 - (void) scrollWheel: (NSEvent *)theEvent
5824 {
5825 NSTRACE (scrollWheel);
5826 [self mouseDown: theEvent];
5827 }
5828
5829
5830 /* Tell emacs the mouse has moved. */
5831 - (void)mouseMoved: (NSEvent *)e
5832 {
5833 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
5834 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
5835 Lisp_Object frame;
5836 NSPoint pt;
5837
5838 // NSTRACE (mouseMoved);
5839
5840 dpyinfo->last_mouse_movement_time = EV_TIMESTAMP (e);
5841 pt = [self convertPoint: [e locationInWindow] fromView: nil];
5842 dpyinfo->last_mouse_motion_x = pt.x;
5843 dpyinfo->last_mouse_motion_y = pt.y;
5844
5845 /* update any mouse face */
5846 if (hlinfo->mouse_face_hidden)
5847 {
5848 hlinfo->mouse_face_hidden = 0;
5849 clear_mouse_face (hlinfo);
5850 }
5851
5852 /* tooltip handling */
5853 previous_help_echo_string = help_echo_string;
5854 help_echo_string = Qnil;
5855
5856 if (!NILP (Vmouse_autoselect_window))
5857 {
5858 NSTRACE (mouse_autoselect_window);
5859 static Lisp_Object last_mouse_window;
5860 Lisp_Object window
5861 = window_from_coordinates (emacsframe, pt.x, pt.y, 0, 0);
5862
5863 if (WINDOWP (window)
5864 && !EQ (window, last_mouse_window)
5865 && !EQ (window, selected_window)
5866 && (focus_follows_mouse
5867 || (EQ (XWINDOW (window)->frame,
5868 XWINDOW (selected_window)->frame))))
5869 {
5870 NSTRACE (in_window);
5871 emacs_event->kind = SELECT_WINDOW_EVENT;
5872 emacs_event->frame_or_window = window;
5873 EV_TRAILER2 (e);
5874 }
5875 /* Remember the last window where we saw the mouse. */
5876 last_mouse_window = window;
5877 }
5878
5879 if (!note_mouse_movement (emacsframe, pt.x, pt.y))
5880 help_echo_string = previous_help_echo_string;
5881
5882 XSETFRAME (frame, emacsframe);
5883 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
5884 {
5885 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
5886 (note_mouse_highlight), which is called through the
5887 note_mouse_movement () call above */
5888 any_help_event_p = YES;
5889 gen_help_event (help_echo_string, frame, help_echo_window,
5890 help_echo_object, help_echo_pos);
5891 }
5892
5893 if (emacsframe->mouse_moved && send_appdefined)
5894 ns_send_appdefined (-1);
5895 }
5896
5897
5898 - (void)mouseDragged: (NSEvent *)e
5899 {
5900 NSTRACE (mouseDragged);
5901 [self mouseMoved: e];
5902 }
5903
5904
5905 - (void)rightMouseDragged: (NSEvent *)e
5906 {
5907 NSTRACE (rightMouseDragged);
5908 [self mouseMoved: e];
5909 }
5910
5911
5912 - (void)otherMouseDragged: (NSEvent *)e
5913 {
5914 NSTRACE (otherMouseDragged);
5915 [self mouseMoved: e];
5916 }
5917
5918
5919 - (BOOL)windowShouldClose: (id)sender
5920 {
5921 NSEvent *e =[[self window] currentEvent];
5922
5923 NSTRACE (windowShouldClose);
5924 windowClosing = YES;
5925 if (!emacs_event)
5926 return NO;
5927 emacs_event->kind = DELETE_WINDOW_EVENT;
5928 emacs_event->modifiers = 0;
5929 emacs_event->code = 0;
5930 EV_TRAILER (e);
5931 /* Don't close this window, let this be done from lisp code. */
5932 return NO;
5933 }
5934
5935 - (void) updateFrameSize: (BOOL) delay;
5936 {
5937 NSWindow *window = [self window];
5938 NSRect wr = [window frame];
5939 int extra = 0;
5940 int oldc = cols, oldr = rows;
5941 int oldw = FRAME_PIXEL_WIDTH (emacsframe);
5942 int oldh = FRAME_PIXEL_HEIGHT (emacsframe);
5943 int neww, newh;
5944
5945 NSTRACE (updateFrameSize);
5946 NSTRACE_SIZE ("Original size", NSMakeSize (oldw, oldh));
5947
5948 if (! [self isFullscreen])
5949 {
5950 #ifdef NS_IMPL_GNUSTEP
5951 // GNUstep does not always update the tool bar height. Force it.
5952 if (toolbar && [toolbar isVisible])
5953 update_frame_tool_bar (emacsframe);
5954 #endif
5955
5956 extra = FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
5957 + FRAME_TOOLBAR_HEIGHT (emacsframe);
5958 }
5959
5960 if (wait_for_tool_bar)
5961 {
5962 if (FRAME_TOOLBAR_HEIGHT (emacsframe) == 0)
5963 return;
5964 wait_for_tool_bar = NO;
5965 }
5966
5967 neww = (int)wr.size.width - emacsframe->border_width;
5968 newh = (int)wr.size.height - extra;
5969
5970 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe, neww);
5971 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, newh);
5972
5973 if (cols < MINWIDTH)
5974 cols = MINWIDTH;
5975
5976 if (rows < MINHEIGHT)
5977 rows = MINHEIGHT;
5978
5979 if (oldr != rows || oldc != cols || neww != oldw || newh != oldh)
5980 {
5981 NSView *view = FRAME_NS_VIEW (emacsframe);
5982 NSWindow *win = [view window];
5983 NSSize sz = [win resizeIncrements];
5984
5985 change_frame_size (emacsframe,
5986 FRAME_PIXEL_TO_TEXT_WIDTH (emacsframe, neww),
5987 FRAME_PIXEL_TO_TEXT_HEIGHT (emacsframe, newh),
5988 0, delay, 0, 1);
5989 SET_FRAME_GARBAGED (emacsframe);
5990 cancel_mouse_face (emacsframe);
5991
5992 // Did resize increments change because of a font change?
5993 if (sz.width != FRAME_COLUMN_WIDTH (emacsframe) ||
5994 sz.height != FRAME_LINE_HEIGHT (emacsframe) ||
5995 (frame_resize_pixelwise && sz.width != 1))
5996 {
5997 sz.width = frame_resize_pixelwise
5998 ? 1 : FRAME_COLUMN_WIDTH (emacsframe);
5999 sz.height = frame_resize_pixelwise
6000 ? 1 : FRAME_LINE_HEIGHT (emacsframe);
6001 [win setResizeIncrements: sz];
6002
6003 NSTRACE_SIZE ("New size", NSMakeSize (neww, newh));
6004 }
6005
6006 [view setFrame: NSMakeRect (0, 0, neww, newh)];
6007 [self windowDidMove:nil]; // Update top/left.
6008 }
6009 }
6010
6011 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
6012 /* normalize frame to gridded text size */
6013 {
6014 int extra = 0;
6015
6016 NSTRACE (windowWillResize);
6017 NSTRACE_SIZE ("Original size", frameSize);
6018 /*fprintf (stderr,"Window will resize: %.0f x %.0f\n",frameSize.width,frameSize.height); */
6019
6020 if (fs_state == FULLSCREEN_MAXIMIZED
6021 && (maximized_width != (int)frameSize.width
6022 || maximized_height != (int)frameSize.height))
6023 [self setFSValue: FULLSCREEN_NONE];
6024 else if (fs_state == FULLSCREEN_WIDTH
6025 && maximized_width != (int)frameSize.width)
6026 [self setFSValue: FULLSCREEN_NONE];
6027 else if (fs_state == FULLSCREEN_HEIGHT
6028 && maximized_height != (int)frameSize.height)
6029 [self setFSValue: FULLSCREEN_NONE];
6030 if (fs_state == FULLSCREEN_NONE)
6031 maximized_width = maximized_height = -1;
6032
6033 if (! [self isFullscreen])
6034 {
6035 extra = FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
6036 + FRAME_TOOLBAR_HEIGHT (emacsframe);
6037 }
6038
6039 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe, frameSize.width);
6040 if (cols < MINWIDTH)
6041 cols = MINWIDTH;
6042
6043 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe,
6044 frameSize.height - extra);
6045 if (rows < MINHEIGHT)
6046 rows = MINHEIGHT;
6047 #ifdef NS_IMPL_COCOA
6048 {
6049 /* this sets window title to have size in it; the wm does this under GS */
6050 NSRect r = [[self window] frame];
6051 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
6052 {
6053 if (old_title != 0)
6054 {
6055 xfree (old_title);
6056 old_title = 0;
6057 }
6058 }
6059 else if (fs_state == FULLSCREEN_NONE && ! maximizing_resize)
6060 {
6061 char *size_title;
6062 NSWindow *window = [self window];
6063 if (old_title == 0)
6064 {
6065 char *t = strdup ([[[self window] title] UTF8String]);
6066 char *pos = strstr (t, " — ");
6067 if (pos)
6068 *pos = '\0';
6069 old_title = t;
6070 }
6071 size_title = xmalloc (strlen (old_title) + 40);
6072 esprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
6073 [window setTitle: [NSString stringWithUTF8String: size_title]];
6074 [window display];
6075 xfree (size_title);
6076 }
6077 }
6078 #endif /* NS_IMPL_COCOA */
6079 /*fprintf (stderr," ...size became %.0f x %.0f (%d x %d)\n",frameSize.width,frameSize.height,cols,rows); */
6080
6081 return frameSize;
6082 }
6083
6084
6085 - (void)windowDidResize: (NSNotification *)notification
6086 {
6087 if (! [self fsIsNative])
6088 {
6089 NSWindow *theWindow = [notification object];
6090 /* We can get notification on the non-FS window when in
6091 fullscreen mode. */
6092 if ([self window] != theWindow) return;
6093 }
6094
6095 #ifdef NS_IMPL_GNUSTEP
6096 NSWindow *theWindow = [notification object];
6097
6098 /* In GNUstep, at least currently, it's possible to get a didResize
6099 without getting a willResize.. therefore we need to act as if we got
6100 the willResize now */
6101 NSSize sz = [theWindow frame].size;
6102 sz = [self windowWillResize: theWindow toSize: sz];
6103 #endif /* NS_IMPL_GNUSTEP */
6104
6105 NSTRACE (windowDidResize);
6106 /*fprintf (stderr,"windowDidResize: %.0f\n",[theWindow frame].size.height); */
6107
6108 if (cols > 0 && rows > 0)
6109 {
6110 [self updateFrameSize: YES];
6111 }
6112
6113 ns_send_appdefined (-1);
6114 }
6115
6116 #ifdef NS_IMPL_COCOA
6117 - (void)viewDidEndLiveResize
6118 {
6119 [super viewDidEndLiveResize];
6120 if (old_title != 0)
6121 {
6122 [[self window] setTitle: [NSString stringWithUTF8String: old_title]];
6123 xfree (old_title);
6124 old_title = 0;
6125 }
6126 maximizing_resize = NO;
6127 }
6128 #endif /* NS_IMPL_COCOA */
6129
6130
6131 - (void)windowDidBecomeKey: (NSNotification *)notification
6132 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
6133 {
6134 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
6135 struct frame *old_focus = dpyinfo->x_focus_frame;
6136
6137 NSTRACE (windowDidBecomeKey);
6138
6139 if (emacsframe != old_focus)
6140 dpyinfo->x_focus_frame = emacsframe;
6141
6142 ns_frame_rehighlight (emacsframe);
6143
6144 if (emacs_event)
6145 {
6146 emacs_event->kind = FOCUS_IN_EVENT;
6147 EV_TRAILER ((id)nil);
6148 }
6149 }
6150
6151
6152 - (void)windowDidResignKey: (NSNotification *)notification
6153 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
6154 {
6155 struct ns_display_info *dpyinfo = FRAME_DISPLAY_INFO (emacsframe);
6156 BOOL is_focus_frame = dpyinfo->x_focus_frame == emacsframe;
6157 NSTRACE (windowDidResignKey);
6158
6159 if (is_focus_frame)
6160 dpyinfo->x_focus_frame = 0;
6161
6162 emacsframe->mouse_moved = 0;
6163 ns_frame_rehighlight (emacsframe);
6164
6165 /* FIXME: for some reason needed on second and subsequent clicks away
6166 from sole-frame Emacs to get hollow box to show */
6167 if (!windowClosing && [[self window] isVisible] == YES)
6168 {
6169 x_update_cursor (emacsframe, 1);
6170 x_set_frame_alpha (emacsframe);
6171 }
6172
6173 if (any_help_event_p)
6174 {
6175 Lisp_Object frame;
6176 XSETFRAME (frame, emacsframe);
6177 help_echo_string = Qnil;
6178 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
6179 }
6180
6181 if (emacs_event && is_focus_frame)
6182 {
6183 [self deleteWorkingText];
6184 emacs_event->kind = FOCUS_OUT_EVENT;
6185 EV_TRAILER ((id)nil);
6186 }
6187 }
6188
6189
6190 - (void)windowWillMiniaturize: sender
6191 {
6192 NSTRACE (windowWillMiniaturize);
6193 }
6194
6195
6196 - (BOOL)isFlipped
6197 {
6198 return YES;
6199 }
6200
6201
6202 - (BOOL)isOpaque
6203 {
6204 return NO;
6205 }
6206
6207
6208 - initFrameFromEmacs: (struct frame *)f
6209 {
6210 NSRect r, wr;
6211 Lisp_Object tem;
6212 NSWindow *win;
6213 NSSize sz;
6214 NSColor *col;
6215 NSString *name;
6216
6217 NSTRACE (initFrameFromEmacs);
6218
6219 windowClosing = NO;
6220 processingCompose = NO;
6221 scrollbarsNeedingUpdate = 0;
6222 fs_state = FULLSCREEN_NONE;
6223 fs_before_fs = next_maximized = -1;
6224 #ifdef HAVE_NATIVE_FS
6225 fs_is_native = ns_use_native_fullscreen;
6226 #else
6227 fs_is_native = NO;
6228 #endif
6229 maximized_width = maximized_height = -1;
6230 nonfs_window = nil;
6231
6232 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
6233
6234 ns_userRect = NSMakeRect (0, 0, 0, 0);
6235 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
6236 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
6237 [self initWithFrame: r];
6238 [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
6239
6240 FRAME_NS_VIEW (f) = self;
6241 emacsframe = f;
6242 #ifdef NS_IMPL_COCOA
6243 old_title = 0;
6244 maximizing_resize = NO;
6245 #endif
6246
6247 win = [[EmacsWindow alloc]
6248 initWithContentRect: r
6249 styleMask: (NSResizableWindowMask |
6250 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
6251 NSTitledWindowMask |
6252 #endif
6253 NSMiniaturizableWindowMask |
6254 NSClosableWindowMask)
6255 backing: NSBackingStoreBuffered
6256 defer: YES];
6257
6258 #ifdef HAVE_NATIVE_FS
6259 [win setCollectionBehavior:NSWindowCollectionBehaviorFullScreenPrimary];
6260 #endif
6261
6262 wr = [win frame];
6263 bwidth = f->border_width = wr.size.width - r.size.width;
6264 tibar_height = FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
6265
6266 [win setAcceptsMouseMovedEvents: YES];
6267 [win setDelegate: self];
6268 #if !defined (NS_IMPL_COCOA) || \
6269 MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_9
6270 [win useOptimizedDrawing: YES];
6271 #endif
6272 sz.width = frame_resize_pixelwise ? 1 : FRAME_COLUMN_WIDTH (f);
6273 sz.height = frame_resize_pixelwise ? 1 : FRAME_LINE_HEIGHT (f);
6274 [win setResizeIncrements: sz];
6275
6276 [[win contentView] addSubview: self];
6277
6278 if (ns_drag_types)
6279 [self registerForDraggedTypes: ns_drag_types];
6280
6281 tem = f->name;
6282 name = [NSString stringWithUTF8String:
6283 NILP (tem) ? "Emacs" : SSDATA (tem)];
6284 [win setTitle: name];
6285
6286 /* toolbar support */
6287 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
6288 [NSString stringWithFormat: @"Emacs Frame %d",
6289 ns_window_num]];
6290 [win setToolbar: toolbar];
6291 [toolbar setVisible: NO];
6292
6293 /* Don't set frame garbaged until tool bar is up to date?
6294 This avoids an extra clear and redraw (flicker) at frame creation. */
6295 if (FRAME_EXTERNAL_TOOL_BAR (f)) wait_for_tool_bar = YES;
6296 else wait_for_tool_bar = NO;
6297
6298
6299 #ifdef NS_IMPL_COCOA
6300 {
6301 NSButton *toggleButton;
6302 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
6303 [toggleButton setTarget: self];
6304 [toggleButton setAction: @selector (toggleToolbar: )];
6305 }
6306 #endif
6307 FRAME_TOOLBAR_HEIGHT (f) = 0;
6308
6309 tem = f->icon_name;
6310 if (!NILP (tem))
6311 [win setMiniwindowTitle:
6312 [NSString stringWithUTF8String: SSDATA (tem)]];
6313
6314 {
6315 NSScreen *screen = [win screen];
6316
6317 if (screen != 0)
6318 [win setFrameTopLeftPoint: NSMakePoint
6319 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
6320 IN_BOUND (-SCREENMAX,
6321 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX))];
6322 }
6323
6324 [win makeFirstResponder: self];
6325
6326 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
6327 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
6328 [win setBackgroundColor: col];
6329 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
6330 [win setOpaque: NO];
6331
6332 #if !defined (NS_IMPL_COCOA) || \
6333 MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_9
6334 [self allocateGState];
6335 #endif
6336 [NSApp registerServicesMenuSendTypes: ns_send_types
6337 returnTypes: nil];
6338
6339 ns_window_num++;
6340 return self;
6341 }
6342
6343
6344 - (void)windowDidMove: sender
6345 {
6346 NSWindow *win = [self window];
6347 NSRect r = [win frame];
6348 NSArray *screens = [NSScreen screens];
6349 NSScreen *screen = [screens objectAtIndex: 0];
6350
6351 NSTRACE (windowDidMove);
6352
6353 if (!emacsframe->output_data.ns)
6354 return;
6355 if (screen != nil)
6356 {
6357 emacsframe->left_pos = r.origin.x;
6358 emacsframe->top_pos =
6359 [screen frame].size.height - (r.origin.y + r.size.height);
6360 }
6361 }
6362
6363
6364 /* Called AFTER method below, but before our windowWillResize call there leads
6365 to windowDidResize -> x_set_window_size. Update emacs' notion of frame
6366 location so set_window_size moves the frame. */
6367 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
6368 {
6369 emacsframe->output_data.ns->zooming = 1;
6370 return YES;
6371 }
6372
6373
6374 /* Override to do something slightly nonstandard, but nice. First click on
6375 zoom button will zoom vertically. Second will zoom completely. Third
6376 returns to original. */
6377 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
6378 defaultFrame:(NSRect)defaultFrame
6379 {
6380 NSRect result = [sender frame];
6381
6382 NSTRACE (windowWillUseStandardFrame);
6383
6384 if (fs_before_fs != -1) /* Entering fullscreen */
6385 {
6386 result = defaultFrame;
6387 }
6388 else if (next_maximized == FULLSCREEN_HEIGHT
6389 || (next_maximized == -1
6390 && abs ((int)(defaultFrame.size.height - result.size.height))
6391 > FRAME_LINE_HEIGHT (emacsframe)))
6392 {
6393 /* first click */
6394 ns_userRect = result;
6395 maximized_height = result.size.height = defaultFrame.size.height;
6396 maximized_width = -1;
6397 result.origin.y = defaultFrame.origin.y;
6398 [self setFSValue: FULLSCREEN_HEIGHT];
6399 #ifdef NS_IMPL_COCOA
6400 maximizing_resize = YES;
6401 #endif
6402 }
6403 else if (next_maximized == FULLSCREEN_WIDTH)
6404 {
6405 ns_userRect = result;
6406 maximized_width = result.size.width = defaultFrame.size.width;
6407 maximized_height = -1;
6408 result.origin.x = defaultFrame.origin.x;
6409 [self setFSValue: FULLSCREEN_WIDTH];
6410 }
6411 else if (next_maximized == FULLSCREEN_MAXIMIZED
6412 || (next_maximized == -1
6413 && abs ((int)(defaultFrame.size.width - result.size.width))
6414 > FRAME_COLUMN_WIDTH (emacsframe)))
6415 {
6416 result = defaultFrame; /* second click */
6417 maximized_width = result.size.width;
6418 maximized_height = result.size.height;
6419 [self setFSValue: FULLSCREEN_MAXIMIZED];
6420 #ifdef NS_IMPL_COCOA
6421 maximizing_resize = YES;
6422 #endif
6423 }
6424 else
6425 {
6426 /* restore */
6427 result = ns_userRect.size.height ? ns_userRect : result;
6428 ns_userRect = NSMakeRect (0, 0, 0, 0);
6429 #ifdef NS_IMPL_COCOA
6430 maximizing_resize = fs_state != FULLSCREEN_NONE;
6431 #endif
6432 [self setFSValue: FULLSCREEN_NONE];
6433 maximized_width = maximized_height = -1;
6434 }
6435
6436 if (fs_before_fs == -1) next_maximized = -1;
6437 [self windowWillResize: sender toSize: result.size];
6438 return result;
6439 }
6440
6441
6442 - (void)windowDidDeminiaturize: sender
6443 {
6444 NSTRACE (windowDidDeminiaturize);
6445 if (!emacsframe->output_data.ns)
6446 return;
6447
6448 SET_FRAME_ICONIFIED (emacsframe, 0);
6449 SET_FRAME_VISIBLE (emacsframe, 1);
6450 windows_or_buffers_changed = 63;
6451
6452 if (emacs_event)
6453 {
6454 emacs_event->kind = DEICONIFY_EVENT;
6455 EV_TRAILER ((id)nil);
6456 }
6457 }
6458
6459
6460 - (void)windowDidExpose: sender
6461 {
6462 NSTRACE (windowDidExpose);
6463 if (!emacsframe->output_data.ns)
6464 return;
6465
6466 SET_FRAME_VISIBLE (emacsframe, 1);
6467 SET_FRAME_GARBAGED (emacsframe);
6468
6469 if (send_appdefined)
6470 ns_send_appdefined (-1);
6471 }
6472
6473
6474 - (void)windowDidMiniaturize: sender
6475 {
6476 NSTRACE (windowDidMiniaturize);
6477 if (!emacsframe->output_data.ns)
6478 return;
6479
6480 SET_FRAME_ICONIFIED (emacsframe, 1);
6481 SET_FRAME_VISIBLE (emacsframe, 0);
6482
6483 if (emacs_event)
6484 {
6485 emacs_event->kind = ICONIFY_EVENT;
6486 EV_TRAILER ((id)nil);
6487 }
6488 }
6489
6490 #ifdef HAVE_NATIVE_FS
6491 - (NSApplicationPresentationOptions)window:(NSWindow *)window
6492 willUseFullScreenPresentationOptions:
6493 (NSApplicationPresentationOptions)proposedOptions
6494 {
6495 return proposedOptions|NSApplicationPresentationAutoHideToolbar;
6496 }
6497 #endif
6498
6499 - (void)windowWillEnterFullScreen:(NSNotification *)notification
6500 {
6501 fs_before_fs = fs_state;
6502 }
6503
6504 - (void)windowDidEnterFullScreen:(NSNotification *)notification
6505 {
6506 [self setFSValue: FULLSCREEN_BOTH];
6507 if (! [self fsIsNative])
6508 {
6509 [self windowDidBecomeKey:notification];
6510 [nonfs_window orderOut:self];
6511 }
6512 else
6513 {
6514 BOOL tbar_visible = FRAME_EXTERNAL_TOOL_BAR (emacsframe) ? YES : NO;
6515 #ifdef NS_IMPL_COCOA
6516 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_7
6517 unsigned val = (unsigned)[NSApp presentationOptions];
6518
6519 // OSX 10.7 bug fix, the menu won't appear without this.
6520 // val is non-zero on other OSX versions.
6521 if (val == 0)
6522 {
6523 NSApplicationPresentationOptions options
6524 = NSApplicationPresentationAutoHideDock
6525 | NSApplicationPresentationAutoHideMenuBar
6526 | NSApplicationPresentationFullScreen
6527 | NSApplicationPresentationAutoHideToolbar;
6528
6529 [NSApp setPresentationOptions: options];
6530 }
6531 #endif
6532 #endif
6533 [toolbar setVisible:tbar_visible];
6534 }
6535 }
6536
6537 - (void)windowWillExitFullScreen:(NSNotification *)notification
6538 {
6539 if (next_maximized != -1)
6540 fs_before_fs = next_maximized;
6541 }
6542
6543 - (void)windowDidExitFullScreen:(NSNotification *)notification
6544 {
6545 [self setFSValue: fs_before_fs];
6546 fs_before_fs = -1;
6547 #ifdef HAVE_NATIVE_FS
6548 [self updateCollectionBehavior];
6549 #endif
6550 if (FRAME_EXTERNAL_TOOL_BAR (emacsframe))
6551 {
6552 [toolbar setVisible:YES];
6553 update_frame_tool_bar (emacsframe);
6554 [self updateFrameSize:YES];
6555 [[self window] display];
6556 }
6557 else
6558 [toolbar setVisible:NO];
6559
6560 if (next_maximized != -1)
6561 [[self window] performZoom:self];
6562 }
6563
6564 - (BOOL)fsIsNative
6565 {
6566 return fs_is_native;
6567 }
6568
6569 - (BOOL)isFullscreen
6570 {
6571 if (! fs_is_native) return nonfs_window != nil;
6572 #ifdef HAVE_NATIVE_FS
6573 return ([[self window] styleMask] & NSFullScreenWindowMask) != 0;
6574 #else
6575 return NO;
6576 #endif
6577 }
6578
6579 #ifdef HAVE_NATIVE_FS
6580 - (void)updateCollectionBehavior
6581 {
6582 if (! [self isFullscreen])
6583 {
6584 NSWindow *win = [self window];
6585 NSWindowCollectionBehavior b = [win collectionBehavior];
6586 if (ns_use_native_fullscreen)
6587 b |= NSWindowCollectionBehaviorFullScreenPrimary;
6588 else
6589 b &= ~NSWindowCollectionBehaviorFullScreenPrimary;
6590
6591 [win setCollectionBehavior: b];
6592 fs_is_native = ns_use_native_fullscreen;
6593 }
6594 }
6595 #endif
6596
6597 - (void)toggleFullScreen: (id)sender
6598 {
6599 NSWindow *w, *fw;
6600 BOOL onFirstScreen;
6601 struct frame *f;
6602 NSSize sz;
6603 NSRect r, wr;
6604 NSColor *col;
6605
6606 if (fs_is_native)
6607 {
6608 #ifdef HAVE_NATIVE_FS
6609 [[self window] toggleFullScreen:sender];
6610 #endif
6611 return;
6612 }
6613
6614 w = [self window];
6615 onFirstScreen = [[w screen] isEqual:[[NSScreen screens] objectAtIndex:0]];
6616 f = emacsframe;
6617 wr = [w frame];
6618 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
6619 (FRAME_DEFAULT_FACE (f)),
6620 f);
6621
6622 sz.width = frame_resize_pixelwise ? 1 : FRAME_COLUMN_WIDTH (f);
6623 sz.height = frame_resize_pixelwise ? 1 : FRAME_LINE_HEIGHT (f);
6624
6625 if (fs_state != FULLSCREEN_BOTH)
6626 {
6627 NSScreen *screen = [w screen];
6628
6629 #if defined (NS_IMPL_COCOA) && \
6630 MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_9
6631 /* Hide ghost menu bar on secondary monitor? */
6632 if (! onFirstScreen)
6633 onFirstScreen = [NSScreen screensHaveSeparateSpaces];
6634 #endif
6635 /* Hide dock and menubar if we are on the primary screen. */
6636 if (onFirstScreen)
6637 {
6638 #ifdef NS_IMPL_COCOA
6639 NSApplicationPresentationOptions options
6640 = NSApplicationPresentationAutoHideDock
6641 | NSApplicationPresentationAutoHideMenuBar;
6642
6643 [NSApp setPresentationOptions: options];
6644 #else
6645 [NSMenu setMenuBarVisible:NO];
6646 #endif
6647 }
6648
6649 fw = [[EmacsFSWindow alloc]
6650 initWithContentRect:[w contentRectForFrameRect:wr]
6651 styleMask:NSBorderlessWindowMask
6652 backing:NSBackingStoreBuffered
6653 defer:YES
6654 screen:screen];
6655
6656 [fw setContentView:[w contentView]];
6657 [fw setTitle:[w title]];
6658 [fw setDelegate:self];
6659 [fw setAcceptsMouseMovedEvents: YES];
6660 #if !defined (NS_IMPL_COCOA) || \
6661 MAC_OS_X_VERSION_MAX_ALLOWED <= MAC_OS_X_VERSION_10_9
6662 [fw useOptimizedDrawing: YES];
6663 #endif
6664 [fw setResizeIncrements: sz];
6665 [fw setBackgroundColor: col];
6666 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
6667 [fw setOpaque: NO];
6668
6669 f->border_width = 0;
6670 FRAME_NS_TITLEBAR_HEIGHT (f) = 0;
6671 tobar_height = FRAME_TOOLBAR_HEIGHT (f);
6672 FRAME_TOOLBAR_HEIGHT (f) = 0;
6673
6674 nonfs_window = w;
6675
6676 [self windowWillEnterFullScreen:nil];
6677 [fw makeKeyAndOrderFront:NSApp];
6678 [fw makeFirstResponder:self];
6679 [w orderOut:self];
6680 r = [fw frameRectForContentRect:[screen frame]];
6681 [fw setFrame: r display:YES animate:ns_use_fullscreen_animation];
6682 [self windowDidEnterFullScreen:nil];
6683 [fw display];
6684 }
6685 else
6686 {
6687 fw = w;
6688 w = nonfs_window;
6689 nonfs_window = nil;
6690
6691 if (onFirstScreen)
6692 {
6693 #ifdef NS_IMPL_COCOA
6694 [NSApp setPresentationOptions: NSApplicationPresentationDefault];
6695 #else
6696 [NSMenu setMenuBarVisible:YES];
6697 #endif
6698 }
6699
6700 [w setContentView:[fw contentView]];
6701 [w setResizeIncrements: sz];
6702 [w setBackgroundColor: col];
6703 if ([col alphaComponent] != (EmacsCGFloat) 1.0)
6704 [w setOpaque: NO];
6705
6706 f->border_width = bwidth;
6707 FRAME_NS_TITLEBAR_HEIGHT (f) = tibar_height;
6708 if (FRAME_EXTERNAL_TOOL_BAR (f))
6709 FRAME_TOOLBAR_HEIGHT (f) = tobar_height;
6710
6711 [self windowWillExitFullScreen:nil];
6712 [fw setFrame: [w frame] display:YES animate:ns_use_fullscreen_animation];
6713 [fw close];
6714 [w makeKeyAndOrderFront:NSApp];
6715 [self windowDidExitFullScreen:nil];
6716 [self updateFrameSize:YES];
6717 }
6718 }
6719
6720 - (void)handleFS
6721 {
6722 if (fs_state != emacsframe->want_fullscreen)
6723 {
6724 if (fs_state == FULLSCREEN_BOTH)
6725 {
6726 [self toggleFullScreen:self];
6727 }
6728
6729 switch (emacsframe->want_fullscreen)
6730 {
6731 case FULLSCREEN_BOTH:
6732 [self toggleFullScreen:self];
6733 break;
6734 case FULLSCREEN_WIDTH:
6735 next_maximized = FULLSCREEN_WIDTH;
6736 if (fs_state != FULLSCREEN_BOTH)
6737 [[self window] performZoom:self];
6738 break;
6739 case FULLSCREEN_HEIGHT:
6740 next_maximized = FULLSCREEN_HEIGHT;
6741 if (fs_state != FULLSCREEN_BOTH)
6742 [[self window] performZoom:self];
6743 break;
6744 case FULLSCREEN_MAXIMIZED:
6745 next_maximized = FULLSCREEN_MAXIMIZED;
6746 if (fs_state != FULLSCREEN_BOTH)
6747 [[self window] performZoom:self];
6748 break;
6749 case FULLSCREEN_NONE:
6750 if (fs_state != FULLSCREEN_BOTH)
6751 {
6752 next_maximized = FULLSCREEN_NONE;
6753 [[self window] performZoom:self];
6754 }
6755 break;
6756 }
6757
6758 emacsframe->want_fullscreen = FULLSCREEN_NONE;
6759 }
6760
6761 }
6762
6763 - (void) setFSValue: (int)value
6764 {
6765 Lisp_Object lval = Qnil;
6766 switch (value)
6767 {
6768 case FULLSCREEN_BOTH:
6769 lval = Qfullboth;
6770 break;
6771 case FULLSCREEN_WIDTH:
6772 lval = Qfullwidth;
6773 break;
6774 case FULLSCREEN_HEIGHT:
6775 lval = Qfullheight;
6776 break;
6777 case FULLSCREEN_MAXIMIZED:
6778 lval = Qmaximized;
6779 break;
6780 }
6781 store_frame_param (emacsframe, Qfullscreen, lval);
6782 fs_state = value;
6783 }
6784
6785 - (void)mouseEntered: (NSEvent *)theEvent
6786 {
6787 NSTRACE (mouseEntered);
6788 if (emacsframe)
6789 FRAME_DISPLAY_INFO (emacsframe)->last_mouse_movement_time
6790 = EV_TIMESTAMP (theEvent);
6791 }
6792
6793
6794 - (void)mouseExited: (NSEvent *)theEvent
6795 {
6796 Mouse_HLInfo *hlinfo = emacsframe ? MOUSE_HL_INFO (emacsframe) : NULL;
6797
6798 NSTRACE (mouseExited);
6799
6800 if (!hlinfo)
6801 return;
6802
6803 FRAME_DISPLAY_INFO (emacsframe)->last_mouse_movement_time
6804 = EV_TIMESTAMP (theEvent);
6805
6806 if (emacsframe == hlinfo->mouse_face_mouse_frame)
6807 {
6808 clear_mouse_face (hlinfo);
6809 hlinfo->mouse_face_mouse_frame = 0;
6810 }
6811 }
6812
6813
6814 - menuDown: sender
6815 {
6816 NSTRACE (menuDown);
6817 if (context_menu_value == -1)
6818 context_menu_value = [sender tag];
6819 else
6820 {
6821 NSInteger tag = [sender tag];
6822 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
6823 emacsframe->menu_bar_vector,
6824 (void *)tag);
6825 }
6826
6827 ns_send_appdefined (-1);
6828 return self;
6829 }
6830
6831
6832 - (EmacsToolbar *)toolbar
6833 {
6834 return toolbar;
6835 }
6836
6837
6838 /* this gets called on toolbar button click */
6839 - toolbarClicked: (id)item
6840 {
6841 NSEvent *theEvent;
6842 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
6843
6844 NSTRACE (toolbarClicked);
6845
6846 if (!emacs_event)
6847 return self;
6848
6849 /* send first event (for some reason two needed) */
6850 theEvent = [[self window] currentEvent];
6851 emacs_event->kind = TOOL_BAR_EVENT;
6852 XSETFRAME (emacs_event->arg, emacsframe);
6853 EV_TRAILER (theEvent);
6854
6855 emacs_event->kind = TOOL_BAR_EVENT;
6856 /* XSETINT (emacs_event->code, 0); */
6857 emacs_event->arg = AREF (emacsframe->tool_bar_items,
6858 idx + TOOL_BAR_ITEM_KEY);
6859 emacs_event->modifiers = EV_MODIFIERS (theEvent);
6860 EV_TRAILER (theEvent);
6861 return self;
6862 }
6863
6864
6865 - toggleToolbar: (id)sender
6866 {
6867 if (!emacs_event)
6868 return self;
6869
6870 emacs_event->kind = NS_NONKEY_EVENT;
6871 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
6872 EV_TRAILER ((id)nil);
6873 return self;
6874 }
6875
6876
6877 - (void)drawRect: (NSRect)rect
6878 {
6879 int x = NSMinX (rect), y = NSMinY (rect);
6880 int width = NSWidth (rect), height = NSHeight (rect);
6881
6882 NSTRACE (drawRect);
6883
6884 if (!emacsframe || !emacsframe->output_data.ns)
6885 return;
6886
6887 ns_clear_frame_area (emacsframe, x, y, width, height);
6888 block_input ();
6889 expose_frame (emacsframe, x, y, width, height);
6890 unblock_input ();
6891
6892 /*
6893 drawRect: may be called (at least in OS X 10.5) for invisible
6894 views as well for some reason. Thus, do not infer visibility
6895 here.
6896
6897 emacsframe->async_visible = 1;
6898 emacsframe->async_iconified = 0;
6899 */
6900 }
6901
6902
6903 /* NSDraggingDestination protocol methods. Actually this is not really a
6904 protocol, but a category of Object. O well... */
6905
6906 -(NSDragOperation) draggingEntered: (id <NSDraggingInfo>) sender
6907 {
6908 NSTRACE (draggingEntered);
6909 return NSDragOperationGeneric;
6910 }
6911
6912
6913 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
6914 {
6915 return YES;
6916 }
6917
6918
6919 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
6920 {
6921 id pb;
6922 int x, y;
6923 NSString *type;
6924 NSEvent *theEvent = [[self window] currentEvent];
6925 NSPoint position;
6926 NSDragOperation op = [sender draggingSourceOperationMask];
6927 int modifiers = 0;
6928
6929 NSTRACE (performDragOperation);
6930
6931 if (!emacs_event)
6932 return NO;
6933
6934 position = [self convertPoint: [sender draggingLocation] fromView: nil];
6935 x = lrint (position.x); y = lrint (position.y);
6936
6937 pb = [sender draggingPasteboard];
6938 type = [pb availableTypeFromArray: ns_drag_types];
6939
6940 if (! (op & (NSDragOperationMove|NSDragOperationDelete)) &&
6941 // URL drags contain all operations (0xf), don't allow all to be set.
6942 (op & 0xf) != 0xf)
6943 {
6944 if (op & NSDragOperationLink)
6945 modifiers |= NSControlKeyMask;
6946 if (op & NSDragOperationCopy)
6947 modifiers |= NSAlternateKeyMask;
6948 if (op & NSDragOperationGeneric)
6949 modifiers |= NSCommandKeyMask;
6950 }
6951
6952 modifiers = EV_MODIFIERS2 (modifiers);
6953 if (type == 0)
6954 {
6955 return NO;
6956 }
6957 else if ([type isEqualToString: NSFilenamesPboardType])
6958 {
6959 NSArray *files;
6960 NSEnumerator *fenum;
6961 NSString *file;
6962
6963 if (!(files = [pb propertyListForType: type]))
6964 return NO;
6965
6966 fenum = [files objectEnumerator];
6967 while ( (file = [fenum nextObject]) )
6968 {
6969 emacs_event->kind = DRAG_N_DROP_EVENT;
6970 XSETINT (emacs_event->x, x);
6971 XSETINT (emacs_event->y, y);
6972 ns_input_file = append2 (ns_input_file,
6973 build_string ([file UTF8String]));
6974 emacs_event->modifiers = modifiers;
6975 emacs_event->arg = list2 (Qfile, build_string ([file UTF8String]));
6976 EV_TRAILER (theEvent);
6977 }
6978 return YES;
6979 }
6980 else if ([type isEqualToString: NSURLPboardType])
6981 {
6982 NSURL *url = [NSURL URLFromPasteboard: pb];
6983 if (url == nil) return NO;
6984
6985 emacs_event->kind = DRAG_N_DROP_EVENT;
6986 XSETINT (emacs_event->x, x);
6987 XSETINT (emacs_event->y, y);
6988 emacs_event->modifiers = modifiers;
6989 emacs_event->arg = list2 (Qurl,
6990 build_string ([[url absoluteString]
6991 UTF8String]));
6992 EV_TRAILER (theEvent);
6993
6994 if ([url isFileURL] != NO)
6995 {
6996 NSString *file = [url path];
6997 ns_input_file = append2 (ns_input_file,
6998 build_string ([file UTF8String]));
6999 }
7000 return YES;
7001 }
7002 else if ([type isEqualToString: NSStringPboardType]
7003 || [type isEqualToString: NSTabularTextPboardType])
7004 {
7005 NSString *data;
7006
7007 if (! (data = [pb stringForType: type]))
7008 return NO;
7009
7010 emacs_event->kind = DRAG_N_DROP_EVENT;
7011 XSETINT (emacs_event->x, x);
7012 XSETINT (emacs_event->y, y);
7013 emacs_event->modifiers = modifiers;
7014 emacs_event->arg = list2 (Qnil, build_string ([data UTF8String]));
7015 EV_TRAILER (theEvent);
7016 return YES;
7017 }
7018 else
7019 {
7020 fprintf (stderr, "Invalid data type in dragging pasteboard");
7021 return NO;
7022 }
7023 }
7024
7025
7026 - (id) validRequestorForSendType: (NSString *)typeSent
7027 returnType: (NSString *)typeReturned
7028 {
7029 NSTRACE (validRequestorForSendType);
7030 if (typeSent != nil && [ns_send_types indexOfObject: typeSent] != NSNotFound
7031 && typeReturned == nil)
7032 {
7033 if (! NILP (ns_get_local_selection (QPRIMARY, QUTF8_STRING)))
7034 return self;
7035 }
7036
7037 return [super validRequestorForSendType: typeSent
7038 returnType: typeReturned];
7039 }
7040
7041
7042 /* The next two methods are part of NSServicesRequests informal protocol,
7043 supposedly called when a services menu item is chosen from this app.
7044 But this should not happen because we override the services menu with our
7045 own entries which call ns-perform-service.
7046 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
7047 So let's at least stub them out until further investigation can be done. */
7048
7049 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
7050 {
7051 /* we could call ns_string_from_pasteboard(pboard) here but then it should
7052 be written into the buffer in place of the existing selection..
7053 ordinary service calls go through functions defined in ns-win.el */
7054 return NO;
7055 }
7056
7057 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
7058 {
7059 NSArray *typesDeclared;
7060 Lisp_Object val;
7061
7062 /* We only support NSStringPboardType */
7063 if ([types containsObject:NSStringPboardType] == NO) {
7064 return NO;
7065 }
7066
7067 val = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
7068 if (CONSP (val) && SYMBOLP (XCAR (val)))
7069 {
7070 val = XCDR (val);
7071 if (CONSP (val) && NILP (XCDR (val)))
7072 val = XCAR (val);
7073 }
7074 if (! STRINGP (val))
7075 return NO;
7076
7077 typesDeclared = [NSArray arrayWithObject:NSStringPboardType];
7078 [pb declareTypes:typesDeclared owner:nil];
7079 ns_string_to_pasteboard (pb, val);
7080 return YES;
7081 }
7082
7083
7084 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
7085 (gives a miniaturized version of the window); currently we use the latter for
7086 frames whose active buffer doesn't correspond to any file
7087 (e.g., '*scratch*') */
7088 - setMiniwindowImage: (BOOL) setMini
7089 {
7090 id image = [[self window] miniwindowImage];
7091 NSTRACE (setMiniwindowImage);
7092
7093 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
7094 about "AppleDockIconEnabled" notwithstanding, however the set message
7095 below has its effect nonetheless. */
7096 if (image != emacsframe->output_data.ns->miniimage)
7097 {
7098 if (image && [image isKindOfClass: [EmacsImage class]])
7099 [image release];
7100 [[self window] setMiniwindowImage:
7101 setMini ? emacsframe->output_data.ns->miniimage : nil];
7102 }
7103
7104 return self;
7105 }
7106
7107
7108 - (void) setRows: (int) r andColumns: (int) c
7109 {
7110 rows = r;
7111 cols = c;
7112 }
7113
7114 @end /* EmacsView */
7115
7116
7117
7118 /* ==========================================================================
7119
7120 EmacsWindow implementation
7121
7122 ========================================================================== */
7123
7124 @implementation EmacsWindow
7125
7126 #ifdef NS_IMPL_COCOA
7127 - (id)accessibilityAttributeValue:(NSString *)attribute
7128 {
7129 Lisp_Object str = Qnil;
7130 struct frame *f = SELECTED_FRAME ();
7131 struct buffer *curbuf = XBUFFER (XWINDOW (f->selected_window)->contents);
7132
7133 if ([attribute isEqualToString:NSAccessibilityRoleAttribute])
7134 return NSAccessibilityTextFieldRole;
7135
7136 if ([attribute isEqualToString:NSAccessibilitySelectedTextAttribute]
7137 && curbuf && ! NILP (BVAR (curbuf, mark_active)))
7138 {
7139 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
7140 }
7141 else if (curbuf && [attribute isEqualToString:NSAccessibilityValueAttribute])
7142 {
7143 if (! NILP (BVAR (curbuf, mark_active)))
7144 str = ns_get_local_selection (QPRIMARY, QUTF8_STRING);
7145
7146 if (NILP (str))
7147 {
7148 ptrdiff_t start_byte = BUF_BEGV_BYTE (curbuf);
7149 ptrdiff_t byte_range = BUF_ZV_BYTE (curbuf) - start_byte;
7150 ptrdiff_t range = BUF_ZV (curbuf) - BUF_BEGV (curbuf);
7151
7152 if (! NILP (BVAR (curbuf, enable_multibyte_characters)))
7153 str = make_uninit_multibyte_string (range, byte_range);
7154 else
7155 str = make_uninit_string (range);
7156 /* To check: This returns emacs-utf-8, which is a superset of utf-8.
7157 Is this a problem? */
7158 memcpy (SDATA (str), BYTE_POS_ADDR (start_byte), byte_range);
7159 }
7160 }
7161
7162
7163 if (! NILP (str))
7164 {
7165 if (CONSP (str) && SYMBOLP (XCAR (str)))
7166 {
7167 str = XCDR (str);
7168 if (CONSP (str) && NILP (XCDR (str)))
7169 str = XCAR (str);
7170 }
7171 if (STRINGP (str))
7172 {
7173 const char *utfStr = SSDATA (str);
7174 NSString *nsStr = [NSString stringWithUTF8String: utfStr];
7175 return nsStr;
7176 }
7177 }
7178
7179 return [super accessibilityAttributeValue:attribute];
7180 }
7181 #endif /* NS_IMPL_COCOA */
7182
7183 /* If we have multiple monitors, one above the other, we don't want to
7184 restrict the height to just one monitor. So we override this. */
7185 - (NSRect)constrainFrameRect:(NSRect)frameRect toScreen:(NSScreen *)screen
7186 {
7187 /* When making the frame visible for the first time or if there is just
7188 one screen, we want to constrain. Other times not. */
7189 NSArray *screens = [NSScreen screens];
7190 NSUInteger nr_screens = [screens count], nr_eff_screens = 0, i;
7191 NSTRACE (constrainFrameRect);
7192 NSTRACE_RECT ("input", frameRect);
7193
7194 if (ns_menu_bar_should_be_hidden ())
7195 return frameRect;
7196
7197 if (nr_screens == 1)
7198 return [super constrainFrameRect:frameRect toScreen:screen];
7199
7200 #ifdef NS_IMPL_COCOA
7201 #if MAC_OS_X_VERSION_MAX_ALLOWED >= MAC_OS_X_VERSION_10_9
7202 // If separate spaces is on, it is like each screen is independent. There is
7203 // no spanning of frames across screens.
7204 if ([NSScreen screensHaveSeparateSpaces])
7205 return [super constrainFrameRect:frameRect toScreen:screen];
7206 #endif
7207 #endif
7208
7209 for (i = 0; i < nr_screens; ++i)
7210 {
7211 NSScreen *s = [screens objectAtIndex: i];
7212 NSRect scrrect = [s frame];
7213 NSRect intersect = NSIntersectionRect (frameRect, scrrect);
7214
7215 if (intersect.size.width > 0 || intersect.size.height > 0)
7216 ++nr_eff_screens;
7217 }
7218
7219 if (nr_eff_screens == 1)
7220 return [super constrainFrameRect:frameRect toScreen:screen];
7221
7222 /* The default implementation does two things 1) ensure that the top
7223 of the rectangle is below the menu bar (or below the top of the
7224 screen) and 2) resizes windows larger than the screen. As we
7225 don't want the latter, a smaller rectangle is used. */
7226 #define FAKE_HEIGHT 64
7227 float old_top = frameRect.origin.y + frameRect.size.height;
7228 NSRect r;
7229 r.size.height = FAKE_HEIGHT;
7230 r.size.width = frameRect.size.width;
7231 r.origin.x = frameRect.origin.x;
7232 r.origin.y = old_top - FAKE_HEIGHT;
7233
7234 NSTRACE_RECT ("input to super", r);
7235
7236 r = [super constrainFrameRect:r toScreen:screen];
7237
7238 NSTRACE_RECT ("output from super", r);
7239
7240 float new_top = r.origin.y + FAKE_HEIGHT;
7241 if (new_top < old_top)
7242 {
7243 frameRect.origin.y = new_top - frameRect.size.height;
7244 }
7245
7246 NSTRACE_RECT ("output", frameRect);
7247
7248 return frameRect;
7249 #undef FAKE_HEIGHT
7250 }
7251
7252 @end /* EmacsWindow */
7253
7254
7255 @implementation EmacsFSWindow
7256
7257 - (BOOL)canBecomeKeyWindow
7258 {
7259 return YES;
7260 }
7261
7262 - (BOOL)canBecomeMainWindow
7263 {
7264 return YES;
7265 }
7266
7267 @end
7268
7269 /* ==========================================================================
7270
7271 EmacsScroller implementation
7272
7273 ========================================================================== */
7274
7275
7276 @implementation EmacsScroller
7277
7278 /* for repeat button push */
7279 #define SCROLL_BAR_FIRST_DELAY 0.5
7280 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
7281
7282 + (CGFloat) scrollerWidth
7283 {
7284 /* TODO: if we want to allow variable widths, this is the place to do it,
7285 however neither GNUstep nor Cocoa support it very well */
7286 CGFloat r;
7287 #if !defined (NS_IMPL_COCOA) || \
7288 MAC_OS_X_VERSION_MAX_ALLOWED < MAC_OS_X_VERSION_10_7
7289 r = [NSScroller scrollerWidth];
7290 #else
7291 r = [NSScroller scrollerWidthForControlSize: NSRegularControlSize
7292 scrollerStyle: NSScrollerStyleLegacy];
7293 #endif
7294 return r;
7295 }
7296
7297
7298 - initFrame: (NSRect )r window: (Lisp_Object)nwin
7299 {
7300 NSTRACE (EmacsScroller_initFrame);
7301
7302 r.size.width = [EmacsScroller scrollerWidth];
7303 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
7304 [self setContinuous: YES];
7305 [self setEnabled: YES];
7306
7307 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
7308 locked against the top and bottom edges, and right edge on OS X, where
7309 scrollers are on right. */
7310 #ifdef NS_IMPL_GNUSTEP
7311 [self setAutoresizingMask: NSViewMaxXMargin | NSViewHeightSizable];
7312 #else
7313 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
7314 #endif
7315
7316 window = XWINDOW (nwin);
7317 condemned = NO;
7318 pixel_height = NSHeight (r);
7319 if (pixel_height == 0) pixel_height = 1;
7320 min_portion = 20 / pixel_height;
7321
7322 frame = XFRAME (window->frame);
7323 if (FRAME_LIVE_P (frame))
7324 {
7325 int i;
7326 EmacsView *view = FRAME_NS_VIEW (frame);
7327 NSView *sview = [[view window] contentView];
7328 NSArray *subs = [sview subviews];
7329
7330 /* disable optimization stopping redraw of other scrollbars */
7331 view->scrollbarsNeedingUpdate = 0;
7332 for (i =[subs count]-1; i >= 0; i--)
7333 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
7334 view->scrollbarsNeedingUpdate++;
7335 [sview addSubview: self];
7336 }
7337
7338 /* [self setFrame: r]; */
7339
7340 return self;
7341 }
7342
7343
7344 - (void)setFrame: (NSRect)newRect
7345 {
7346 NSTRACE (EmacsScroller_setFrame);
7347 /* block_input (); */
7348 pixel_height = NSHeight (newRect);
7349 if (pixel_height == 0) pixel_height = 1;
7350 min_portion = 20 / pixel_height;
7351 [super setFrame: newRect];
7352 /* unblock_input (); */
7353 }
7354
7355
7356 - (void)dealloc
7357 {
7358 NSTRACE (EmacsScroller_dealloc);
7359 if (window)
7360 wset_vertical_scroll_bar (window, Qnil);
7361 window = 0;
7362 [super dealloc];
7363 }
7364
7365
7366 - condemn
7367 {
7368 NSTRACE (condemn);
7369 condemned =YES;
7370 return self;
7371 }
7372
7373
7374 - reprieve
7375 {
7376 NSTRACE (reprieve);
7377 condemned =NO;
7378 return self;
7379 }
7380
7381
7382 -(bool)judge
7383 {
7384 NSTRACE (judge);
7385 bool ret = condemned;
7386 if (condemned)
7387 {
7388 EmacsView *view;
7389 block_input ();
7390 /* ensure other scrollbar updates after deletion */
7391 view = (EmacsView *)FRAME_NS_VIEW (frame);
7392 if (view != nil)
7393 view->scrollbarsNeedingUpdate++;
7394 if (window)
7395 wset_vertical_scroll_bar (window, Qnil);
7396 window = 0;
7397 [self removeFromSuperview];
7398 [self release];
7399 unblock_input ();
7400 }
7401 return ret;
7402 }
7403
7404
7405 - (void)resetCursorRects
7406 {
7407 NSRect visible = [self visibleRect];
7408 NSTRACE (resetCursorRects);
7409
7410 if (!NSIsEmptyRect (visible))
7411 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
7412 [[NSCursor arrowCursor] setOnMouseEntered: YES];
7413 }
7414
7415
7416 - (int) checkSamePosition: (int) position portion: (int) portion
7417 whole: (int) whole
7418 {
7419 return em_position ==position && em_portion ==portion && em_whole ==whole
7420 && portion != whole; /* needed for resize empty buf */
7421 }
7422
7423
7424 - setPosition: (int)position portion: (int)portion whole: (int)whole
7425 {
7426 NSTRACE (setPosition);
7427
7428 em_position = position;
7429 em_portion = portion;
7430 em_whole = whole;
7431
7432 if (portion >= whole)
7433 {
7434 #ifdef NS_IMPL_COCOA
7435 [self setKnobProportion: 1.0];
7436 [self setDoubleValue: 1.0];
7437 #else
7438 [self setFloatValue: 0.0 knobProportion: 1.0];
7439 #endif
7440 }
7441 else
7442 {
7443 float pos;
7444 CGFloat por;
7445 portion = max ((float)whole*min_portion/pixel_height, portion);
7446 pos = (float)position / (whole - portion);
7447 por = (CGFloat)portion/whole;
7448 #ifdef NS_IMPL_COCOA
7449 [self setKnobProportion: por];
7450 [self setDoubleValue: pos];
7451 #else
7452 [self setFloatValue: pos knobProportion: por];
7453 #endif
7454 }
7455
7456 return self;
7457 }
7458
7459 /* set up emacs_event */
7460 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
7461 {
7462 Lisp_Object win;
7463 if (!emacs_event)
7464 return;
7465
7466 emacs_event->part = last_hit_part;
7467 emacs_event->code = 0;
7468 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
7469 XSETWINDOW (win, window);
7470 emacs_event->frame_or_window = win;
7471 emacs_event->timestamp = EV_TIMESTAMP (e);
7472 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
7473 emacs_event->arg = Qnil;
7474 XSETINT (emacs_event->x, loc * pixel_height);
7475 XSETINT (emacs_event->y, pixel_height-20);
7476
7477 if (q_event_ptr)
7478 {
7479 n_emacs_events_pending++;
7480 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
7481 }
7482 else
7483 hold_event (emacs_event);
7484 EVENT_INIT (*emacs_event);
7485 ns_send_appdefined (-1);
7486 }
7487
7488
7489 /* called manually thru timer to implement repeated button action w/hold-down */
7490 - repeatScroll: (NSTimer *)scrollEntry
7491 {
7492 NSEvent *e = [[self window] currentEvent];
7493 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
7494 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
7495
7496 /* clear timer if need be */
7497 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
7498 {
7499 [scroll_repeat_entry invalidate];
7500 [scroll_repeat_entry release];
7501 scroll_repeat_entry = nil;
7502
7503 if (inKnob)
7504 return self;
7505
7506 scroll_repeat_entry
7507 = [[NSTimer scheduledTimerWithTimeInterval:
7508 SCROLL_BAR_CONTINUOUS_DELAY
7509 target: self
7510 selector: @selector (repeatScroll:)
7511 userInfo: 0
7512 repeats: YES]
7513 retain];
7514 }
7515
7516 [self sendScrollEventAtLoc: 0 fromEvent: e];
7517 return self;
7518 }
7519
7520
7521 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
7522 mouseDragged events without going into a modal loop. */
7523 - (void)mouseDown: (NSEvent *)e
7524 {
7525 NSRect sr, kr;
7526 /* hitPart is only updated AFTER event is passed on */
7527 NSScrollerPart part = [self testPart: [e locationInWindow]];
7528 CGFloat inc = 0.0, loc, kloc, pos;
7529 int edge = 0;
7530
7531 NSTRACE (EmacsScroller_mouseDown);
7532
7533 switch (part)
7534 {
7535 case NSScrollerDecrementPage:
7536 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
7537 case NSScrollerIncrementPage:
7538 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
7539 case NSScrollerDecrementLine:
7540 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
7541 case NSScrollerIncrementLine:
7542 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
7543 case NSScrollerKnob:
7544 last_hit_part = scroll_bar_handle; break;
7545 case NSScrollerKnobSlot: /* GNUstep-only */
7546 last_hit_part = scroll_bar_move_ratio; break;
7547 default: /* NSScrollerNoPart? */
7548 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %ld\n",
7549 (long) part);
7550 return;
7551 }
7552
7553 if (inc != 0.0)
7554 {
7555 pos = 0; /* ignored */
7556
7557 /* set a timer to repeat, as we can't let superclass do this modally */
7558 scroll_repeat_entry
7559 = [[NSTimer scheduledTimerWithTimeInterval: SCROLL_BAR_FIRST_DELAY
7560 target: self
7561 selector: @selector (repeatScroll:)
7562 userInfo: 0
7563 repeats: YES]
7564 retain];
7565 }
7566 else
7567 {
7568 /* handle, or on GNUstep possibly slot */
7569 NSEvent *fake_event;
7570
7571 /* compute float loc in slot and mouse offset on knob */
7572 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
7573 toView: nil];
7574 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
7575 if (loc <= 0.0)
7576 {
7577 loc = 0.0;
7578 edge = -1;
7579 }
7580 else if (loc >= NSHeight (sr))
7581 {
7582 loc = NSHeight (sr);
7583 edge = 1;
7584 }
7585
7586 if (edge)
7587 kloc = 0.5 * edge;
7588 else
7589 {
7590 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
7591 toView: nil];
7592 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
7593 }
7594 last_mouse_offset = kloc;
7595
7596 /* if knob, tell emacs a location offset by knob pos
7597 (to indicate top of handle) */
7598 if (part == NSScrollerKnob)
7599 pos = (loc - last_mouse_offset) / NSHeight (sr);
7600 else
7601 /* else this is a slot click on GNUstep: go straight there */
7602 pos = loc / NSHeight (sr);
7603
7604 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
7605 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
7606 location: [e locationInWindow]
7607 modifierFlags: [e modifierFlags]
7608 timestamp: [e timestamp]
7609 windowNumber: [e windowNumber]
7610 context: [e context]
7611 eventNumber: [e eventNumber]
7612 clickCount: [e clickCount]
7613 pressure: [e pressure]];
7614 [super mouseUp: fake_event];
7615 }
7616
7617 if (part != NSScrollerKnob)
7618 [self sendScrollEventAtLoc: pos fromEvent: e];
7619 }
7620
7621
7622 /* Called as we manually track scroller drags, rather than superclass. */
7623 - (void)mouseDragged: (NSEvent *)e
7624 {
7625 NSRect sr;
7626 double loc, pos;
7627
7628 NSTRACE (EmacsScroller_mouseDragged);
7629
7630 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
7631 toView: nil];
7632 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
7633
7634 if (loc <= 0.0)
7635 {
7636 loc = 0.0;
7637 }
7638 else if (loc >= NSHeight (sr) + last_mouse_offset)
7639 {
7640 loc = NSHeight (sr) + last_mouse_offset;
7641 }
7642
7643 pos = (loc - last_mouse_offset) / NSHeight (sr);
7644 [self sendScrollEventAtLoc: pos fromEvent: e];
7645 }
7646
7647
7648 - (void)mouseUp: (NSEvent *)e
7649 {
7650 if (scroll_repeat_entry)
7651 {
7652 [scroll_repeat_entry invalidate];
7653 [scroll_repeat_entry release];
7654 scroll_repeat_entry = nil;
7655 }
7656 last_hit_part = scroll_bar_above_handle;
7657 }
7658
7659
7660 /* treat scrollwheel events in the bar as though they were in the main window */
7661 - (void) scrollWheel: (NSEvent *)theEvent
7662 {
7663 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
7664 [view mouseDown: theEvent];
7665 }
7666
7667 @end /* EmacsScroller */
7668
7669
7670 #ifdef NS_IMPL_GNUSTEP
7671 /* Dummy class to get rid of startup warnings. */
7672 @implementation EmacsDocument
7673
7674 @end
7675 #endif
7676
7677
7678 /* ==========================================================================
7679
7680 Font-related functions; these used to be in nsfaces.m
7681
7682 ========================================================================== */
7683
7684
7685 Lisp_Object
7686 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
7687 {
7688 struct font *font = XFONT_OBJECT (font_object);
7689 EmacsView *view = FRAME_NS_VIEW (f);
7690
7691 if (fontset < 0)
7692 fontset = fontset_from_font (font_object);
7693 FRAME_FONTSET (f) = fontset;
7694
7695 if (FRAME_FONT (f) == font)
7696 /* This font is already set in frame F. There's nothing more to
7697 do. */
7698 return font_object;
7699
7700 FRAME_FONT (f) = font;
7701
7702 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
7703 FRAME_COLUMN_WIDTH (f) = font->average_width;
7704 FRAME_LINE_HEIGHT (f) = font->height;
7705
7706 /* Compute the scroll bar width in character columns. */
7707 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
7708 {
7709 int wid = FRAME_COLUMN_WIDTH (f);
7710 FRAME_CONFIG_SCROLL_BAR_COLS (f)
7711 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
7712 }
7713 else
7714 {
7715 int wid = FRAME_COLUMN_WIDTH (f);
7716 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
7717 }
7718
7719 /* Compute the scroll bar height in character lines. */
7720 if (FRAME_CONFIG_SCROLL_BAR_HEIGHT (f) > 0)
7721 {
7722 int height = FRAME_LINE_HEIGHT (f);
7723 FRAME_CONFIG_SCROLL_BAR_LINES (f)
7724 = (FRAME_CONFIG_SCROLL_BAR_HEIGHT (f) + height - 1) / height;
7725 }
7726 else
7727 {
7728 int height = FRAME_LINE_HEIGHT (f);
7729 FRAME_CONFIG_SCROLL_BAR_LINES (f) = (14 + height - 1) / height;
7730 }
7731
7732 /* Now make the frame display the given font. */
7733 if (FRAME_NS_WINDOW (f) != 0 && ! [view isFullscreen])
7734 x_set_window_size (f, false, FRAME_COLS (f) * FRAME_COLUMN_WIDTH (f),
7735 FRAME_LINES (f) * FRAME_LINE_HEIGHT (f), true);
7736
7737 return font_object;
7738 }
7739
7740
7741 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
7742 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
7743 in 1.43. */
7744
7745 const char *
7746 ns_xlfd_to_fontname (const char *xlfd)
7747 /* --------------------------------------------------------------------------
7748 Convert an X font name (XLFD) to an NS font name.
7749 Only family is used.
7750 The string returned is temporarily allocated.
7751 -------------------------------------------------------------------------- */
7752 {
7753 char *name = xmalloc (180);
7754 int i, len;
7755 const char *ret;
7756
7757 if (!strncmp (xlfd, "--", 2))
7758 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
7759 else
7760 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
7761
7762 /* stopgap for malformed XLFD input */
7763 if (strlen (name) == 0)
7764 strcpy (name, "Monaco");
7765
7766 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
7767 also uppercase after '-' or ' ' */
7768 name[0] = c_toupper (name[0]);
7769 for (len =strlen (name), i =0; i<len; i++)
7770 {
7771 if (name[i] == '$')
7772 {
7773 name[i] = '-';
7774 if (i+1<len)
7775 name[i+1] = c_toupper (name[i+1]);
7776 }
7777 else if (name[i] == '_')
7778 {
7779 name[i] = ' ';
7780 if (i+1<len)
7781 name[i+1] = c_toupper (name[i+1]);
7782 }
7783 }
7784 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
7785 ret = [[NSString stringWithUTF8String: name] UTF8String];
7786 xfree (name);
7787 return ret;
7788 }
7789
7790
7791 void
7792 syms_of_nsterm (void)
7793 {
7794 NSTRACE (syms_of_nsterm);
7795
7796 ns_antialias_threshold = 10.0;
7797
7798 /* from 23+ we need to tell emacs what modifiers there are.. */
7799 DEFSYM (Qmodifier_value, "modifier-value");
7800 DEFSYM (Qalt, "alt");
7801 DEFSYM (Qhyper, "hyper");
7802 DEFSYM (Qmeta, "meta");
7803 DEFSYM (Qsuper, "super");
7804 DEFSYM (Qcontrol, "control");
7805 DEFSYM (QUTF8_STRING, "UTF8_STRING");
7806
7807 DEFSYM (Qfile, "file");
7808 DEFSYM (Qurl, "url");
7809
7810 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
7811 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
7812 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
7813 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
7814 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
7815
7816 DEFVAR_LISP ("ns-input-file", ns_input_file,
7817 "The file specified in the last NS event.");
7818 ns_input_file =Qnil;
7819
7820 DEFVAR_LISP ("ns-working-text", ns_working_text,
7821 "String for visualizing working composition sequence.");
7822 ns_working_text =Qnil;
7823
7824 DEFVAR_LISP ("ns-input-font", ns_input_font,
7825 "The font specified in the last NS event.");
7826 ns_input_font =Qnil;
7827
7828 DEFVAR_LISP ("ns-input-fontsize", ns_input_fontsize,
7829 "The fontsize specified in the last NS event.");
7830 ns_input_fontsize =Qnil;
7831
7832 DEFVAR_LISP ("ns-input-line", ns_input_line,
7833 "The line specified in the last NS event.");
7834 ns_input_line =Qnil;
7835
7836 DEFVAR_LISP ("ns-input-spi-name", ns_input_spi_name,
7837 "The service name specified in the last NS event.");
7838 ns_input_spi_name =Qnil;
7839
7840 DEFVAR_LISP ("ns-input-spi-arg", ns_input_spi_arg,
7841 "The service argument specified in the last NS event.");
7842 ns_input_spi_arg =Qnil;
7843
7844 DEFVAR_LISP ("ns-alternate-modifier", ns_alternate_modifier,
7845 "This variable describes the behavior of the alternate or option key.\n\
7846 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7847 Set to none means that the alternate / option key is not interpreted by Emacs\n\
7848 at all, allowing it to be used at a lower level for accented character entry.");
7849 ns_alternate_modifier = Qmeta;
7850
7851 DEFVAR_LISP ("ns-right-alternate-modifier", ns_right_alternate_modifier,
7852 "This variable describes the behavior of the right alternate or option key.\n\
7853 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7854 Set to left means be the same key as `ns-alternate-modifier'.\n\
7855 Set to none means that the alternate / option key is not interpreted by Emacs\n\
7856 at all, allowing it to be used at a lower level for accented character entry.");
7857 ns_right_alternate_modifier = Qleft;
7858
7859 DEFVAR_LISP ("ns-command-modifier", ns_command_modifier,
7860 "This variable describes the behavior of the command key.\n\
7861 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
7862 ns_command_modifier = Qsuper;
7863
7864 DEFVAR_LISP ("ns-right-command-modifier", ns_right_command_modifier,
7865 "This variable describes the behavior of the right command key.\n\
7866 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7867 Set to left means be the same key as `ns-command-modifier'.\n\
7868 Set to none means that the command / option key is not interpreted by Emacs\n\
7869 at all, allowing it to be used at a lower level for accented character entry.");
7870 ns_right_command_modifier = Qleft;
7871
7872 DEFVAR_LISP ("ns-control-modifier", ns_control_modifier,
7873 "This variable describes the behavior of the control key.\n\
7874 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
7875 ns_control_modifier = Qcontrol;
7876
7877 DEFVAR_LISP ("ns-right-control-modifier", ns_right_control_modifier,
7878 "This variable describes the behavior of the right control key.\n\
7879 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7880 Set to left means be the same key as `ns-control-modifier'.\n\
7881 Set to none means that the control / option key is not interpreted by Emacs\n\
7882 at all, allowing it to be used at a lower level for accented character entry.");
7883 ns_right_control_modifier = Qleft;
7884
7885 DEFVAR_LISP ("ns-function-modifier", ns_function_modifier,
7886 "This variable describes the behavior of the function key (on laptops).\n\
7887 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
7888 Set to none means that the function key is not interpreted by Emacs at all,\n\
7889 allowing it to be used at a lower level for accented character entry.");
7890 ns_function_modifier = Qnone;
7891
7892 DEFVAR_LISP ("ns-antialias-text", ns_antialias_text,
7893 "Non-nil (the default) means to render text antialiased.");
7894 ns_antialias_text = Qt;
7895
7896 DEFVAR_LISP ("ns-confirm-quit", ns_confirm_quit,
7897 "Whether to confirm application quit using dialog.");
7898 ns_confirm_quit = Qnil;
7899
7900 DEFVAR_LISP ("ns-auto-hide-menu-bar", ns_auto_hide_menu_bar,
7901 doc: /* Non-nil means that the menu bar is hidden, but appears when the mouse is near.
7902 Only works on OSX 10.6 or later. */);
7903 ns_auto_hide_menu_bar = Qnil;
7904
7905 DEFVAR_BOOL ("ns-use-native-fullscreen", ns_use_native_fullscreen,
7906 doc: /*Non-nil means to use native fullscreen on OSX >= 10.7.
7907 Nil means use fullscreen the old (< 10.7) way. The old way works better with
7908 multiple monitors, but lacks tool bar. This variable is ignored on OSX < 10.7.
7909 Default is t for OSX >= 10.7, nil otherwise. */);
7910 #ifdef HAVE_NATIVE_FS
7911 ns_use_native_fullscreen = YES;
7912 #else
7913 ns_use_native_fullscreen = NO;
7914 #endif
7915 ns_last_use_native_fullscreen = ns_use_native_fullscreen;
7916
7917 DEFVAR_BOOL ("ns-use-fullscreen-animation", ns_use_fullscreen_animation,
7918 doc: /*Non-nil means use animation on non-native fullscreen.
7919 For native fullscreen, this does nothing.
7920 Default is nil. */);
7921 ns_use_fullscreen_animation = NO;
7922
7923 DEFVAR_BOOL ("ns-use-srgb-colorspace", ns_use_srgb_colorspace,
7924 doc: /*Non-nil means to use sRGB colorspace on OSX >= 10.7.
7925 Note that this does not apply to images.
7926 This variable is ignored on OSX < 10.7 and GNUstep. */);
7927 ns_use_srgb_colorspace = YES;
7928
7929 /* TODO: move to common code */
7930 DEFVAR_LISP ("x-toolkit-scroll-bars", Vx_toolkit_scroll_bars,
7931 doc: /* Which toolkit scroll bars Emacs uses, if any.
7932 A value of nil means Emacs doesn't use toolkit scroll bars.
7933 With the X Window system, the value is a symbol describing the
7934 X toolkit. Possible values are: gtk, motif, xaw, or xaw3d.
7935 With MS Windows or Nextstep, the value is t. */);
7936 Vx_toolkit_scroll_bars = Qt;
7937
7938 DEFVAR_BOOL ("x-use-underline-position-properties",
7939 x_use_underline_position_properties,
7940 doc: /*Non-nil means make use of UNDERLINE_POSITION font properties.
7941 A value of nil means ignore them. If you encounter fonts with bogus
7942 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
7943 to 4.1, set this to nil. */);
7944 x_use_underline_position_properties = 0;
7945
7946 DEFVAR_BOOL ("x-underline-at-descent-line",
7947 x_underline_at_descent_line,
7948 doc: /* Non-nil means to draw the underline at the same place as the descent line.
7949 A value of nil means to draw the underline according to the value of the
7950 variable `x-use-underline-position-properties', which is usually at the
7951 baseline level. The default value is nil. */);
7952 x_underline_at_descent_line = 0;
7953
7954 /* Tell Emacs about this window system. */
7955 Fprovide (Qns, Qnil);
7956
7957 DEFSYM (Qcocoa, "cocoa");
7958 DEFSYM (Qgnustep, "gnustep");
7959
7960 #ifdef NS_IMPL_COCOA
7961 Fprovide (Qcocoa, Qnil);
7962 syms_of_macfont ();
7963 #else
7964 Fprovide (Qgnustep, Qnil);
7965 syms_of_nsfont ();
7966 #endif
7967
7968 }