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1 /* NeXT/Open/GNUstep / MacOSX communication module.
2 Copyright (C) 1989, 1993, 1994, 2005, 2006, 2008, 2009, 2010
3 Free Software Foundation, Inc.
4
5 This file is part of GNU Emacs.
6
7 GNU Emacs is free software: you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation, either version 3 of the License, or
10 (at your option) any later version.
11
12 GNU Emacs is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
16
17 You should have received a copy of the GNU General Public License
18 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
19
20 /*
21 Originally by Carl Edman
22 Updated by Christian Limpach (chris@nice.ch)
23 OpenStep/Rhapsody port by Scott Bender (sbender@harmony-ds.com)
24 MacOSX/Aqua port by Christophe de Dinechin (descubes@earthlink.net)
25 GNUstep port and post-20 update by Adrian Robert (arobert@cogsci.ucsd.edu)
26 */
27
28 /* This should be the first include, as it may set up #defines affecting
29 interpretation of even the system includes. */
30 #include <config.h>
31
32 #include <math.h>
33 #include <sys/types.h>
34 #include <time.h>
35 #include <signal.h>
36 #include <unistd.h>
37 #include <setjmp.h>
38
39 #include "lisp.h"
40 #include "blockinput.h"
41 #include "sysselect.h"
42 #include "nsterm.h"
43 #include "systime.h"
44 #include "character.h"
45 #include "fontset.h"
46 #include "composite.h"
47 #include "ccl.h"
48
49 #include "termhooks.h"
50 #include "termopts.h"
51 #include "termchar.h"
52
53 #include "window.h"
54 #include "keyboard.h"
55
56 #include "font.h"
57
58 /* call tracing */
59 #if 0
60 int term_trace_num = 0;
61 #define NSTRACE(x) fprintf (stderr, "%s:%d: [%d] " #x "\n", \
62 __FILE__, __LINE__, ++term_trace_num)
63 #else
64 #define NSTRACE(x)
65 #endif
66
67
68 /* ==========================================================================
69
70 Local declarations
71
72 ========================================================================== */
73
74 /* Convert a symbol indexed with an NSxxx value to a value as defined
75 in keyboard.c (lispy_function_key). I hope this is a correct way
76 of doing things... */
77 static unsigned convert_ns_to_X_keysym[] =
78 {
79 NSHomeFunctionKey, 0x50,
80 NSLeftArrowFunctionKey, 0x51,
81 NSUpArrowFunctionKey, 0x52,
82 NSRightArrowFunctionKey, 0x53,
83 NSDownArrowFunctionKey, 0x54,
84 NSPageUpFunctionKey, 0x55,
85 NSPageDownFunctionKey, 0x56,
86 NSEndFunctionKey, 0x57,
87 NSBeginFunctionKey, 0x58,
88 NSSelectFunctionKey, 0x60,
89 NSPrintFunctionKey, 0x61,
90 NSExecuteFunctionKey, 0x62,
91 NSInsertFunctionKey, 0x63,
92 NSUndoFunctionKey, 0x65,
93 NSRedoFunctionKey, 0x66,
94 NSMenuFunctionKey, 0x67,
95 NSFindFunctionKey, 0x68,
96 NSHelpFunctionKey, 0x6A,
97 NSBreakFunctionKey, 0x6B,
98
99 NSF1FunctionKey, 0xBE,
100 NSF2FunctionKey, 0xBF,
101 NSF3FunctionKey, 0xC0,
102 NSF4FunctionKey, 0xC1,
103 NSF5FunctionKey, 0xC2,
104 NSF6FunctionKey, 0xC3,
105 NSF7FunctionKey, 0xC4,
106 NSF8FunctionKey, 0xC5,
107 NSF9FunctionKey, 0xC6,
108 NSF10FunctionKey, 0xC7,
109 NSF11FunctionKey, 0xC8,
110 NSF12FunctionKey, 0xC9,
111 NSF13FunctionKey, 0xCA,
112 NSF14FunctionKey, 0xCB,
113 NSF15FunctionKey, 0xCC,
114 NSF16FunctionKey, 0xCD,
115 NSF17FunctionKey, 0xCE,
116 NSF18FunctionKey, 0xCF,
117 NSF19FunctionKey, 0xD0,
118 NSF20FunctionKey, 0xD1,
119 NSF21FunctionKey, 0xD2,
120 NSF22FunctionKey, 0xD3,
121 NSF23FunctionKey, 0xD4,
122 NSF24FunctionKey, 0xD5,
123
124 NSBackspaceCharacter, 0x08, /* 8: Not on some KBs. */
125 NSDeleteCharacter, 0xFF, /* 127: Big 'delete' key upper right. */
126 NSDeleteFunctionKey, 0x9F, /* 63272: Del forw key off main array. */
127
128 NSTabCharacter, 0x09,
129 0x19, 0x09, /* left tab->regular since pass shift */
130 NSCarriageReturnCharacter, 0x0D,
131 NSNewlineCharacter, 0x0D,
132 NSEnterCharacter, 0x8D,
133
134 0x1B, 0x1B /* escape */
135 };
136
137
138 /* Lisp communications */
139 Lisp_Object ns_input_file, ns_input_font, ns_input_fontsize, ns_input_line;
140 Lisp_Object ns_input_color, ns_input_text, ns_working_text;
141 Lisp_Object ns_input_spi_name, ns_input_spi_arg;
142 Lisp_Object Vx_toolkit_scroll_bars;
143 static Lisp_Object Qmodifier_value;
144 Lisp_Object Qalt, Qcontrol, Qhyper, Qmeta, Qsuper, Qnone;
145 extern Lisp_Object Qcursor_color, Qcursor_type, Qns, Qleft;
146
147 /* Specifies which emacs modifier should be generated when NS receives
148 the Alternate modifier. May be Qnone or any of the modifier lisp symbols. */
149 Lisp_Object ns_alternate_modifier;
150
151 /* Specifies which emacs modifier should be generated when NS receives
152 the right Alternate modifier. Has same values as ns_alternate_modifier plus
153 the value Qleft which means whatever value ns_alternate_modifier has. */
154 Lisp_Object ns_right_alternate_modifier;
155
156 /* Specifies which emacs modifier should be generated when NS receives
157 the Command modifier. May be any of the modifier lisp symbols. */
158 Lisp_Object ns_command_modifier;
159
160 /* Specifies which emacs modifier should be generated when NS receives
161 the right Command modifier. Has same values as ns_command_modifier plus
162 the value Qleft which means whatever value ns_command_modifier has. */
163 Lisp_Object ns_right_command_modifier;
164
165 /* Specifies which emacs modifier should be generated when NS receives
166 the Control modifier. May be any of the modifier lisp symbols. */
167 Lisp_Object ns_control_modifier;
168
169 /* Specifies which emacs modifier should be generated when NS receives
170 the right Control modifier. Has same values as ns_control_modifier plus
171 the value Qleft which means whatever value ns_control_modifier has. */
172 Lisp_Object ns_right_control_modifier;
173
174 /* Specifies which emacs modifier should be generated when NS receives
175 the Function modifier (laptops). May be any of the modifier lisp symbols. */
176 Lisp_Object ns_function_modifier;
177
178 /* Control via default 'GSFontAntiAlias' on OS X and GNUstep. */
179 Lisp_Object ns_antialias_text;
180
181 /* On OS X picks up the default NSGlobalDomain AppleAntiAliasingThreshold,
182 the maximum font size to NOT antialias. On GNUstep there is currently
183 no way to control this behavior. */
184 float ns_antialias_threshold;
185
186 /* Used to pick up AppleHighlightColor on OS X */
187 NSString *ns_selection_color;
188
189 /* Confirm on exit. */
190 Lisp_Object ns_confirm_quit;
191
192 NSArray *ns_send_types =0, *ns_return_types =0, *ns_drag_types =0;
193 NSString *ns_app_name = @"Emacs"; /* default changed later */
194
195 /* Display variables */
196 struct ns_display_info *x_display_list; /* Chain of existing displays */
197 Lisp_Object ns_display_name_list;
198 long context_menu_value = 0;
199
200 /* display update */
201 NSPoint last_mouse_motion_position;
202 static NSRect last_mouse_glyph;
203 static unsigned long last_mouse_movement_time = 0;
204 static Lisp_Object last_mouse_motion_frame;
205 static EmacsScroller *last_mouse_scroll_bar = nil;
206 static struct frame *ns_updating_frame;
207 static NSView *focus_view = NULL;
208 static int ns_window_num =0;
209 static NSRect uRect;
210 static BOOL gsaved = NO;
211 BOOL ns_in_resize = NO;
212 static BOOL ns_fake_keydown = NO;
213 int ns_tmp_flags; /* FIXME */
214 struct nsfont_info *ns_tmp_font; /* FIXME */
215 /*static int debug_lock = 0; */
216
217 /* event loop */
218 static BOOL send_appdefined = YES;
219 static NSEvent *last_appdefined_event = 0;
220 static NSTimer *timed_entry = 0;
221 static NSTimer *fd_entry = nil;
222 static NSTimer *scroll_repeat_entry = nil;
223 static fd_set select_readfds, t_readfds;
224 static struct timeval select_timeout;
225 static int select_nfds;
226 static NSAutoreleasePool *outerpool;
227 static struct input_event *emacs_event = NULL;
228 static struct input_event *q_event_ptr = NULL;
229 static int n_emacs_events_pending = 0;
230 static NSMutableArray *ns_pending_files, *ns_pending_service_names,
231 *ns_pending_service_args;
232 static BOOL inNsSelect = 0;
233
234 /* Convert modifiers in a NeXTSTEP event to emacs style modifiers. */
235 #define NS_FUNCTION_KEY_MASK 0x800000
236 #define NSLeftControlKeyMask (0x000001 | NSControlKeyMask)
237 #define NSRightControlKeyMask (0x002000 | NSControlKeyMask)
238 #define NSLeftCommandKeyMask (0x000008 | NSCommandKeyMask)
239 #define NSRightCommandKeyMask (0x000010 | NSCommandKeyMask)
240 #define NSLeftAlternateKeyMask (0x000020 | NSAlternateKeyMask)
241 #define NSRightAlternateKeyMask (0x000040 | NSAlternateKeyMask)
242 #define EV_MODIFIERS(e) \
243 ((([e modifierFlags] & NSHelpKeyMask) ? \
244 hyper_modifier : 0) \
245 | (!EQ (ns_right_alternate_modifier, Qleft) && \
246 (([e modifierFlags] & NSRightAlternateKeyMask) \
247 == NSRightAlternateKeyMask) ? \
248 parse_solitary_modifier (ns_right_alternate_modifier) : 0) \
249 | (([e modifierFlags] & NSAlternateKeyMask) ? \
250 parse_solitary_modifier (ns_alternate_modifier) : 0) \
251 | (([e modifierFlags] & NSShiftKeyMask) ? \
252 shift_modifier : 0) \
253 | (!EQ (ns_right_control_modifier, Qleft) && \
254 (([e modifierFlags] & NSRightControlKeyMask) \
255 == NSRightControlKeyMask) ? \
256 parse_solitary_modifier (ns_right_control_modifier) : 0) \
257 | (([e modifierFlags] & NSControlKeyMask) ? \
258 parse_solitary_modifier (ns_control_modifier) : 0) \
259 | (([e modifierFlags] & NS_FUNCTION_KEY_MASK) ? \
260 parse_solitary_modifier (ns_function_modifier) : 0) \
261 | (!EQ (ns_right_command_modifier, Qleft) && \
262 (([e modifierFlags] & NSRightCommandKeyMask) \
263 == NSRightCommandKeyMask) ? \
264 parse_solitary_modifier (ns_right_command_modifier) : 0) \
265 | (([e modifierFlags] & NSCommandKeyMask) ? \
266 parse_solitary_modifier (ns_command_modifier):0))
267
268 #define EV_UDMODIFIERS(e) \
269 ((([e type] == NSLeftMouseDown) ? down_modifier : 0) \
270 | (([e type] == NSRightMouseDown) ? down_modifier : 0) \
271 | (([e type] == NSOtherMouseDown) ? down_modifier : 0) \
272 | (([e type] == NSLeftMouseDragged) ? down_modifier : 0) \
273 | (([e type] == NSRightMouseDragged) ? down_modifier : 0) \
274 | (([e type] == NSOtherMouseDragged) ? down_modifier : 0) \
275 | (([e type] == NSLeftMouseUp) ? up_modifier : 0) \
276 | (([e type] == NSRightMouseUp) ? up_modifier : 0) \
277 | (([e type] == NSOtherMouseUp) ? up_modifier : 0))
278
279 #define EV_BUTTON(e) \
280 ((([e type] == NSLeftMouseDown) || ([e type] == NSLeftMouseUp)) ? 0 : \
281 (([e type] == NSRightMouseDown) || ([e type] == NSRightMouseUp)) ? 2 : \
282 [e buttonNumber] - 1)
283
284 /* Convert the time field to a timestamp in milliseconds. */
285 #define EV_TIMESTAMP(e) ([e timestamp] * 1000)
286
287 /* This is a piece of code which is common to all the event handling
288 methods. Maybe it should even be a function. */
289 #define EV_TRAILER(e) \
290 { \
291 XSETFRAME (emacs_event->frame_or_window, emacsframe); \
292 if (e) emacs_event->timestamp = EV_TIMESTAMP (e); \
293 n_emacs_events_pending++; \
294 kbd_buffer_store_event_hold (emacs_event, q_event_ptr); \
295 EVENT_INIT (*emacs_event); \
296 ns_send_appdefined (-1); \
297 }
298
299 void x_set_cursor_type (struct frame *, Lisp_Object, Lisp_Object);
300
301 /* TODO: get rid of need for these forward declarations */
302 static void ns_condemn_scroll_bars (struct frame *f);
303 static void ns_judge_scroll_bars (struct frame *f);
304 void x_set_frame_alpha (struct frame *f);
305
306 /* unused variables needed for compatibility reasons */
307 int x_use_underline_position_properties, x_underline_at_descent_line;
308 /* FIXME: figure out what to do with underline_minimum_offset. */
309
310
311 /* ==========================================================================
312
313 Utilities
314
315 ========================================================================== */
316
317
318 static Lisp_Object
319 append2 (Lisp_Object list, Lisp_Object item)
320 /* --------------------------------------------------------------------------
321 Utility to append to a list
322 -------------------------------------------------------------------------- */
323 {
324 Lisp_Object array[2];
325 array[0] = list;
326 array[1] = Fcons (item, Qnil);
327 return Fnconc (2, &array[0]);
328 }
329
330
331 void
332 ns_init_paths (void)
333 /* --------------------------------------------------------------------------
334 Used to allow emacs to find its resources under Emacs.app
335 Called from emacs.c at startup.
336 -------------------------------------------------------------------------- */
337 {
338 NSBundle *bundle = [NSBundle mainBundle];
339 NSString *binDir = [bundle bundlePath], *resourceDir = [bundle resourcePath];
340 NSString *resourcePath, *resourcePaths;
341 NSRange range;
342 BOOL onWindows = NO; /* how do I determine this? */
343 NSString *pathSeparator = onWindows ? @";" : @":";
344 NSFileManager *fileManager = [NSFileManager defaultManager];
345 BOOL isDir;
346 /*NSLog (@"ns_init_paths: '%@'\n%@\n", [[NSBundle mainBundle] bundlePath], [[NSBundle mainBundle] resourcePath]); */
347
348 /* get bindir from base */
349 range = [resourceDir rangeOfString: @"Contents"];
350 if (range.location != NSNotFound)
351 {
352 binDir = [binDir stringByAppendingPathComponent: @"Contents"];
353 #ifdef NS_IMPL_COCOA
354 binDir = [binDir stringByAppendingPathComponent: @"MacOS"];
355 #endif
356 }
357
358 /* the following based on Andrew Choi's init_mac_osx_environment () */
359 if (!getenv ("EMACSLOADPATH"))
360 {
361 NSArray *paths = [resourceDir stringsByAppendingPaths:
362 [NSArray arrayWithObjects:
363 @"site-lisp", @"lisp", @"leim", nil]];
364 NSEnumerator *pathEnum = [paths objectEnumerator];
365 resourcePaths = @"";
366 while (resourcePath = [pathEnum nextObject])
367 {
368 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
369 if (isDir)
370 {
371 if ([resourcePaths length] > 0)
372 resourcePaths
373 = [resourcePaths stringByAppendingString: pathSeparator];
374 resourcePaths
375 = [resourcePaths stringByAppendingString: resourcePath];
376 }
377 }
378 if ([resourcePaths length] > 0)
379 setenv ("EMACSLOADPATH", [resourcePaths UTF8String], 1);
380 /*NSLog (@"loadPath: '%@'\n", resourcePaths); */
381 }
382
383 if (!getenv ("EMACSPATH"))
384 {
385 NSArray *paths = [binDir stringsByAppendingPaths:
386 [NSArray arrayWithObjects: @"bin",
387 @"lib-exec", nil]];
388 NSEnumerator *pathEnum = [paths objectEnumerator];
389 resourcePaths = @"";
390 while (resourcePath = [pathEnum nextObject])
391 {
392 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
393 if (isDir)
394 {
395 if ([resourcePaths length] > 0)
396 resourcePaths
397 = [resourcePaths stringByAppendingString: pathSeparator];
398 resourcePaths
399 = [resourcePaths stringByAppendingString: resourcePath];
400 }
401 }
402 if ([resourcePaths length] > 0)
403 setenv ("EMACSPATH", [resourcePaths UTF8String], 1);
404 }
405
406 resourcePath = [resourceDir stringByAppendingPathComponent: @"etc"];
407 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
408 {
409 if (isDir)
410 {
411 if (!getenv ("EMACSDATA"))
412 setenv ("EMACSDATA", [resourcePath UTF8String], 1);
413 if (!getenv ("EMACSDOC"))
414 setenv ("EMACSDOC", [resourcePath UTF8String], 1);
415 }
416 }
417
418 if (!getenv ("INFOPATH"))
419 {
420 resourcePath = [resourceDir stringByAppendingPathComponent: @"info"];
421 if ([fileManager fileExistsAtPath: resourcePath isDirectory: &isDir])
422 if (isDir)
423 setenv ("INFOPATH", [[resourcePath stringByAppendingString: @":"]
424 UTF8String], 1);
425 /* Note, extra colon needed to cause merge w/later user additions. */
426 }
427 }
428
429
430 static int
431 timeval_subtract (struct timeval *result, struct timeval x, struct timeval y)
432 /* --------------------------------------------------------------------------
433 Subtract the `struct timeval' values X and Y, storing the result in RESULT.
434 Return 1 if the difference is negative, otherwise 0.
435 -------------------------------------------------------------------------- */
436 {
437 /* Perform the carry for the later subtraction by updating y.
438 This is safer because on some systems
439 the tv_sec member is unsigned. */
440 if (x.tv_usec < y.tv_usec)
441 {
442 int nsec = (y.tv_usec - x.tv_usec) / 1000000 + 1;
443 y.tv_usec -= 1000000 * nsec;
444 y.tv_sec += nsec;
445 }
446 if (x.tv_usec - y.tv_usec > 1000000)
447 {
448 int nsec = (y.tv_usec - x.tv_usec) / 1000000;
449 y.tv_usec += 1000000 * nsec;
450 y.tv_sec -= nsec;
451 }
452
453 /* Compute the time remaining to wait. tv_usec is certainly positive. */
454 result->tv_sec = x.tv_sec - y.tv_sec;
455 result->tv_usec = x.tv_usec - y.tv_usec;
456
457 /* Return indication of whether the result should be considered negative. */
458 return x.tv_sec < y.tv_sec;
459 }
460
461 static void
462 ns_timeout (int usecs)
463 /* --------------------------------------------------------------------------
464 Blocking timer utility used by ns_ring_bell
465 -------------------------------------------------------------------------- */
466 {
467 struct timeval wakeup;
468
469 EMACS_GET_TIME (wakeup);
470
471 /* Compute time to wait until, propagating carry from usecs. */
472 wakeup.tv_usec += usecs;
473 wakeup.tv_sec += (wakeup.tv_usec / 1000000);
474 wakeup.tv_usec %= 1000000;
475
476 /* Keep waiting until past the time wakeup. */
477 while (1)
478 {
479 struct timeval timeout;
480
481 EMACS_GET_TIME (timeout);
482
483 /* In effect, timeout = wakeup - timeout.
484 Break if result would be negative. */
485 if (timeval_subtract (&timeout, wakeup, timeout))
486 break;
487
488 /* Try to wait that long--but we might wake up sooner. */
489 select (0, NULL, NULL, NULL, &timeout);
490 }
491 }
492
493
494 void
495 ns_release_object (void *obj)
496 /* --------------------------------------------------------------------------
497 Release an object (callable from C)
498 -------------------------------------------------------------------------- */
499 {
500 [(id)obj release];
501 }
502
503
504 void
505 ns_retain_object (void *obj)
506 /* --------------------------------------------------------------------------
507 Retain an object (callable from C)
508 -------------------------------------------------------------------------- */
509 {
510 [(id)obj retain];
511 }
512
513
514 void *
515 ns_alloc_autorelease_pool (void)
516 /* --------------------------------------------------------------------------
517 Allocate a pool for temporary objects (callable from C)
518 -------------------------------------------------------------------------- */
519 {
520 return [[NSAutoreleasePool alloc] init];
521 }
522
523
524 void
525 ns_release_autorelease_pool (void *pool)
526 /* --------------------------------------------------------------------------
527 Free a pool and temporary objects it refers to (callable from C)
528 -------------------------------------------------------------------------- */
529 {
530 ns_release_object (pool);
531 }
532
533
534
535 /* ==========================================================================
536
537 Focus (clipping) and screen update
538
539 ========================================================================== */
540
541 static NSRect
542 ns_resize_handle_rect (NSWindow *window)
543 {
544 NSRect r = [window frame];
545 r.origin.x = r.size.width - RESIZE_HANDLE_SIZE;
546 r.origin.y = 0;
547 r.size.width = r.size.height = RESIZE_HANDLE_SIZE;
548 return r;
549 }
550
551
552 static void
553 ns_update_begin (struct frame *f)
554 /* --------------------------------------------------------------------------
555 Prepare for a grouped sequence of drawing calls
556 external (RIF) call; whole frame, called before update_window_begin
557 -------------------------------------------------------------------------- */
558 {
559 NSView *view = FRAME_NS_VIEW (f);
560 NSTRACE (ns_update_begin);
561
562 ns_updating_frame = f;
563 [view lockFocus];
564
565 #ifdef NS_IMPL_GNUSTEP
566 uRect = NSMakeRect (0, 0, 0, 0);
567 #endif
568 }
569
570
571 static void
572 ns_update_window_begin (struct window *w)
573 /* --------------------------------------------------------------------------
574 Prepare for a grouped sequence of drawing calls
575 external (RIF) call; for one window, called after update_begin
576 -------------------------------------------------------------------------- */
577 {
578 struct frame *f = XFRAME (WINDOW_FRAME (w));
579 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
580 NSTRACE (ns_update_window_begin);
581
582 updated_window = w;
583 set_output_cursor (&w->cursor);
584
585 BLOCK_INPUT;
586
587 if (f == hlinfo->mouse_face_mouse_frame)
588 {
589 /* Don't do highlighting for mouse motion during the update. */
590 hlinfo->mouse_face_defer = 1;
591
592 /* If the frame needs to be redrawn,
593 simply forget about any prior mouse highlighting. */
594 if (FRAME_GARBAGED_P (f))
595 hlinfo->mouse_face_window = Qnil;
596
597 /* (further code for mouse faces ifdef'd out in other terms elided) */
598 }
599
600 UNBLOCK_INPUT;
601 }
602
603
604 static void
605 ns_update_window_end (struct window *w, int cursor_on_p,
606 int mouse_face_overwritten_p)
607 /* --------------------------------------------------------------------------
608 Finished a grouped sequence of drawing calls
609 external (RIF) call; for one window called before update_end
610 -------------------------------------------------------------------------- */
611 {
612 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (XFRAME (w->frame));
613
614 /* note: this fn is nearly identical in all terms */
615 if (!w->pseudo_window_p)
616 {
617 BLOCK_INPUT;
618
619 if (cursor_on_p)
620 display_and_set_cursor (w, 1,
621 output_cursor.hpos, output_cursor.vpos,
622 output_cursor.x, output_cursor.y);
623
624 if (draw_window_fringes (w, 1))
625 x_draw_vertical_border (w);
626
627 UNBLOCK_INPUT;
628 }
629
630 /* If a row with mouse-face was overwritten, arrange for
631 frame_up_to_date to redisplay the mouse highlight. */
632 if (mouse_face_overwritten_p)
633 {
634 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
635 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
636 hlinfo->mouse_face_window = Qnil;
637 }
638
639 updated_window = NULL;
640 NSTRACE (update_window_end);
641 }
642
643
644 static void
645 ns_update_end (struct frame *f)
646 /* --------------------------------------------------------------------------
647 Finished a grouped sequence of drawing calls
648 external (RIF) call; for whole frame, called after update_window_end
649 -------------------------------------------------------------------------- */
650 {
651 NSView *view = FRAME_NS_VIEW (f);
652
653 /* if (f == MOUSE_HL_INFO (f)->mouse_face_mouse_frame) */
654 MOUSE_HL_INFO (f)->mouse_face_defer = 0;
655
656 BLOCK_INPUT;
657
658 #ifdef NS_IMPL_GNUSTEP
659 /* trigger flush only in the rectangle we tracked as being drawn */
660 [view unlockFocusNeedsFlush: NO];
661 /*fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", uRect.origin.x, uRect.origin.y, uRect.size.width, uRect.size.height); */
662 [view lockFocusInRect: uRect];
663 #endif
664
665 [view unlockFocus];
666 [[view window] flushWindow];
667
668 UNBLOCK_INPUT;
669 ns_updating_frame = NULL;
670 NSTRACE (ns_update_end);
671 }
672
673
674 static void
675 ns_flush (struct frame *f)
676 /* --------------------------------------------------------------------------
677 external (RIF) call
678 NS impl is no-op since currently we flush in ns_update_end and elsewhere
679 -------------------------------------------------------------------------- */
680 {
681 NSTRACE (ns_flush);
682 }
683
684
685 static void
686 ns_focus (struct frame *f, NSRect *r, int n)
687 /* --------------------------------------------------------------------------
688 Internal: Focus on given frame. During small local updates this is used to
689 draw, however during large updates, ns_update_begin and ns_update_end are
690 called to wrap the whole thing, in which case these calls are stubbed out.
691 Except, on GNUstep, we accumulate the rectangle being drawn into, because
692 the back end won't do this automatically, and will just end up flushing
693 the entire window.
694 -------------------------------------------------------------------------- */
695 {
696 // NSTRACE (ns_focus);
697 #ifdef NS_IMPL_GNUSTEP
698 NSRect u;
699 if (n == 2)
700 u = NSUnionRect (r[0], r[1]);
701 else if (r)
702 u = *r;
703 #endif
704 /* static int c =0;
705 fprintf (stderr, "focus: %d", c++);
706 if (r) fprintf (stderr, " (%.0f, %.0f : %.0f x %.0f)", r->origin.x, r->origin.y, r->size.width, r->size.height);
707 fprintf (stderr, "\n"); */
708
709 if (f != ns_updating_frame)
710 {
711 NSView *view = FRAME_NS_VIEW (f);
712 if (view != focus_view)
713 {
714 if (focus_view != NULL)
715 {
716 [focus_view unlockFocus];
717 [[focus_view window] flushWindow];
718 /*debug_lock--; */
719 }
720
721 if (view)
722 #ifdef NS_IMPL_GNUSTEP
723 r ? [view lockFocusInRect: u] : [view lockFocus];
724 #else
725 [view lockFocus];
726 #endif
727 focus_view = view;
728 /*if (view) debug_lock++; */
729 }
730 #ifdef NS_IMPL_GNUSTEP
731 else
732 {
733 /* more than one rect being drawn into */
734 if (view && r)
735 {
736 [view unlockFocus]; /* add prev rect to redraw list */
737 [view lockFocusInRect: u]; /* focus for draw in new rect */
738 }
739 }
740 #endif
741 }
742 #ifdef NS_IMPL_GNUSTEP
743 else
744 {
745 /* in batch mode, but in GNUstep must still track rectangles explicitly */
746 uRect = (r ? NSUnionRect (uRect, u) : [FRAME_NS_VIEW (f) visibleRect]);
747 }
748 #endif
749
750 /* clipping */
751 if (r)
752 {
753 [[NSGraphicsContext currentContext] saveGraphicsState];
754 if (n == 2)
755 NSRectClipList (r, 2);
756 else
757 NSRectClip (*r);
758 gsaved = YES;
759 }
760 }
761
762
763 static void
764 ns_unfocus (struct frame *f)
765 /* --------------------------------------------------------------------------
766 Internal: Remove focus on given frame
767 -------------------------------------------------------------------------- */
768 {
769 // NSTRACE (ns_unfocus);
770
771 if (gsaved)
772 {
773 [[NSGraphicsContext currentContext] restoreGraphicsState];
774 gsaved = NO;
775 }
776
777 if (f != ns_updating_frame)
778 {
779 if (focus_view != NULL)
780 {
781 [focus_view unlockFocus];
782 [[focus_view window] flushWindow];
783 focus_view = NULL;
784 /*debug_lock--; */
785 }
786 }
787 }
788
789
790 static void
791 ns_clip_to_row (struct window *w, struct glyph_row *row, int area, BOOL gc)
792 /* --------------------------------------------------------------------------
793 Internal (but parallels other terms): Focus drawing on given row
794 -------------------------------------------------------------------------- */
795 {
796 struct frame *f = XFRAME (WINDOW_FRAME (w));
797 NSRect clip_rect;
798 int window_x, window_y, window_width;
799
800 window_box (w, area, &window_x, &window_y, &window_width, 0);
801
802 clip_rect.origin.x = window_x - FRAME_INTERNAL_BORDER_WIDTH (f);
803 clip_rect.origin.y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, row->y));
804 clip_rect.origin.y = max (clip_rect.origin.y, window_y);
805 clip_rect.size.width = window_width + 2 * FRAME_INTERNAL_BORDER_WIDTH (f);
806 clip_rect.size.height = row->visible_height;
807
808 /* allow a full-height row at the top when requested
809 (used to draw fringe all the way through internal border area) */
810 if (gc && clip_rect.origin.y < 5)
811 {
812 clip_rect.origin.y -= FRAME_INTERNAL_BORDER_WIDTH (f);
813 clip_rect.size.height += FRAME_INTERNAL_BORDER_WIDTH (f);
814 }
815
816 /* likewise at bottom */
817 if (gc &&
818 FRAME_PIXEL_HEIGHT (f) - (clip_rect.origin.y + clip_rect.size.height) < 5)
819 clip_rect.size.height += FRAME_INTERNAL_BORDER_WIDTH (f);
820
821 ns_focus (f, &clip_rect, 1);
822 }
823
824
825 static void
826 ns_ring_bell (struct frame *f)
827 /* --------------------------------------------------------------------------
828 "Beep" routine
829 -------------------------------------------------------------------------- */
830 {
831 NSTRACE (ns_ring_bell);
832 if (visible_bell)
833 {
834 NSAutoreleasePool *pool;
835 struct frame *frame = SELECTED_FRAME ();
836 NSView *view;
837
838 BLOCK_INPUT;
839 pool = [[NSAutoreleasePool alloc] init];
840
841 view = FRAME_NS_VIEW (frame);
842 if (view != nil)
843 {
844 NSRect r, surr;
845 NSPoint dim = NSMakePoint (128, 128);
846
847 r = [view bounds];
848 r.origin.x += (r.size.width - dim.x) / 2;
849 r.origin.y += (r.size.height - dim.y) / 2;
850 r.size.width = dim.x;
851 r.size.height = dim.y;
852 surr = NSInsetRect (r, -2, -2);
853 ns_focus (frame, &surr, 1);
854 [[view window] cacheImageInRect: [view convertRect: surr toView:nil]];
855 [ns_lookup_indexed_color (NS_FACE_FOREGROUND
856 (FRAME_DEFAULT_FACE (frame)), frame) set];
857 NSRectFill (r);
858 [[view window] flushWindow];
859 ns_timeout (150000);
860 [[view window] restoreCachedImage];
861 [[view window] flushWindow];
862 ns_unfocus (frame);
863 }
864 [pool release];
865 UNBLOCK_INPUT;
866 }
867 else
868 {
869 NSBeep ();
870 }
871 }
872
873
874 static void
875 ns_reset_terminal_modes (struct terminal *terminal)
876 /* Externally called as hook */
877 {
878 NSTRACE (ns_reset_terminal_modes);
879 }
880
881
882 static void
883 ns_set_terminal_modes (struct terminal *terminal)
884 /* Externally called as hook */
885 {
886 NSTRACE (ns_set_terminal_modes);
887 }
888
889
890
891 /* ==========================================================================
892
893 Frame / window manager related functions
894
895 ========================================================================== */
896
897
898 static void
899 ns_raise_frame (struct frame *f)
900 /* --------------------------------------------------------------------------
901 Bring window to foreground and make it active
902 -------------------------------------------------------------------------- */
903 {
904 NSView *view = FRAME_NS_VIEW (f);
905 check_ns ();
906 BLOCK_INPUT;
907 FRAME_SAMPLE_VISIBILITY (f);
908 if (FRAME_VISIBLE_P (f))
909 {
910 [[view window] makeKeyAndOrderFront: NSApp];
911 }
912 UNBLOCK_INPUT;
913 }
914
915
916 static void
917 ns_lower_frame (struct frame *f)
918 /* --------------------------------------------------------------------------
919 Send window to back
920 -------------------------------------------------------------------------- */
921 {
922 NSView *view = FRAME_NS_VIEW (f);
923 check_ns ();
924 BLOCK_INPUT;
925 [[view window] orderBack: NSApp];
926 UNBLOCK_INPUT;
927 }
928
929
930 static void
931 ns_frame_raise_lower (struct frame *f, int raise)
932 /* --------------------------------------------------------------------------
933 External (hook)
934 -------------------------------------------------------------------------- */
935 {
936 NSTRACE (ns_frame_raise_lower);
937
938 if (raise)
939 ns_raise_frame (f);
940 else
941 ns_lower_frame (f);
942 }
943
944
945 static void
946 ns_frame_rehighlight (struct frame *frame)
947 /* --------------------------------------------------------------------------
948 External (hook): called on things like window switching within frame
949 -------------------------------------------------------------------------- */
950 {
951 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (frame);
952 struct frame *old_highlight = dpyinfo->x_highlight_frame;
953
954 NSTRACE (ns_frame_rehighlight);
955 if (dpyinfo->x_focus_frame)
956 {
957 dpyinfo->x_highlight_frame
958 = (FRAMEP (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
959 ? XFRAME (FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame))
960 : dpyinfo->x_focus_frame);
961 if (!FRAME_LIVE_P (dpyinfo->x_highlight_frame))
962 {
963 FRAME_FOCUS_FRAME (dpyinfo->x_focus_frame) = Qnil;
964 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame;
965 }
966 }
967 else
968 dpyinfo->x_highlight_frame = 0;
969
970 if (dpyinfo->x_highlight_frame &&
971 dpyinfo->x_highlight_frame != old_highlight)
972 {
973 if (old_highlight)
974 {
975 x_update_cursor (old_highlight, 1);
976 x_set_frame_alpha (old_highlight);
977 }
978 if (dpyinfo->x_highlight_frame)
979 {
980 x_update_cursor (dpyinfo->x_highlight_frame, 1);
981 x_set_frame_alpha (dpyinfo->x_highlight_frame);
982 }
983 }
984 }
985
986
987 void
988 x_make_frame_visible (struct frame *f)
989 /* --------------------------------------------------------------------------
990 External: Show the window (X11 semantics)
991 -------------------------------------------------------------------------- */
992 {
993 NSTRACE (x_make_frame_visible);
994 /* XXX: at some points in past this was not needed, as the only place that
995 called this (frame.c:Fraise_frame ()) also called raise_lower;
996 if this ends up the case again, comment this out again. */
997 if (!FRAME_VISIBLE_P (f))
998 {
999 f->async_visible = 1;
1000 ns_raise_frame (f);
1001 }
1002 }
1003
1004
1005 void
1006 x_make_frame_invisible (struct frame *f)
1007 /* --------------------------------------------------------------------------
1008 External: Hide the window (X11 semantics)
1009 -------------------------------------------------------------------------- */
1010 {
1011 NSView * view = FRAME_NS_VIEW (f);
1012 NSTRACE (x_make_frame_invisible);
1013 check_ns ();
1014 [[view window] orderOut: NSApp];
1015 f->async_visible = 0;
1016 f->async_iconified = 0;
1017 }
1018
1019
1020 void
1021 x_iconify_frame (struct frame *f)
1022 /* --------------------------------------------------------------------------
1023 External: Iconify window
1024 -------------------------------------------------------------------------- */
1025 {
1026 NSView * view = FRAME_NS_VIEW (f);
1027 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1028 NSTRACE (x_iconify_frame);
1029 check_ns ();
1030
1031 if (dpyinfo->x_highlight_frame == f)
1032 dpyinfo->x_highlight_frame = 0;
1033
1034 if ([[view window] windowNumber] <= 0)
1035 {
1036 /* the window is still deferred. Make it very small, bring it
1037 on screen and order it out. */
1038 NSRect s = { { 100, 100}, {0, 0} };
1039 NSRect t;
1040 t = [[view window] frame];
1041 [[view window] setFrame: s display: NO];
1042 [[view window] orderBack: NSApp];
1043 [[view window] orderOut: NSApp];
1044 [[view window] setFrame: t display: NO];
1045 }
1046 [[view window] miniaturize: NSApp];
1047 }
1048
1049
1050 void
1051 x_destroy_window (struct frame *f)
1052 /* --------------------------------------------------------------------------
1053 External: Delete the window
1054 -------------------------------------------------------------------------- */
1055 {
1056 NSView *view = FRAME_NS_VIEW (f);
1057 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1058 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
1059 NSTRACE (x_destroy_window);
1060 check_ns ();
1061
1062 [(EmacsView *)view setWindowClosing: YES]; /* may not have been informed */
1063
1064 BLOCK_INPUT;
1065
1066 free_frame_menubar (f);
1067
1068 if (FRAME_FACE_CACHE (f))
1069 free_frame_faces (f);
1070
1071 if (f == dpyinfo->x_focus_frame)
1072 dpyinfo->x_focus_frame = 0;
1073 if (f == dpyinfo->x_highlight_frame)
1074 dpyinfo->x_highlight_frame = 0;
1075 if (f == hlinfo->mouse_face_mouse_frame)
1076 {
1077 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
1078 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
1079 hlinfo->mouse_face_window = Qnil;
1080 hlinfo->mouse_face_deferred_gc = 0;
1081 hlinfo->mouse_face_mouse_frame = 0;
1082 }
1083
1084 xfree (f->output_data.ns);
1085
1086 [[view window] close];
1087 [view release];
1088
1089 ns_window_num--;
1090 UNBLOCK_INPUT;
1091 }
1092
1093
1094 void
1095 x_set_offset (struct frame *f, int xoff, int yoff, int change_grav)
1096 /* --------------------------------------------------------------------------
1097 External: Position the window
1098 -------------------------------------------------------------------------- */
1099 {
1100 NSScreen *screen;
1101 NSView *view = FRAME_NS_VIEW (f);
1102
1103 NSTRACE (x_set_offset);
1104
1105 BLOCK_INPUT;
1106
1107 f->left_pos = xoff;
1108 f->top_pos = yoff;
1109
1110 if (view != nil && (screen = [[view window] screen]))
1111 {
1112 f->left_pos = f->size_hint_flags & XNegative
1113 ? [screen visibleFrame].size.width + f->left_pos - FRAME_PIXEL_WIDTH (f)
1114 : f->left_pos;
1115 /* We use visibleFrame here to take menu bar into account.
1116 Ideally we should also adjust left/top with visibleFrame.offset. */
1117
1118 f->top_pos = f->size_hint_flags & YNegative
1119 ? ([screen visibleFrame].size.height + f->top_pos
1120 - FRAME_PIXEL_HEIGHT (f) - FRAME_NS_TITLEBAR_HEIGHT (f)
1121 - FRAME_TOOLBAR_HEIGHT (f))
1122 : f->top_pos;
1123 #ifdef NS_IMPL_GNUSTEP
1124 if (f->left_pos < 100)
1125 f->left_pos = 100; /* don't overlap menu */
1126 #endif
1127 [[view window] setFrameTopLeftPoint:
1128 NSMakePoint (SCREENMAXBOUND (f->left_pos),
1129 SCREENMAXBOUND ([screen frame].size.height
1130 - NS_TOP_POS (f)))];
1131 f->size_hint_flags &= ~(XNegative|YNegative);
1132 }
1133
1134 UNBLOCK_INPUT;
1135 }
1136
1137
1138 void
1139 x_set_window_size (struct frame *f, int change_grav, int cols, int rows)
1140 /* --------------------------------------------------------------------------
1141 Adjust window pixel size based on given character grid size
1142 Impl is a bit more complex than other terms, need to do some
1143 internal clipping and also pay attention to screen constraints.
1144 -------------------------------------------------------------------------- */
1145 {
1146 EmacsView *view = FRAME_NS_VIEW (f);
1147 EmacsToolbar *toolbar = [view toolbar];
1148 NSWindow *window = [view window];
1149 NSScreen *screen = [window screen];
1150 NSRect wr = [window frame];
1151 int tb = FRAME_EXTERNAL_TOOL_BAR (f);
1152 int pixelwidth, pixelheight;
1153 static int oldRows, oldCols, oldFontWidth, oldFontHeight;
1154 static int oldTB;
1155 static struct frame *oldF;
1156
1157 NSTRACE (x_set_window_size);
1158
1159 if (view == nil ||
1160 (f == oldF
1161 && rows == oldRows && cols == oldCols
1162 && oldFontWidth == FRAME_COLUMN_WIDTH (f)
1163 && oldFontHeight == FRAME_LINE_HEIGHT (f)
1164 && oldTB == tb))
1165 return;
1166
1167 /*fprintf (stderr, "\tsetWindowSize: %d x %d, font size %d x %d\n", cols, rows, FRAME_COLUMN_WIDTH (f), FRAME_LINE_HEIGHT (f)); */
1168
1169 BLOCK_INPUT;
1170
1171 check_frame_size (f, &rows, &cols);
1172 oldF = f;
1173 oldRows = rows;
1174 oldCols = cols;
1175 oldFontWidth = FRAME_COLUMN_WIDTH (f);
1176 oldFontHeight = FRAME_LINE_HEIGHT (f);
1177 oldTB = tb;
1178
1179 f->scroll_bar_actual_width = NS_SCROLL_BAR_WIDTH (f);
1180 compute_fringe_widths (f, 0);
1181
1182 pixelwidth = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, cols);
1183 pixelheight = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, rows);
1184
1185 /* If we have a toolbar, take its height into account. */
1186 if (tb)
1187 /* NOTE: previously this would generate wrong result if toolbar not
1188 yet displayed and fixing toolbar_height=32 helped, but
1189 now (200903) seems no longer needed */
1190 FRAME_TOOLBAR_HEIGHT (f) =
1191 NSHeight ([window frameRectForContentRect: NSMakeRect (0, 0, 0, 0)])
1192 - FRAME_NS_TITLEBAR_HEIGHT (f);
1193 else
1194 FRAME_TOOLBAR_HEIGHT (f) = 0;
1195
1196 wr.size.width = pixelwidth + f->border_width;
1197 wr.size.height = pixelheight + FRAME_NS_TITLEBAR_HEIGHT (f)
1198 + FRAME_TOOLBAR_HEIGHT (f);
1199
1200 /* constrain to screen if we can */
1201 if (screen)
1202 {
1203 NSSize sz = [screen visibleFrame].size;
1204 NSSize ez = { wr.size.width - sz.width, wr.size.height - sz.height };
1205 if (ez.width > 0)
1206 {
1207 int cr = ez.width / FRAME_COLUMN_WIDTH (f) + 1;
1208 cols -= cr;
1209 oldCols = cols;
1210 wr.size.width -= cr * FRAME_COLUMN_WIDTH (f);
1211 pixelwidth -= cr * FRAME_COLUMN_WIDTH (f);
1212 }
1213 if (ez.height > 0)
1214 {
1215 int rr = ez.height / FRAME_LINE_HEIGHT (f) + 1;
1216 rows -= rr;
1217 oldRows = rows;
1218 wr.size.height -= rr * FRAME_LINE_HEIGHT (f);
1219 pixelheight -= rr * FRAME_LINE_HEIGHT (f);
1220 }
1221 wr.origin.x = f->left_pos;
1222 wr.origin.y = [screen frame].size.height - NS_TOP_POS (f)
1223 - wr.size.height;
1224 }
1225
1226 [view setRows: rows andColumns: cols];
1227 [window setFrame: wr display: YES];
1228
1229 /*fprintf (stderr, "\tx_set_window_size %d, %d\t%d, %d\n", cols, rows, pixelwidth, pixelheight); */
1230
1231 /* This is a trick to compensate for Emacs' managing the scrollbar area
1232 as a fixed number of standard character columns. Instead of leaving
1233 blank space for the extra, we chopped it off above. Now for
1234 left-hand scrollbars, we shift all rendering to the left by the
1235 difference between the real width and Emacs' imagined one. For
1236 right-hand bars, don't worry about it since the extra is never used.
1237 (Obviously doesn't work for vertically split windows tho..) */
1238 {
1239 NSPoint origin = FRAME_HAS_VERTICAL_SCROLL_BARS_ON_LEFT (f)
1240 ? NSMakePoint (FRAME_SCROLL_BAR_COLS (f) * FRAME_COLUMN_WIDTH (f)
1241 - NS_SCROLL_BAR_WIDTH (f), 0)
1242 : NSMakePoint (0, 0);
1243 [view setFrame: NSMakeRect (0, 0, pixelwidth, pixelheight)];
1244 [view setBoundsOrigin: origin];
1245 }
1246
1247 change_frame_size (f, rows, cols, 0, 1, 0); /* pretend, delay, safe */
1248 FRAME_PIXEL_WIDTH (f) = pixelwidth;
1249 FRAME_PIXEL_HEIGHT (f) = pixelheight;
1250 /* SET_FRAME_GARBAGED (f); // this short-circuits expose call in drawRect */
1251
1252 mark_window_cursors_off (XWINDOW (f->root_window));
1253 cancel_mouse_face (f);
1254
1255 UNBLOCK_INPUT;
1256 }
1257
1258
1259
1260 /* ==========================================================================
1261
1262 Color management
1263
1264 ========================================================================== */
1265
1266
1267 NSColor *
1268 ns_lookup_indexed_color (unsigned long idx, struct frame *f)
1269 {
1270 struct ns_color_table *color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1271 if (idx < 1 || idx >= color_table->avail)
1272 return nil;
1273 return color_table->colors[idx];
1274 }
1275
1276
1277 unsigned long
1278 ns_index_color (NSColor *color, struct frame *f)
1279 {
1280 struct ns_color_table *color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1281 int idx;
1282 NSNumber *index;
1283
1284 if (!color_table->colors)
1285 {
1286 color_table->size = NS_COLOR_CAPACITY;
1287 color_table->avail = 1; /* skip idx=0 as marker */
1288 color_table->colors
1289 = (NSColor **)xmalloc (color_table->size * sizeof (NSColor *));
1290 color_table->colors[0] = nil;
1291 color_table->empty_indices = [[NSMutableSet alloc] init];
1292 }
1293
1294 /* do we already have this color ? */
1295 {
1296 int i;
1297 for (i = 1; i < color_table->avail; i++)
1298 {
1299 if (color_table->colors[i] && [color_table->colors[i] isEqual: color])
1300 {
1301 [color_table->colors[i] retain];
1302 return i;
1303 }
1304 }
1305 }
1306
1307 if ([color_table->empty_indices count] > 0)
1308 {
1309 index = [color_table->empty_indices anyObject];
1310 [color_table->empty_indices removeObject: index];
1311 idx = [index unsignedIntValue];
1312 }
1313 else
1314 {
1315 if (color_table->avail == color_table->size)
1316 {
1317 color_table->size += NS_COLOR_CAPACITY;
1318 color_table->colors
1319 = (NSColor **)xrealloc (color_table->colors,
1320 color_table->size * sizeof (NSColor *));
1321 }
1322 idx = color_table->avail++;
1323 }
1324
1325 color_table->colors[idx] = color;
1326 [color retain];
1327 /*fprintf(stderr, "color_table: allocated %d\n",idx);*/
1328 return idx;
1329 }
1330
1331
1332 void
1333 ns_free_indexed_color (unsigned long idx, struct frame *f)
1334 {
1335 struct ns_color_table *color_table;
1336 NSColor *color;
1337 NSNumber *index;
1338
1339 if (!f)
1340 return;
1341
1342 color_table = FRAME_NS_DISPLAY_INFO (f)->color_table;
1343
1344 if (idx <= 0 || idx >= color_table->size) {
1345 message1("ns_free_indexed_color: Color index out of range.\n");
1346 return;
1347 }
1348
1349 index = [NSNumber numberWithUnsignedInt: idx];
1350 if ([color_table->empty_indices containsObject: index]) {
1351 message1("ns_free_indexed_color: attempt to free already freed color.\n");
1352 return;
1353 }
1354
1355 color = color_table->colors[idx];
1356 [color release];
1357 color_table->colors[idx] = nil;
1358 [color_table->empty_indices addObject: [NSNumber numberWithUnsignedInt: idx]];
1359 /*fprintf(stderr, "color_table: FREED %d\n",idx);*/
1360 }
1361
1362
1363 static int
1364 ns_get_color (const char *name, NSColor **col)
1365 /* --------------------------------------------------------------------------
1366 Parse a color name
1367 -------------------------------------------------------------------------- */
1368 /* On *Step, we attempt to mimic the X11 platform here, down to installing an
1369 X11 rgb.txt-compatible color list in Emacs.clr (see ns_term_init()).
1370 See: http://thread.gmane.org/gmane.emacs.devel/113050/focus=113272). */
1371 {
1372 NSColor *new = nil;
1373 static char hex[20];
1374 int scaling;
1375 float r = -1.0, g, b;
1376 NSString *nsname = [NSString stringWithUTF8String: name];
1377
1378 /*fprintf (stderr, "ns_get_color: '%s'\n", name); */
1379 BLOCK_INPUT;
1380
1381 if ([nsname isEqualToString: @"ns_selection_color"])
1382 {
1383 nsname = ns_selection_color;
1384 name = [ns_selection_color UTF8String];
1385 }
1386
1387 /* First, check for some sort of numeric specification. */
1388 hex[0] = '\0';
1389
1390 if (name[0] == '0' || name[0] == '1' || name[0] == '.') /* RGB decimal */
1391 {
1392 NSScanner *scanner = [NSScanner scannerWithString: nsname];
1393 [scanner scanFloat: &r];
1394 [scanner scanFloat: &g];
1395 [scanner scanFloat: &b];
1396 }
1397 else if (!strncmp(name, "rgb:", 4)) /* A newer X11 format -- rgb:r/g/b */
1398 {
1399 strncpy (hex, name + 4, 19);
1400 hex[19] = '\0';
1401 scaling = (strlen(hex) - 2) / 3;
1402 }
1403 else if (name[0] == '#') /* An old X11 format; convert to newer */
1404 {
1405 int len = (strlen(name) - 1);
1406 int start = (len % 3 == 0) ? 1 : len / 4 + 1;
1407 int i;
1408 scaling = strlen(name+start) / 3;
1409 for (i=0; i<3; i++) {
1410 strncpy(hex + i * (scaling + 1), name + start + i * scaling, scaling);
1411 hex[(i+1) * (scaling + 1) - 1] = '/';
1412 }
1413 hex[3 * (scaling + 1) - 1] = '\0';
1414 }
1415
1416 if (hex[0])
1417 {
1418 int rr, gg, bb;
1419 float fscale = scaling == 4 ? 65535.0 : (scaling == 2 ? 255.0 : 15.0);
1420 if (sscanf (hex, "%x/%x/%x", &rr, &gg, &bb))
1421 {
1422 r = rr / fscale;
1423 g = gg / fscale;
1424 b = bb / fscale;
1425 }
1426 }
1427
1428 if (r >= 0.0)
1429 {
1430 *col = [NSColor colorWithCalibratedRed: r green: g blue: b alpha: 1.0];
1431 UNBLOCK_INPUT;
1432 return 0;
1433 }
1434
1435 /* Otherwise, color is expected to be from a list */
1436 {
1437 NSEnumerator *lenum, *cenum;
1438 NSString *name;
1439 NSColorList *clist;
1440
1441 #ifdef NS_IMPL_GNUSTEP
1442 /* XXX: who is wrong, the requestor or the implementation? */
1443 if ([nsname compare: @"Highlight" options: NSCaseInsensitiveSearch]
1444 == NSOrderedSame)
1445 nsname = @"highlightColor";
1446 #endif
1447
1448 lenum = [[NSColorList availableColorLists] objectEnumerator];
1449 while ( (clist = [lenum nextObject]) && new == nil)
1450 {
1451 cenum = [[clist allKeys] objectEnumerator];
1452 while ( (name = [cenum nextObject]) && new == nil )
1453 {
1454 if ([name compare: nsname
1455 options: NSCaseInsensitiveSearch] == NSOrderedSame )
1456 new = [clist colorWithKey: name];
1457 }
1458 }
1459 }
1460
1461 if (new)
1462 *col = [new colorUsingColorSpaceName: NSCalibratedRGBColorSpace];
1463 UNBLOCK_INPUT;
1464 return new ? 0 : 1;
1465 }
1466
1467
1468 static NSColor *
1469 ns_get_color_default (const char *name, NSColor *dflt)
1470 /* --------------------------------------------------------------------------
1471 Parse a color or use a default value
1472 -------------------------------------------------------------------------- */
1473 {
1474 NSColor * col;
1475
1476 if (ns_get_color (name, &col))
1477 return dflt;
1478 else
1479 return col;
1480 }
1481
1482
1483 int
1484 ns_lisp_to_color (Lisp_Object color, NSColor **col)
1485 /* --------------------------------------------------------------------------
1486 Convert a Lisp string object to a NS color
1487 -------------------------------------------------------------------------- */
1488 {
1489 NSTRACE (ns_lisp_to_color);
1490 if (STRINGP (color))
1491 return ns_get_color (SDATA (color), col);
1492 else if (SYMBOLP (color))
1493 return ns_get_color (SDATA (SYMBOL_NAME (color)), col);
1494 return 1;
1495 }
1496
1497
1498 Lisp_Object
1499 ns_color_to_lisp (NSColor *col)
1500 /* --------------------------------------------------------------------------
1501 Convert a color to a lisp string with the RGB equivalent
1502 -------------------------------------------------------------------------- */
1503 {
1504 CGFloat red, green, blue, alpha, gray;
1505 char buf[1024];
1506 const char *str;
1507 NSTRACE (ns_color_to_lisp);
1508
1509 BLOCK_INPUT;
1510 if ([[col colorSpaceName] isEqualToString: NSNamedColorSpace])
1511
1512 if ((str =[[col colorNameComponent] UTF8String]))
1513 {
1514 UNBLOCK_INPUT;
1515 return build_string ((char *)str);
1516 }
1517
1518 [[col colorUsingColorSpaceName: NSCalibratedRGBColorSpace]
1519 getRed: &red green: &green blue: &blue alpha: &alpha];
1520 if (red ==green && red ==blue)
1521 {
1522 [[col colorUsingColorSpaceName: NSCalibratedWhiteColorSpace]
1523 getWhite: &gray alpha: &alpha];
1524 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1525 lrint (gray * 0xff), lrint (gray * 0xff), lrint (gray * 0xff));
1526 UNBLOCK_INPUT;
1527 return build_string (buf);
1528 }
1529
1530 snprintf (buf, sizeof (buf), "#%2.2lx%2.2lx%2.2lx",
1531 lrint (red*0xff), lrint (green*0xff), lrint (blue*0xff));
1532
1533 UNBLOCK_INPUT;
1534 return build_string (buf);
1535 }
1536
1537
1538 void
1539 ns_query_color(void *col, XColor *color_def, int setPixel)
1540 /* --------------------------------------------------------------------------
1541 Get ARGB values out of NSColor col and put them into color_def.
1542 If setPixel, set the pixel to a concatenated version.
1543 and set color_def pixel to the resulting index.
1544 -------------------------------------------------------------------------- */
1545 {
1546 CGFloat r, g, b, a;
1547
1548 [((NSColor *)col) getRed: &r green: &g blue: &b alpha: &a];
1549 color_def->red = r * 65535;
1550 color_def->green = g * 65535;
1551 color_def->blue = b * 65535;
1552
1553 if (setPixel == YES)
1554 color_def->pixel
1555 = ARGB_TO_ULONG((int)(a*255),
1556 (int)(r*255), (int)(g*255), (int)(b*255));
1557 }
1558
1559
1560 int
1561 ns_defined_color (struct frame *f,
1562 const char *name,
1563 XColor *color_def,
1564 int alloc,
1565 char makeIndex)
1566 /* --------------------------------------------------------------------------
1567 Return 1 if named color found, and set color_def rgb accordingly.
1568 If makeIndex and alloc are nonzero put the color in the color_table,
1569 and set color_def pixel to the resulting index.
1570 If makeIndex is zero, set color_def pixel to ARGB.
1571 Return 0 if not found
1572 -------------------------------------------------------------------------- */
1573 {
1574 NSColor *col;
1575 NSTRACE (ns_defined_color);
1576
1577 BLOCK_INPUT;
1578 if (ns_get_color (name, &col) != 0) /* Color not found */
1579 {
1580 UNBLOCK_INPUT;
1581 return 0;
1582 }
1583 if (makeIndex && alloc)
1584 color_def->pixel = ns_index_color (col, f);
1585 ns_query_color (col, color_def, !makeIndex);
1586 UNBLOCK_INPUT;
1587 return 1;
1588 }
1589
1590
1591 unsigned long
1592 ns_get_rgb_color (struct frame *f, float r, float g, float b, float a)
1593 /* --------------------------------------------------------------------------
1594 return an autoreleased RGB color
1595 -------------------------------------------------------------------------- */
1596 {
1597 /*static int c = 1; fprintf (stderr, "color request %d\n", c++); */
1598 if (r < 0.0) r = 0.0;
1599 else if (r > 1.0) r = 1.0;
1600 if (g < 0.0) g = 0.0;
1601 else if (g > 1.0) g = 1.0;
1602 if (b < 0.0) b = 0.0;
1603 else if (b > 1.0) b = 1.0;
1604 if (a < 0.0) a = 0.0;
1605 else if (a > 1.0) a = 1.0;
1606 return (unsigned long) ns_index_color(
1607 [NSColor colorWithCalibratedRed: r green: g blue: b alpha: a], f);
1608 }
1609
1610
1611 void
1612 x_set_frame_alpha (struct frame *f)
1613 /* --------------------------------------------------------------------------
1614 change the entire-frame transparency
1615 -------------------------------------------------------------------------- */
1616 {
1617 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (f);
1618 EmacsView *view = FRAME_NS_VIEW (f);
1619 double alpha = 1.0;
1620 double alpha_min = 1.0;
1621
1622 if (dpyinfo->x_highlight_frame == f)
1623 alpha = f->alpha[0];
1624 else
1625 alpha = f->alpha[1];
1626
1627 if (FLOATP (Vframe_alpha_lower_limit))
1628 alpha_min = XFLOAT_DATA (Vframe_alpha_lower_limit);
1629 else if (INTEGERP (Vframe_alpha_lower_limit))
1630 alpha_min = (XINT (Vframe_alpha_lower_limit)) / 100.0;
1631
1632 if (alpha < 0.0)
1633 return;
1634 else if (1.0 < alpha)
1635 alpha = 1.0;
1636 else if (0.0 <= alpha && alpha < alpha_min && alpha_min <= 1.0)
1637 alpha = alpha_min;
1638
1639 #ifdef NS_IMPL_COCOA
1640 [[view window] setAlphaValue: alpha];
1641 #endif
1642 }
1643
1644
1645 /* ==========================================================================
1646
1647 Mouse handling
1648
1649 ========================================================================== */
1650
1651
1652 void
1653 x_set_mouse_pixel_position (struct frame *f, int pix_x, int pix_y)
1654 /* --------------------------------------------------------------------------
1655 Programmatically reposition mouse pointer in pixel coordinates
1656 -------------------------------------------------------------------------- */
1657 {
1658 NSTRACE (x_set_mouse_pixel_position);
1659 ns_raise_frame (f);
1660 #if 0
1661 /* FIXME: this does not work, and what about GNUstep? */
1662 #ifdef NS_IMPL_COCOA
1663 [FRAME_NS_VIEW (f) lockFocus];
1664 PSsetmouse ((float)pix_x, (float)pix_y);
1665 [FRAME_NS_VIEW (f) unlockFocus];
1666 #endif
1667 #endif
1668 }
1669
1670
1671 void
1672 x_set_mouse_position (struct frame *f, int h, int v)
1673 /* --------------------------------------------------------------------------
1674 Programmatically reposition mouse pointer in character coordinates
1675 -------------------------------------------------------------------------- */
1676 {
1677 int pix_x, pix_y;
1678
1679 pix_x = FRAME_COL_TO_PIXEL_X (f, h) + FRAME_COLUMN_WIDTH (f) / 2;
1680 pix_y = FRAME_LINE_TO_PIXEL_Y (f, v) + FRAME_LINE_HEIGHT (f) / 2;
1681
1682 if (pix_x < 0) pix_x = 0;
1683 if (pix_x > FRAME_PIXEL_WIDTH (f)) pix_x = FRAME_PIXEL_WIDTH (f);
1684
1685 if (pix_y < 0) pix_y = 0;
1686 if (pix_y > FRAME_PIXEL_HEIGHT (f)) pix_y = FRAME_PIXEL_HEIGHT (f);
1687
1688 x_set_mouse_pixel_position (f, pix_x, pix_y);
1689 }
1690
1691
1692 static int
1693 note_mouse_movement (struct frame *frame, float x, float y)
1694 /* ------------------------------------------------------------------------
1695 Called by EmacsView on mouseMovement events. Passes on
1696 to emacs mainstream code if we moved off of a rect of interest
1697 known as last_mouse_glyph.
1698 ------------------------------------------------------------------------ */
1699 {
1700 // NSTRACE (note_mouse_movement);
1701
1702 XSETFRAME (last_mouse_motion_frame, frame);
1703
1704 /* Note, this doesn't get called for enter/leave, since we don't have a
1705 position. Those are taken care of in the corresponding NSView methods. */
1706
1707 /* has movement gone beyond last rect we were tracking? */
1708 if (x < last_mouse_glyph.origin.x ||
1709 x >= (last_mouse_glyph.origin.x + last_mouse_glyph.size.width) ||
1710 y < last_mouse_glyph.origin.y ||
1711 y >= (last_mouse_glyph.origin.y + last_mouse_glyph.size.height))
1712 {
1713 ns_update_begin(frame);
1714 frame->mouse_moved = 1;
1715 note_mouse_highlight (frame, x, y);
1716 remember_mouse_glyph (frame, x, y, &last_mouse_glyph);
1717 ns_update_end(frame);
1718 return 1;
1719 }
1720
1721 return 0;
1722 }
1723
1724
1725 static void
1726 ns_mouse_position (struct frame **fp, int insist, Lisp_Object *bar_window,
1727 enum scroll_bar_part *part, Lisp_Object *x, Lisp_Object *y,
1728 unsigned long *time)
1729 /* --------------------------------------------------------------------------
1730 External (hook): inform emacs about mouse position and hit parts.
1731 If a scrollbar is being dragged, set bar_window, part, x, y, time.
1732 x & y should be position in the scrollbar (the whole bar, not the handle)
1733 and length of scrollbar respectively
1734 -------------------------------------------------------------------------- */
1735 {
1736 id view;
1737 NSPoint position;
1738 int xchar, ychar;
1739 Lisp_Object frame, tail;
1740 struct frame *f;
1741 struct ns_display_info *dpyinfo;
1742
1743 NSTRACE (ns_mouse_position);
1744
1745 if (*fp == NULL)
1746 {
1747 fprintf (stderr, "Warning: ns_mouse_position () called with null *fp.\n");
1748 return;
1749 }
1750
1751 dpyinfo = FRAME_NS_DISPLAY_INFO (*fp);
1752
1753 BLOCK_INPUT;
1754
1755 if (last_mouse_scroll_bar != nil && insist == 0)
1756 {
1757 /* TODO: we do not use this path at the moment because drag events will
1758 go directly to the EmacsScroller. Leaving code in for now. */
1759 [last_mouse_scroll_bar getMouseMotionPart: (int *)part window: bar_window
1760 x: x y: y];
1761 if (time) *time = last_mouse_movement_time;
1762 last_mouse_scroll_bar = nil;
1763 }
1764 else
1765 {
1766 /* Clear the mouse-moved flag for every frame on this display. */
1767 FOR_EACH_FRAME (tail, frame)
1768 if (FRAME_NS_P (XFRAME (frame))
1769 && FRAME_NS_DISPLAY (XFRAME (frame)) == FRAME_NS_DISPLAY (*fp))
1770 XFRAME (frame)->mouse_moved = 0;
1771
1772 last_mouse_scroll_bar = nil;
1773 if (last_mouse_frame && FRAME_LIVE_P (last_mouse_frame))
1774 f = last_mouse_frame;
1775 else
1776 f = dpyinfo->x_focus_frame ? dpyinfo->x_focus_frame
1777 : SELECTED_FRAME ();
1778
1779 if (f && f->output_data.ns) /* TODO: 2nd check no longer needed? */
1780 {
1781 view = FRAME_NS_VIEW (*fp);
1782
1783 position = [[view window] mouseLocationOutsideOfEventStream];
1784 position = [view convertPoint: position fromView: nil];
1785 remember_mouse_glyph (f, position.x, position.y, &last_mouse_glyph);
1786 /*fprintf (stderr, "ns_mouse_position: %.0f, %.0f\n", position.x, position.y); */
1787
1788 if (bar_window) *bar_window = Qnil;
1789 if (part) *part = 0; /*scroll_bar_handle; */
1790
1791 if (x) XSETINT (*x, lrint (position.x));
1792 if (y) XSETINT (*y, lrint (position.y));
1793 if (time) *time = last_mouse_movement_time;
1794 *fp = f;
1795 }
1796 }
1797
1798 UNBLOCK_INPUT;
1799 }
1800
1801
1802 static void
1803 ns_frame_up_to_date (struct frame *f)
1804 /* --------------------------------------------------------------------------
1805 External (hook): Fix up mouse highlighting right after a full update.
1806 Some highlighting was deferred if GC was happening during
1807 note_mouse_highlight (), while other highlighting was deferred for update.
1808 -------------------------------------------------------------------------- */
1809 {
1810 NSTRACE (ns_frame_up_to_date);
1811
1812 if (FRAME_NS_P (f))
1813 {
1814 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (f);
1815 if ((hlinfo->mouse_face_deferred_gc || f ==hlinfo->mouse_face_mouse_frame)
1816 /*&& hlinfo->mouse_face_mouse_frame*/)
1817 {
1818 BLOCK_INPUT;
1819 ns_update_begin(f);
1820 if (hlinfo->mouse_face_mouse_frame)
1821 note_mouse_highlight (hlinfo->mouse_face_mouse_frame,
1822 hlinfo->mouse_face_mouse_x,
1823 hlinfo->mouse_face_mouse_y);
1824 hlinfo->mouse_face_deferred_gc = 0;
1825 ns_update_end(f);
1826 UNBLOCK_INPUT;
1827 }
1828 }
1829 }
1830
1831
1832 void
1833 ns_define_frame_cursor (struct frame *f, Cursor cursor)
1834 /* --------------------------------------------------------------------------
1835 External (RIF): set frame mouse pointer type.
1836 -------------------------------------------------------------------------- */
1837 {
1838 NSTRACE (ns_define_frame_cursor);
1839 if (FRAME_POINTER_TYPE (f) != cursor)
1840 {
1841 EmacsView *view = FRAME_NS_VIEW (f);
1842 FRAME_POINTER_TYPE (f) = cursor;
1843 [[view window] invalidateCursorRectsForView: view];
1844 /* Redisplay assumes this function also draws the changed frame
1845 cursor, but this function doesn't, so do it explicitly. */
1846 x_update_cursor (f, 1);
1847 }
1848 }
1849
1850
1851
1852 /* ==========================================================================
1853
1854 Keyboard handling
1855
1856 ========================================================================== */
1857
1858
1859 static unsigned
1860 ns_convert_key (unsigned code)
1861 /* --------------------------------------------------------------------------
1862 Internal call used by NSView-keyDown.
1863 -------------------------------------------------------------------------- */
1864 {
1865 const unsigned last_keysym = (sizeof (convert_ns_to_X_keysym)
1866 / sizeof (convert_ns_to_X_keysym[0]));
1867 unsigned keysym;
1868 /* An array would be faster, but less easy to read. */
1869 for (keysym = 0; keysym < last_keysym; keysym += 2)
1870 if (code == convert_ns_to_X_keysym[keysym])
1871 return 0xFF00 | convert_ns_to_X_keysym[keysym+1];
1872 return 0;
1873 /* if decide to use keyCode and Carbon table, use this line:
1874 return code > 0xff ? 0 : 0xFF00 | ns_keycode_to_xkeysym_table[code]; */
1875 }
1876
1877
1878 char *
1879 x_get_keysym_name (int keysym)
1880 /* --------------------------------------------------------------------------
1881 Called by keyboard.c. Not sure if the return val is important, except
1882 that it be unique.
1883 -------------------------------------------------------------------------- */
1884 {
1885 static char value[16];
1886 NSTRACE (x_get_keysym_name);
1887 sprintf (value, "%d", keysym);
1888 return value;
1889 }
1890
1891
1892
1893 /* ==========================================================================
1894
1895 Block drawing operations
1896
1897 ========================================================================== */
1898
1899
1900 static void
1901 ns_redraw_scroll_bars (struct frame *f)
1902 {
1903 int i;
1904 id view;
1905 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
1906 NSTRACE (ns_judge_scroll_bars);
1907 for (i =[subviews count]-1; i >= 0; i--)
1908 {
1909 view = [subviews objectAtIndex: i];
1910 if (![view isKindOfClass: [EmacsScroller class]]) continue;
1911 [view display];
1912 }
1913 }
1914
1915
1916 void
1917 ns_clear_frame (struct frame *f)
1918 /* --------------------------------------------------------------------------
1919 External (hook): Erase the entire frame
1920 -------------------------------------------------------------------------- */
1921 {
1922 NSView *view = FRAME_NS_VIEW (f);
1923 NSRect r;
1924
1925 NSTRACE (ns_clear_frame);
1926 if (ns_in_resize)
1927 return;
1928
1929 /* comes on initial frame because we have
1930 after-make-frame-functions = select-frame */
1931 if (!FRAME_DEFAULT_FACE (f))
1932 return;
1933
1934 mark_window_cursors_off (XWINDOW (FRAME_ROOT_WINDOW (f)));
1935
1936 output_cursor.hpos = output_cursor.vpos = 0;
1937 output_cursor.x = -1;
1938
1939 r = [view bounds];
1940
1941 BLOCK_INPUT;
1942 ns_focus (f, &r, 1);
1943 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (FRAME_DEFAULT_FACE (f)), f) set];
1944 NSRectFill (r);
1945 ns_unfocus (f);
1946
1947 #ifdef NS_IMPL_COCOA
1948 [[view window] display]; /* redraw resize handle */
1949 #endif
1950
1951 /* as of 2006/11 or so this is now needed */
1952 ns_redraw_scroll_bars (f);
1953 UNBLOCK_INPUT;
1954 }
1955
1956
1957 void
1958 ns_clear_frame_area (struct frame *f, int x, int y, int width, int height)
1959 /* --------------------------------------------------------------------------
1960 External (RIF): Clear section of frame
1961 -------------------------------------------------------------------------- */
1962 {
1963 NSRect r = NSMakeRect (x, y, width, height);
1964 NSView *view = FRAME_NS_VIEW (f);
1965 struct face *face = FRAME_DEFAULT_FACE (f);
1966
1967 if (!view || !face)
1968 return;
1969
1970 NSTRACE (ns_clear_frame_area);
1971
1972 r = NSIntersectionRect (r, [view frame]);
1973 ns_focus (f, &r, 1);
1974 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), f) set];
1975
1976 #ifdef NS_IMPL_COCOA
1977 {
1978 /* clip out the resize handle */
1979 NSWindow *window = [FRAME_NS_VIEW (f) window];
1980 NSRect ir
1981 = [view convertRect: ns_resize_handle_rect (window) fromView: nil];
1982
1983 ir = NSIntersectionRect (r, ir);
1984 if (NSIsEmptyRect (ir))
1985 {
1986 #endif
1987
1988 NSRectFill (r);
1989
1990 #ifdef NS_IMPL_COCOA
1991 }
1992 else
1993 {
1994 NSRect r1 = r, r2 = r; /* upper and lower non-intersecting */
1995 r1.size.height -= ir.size.height;
1996 r2.origin.y += r1.size.height;
1997 r2.size.width -= ir.size.width;
1998 r2.size.height = ir.size.height;
1999 NSRectFill (r1);
2000 NSRectFill (r2);
2001 }
2002 }
2003 #endif
2004
2005 ns_unfocus (f);
2006 return;
2007 }
2008
2009
2010 static void
2011 ns_scroll_run (struct window *w, struct run *run)
2012 /* --------------------------------------------------------------------------
2013 External (RIF): Insert or delete n lines at line vpos
2014 -------------------------------------------------------------------------- */
2015 {
2016 struct frame *f = XFRAME (w->frame);
2017 int x, y, width, height, from_y, to_y, bottom_y;
2018
2019 NSTRACE (ns_scroll_run);
2020
2021 /* begin copy from other terms */
2022 /* Get frame-relative bounding box of the text display area of W,
2023 without mode lines. Include in this box the left and right
2024 fringe of W. */
2025 window_box (w, -1, &x, &y, &width, &height);
2026
2027 from_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->current_y);
2028 to_y = WINDOW_TO_FRAME_PIXEL_Y (w, run->desired_y);
2029 bottom_y = y + height;
2030
2031 if (to_y < from_y)
2032 {
2033 /* Scrolling up. Make sure we don't copy part of the mode
2034 line at the bottom. */
2035 if (from_y + run->height > bottom_y)
2036 height = bottom_y - from_y;
2037 else
2038 height = run->height;
2039 }
2040 else
2041 {
2042 /* Scolling down. Make sure we don't copy over the mode line.
2043 at the bottom. */
2044 if (to_y + run->height > bottom_y)
2045 height = bottom_y - to_y;
2046 else
2047 height = run->height;
2048 }
2049 /* end copy from other terms */
2050
2051 if (height == 0)
2052 return;
2053
2054 BLOCK_INPUT;
2055
2056 updated_window = w;
2057 x_clear_cursor (w);
2058
2059 {
2060 NSRect srcRect = NSMakeRect (x, from_y, width, height);
2061 NSRect dstRect = NSMakeRect (x, to_y, width, height);
2062 NSPoint dstOrigin = NSMakePoint (x, to_y);
2063
2064 ns_focus (f, &dstRect, 1);
2065 NSCopyBits (0, srcRect , dstOrigin);
2066 ns_unfocus (f);
2067 }
2068
2069 UNBLOCK_INPUT;
2070 }
2071
2072
2073 static void
2074 ns_after_update_window_line (struct glyph_row *desired_row)
2075 /* --------------------------------------------------------------------------
2076 External (RIF): preparatory to fringe update after text was updated
2077 -------------------------------------------------------------------------- */
2078 {
2079 struct window *w = updated_window;
2080 struct frame *f;
2081 int width, height;
2082
2083 NSTRACE (ns_after_update_window_line);
2084
2085 /* begin copy from other terms */
2086 xassert (w);
2087
2088 if (!desired_row->mode_line_p && !w->pseudo_window_p)
2089 desired_row->redraw_fringe_bitmaps_p = 1;
2090
2091 /* When a window has disappeared, make sure that no rest of
2092 full-width rows stays visible in the internal border.
2093 Under NS this is drawn inside the fringes. */
2094 if (windows_or_buffers_changed
2095 && (f = XFRAME (w->frame),
2096 width = FRAME_INTERNAL_BORDER_WIDTH (f),
2097 width != 0)
2098 && (height = desired_row->visible_height,
2099 height > 0))
2100 {
2101 int y = WINDOW_TO_FRAME_PIXEL_Y (w, max (0, desired_row->y));
2102
2103 /* Internal border is drawn below the tool bar. */
2104 if (WINDOWP (f->tool_bar_window)
2105 && w == XWINDOW (f->tool_bar_window))
2106 y -= width;
2107 /* end copy from other terms */
2108
2109 BLOCK_INPUT;
2110 if (!desired_row->full_width_p)
2111 {
2112 int x1 = WINDOW_LEFT_SCROLL_BAR_AREA_WIDTH (w)
2113 + WINDOW_LEFT_FRINGE_WIDTH (w);
2114 int x2 = WINDOW_LEFT_SCROLL_BAR_AREA_WIDTH (w)
2115 + FRAME_PIXEL_WIDTH (f) - NS_SCROLL_BAR_WIDTH (f)
2116 - WINDOW_RIGHT_FRINGE_WIDTH (w)
2117 - FRAME_INTERNAL_BORDER_WIDTH (f);
2118 ns_clear_frame_area (f, x1, y, width, height);
2119 ns_clear_frame_area (f, x2, y, width, height);
2120 }
2121 UNBLOCK_INPUT;
2122 }
2123 }
2124
2125
2126 static void
2127 ns_shift_glyphs_for_insert (struct frame *f,
2128 int x, int y, int width, int height,
2129 int shift_by)
2130 /* --------------------------------------------------------------------------
2131 External (RIF): copy an area horizontally, don't worry about clearing src
2132 -------------------------------------------------------------------------- */
2133 {
2134 NSRect srcRect = NSMakeRect (x, y, width, height);
2135 NSRect dstRect = NSMakeRect (x+shift_by, y, width, height);
2136 NSPoint dstOrigin = dstRect.origin;
2137
2138 NSTRACE (ns_shift_glyphs_for_insert);
2139
2140 ns_focus (f, &dstRect, 1);
2141 NSCopyBits (0, srcRect, dstOrigin);
2142 ns_unfocus (f);
2143 }
2144
2145
2146
2147 /* ==========================================================================
2148
2149 Character encoding and metrics
2150
2151 ========================================================================== */
2152
2153
2154 static inline void
2155 ns_compute_glyph_string_overhangs (struct glyph_string *s)
2156 /* --------------------------------------------------------------------------
2157 External (RIF); compute left/right overhang of whole string and set in s
2158 -------------------------------------------------------------------------- */
2159 {
2160 struct face *face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2161 struct font *font = s->font; /*face->font; */
2162
2163 if (s->char2b)
2164 {
2165 struct font_metrics metrics;
2166 unsigned int codes[2];
2167 codes[0] = *(s->char2b);
2168 codes[1] = *(s->char2b + s->nchars - 1);
2169
2170 font->driver->text_extents (font, codes, 2, &metrics);
2171 s->left_overhang = -metrics.lbearing;
2172 s->right_overhang
2173 = metrics.rbearing > metrics.width
2174 ? metrics.rbearing - metrics.width : 0;
2175 }
2176 else
2177 {
2178 s->left_overhang = 0;
2179 s->right_overhang = ((struct nsfont_info *)font)->ital ?
2180 FONT_HEIGHT (font) * 0.2 : 0;
2181 }
2182 }
2183
2184
2185
2186 /* ==========================================================================
2187
2188 Fringe and cursor drawing
2189
2190 ========================================================================== */
2191
2192
2193 extern int max_used_fringe_bitmap;
2194 static void
2195 ns_draw_fringe_bitmap (struct window *w, struct glyph_row *row,
2196 struct draw_fringe_bitmap_params *p)
2197 /* --------------------------------------------------------------------------
2198 External (RIF); fringe-related
2199 -------------------------------------------------------------------------- */
2200 {
2201 struct frame *f = XFRAME (WINDOW_FRAME (w));
2202 struct face *face = p->face;
2203 int rowY;
2204 static EmacsImage **bimgs = NULL;
2205 static int nBimgs = 0;
2206 /* NS-specific: move internal border inside fringe */
2207 int x = p->bx < 0 ? p->x : p->bx;
2208 int wd = p->bx < 0 ? p->wd : p->nx;
2209 BOOL fringeOnVeryLeft
2210 = x - WINDOW_LEFT_SCROLL_BAR_COLS (w) * WINDOW_FRAME_COLUMN_WIDTH (w)
2211 - FRAME_INTERNAL_BORDER_WIDTH (f) < 10;
2212 BOOL fringeOnVeryRight
2213 = FRAME_PIXEL_WIDTH (f) - x - wd - FRAME_INTERNAL_BORDER_WIDTH (f)
2214 - WINDOW_RIGHT_SCROLL_BAR_COLS (w) * WINDOW_FRAME_COLUMN_WIDTH (w) < 10;
2215 int xAdjust = FRAME_INTERNAL_BORDER_WIDTH (f) *
2216 (fringeOnVeryLeft ? -1 : (fringeOnVeryRight ? 1 : 0));
2217
2218 /* grow bimgs if needed */
2219 if (nBimgs < max_used_fringe_bitmap)
2220 {
2221 EmacsImage **newBimgs
2222 = xmalloc (max_used_fringe_bitmap * sizeof (EmacsImage *));
2223 memset (newBimgs, 0, max_used_fringe_bitmap * sizeof (EmacsImage *));
2224
2225 if (nBimgs)
2226 {
2227 memcpy (newBimgs, bimgs, nBimgs * sizeof (EmacsImage *));
2228 xfree (bimgs);
2229 }
2230
2231 bimgs = newBimgs;
2232 nBimgs = max_used_fringe_bitmap;
2233 }
2234
2235 /* Must clip because of partially visible lines. */
2236 rowY = WINDOW_TO_FRAME_PIXEL_Y (w, row->y);
2237 ns_clip_to_row (w, row, -1, YES);
2238
2239 if (p->bx >= 0 && !p->overlay_p)
2240 {
2241 int yAdjust = rowY - FRAME_INTERNAL_BORDER_WIDTH (f) < 5 ?
2242 -FRAME_INTERNAL_BORDER_WIDTH (f) : 0;
2243 int yIncr = FRAME_PIXEL_HEIGHT (f) - (p->by+yAdjust + p->ny) < 5 ?
2244 FRAME_INTERNAL_BORDER_WIDTH (f) : 0
2245 + (yAdjust ? FRAME_INTERNAL_BORDER_WIDTH (f) : 0);
2246 NSRect r = NSMakeRect (p->bx+xAdjust, p->by+yAdjust, p->nx, p->ny+yIncr);
2247 NSRectClip (r);
2248 [ns_lookup_indexed_color(face->background, f) set];
2249 NSRectFill (r);
2250 }
2251
2252 if (p->which)
2253 {
2254 NSRect r = NSMakeRect (p->x+xAdjust, p->y, p->wd, p->h);
2255 NSPoint pt = r.origin;
2256 EmacsImage *img = bimgs[p->which - 1];
2257
2258 if (!img)
2259 {
2260 unsigned short *bits = p->bits + p->dh;
2261 int len = 8 * p->h/8;
2262 int i;
2263 unsigned char *cbits = xmalloc (len);
2264
2265 for (i =0; i<len; i++)
2266 cbits[i] = ~(bits[i] & 0xff);
2267 img = [[EmacsImage alloc] initFromXBM: cbits width: 8 height: p->h
2268 flip: NO];
2269 bimgs[p->which - 1] = img;
2270 xfree (cbits);
2271 }
2272
2273 NSRectClip (r);
2274 /* Since we composite the bitmap instead of just blitting it, we need
2275 to erase the whole background. */
2276 [ns_lookup_indexed_color(face->background, f) set];
2277 NSRectFill (r);
2278 pt.y += p->h;
2279 [img setXBMColor: ns_lookup_indexed_color(face->foreground, f)];
2280 [img compositeToPoint: pt operation: NSCompositeSourceOver];
2281 }
2282 ns_unfocus (f);
2283 }
2284
2285
2286 void
2287 ns_draw_window_cursor (struct window *w, struct glyph_row *glyph_row,
2288 int x, int y, int cursor_type, int cursor_width,
2289 int on_p, int active_p)
2290 /* --------------------------------------------------------------------------
2291 External call (RIF): draw cursor
2292 (modeled after x_draw_window_cursor
2293 FIXME: cursor_width is effectively bogus -- it sometimes gets set
2294 in xdisp.c set_frame_cursor_types, sometimes left uninitialized;
2295 DON'T USE IT (no other terms do)
2296 -------------------------------------------------------------------------- */
2297 {
2298 NSRect r, s;
2299 int fx, fy, h;
2300 struct frame *f = WINDOW_XFRAME (w);
2301 struct glyph *phys_cursor_glyph;
2302 int overspill;
2303 struct glyph *cursor_glyph;
2304
2305 /* If cursor is out of bounds, don't draw garbage. This can happen
2306 in mini-buffer windows when switching between echo area glyphs
2307 and mini-buffer. */
2308
2309 NSTRACE (dumpcursor);
2310 //fprintf(stderr, "drawcursor (%d,%d) activep = %d\tonp = %d\tc_type = %d\twidth = %d\n",x,y, active_p,on_p,cursor_type,cursor_width);
2311
2312 if (!on_p)
2313 return;
2314
2315 w->phys_cursor_type = cursor_type;
2316 w->phys_cursor_on_p = on_p;
2317
2318 if (cursor_type == NO_CURSOR)
2319 {
2320 w->phys_cursor_width = 0;
2321 return;
2322 }
2323
2324 if ((phys_cursor_glyph = get_phys_cursor_glyph (w)) == NULL)
2325 {
2326 if (glyph_row->exact_window_width_line_p
2327 && w->phys_cursor.hpos >= glyph_row->used[TEXT_AREA])
2328 {
2329 glyph_row->cursor_in_fringe_p = 1;
2330 draw_fringe_bitmap (w, glyph_row, 0);
2331 }
2332 return;
2333 }
2334
2335 get_phys_cursor_geometry (w, glyph_row, phys_cursor_glyph, &fx, &fy, &h);
2336
2337 r.origin.x = fx, r.origin.y = fy;
2338 r.size.height = h;
2339 r.size.width = w->phys_cursor_width;
2340
2341 /* FIXME: if we overwrite the internal border area, it does not get erased;
2342 fix by truncating cursor, but better would be to erase properly */
2343 overspill = r.origin.x + r.size.width -
2344 WINDOW_TEXT_TO_FRAME_PIXEL_X (w, WINDOW_BOX_RIGHT_EDGE_X (w)
2345 - WINDOW_TOTAL_FRINGE_WIDTH (w) - FRAME_INTERNAL_BORDER_WIDTH (f));
2346 if (overspill > 0)
2347 r.size.width -= overspill;
2348
2349 /* TODO: only needed in rare cases with last-resort font in HELLO..
2350 should we do this more efficiently? */
2351 ns_clip_to_row (w, glyph_row, -1, NO); /* do ns_focus(f, &r, 1); if remove */
2352 [FRAME_CURSOR_COLOR (f) set];
2353
2354 #ifdef NS_IMPL_COCOA
2355 /* TODO: This makes drawing of cursor plus that of phys_cursor_glyph
2356 atomic. Cleaner ways of doing this should be investigated.
2357 One way would be to set a global variable DRAWING_CURSOR
2358 when making the call to draw_phys..(), don't focus in that
2359 case, then move the ns_unfocus() here after that call. */
2360 NSDisableScreenUpdates ();
2361 #endif
2362
2363 switch (cursor_type)
2364 {
2365 case NO_CURSOR:
2366 break;
2367 case FILLED_BOX_CURSOR:
2368 NSRectFill (r);
2369 break;
2370 case HOLLOW_BOX_CURSOR:
2371 NSRectFill (r);
2372 [FRAME_BACKGROUND_COLOR (f) set];
2373 NSRectFill (NSInsetRect (r, 1, 1));
2374 [FRAME_CURSOR_COLOR (f) set];
2375 break;
2376 case HBAR_CURSOR:
2377 s = r;
2378 s.origin.y += lrint (0.75 * s.size.height);
2379 s.size.height = lrint (s.size.height * 0.25);
2380 NSRectFill (s);
2381 break;
2382 case BAR_CURSOR:
2383 s = r;
2384 s.size.width = min (cursor_width, 2); //FIXME(see above)
2385
2386 /* If the character under cursor is R2L, draw the bar cursor
2387 on the right of its glyph, rather than on the left. */
2388 cursor_glyph = get_phys_cursor_glyph (w);
2389 if ((cursor_glyph->resolved_level & 1) != 0)
2390 s.origin.x += cursor_glyph->pixel_width - s.size.width;
2391
2392 NSRectFill (s);
2393 break;
2394 }
2395 ns_unfocus (f);
2396
2397 /* draw the character under the cursor */
2398 if (cursor_type != NO_CURSOR)
2399 draw_phys_cursor_glyph (w, glyph_row, DRAW_CURSOR);
2400
2401 #ifdef NS_IMPL_COCOA
2402 NSEnableScreenUpdates ();
2403 #endif
2404
2405 }
2406
2407
2408 static void
2409 ns_draw_vertical_window_border (struct window *w, int x, int y0, int y1)
2410 /* --------------------------------------------------------------------------
2411 External (RIF): Draw a vertical line.
2412 -------------------------------------------------------------------------- */
2413 {
2414 struct frame *f = XFRAME (WINDOW_FRAME (w));
2415 struct face *face;
2416 NSRect r = NSMakeRect (x, y0, 1, y1-y0);
2417
2418 NSTRACE (ns_draw_vertical_window_border);
2419
2420 face = FACE_FROM_ID (f, VERTICAL_BORDER_FACE_ID);
2421 if (face)
2422 [ns_lookup_indexed_color(face->foreground, f) set];
2423
2424 ns_focus (f, &r, 1);
2425 NSRectFill(r);
2426 ns_unfocus (f);
2427 }
2428
2429
2430 void
2431 show_hourglass (struct atimer *timer)
2432 {
2433 if (hourglass_shown_p)
2434 return;
2435
2436 BLOCK_INPUT;
2437
2438 /* TODO: add NSProgressIndicator to selected frame (see macfns.c) */
2439
2440 hourglass_shown_p = 1;
2441 UNBLOCK_INPUT;
2442 }
2443
2444
2445 void
2446 hide_hourglass (void)
2447 {
2448 if (!hourglass_shown_p)
2449 return;
2450
2451 BLOCK_INPUT;
2452
2453 /* TODO: remove NSProgressIndicator from all frames */
2454
2455 hourglass_shown_p = 0;
2456 UNBLOCK_INPUT;
2457 }
2458
2459
2460
2461 /* ==========================================================================
2462
2463 Glyph drawing operations
2464
2465 ========================================================================== */
2466
2467
2468 static inline NSRect
2469 ns_fix_rect_ibw (NSRect r, int fibw, int frame_pixel_width)
2470 /* --------------------------------------------------------------------------
2471 Under NS we draw internal borders inside fringes, and want full-width
2472 rendering to go all the way to edge. This function makes that correction.
2473 -------------------------------------------------------------------------- */
2474 {
2475 if (r.origin.y <= fibw+1)
2476 {
2477 r.size.height += r.origin.y;
2478 r.origin.y = 0;
2479 }
2480 if (r.origin.x <= fibw+1)
2481 {
2482 r.size.width += r.origin.x;
2483 r.origin.x = 0;
2484 }
2485 if (frame_pixel_width - (r.origin.x+r.size.width) <= fibw+1)
2486 r.size.width += fibw;
2487
2488 return r;
2489 }
2490
2491
2492 static int
2493 ns_get_glyph_string_clip_rect (struct glyph_string *s, NativeRectangle *nr)
2494 /* --------------------------------------------------------------------------
2495 Wrapper utility to account for internal border width on full-width lines,
2496 and allow top full-width rows to hit the frame top. nr should be pointer
2497 to two successive NSRects. Number of rects actually used is returned.
2498 -------------------------------------------------------------------------- */
2499 {
2500 int n = get_glyph_string_clip_rects (s, nr, 2);
2501 if (s->row->full_width_p)
2502 {
2503 *nr = ns_fix_rect_ibw (*nr, FRAME_INTERNAL_BORDER_WIDTH (s->f),
2504 FRAME_PIXEL_WIDTH (s->f));
2505 if (n == 2)
2506 *nr = ns_fix_rect_ibw (*(nr+1), FRAME_INTERNAL_BORDER_WIDTH (s->f),
2507 FRAME_PIXEL_WIDTH (s->f));
2508 }
2509 return n;
2510 }
2511
2512
2513 static void
2514 ns_draw_box (NSRect r, float thickness, NSColor *col, char left_p, char right_p)
2515 /* --------------------------------------------------------------------------
2516 Draw an unfilled rect inside r, optionally leaving left and/or right open.
2517 Note we can't just use an NSDrawRect command, because of the possibility
2518 of some sides not being drawn, and because the rect will be filled.
2519 -------------------------------------------------------------------------- */
2520 {
2521 NSRect s = r;
2522 [col set];
2523
2524 /* top, bottom */
2525 s.size.height = thickness;
2526 NSRectFill (s);
2527 s.origin.y += r.size.height - thickness;
2528 NSRectFill (s);
2529
2530 s.size.height = r.size.height;
2531 s.origin.y = r.origin.y;
2532
2533 /* left, right (optional) */
2534 s.size.width = thickness;
2535 if (left_p)
2536 NSRectFill (s);
2537 if (right_p)
2538 {
2539 s.origin.x += r.size.width - thickness;
2540 NSRectFill (s);
2541 }
2542 }
2543
2544
2545 static void
2546 ns_draw_relief (NSRect r, int thickness, char raised_p,
2547 char top_p, char bottom_p, char left_p, char right_p,
2548 struct glyph_string *s)
2549 /* --------------------------------------------------------------------------
2550 Draw a relief rect inside r, optionally leaving some sides open.
2551 Note we can't just use an NSDrawBezel command, because of the possibility
2552 of some sides not being drawn, and because the rect will be filled.
2553 -------------------------------------------------------------------------- */
2554 {
2555 static NSColor *baseCol = nil, *lightCol = nil, *darkCol = nil;
2556 NSColor *newBaseCol = nil;
2557 NSRect sr = r;
2558
2559 NSTRACE (ns_draw_relief);
2560
2561 /* set up colors */
2562
2563 if (s->face->use_box_color_for_shadows_p)
2564 {
2565 newBaseCol = ns_lookup_indexed_color (s->face->box_color, s->f);
2566 }
2567 /* else if (s->first_glyph->type == IMAGE_GLYPH
2568 && s->img->pixmap
2569 && !IMAGE_BACKGROUND_TRANSPARENT (s->img, s->f, 0))
2570 {
2571 newBaseCol = IMAGE_BACKGROUND (s->img, s->f, 0);
2572 } */
2573 else
2574 {
2575 newBaseCol = ns_lookup_indexed_color (s->face->background, s->f);
2576 }
2577
2578 if (newBaseCol == nil)
2579 newBaseCol = [NSColor grayColor];
2580
2581 if (newBaseCol != baseCol) /* TODO: better check */
2582 {
2583 [baseCol release];
2584 baseCol = [newBaseCol retain];
2585 [lightCol release];
2586 lightCol = [[baseCol highlightWithLevel: 0.2] retain];
2587 [darkCol release];
2588 darkCol = [[baseCol shadowWithLevel: 0.3] retain];
2589 }
2590
2591 [(raised_p ? lightCol : darkCol) set];
2592
2593 /* TODO: mitering. Using NSBezierPath doesn't work because of color switch. */
2594
2595 /* top */
2596 sr.size.height = thickness;
2597 if (top_p) NSRectFill (sr);
2598
2599 /* left */
2600 sr.size.height = r.size.height;
2601 sr.size.width = thickness;
2602 if (left_p) NSRectFill (sr);
2603
2604 [(raised_p ? darkCol : lightCol) set];
2605
2606 /* bottom */
2607 sr.size.width = r.size.width;
2608 sr.size.height = thickness;
2609 sr.origin.y += r.size.height - thickness;
2610 if (bottom_p) NSRectFill (sr);
2611
2612 /* right */
2613 sr.size.height = r.size.height;
2614 sr.origin.y = r.origin.y;
2615 sr.size.width = thickness;
2616 sr.origin.x += r.size.width - thickness;
2617 if (right_p) NSRectFill (sr);
2618 }
2619
2620
2621 static void
2622 ns_dumpglyphs_box_or_relief (struct glyph_string *s)
2623 /* --------------------------------------------------------------------------
2624 Function modeled after x_draw_glyph_string_box ().
2625 Sets up parameters for drawing.
2626 -------------------------------------------------------------------------- */
2627 {
2628 int right_x, last_x;
2629 char left_p, right_p;
2630 struct glyph *last_glyph;
2631 NSRect r;
2632 int thickness;
2633 struct face *face;
2634
2635 if (s->hl == DRAW_MOUSE_FACE)
2636 {
2637 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2638 if (!face)
2639 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2640 }
2641 else
2642 face = s->face;
2643
2644 thickness = face->box_line_width;
2645
2646 NSTRACE (ns_dumpglyphs_box_or_relief);
2647
2648 last_x = ((s->row->full_width_p && !s->w->pseudo_window_p)
2649 ? WINDOW_RIGHT_EDGE_X (s->w)
2650 : window_box_right (s->w, s->area));
2651 last_glyph = (s->cmp || s->img
2652 ? s->first_glyph : s->first_glyph + s->nchars-1);
2653
2654 right_x = ((s->row->full_width_p && s->extends_to_end_of_line_p
2655 ? last_x - 1 : min (last_x, s->x + s->background_width) - 1));
2656
2657 left_p = (s->first_glyph->left_box_line_p
2658 || (s->hl == DRAW_MOUSE_FACE
2659 && (s->prev == NULL || s->prev->hl != s->hl)));
2660 right_p = (last_glyph->right_box_line_p
2661 || (s->hl == DRAW_MOUSE_FACE
2662 && (s->next == NULL || s->next->hl != s->hl)));
2663
2664 r = NSMakeRect (s->x, s->y, right_x - s->x + 1, s->height);
2665
2666 /* expand full-width row over internal borders */
2667 if (s->row->full_width_p)
2668 r = ns_fix_rect_ibw (r, FRAME_INTERNAL_BORDER_WIDTH (s->f),
2669 FRAME_PIXEL_WIDTH (s->f));
2670
2671 /* TODO: Sometimes box_color is 0 and this seems wrong; should investigate. */
2672 if (s->face->box == FACE_SIMPLE_BOX && s->face->box_color)
2673 {
2674 ns_draw_box (r, abs (thickness),
2675 ns_lookup_indexed_color (face->box_color, s->f),
2676 left_p, right_p);
2677 }
2678 else
2679 {
2680 ns_draw_relief (r, abs (thickness), s->face->box == FACE_RAISED_BOX,
2681 1, 1, left_p, right_p, s);
2682 }
2683 }
2684
2685
2686 static void
2687 ns_maybe_dumpglyphs_background (struct glyph_string *s, char force_p)
2688 /* --------------------------------------------------------------------------
2689 Modeled after x_draw_glyph_string_background, which draws BG in
2690 certain cases. Others are left to the text rendering routine.
2691 -------------------------------------------------------------------------- */
2692 {
2693 NSTRACE (ns_maybe_dumpglyphs_background);
2694
2695 if (!s->background_filled_p/* || s->hl == DRAW_MOUSE_FACE*/)
2696 {
2697 int box_line_width = max (s->face->box_line_width, 0);
2698 if (FONT_HEIGHT (s->font) < s->height - 2 * box_line_width
2699 || s->font_not_found_p || s->extends_to_end_of_line_p || force_p)
2700 {
2701 struct face *face;
2702 if (s->hl == DRAW_MOUSE_FACE)
2703 {
2704 face = FACE_FROM_ID (s->f,
2705 MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2706 if (!face)
2707 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2708 }
2709 else
2710 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2711 if (!face->stipple)
2712 [(NS_FACE_BACKGROUND (face) != 0
2713 ? ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f)
2714 : FRAME_BACKGROUND_COLOR (s->f)) set];
2715 else
2716 {
2717 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (s->f);
2718 [[dpyinfo->bitmaps[face->stipple-1].img stippleMask] set];
2719 }
2720
2721 if (s->hl != DRAW_CURSOR)
2722 {
2723 NSRect r = NSMakeRect (s->x, s->y + box_line_width,
2724 s->background_width,
2725 s->height-2*box_line_width);
2726
2727 /* expand full-width row over internal borders */
2728 if (s->row->full_width_p)
2729 {
2730 int fibw = FRAME_INTERNAL_BORDER_WIDTH (s->f);
2731 if (r.origin.y <= fibw+1 + box_line_width)
2732 {
2733 r.size.height += r.origin.y;
2734 r.origin.y = 0;
2735 }
2736 if (r.origin.x <= fibw+1)
2737 {
2738 r.size.width += 2*r.origin.x;
2739 r.origin.x = 0;
2740 }
2741 if (FRAME_PIXEL_WIDTH (s->f) - (r.origin.x + r.size.width)
2742 <= fibw+1)
2743 r.size.width += fibw;
2744 }
2745
2746 NSRectFill (r);
2747 }
2748
2749 s->background_filled_p = 1;
2750 }
2751 }
2752 }
2753
2754
2755 static void
2756 ns_dumpglyphs_image (struct glyph_string *s, NSRect r)
2757 /* --------------------------------------------------------------------------
2758 Renders an image and associated borders.
2759 -------------------------------------------------------------------------- */
2760 {
2761 EmacsImage *img = s->img->pixmap;
2762 int box_line_vwidth = max (s->face->box_line_width, 0);
2763 int x = s->x, y = s->ybase - image_ascent (s->img, s->face, &s->slice);
2764 int bg_x, bg_y, bg_height;
2765 int th;
2766 char raised_p;
2767 NSRect br;
2768 struct face *face;
2769
2770 NSTRACE (ns_dumpglyphs_image);
2771
2772 if (s->face->box != FACE_NO_BOX
2773 && s->first_glyph->left_box_line_p && s->slice.x == 0)
2774 x += abs (s->face->box_line_width);
2775
2776 bg_x = x;
2777 bg_y = s->slice.y == 0 ? s->y : s->y + box_line_vwidth;
2778 bg_height = s->height;
2779 /* other terms have this, but was causing problems w/tabbar mode */
2780 /* - 2 * box_line_vwidth; */
2781
2782 if (s->slice.x == 0) x += s->img->hmargin;
2783 if (s->slice.y == 0) y += s->img->vmargin;
2784
2785 /* Draw BG: if we need larger area than image itself cleared, do that,
2786 otherwise, since we composite the image under NS (instead of mucking
2787 with its background color), we must clear just the image area. */
2788 if (s->hl == DRAW_MOUSE_FACE)
2789 {
2790 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2791 if (!face)
2792 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2793 }
2794 else
2795 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2796
2797 if (s->hl == DRAW_CURSOR)
2798 [FRAME_CURSOR_COLOR (s->f) set];
2799 else
2800 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
2801
2802 if (bg_height > s->slice.height || s->img->hmargin || s->img->vmargin
2803 || s->img->mask || s->img->pixmap == 0 || s->width != s->background_width)
2804 {
2805 br = NSMakeRect (bg_x, bg_y, s->background_width, bg_height);
2806 s->background_filled_p = 1;
2807 }
2808 else
2809 {
2810 br = NSMakeRect (x, y, s->slice.width, s->slice.height);
2811 }
2812
2813 /* expand full-width row over internal borders */
2814 if (s->row->full_width_p)
2815 {
2816 int fibw = FRAME_INTERNAL_BORDER_WIDTH (s->f);
2817 if (br.origin.y <= fibw+1 + box_line_vwidth)
2818 {
2819 br.size.height += br.origin.y;
2820 br.origin.y = 0;
2821 }
2822 if (br.origin.x <= fibw+1 + box_line_vwidth)
2823 {
2824 br.size.width += br.origin.x;
2825 br.origin.x = 0;
2826 }
2827 if (FRAME_PIXEL_WIDTH (s->f) - (br.origin.x + br.size.width) <= fibw+1)
2828 br.size.width += fibw;
2829 }
2830
2831 NSRectFill (br);
2832
2833 /* Draw the image.. do we need to draw placeholder if img ==nil? */
2834 if (img != nil)
2835 [img compositeToPoint: NSMakePoint (x, y + s->slice.height)
2836 operation: NSCompositeSourceOver];
2837
2838 /* Draw relief, if requested */
2839 if (s->img->relief || s->hl ==DRAW_IMAGE_RAISED || s->hl ==DRAW_IMAGE_SUNKEN)
2840 {
2841 if (s->hl == DRAW_IMAGE_SUNKEN || s->hl == DRAW_IMAGE_RAISED)
2842 {
2843 th = tool_bar_button_relief >= 0 ?
2844 tool_bar_button_relief : DEFAULT_TOOL_BAR_BUTTON_RELIEF;
2845 raised_p = (s->hl == DRAW_IMAGE_RAISED);
2846 }
2847 else
2848 {
2849 th = abs (s->img->relief);
2850 raised_p = (s->img->relief > 0);
2851 }
2852
2853 r.origin.x = x - th;
2854 r.origin.y = y - th;
2855 r.size.width = s->slice.width + 2*th-1;
2856 r.size.height = s->slice.height + 2*th-1;
2857 ns_draw_relief (r, th, raised_p,
2858 s->slice.y == 0,
2859 s->slice.y + s->slice.height == s->img->height,
2860 s->slice.x == 0,
2861 s->slice.x + s->slice.width == s->img->width, s);
2862 }
2863
2864 /* If there is no mask, the background won't be seen,
2865 so draw a rectangle on the image for the cursor.
2866 Do this for all images, getting trancparency right is not reliable. */
2867 if (s->hl == DRAW_CURSOR)
2868 {
2869 int thickness = abs (s->img->relief);
2870 if (thickness == 0) thickness = 1;
2871 ns_draw_box (br, thickness, FRAME_CURSOR_COLOR (s->f), 1, 1);
2872 }
2873 }
2874
2875
2876 static void
2877 ns_dumpglyphs_stretch (struct glyph_string *s)
2878 {
2879 NSRect r[2];
2880 int n, i;
2881 struct face *face;
2882
2883 if (!s->background_filled_p)
2884 {
2885 n = ns_get_glyph_string_clip_rect (s, r);
2886 *r = NSMakeRect (s->x, s->y, s->background_width, s->height);
2887
2888 for (i=0; i<n; i++)
2889 {
2890 if (!s->row->full_width_p)
2891 {
2892 /* truncate to avoid overwriting fringe and/or scrollbar */
2893 int overrun = max (0, (s->x + s->background_width)
2894 - (WINDOW_BOX_RIGHT_EDGE_X (s->w)
2895 - WINDOW_RIGHT_FRINGE_WIDTH (s->w)));
2896 r[i].size.width -= overrun;
2897
2898 /* XXX: Try to work between problem where a stretch glyph on
2899 a partially-visible bottom row will clear part of the
2900 modeline, and another where list-buffers headers and similar
2901 rows erroneously have visible_height set to 0. Not sure
2902 where this is coming from as other terms seem not to show. */
2903 r[i].size.height = min (s->height, s->row->visible_height);
2904 }
2905
2906 /* expand full-width rows over internal borders */
2907 else
2908 {
2909 r[i] = ns_fix_rect_ibw (r[i], FRAME_INTERNAL_BORDER_WIDTH (s->f),
2910 FRAME_PIXEL_WIDTH (s->f));
2911 }
2912
2913 /* NOTE: under NS this is NOT used to draw cursors, but we must avoid
2914 overwriting cursor (usually when cursor on a tab) */
2915 if (s->hl == DRAW_CURSOR)
2916 {
2917 r[i].origin.x += s->width;
2918 r[i].size.width -= s->width;
2919 }
2920 }
2921
2922 ns_focus (s->f, r, n);
2923
2924 if (s->hl == DRAW_MOUSE_FACE)
2925 {
2926 face = FACE_FROM_ID (s->f, MOUSE_HL_INFO (s->f)->mouse_face_face_id);
2927 if (!face)
2928 face = FACE_FROM_ID (s->f, MOUSE_FACE_ID);
2929 }
2930 else
2931 face = FACE_FROM_ID (s->f, s->first_glyph->face_id);
2932
2933 [ns_lookup_indexed_color (NS_FACE_BACKGROUND (face), s->f) set];
2934
2935 NSRectFill (r[0]);
2936 NSRectFill (r[1]);
2937 ns_unfocus (s->f);
2938 s->background_filled_p = 1;
2939 }
2940 }
2941
2942
2943 static void
2944 ns_draw_glyph_string (struct glyph_string *s)
2945 /* --------------------------------------------------------------------------
2946 External (RIF): Main draw-text call.
2947 -------------------------------------------------------------------------- */
2948 {
2949 /* TODO (optimize): focus for box and contents draw */
2950 NSRect r[2];
2951 int n;
2952 char box_drawn_p = 0;
2953
2954 NSTRACE (ns_draw_glyph_string);
2955
2956 if (s->next && s->right_overhang && !s->for_overlaps/*&&s->hl!=DRAW_CURSOR*/)
2957 {
2958 int width;
2959 struct glyph_string *next;
2960
2961 for (width = 0, next = s->next;
2962 next && width < s->right_overhang;
2963 width += next->width, next = next->next)
2964 if (next->first_glyph->type != IMAGE_GLYPH)
2965 {
2966 if (next->first_glyph->type != STRETCH_GLYPH)
2967 {
2968 n = ns_get_glyph_string_clip_rect (s->next, r);
2969 ns_focus (s->f, r, n);
2970 ns_maybe_dumpglyphs_background (s->next, 1);
2971 ns_unfocus (s->f);
2972 }
2973 else
2974 {
2975 ns_dumpglyphs_stretch (s->next);
2976 }
2977 next->num_clips = 0;
2978 }
2979 }
2980
2981 if (!s->for_overlaps && s->face->box != FACE_NO_BOX
2982 && (s->first_glyph->type == CHAR_GLYPH
2983 || s->first_glyph->type == COMPOSITE_GLYPH))
2984 {
2985 n = ns_get_glyph_string_clip_rect (s, r);
2986 ns_focus (s->f, r, n);
2987 ns_maybe_dumpglyphs_background (s, 1);
2988 ns_dumpglyphs_box_or_relief (s);
2989 ns_unfocus (s->f);
2990 box_drawn_p = 1;
2991 }
2992
2993 switch (s->first_glyph->type)
2994 {
2995
2996 case IMAGE_GLYPH:
2997 n = ns_get_glyph_string_clip_rect (s, r);
2998 ns_focus (s->f, r, n);
2999 ns_dumpglyphs_image (s, r[0]);
3000 ns_unfocus (s->f);
3001 break;
3002
3003 case STRETCH_GLYPH:
3004 ns_dumpglyphs_stretch (s);
3005 break;
3006
3007 case CHAR_GLYPH:
3008 case COMPOSITE_GLYPH:
3009 n = ns_get_glyph_string_clip_rect (s, r);
3010 ns_focus (s->f, r, n);
3011
3012 if (s->for_overlaps || (s->cmp_from > 0
3013 && ! s->first_glyph->u.cmp.automatic))
3014 s->background_filled_p = 1;
3015 else
3016 ns_maybe_dumpglyphs_background
3017 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3018
3019 ns_tmp_flags = s->hl == DRAW_CURSOR ? NS_DUMPGLYPH_CURSOR :
3020 (s->hl == DRAW_MOUSE_FACE ? NS_DUMPGLYPH_MOUSEFACE :
3021 (s->for_overlaps ? NS_DUMPGLYPH_FOREGROUND :
3022 NS_DUMPGLYPH_NORMAL));
3023 ns_tmp_font = (struct nsfont_info *)s->face->font;
3024 if (ns_tmp_font == NULL)
3025 ns_tmp_font = (struct nsfont_info *)FRAME_FONT (s->f);
3026
3027 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3028 {
3029 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3030 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3031 NS_FACE_FOREGROUND (s->face) = tmp;
3032 }
3033
3034 ns_tmp_font->font.driver->draw
3035 (s, 0, s->nchars, s->x, s->y,
3036 (ns_tmp_flags == NS_DUMPGLYPH_NORMAL && !s->background_filled_p)
3037 || ns_tmp_flags == NS_DUMPGLYPH_MOUSEFACE);
3038
3039 if (s->hl == DRAW_CURSOR && s->w->phys_cursor_type == FILLED_BOX_CURSOR)
3040 {
3041 unsigned long tmp = NS_FACE_BACKGROUND (s->face);
3042 NS_FACE_BACKGROUND (s->face) = NS_FACE_FOREGROUND (s->face);
3043 NS_FACE_FOREGROUND (s->face) = tmp;
3044 }
3045
3046 ns_unfocus (s->f);
3047 break;
3048
3049 case GLYPHLESS_GLYPH:
3050 n = ns_get_glyph_string_clip_rect (s, r);
3051 ns_focus (s->f, r, n);
3052
3053 if (s->for_overlaps || (s->cmp_from > 0
3054 && ! s->first_glyph->u.cmp.automatic))
3055 s->background_filled_p = 1;
3056 else
3057 ns_maybe_dumpglyphs_background
3058 (s, s->first_glyph->type == COMPOSITE_GLYPH);
3059 /* ... */
3060 /* Not yet implemented. */
3061 /* ... */
3062 ns_unfocus (s->f);
3063 break;
3064
3065 default:
3066 abort ();
3067 }
3068
3069 /* Draw box if not done already. */
3070 if (!s->for_overlaps && !box_drawn_p && s->face->box != FACE_NO_BOX)
3071 {
3072 n = ns_get_glyph_string_clip_rect (s, r);
3073 ns_focus (s->f, r, n);
3074 ns_dumpglyphs_box_or_relief (s);
3075 ns_unfocus (s->f);
3076 }
3077
3078 s->num_clips = 0;
3079 }
3080
3081
3082
3083 /* ==========================================================================
3084
3085 Event loop
3086
3087 ========================================================================== */
3088
3089
3090 static void
3091 ns_send_appdefined (int value)
3092 /* --------------------------------------------------------------------------
3093 Internal: post an appdefined event which EmacsApp-sendEvent will
3094 recognize and take as a command to halt the event loop.
3095 -------------------------------------------------------------------------- */
3096 {
3097 /*NSTRACE (ns_send_appdefined); */
3098
3099 /* Only post this event if we haven't already posted one. This will end
3100 the [NXApp run] main loop after having processed all events queued at
3101 this moment. */
3102 if (send_appdefined)
3103 {
3104 NSEvent *nxev;
3105
3106 /* We only need one NX_APPDEFINED event to stop NXApp from running. */
3107 send_appdefined = NO;
3108
3109 /* Don't need wakeup timer any more */
3110 if (timed_entry)
3111 {
3112 [timed_entry invalidate];
3113 [timed_entry release];
3114 timed_entry = nil;
3115 }
3116
3117 /* Ditto for file descriptor poller */
3118 if (fd_entry)
3119 {
3120 [fd_entry invalidate];
3121 [fd_entry release];
3122 fd_entry = nil;
3123 }
3124
3125 nxev = [NSEvent otherEventWithType: NSApplicationDefined
3126 location: NSMakePoint (0, 0)
3127 modifierFlags: 0
3128 timestamp: 0
3129 windowNumber: [[NSApp mainWindow] windowNumber]
3130 context: [NSApp context]
3131 subtype: 0
3132 data1: value
3133 data2: 0];
3134
3135 /* Post an application defined event on the event queue. When this is
3136 received the [NXApp run] will return, thus having processed all
3137 events which are currently queued. */
3138 [NSApp postEvent: nxev atStart: NO];
3139 }
3140 }
3141
3142
3143 static int
3144 ns_read_socket (struct terminal *terminal, int expected,
3145 struct input_event *hold_quit)
3146 /* --------------------------------------------------------------------------
3147 External (hook): Post an event to ourself and keep reading events until
3148 we read it back again. In effect process all events which were waiting.
3149 From 21+ we have to manage the event buffer ourselves.
3150 -------------------------------------------------------------------------- */
3151 {
3152 struct input_event ev;
3153 int nevents;
3154
3155 /* NSTRACE (ns_read_socket); */
3156
3157 if (interrupt_input_blocked)
3158 {
3159 interrupt_input_pending = 1;
3160 #ifdef SYNC_INPUT
3161 pending_signals = 1;
3162 #endif
3163 return -1;
3164 }
3165
3166 interrupt_input_pending = 0;
3167 #ifdef SYNC_INPUT
3168 pending_signals = pending_atimers;
3169 #endif
3170
3171 BLOCK_INPUT;
3172 n_emacs_events_pending = 0;
3173 EVENT_INIT (ev);
3174 emacs_event = &ev;
3175 q_event_ptr = hold_quit;
3176
3177 /* we manage autorelease pools by allocate/reallocate each time around
3178 the loop; strict nesting is occasionally violated but seems not to
3179 matter.. earlier methods using full nesting caused major memory leaks */
3180 [outerpool release];
3181 outerpool = [[NSAutoreleasePool alloc] init];
3182
3183 /* If have pending open-file requests, attend to the next one of those. */
3184 if (ns_pending_files && [ns_pending_files count] != 0
3185 && [(EmacsApp *)NSApp openFile: [ns_pending_files objectAtIndex: 0]])
3186 {
3187 [ns_pending_files removeObjectAtIndex: 0];
3188 }
3189 /* Deal with pending service requests. */
3190 else if (ns_pending_service_names && [ns_pending_service_names count] != 0
3191 && [(EmacsApp *)
3192 NSApp fulfillService: [ns_pending_service_names objectAtIndex: 0]
3193 withArg: [ns_pending_service_args objectAtIndex: 0]])
3194 {
3195 [ns_pending_service_names removeObjectAtIndex: 0];
3196 [ns_pending_service_args removeObjectAtIndex: 0];
3197 }
3198 else
3199 {
3200 /* Run and wait for events. We must always send one NX_APPDEFINED event
3201 to ourself, otherwise [NXApp run] will never exit. */
3202 send_appdefined = YES;
3203
3204 /* If called via ns_select, this is called once with expected=1,
3205 because we expect either the timeout or file descriptor activity.
3206 In this case the first event through will either be real input or
3207 one of these. read_avail_input() then calls once more with expected=0
3208 and in that case we need to return quickly if there is nothing.
3209 If we're being called outside of that, it's also OK to return quickly
3210 after one iteration through the event loop, since other terms do
3211 this and emacs expects it. */
3212 if (!(inNsSelect && expected))
3213 {
3214 /* Post an application defined event on the event queue. When this is
3215 received the [NXApp run] will return, thus having processed all
3216 events which are currently queued, if any. */
3217 ns_send_appdefined (-1);
3218 }
3219
3220 [NSApp run];
3221 }
3222
3223 nevents = n_emacs_events_pending;
3224 n_emacs_events_pending = 0;
3225 emacs_event = q_event_ptr = NULL;
3226 UNBLOCK_INPUT;
3227
3228 return nevents;
3229 }
3230
3231
3232 int
3233 ns_select (int nfds, fd_set *readfds, fd_set *writefds,
3234 fd_set *exceptfds, struct timeval *timeout)
3235 /* --------------------------------------------------------------------------
3236 Replacement for select, checking for events
3237 -------------------------------------------------------------------------- */
3238 {
3239 int result;
3240 double time;
3241 NSEvent *ev;
3242 /* NSTRACE (ns_select); */
3243
3244 if (NSApp == nil || inNsSelect == 1 /* || ([NSApp isActive] == NO &&
3245 [NSApp nextEventMatchingMask:NSAnyEventMask untilDate:nil
3246 inMode:NSDefaultRunLoopMode dequeue:NO] == nil) */)
3247 return select (nfds, readfds, writefds, exceptfds, timeout);
3248
3249 /* Save file descriptor set, which gets overwritten in calls to select ()
3250 Note, this is called from process.c, and only readfds is ever set */
3251 if (readfds)
3252 {
3253 memcpy (&select_readfds, readfds, sizeof (fd_set));
3254 select_nfds = nfds;
3255 }
3256 else
3257 select_nfds = 0;
3258
3259 /* Try an initial select for pending data on input files */
3260 select_timeout.tv_sec = select_timeout.tv_usec = 0;
3261 result = select (nfds, readfds, writefds, exceptfds, &select_timeout);
3262 if (result)
3263 return result;
3264
3265 /* if (!timeout || timed_entry || fd_entry)
3266 fprintf (stderr, "assertion failed: timeout null or timed_entry/fd_entry non-null in ns_select\n"); */
3267
3268 /* set a timeout and run the main AppKit event loop while continuing
3269 to monitor the files */
3270 time = ((double) timeout->tv_sec) + ((double) timeout->tv_usec)/1000000.0;
3271 timed_entry = [[NSTimer scheduledTimerWithTimeInterval: time
3272 target: NSApp
3273 selector: @selector (timeout_handler:)
3274 userInfo: 0
3275 repeats: YES] /* for safe removal */
3276 retain];
3277
3278 /* set a periodic task to try the select () again */
3279 fd_entry = [[NSTimer scheduledTimerWithTimeInterval: 0.1
3280 target: NSApp
3281 selector: @selector (fd_handler:)
3282 userInfo: 0
3283 repeats: YES]
3284 retain];
3285
3286 /* Let Application dispatch events until it receives an event of the type
3287 NX_APPDEFINED, which should only be sent by timeout_handler.
3288 We tell read_avail_input() that input is "expected" because we do expect
3289 either the timeout or fd handler to fire, and if they don't, the original
3290 call from process.c that got us here expects us to wait until some input
3291 comes. */
3292 inNsSelect = 1;
3293 gobble_input (1);
3294 ev = last_appdefined_event;
3295 inNsSelect = 0;
3296
3297 if (ev)
3298 {
3299 int t;
3300 if ([ev type] != NSApplicationDefined)
3301 abort ();
3302
3303 t = [ev data1];
3304 last_appdefined_event = 0;
3305
3306 if (t == -2)
3307 {
3308 /* The NX_APPDEFINED event we received was a timeout. */
3309 return 0;
3310 }
3311 else if (t == -1)
3312 {
3313 /* The NX_APPDEFINED event we received was the result of
3314 at least one real input event arriving. */
3315 errno = EINTR;
3316 return -1;
3317 }
3318 else
3319 {
3320 /* Received back from select () in fd_handler; copy the results */
3321 if (readfds)
3322 memcpy (readfds, &select_readfds, sizeof (fd_set));
3323 return t;
3324 }
3325 }
3326 /* never reached, shut compiler up */
3327 return 0;
3328 }
3329
3330
3331
3332 /* ==========================================================================
3333
3334 Scrollbar handling
3335
3336 ========================================================================== */
3337
3338
3339 static void
3340 ns_set_vertical_scroll_bar (struct window *window,
3341 int portion, int whole, int position)
3342 /* --------------------------------------------------------------------------
3343 External (hook): Update or add scrollbar
3344 -------------------------------------------------------------------------- */
3345 {
3346 Lisp_Object win;
3347 NSRect r, v;
3348 struct frame *f = XFRAME (WINDOW_FRAME (window));
3349 EmacsView *view = FRAME_NS_VIEW (f);
3350 int window_y, window_height;
3351 BOOL barOnVeryLeft, barOnVeryRight;
3352 int top, left, height, width, sb_width, sb_left;
3353 EmacsScroller *bar;
3354 static int count = 0;
3355
3356 /* optimization; display engine sends WAY too many of these.. */
3357 if (!NILP (window->vertical_scroll_bar))
3358 {
3359 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3360 if ([bar checkSamePosition: position portion: portion whole: whole])
3361 {
3362 if (view->scrollbarsNeedingUpdate == 0)
3363 {
3364 if (!windows_or_buffers_changed)
3365 return;
3366 }
3367 else
3368 view->scrollbarsNeedingUpdate--;
3369 }
3370 }
3371
3372 NSTRACE (ns_set_vertical_scroll_bar);
3373
3374 /* Get dimensions. */
3375 window_box (window, -1, 0, &window_y, 0, &window_height);
3376 top = window_y;
3377 height = window_height;
3378 width = WINDOW_CONFIG_SCROLL_BAR_COLS (window) * FRAME_COLUMN_WIDTH (f);
3379 left = WINDOW_SCROLL_BAR_AREA_X (window);
3380
3381 if (top < 5) /* top scrollbar adjustment */
3382 {
3383 top -= FRAME_INTERNAL_BORDER_WIDTH (f);
3384 height += FRAME_INTERNAL_BORDER_WIDTH (f);
3385 }
3386
3387 /* allow for displaying a skinnier scrollbar than char area allotted */
3388 sb_width = (WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) > 0) ?
3389 WINDOW_CONFIG_SCROLL_BAR_WIDTH (window) : width;
3390
3391 barOnVeryLeft = left < 5;
3392 barOnVeryRight = FRAME_PIXEL_WIDTH (f) - left - width < 5;
3393 sb_left = left + FRAME_INTERNAL_BORDER_WIDTH (f)
3394 * (barOnVeryLeft ? -1 : (barOnVeryRight ? 1 : 0));
3395
3396 r = NSMakeRect (sb_left, top, sb_width, height);
3397 /* the parent view is flipped, so we need to flip y value */
3398 v = [view frame];
3399 r.origin.y = (v.size.height - r.size.height - r.origin.y);
3400
3401 XSETWINDOW (win, window);
3402 BLOCK_INPUT;
3403
3404 /* we want at least 5 lines to display a scrollbar */
3405 if (WINDOW_TOTAL_LINES (window) < 5)
3406 {
3407 if (!NILP (window->vertical_scroll_bar))
3408 {
3409 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3410 [bar removeFromSuperview];
3411 window->vertical_scroll_bar = Qnil;
3412 }
3413 ns_clear_frame_area (f, sb_left, top, width, height);
3414 UNBLOCK_INPUT;
3415 return;
3416 }
3417
3418 if (NILP (window->vertical_scroll_bar))
3419 {
3420 ns_clear_frame_area (f, sb_left, top, width, height);
3421 bar = [[EmacsScroller alloc] initFrame: r window: win];
3422 window->vertical_scroll_bar = make_save_value (bar, 0);
3423 }
3424 else
3425 {
3426 NSRect oldRect;
3427 bar = XNS_SCROLL_BAR (window->vertical_scroll_bar);
3428 oldRect = [bar frame];
3429 r.size.width = oldRect.size.width;
3430 if (FRAME_LIVE_P (f) && !NSEqualRects (oldRect, r))
3431 {
3432 if (oldRect.origin.x != r.origin.x)
3433 ns_clear_frame_area (f, sb_left, top, width, height);
3434 [bar setFrame: r];
3435 }
3436 }
3437
3438 [bar setPosition: position portion: portion whole: whole];
3439 UNBLOCK_INPUT;
3440 }
3441
3442
3443 static void
3444 ns_condemn_scroll_bars (struct frame *f)
3445 /* --------------------------------------------------------------------------
3446 External (hook): arrange for all frame's scrollbars to be removed
3447 at next call to judge_scroll_bars, except for those redeemed.
3448 -------------------------------------------------------------------------- */
3449 {
3450 int i;
3451 id view;
3452 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3453
3454 NSTRACE (ns_condemn_scroll_bars);
3455
3456 for (i =[subviews count]-1; i >= 0; i--)
3457 {
3458 view = [subviews objectAtIndex: i];
3459 if ([view isKindOfClass: [EmacsScroller class]])
3460 [view condemn];
3461 }
3462 }
3463
3464
3465 static void
3466 ns_redeem_scroll_bar (struct window *window)
3467 /* --------------------------------------------------------------------------
3468 External (hook): arrange to spare this window's scrollbar
3469 at next call to judge_scroll_bars.
3470 -------------------------------------------------------------------------- */
3471 {
3472 id bar;
3473 NSTRACE (ns_redeem_scroll_bar);
3474 if (!NILP (window->vertical_scroll_bar))
3475 {
3476 bar =XNS_SCROLL_BAR (window->vertical_scroll_bar);
3477 [bar reprieve];
3478 }
3479 }
3480
3481
3482 static void
3483 ns_judge_scroll_bars (struct frame *f)
3484 /* --------------------------------------------------------------------------
3485 External (hook): destroy all scrollbars on frame that weren't
3486 redeemed after call to condemn_scroll_bars.
3487 -------------------------------------------------------------------------- */
3488 {
3489 int i;
3490 id view;
3491 NSArray *subviews = [[FRAME_NS_VIEW (f) superview] subviews];
3492 NSTRACE (ns_judge_scroll_bars);
3493 for (i =[subviews count]-1; i >= 0; i--)
3494 {
3495 view = [subviews objectAtIndex: i];
3496 if (![view isKindOfClass: [EmacsScroller class]]) continue;
3497 [view judge];
3498 }
3499 }
3500
3501
3502 void
3503 x_wm_set_icon_position (struct frame *f, int icon_x, int icon_y)
3504 {
3505 /* XXX irrelevant under NS */
3506 }
3507
3508
3509
3510 /* ==========================================================================
3511
3512 Initialization
3513
3514 ========================================================================== */
3515
3516 int
3517 x_display_pixel_height (struct ns_display_info *dpyinfo)
3518 {
3519 NSScreen *screen = [NSScreen mainScreen];
3520 return [screen frame].size.height;
3521 }
3522
3523 int
3524 x_display_pixel_width (struct ns_display_info *dpyinfo)
3525 {
3526 NSScreen *screen = [NSScreen mainScreen];
3527 return [screen frame].size.width;
3528 }
3529
3530
3531 static Lisp_Object ns_string_to_lispmod (const char *s)
3532 /* --------------------------------------------------------------------------
3533 Convert modifier name to lisp symbol
3534 -------------------------------------------------------------------------- */
3535 {
3536 if (!strncmp (SDATA (SYMBOL_NAME (Qmeta)), s, 10))
3537 return Qmeta;
3538 else if (!strncmp (SDATA (SYMBOL_NAME (Qsuper)), s, 10))
3539 return Qsuper;
3540 else if (!strncmp (SDATA (SYMBOL_NAME (Qcontrol)), s, 10))
3541 return Qcontrol;
3542 else if (!strncmp (SDATA (SYMBOL_NAME (Qalt)), s, 10))
3543 return Qalt;
3544 else if (!strncmp (SDATA (SYMBOL_NAME (Qhyper)), s, 10))
3545 return Qhyper;
3546 else if (!strncmp (SDATA (SYMBOL_NAME (Qnone)), s, 10))
3547 return Qnone;
3548 else
3549 return Qnil;
3550 }
3551
3552
3553 static Lisp_Object ns_mod_to_lisp (int m)
3554 /* --------------------------------------------------------------------------
3555 Convert modifier code (see lisp.h) to lisp symbol
3556 -------------------------------------------------------------------------- */
3557 {
3558 if (m == CHAR_META)
3559 return Qmeta;
3560 else if (m == CHAR_SUPER)
3561 return Qsuper;
3562 else if (m == CHAR_CTL)
3563 return Qcontrol;
3564 else if (m == CHAR_ALT)
3565 return Qalt;
3566 else if (m == CHAR_HYPER)
3567 return Qhyper;
3568 else /* if (m == 0) */
3569 return Qnone;
3570 }
3571
3572
3573 static void
3574 ns_default (const char *parameter, Lisp_Object *result,
3575 Lisp_Object yesval, Lisp_Object noval,
3576 BOOL is_float, BOOL is_modstring)
3577 /* --------------------------------------------------------------------------
3578 Check a parameter value in user's preferences
3579 -------------------------------------------------------------------------- */
3580 {
3581 const char *value;
3582
3583 if ( (value =[[[NSUserDefaults standardUserDefaults]
3584 stringForKey: [NSString stringWithUTF8String: parameter]]
3585 UTF8String]) )
3586 {
3587 double f;
3588 char *pos;
3589 if (strcasecmp (value, "YES") == 0)
3590 *result = yesval;
3591 else if (strcasecmp (value, "NO") == 0)
3592 *result = noval;
3593 else if (is_float && (f = strtod (value, &pos), pos != value))
3594 *result = make_float (f);
3595 else if (is_modstring && value)
3596 *result = ns_string_to_lispmod (value);
3597 else fprintf (stderr,
3598 "Bad value for default \"%s\": \"%s\"\n", parameter, value);
3599 }
3600 }
3601
3602
3603 void
3604 ns_initialize_display_info (struct ns_display_info *dpyinfo)
3605 /* --------------------------------------------------------------------------
3606 Initialize global info and storage for display.
3607 -------------------------------------------------------------------------- */
3608 {
3609 NSScreen *screen = [NSScreen mainScreen];
3610 NSWindowDepth depth = [screen depth];
3611 Mouse_HLInfo *hlinfo = &dpyinfo->mouse_highlight;
3612
3613 dpyinfo->resx = 72.27; /* used 75.0, but this makes pt == pixel, expected */
3614 dpyinfo->resy = 72.27;
3615 dpyinfo->color_p = ![NSDeviceWhiteColorSpace isEqualToString:
3616 NSColorSpaceFromDepth (depth)]
3617 && ![NSCalibratedWhiteColorSpace isEqualToString:
3618 NSColorSpaceFromDepth (depth)];
3619 dpyinfo->n_planes = NSBitsPerPixelFromDepth (depth);
3620 dpyinfo->image_cache = make_image_cache ();
3621 dpyinfo->color_table
3622 = (struct ns_color_table *)xmalloc (sizeof (struct ns_color_table));
3623 dpyinfo->color_table->colors = NULL;
3624 dpyinfo->root_window = 42; /* a placeholder.. */
3625
3626 hlinfo->mouse_face_mouse_frame = NULL;
3627 hlinfo->mouse_face_deferred_gc = 0;
3628 hlinfo->mouse_face_beg_row = hlinfo->mouse_face_beg_col = -1;
3629 hlinfo->mouse_face_end_row = hlinfo->mouse_face_end_col = -1;
3630 hlinfo->mouse_face_face_id = DEFAULT_FACE_ID;
3631 hlinfo->mouse_face_window = hlinfo->mouse_face_overlay = Qnil;
3632 hlinfo->mouse_face_hidden = 0;
3633
3634 hlinfo->mouse_face_mouse_x = hlinfo->mouse_face_mouse_y = 0;
3635 hlinfo->mouse_face_defer = 0;
3636
3637 dpyinfo->x_highlight_frame = dpyinfo->x_focus_frame = NULL;
3638
3639 dpyinfo->n_fonts = 0;
3640 dpyinfo->smallest_font_height = 1;
3641 dpyinfo->smallest_char_width = 1;
3642 }
3643
3644
3645 /* This and next define (many of the) public functions in this file. */
3646 /* x_... are generic versions in xdisp.c that we, and other terms, get away
3647 with using despite presence in the "system dependent" redisplay
3648 interface. In addition, many of the ns_ methods have code that is
3649 shared with all terms, indicating need for further refactoring. */
3650 extern frame_parm_handler ns_frame_parm_handlers[];
3651 static struct redisplay_interface ns_redisplay_interface =
3652 {
3653 ns_frame_parm_handlers,
3654 x_produce_glyphs,
3655 x_write_glyphs,
3656 x_insert_glyphs,
3657 x_clear_end_of_line,
3658 ns_scroll_run,
3659 ns_after_update_window_line,
3660 ns_update_window_begin,
3661 ns_update_window_end,
3662 x_cursor_to,
3663 ns_flush,
3664 0, /* flush_display_optional */
3665 x_clear_window_mouse_face,
3666 x_get_glyph_overhangs,
3667 x_fix_overlapping_area,
3668 ns_draw_fringe_bitmap,
3669 0, /* define_fringe_bitmap */ /* FIXME: simplify ns_draw_fringe_bitmap */
3670 0, /* destroy_fringe_bitmap */
3671 ns_compute_glyph_string_overhangs,
3672 ns_draw_glyph_string, /* interface to nsfont.m */
3673 ns_define_frame_cursor,
3674 ns_clear_frame_area,
3675 ns_draw_window_cursor,
3676 ns_draw_vertical_window_border,
3677 ns_shift_glyphs_for_insert
3678 };
3679
3680
3681 static void
3682 ns_delete_display (struct ns_display_info *dpyinfo)
3683 {
3684 /* TODO... */
3685 }
3686
3687
3688 /* This function is called when the last frame on a display is deleted. */
3689 static void
3690 ns_delete_terminal (struct terminal *terminal)
3691 {
3692 struct ns_display_info *dpyinfo = terminal->display_info.ns;
3693 int i;
3694
3695 /* Protect against recursive calls. delete_frame in
3696 delete_terminal calls us back when it deletes our last frame. */
3697 if (!terminal->name)
3698 return;
3699
3700 BLOCK_INPUT;
3701
3702 x_destroy_all_bitmaps (dpyinfo);
3703 ns_delete_display (dpyinfo);
3704 UNBLOCK_INPUT;
3705 }
3706
3707
3708 static struct terminal *
3709 ns_create_terminal (struct ns_display_info *dpyinfo)
3710 /* --------------------------------------------------------------------------
3711 Set up use of NS before we make the first connection.
3712 -------------------------------------------------------------------------- */
3713 {
3714 struct terminal *terminal;
3715
3716 NSTRACE (ns_create_terminal);
3717
3718 terminal = create_terminal ();
3719
3720 terminal->type = output_ns;
3721 terminal->display_info.ns = dpyinfo;
3722 dpyinfo->terminal = terminal;
3723
3724 terminal->rif = &ns_redisplay_interface;
3725
3726 terminal->clear_frame_hook = ns_clear_frame;
3727 terminal->ins_del_lines_hook = 0; /* XXX vestigial? */
3728 terminal->delete_glyphs_hook = 0; /* XXX vestigial? */
3729 terminal->ring_bell_hook = ns_ring_bell;
3730 terminal->reset_terminal_modes_hook = ns_reset_terminal_modes;
3731 terminal->set_terminal_modes_hook = ns_set_terminal_modes;
3732 terminal->update_begin_hook = ns_update_begin;
3733 terminal->update_end_hook = ns_update_end;
3734 terminal->set_terminal_window_hook = NULL; /* XXX vestigial? */
3735 terminal->read_socket_hook = ns_read_socket;
3736 terminal->frame_up_to_date_hook = ns_frame_up_to_date;
3737 terminal->mouse_position_hook = ns_mouse_position;
3738 terminal->frame_rehighlight_hook = ns_frame_rehighlight;
3739 terminal->frame_raise_lower_hook = ns_frame_raise_lower;
3740
3741 terminal->fullscreen_hook = 0; /* see XTfullscreen_hook */
3742
3743 terminal->set_vertical_scroll_bar_hook = ns_set_vertical_scroll_bar;
3744 terminal->condemn_scroll_bars_hook = ns_condemn_scroll_bars;
3745 terminal->redeem_scroll_bar_hook = ns_redeem_scroll_bar;
3746 terminal->judge_scroll_bars_hook = ns_judge_scroll_bars;
3747
3748 terminal->delete_frame_hook = x_destroy_window;
3749 terminal->delete_terminal_hook = ns_delete_terminal;
3750
3751 terminal->scroll_region_ok = 1;
3752 terminal->char_ins_del_ok = 1;
3753 terminal->line_ins_del_ok = 1;
3754 terminal->fast_clear_end_of_line = 1;
3755 terminal->memory_below_frame = 0;
3756
3757 return terminal;
3758 }
3759
3760
3761 struct ns_display_info *
3762 ns_term_init (Lisp_Object display_name)
3763 /* --------------------------------------------------------------------------
3764 Start the Application and get things rolling.
3765 -------------------------------------------------------------------------- */
3766 {
3767 struct terminal *terminal;
3768 struct ns_display_info *dpyinfo;
3769 static int ns_initialized = 0;
3770 Lisp_Object tmp;
3771
3772 NSTRACE (ns_term_init);
3773
3774 /* count object allocs (About, click icon); on OS X use ObjectAlloc tool */
3775 /*GSDebugAllocationActive (YES); */
3776 BLOCK_INPUT;
3777 handling_signal = 0;
3778
3779 if (!ns_initialized)
3780 {
3781 baud_rate = 38400;
3782 Fset_input_interrupt_mode (Qnil);
3783 ns_initialized = 1;
3784 }
3785
3786 ns_pending_files = [[NSMutableArray alloc] init];
3787 ns_pending_service_names = [[NSMutableArray alloc] init];
3788 ns_pending_service_args = [[NSMutableArray alloc] init];
3789
3790 /* Start app and create the main menu, window, view.
3791 Needs to be here because ns_initialize_display_info () uses AppKit classes.
3792 The view will then ask the NSApp to stop and return to Emacs. */
3793 [EmacsApp sharedApplication];
3794 if (NSApp == nil)
3795 return NULL;
3796 [NSApp setDelegate: NSApp];
3797
3798 /* debugging: log all notifications */
3799 /* [[NSNotificationCenter defaultCenter] addObserver: NSApp
3800 selector: @selector (logNotification:)
3801 name: nil object: nil]; */
3802
3803 dpyinfo = (struct ns_display_info *)xmalloc (sizeof (struct ns_display_info));
3804 memset (dpyinfo, 0, sizeof (struct ns_display_info));
3805
3806 ns_initialize_display_info (dpyinfo);
3807 terminal = ns_create_terminal (dpyinfo);
3808
3809 terminal->kboard = (KBOARD *) xmalloc (sizeof (KBOARD));
3810 init_kboard (terminal->kboard);
3811 terminal->kboard->Vwindow_system = Qns;
3812 terminal->kboard->next_kboard = all_kboards;
3813 all_kboards = terminal->kboard;
3814 /* Don't let the initial kboard remain current longer than necessary.
3815 That would cause problems if a file loaded on startup tries to
3816 prompt in the mini-buffer. */
3817 if (current_kboard == initial_kboard)
3818 current_kboard = terminal->kboard;
3819 terminal->kboard->reference_count++;
3820
3821 dpyinfo->next = x_display_list;
3822 x_display_list = dpyinfo;
3823
3824 /* Put it on ns_display_name_list */
3825 ns_display_name_list = Fcons (Fcons (display_name, Qnil),
3826 ns_display_name_list);
3827 dpyinfo->name_list_element = XCAR (ns_display_name_list);
3828
3829 /* Set the name of the terminal. */
3830 terminal->name = (char *) xmalloc (SBYTES (display_name) + 1);
3831 strncpy (terminal->name, SDATA (display_name), SBYTES (display_name));
3832 terminal->name[SBYTES (display_name)] = 0;
3833
3834 UNBLOCK_INPUT;
3835
3836 if (!inhibit_x_resources)
3837 {
3838 ns_default ("GSFontAntiAlias", &ns_antialias_text,
3839 Qt, Qnil, NO, NO);
3840 tmp = Qnil;
3841 /* this is a standard variable */
3842 ns_default ("AppleAntiAliasingThreshold", &tmp,
3843 make_float (10.0), make_float (6.0), YES, NO);
3844 ns_antialias_threshold = NILP (tmp) ? 10.0 : XFLOATINT (tmp);
3845 }
3846
3847 ns_selection_color = [[NSUserDefaults standardUserDefaults]
3848 stringForKey: @"AppleHighlightColor"];
3849 if (ns_selection_color == nil)
3850 ns_selection_color = NS_SELECTION_COLOR_DEFAULT;
3851
3852 {
3853 NSColorList *cl = [NSColorList colorListNamed: @"Emacs"];
3854
3855 if ( cl == nil )
3856 {
3857 Lisp_Object color_file, color_map, color;
3858 int r,g,b;
3859 unsigned long c;
3860 char *name;
3861
3862 color_file = Fexpand_file_name (build_string ("rgb.txt"),
3863 Fsymbol_value (intern ("data-directory")));
3864 if (NILP (Ffile_readable_p (color_file)))
3865 fatal ("Could not find %s.\n", SDATA (color_file));
3866
3867 color_map = Fx_load_color_file (color_file);
3868 if (NILP (color_map))
3869 fatal ("Could not read %s.\n", SDATA (color_file));
3870
3871 cl = [[NSColorList alloc] initWithName: @"Emacs"];
3872 for ( ; CONSP (color_map); color_map = XCDR (color_map))
3873 {
3874 color = XCAR (color_map);
3875 name = SDATA (XCAR (color));
3876 c = XINT (XCDR (color));
3877 [cl setColor:
3878 [NSColor colorWithCalibratedRed: RED_FROM_ULONG (c) / 255.0
3879 green: GREEN_FROM_ULONG (c) / 255.0
3880 blue: BLUE_FROM_ULONG (c) / 255.0
3881 alpha: 1.0]
3882 forKey: [NSString stringWithUTF8String: name]];
3883 }
3884 [cl writeToFile: nil];
3885 }
3886 }
3887
3888 {
3889 char c[128];
3890 #ifdef NS_IMPL_GNUSTEP
3891 strncpy (c, gnustep_base_version, sizeof (c));
3892 #else
3893 /*PSnextrelease (128, c); */
3894 snprintf (c, sizeof (c), "%g", NSAppKitVersionNumber);
3895 #endif
3896 Vwindow_system_version = build_string (c);
3897 }
3898
3899 delete_keyboard_wait_descriptor (0);
3900
3901 ns_app_name = [[NSProcessInfo processInfo] processName];
3902
3903 /* Set up OS X app menu */
3904 #ifdef NS_IMPL_COCOA
3905 {
3906 NSMenu *appMenu;
3907 NSMenuItem *item;
3908 /* set up the application menu */
3909 svcsMenu = [[EmacsMenu alloc] initWithTitle: @"Services"];
3910 [svcsMenu setAutoenablesItems: NO];
3911 appMenu = [[EmacsMenu alloc] initWithTitle: @"Emacs"];
3912 [appMenu setAutoenablesItems: NO];
3913 mainMenu = [[EmacsMenu alloc] initWithTitle: @""];
3914 dockMenu = [[EmacsMenu alloc] initWithTitle: @""];
3915
3916 [appMenu insertItemWithTitle: @"About Emacs"
3917 action: @selector (orderFrontStandardAboutPanel:)
3918 keyEquivalent: @""
3919 atIndex: 0];
3920 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 1];
3921 [appMenu insertItemWithTitle: @"Preferences..."
3922 action: @selector (showPreferencesWindow:)
3923 keyEquivalent: @","
3924 atIndex: 2];
3925 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 3];
3926 item = [appMenu insertItemWithTitle: @"Services"
3927 action: @selector (menuDown:)
3928 keyEquivalent: @""
3929 atIndex: 4];
3930 [appMenu setSubmenu: svcsMenu forItem: item];
3931 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 5];
3932 [appMenu insertItemWithTitle: @"Hide Emacs"
3933 action: @selector (hide:)
3934 keyEquivalent: @"h"
3935 atIndex: 6];
3936 item = [appMenu insertItemWithTitle: @"Hide Others"
3937 action: @selector (hideOtherApplications:)
3938 keyEquivalent: @"h"
3939 atIndex: 7];
3940 [item setKeyEquivalentModifierMask: NSCommandKeyMask | NSAlternateKeyMask];
3941 [appMenu insertItem: [NSMenuItem separatorItem] atIndex: 8];
3942 [appMenu insertItemWithTitle: @"Quit Emacs"
3943 action: @selector (terminate:)
3944 keyEquivalent: @"q"
3945 atIndex: 9];
3946
3947 item = [mainMenu insertItemWithTitle: ns_app_name
3948 action: @selector (menuDown:)
3949 keyEquivalent: @""
3950 atIndex: 0];
3951 [mainMenu setSubmenu: appMenu forItem: item];
3952 [dockMenu insertItemWithTitle: @"New Frame"
3953 action: @selector (newFrame:)
3954 keyEquivalent: @""
3955 atIndex: 0];
3956
3957 [NSApp setMainMenu: mainMenu];
3958 [NSApp setAppleMenu: appMenu];
3959 [NSApp setServicesMenu: svcsMenu];
3960 /* Needed at least on Cocoa, to get dock menu to show windows */
3961 [NSApp setWindowsMenu: [[NSMenu alloc] init]];
3962 }
3963 #endif /* MAC OS X menu setup */
3964
3965 [NSApp run];
3966
3967 return dpyinfo;
3968 }
3969
3970
3971 extern Lisp_Object Vauto_save_list_file_name;
3972 void
3973 ns_term_shutdown (int sig)
3974 {
3975 /* code not reached in emacs.c after this is called by shut_down_emacs: */
3976 if (STRINGP (Vauto_save_list_file_name))
3977 unlink (SDATA (Vauto_save_list_file_name));
3978
3979 if (sig == 0 || sig == SIGTERM)
3980 {
3981 [NSApp terminate: NSApp];
3982 }
3983 else // force a stack trace to happen
3984 {
3985 abort();
3986 }
3987 }
3988
3989
3990 /* ==========================================================================
3991
3992 EmacsApp implementation
3993
3994 ========================================================================== */
3995
3996
3997 @implementation EmacsApp
3998
3999 - (void)logNotification: (NSNotification *)notification
4000 {
4001 const char *name = [[notification name] UTF8String];
4002 if (!strstr (name, "Update") && !strstr (name, "NSMenu")
4003 && !strstr (name, "WindowNumber"))
4004 NSLog (@"notification: '%@'", [notification name]);
4005 }
4006
4007
4008 - (void)sendEvent: (NSEvent *)theEvent
4009 /* --------------------------------------------------------------------------
4010 Called when NSApp is running for each event received. Used to stop
4011 the loop when we choose, since there's no way to just run one iteration.
4012 -------------------------------------------------------------------------- */
4013 {
4014 int type = [theEvent type];
4015 NSWindow *window = [theEvent window];
4016 /* NSTRACE (sendEvent); */
4017 /*fprintf (stderr, "received event of type %d\t%d\n", type);*/
4018
4019 if (type == NSCursorUpdate && window == nil)
4020 {
4021 fprintf (stderr, "Dropping external cursor update event.\n");
4022 return;
4023 }
4024
4025 #ifdef NS_IMPL_COCOA
4026 /* pass mouse down in resize handle and subsequent drags directly to
4027 EmacsWindow so we can generate continuous redisplays */
4028 if (ns_in_resize)
4029 {
4030 if (type == NSLeftMouseDragged)
4031 {
4032 [window mouseDragged: theEvent];
4033 return;
4034 }
4035 else if (type == NSLeftMouseUp)
4036 {
4037 [window mouseUp: theEvent];
4038 return;
4039 }
4040 }
4041 else if (type == NSLeftMouseDown)
4042 {
4043 NSRect r = ns_resize_handle_rect (window);
4044 if (NSPointInRect ([theEvent locationInWindow], r))
4045 {
4046 ns_in_resize = YES;
4047 [window mouseDown: theEvent];
4048 return;
4049 }
4050 }
4051 #endif
4052
4053 if (type == NSApplicationDefined)
4054 {
4055 /* Events posted by ns_send_appdefined interrupt the run loop here.
4056 But, if a modal window is up, an appdefined can still come through,
4057 (e.g., from a makeKeyWindow event) but stopping self also stops the
4058 modal loop. Just defer it until later. */
4059 if ([NSApp modalWindow] == nil)
4060 {
4061 last_appdefined_event = theEvent;
4062 [self stop: self];
4063 }
4064 else
4065 {
4066 send_appdefined = YES;
4067 }
4068 }
4069
4070 [super sendEvent: theEvent];
4071 }
4072
4073
4074 - (void)showPreferencesWindow: (id)sender
4075 {
4076 struct frame *emacsframe = SELECTED_FRAME ();
4077 NSEvent *theEvent = [NSApp currentEvent];
4078
4079 if (!emacs_event)
4080 return;
4081 emacs_event->kind = NS_NONKEY_EVENT;
4082 emacs_event->code = KEY_NS_SHOW_PREFS;
4083 emacs_event->modifiers = 0;
4084 EV_TRAILER (theEvent);
4085 }
4086
4087
4088 - (void)newFrame: (id)sender
4089 {
4090 struct frame *emacsframe = SELECTED_FRAME ();
4091 NSEvent *theEvent = [NSApp currentEvent];
4092
4093 if (!emacs_event)
4094 return;
4095 emacs_event->kind = NS_NONKEY_EVENT;
4096 emacs_event->code = KEY_NS_NEW_FRAME;
4097 emacs_event->modifiers = 0;
4098 EV_TRAILER (theEvent);
4099 }
4100
4101
4102 /* Open a file (used by below, after going into queue read by ns_read_socket) */
4103 - (BOOL) openFile: (NSString *)fileName
4104 {
4105 struct frame *emacsframe = SELECTED_FRAME ();
4106 NSEvent *theEvent = [NSApp currentEvent];
4107
4108 if (!emacs_event)
4109 return NO;
4110
4111 emacs_event->kind = NS_NONKEY_EVENT;
4112 emacs_event->code = KEY_NS_OPEN_FILE_LINE;
4113 ns_input_file = append2 (ns_input_file, build_string ([fileName UTF8String]));
4114 ns_input_line = Qnil; /* can be start or cons start,end */
4115 emacs_event->modifiers =0;
4116 EV_TRAILER (theEvent);
4117
4118 return YES;
4119 }
4120
4121
4122 /* **************************************************************************
4123
4124 EmacsApp delegate implementation
4125
4126 ************************************************************************** */
4127
4128 - (void)applicationDidFinishLaunching: (NSNotification *)notification
4129 /* --------------------------------------------------------------------------
4130 When application is loaded, terminate event loop in ns_term_init
4131 -------------------------------------------------------------------------- */
4132 {
4133 NSTRACE (applicationDidFinishLaunching);
4134 [NSApp setServicesProvider: NSApp];
4135 ns_send_appdefined (-2);
4136 }
4137
4138
4139 /* Termination sequences:
4140 C-x C-c:
4141 Cmd-Q:
4142 MenuBar | File | Exit:
4143 Select Quit from App menubar:
4144 -terminate
4145 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4146 ns_term_shutdown()
4147
4148 Select Quit from Dock menu:
4149 Logout attempt:
4150 -appShouldTerminate
4151 Cancel -> Nothing else
4152 Accept ->
4153
4154 -terminate
4155 KEY_NS_POWER_OFF, (save-buffers-kill-emacs)
4156 ns_term_shutdown()
4157
4158 */
4159
4160 - (void) terminate: (id)sender
4161 {
4162 struct frame *emacsframe = SELECTED_FRAME ();
4163
4164 if (!emacs_event)
4165 return;
4166
4167 emacs_event->kind = NS_NONKEY_EVENT;
4168 emacs_event->code = KEY_NS_POWER_OFF;
4169 emacs_event->arg = Qt; /* mark as non-key event */
4170 EV_TRAILER ((id)nil);
4171 }
4172
4173
4174 - (NSApplicationTerminateReply)applicationShouldTerminate: (id)sender
4175 {
4176 int ret;
4177
4178 if (NILP (ns_confirm_quit)) // || ns_shutdown_properly --> TO DO
4179 return NSTerminateNow;
4180
4181 ret = NSRunAlertPanel(ns_app_name,
4182 [NSString stringWithUTF8String:"Exit requested. Would you like to Save Buffers and Exit, or Cancel the request?"],
4183 @"Save Buffers and Exit", @"Cancel", nil);
4184
4185 if (ret == NSAlertDefaultReturn)
4186 return NSTerminateNow;
4187 else if (ret == NSAlertAlternateReturn)
4188 return NSTerminateCancel;
4189 return NSTerminateNow; /* just in case */
4190 }
4191
4192
4193 /* Notification from the Workspace to open a file */
4194 - (BOOL)application: sender openFile: (NSString *)file
4195 {
4196 [ns_pending_files addObject: file];
4197 return YES;
4198 }
4199
4200
4201 /* Open a file as a temporary file */
4202 - (BOOL)application: sender openTempFile: (NSString *)file
4203 {
4204 [ns_pending_files addObject: file];
4205 return YES;
4206 }
4207
4208
4209 /* Notification from the Workspace to open a file noninteractively (?) */
4210 - (BOOL)application: sender openFileWithoutUI: (NSString *)file
4211 {
4212 [ns_pending_files addObject: file];
4213 return YES;
4214 }
4215
4216
4217 /* Notification from the Workspace to open multiple files */
4218 - (void)application: sender openFiles: (NSArray *)fileList
4219 {
4220 NSEnumerator *files = [fileList objectEnumerator];
4221 NSString *file;
4222 while ((file = [files nextObject]) != nil)
4223 [ns_pending_files addObject: file];
4224
4225 [self replyToOpenOrPrint: NSApplicationDelegateReplySuccess];
4226
4227 }
4228
4229
4230 /* Handle dock menu requests. */
4231 - (NSMenu *)applicationDockMenu: (NSApplication *) sender
4232 {
4233 return dockMenu;
4234 }
4235
4236
4237 /* TODO: these may help w/IO switching btwn terminal and NSApp */
4238 - (void)applicationWillBecomeActive: (NSNotification *)notification
4239 {
4240 //ns_app_active=YES;
4241 }
4242 - (void)applicationDidBecomeActive: (NSNotification *)notification
4243 {
4244 //ns_app_active=YES;
4245 }
4246 - (void)applicationDidResignActive: (NSNotification *)notification
4247 {
4248 //ns_app_active=NO;
4249 ns_send_appdefined (-1);
4250 }
4251
4252
4253
4254 /* ==========================================================================
4255
4256 EmacsApp aux handlers for managing event loop
4257
4258 ========================================================================== */
4259
4260
4261 - (void)timeout_handler: (NSTimer *)timedEntry
4262 /* --------------------------------------------------------------------------
4263 The timeout specified to ns_select has passed.
4264 -------------------------------------------------------------------------- */
4265 {
4266 /*NSTRACE (timeout_handler); */
4267 ns_send_appdefined (-2);
4268 }
4269
4270 - (void)fd_handler: (NSTimer *) fdEntry
4271 /* --------------------------------------------------------------------------
4272 Check data waiting on file descriptors and terminate if so
4273 -------------------------------------------------------------------------- */
4274 {
4275 int result;
4276 /* NSTRACE (fd_handler); */
4277
4278 if (select_nfds == 0)
4279 return;
4280
4281 memcpy (&t_readfds, &select_readfds, sizeof (fd_set));
4282
4283 select_timeout.tv_sec = select_timeout.tv_usec = 0;
4284 result = select (select_nfds, &t_readfds, (SELECT_TYPE *)0, (SELECT_TYPE *)0,
4285 &select_timeout);
4286 if (result)
4287 {
4288 memcpy (&select_readfds, &t_readfds, sizeof (fd_set));
4289 ns_send_appdefined (result);
4290 }
4291 }
4292
4293
4294
4295 /* ==========================================================================
4296
4297 Service provision
4298
4299 ========================================================================== */
4300
4301 /* called from system: queue for next pass through event loop */
4302 - (void)requestService: (NSPasteboard *)pboard
4303 userData: (NSString *)userData
4304 error: (NSString **)error
4305 {
4306 [ns_pending_service_names addObject: userData];
4307 [ns_pending_service_args addObject: [NSString stringWithUTF8String:
4308 SDATA (ns_string_from_pasteboard (pboard))]];
4309 }
4310
4311
4312 /* called from ns_read_socket to clear queue */
4313 - (BOOL)fulfillService: (NSString *)name withArg: (NSString *)arg
4314 {
4315 struct frame *emacsframe = SELECTED_FRAME ();
4316 NSEvent *theEvent = [NSApp currentEvent];
4317
4318 if (!emacs_event)
4319 return NO;
4320
4321 emacs_event->kind = NS_NONKEY_EVENT;
4322 emacs_event->code = KEY_NS_SPI_SERVICE_CALL;
4323 ns_input_spi_name = build_string ([name UTF8String]);
4324 ns_input_spi_arg = build_string ([arg UTF8String]);
4325 emacs_event->modifiers = EV_MODIFIERS (theEvent);
4326 EV_TRAILER (theEvent);
4327
4328 return YES;
4329 }
4330
4331
4332 @end /* EmacsApp */
4333
4334
4335
4336 /* ==========================================================================
4337
4338 EmacsView implementation
4339
4340 ========================================================================== */
4341
4342
4343 @implementation EmacsView
4344
4345 /* needed to inform when window closed from LISP */
4346 - (void) setWindowClosing: (BOOL)closing
4347 {
4348 windowClosing = closing;
4349 }
4350
4351
4352 - (void)dealloc
4353 {
4354 NSTRACE (EmacsView_dealloc);
4355 [toolbar release];
4356 [super dealloc];
4357 }
4358
4359
4360 /* called on font panel selection */
4361 - (void)changeFont: (id)sender
4362 {
4363 NSEvent *e =[[self window] currentEvent];
4364 struct face *face =FRAME_DEFAULT_FACE (emacsframe);
4365 id newFont;
4366 float size;
4367
4368 NSTRACE (changeFont);
4369 if (!emacs_event)
4370 return;
4371
4372 if (newFont = [sender convertFont:
4373 ((struct nsfont_info *)face->font)->nsfont])
4374 {
4375 SET_FRAME_GARBAGED (emacsframe); /* now needed as of 2008/10 */
4376
4377 emacs_event->kind = NS_NONKEY_EVENT;
4378 emacs_event->modifiers = 0;
4379 emacs_event->code = KEY_NS_CHANGE_FONT;
4380
4381 size = [newFont pointSize];
4382 ns_input_fontsize = make_number (lrint (size));
4383 ns_input_font = build_string ([[newFont familyName] UTF8String]);
4384 EV_TRAILER (e);
4385 }
4386 }
4387
4388
4389 - (BOOL)acceptsFirstResponder
4390 {
4391 NSTRACE (acceptsFirstResponder);
4392 return YES;
4393 }
4394
4395
4396 - (void)resetCursorRects
4397 {
4398 NSRect visible = [self visibleRect];
4399 NSCursor *currentCursor = FRAME_POINTER_TYPE (emacsframe);
4400 NSTRACE (resetCursorRects);
4401
4402 if (currentCursor == nil)
4403 currentCursor = [NSCursor arrowCursor];
4404
4405 if (!NSIsEmptyRect (visible))
4406 [self addCursorRect: visible cursor: currentCursor];
4407 [currentCursor setOnMouseEntered: YES];
4408 }
4409
4410
4411
4412 /*****************************************************************************/
4413 /* Keyboard handling. */
4414 #define NS_KEYLOG 0
4415
4416 - (void)keyDown: (NSEvent *)theEvent
4417 {
4418 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4419 int code;
4420 unsigned fnKeysym = 0;
4421 int flags;
4422 static NSMutableArray *nsEvArray;
4423 static BOOL firstTime = YES;
4424
4425 NSTRACE (keyDown);
4426
4427 /* Rhapsody and OS X give up and down events for the arrow keys */
4428 if (ns_fake_keydown == YES)
4429 ns_fake_keydown = NO;
4430 else if ([theEvent type] != NSKeyDown)
4431 return;
4432
4433 if (!emacs_event)
4434 return;
4435
4436 if (![[self window] isKeyWindow]
4437 && [[theEvent window] isKindOfClass: [EmacsWindow class]]
4438 /* we must avoid an infinite loop here. */
4439 && (EmacsView *)[[theEvent window] delegate] != self)
4440 {
4441 /* XXX: There is an occasional condition in which, when Emacs display
4442 updates a different frame from the current one, and temporarily
4443 selects it, then processes some interrupt-driven input
4444 (dispnew.c:3878), OS will send the event to the correct NSWindow, but
4445 for some reason that window has its first responder set to the NSView
4446 most recently updated (I guess), which is not the correct one. */
4447 [(EmacsView *)[[theEvent window] delegate] keyDown: theEvent];
4448 return;
4449 }
4450
4451 if (nsEvArray == nil)
4452 nsEvArray = [[NSMutableArray alloc] initWithCapacity: 1];
4453
4454 [NSCursor setHiddenUntilMouseMoves: YES];
4455
4456 if (hlinfo->mouse_face_hidden && INTEGERP (Vmouse_highlight))
4457 {
4458 clear_mouse_face (hlinfo);
4459 hlinfo->mouse_face_hidden = 1;
4460 }
4461
4462 if (!processingCompose)
4463 {
4464 code = ([[theEvent charactersIgnoringModifiers] length] == 0) ?
4465 0 : [[theEvent charactersIgnoringModifiers] characterAtIndex: 0];
4466 /* (Carbon way: [theEvent keyCode]) */
4467
4468 /* is it a "function key"? */
4469 fnKeysym = ns_convert_key (code);
4470 if (fnKeysym)
4471 {
4472 /* COUNTERHACK: map 'Delete' on upper-right main KB to 'Backspace',
4473 because Emacs treats Delete and KP-Delete same (in simple.el). */
4474 if (fnKeysym == 0xFFFF && [theEvent keyCode] == 0x33)
4475 code = 0xFF08; /* backspace */
4476 else
4477 code = fnKeysym;
4478 }
4479
4480 /* are there modifiers? */
4481 emacs_event->modifiers = 0;
4482 flags = [theEvent modifierFlags];
4483
4484 if (flags & NSHelpKeyMask)
4485 emacs_event->modifiers |= hyper_modifier;
4486
4487 if (flags & NSShiftKeyMask)
4488 emacs_event->modifiers |= shift_modifier;
4489
4490 if ((flags & NSRightCommandKeyMask) == NSRightCommandKeyMask)
4491 emacs_event->modifiers |= parse_solitary_modifier
4492 (EQ (ns_right_command_modifier, Qleft)
4493 ? ns_command_modifier
4494 : ns_right_command_modifier);
4495
4496 if ((flags & NSLeftCommandKeyMask) == NSLeftCommandKeyMask)
4497 {
4498 emacs_event->modifiers |= parse_solitary_modifier
4499 (ns_command_modifier);
4500
4501 /* if super (default), take input manager's word so things like
4502 dvorak / qwerty layout work */
4503 if (EQ (ns_command_modifier, Qsuper)
4504 && !fnKeysym
4505 && [[theEvent characters] length] != 0)
4506 {
4507 /* XXX: the code we get will be unshifted, so if we have
4508 a shift modifier, must convert ourselves */
4509 if (!(flags & NSShiftKeyMask))
4510 code = [[theEvent characters] characterAtIndex: 0];
4511 #if 0
4512 /* this is ugly and also requires linking w/Carbon framework
4513 (for LMGetKbdType) so for now leave this rare (?) case
4514 undealt with.. in future look into CGEvent methods */
4515 else
4516 {
4517 long smv = GetScriptManagerVariable (smKeyScript);
4518 Handle uchrHandle = GetResource
4519 ('uchr', GetScriptVariable (smv, smScriptKeys));
4520 UInt32 dummy = 0;
4521 UCKeyTranslate ((UCKeyboardLayout*)*uchrHandle,
4522 [[theEvent characters] characterAtIndex: 0],
4523 kUCKeyActionDisplay,
4524 (flags & ~NSCommandKeyMask) >> 8,
4525 LMGetKbdType (), kUCKeyTranslateNoDeadKeysMask,
4526 &dummy, 1, &dummy, &code);
4527 code &= 0xFF;
4528 }
4529 #endif
4530 }
4531 }
4532
4533 if ((flags & NSRightControlKeyMask) == NSRightControlKeyMask)
4534 emacs_event->modifiers |= parse_solitary_modifier
4535 (EQ (ns_right_control_modifier, Qleft)
4536 ? ns_control_modifier
4537 : ns_right_control_modifier);
4538
4539 if ((flags & NSLeftControlKeyMask) == NSLeftControlKeyMask)
4540 emacs_event->modifiers |= parse_solitary_modifier
4541 (ns_control_modifier);
4542
4543 if (flags & NS_FUNCTION_KEY_MASK && !fnKeysym)
4544 emacs_event->modifiers |=
4545 parse_solitary_modifier (ns_function_modifier);
4546
4547 if ((flags & NSRightAlternateKeyMask) == NSRightAlternateKeyMask)
4548 {
4549 if ((NILP (ns_right_alternate_modifier)
4550 || EQ (ns_right_alternate_modifier, Qnone))
4551 && !fnKeysym)
4552 { /* accept pre-interp alt comb */
4553 if ([[theEvent characters] length] > 0)
4554 code = [[theEvent characters] characterAtIndex: 0];
4555 /*HACK: clear lone shift modifier to stop next if from firing */
4556 if (emacs_event->modifiers == shift_modifier)
4557 emacs_event->modifiers = 0;
4558 }
4559 else
4560 emacs_event->modifiers |= parse_solitary_modifier
4561 (EQ (ns_right_alternate_modifier, Qleft)
4562 ? ns_alternate_modifier
4563 : ns_right_alternate_modifier);
4564 }
4565
4566 if ((flags & NSLeftAlternateKeyMask) == NSLeftAlternateKeyMask) /* default = meta */
4567 {
4568 if ((NILP (ns_alternate_modifier)
4569 || EQ (ns_alternate_modifier, Qnone))
4570 && !fnKeysym)
4571 { /* accept pre-interp alt comb */
4572 if ([[theEvent characters] length] > 0)
4573 code = [[theEvent characters] characterAtIndex: 0];
4574 /*HACK: clear lone shift modifier to stop next if from firing */
4575 if (emacs_event->modifiers == shift_modifier)
4576 emacs_event->modifiers = 0;
4577 }
4578 else
4579 emacs_event->modifiers |=
4580 parse_solitary_modifier (ns_alternate_modifier);
4581 }
4582
4583 if (NS_KEYLOG)
4584 fprintf (stderr, "keyDown: code =%x\tfnKey =%x\tflags = %x\tmods = %x\n",
4585 code, fnKeysym, flags, emacs_event->modifiers);
4586
4587 /* if it was a function key or had modifiers, pass it directly to emacs */
4588 if (fnKeysym || (emacs_event->modifiers
4589 && [[theEvent charactersIgnoringModifiers] length] > 0))
4590 /*[[theEvent characters] length] */
4591 {
4592 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4593 if (code < 0x20)
4594 code |= (1<<28)|(3<<16);
4595 else if (code == 0x7f)
4596 code |= (1<<28)|(3<<16);
4597 else if (!fnKeysym)
4598 emacs_event->kind = code > 0xFF
4599 ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
4600
4601 emacs_event->code = code;
4602 EV_TRAILER (theEvent);
4603 return;
4604 }
4605 }
4606
4607 /* if we get here we should send the key for input manager processing */
4608 if (firstTime && [[NSInputManager currentInputManager]
4609 wantsToDelayTextChangeNotifications] == NO)
4610 fprintf (stderr,
4611 "Emacs: WARNING: TextInput mgr wants marked text to be permanent!\n");
4612 firstTime = NO;
4613
4614 if (NS_KEYLOG && !processingCompose)
4615 fprintf (stderr, "keyDown: Begin compose sequence.\n");
4616
4617 processingCompose = YES;
4618 [nsEvArray addObject: theEvent];
4619 [self interpretKeyEvents: nsEvArray];
4620 [nsEvArray removeObject: theEvent];
4621 }
4622
4623
4624 #ifdef NS_IMPL_COCOA
4625 /* Needed to pick up Ctrl-tab and possibly other events that OS X has
4626 decided not to send key-down for.
4627 See http://osdir.com/ml/editors.vim.mac/2007-10/msg00141.html
4628 This only applies on Tiger and earlier.
4629 If it matches one of these, send it on to keyDown. */
4630 -(void)keyUp: (NSEvent *)theEvent
4631 {
4632 int flags = [theEvent modifierFlags];
4633 int code = [theEvent keyCode];
4634 if (floor (NSAppKitVersionNumber) <= 824 /*NSAppKitVersionNumber10_4*/ &&
4635 code == 0x30 && (flags & NSControlKeyMask) && !(flags & NSCommandKeyMask))
4636 {
4637 if (NS_KEYLOG)
4638 fprintf (stderr, "keyUp: passed test");
4639 ns_fake_keydown = YES;
4640 [self keyDown: theEvent];
4641 }
4642 }
4643 #endif
4644
4645
4646 /* <NSTextInput> implementation (called through super interpretKeyEvents:]). */
4647
4648
4649 /* <NSTextInput>: called when done composing;
4650 NOTE: also called when we delete over working text, followed immed.
4651 by doCommandBySelector: deleteBackward: */
4652 - (void)insertText: (id)aString
4653 {
4654 int code;
4655 int len = [(NSString *)aString length];
4656 int i;
4657
4658 if (NS_KEYLOG)
4659 NSLog (@"insertText '%@'\tlen = %d", aString, len);
4660 processingCompose = NO;
4661
4662 if (!emacs_event)
4663 return;
4664
4665 /* first, clear any working text */
4666 if (workingText != nil)
4667 [self deleteWorkingText];
4668
4669 /* now insert the string as keystrokes */
4670 for (i =0; i<len; i++)
4671 {
4672 code = [aString characterAtIndex: i];
4673 /* TODO: still need this? */
4674 if (code == 0x2DC)
4675 code = '~'; /* 0x7E */
4676 emacs_event->modifiers = 0;
4677 emacs_event->kind
4678 = code > 0xFF ? MULTIBYTE_CHAR_KEYSTROKE_EVENT : ASCII_KEYSTROKE_EVENT;
4679 emacs_event->code = code;
4680 EV_TRAILER ((id)nil);
4681 }
4682 }
4683
4684
4685 /* <NSTextInput>: inserts display of composing characters */
4686 - (void)setMarkedText: (id)aString selectedRange: (NSRange)selRange
4687 {
4688 NSString *str = [aString respondsToSelector: @selector (string)] ?
4689 [aString string] : aString;
4690 if (NS_KEYLOG)
4691 NSLog (@"setMarkedText '%@' len =%d range %d from %d", str, [str length],
4692 selRange.length, selRange.location);
4693
4694 if (workingText != nil)
4695 [self deleteWorkingText];
4696 if ([str length] == 0)
4697 return;
4698
4699 if (!emacs_event)
4700 return;
4701
4702 processingCompose = YES;
4703 workingText = [str copy];
4704 ns_working_text = build_string ([workingText UTF8String]);
4705
4706 emacs_event->kind = NS_TEXT_EVENT;
4707 emacs_event->code = KEY_NS_PUT_WORKING_TEXT;
4708 EV_TRAILER ((id)nil);
4709 }
4710
4711
4712 /* delete display of composing characters [not in <NSTextInput>] */
4713 - (void)deleteWorkingText
4714 {
4715 if (workingText == nil)
4716 return;
4717 if (NS_KEYLOG)
4718 NSLog(@"deleteWorkingText len =%d\n", [workingText length]);
4719 [workingText release];
4720 workingText = nil;
4721 processingCompose = NO;
4722
4723 if (!emacs_event)
4724 return;
4725
4726 emacs_event->kind = NS_TEXT_EVENT;
4727 emacs_event->code = KEY_NS_UNPUT_WORKING_TEXT;
4728 EV_TRAILER ((id)nil);
4729 }
4730
4731
4732 - (BOOL)hasMarkedText
4733 {
4734 return workingText != nil;
4735 }
4736
4737
4738 - (NSRange)markedRange
4739 {
4740 NSRange rng = workingText != nil
4741 ? NSMakeRange (0, [workingText length]) : NSMakeRange (NSNotFound, 0);
4742 if (NS_KEYLOG)
4743 NSLog (@"markedRange request");
4744 return rng;
4745 }
4746
4747
4748 - (void)unmarkText
4749 {
4750 if (NS_KEYLOG)
4751 NSLog (@"unmark (accept) text");
4752 [self deleteWorkingText];
4753 processingCompose = NO;
4754 }
4755
4756
4757 /* used to position char selection windows, etc. */
4758 - (NSRect)firstRectForCharacterRange: (NSRange)theRange
4759 {
4760 NSRect rect;
4761 NSPoint pt;
4762 struct window *win = XWINDOW (FRAME_SELECTED_WINDOW (emacsframe));
4763 if (NS_KEYLOG)
4764 NSLog (@"firstRectForCharRange request");
4765
4766 rect.size.width = theRange.length * FRAME_COLUMN_WIDTH (emacsframe);
4767 rect.size.height = FRAME_LINE_HEIGHT (emacsframe);
4768 pt.x = WINDOW_TEXT_TO_FRAME_PIXEL_X (win, win->phys_cursor.x);
4769 pt.y = WINDOW_TO_FRAME_PIXEL_Y (win, win->phys_cursor.y
4770 +FRAME_LINE_HEIGHT (emacsframe));
4771
4772 pt = [self convertPoint: pt toView: nil];
4773 pt = [[self window] convertBaseToScreen: pt];
4774 rect.origin = pt;
4775 return rect;
4776 }
4777
4778
4779 - (long)conversationIdentifier
4780 {
4781 return (long)self;
4782 }
4783
4784
4785 - (void)doCommandBySelector: (SEL)aSelector
4786 {
4787 if (NS_KEYLOG)
4788 NSLog (@"doCommandBySelector: %@", NSStringFromSelector (aSelector));
4789
4790 if (aSelector == @selector (deleteBackward:))
4791 {
4792 /* happens when user backspaces over an ongoing composition:
4793 throw a 'delete' into the event queue */
4794 if (!emacs_event)
4795 return;
4796 emacs_event->kind = NON_ASCII_KEYSTROKE_EVENT;
4797 emacs_event->code = 0xFF08;
4798 EV_TRAILER ((id)nil);
4799 }
4800 }
4801
4802 - (NSArray *)validAttributesForMarkedText
4803 {
4804 static NSArray *arr = nil;
4805 if (arr == nil) arr = [NSArray new];
4806 /* [[NSArray arrayWithObject: NSUnderlineStyleAttributeName] retain]; */
4807 return arr;
4808 }
4809
4810 - (NSRange)selectedRange
4811 {
4812 if (NS_KEYLOG)
4813 NSLog (@"selectedRange request");
4814 return NSMakeRange (NSNotFound, 0);
4815 }
4816
4817 - (NSUInteger)characterIndexForPoint: (NSPoint)thePoint
4818 {
4819 if (NS_KEYLOG)
4820 NSLog (@"characterIndexForPoint request");
4821 return 0;
4822 }
4823
4824 - (NSAttributedString *)attributedSubstringFromRange: (NSRange)theRange
4825 {
4826 static NSAttributedString *str = nil;
4827 if (str == nil) str = [NSAttributedString new];
4828 if (NS_KEYLOG)
4829 NSLog (@"attributedSubstringFromRange request");
4830 return str;
4831 }
4832
4833 /* End <NSTextInput> impl. */
4834 /*****************************************************************************/
4835
4836
4837 /* This is what happens when the user presses a mouse button. */
4838 - (void)mouseDown: (NSEvent *)theEvent
4839 {
4840 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
4841 Lisp_Object window;
4842
4843 NSTRACE (mouseDown);
4844
4845 [self deleteWorkingText];
4846
4847 if (!emacs_event)
4848 return;
4849
4850 last_mouse_frame = emacsframe;
4851 /* appears to be needed to prevent spurious movement events generated on
4852 button clicks */
4853 last_mouse_frame->mouse_moved = 0;
4854
4855 if ([theEvent type] == NSScrollWheel)
4856 {
4857 float delta = [theEvent deltaY];
4858 /* Mac notebooks send wheel events w/delta =0 when trackpad scrolling */
4859 if (delta == 0)
4860 return;
4861 emacs_event->kind = WHEEL_EVENT;
4862 emacs_event->code = 0;
4863 emacs_event->modifiers = EV_MODIFIERS (theEvent) |
4864 ((delta > 0) ? up_modifier : down_modifier);
4865 }
4866 else
4867 {
4868 emacs_event->kind = MOUSE_CLICK_EVENT;
4869 emacs_event->code = EV_BUTTON (theEvent);
4870 emacs_event->modifiers = EV_MODIFIERS (theEvent)
4871 | EV_UDMODIFIERS (theEvent);
4872 }
4873 XSETINT (emacs_event->x, lrint (p.x));
4874 XSETINT (emacs_event->y, lrint (p.y));
4875 EV_TRAILER (theEvent);
4876 }
4877
4878
4879 - (void)rightMouseDown: (NSEvent *)theEvent
4880 {
4881 NSTRACE (rightMouseDown);
4882 [self mouseDown: theEvent];
4883 }
4884
4885
4886 - (void)otherMouseDown: (NSEvent *)theEvent
4887 {
4888 NSTRACE (otherMouseDown);
4889 [self mouseDown: theEvent];
4890 }
4891
4892
4893 - (void)mouseUp: (NSEvent *)theEvent
4894 {
4895 NSTRACE (mouseUp);
4896 [self mouseDown: theEvent];
4897 }
4898
4899
4900 - (void)rightMouseUp: (NSEvent *)theEvent
4901 {
4902 NSTRACE (rightMouseUp);
4903 [self mouseDown: theEvent];
4904 }
4905
4906
4907 - (void)otherMouseUp: (NSEvent *)theEvent
4908 {
4909 NSTRACE (otherMouseUp);
4910 [self mouseDown: theEvent];
4911 }
4912
4913
4914 - (void) scrollWheel: (NSEvent *)theEvent
4915 {
4916 NSTRACE (scrollWheel);
4917 [self mouseDown: theEvent];
4918 }
4919
4920
4921 /* Tell emacs the mouse has moved. */
4922 - (void)mouseMoved: (NSEvent *)e
4923 {
4924 Mouse_HLInfo *hlinfo = MOUSE_HL_INFO (emacsframe);
4925 Lisp_Object frame;
4926
4927 // NSTRACE (mouseMoved);
4928
4929 last_mouse_movement_time = EV_TIMESTAMP (e);
4930 last_mouse_motion_position
4931 = [self convertPoint: [e locationInWindow] fromView: nil];
4932
4933 /* update any mouse face */
4934 if (hlinfo->mouse_face_hidden)
4935 {
4936 hlinfo->mouse_face_hidden = 0;
4937 clear_mouse_face (hlinfo);
4938 }
4939
4940 /* tooltip handling */
4941 previous_help_echo_string = help_echo_string;
4942 help_echo_string = Qnil;
4943
4944 if (!note_mouse_movement (emacsframe, last_mouse_motion_position.x,
4945 last_mouse_motion_position.y))
4946 help_echo_string = previous_help_echo_string;
4947
4948 XSETFRAME (frame, emacsframe);
4949 if (!NILP (help_echo_string) || !NILP (previous_help_echo_string))
4950 {
4951 /* NOTE: help_echo_{window,pos,object} are set in xdisp.c
4952 (note_mouse_highlight), which is called through the
4953 note_mouse_movement () call above */
4954 gen_help_event (help_echo_string, frame, help_echo_window,
4955 help_echo_object, help_echo_pos);
4956 }
4957 else
4958 {
4959 help_echo_string = Qnil;
4960 gen_help_event (Qnil, frame, Qnil, Qnil, 0);
4961 }
4962
4963 if (emacsframe->mouse_moved && send_appdefined)
4964 ns_send_appdefined (-1);
4965 }
4966
4967
4968 - (void)mouseDragged: (NSEvent *)e
4969 {
4970 NSTRACE (mouseDragged);
4971 [self mouseMoved: e];
4972 }
4973
4974
4975 - (void)rightMouseDragged: (NSEvent *)e
4976 {
4977 NSTRACE (rightMouseDragged);
4978 [self mouseMoved: e];
4979 }
4980
4981
4982 - (void)otherMouseDragged: (NSEvent *)e
4983 {
4984 NSTRACE (otherMouseDragged);
4985 [self mouseMoved: e];
4986 }
4987
4988
4989 - (BOOL)windowShouldClose: (id)sender
4990 {
4991 NSEvent *e =[[self window] currentEvent];
4992
4993 NSTRACE (windowShouldClose);
4994 windowClosing = YES;
4995 if (!emacs_event)
4996 return NO;
4997 emacs_event->kind = DELETE_WINDOW_EVENT;
4998 emacs_event->modifiers = 0;
4999 emacs_event->code = 0;
5000 EV_TRAILER (e);
5001 /* Don't close this window, let this be done from lisp code. */
5002 return NO;
5003 }
5004
5005
5006 - (NSSize)windowWillResize: (NSWindow *)sender toSize: (NSSize)frameSize
5007 /* normalize frame to gridded text size */
5008 {
5009 NSTRACE (windowWillResize);
5010 /*fprintf (stderr,"Window will resize: %.0f x %.0f\n",frameSize.width,frameSize.height); */
5011
5012 cols = FRAME_PIXEL_WIDTH_TO_TEXT_COLS (emacsframe,
5013 #ifdef NS_IMPL_GNUSTEP
5014 frameSize.width + 3);
5015 #else
5016 frameSize.width);
5017 #endif
5018 if (cols < MINWIDTH)
5019 cols = MINWIDTH;
5020 frameSize.width = FRAME_TEXT_COLS_TO_PIXEL_WIDTH (emacsframe, cols);
5021
5022 rows = FRAME_PIXEL_HEIGHT_TO_TEXT_LINES (emacsframe, frameSize.height
5023 #ifdef NS_IMPL_GNUSTEP
5024 - FRAME_NS_TITLEBAR_HEIGHT (emacsframe) + 3
5025 - FRAME_TOOLBAR_HEIGHT (emacsframe));
5026 #else
5027 - FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
5028 - FRAME_TOOLBAR_HEIGHT (emacsframe));
5029 #endif
5030 if (rows < MINHEIGHT)
5031 rows = MINHEIGHT;
5032 frameSize.height = FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (emacsframe, rows)
5033 + FRAME_NS_TITLEBAR_HEIGHT (emacsframe)
5034 + FRAME_TOOLBAR_HEIGHT (emacsframe);
5035 #ifdef NS_IMPL_COCOA
5036 {
5037 /* this sets window title to have size in it; the wm does this under GS */
5038 NSRect r = [[self window] frame];
5039 if (r.size.height == frameSize.height && r.size.width == frameSize.width)
5040 {
5041 if (old_title != 0)
5042 {
5043 xfree (old_title);
5044 old_title = 0;
5045 }
5046 }
5047 else
5048 {
5049 char *size_title;
5050 NSWindow *window = [self window];
5051 if (old_title == 0)
5052 {
5053 const char *t = [[[self window] title] UTF8String];
5054 char *pos = strstr (t, " — ");
5055 if (pos)
5056 *pos = '\0';
5057 old_title = (char *) xmalloc (strlen (t) + 1);
5058 strcpy (old_title, t);
5059 }
5060 size_title = xmalloc (strlen (old_title) + 40);
5061 sprintf (size_title, "%s — (%d x %d)", old_title, cols, rows);
5062 [window setTitle: [NSString stringWithUTF8String: size_title]];
5063 [window display];
5064 xfree (size_title);
5065 }
5066 }
5067 #endif /* NS_IMPL_COCOA */
5068 /*fprintf (stderr," ...size became %.0f x %.0f (%d x %d)\n",frameSize.width,frameSize.height,cols,rows); */
5069
5070 return frameSize;
5071 }
5072
5073
5074 - (void)windowDidResize: (NSNotification *)notification
5075 {
5076 NSWindow *theWindow = [notification object];
5077
5078 #ifdef NS_IMPL_GNUSTEP
5079 /* in GNUstep, at least currently, it's possible to get a didResize
5080 without getting a willResize.. therefore we need to act as if we got
5081 the willResize now */
5082 NSSize sz = [theWindow frame].size;
5083 sz = [self windowWillResize: theWindow toSize: sz];
5084 #endif /* NS_IMPL_GNUSTEP */
5085
5086 NSTRACE (windowDidResize);
5087 /*fprintf (stderr,"windowDidResize: %.0f\n",[theWindow frame].size.height); */
5088
5089 #ifdef NS_IMPL_COCOA
5090 if (old_title != 0)
5091 {
5092 xfree (old_title);
5093 old_title = 0;
5094 }
5095 #endif /* NS_IMPL_COCOA */
5096
5097 /* Avoid loop under GNUstep due to call at beginning of this function.
5098 (x_set_window_size causes a resize which causes
5099 a "windowDidResize" which calls x_set_window_size). */
5100 #ifndef NS_IMPL_GNUSTEP
5101 if (cols > 0 && rows > 0)
5102 x_set_window_size (emacsframe, 0, cols, rows);
5103 #endif
5104
5105 ns_send_appdefined (-1);
5106 }
5107
5108
5109 - (void)windowDidBecomeKey: (NSNotification *)notification
5110 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5111 {
5112 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5113 struct frame *old_focus = dpyinfo->x_focus_frame;
5114
5115 NSTRACE (windowDidBecomeKey);
5116
5117 if (emacsframe != old_focus)
5118 dpyinfo->x_focus_frame = emacsframe;
5119
5120 ns_frame_rehighlight (emacsframe);
5121
5122 if (emacs_event)
5123 {
5124 emacs_event->kind = FOCUS_IN_EVENT;
5125 EV_TRAILER ((id)nil);
5126 }
5127 }
5128
5129
5130 - (void)windowDidResignKey: (NSNotification *)notification
5131 /* cf. x_detect_focus_change(), x_focus_changed(), x_new_focus_frame() */
5132 {
5133 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5134 NSTRACE (windowDidResignKey);
5135
5136 if (dpyinfo->x_focus_frame == emacsframe)
5137 dpyinfo->x_focus_frame = 0;
5138
5139 ns_frame_rehighlight (emacsframe);
5140
5141 /* FIXME: for some reason needed on second and subsequent clicks away
5142 from sole-frame Emacs to get hollow box to show */
5143 if (!windowClosing && [[self window] isVisible] == YES)
5144 {
5145 x_update_cursor (emacsframe, 1);
5146 x_set_frame_alpha (emacsframe);
5147 }
5148
5149 if (emacs_event)
5150 {
5151 [self deleteWorkingText];
5152 emacs_event->kind = FOCUS_IN_EVENT;
5153 EV_TRAILER ((id)nil);
5154 }
5155 }
5156
5157
5158 - (void)windowWillMiniaturize: sender
5159 {
5160 NSTRACE (windowWillMiniaturize);
5161 }
5162
5163
5164 - (BOOL)isFlipped
5165 {
5166 return YES;
5167 }
5168
5169
5170 - (BOOL)isOpaque
5171 {
5172 return NO;
5173 }
5174
5175
5176 - initFrameFromEmacs: (struct frame *)f
5177 {
5178 NSRect r, wr;
5179 Lisp_Object tem;
5180 NSWindow *win;
5181 NSButton *toggleButton;
5182 int vbextra = NS_SCROLL_BAR_WIDTH (f);
5183 NSSize sz;
5184 NSColor *col;
5185 NSString *name;
5186
5187 NSTRACE (initFrameFromEmacs);
5188
5189 windowClosing = NO;
5190 processingCompose = NO;
5191 scrollbarsNeedingUpdate = 0;
5192
5193 /*fprintf (stderr,"init with %d, %d\n",f->text_cols, f->text_lines); */
5194
5195 r = NSMakeRect (0, 0, FRAME_TEXT_COLS_TO_PIXEL_WIDTH (f, f->text_cols),
5196 FRAME_TEXT_LINES_TO_PIXEL_HEIGHT (f, f->text_lines));
5197 [self initWithFrame: r];
5198 [self setAutoresizingMask: NSViewWidthSizable | NSViewHeightSizable];
5199
5200 FRAME_NS_VIEW (f) = self;
5201 emacsframe = f;
5202 old_title = 0;
5203
5204 win = [[EmacsWindow alloc]
5205 initWithContentRect: r
5206 styleMask: (NSResizableWindowMask |
5207 NSMiniaturizableWindowMask |
5208 NSClosableWindowMask)
5209 backing: NSBackingStoreBuffered
5210 defer: YES];
5211
5212 wr = [win frame];
5213 f->border_width = wr.size.width - r.size.width;
5214 FRAME_NS_TITLEBAR_HEIGHT (f) = wr.size.height - r.size.height;
5215
5216 [win setAcceptsMouseMovedEvents: YES];
5217 [win setDelegate: self];
5218 [win useOptimizedDrawing: YES];
5219
5220 sz.width = FRAME_COLUMN_WIDTH (f);
5221 sz.height = FRAME_LINE_HEIGHT (f);
5222 [win setResizeIncrements: sz];
5223
5224 [[win contentView] addSubview: self];
5225
5226 if (ns_drag_types)
5227 [self registerForDraggedTypes: ns_drag_types];
5228
5229 tem = f->name;
5230 name = [NSString stringWithUTF8String:
5231 NILP (tem) ? (unsigned char *)"Emacs" : SDATA (tem)];
5232 [win setTitle: name];
5233
5234 /* toolbar support */
5235 toolbar = [[EmacsToolbar alloc] initForView: self withIdentifier:
5236 [NSString stringWithFormat: @"Emacs Frame %d",
5237 ns_window_num]];
5238 [win setToolbar: toolbar];
5239 [toolbar setVisible: NO];
5240 #ifdef NS_IMPL_COCOA
5241 toggleButton = [win standardWindowButton: NSWindowToolbarButton];
5242 [toggleButton setTarget: self];
5243 [toggleButton setAction: @selector (toggleToolbar: )];
5244 #endif
5245 FRAME_TOOLBAR_HEIGHT (f) = 0;
5246
5247 tem = f->icon_name;
5248 if (!NILP (tem))
5249 [win setMiniwindowTitle:
5250 [NSString stringWithUTF8String: SDATA (tem)]];
5251
5252 {
5253 NSScreen *screen = [win screen];
5254
5255 if (screen != 0)
5256 [win setFrameTopLeftPoint: NSMakePoint
5257 (IN_BOUND (-SCREENMAX, f->left_pos, SCREENMAX),
5258 IN_BOUND (-SCREENMAX,
5259 [screen frame].size.height - NS_TOP_POS (f), SCREENMAX))];
5260 }
5261
5262 [win makeFirstResponder: self];
5263
5264 col = ns_lookup_indexed_color (NS_FACE_BACKGROUND
5265 (FRAME_DEFAULT_FACE (emacsframe)), emacsframe);
5266 [win setBackgroundColor: col];
5267 if ([col alphaComponent] != 1.0)
5268 [win setOpaque: NO];
5269
5270 [self allocateGState];
5271
5272 ns_window_num++;
5273 return self;
5274 }
5275
5276
5277 - (void)windowDidMove: sender
5278 {
5279 NSWindow *win = [self window];
5280 NSRect r = [win frame];
5281 NSScreen *screen = [win screen];
5282
5283 NSTRACE (windowDidMove);
5284
5285 if (!emacsframe->output_data.ns)
5286 return;
5287 if (screen != nil)
5288 {
5289 emacsframe->left_pos = r.origin.x;
5290 emacsframe->top_pos =
5291 [screen frame].size.height - (r.origin.y + r.size.height);
5292 }
5293 }
5294
5295
5296 /* Called AFTER method below, but before our windowWillResize call there leads
5297 to windowDidResize -> x_set_window_size. Update emacs' notion of frame
5298 location so set_window_size moves the frame. */
5299 - (BOOL)windowShouldZoom: (NSWindow *)sender toFrame: (NSRect)newFrame
5300 {
5301 NSTRACE (windowShouldZoom);
5302 emacsframe->left_pos = (int)newFrame.origin.x;
5303 emacsframe->top_pos = [[sender screen] frame].size.height
5304 - (newFrame.origin.y+newFrame.size.height);
5305 return YES;
5306 }
5307
5308
5309 /* Override to do something slightly nonstandard, but nice. First click on
5310 zoom button will zoom vertically. Second will zoom completely. Third
5311 returns to original. */
5312 - (NSRect)windowWillUseStandardFrame:(NSWindow *)sender
5313 defaultFrame:(NSRect)defaultFrame
5314 {
5315 NSRect result = [sender frame];
5316 static NSRect ns_userRect = { 0, 0, 0, 0 };
5317
5318 NSTRACE (windowWillUseStandardFrame);
5319
5320 if (abs (defaultFrame.size.height - result.size.height)
5321 > FRAME_LINE_HEIGHT (emacsframe))
5322 {
5323 /* first click */
5324 ns_userRect = result;
5325 result.size.height = defaultFrame.size.height;
5326 result.origin.y = defaultFrame.origin.y;
5327 }
5328 else
5329 {
5330 if (abs (defaultFrame.size.width - result.size.width)
5331 > FRAME_COLUMN_WIDTH (emacsframe))
5332 result = defaultFrame; /* second click */
5333 else
5334 result = ns_userRect.size.height ? ns_userRect : result; /* restore */
5335 }
5336
5337 [self windowWillResize: sender toSize: result.size];
5338 return result;
5339 }
5340
5341
5342 - (void)windowDidDeminiaturize: sender
5343 {
5344 NSTRACE (windowDidDeminiaturize);
5345 if (!emacsframe->output_data.ns)
5346 return;
5347 emacsframe->async_iconified = 0;
5348 emacsframe->async_visible = 1;
5349 windows_or_buffers_changed++;
5350
5351 if (emacs_event)
5352 {
5353 emacs_event->kind = ICONIFY_EVENT;
5354 EV_TRAILER ((id)nil);
5355 }
5356 }
5357
5358
5359 - (void)windowDidExpose: sender
5360 {
5361 NSTRACE (windowDidExpose);
5362 if (!emacsframe->output_data.ns)
5363 return;
5364 emacsframe->async_visible = 1;
5365 SET_FRAME_GARBAGED (emacsframe);
5366
5367 if (send_appdefined)
5368 ns_send_appdefined (-1);
5369 }
5370
5371
5372 - (void)windowDidMiniaturize: sender
5373 {
5374 NSTRACE (windowDidMiniaturize);
5375 if (!emacsframe->output_data.ns)
5376 return;
5377
5378 emacsframe->async_iconified = 1;
5379 emacsframe->async_visible = 0;
5380
5381 if (emacs_event)
5382 {
5383 emacs_event->kind = ICONIFY_EVENT;
5384 EV_TRAILER ((id)nil);
5385 }
5386 }
5387
5388
5389 - (void)mouseEntered: (NSEvent *)theEvent
5390 {
5391 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5392 struct ns_display_info *dpyinfo = FRAME_NS_DISPLAY_INFO (emacsframe);
5393 NSTRACE (mouseEntered);
5394
5395 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
5396 }
5397
5398
5399 - (void)mouseExited: (NSEvent *)theEvent
5400 {
5401 NSPoint p = [self convertPoint: [theEvent locationInWindow] fromView: nil];
5402 NSRect r;
5403 Mouse_HLInfo *hlinfo = emacsframe ? MOUSE_HL_INFO (emacsframe) : NULL;
5404
5405 NSTRACE (mouseExited);
5406
5407 if (!hlinfo)
5408 return;
5409
5410 last_mouse_movement_time = EV_TIMESTAMP (theEvent);
5411
5412 if (emacsframe == hlinfo->mouse_face_mouse_frame)
5413 {
5414 clear_mouse_face (hlinfo);
5415 hlinfo->mouse_face_mouse_frame = 0;
5416 }
5417 }
5418
5419
5420 - menuDown: sender
5421 {
5422 NSTRACE (menuDown);
5423 if (context_menu_value == -1)
5424 context_menu_value = [sender tag];
5425 else
5426 find_and_call_menu_selection (emacsframe, emacsframe->menu_bar_items_used,
5427 emacsframe->menu_bar_vector,
5428 (void *)[sender tag]);
5429 ns_send_appdefined (-1);
5430 return self;
5431 }
5432
5433
5434 - (EmacsToolbar *)toolbar
5435 {
5436 return toolbar;
5437 }
5438
5439
5440 /* this gets called on toolbar button click */
5441 - toolbarClicked: (id)item
5442 {
5443 NSEvent *theEvent;
5444 int idx = [item tag] * TOOL_BAR_ITEM_NSLOTS;
5445
5446 NSTRACE (toolbarClicked);
5447
5448 if (!emacs_event)
5449 return self;
5450
5451 /* send first event (for some reason two needed) */
5452 theEvent = [[self window] currentEvent];
5453 emacs_event->kind = TOOL_BAR_EVENT;
5454 XSETFRAME (emacs_event->arg, emacsframe);
5455 EV_TRAILER (theEvent);
5456
5457 emacs_event->kind = TOOL_BAR_EVENT;
5458 /* XSETINT (emacs_event->code, 0); */
5459 emacs_event->arg = AREF (emacsframe->tool_bar_items,
5460 idx + TOOL_BAR_ITEM_KEY);
5461 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5462 EV_TRAILER (theEvent);
5463 return self;
5464 }
5465
5466
5467 - toggleToolbar: (id)sender
5468 {
5469 if (!emacs_event)
5470 return self;
5471
5472 emacs_event->kind = NS_NONKEY_EVENT;
5473 emacs_event->code = KEY_NS_TOGGLE_TOOLBAR;
5474 EV_TRAILER ((id)nil);
5475 return self;
5476 }
5477
5478
5479 - (void)drawRect: (NSRect)rect
5480 {
5481 int x = NSMinX (rect), y = NSMinY (rect);
5482 int width = NSWidth (rect), height = NSHeight (rect);
5483
5484 NSTRACE (drawRect);
5485
5486 if (!emacsframe || !emacsframe->output_data.ns || ns_in_resize)
5487 return;
5488
5489 ns_clear_frame_area (emacsframe, x, y, width, height);
5490 expose_frame (emacsframe, x, y, width, height);
5491
5492 /*
5493 drawRect: may be called (at least in OS X 10.5) for invisible
5494 views as well for some reason. Thus, do not infer visibility
5495 here.
5496
5497 emacsframe->async_visible = 1;
5498 emacsframe->async_iconified = 0;
5499 */
5500 }
5501
5502
5503 /* NSDraggingDestination protocol methods. Actually this is not really a
5504 protocol, but a category of Object. O well... */
5505
5506 -(NSUInteger) draggingEntered: (id <NSDraggingInfo>) sender
5507 {
5508 NSTRACE (draggingEntered);
5509 return NSDragOperationGeneric;
5510 }
5511
5512
5513 -(BOOL)prepareForDragOperation: (id <NSDraggingInfo>) sender
5514 {
5515 return YES;
5516 }
5517
5518
5519 -(BOOL)performDragOperation: (id <NSDraggingInfo>) sender
5520 {
5521 id pb;
5522 int x, y;
5523 NSString *type;
5524 NSEvent *theEvent = [[self window] currentEvent];
5525 NSPoint position;
5526
5527 NSTRACE (performDragOperation);
5528
5529 if (!emacs_event)
5530 return NO;
5531
5532 position = [self convertPoint: [sender draggingLocation] fromView: nil];
5533 x = lrint (position.x); y = lrint (position.y);
5534
5535 pb = [sender draggingPasteboard];
5536 type = [pb availableTypeFromArray: ns_drag_types];
5537 if (type == 0)
5538 {
5539 return NO;
5540 }
5541 else if ([type isEqualToString: NSFilenamesPboardType])
5542 {
5543 NSArray *files;
5544 NSEnumerator *fenum;
5545 NSString *file;
5546
5547 if (!(files = [pb propertyListForType: type]))
5548 return NO;
5549
5550 fenum = [files objectEnumerator];
5551 while ( (file = [fenum nextObject]) )
5552 {
5553 emacs_event->kind = NS_NONKEY_EVENT;
5554 emacs_event->code = KEY_NS_DRAG_FILE;
5555 XSETINT (emacs_event->x, x);
5556 XSETINT (emacs_event->y, y);
5557 ns_input_file = append2 (ns_input_file,
5558 build_string ([file UTF8String]));
5559 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5560 EV_TRAILER (theEvent);
5561 }
5562 return YES;
5563 }
5564 else if ([type isEqualToString: NSURLPboardType])
5565 {
5566 NSString *file;
5567 NSURL *fileURL;
5568
5569 if (!(fileURL = [NSURL URLFromPasteboard: pb]) ||
5570 [fileURL isFileURL] == NO)
5571 return NO;
5572
5573 file = [fileURL path];
5574 emacs_event->kind = NS_NONKEY_EVENT;
5575 emacs_event->code = KEY_NS_DRAG_FILE;
5576 XSETINT (emacs_event->x, x);
5577 XSETINT (emacs_event->y, y);
5578 ns_input_file = append2 (ns_input_file, build_string ([file UTF8String]));
5579 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5580 EV_TRAILER (theEvent);
5581 return YES;
5582 }
5583 else if ([type isEqualToString: NSStringPboardType]
5584 || [type isEqualToString: NSTabularTextPboardType])
5585 {
5586 NSString *data;
5587
5588 if (! (data = [pb stringForType: type]))
5589 return NO;
5590
5591 emacs_event->kind = NS_NONKEY_EVENT;
5592 emacs_event->code = KEY_NS_DRAG_TEXT;
5593 XSETINT (emacs_event->x, x);
5594 XSETINT (emacs_event->y, y);
5595 ns_input_text = build_string ([data UTF8String]);
5596 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5597 EV_TRAILER (theEvent);
5598 return YES;
5599 }
5600 else if ([type isEqualToString: NSColorPboardType])
5601 {
5602 NSColor *c = [NSColor colorFromPasteboard: pb];
5603 emacs_event->kind = NS_NONKEY_EVENT;
5604 emacs_event->code = KEY_NS_DRAG_COLOR;
5605 XSETINT (emacs_event->x, x);
5606 XSETINT (emacs_event->y, y);
5607 ns_input_color = ns_color_to_lisp (c);
5608 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5609 EV_TRAILER (theEvent);
5610 return YES;
5611 }
5612 else if ([type isEqualToString: NSFontPboardType])
5613 {
5614 /* impl based on GNUstep NSTextView.m */
5615 NSData *data = [pb dataForType: NSFontPboardType];
5616 NSDictionary *dict = [NSUnarchiver unarchiveObjectWithData: data];
5617 NSFont *font = [dict objectForKey: NSFontAttributeName];
5618 char fontSize[10];
5619
5620 if (font == nil)
5621 return NO;
5622
5623 emacs_event->kind = NS_NONKEY_EVENT;
5624 emacs_event->code = KEY_NS_CHANGE_FONT;
5625 XSETINT (emacs_event->x, x);
5626 XSETINT (emacs_event->y, y);
5627 ns_input_font = build_string ([[font fontName] UTF8String]);
5628 snprintf (fontSize, 10, "%f", [font pointSize]);
5629 ns_input_fontsize = build_string (fontSize);
5630 emacs_event->modifiers = EV_MODIFIERS (theEvent);
5631 EV_TRAILER (theEvent);
5632 return YES;
5633 }
5634 else
5635 {
5636 error ("Invalid data type in dragging pasteboard.");
5637 return NO;
5638 }
5639 }
5640
5641
5642 - validRequestorForSendType: (NSString *)typeSent
5643 returnType: (NSString *)typeReturned
5644 {
5645 NSTRACE (validRequestorForSendType);
5646 if ([ns_send_types indexOfObjectIdenticalTo: typeSent] != NSNotFound &&
5647 [ns_return_types indexOfObjectIdenticalTo: typeSent] != NSNotFound)
5648 return self;
5649
5650 return [super validRequestorForSendType: typeSent
5651 returnType: typeReturned];
5652 }
5653
5654
5655 /* The next two methods are part of NSServicesRequests informal protocol,
5656 supposedly called when a services menu item is chosen from this app.
5657 But this should not happen because we override the services menu with our
5658 own entries which call ns-perform-service.
5659 Nonetheless, it appeared to happen (under strange circumstances): bug#1435.
5660 So let's at least stub them out until further investigation can be done. */
5661
5662 - (BOOL) readSelectionFromPasteboard: (NSPasteboard *)pb
5663 {
5664 /* we could call ns_string_from_pasteboard(pboard) here but then it should
5665 be written into the buffer in place of the existing selection..
5666 ordinary service calls go through functions defined in ns-win.el */
5667 return NO;
5668 }
5669
5670 - (BOOL) writeSelectionToPasteboard: (NSPasteboard *)pb types: (NSArray *)types
5671 {
5672 /* supposed to write for as many of types as we are able */
5673 return NO;
5674 }
5675
5676
5677 /* setMini =YES means set from internal (gives a finder icon), NO means set nil
5678 (gives a miniaturized version of the window); currently we use the latter for
5679 frames whose active buffer doesn't correspond to any file
5680 (e.g., '*scratch*') */
5681 - setMiniwindowImage: (BOOL) setMini
5682 {
5683 id image = [[self window] miniwindowImage];
5684 NSTRACE (setMiniwindowImage);
5685
5686 /* NOTE: under Cocoa miniwindowImage always returns nil, documentation
5687 about "AppleDockIconEnabled" notwithstanding, however the set message
5688 below has its effect nonetheless. */
5689 if (image != emacsframe->output_data.ns->miniimage)
5690 {
5691 if (image && [image isKindOfClass: [EmacsImage class]])
5692 [image release];
5693 [[self window] setMiniwindowImage:
5694 setMini ? emacsframe->output_data.ns->miniimage : nil];
5695 }
5696
5697 return self;
5698 }
5699
5700
5701 - (void) setRows: (int) r andColumns: (int) c
5702 {
5703 rows = r;
5704 cols = c;
5705 }
5706
5707 @end /* EmacsView */
5708
5709
5710
5711 /* ==========================================================================
5712
5713 EmacsWindow implementation
5714
5715 ========================================================================== */
5716
5717 @implementation EmacsWindow
5718
5719 /* called only on resize clicks by special case in EmacsApp-sendEvent */
5720 - (void)mouseDown: (NSEvent *)theEvent
5721 {
5722 if (ns_in_resize)
5723 {
5724 NSSize size = [[theEvent window] frame].size;
5725 grabOffset = [theEvent locationInWindow];
5726 grabOffset.x = size.width - grabOffset.x;
5727 }
5728 else
5729 [super mouseDown: theEvent];
5730 }
5731
5732
5733 /* stop resizing */
5734 - (void)mouseUp: (NSEvent *)theEvent
5735 {
5736 if (ns_in_resize)
5737 {
5738 struct frame *f = ((EmacsView *)[self delegate])->emacsframe;
5739 ns_in_resize = NO;
5740 ns_set_name_as_filename (f);
5741 [self display];
5742 ns_send_appdefined (-1);
5743 }
5744 else
5745 [super mouseUp: theEvent];
5746 }
5747
5748
5749 /* send resize events */
5750 - (void)mouseDragged: (NSEvent *)theEvent
5751 {
5752 if (ns_in_resize)
5753 {
5754 NSPoint p = [theEvent locationInWindow];
5755 NSSize size, vettedSize, origSize = [self frame].size;
5756
5757 size.width = p.x + grabOffset.x;
5758 size.height = origSize.height - p.y + grabOffset.y;
5759
5760 if (size.width == origSize.width && size.height == origSize.height)
5761 return;
5762
5763 vettedSize = [[self delegate] windowWillResize: self toSize: size];
5764 if (vettedSize.width != size.width || vettedSize.height != size.height)
5765 {
5766 [[NSNotificationCenter defaultCenter]
5767 postNotificationName: NSWindowDidResizeNotification
5768 object: self];
5769 }
5770 }
5771 else
5772 [super mouseDragged: theEvent];
5773 }
5774
5775 @end /* EmacsWindow */
5776
5777
5778 /* ==========================================================================
5779
5780 EmacsScroller implementation
5781
5782 ========================================================================== */
5783
5784
5785 @implementation EmacsScroller
5786
5787 /* for repeat button push */
5788 #define SCROLL_BAR_FIRST_DELAY 0.5
5789 #define SCROLL_BAR_CONTINUOUS_DELAY (1.0 / 15)
5790
5791 + (CGFloat) scrollerWidth
5792 {
5793 /* TODO: if we want to allow variable widths, this is the place to do it,
5794 however neither GNUstep nor Cocoa support it very well */
5795 return [NSScroller scrollerWidth];
5796 }
5797
5798
5799 - initFrame: (NSRect )r window: (Lisp_Object)nwin
5800 {
5801 NSTRACE (EmacsScroller_initFrame);
5802
5803 r.size.width = [EmacsScroller scrollerWidth];
5804 [super initWithFrame: r/*NSMakeRect (0, 0, 0, 0)*/];
5805 [self setContinuous: YES];
5806 [self setEnabled: YES];
5807
5808 /* Ensure auto resizing of scrollbars occurs within the emacs frame's view
5809 locked against the top and bottom edges, and right edge on OS X, where
5810 scrollers are on right. */
5811 #ifdef NS_IMPL_GNUSTEP
5812 [self setAutoresizingMask: NSViewMaxXMargin | NSViewHeightSizable];
5813 #else
5814 [self setAutoresizingMask: NSViewMinXMargin | NSViewHeightSizable];
5815 #endif
5816
5817 win = nwin;
5818 condemned = NO;
5819 pixel_height = NSHeight (r);
5820 min_portion = 20 / pixel_height;
5821
5822 frame = XFRAME (XWINDOW (win)->frame);
5823 if (FRAME_LIVE_P (frame))
5824 {
5825 int i;
5826 EmacsView *view = FRAME_NS_VIEW (frame);
5827 NSView *sview = [[view window] contentView];
5828 NSArray *subs = [sview subviews];
5829
5830 /* disable optimization stopping redraw of other scrollbars */
5831 view->scrollbarsNeedingUpdate = 0;
5832 for (i =[subs count]-1; i >= 0; i--)
5833 if ([[subs objectAtIndex: i] isKindOfClass: [EmacsScroller class]])
5834 view->scrollbarsNeedingUpdate++;
5835 [sview addSubview: self];
5836 }
5837
5838 /* [self setFrame: r]; */
5839
5840 return self;
5841 }
5842
5843
5844 - (void)setFrame: (NSRect)newRect
5845 {
5846 NSTRACE (EmacsScroller_setFrame);
5847 /* BLOCK_INPUT; */
5848 pixel_height = NSHeight (newRect);
5849 min_portion = 20 / pixel_height;
5850 [super setFrame: newRect];
5851 [self display];
5852 /* UNBLOCK_INPUT; */
5853 }
5854
5855
5856 - (void)dealloc
5857 {
5858 NSTRACE (EmacsScroller_dealloc);
5859 if (!NILP (win))
5860 XWINDOW (win)->vertical_scroll_bar = Qnil;
5861 [super dealloc];
5862 }
5863
5864
5865 - condemn
5866 {
5867 NSTRACE (condemn);
5868 condemned =YES;
5869 return self;
5870 }
5871
5872
5873 - reprieve
5874 {
5875 NSTRACE (reprieve);
5876 condemned =NO;
5877 return self;
5878 }
5879
5880
5881 - judge
5882 {
5883 NSTRACE (judge);
5884 if (condemned)
5885 {
5886 EmacsView *view;
5887 BLOCK_INPUT;
5888 /* ensure other scrollbar updates after deletion */
5889 view = (EmacsView *)FRAME_NS_VIEW (frame);
5890 if (view != nil)
5891 view->scrollbarsNeedingUpdate++;
5892 [self removeFromSuperview];
5893 [self release];
5894 UNBLOCK_INPUT;
5895 }
5896 return self;
5897 }
5898
5899
5900 - (void)resetCursorRects
5901 {
5902 NSRect visible = [self visibleRect];
5903 NSTRACE (resetCursorRects);
5904
5905 if (!NSIsEmptyRect (visible))
5906 [self addCursorRect: visible cursor: [NSCursor arrowCursor]];
5907 [[NSCursor arrowCursor] setOnMouseEntered: YES];
5908 }
5909
5910
5911 - (int) checkSamePosition: (int) position portion: (int) portion
5912 whole: (int) whole
5913 {
5914 return em_position ==position && em_portion ==portion && em_whole ==whole
5915 && portion != whole; /* needed for resize empty buf */
5916 }
5917
5918
5919 - setPosition: (int)position portion: (int)portion whole: (int)whole
5920 {
5921 NSTRACE (setPosition);
5922
5923 em_position = position;
5924 em_portion = portion;
5925 em_whole = whole;
5926
5927 if (portion >= whole)
5928 [self setFloatValue: 0.0 knobProportion: 1.0];
5929 else
5930 {
5931 float pos, por;
5932 portion = max ((float)whole*min_portion/pixel_height, portion);
5933 pos = (float)position / (whole - portion);
5934 por = (float)portion/whole;
5935 [self setFloatValue: pos knobProportion: por];
5936 }
5937 return self;
5938 }
5939
5940 /* FIXME: unused at moment (see ns_mouse_position) at the moment because
5941 drag events will go directly to the EmacsScroller. Leaving in for now. */
5942 -(void)getMouseMotionPart: (int *)part window: (Lisp_Object *)window
5943 x: (Lisp_Object *)x y: ( Lisp_Object *)y
5944 {
5945 *part = last_hit_part;
5946 *window = win;
5947 XSETINT (*y, pixel_height);
5948 if ([self floatValue] > 0.999)
5949 XSETINT (*x, pixel_height);
5950 else
5951 XSETINT (*x, pixel_height * [self floatValue]);
5952 }
5953
5954
5955 /* set up emacs_event */
5956 - (void) sendScrollEventAtLoc: (float)loc fromEvent: (NSEvent *)e
5957 {
5958 if (!emacs_event)
5959 return;
5960
5961 emacs_event->part = last_hit_part;
5962 emacs_event->code = 0;
5963 emacs_event->modifiers = EV_MODIFIERS (e) | down_modifier;
5964 emacs_event->frame_or_window = win;
5965 emacs_event->timestamp = EV_TIMESTAMP (e);
5966 emacs_event->kind = SCROLL_BAR_CLICK_EVENT;
5967 emacs_event->arg = Qnil;
5968 XSETINT (emacs_event->x, loc * pixel_height);
5969 XSETINT (emacs_event->y, pixel_height-20);
5970
5971 n_emacs_events_pending++;
5972 kbd_buffer_store_event_hold (emacs_event, q_event_ptr);
5973 EVENT_INIT (*emacs_event);
5974 ns_send_appdefined (-1);
5975 }
5976
5977
5978 /* called manually thru timer to implement repeated button action w/hold-down */
5979 - repeatScroll: (NSTimer *)scrollEntry
5980 {
5981 NSEvent *e = [[self window] currentEvent];
5982 NSPoint p = [[self window] mouseLocationOutsideOfEventStream];
5983 BOOL inKnob = [self testPart: p] == NSScrollerKnob;
5984
5985 /* clear timer if need be */
5986 if (inKnob || [scroll_repeat_entry timeInterval] == SCROLL_BAR_FIRST_DELAY)
5987 {
5988 [scroll_repeat_entry invalidate];
5989 [scroll_repeat_entry release];
5990 scroll_repeat_entry = nil;
5991
5992 if (inKnob)
5993 return self;
5994
5995 scroll_repeat_entry
5996 = [[NSTimer scheduledTimerWithTimeInterval:
5997 SCROLL_BAR_CONTINUOUS_DELAY
5998 target: self
5999 selector: @selector (repeatScroll:)
6000 userInfo: 0
6001 repeats: YES]
6002 retain];
6003 }
6004
6005 [self sendScrollEventAtLoc: 0 fromEvent: e];
6006 return self;
6007 }
6008
6009
6010 /* Asynchronous mouse tracking for scroller. This allows us to dispatch
6011 mouseDragged events without going into a modal loop. */
6012 - (void)mouseDown: (NSEvent *)e
6013 {
6014 NSRect sr, kr;
6015 /* hitPart is only updated AFTER event is passed on */
6016 NSScrollerPart part = [self testPart: [e locationInWindow]];
6017 double inc = 0.0, loc, kloc, pos;
6018 int edge = 0;
6019
6020 NSTRACE (EmacsScroller_mouseDown);
6021
6022 switch (part)
6023 {
6024 case NSScrollerDecrementPage:
6025 last_hit_part = scroll_bar_above_handle; inc = -1.0; break;
6026 case NSScrollerIncrementPage:
6027 last_hit_part = scroll_bar_below_handle; inc = 1.0; break;
6028 case NSScrollerDecrementLine:
6029 last_hit_part = scroll_bar_up_arrow; inc = -0.1; break;
6030 case NSScrollerIncrementLine:
6031 last_hit_part = scroll_bar_down_arrow; inc = 0.1; break;
6032 case NSScrollerKnob:
6033 last_hit_part = scroll_bar_handle; break;
6034 case NSScrollerKnobSlot: /* GNUstep-only */
6035 last_hit_part = scroll_bar_move_ratio; break;
6036 default: /* NSScrollerNoPart? */
6037 fprintf (stderr, "EmacsScoller-mouseDown: unexpected part %ld\n",
6038 (long) part);
6039 return;
6040 }
6041
6042 if (inc != 0.0)
6043 {
6044 pos = 0; /* ignored */
6045
6046 /* set a timer to repeat, as we can't let superclass do this modally */
6047 scroll_repeat_entry
6048 = [[NSTimer scheduledTimerWithTimeInterval: SCROLL_BAR_FIRST_DELAY
6049 target: self
6050 selector: @selector (repeatScroll:)
6051 userInfo: 0
6052 repeats: YES]
6053 retain];
6054 }
6055 else
6056 {
6057 /* handle, or on GNUstep possibly slot */
6058 NSEvent *fake_event;
6059
6060 /* compute float loc in slot and mouse offset on knob */
6061 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6062 toView: nil];
6063 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6064 if (loc <= 0.0)
6065 {
6066 loc = 0.0;
6067 edge = -1;
6068 }
6069 else if (loc >= NSHeight (sr))
6070 {
6071 loc = NSHeight (sr);
6072 edge = 1;
6073 }
6074
6075 if (edge)
6076 kloc = 0.5 * edge;
6077 else
6078 {
6079 kr = [self convertRect: [self rectForPart: NSScrollerKnob]
6080 toView: nil];
6081 kloc = NSHeight (kr) - ([e locationInWindow].y - NSMinY (kr));
6082 }
6083 last_mouse_offset = kloc;
6084
6085 /* if knob, tell emacs a location offset by knob pos
6086 (to indicate top of handle) */
6087 if (part == NSScrollerKnob)
6088 pos = (loc - last_mouse_offset) / NSHeight (sr);
6089 else
6090 /* else this is a slot click on GNUstep: go straight there */
6091 pos = loc / NSHeight (sr);
6092
6093 /* send a fake mouse-up to super to preempt modal -trackKnob: mode */
6094 fake_event = [NSEvent mouseEventWithType: NSLeftMouseUp
6095 location: [e locationInWindow]
6096 modifierFlags: [e modifierFlags]
6097 timestamp: [e timestamp]
6098 windowNumber: [e windowNumber]
6099 context: [e context]
6100 eventNumber: [e eventNumber]
6101 clickCount: [e clickCount]
6102 pressure: [e pressure]];
6103 [super mouseUp: fake_event];
6104 }
6105
6106 if (part != NSScrollerKnob)
6107 [self sendScrollEventAtLoc: pos fromEvent: e];
6108 }
6109
6110
6111 /* Called as we manually track scroller drags, rather than superclass. */
6112 - (void)mouseDragged: (NSEvent *)e
6113 {
6114 NSRect sr;
6115 double loc, pos;
6116 int edge = 0;
6117
6118 NSTRACE (EmacsScroller_mouseDragged);
6119
6120 sr = [self convertRect: [self rectForPart: NSScrollerKnobSlot]
6121 toView: nil];
6122 loc = NSHeight (sr) - ([e locationInWindow].y - NSMinY (sr));
6123
6124 if (loc <= 0.0)
6125 {
6126 loc = 0.0;
6127 edge = -1;
6128 }
6129 else if (loc >= NSHeight (sr) + last_mouse_offset)
6130 {
6131 loc = NSHeight (sr) + last_mouse_offset;
6132 edge = 1;
6133 }
6134
6135 pos = /*(edge ? loc :*/ (loc - last_mouse_offset) / NSHeight (sr);
6136 [self sendScrollEventAtLoc: pos fromEvent: e];
6137 }
6138
6139
6140 - (void)mouseUp: (NSEvent *)e
6141 {
6142 if (scroll_repeat_entry)
6143 {
6144 [scroll_repeat_entry invalidate];
6145 [scroll_repeat_entry release];
6146 scroll_repeat_entry = nil;
6147 }
6148 last_hit_part = 0;
6149 }
6150
6151
6152 /* treat scrollwheel events in the bar as though they were in the main window */
6153 - (void) scrollWheel: (NSEvent *)theEvent
6154 {
6155 EmacsView *view = (EmacsView *)FRAME_NS_VIEW (frame);
6156 [view mouseDown: theEvent];
6157 }
6158
6159 @end /* EmacsScroller */
6160
6161
6162
6163
6164 /* ==========================================================================
6165
6166 Font-related functions; these used to be in nsfaces.m
6167
6168 ========================================================================== */
6169
6170
6171 Lisp_Object
6172 x_new_font (struct frame *f, Lisp_Object font_object, int fontset)
6173 {
6174 struct font *font = XFONT_OBJECT (font_object);
6175
6176 if (fontset < 0)
6177 fontset = fontset_from_font (font_object);
6178 FRAME_FONTSET (f) = fontset;
6179
6180 if (FRAME_FONT (f) == font)
6181 /* This font is already set in frame F. There's nothing more to
6182 do. */
6183 return font_object;
6184
6185 FRAME_FONT (f) = font;
6186
6187 FRAME_BASELINE_OFFSET (f) = font->baseline_offset;
6188 FRAME_COLUMN_WIDTH (f) = font->average_width;
6189 FRAME_SPACE_WIDTH (f) = font->space_width;
6190 FRAME_LINE_HEIGHT (f) = font->height;
6191
6192 compute_fringe_widths (f, 1);
6193
6194 /* Compute the scroll bar width in character columns. */
6195 if (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) > 0)
6196 {
6197 int wid = FRAME_COLUMN_WIDTH (f);
6198 FRAME_CONFIG_SCROLL_BAR_COLS (f)
6199 = (FRAME_CONFIG_SCROLL_BAR_WIDTH (f) + wid - 1) / wid;
6200 }
6201 else
6202 {
6203 int wid = FRAME_COLUMN_WIDTH (f);
6204 FRAME_CONFIG_SCROLL_BAR_COLS (f) = (14 + wid - 1) / wid;
6205 }
6206
6207 /* Now make the frame display the given font. */
6208 if (FRAME_NS_WINDOW (f) != 0)
6209 x_set_window_size (f, 0, FRAME_COLS (f), FRAME_LINES (f));
6210
6211 return font_object;
6212 }
6213
6214
6215 /* XLFD: -foundry-family-weight-slant-swidth-adstyle-pxlsz-ptSz-resx-resy-spc-avgWidth-rgstry-encoding */
6216 /* Note: ns_font_to_xlfd and ns_fontname_to_xlfd no longer needed, removed
6217 in 1.43. */
6218
6219 const char *
6220 ns_xlfd_to_fontname (const char *xlfd)
6221 /* --------------------------------------------------------------------------
6222 Convert an X font name (XLFD) to an NS font name.
6223 Only family is used.
6224 The string returned is temporarily allocated.
6225 -------------------------------------------------------------------------- */
6226 {
6227 char *name = xmalloc (180);
6228 int i, len;
6229 const char *ret;
6230
6231 if (!strncmp (xlfd, "--", 2))
6232 sscanf (xlfd, "--%*[^-]-%[^-]179-", name);
6233 else
6234 sscanf (xlfd, "-%*[^-]-%[^-]179-", name);
6235
6236 /* stopgap for malformed XLFD input */
6237 if (strlen (name) == 0)
6238 strcpy (name, "Monaco");
6239
6240 /* undo hack in ns_fontname_to_xlfd, converting '$' to '-', '_' to ' '
6241 also uppercase after '-' or ' ' */
6242 name[0] = toupper (name[0]);
6243 for (len =strlen (name), i =0; i<len; i++)
6244 {
6245 if (name[i] == '$')
6246 {
6247 name[i] = '-';
6248 if (i+1<len)
6249 name[i+1] = toupper (name[i+1]);
6250 }
6251 else if (name[i] == '_')
6252 {
6253 name[i] = ' ';
6254 if (i+1<len)
6255 name[i+1] = toupper (name[i+1]);
6256 }
6257 }
6258 /*fprintf (stderr, "converted '%s' to '%s'\n",xlfd,name); */
6259 ret = [[NSString stringWithUTF8String: name] UTF8String];
6260 xfree (name);
6261 return ret;
6262 }
6263
6264
6265 void
6266 syms_of_nsterm (void)
6267 {
6268 NSTRACE (syms_of_nsterm);
6269
6270 ns_antialias_threshold = 10.0;
6271
6272 /* from 23+ we need to tell emacs what modifiers there are.. */
6273 DEFSYM (Qmodifier_value, "modifier-value");
6274 DEFSYM (Qalt, "alt");
6275 DEFSYM (Qhyper, "hyper");
6276 DEFSYM (Qmeta, "meta");
6277 DEFSYM (Qsuper, "super");
6278 DEFSYM (Qcontrol, "control");
6279 DEFSYM (Qnone, "none");
6280 Fput (Qalt, Qmodifier_value, make_number (alt_modifier));
6281 Fput (Qhyper, Qmodifier_value, make_number (hyper_modifier));
6282 Fput (Qmeta, Qmodifier_value, make_number (meta_modifier));
6283 Fput (Qsuper, Qmodifier_value, make_number (super_modifier));
6284 Fput (Qcontrol, Qmodifier_value, make_number (ctrl_modifier));
6285
6286 DEFVAR_LISP ("ns-input-file", &ns_input_file,
6287 "The file specified in the last NS event.");
6288 ns_input_file =Qnil;
6289
6290 DEFVAR_LISP ("ns-input-text", &ns_input_text,
6291 "The data received in the last NS text drag event.");
6292 ns_input_text =Qnil;
6293
6294 DEFVAR_LISP ("ns-working-text", &ns_working_text,
6295 "String for visualizing working composition sequence.");
6296 ns_working_text =Qnil;
6297
6298 DEFVAR_LISP ("ns-input-font", &ns_input_font,
6299 "The font specified in the last NS event.");
6300 ns_input_font =Qnil;
6301
6302 DEFVAR_LISP ("ns-input-fontsize", &ns_input_fontsize,
6303 "The fontsize specified in the last NS event.");
6304 ns_input_fontsize =Qnil;
6305
6306 DEFVAR_LISP ("ns-input-line", &ns_input_line,
6307 "The line specified in the last NS event.");
6308 ns_input_line =Qnil;
6309
6310 DEFVAR_LISP ("ns-input-color", &ns_input_color,
6311 "The color specified in the last NS event.");
6312 ns_input_color =Qnil;
6313
6314 DEFVAR_LISP ("ns-input-spi-name", &ns_input_spi_name,
6315 "The service name specified in the last NS event.");
6316 ns_input_spi_name =Qnil;
6317
6318 DEFVAR_LISP ("ns-input-spi-arg", &ns_input_spi_arg,
6319 "The service argument specified in the last NS event.");
6320 ns_input_spi_arg =Qnil;
6321
6322 DEFVAR_LISP ("ns-alternate-modifier", &ns_alternate_modifier,
6323 "This variable describes the behavior of the alternate or option key.\n\
6324 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6325 Set to none means that the alternate / option key is not interpreted by Emacs\n\
6326 at all, allowing it to be used at a lower level for accented character entry.");
6327 ns_alternate_modifier = Qmeta;
6328
6329 DEFVAR_LISP ("ns-right-alternate-modifier", &ns_right_alternate_modifier,
6330 "This variable describes the behavior of the right alternate or option key.\n\
6331 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6332 Set to left means be the same key as `ns-alternate-modifier'.\n\
6333 Set to none means that the alternate / option key is not interpreted by Emacs\n\
6334 at all, allowing it to be used at a lower level for accented character entry.");
6335 ns_right_alternate_modifier = Qleft;
6336
6337 DEFVAR_LISP ("ns-command-modifier", &ns_command_modifier,
6338 "This variable describes the behavior of the command key.\n\
6339 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
6340 ns_command_modifier = Qsuper;
6341
6342 DEFVAR_LISP ("ns-right-command-modifier", &ns_right_command_modifier,
6343 "This variable describes the behavior of the right command key.\n\
6344 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6345 Set to left means be the same key as `ns-command-modifier'.\n\
6346 Set to none means that the command / option key is not interpreted by Emacs\n\
6347 at all, allowing it to be used at a lower level for accented character entry.");
6348 ns_right_command_modifier = Qleft;
6349
6350 DEFVAR_LISP ("ns-control-modifier", &ns_control_modifier,
6351 "This variable describes the behavior of the control key.\n\
6352 Set to control, meta, alt, super, or hyper means it is taken to be that key.");
6353 ns_control_modifier = Qcontrol;
6354
6355 DEFVAR_LISP ("ns-right-control-modifier", &ns_right_control_modifier,
6356 "This variable describes the behavior of the right control key.\n\
6357 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6358 Set to left means be the same key as `ns-control-modifier'.\n\
6359 Set to none means that the control / option key is not interpreted by Emacs\n\
6360 at all, allowing it to be used at a lower level for accented character entry.");
6361 ns_right_control_modifier = Qleft;
6362
6363 DEFVAR_LISP ("ns-function-modifier", &ns_function_modifier,
6364 "This variable describes the behavior of the function key (on laptops).\n\
6365 Set to control, meta, alt, super, or hyper means it is taken to be that key.\n\
6366 Set to none means that the function key is not interpreted by Emacs at all,\n\
6367 allowing it to be used at a lower level for accented character entry.");
6368 ns_function_modifier = Qnone;
6369
6370 DEFVAR_LISP ("ns-antialias-text", &ns_antialias_text,
6371 "Non-nil (the default) means to render text antialiased. Only has an effect on OS X Panther and above.");
6372 ns_antialias_text = Qt;
6373
6374 DEFVAR_LISP ("ns-confirm-quit", &ns_confirm_quit,
6375 "Whether to confirm application quit using dialog.");
6376 ns_confirm_quit = Qnil;
6377
6378 staticpro (&ns_display_name_list);
6379 ns_display_name_list = Qnil;
6380
6381 staticpro (&last_mouse_motion_frame);
6382 last_mouse_motion_frame = Qnil;
6383
6384 /* TODO: move to common code */
6385 DEFVAR_LISP ("x-toolkit-scroll-bars", &Vx_toolkit_scroll_bars,
6386 doc: /* If not nil, Emacs uses toolkit scroll bars. */);
6387 #ifdef USE_TOOLKIT_SCROLL_BARS
6388 Vx_toolkit_scroll_bars = Qt;
6389 #else
6390 Vx_toolkit_scroll_bars = Qnil;
6391 #endif
6392
6393 /* these are unsupported but we need the declarations to avoid whining
6394 messages from cus-start.el */
6395 DEFVAR_BOOL ("x-use-underline-position-properties",
6396 &x_use_underline_position_properties,
6397 doc: /* NOT SUPPORTED UNDER NS.
6398 *Non-nil means make use of UNDERLINE_POSITION font properties.
6399 A value of nil means ignore them. If you encounter fonts with bogus
6400 UNDERLINE_POSITION font properties, for example 7x13 on XFree prior
6401 to 4.1, set this to nil.
6402
6403 NOTE: Not supported on Mac yet. */);
6404 x_use_underline_position_properties = 0;
6405
6406 DEFVAR_BOOL ("x-underline-at-descent-line",
6407 &x_underline_at_descent_line,
6408 doc: /* NOT SUPPORTED UNDER NS.
6409 *Non-nil means to draw the underline at the same place as the descent line.
6410 A value of nil means to draw the underline according to the value of the
6411 variable `x-use-underline-position-properties', which is usually at the
6412 baseline level. The default value is nil. */);
6413 x_underline_at_descent_line = 0;
6414
6415 /* Tell emacs about this window system. */
6416 Fprovide (intern ("ns"), Qnil);
6417 }
6418
6419
6420 // arch-tag: 6eaa8f7d-a69b-4e1c-b43d-ab31defbe0d2