code.delx.au - gnu-emacs/blob - src/macterm.h

   1 /* Display module for Mac OS.
   2    Copyright (C) 2000, 2001, 2002, 2003, 2004,
   3                  2005, 2006, 2007 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 2, or (at your option)
  10 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; see the file COPYING.  If not, write to
  19 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  20 Boston, MA 02110-1301, USA.  */
  21
  22 /* Contributed by Andrew Choi (akochoi@mac.com).  */
  23
  24 #include "macgui.h"
  25 #include "frame.h"
  26
  27 #define RGB_TO_ULONG(r, g, b) (((r) << 16) | ((g) << 8) | (b))
  28
  29 #define RED_FROM_ULONG(color) ((color) >> 16)
  30 #define GREEN_FROM_ULONG(color) (((color) >> 8) & 0xff)
  31 #define BLUE_FROM_ULONG(color) ((color) & 0xff)
  32
  33 /* Do not change `* 0x101' in the following lines to `<< 8'.  If
  34    changed, image masks in 1-bit depth will not work. */
  35 #define RED16_FROM_ULONG(color) (RED_FROM_ULONG(color) * 0x101)
  36 #define GREEN16_FROM_ULONG(color) (GREEN_FROM_ULONG(color) * 0x101)
  37 #define BLUE16_FROM_ULONG(color) (BLUE_FROM_ULONG(color) * 0x101)
  38
  39 #define BLACK_PIX_DEFAULT(f) RGB_TO_ULONG(0,0,0)
  40 #define WHITE_PIX_DEFAULT(f) RGB_TO_ULONG(255,255,255)
  41
  42 #define FONT_WIDTH(f)   ((f)->max_bounds.width)
  43 #define FONT_HEIGHT(f)  ((f)->ascent + (f)->descent)
  44 #define FONT_BASE(f)    ((f)->ascent)
  45 #define FONT_DESCENT(f) ((f)->descent)
  46
  47 /* Structure recording bitmaps and reference count.
  48    If REFCOUNT is 0 then this record is free to be reused.  */
  49
  50 struct mac_bitmap_record
  51 {
  52   char *bitmap_data;
  53   char *file;
  54   int refcount;
  55   int height, width;
  56 };
  57
  58
  59 /* For each display (currently only one on mac), we have a structure that
  60    records information about it.  */
  61
  62 struct mac_display_info
  63 {
  64   /* Chain of all mac_display_info structures.  */
  65   struct mac_display_info *next;
  66
  67   /* This is a cons cell of the form (NAME . FONT-LIST-CACHE).
  68      The same cons cell also appears in x_display_name_list.  */
  69   Lisp_Object name_list_element;
  70
  71   /* Number of frames that are on this display.  */
  72   int reference_count;
  73
  74   /* Dots per inch of the screen.  */
  75   double resx, resy;
  76
  77   /* Number of planes on this screen.  */
  78   int n_planes;
  79
  80   /* Whether the screen supports color */
  81   int color_p;
  82
  83   /* Dimensions of this screen.  */
  84   int height, width;
  85
  86   /* Mask of things that cause the mouse to be grabbed.  */
  87   int grabbed;
  88
  89 #if 0
  90   /* Emacs bitmap-id of the default icon bitmap for this frame.
  91      Or -1 if none has been allocated yet.  */
  92   int icon_bitmap_id;
  93
  94 #endif
  95   /* The root window of this screen.  */
  96   Window root_window;
  97
  98   /* The cursor to use for vertical scroll bars.  */
  99   Cursor vertical_scroll_bar_cursor;
 100
 101   /* Resource data base */
 102   XrmDatabase xrdb;
 103
 104   /* A table of all the fonts we have already loaded.  */
 105   struct font_info *font_table;
 106
 107   /* The current capacity of font_table.  */
 108   int font_table_size;
 109
 110   /* Minimum width over all characters in all fonts in font_table.  */
 111   int smallest_char_width;
 112
 113   /* Minimum font height over all fonts in font_table.  */
 114   int smallest_font_height;
 115
 116   /* Reusable Graphics Context for drawing a cursor in a non-default face. */
 117   GC scratch_cursor_gc;
 118
 119   /* These variables describe the range of text currently shown in its
 120      mouse-face, together with the window they apply to.  As long as
 121      the mouse stays within this range, we need not redraw anything on
 122      its account.  Rows and columns are glyph matrix positions in
 123      MOUSE_FACE_WINDOW.  */
 124   int mouse_face_beg_row, mouse_face_beg_col;
 125   int mouse_face_beg_x, mouse_face_beg_y;
 126   int mouse_face_end_row, mouse_face_end_col;
 127   int mouse_face_end_x, mouse_face_end_y;
 128   int mouse_face_past_end;
 129   Lisp_Object mouse_face_window;
 130   int mouse_face_face_id;
 131   Lisp_Object mouse_face_overlay;
 132
 133   /* 1 if a mouse motion event came and we didn't handle it right away because
 134      gc was in progress.  */
 135   int mouse_face_deferred_gc;
 136
 137   /* FRAME and X, Y position of mouse when last checked for
 138      highlighting.  X and Y can be negative or out of range for the frame.  */
 139   struct frame *mouse_face_mouse_frame;
 140   int mouse_face_mouse_x, mouse_face_mouse_y;
 141
 142   /* Nonzero means defer mouse-motion highlighting.  */
 143   int mouse_face_defer;
 144
 145   /* Nonzero means that the mouse highlight should not be shown.  */
 146   int mouse_face_hidden;
 147
 148   int mouse_face_image_state;
 149
 150   char *mac_id_name;
 151
 152   /* The number of fonts actually stored in the font table.
 153      font_table[n] is used and valid iff 0 <= n < n_fonts.  0 <=
 154      n_fonts <= font_table_size and font_table[i].name != 0.  */
 155   int n_fonts;
 156
 157   /* Pointer to bitmap records.  */
 158   struct mac_bitmap_record *bitmaps;
 159
 160   /* Allocated size of bitmaps field.  */
 161   int bitmaps_size;
 162
 163   /* Last used bitmap index.  */
 164   int bitmaps_last;
 165
 166   /* The frame (if any) which has the window that has keyboard focus.
 167      Zero if none.  This is examined by Ffocus_frame in macfns.c.  Note
 168      that a mere EnterNotify event can set this; if you need to know the
 169      last frame specified in a FocusIn or FocusOut event, use
 170      x_focus_event_frame.  */
 171   struct frame *x_focus_frame;
 172
 173   /* The last frame mentioned in a FocusIn or FocusOut event.  This is
 174      separate from x_focus_frame, because whether or not LeaveNotify
 175      events cause us to lose focus depends on whether or not we have
 176      received a FocusIn event for it.  */
 177   struct frame *x_focus_event_frame;
 178
 179   /* The frame which currently has the visual highlight, and should get
 180      keyboard input (other sorts of input have the frame encoded in the
 181      event).  It points to the focus frame's selected window's
 182      frame.  It differs from x_focus_frame when we're using a global
 183      minibuffer.  */
 184   struct frame *x_highlight_frame;
 185
 186   /* Cache of images.  */
 187   struct image_cache *image_cache;
 188 };
 189
 190 /* This checks to make sure we have a display.  */
 191 extern void check_mac P_ ((void));
 192
 193 #define x_display_info mac_display_info
 194
 195 /* This is a chain of structures for all the X displays currently in use.  */
 196 extern struct x_display_info *x_display_list;
 197
 198 /* This is a chain of structures for all the displays currently in use.  */
 199 extern struct mac_display_info one_mac_display_info;
 200
 201 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
 202    one for each element of x_display_list and in the same order.
 203    NAME is the name of the frame.
 204    FONT-LIST-CACHE records previous values returned by x-list-fonts.  */
 205 extern Lisp_Object x_display_name_list;
 206
 207 extern struct x_display_info *x_display_info_for_name P_ ((Lisp_Object));
 208
 209 extern struct mac_display_info *mac_term_init P_ ((Lisp_Object, char *, char *));
 210
 211 extern Lisp_Object x_list_fonts P_ ((struct frame *, Lisp_Object, int, int));
 212 extern struct font_info *x_get_font_info P_ ((struct frame *f, int));
 213 extern struct font_info *x_load_font P_ ((struct frame *, char *, int));
 214 extern struct font_info *x_query_font P_ ((struct frame *, char *));
 215 extern void x_find_ccl_program P_ ((struct font_info *));
 216 \f
 217 /* When Emacs uses a tty window, tty_display in frame.c points to an
 218    x_output struct .  */
 219 struct x_output
 220 {
 221   unsigned long background_pixel;
 222   unsigned long foreground_pixel;
 223 };
 224
 225 /* The collection of data describing a window on the Mac.  */
 226 struct mac_output
 227 {
 228   /* Placeholder for things accessed through output_data.x.  Must
 229      appear first.  */
 230   struct x_output x_compatible;
 231
 232   /* Menubar "widget" handle.  */
 233   int menubar_widget;
 234
 235   FRAME_PTR mFP;                /* points back to the frame struct */
 236
 237   /* Here are the Graphics Contexts for the default font.  */
 238   GC normal_gc;                         /* Normal video */
 239   GC reverse_gc;                        /* Reverse video */
 240   GC cursor_gc;                         /* cursor drawing */
 241
 242   /* The window used for this frame.
 243      May be zero while the frame object is being created
 244      and the window has not yet been created.  */
 245   Window window_desc;
 246
 247   /* The window that is the parent of this window.
 248      Usually this is a window that was made by the window manager,
 249      but it can be the root window, and it can be explicitly specified
 250      (see the explicit_parent field, below).  */
 251   Window parent_desc;
 252
 253   /* Default ASCII font of this frame. */
 254   XFontStruct *font;
 255
 256   /* The baseline offset of the default ASCII font.  */
 257   int baseline_offset;
 258
 259   /* If a fontset is specified for this frame instead of font, this
 260      value contains an ID of the fontset, else -1.  */
 261   int fontset;
 262
 263   /* Pixel values used for various purposes.
 264      border_pixel may be -1 meaning use a gray tile.  */
 265   unsigned long cursor_pixel;
 266   unsigned long border_pixel;
 267   unsigned long mouse_pixel;
 268   unsigned long cursor_foreground_pixel;
 269
 270 #if 0
 271   /* Foreground color for scroll bars.  A value of -1 means use the
 272      default (black for non-toolkit scroll bars).  */
 273   unsigned long scroll_bar_foreground_pixel;
 274
 275   /* Background color for scroll bars.  A value of -1 means use the
 276      default (background color of the frame for non-toolkit scroll
 277      bars).  */
 278   unsigned long scroll_bar_background_pixel;
 279 #endif
 280
 281   /* Descriptor for the cursor in use for this window.  */
 282   Cursor text_cursor;
 283   Cursor nontext_cursor;
 284   Cursor modeline_cursor;
 285   Cursor hand_cursor;
 286   Cursor hourglass_cursor;
 287   Cursor horizontal_drag_cursor;
 288 #if 0
 289   /* Window whose cursor is hourglass_cursor.  This window is temporarily
 290      mapped to display a hourglass-cursor.  */
 291   Window hourglass_window;
 292
 293   /* Non-zero means hourglass cursor is currently displayed.  */
 294   unsigned hourglass_p : 1;
 295
 296   /* Flag to set when the window needs to be completely repainted.  */
 297   int needs_exposure;
 298
 299 #endif
 300
 301 #if TARGET_API_MAC_CARBON
 302   /* The Mac control reference for the hourglass (progress indicator)
 303      shown at the upper-right corner of the window.  */
 304   ControlRef hourglass_control;
 305 #endif
 306
 307   /* This is the Emacs structure for the display this frame is on.  */
 308   /* struct w32_display_info *display_info; */
 309
 310   /* Nonzero means our parent is another application's window
 311      and was explicitly specified.  */
 312   char explicit_parent;
 313
 314   /* Nonzero means tried already to make this frame visible.  */
 315   char asked_for_visible;
 316
 317   /* Relief GCs, colors etc.  */
 318   struct relief
 319   {
 320     GC gc;
 321     unsigned long pixel;
 322     int allocated_p;
 323   }
 324   black_relief, white_relief;
 325
 326   /* The background for which the above relief GCs were set up.
 327      They are changed only when a different background is involved.  */
 328   unsigned long relief_background;
 329
 330   /* Hints for the size and the position of a window.  */
 331   XSizeHints *size_hints;
 332
 333 #if USE_CG_DRAWING
 334   /* Quartz 2D graphics context.  */
 335   CGContextRef cg_context;
 336 #endif
 337 };
 338
 339 typedef struct mac_output mac_output;
 340
 341 /* Return the X output data for frame F.  */
 342 #define FRAME_X_OUTPUT(f) ((f)->output_data.mac)
 343
 344 /* Return the Mac window used for displaying data in frame F.  */
 345 #define FRAME_MAC_WINDOW(f) ((f)->output_data.mac->window_desc)
 346 #define FRAME_X_WINDOW(f) ((f)->output_data.mac->window_desc)
 347
 348 #define FRAME_FONT(f) ((f)->output_data.mac->font)
 349 #define FRAME_FONTSET(f) ((f)->output_data.mac->fontset)
 350
 351 #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.mac->baseline_offset)
 352
 353 #define FRAME_SIZE_HINTS(f) ((f)->output_data.mac->size_hints)
 354
 355 /* This gives the mac_display_info structure for the display F is on.  */
 356 #define FRAME_MAC_DISPLAY_INFO(f) (&one_mac_display_info)
 357 #define FRAME_X_DISPLAY_INFO(f) (&one_mac_display_info)
 358
 359 /* This is the `Display *' which frame F is on.  */
 360 #define FRAME_MAC_DISPLAY(f) (0)
 361 #define FRAME_X_DISPLAY(f) (0)
 362
 363 /* This is the 'font_info *' which frame F has.  */
 364 #define FRAME_MAC_FONT_TABLE(f) (FRAME_MAC_DISPLAY_INFO (f)->font_table)
 365
 366 /* Value is the smallest width of any character in any font on frame F.  */
 367
 368 #define FRAME_SMALLEST_CHAR_WIDTH(F) \
 369      FRAME_MAC_DISPLAY_INFO(F)->smallest_char_width
 370
 371 /* Value is the smallest height of any font on frame F.  */
 372
 373 #define FRAME_SMALLEST_FONT_HEIGHT(F) \
 374      FRAME_MAC_DISPLAY_INFO(F)->smallest_font_height
 375
 376 /* Return a pointer to the image cache of frame F.  */
 377
 378 #define FRAME_X_IMAGE_CACHE(F) FRAME_MAC_DISPLAY_INFO ((F))->image_cache
 379
 380 \f
 381 /* Mac-specific scroll bar stuff.  */
 382
 383 /* We represent scroll bars as lisp vectors.  This allows us to place
 384    references to them in windows without worrying about whether we'll
 385    end up with windows referring to dead scroll bars; the garbage
 386    collector will free it when its time comes.
 387
 388    We use struct scroll_bar as a template for accessing fields of the
 389    vector.  */
 390
 391 struct scroll_bar {
 392
 393   /* These fields are shared by all vectors.  */
 394   EMACS_INT size_from_Lisp_Vector_struct;
 395   struct Lisp_Vector *next_from_Lisp_Vector_struct;
 396
 397   /* The window we're a scroll bar for.  */
 398   Lisp_Object window;
 399
 400   /* The next and previous in the chain of scroll bars in this frame.  */
 401   Lisp_Object next, prev;
 402
 403   /* The Mac control handle of this scroll bar.  Since this is a
 404      pointer value, we store it split into two Lisp integers.  */
 405   Lisp_Object control_handle_low, control_handle_high;
 406
 407   /* The position and size of the scroll bar in pixels, relative to the
 408      frame.  */
 409   Lisp_Object top, left, width, height;
 410
 411   /* The starting and ending positions of the handle, relative to the
 412      handle area (i.e. zero is the top position, not
 413      SCROLL_BAR_TOP_BORDER).  If they're equal, that means the handle
 414      hasn't been drawn yet.
 415
 416      These are not actually the locations where the beginning and end
 417      are drawn; in order to keep handles from becoming invisible when
 418      editing large files, we establish a minimum height by always
 419      drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below
 420      where they would be normally; the bottom and top are in a
 421      different co-ordinate system.  */
 422   Lisp_Object start, end;
 423
 424   /* If the scroll bar handle is currently being dragged by the user,
 425      this is the number of pixels from the top of the handle to the
 426      place where the user grabbed it.  If the handle is pressed but
 427      not dragged yet, this is a negative integer whose absolute value
 428      is the number of pixels plus 1.  If the handle isn't currently
 429      being dragged, this is Qnil.  */
 430   Lisp_Object dragging;
 431
 432 #ifdef USE_TOOLKIT_SCROLL_BARS
 433   /* The position and size of the scroll bar handle track area in
 434      pixels, relative to the frame.  */
 435   Lisp_Object track_top, track_height;
 436
 437   /* Minimum length of the scroll bar handle, in pixels.  */
 438   Lisp_Object min_handle;
 439 #endif
 440 };
 441
 442 /* The number of elements a vector holding a struct scroll_bar needs.  */
 443 #define SCROLL_BAR_VEC_SIZE                                     \
 444   ((sizeof (struct scroll_bar)                                  \
 445     - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *))       \
 446    / sizeof (Lisp_Object))
 447
 448 /* Turning a lisp vector value into a pointer to a struct scroll_bar.  */
 449 #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec))
 450
 451
 452 /* Building a C long integer from two lisp integers.  */
 453 #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low))
 454
 455 /* Setting two lisp integers to two parts of a C unsigned long.  */
 456 #define SCROLL_BAR_UNPACK(low, high, ulong) \
 457   (XSETINT ((low),  (ulong) & 0xffff), \
 458    XSETINT ((high), (ulong) >> 16))
 459
 460
 461 /* Extract the Mac control handle of the scroll bar from a struct
 462    scroll_bar.  */
 463 #define SCROLL_BAR_CONTROL_HANDLE(ptr) \
 464   ((ControlHandle) SCROLL_BAR_PACK ((ptr)->control_handle_low, \
 465                                     (ptr)->control_handle_high))
 466
 467 /* Store a Mac control handle in a struct scroll_bar.  */
 468 #define SET_SCROLL_BAR_CONTROL_HANDLE(ptr, handle) \
 469   (SCROLL_BAR_UNPACK ((ptr)->control_handle_low, \
 470                       (ptr)->control_handle_high, (unsigned long) (handle)))
 471
 472 /* Return the inside width of a vertical scroll bar, given the outside
 473    width.  */
 474 #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f, width) \
 475   ((width) \
 476    - VERTICAL_SCROLL_BAR_LEFT_BORDER \
 477    - VERTICAL_SCROLL_BAR_RIGHT_BORDER \
 478    - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2)
 479
 480 /* Return the length of the rectangle within which the top of the
 481    handle must stay.  This isn't equivalent to the inside height,
 482    because the scroll bar handle has a minimum height.
 483
 484    This is the real range of motion for the scroll bar, so when we're
 485    scaling buffer positions to scroll bar positions, we use this, not
 486    VERTICAL_SCROLL_BAR_INSIDE_HEIGHT.  */
 487 #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \
 488   (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) \
 489    - VERTICAL_SCROLL_BAR_MIN_HANDLE - UP_AND_DOWN_ARROWS)
 490
 491 /* Return the inside height of vertical scroll bar, given the outside
 492    height.  See VERTICAL_SCROLL_BAR_TOP_RANGE too.  */
 493 #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \
 494   ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER \
 495    - VERTICAL_SCROLL_BAR_BOTTOM_BORDER)
 496
 497
 498 /* Border widths for scroll bars.
 499
 500    Scroll bar windows don't have any borders; their border width is
 501    set to zero, and we redraw borders ourselves.  This makes the code
 502    a bit cleaner, since we don't have to convert between outside width
 503    (used when relating to the rest of the screen) and inside width
 504    (used when sizing and drawing the scroll bar window itself).
 505
 506    The handle moves up and down/back and forth in a rectangle inset
 507    from the edges of the scroll bar.  These are widths by which we
 508    inset the handle boundaries from the scroll bar edges.  */
 509 #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0)
 510 #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0)
 511 #define VERTICAL_SCROLL_BAR_TOP_BORDER (0)
 512 #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (0)
 513
 514 /* Minimum lengths for scroll bar handles, in pixels.  */
 515 #define VERTICAL_SCROLL_BAR_MIN_HANDLE (16)
 516
 517 /* Combined length of up and down arrow boxes in scroll bars, in pixels.  */
 518 #define UP_AND_DOWN_ARROWS (32)
 519
 520 /* Trimming off a few pixels from each side prevents
 521    text from glomming up against the scroll bar */
 522 #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0)
 523
 524 /* Variations of possible Aqua scroll bar width.  */
 525 #define MAC_AQUA_VERTICAL_SCROLL_BAR_WIDTH (15)
 526 #define MAC_AQUA_SMALL_VERTICAL_SCROLL_BAR_WIDTH (11)
 527
 528 /* Size of hourglass controls */
 529 #define HOURGLASS_WIDTH (16)
 530 #define HOURGLASS_HEIGHT (16)
 531
 532 /* Some constants that are used locally.  */
 533 /* Creator code for Emacs on Mac OS.  */
 534 enum {
 535   MAC_EMACS_CREATOR_CODE        = 'EMAx'
 536 };
 537
 538 /* Apple event descriptor types */
 539 enum {
 540   TYPE_FILE_NAME                = 'fNam'
 541 };
 542
 543 /* Keywords for Apple event attributes */
 544 enum {
 545   KEY_EMACS_SUSPENSION_ID_ATTR  = 'esId' /* typeUInt32 */
 546 };
 547
 548 /* Carbon event parameter names.  */
 549 enum {
 550   EVENT_PARAM_TEXT_INPUT_SEQUENCE_NUMBER = 'tsSn' /* typeUInt32 */
 551 };
 552
 553 /* Some constants that are not defined in older versions.  */
 554 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1030
 555 /* Keywords for Apple event attributes */
 556 enum {
 557   keyReplyRequestedAttr         = 'repq'
 558 };
 559 #endif
 560
 561 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1040
 562 /* Gestalt selectors */
 563 enum {
 564   gestaltSystemVersionMajor     = 'sys1',
 565   gestaltSystemVersionMinor     = 'sys2',
 566   gestaltSystemVersionBugFix    = 'sys3'
 567 };
 568 #endif
 569
 570 #ifdef MAC_OSX
 571 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1020
 572 /* Apple event descriptor types */
 573 enum {
 574   typeUTF8Text                  = 'utf8'
 575 };
 576
 577 /* Carbon event parameter names */
 578 enum {
 579   kEventParamWindowMouseLocation = 'wmou'
 580 };
 581 #endif
 582 #endif
 583
 584 struct frame;
 585 struct face;
 586 struct image;
 587
 588 Lisp_Object display_x_get_resource P_ ((struct x_display_info *,
 589                                         Lisp_Object, Lisp_Object,
 590                                         Lisp_Object, Lisp_Object));
 591 struct frame *check_x_frame P_ ((Lisp_Object));
 592 EXFUN (Fx_display_color_p, 1);
 593 EXFUN (Fx_display_grayscale_p, 1);
 594 EXFUN (Fx_display_planes, 1);
 595 extern void x_free_gcs P_ ((struct frame *));
 596 extern int XParseGeometry P_ ((char *, int *, int *, unsigned int *,
 597                                unsigned int *));
 598
 599 /* Defined in macterm.c.  */
 600
 601 extern void x_set_window_size P_ ((struct frame *, int, int, int));
 602 extern void x_set_mouse_position P_ ((struct frame *, int, int));
 603 extern void x_set_mouse_pixel_position P_ ((struct frame *, int, int));
 604 extern void x_make_frame_visible P_ ((struct frame *));
 605 extern void x_make_frame_invisible P_ ((struct frame *));
 606 extern void x_iconify_frame P_ ((struct frame *));
 607 extern void x_free_frame_resources P_ ((struct frame *));
 608 extern void x_destroy_window P_ ((struct frame *));
 609 extern void x_wm_set_size_hint P_ ((struct frame *, long, int));
 610 extern void x_delete_display P_ ((struct x_display_info *));
 611 extern void mac_initialize P_ ((void));
 612 extern Pixmap XCreatePixmap P_ ((Display *, WindowPtr, unsigned int,
 613                                  unsigned int, unsigned int));
 614 extern Pixmap XCreatePixmapFromBitmapData P_ ((Display *, WindowPtr, char *,
 615                                                unsigned int, unsigned int,
 616                                                unsigned long, unsigned long,
 617                                                unsigned int));
 618 extern void XFreePixmap P_ ((Display *, Pixmap));
 619 extern GC XCreateGC P_ ((Display *, void *, unsigned long, XGCValues *));
 620 extern void XFreeGC P_ ((Display *, GC));
 621 extern void XSetForeground P_ ((Display *, GC, unsigned long));
 622 extern void XSetBackground P_ ((Display *, GC, unsigned long));
 623 extern void XSetWindowBackground P_ ((Display *, WindowPtr, unsigned long));
 624 extern void XDrawLine P_ ((Display *, Pixmap, GC, int, int, int, int));
 625 extern void mac_clear_area P_ ((struct frame *, int, int,
 626                                 unsigned int, unsigned int));
 627 extern void mac_unload_font P_ ((struct mac_display_info *, XFontStruct *));
 628 extern int mac_font_panel_visible_p P_ ((void));
 629 extern OSStatus mac_show_hide_font_panel P_ ((void));
 630 extern OSStatus mac_set_font_info_for_selection P_ ((struct frame *, int, int));
 631 extern OSStatus install_window_handler P_ ((WindowPtr));
 632 extern void remove_window_handler P_ ((WindowPtr));
 633 extern OSStatus mac_post_mouse_moved_event P_ ((void));
 634 #if !TARGET_API_MAC_CARBON
 635 extern void do_apple_menu P_ ((SInt16));
 636 #endif
 637 #if USE_CG_DRAWING
 638 extern void mac_prepare_for_quickdraw P_ ((struct frame *));
 639 #endif
 640 extern int mac_quit_char_key_p P_ ((UInt32, UInt32));
 641
 642 #define FONT_TYPE_FOR_UNIBYTE(font, ch) 0
 643 #define FONT_TYPE_FOR_MULTIBYTE(font, ch) 0
 644
 645 /* Defined in macselect.c */
 646
 647 extern void x_clear_frame_selections P_ ((struct frame *));
 648
 649 /* Defined in macfns.c */
 650
 651 extern int have_menus_p P_ ((void));
 652
 653 extern void x_real_positions P_ ((struct frame *, int *, int *));
 654 extern void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
 655 extern int x_pixel_width P_ ((struct frame *));
 656 extern int x_pixel_height P_ ((struct frame *));
 657 extern int x_char_width P_ ((struct frame *));
 658 extern int x_char_height P_ ((struct frame *));
 659 extern void x_sync P_ ((struct frame *));
 660 extern void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
 661 extern void mac_update_title_bar P_ ((struct frame *, int));
 662 extern Lisp_Object x_get_focus_frame P_ ((struct frame *));
 663
 664 /* Defined in macmenu.c */
 665
 666 extern void x_activate_menubar P_ ((struct frame *));
 667 extern void free_frame_menubar P_ ((struct frame *));
 668
 669 /* Defined in mac.c.  */
 670
 671 extern void mac_clear_font_name_table P_ ((void));
 672 extern Lisp_Object mac_aedesc_to_lisp P_ ((const AEDesc *));
 673 extern OSErr mac_ae_put_lisp P_ ((AEDescList *, UInt32, Lisp_Object));
 674 #if TARGET_API_MAC_CARBON
 675 extern OSStatus create_apple_event_from_event_ref P_ ((EventRef, UInt32,
 676                                                        const EventParamName *,
 677                                                        const EventParamType *,
 678                                                        AppleEvent *));
 679 extern OSErr create_apple_event_from_drag_ref P_ ((DragRef, UInt32,
 680                                                    const FlavorType *,
 681                                                    AppleEvent *));
 682 extern CFStringRef cfstring_create_with_utf8_cstring P_ ((const char *));
 683 extern CFStringRef cfstring_create_with_string P_ ((Lisp_Object));
 684 extern Lisp_Object cfdata_to_lisp P_ ((CFDataRef));
 685 extern Lisp_Object cfstring_to_lisp_nodecode P_ ((CFStringRef));
 686 extern Lisp_Object cfstring_to_lisp P_ ((CFStringRef));
 687 extern Lisp_Object cfnumber_to_lisp P_ ((CFNumberRef));
 688 extern Lisp_Object cfdate_to_lisp P_ ((CFDateRef));
 689 extern Lisp_Object cfboolean_to_lisp P_ ((CFBooleanRef));
 690 extern Lisp_Object cfobject_desc_to_lisp P_ ((CFTypeRef));
 691 extern Lisp_Object cfproperty_list_to_lisp P_ ((CFPropertyListRef, int, int));
 692 extern void mac_wakeup_from_rne P_ ((void));
 693 #endif
 694 extern void xrm_merge_string_database P_ ((XrmDatabase, const char *));
 695 extern Lisp_Object xrm_get_resource P_ ((XrmDatabase, const char *,
 696                                          const char *));
 697 extern XrmDatabase xrm_get_preference_database P_ ((const char *));
 698 EXFUN (Fmac_get_preference, 4);
 699
 700 /* arch-tag: 6b4ca125-5bef-476d-8ee8-31ed808b7e79
 701    (do not change this comment) */