src/macterm.h

   1 /* Display module for Mac OS.
   2    Copyright (C) 2000, 2001, 2002, 2003, 2004,
   3                  2005, 2006, 2007, 2008 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, 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 if 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   /* Width of the internal border.  */
 331   int internal_border_width;
 332
 333   /* Hints for the size and the position of a window.  */
 334   XSizeHints *size_hints;
 335
 336 #if USE_MAC_TOOLBAR
 337   /* This variable records the gravity value of the window position if
 338      the window has an external tool bar when it is created.  The
 339      position of the window is adjusted using this information when
 340      the tool bar is first redisplayed.  Once the tool bar is
 341      redisplayed, it is set to 0 in order to avoid further
 342      adjustment.  */
 343   int toolbar_win_gravity;
 344 #endif
 345
 346 #if USE_CG_DRAWING
 347   /* Quartz 2D graphics context.  */
 348   CGContextRef cg_context;
 349 #endif
 350 };
 351
 352 typedef struct mac_output mac_output;
 353
 354 /* Return the X output data for frame F.  */
 355 #define FRAME_X_OUTPUT(f) ((f)->output_data.mac)
 356
 357 /* Return the Mac window used for displaying data in frame F.  */
 358 #define FRAME_MAC_WINDOW(f) ((f)->output_data.mac->window_desc)
 359 #define FRAME_X_WINDOW(f) ((f)->output_data.mac->window_desc)
 360
 361 #define FRAME_FOREGROUND_PIXEL(f) ((f)->output_data.x->foreground_pixel)
 362 #define FRAME_BACKGROUND_PIXEL(f) ((f)->output_data.x->background_pixel)
 363
 364 #define FRAME_FONT(f) ((f)->output_data.mac->font)
 365 #define FRAME_FONTSET(f) ((f)->output_data.mac->fontset)
 366
 367 #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.mac->baseline_offset)
 368
 369 #define FRAME_SIZE_HINTS(f) ((f)->output_data.mac->size_hints)
 370
 371 /* This gives the mac_display_info structure for the display F is on.  */
 372 #define FRAME_MAC_DISPLAY_INFO(f) (&one_mac_display_info)
 373 #define FRAME_X_DISPLAY_INFO(f) (&one_mac_display_info)
 374
 375 /* This is the `Display *' which frame F is on.  */
 376 #define FRAME_MAC_DISPLAY(f) (0)
 377 #define FRAME_X_DISPLAY(f) (0)
 378
 379 /* This is the 'font_info *' which frame F has.  */
 380 #define FRAME_MAC_FONT_TABLE(f) (FRAME_MAC_DISPLAY_INFO (f)->font_table)
 381
 382 /* Value is the smallest width of any character in any font on frame F.  */
 383
 384 #define FRAME_SMALLEST_CHAR_WIDTH(F) \
 385      FRAME_MAC_DISPLAY_INFO(F)->smallest_char_width
 386
 387 /* Value is the smallest height of any font on frame F.  */
 388
 389 #define FRAME_SMALLEST_FONT_HEIGHT(F) \
 390      FRAME_MAC_DISPLAY_INFO(F)->smallest_font_height
 391
 392 /* Return a pointer to the image cache of frame F.  */
 393
 394 #define FRAME_X_IMAGE_CACHE(F) FRAME_MAC_DISPLAY_INFO ((F))->image_cache
 395
 396 \f
 397 /* Mac-specific scroll bar stuff.  */
 398
 399 /* We represent scroll bars as lisp vectors.  This allows us to place
 400    references to them in windows without worrying about whether we'll
 401    end up with windows referring to dead scroll bars; the garbage
 402    collector will free it when its time comes.
 403
 404    We use struct scroll_bar as a template for accessing fields of the
 405    vector.  */
 406
 407 struct scroll_bar {
 408
 409   /* These fields are shared by all vectors.  */
 410   EMACS_INT size_from_Lisp_Vector_struct;
 411   struct Lisp_Vector *next_from_Lisp_Vector_struct;
 412
 413   /* The window we're a scroll bar for.  */
 414   Lisp_Object window;
 415
 416   /* The next and previous in the chain of scroll bars in this frame.  */
 417   Lisp_Object next, prev;
 418
 419   /* The Mac control reference of this scroll bar.  Since this is a
 420      pointer value, we store it split into two Lisp integers.  */
 421   Lisp_Object control_ref_low, control_ref_high;
 422
 423   /* The position and size of the scroll bar in pixels, relative to the
 424      frame.  */
 425   Lisp_Object top, left, width, height;
 426
 427   /* The starting and ending positions of the handle, relative to the
 428      handle area (i.e. zero is the top position, not
 429      SCROLL_BAR_TOP_BORDER).  If they're equal, that means the handle
 430      hasn't been drawn yet.
 431
 432      These are not actually the locations where the beginning and end
 433      are drawn; in order to keep handles from becoming invisible when
 434      editing large files, we establish a minimum height by always
 435      drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below
 436      where they would be normally; the bottom and top are in a
 437      different co-ordinate system.  */
 438   Lisp_Object start, end;
 439
 440   /* If the scroll bar handle is currently being dragged by the user,
 441      this is the number of pixels from the top of the handle to the
 442      place where the user grabbed it.  If the handle is pressed but
 443      not dragged yet, this is a negative integer whose absolute value
 444      is the number of pixels plus 1.  If the handle isn't currently
 445      being dragged, this is Qnil.  */
 446   Lisp_Object dragging;
 447
 448 #ifdef MAC_OSX
 449   /* t if the background of the fringe that is adjacent to a scroll
 450      bar is extended to the gap between the fringe and the bar.  */
 451   Lisp_Object fringe_extended_p;
 452 #endif
 453
 454   /* t if redraw needed in the next XTset_vertical_scroll_bar call.  */
 455   Lisp_Object redraw_needed_p;
 456
 457 #ifdef USE_TOOLKIT_SCROLL_BARS
 458   /* The position and size of the scroll bar handle track area in
 459      pixels, relative to the frame.  */
 460   Lisp_Object track_top, track_height;
 461
 462   /* Minimum length of the scroll bar handle, in pixels.  */
 463   Lisp_Object min_handle;
 464 #endif
 465 };
 466
 467 /* The number of elements a vector holding a struct scroll_bar needs.  */
 468 #define SCROLL_BAR_VEC_SIZE                                     \
 469   ((sizeof (struct scroll_bar)                                  \
 470     - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *))       \
 471    / sizeof (Lisp_Object))
 472
 473 /* Turning a lisp vector value into a pointer to a struct scroll_bar.  */
 474 #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec))
 475
 476
 477 /* Building a C long integer from two lisp integers.  */
 478 #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low))
 479
 480 /* Setting two lisp integers to two parts of a C unsigned long.  */
 481 #define SCROLL_BAR_UNPACK(low, high, ulong) \
 482   (XSETINT ((low),  (ulong) & 0xffff), \
 483    XSETINT ((high), (ulong) >> 16))
 484
 485
 486 /* Extract the Mac control handle of the scroll bar from a struct
 487    scroll_bar.  */
 488 #define SCROLL_BAR_CONTROL_REF(ptr)                             \
 489   ((ControlRef) SCROLL_BAR_PACK ((ptr)->control_ref_low,        \
 490                                  (ptr)->control_ref_high))
 491
 492 /* Store a Mac control handle in a struct scroll_bar.  */
 493 #define SET_SCROLL_BAR_CONTROL_REF(ptr, ref)                            \
 494   (SCROLL_BAR_UNPACK ((ptr)->control_ref_low,                           \
 495                       (ptr)->control_ref_high, (unsigned long) (ref)))
 496
 497 /* Return the inside width of a vertical scroll bar, given the outside
 498    width.  */
 499 #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f, width) \
 500   ((width) \
 501    - VERTICAL_SCROLL_BAR_LEFT_BORDER \
 502    - VERTICAL_SCROLL_BAR_RIGHT_BORDER \
 503    - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2)
 504
 505 /* Return the length of the rectangle within which the top of the
 506    handle must stay.  This isn't equivalent to the inside height,
 507    because the scroll bar handle has a minimum height.
 508
 509    This is the real range of motion for the scroll bar, so when we're
 510    scaling buffer positions to scroll bar positions, we use this, not
 511    VERTICAL_SCROLL_BAR_INSIDE_HEIGHT.  */
 512 #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \
 513   (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) \
 514    - VERTICAL_SCROLL_BAR_MIN_HANDLE - UP_AND_DOWN_ARROWS)
 515
 516 /* Return the inside height of vertical scroll bar, given the outside
 517    height.  See VERTICAL_SCROLL_BAR_TOP_RANGE too.  */
 518 #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \
 519   ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER \
 520    - VERTICAL_SCROLL_BAR_BOTTOM_BORDER)
 521
 522
 523 /* Border widths for scroll bars.
 524
 525    Scroll bar windows don't have any borders; their border width is
 526    set to zero, and we redraw borders ourselves.  This makes the code
 527    a bit cleaner, since we don't have to convert between outside width
 528    (used when relating to the rest of the screen) and inside width
 529    (used when sizing and drawing the scroll bar window itself).
 530
 531    The handle moves up and down/back and forth in a rectangle inset
 532    from the edges of the scroll bar.  These are widths by which we
 533    inset the handle boundaries from the scroll bar edges.  */
 534 #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0)
 535 #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0)
 536 #define VERTICAL_SCROLL_BAR_TOP_BORDER (0)
 537 #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (0)
 538
 539 /* Minimum lengths for scroll bar handles, in pixels.  */
 540 #define VERTICAL_SCROLL_BAR_MIN_HANDLE (16)
 541
 542 /* Combined length of up and down arrow boxes in scroll bars, in pixels.  */
 543 #define UP_AND_DOWN_ARROWS (32)
 544
 545 /* Trimming off a few pixels from each side prevents
 546    text from glomming up against the scroll bar */
 547 #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0)
 548
 549 /* Variations of possible Aqua scroll bar width.  */
 550 #define MAC_AQUA_VERTICAL_SCROLL_BAR_WIDTH (15)
 551 #define MAC_AQUA_SMALL_VERTICAL_SCROLL_BAR_WIDTH (11)
 552
 553 /* Size of hourglass controls */
 554 #define HOURGLASS_WIDTH (15)
 555 #define HOURGLASS_HEIGHT (15)
 556
 557 /* Some constants that are used locally.  */
 558 /* Creator code for Emacs on Mac OS.  */
 559 enum {
 560   MAC_EMACS_CREATOR_CODE        = 'EMAx'
 561 };
 562
 563 /* Apple event descriptor types */
 564 enum {
 565   TYPE_FILE_NAME                = 'fNam'
 566 };
 567
 568 /* Keywords for Apple event attributes */
 569 enum {
 570   KEY_EMACS_SUSPENSION_ID_ATTR  = 'esId' /* typeUInt32 */
 571 };
 572
 573 /* Carbon event parameter names.  */
 574 enum {
 575   EVENT_PARAM_TEXT_INPUT_SEQUENCE_NUMBER = 'tsSn' /* typeUInt32 */
 576 };
 577
 578 /* Some constants that are not defined in older versions.  */
 579 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1030
 580 /* Keywords for Apple event attributes */
 581 enum {
 582   keyReplyRequestedAttr         = 'repq'
 583 };
 584 #endif
 585
 586 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1040
 587 /* Gestalt selectors */
 588 enum {
 589   gestaltSystemVersionMajor     = 'sys1',
 590   gestaltSystemVersionMinor     = 'sys2',
 591   gestaltSystemVersionBugFix    = 'sys3'
 592 };
 593 #endif
 594
 595 #ifdef MAC_OSX
 596 #if MAC_OS_X_VERSION_MAX_ALLOWED < 1020
 597 /* Apple event descriptor types */
 598 enum {
 599   typeUTF8Text                  = 'utf8'
 600 };
 601
 602 /* Carbon event parameter names */
 603 enum {
 604   kEventParamWindowMouseLocation = 'wmou'
 605 };
 606 #endif
 607 #endif
 608
 609 struct frame;
 610 struct face;
 611 struct image;
 612
 613 Lisp_Object display_x_get_resource P_ ((struct x_display_info *,
 614                                         Lisp_Object, Lisp_Object,
 615                                         Lisp_Object, Lisp_Object));
 616 struct frame *check_x_frame P_ ((Lisp_Object));
 617 EXFUN (Fx_display_color_p, 1);
 618 EXFUN (Fx_display_grayscale_p, 1);
 619 EXFUN (Fx_display_planes, 1);
 620 extern void x_free_gcs P_ ((struct frame *));
 621 extern int XParseGeometry P_ ((char *, int *, int *, unsigned int *,
 622                                unsigned int *));
 623
 624 /* Defined in macterm.c.  */
 625
 626 extern void x_set_window_size P_ ((struct frame *, int, int, int));
 627 extern void x_set_mouse_position P_ ((struct frame *, int, int));
 628 extern void x_set_mouse_pixel_position P_ ((struct frame *, int, int));
 629 extern void x_raise_frame P_ ((struct frame *));
 630 extern void x_lower_frame P_ ((struct frame *));
 631 extern void x_make_frame_visible P_ ((struct frame *));
 632 extern void x_make_frame_invisible P_ ((struct frame *));
 633 extern void x_iconify_frame P_ ((struct frame *));
 634 extern void x_free_frame_resources P_ ((struct frame *));
 635 extern void x_destroy_window P_ ((struct frame *));
 636 extern void x_wm_set_size_hint P_ ((struct frame *, long, int));
 637 extern void x_delete_display P_ ((struct x_display_info *));
 638 extern void mac_initialize P_ ((void));
 639 extern Pixmap XCreatePixmap P_ ((Display *, Window, unsigned int,
 640                                  unsigned int, unsigned int));
 641 extern Pixmap XCreatePixmapFromBitmapData P_ ((Display *, Window, char *,
 642                                                unsigned int, unsigned int,
 643                                                unsigned long, unsigned long,
 644                                                unsigned int));
 645 extern void XFreePixmap P_ ((Display *, Pixmap));
 646 extern GC XCreateGC P_ ((Display *, void *, unsigned long, XGCValues *));
 647 extern void XFreeGC P_ ((Display *, GC));
 648 extern void XSetForeground P_ ((Display *, GC, unsigned long));
 649 extern void XSetBackground P_ ((Display *, GC, unsigned long));
 650 extern void XDrawLine P_ ((Display *, Pixmap, GC, int, int, int, int));
 651 extern void mac_clear_area P_ ((struct frame *, int, int,
 652                                 unsigned int, unsigned int));
 653 extern void mac_unload_font P_ ((struct mac_display_info *, XFontStruct *));
 654 extern OSStatus mac_post_mouse_moved_event P_ ((void));
 655 extern int mac_quit_char_key_p P_ ((UInt32, UInt32));
 656
 657 #define FONT_TYPE_FOR_UNIBYTE(font, ch) 0
 658 #define FONT_TYPE_FOR_MULTIBYTE(font, ch) 0
 659
 660 /* Defined in macselect.c */
 661
 662 extern void x_clear_frame_selections P_ ((struct frame *));
 663 EXFUN (Fx_selection_owner_p, 1);
 664
 665 /* Defined in macfns.c */
 666
 667 extern int have_menus_p P_ ((void));
 668
 669 extern void x_real_positions P_ ((struct frame *, int *, int *));
 670 extern void x_set_menu_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
 671 extern int x_pixel_width P_ ((struct frame *));
 672 extern int x_pixel_height P_ ((struct frame *));
 673 extern int x_char_width P_ ((struct frame *));
 674 extern int x_char_height P_ ((struct frame *));
 675 extern void x_sync P_ ((struct frame *));
 676 extern void x_set_tool_bar_lines P_ ((struct frame *, Lisp_Object, Lisp_Object));
 677 extern void mac_update_title_bar P_ ((struct frame *, int));
 678 extern Lisp_Object x_get_focus_frame P_ ((struct frame *));
 679
 680 /* Defined in mac.c.  */
 681
 682 extern void mac_clear_font_name_table P_ ((void));
 683 extern Lisp_Object mac_aedesc_to_lisp P_ ((const AEDesc *));
 684 extern OSErr mac_ae_put_lisp P_ ((AEDescList *, UInt32, Lisp_Object));
 685 #if TARGET_API_MAC_CARBON
 686 extern OSErr create_apple_event P_ ((AEEventClass, AEEventID, AppleEvent *));
 687 extern Lisp_Object mac_event_parameters_to_lisp P_ ((EventRef, UInt32,
 688                                                      const EventParamName *,
 689                                                      const EventParamType *));
 690 extern CFStringRef cfstring_create_with_utf8_cstring P_ ((const char *));
 691 extern CFStringRef cfstring_create_with_string P_ ((Lisp_Object));
 692 extern Lisp_Object cfdata_to_lisp P_ ((CFDataRef));
 693 extern Lisp_Object cfstring_to_lisp_nodecode P_ ((CFStringRef));
 694 extern Lisp_Object cfstring_to_lisp P_ ((CFStringRef));
 695 extern Lisp_Object cfnumber_to_lisp P_ ((CFNumberRef));
 696 extern Lisp_Object cfdate_to_lisp P_ ((CFDateRef));
 697 extern Lisp_Object cfboolean_to_lisp P_ ((CFBooleanRef));
 698 extern Lisp_Object cfobject_desc_to_lisp P_ ((CFTypeRef));
 699 extern Lisp_Object cfproperty_list_to_lisp P_ ((CFPropertyListRef, int, int));
 700 extern void mac_wakeup_from_rne P_ ((void));
 701 #endif
 702 extern void xrm_merge_string_database P_ ((XrmDatabase, const char *));
 703 extern Lisp_Object xrm_get_resource P_ ((XrmDatabase, const char *,
 704                                          const char *));
 705 extern XrmDatabase xrm_get_preference_database P_ ((const char *));
 706 EXFUN (Fmac_get_preference, 4);
 707
 708 /* Defined in mactoolbox.c.  */
 709
 710 extern void mac_alert_sound_play P_ ((void));
 711 extern OSStatus install_application_handler P_ ((void));
 712 extern void mac_get_window_bounds P_ ((struct frame *, Rect *, Rect *));
 713 extern Rect *mac_get_frame_bounds P_ ((struct frame *, Rect *));
 714 extern void mac_get_frame_mouse P_ ((struct frame *, Point *));
 715 extern void mac_convert_frame_point_to_global P_ ((struct frame *, int *,
 716                                                    int *));
 717 #if TARGET_API_MAC_CARBON
 718 extern void mac_update_proxy_icon P_ ((struct frame *));
 719 #endif
 720 extern void mac_set_frame_window_background P_ ((struct frame *,
 721                                                  unsigned long));
 722 extern void mac_update_begin P_ ((struct frame *));
 723 extern void mac_update_end P_ ((struct frame *));
 724 extern void mac_frame_up_to_date P_ ((struct frame *));
 725 extern void x_flush P_ ((struct frame *));
 726 extern void mac_create_frame_window P_ ((struct frame *, int));
 727 extern void mac_dispose_frame_window P_ ((struct frame *));
 728 #if USE_CG_DRAWING
 729 extern CGContextRef mac_begin_cg_clip P_ ((struct frame *, GC));
 730 extern void mac_end_cg_clip P_ ((struct frame *));
 731 #endif
 732 extern void mac_begin_clip P_ ((struct frame *, GC));
 733 extern void mac_end_clip P_ ((struct frame *, GC));
 734 extern void mac_create_scroll_bar P_ ((struct scroll_bar *, const Rect *,
 735                                        Boolean));
 736 extern void mac_dispose_scroll_bar P_ ((struct scroll_bar *));
 737 extern void mac_set_scroll_bar_bounds P_ ((struct scroll_bar *, const Rect *));
 738 extern void mac_redraw_scroll_bar P_ ((struct scroll_bar *));
 739 #ifdef USE_TOOLKIT_SCROLL_BARS
 740 extern void x_set_toolkit_scroll_bar_thumb P_ ((struct scroll_bar *,
 741                                                 int, int, int));
 742 #else
 743 extern void x_scroll_bar_set_handle P_ ((scroll_bar *, int, int, int));
 744 #endif
 745 #if USE_MAC_FONT_PANEL
 746 extern int mac_font_panel_visible_p P_ ((void));
 747 extern OSStatus mac_show_hide_font_panel P_ ((void));
 748 extern OSStatus mac_set_font_info_for_selection P_ ((struct frame *, int, int));
 749 #endif
 750 #ifdef MAC_OSX
 751 extern Boolean mac_run_loop_run_once P_ ((EventTimeout));
 752 #endif
 753 #if USE_MAC_TOOLBAR
 754 extern void update_frame_tool_bar P_ ((FRAME_PTR f));
 755 extern void free_frame_tool_bar P_ ((FRAME_PTR f));
 756 #endif
 757 #if TARGET_API_MAC_CARBON
 758 extern void mac_show_hourglass P_ ((struct frame *));
 759 extern void mac_hide_hourglass P_ ((struct frame *));
 760 extern void mac_reposition_hourglass P_ ((struct frame *));
 761 extern Lisp_Object mac_file_dialog P_ ((Lisp_Object, Lisp_Object, Lisp_Object,
 762                                         Lisp_Object, Lisp_Object));
 763 #endif
 764 extern void x_activate_menubar P_ ((struct frame *));
 765 extern void free_frame_menubar P_ ((struct frame *));
 766 extern void mac_fill_menubar P_ ((widget_value *, int));
 767 extern void create_and_show_popup_menu P_ ((FRAME_PTR, widget_value *,
 768                                             int, int, int));
 769 #if TARGET_API_MAC_CARBON
 770 extern void create_and_show_dialog P_ ((FRAME_PTR, widget_value *));
 771 #else
 772 extern int mac_dialog P_ ((widget_value *));
 773 #endif
 774 extern OSStatus mac_get_selection_from_symbol P_ ((Lisp_Object, int,
 775                                                    Selection *));
 776 extern int mac_valid_selection_target_p P_ ((Lisp_Object));
 777 extern OSStatus mac_clear_selection P_ ((Selection *));
 778 extern Lisp_Object mac_get_selection_ownership_info P_ ((Selection));
 779 extern int mac_valid_selection_value_p P_ ((Lisp_Object, Lisp_Object));
 780 extern OSStatus mac_put_selection_value P_ ((Selection, Lisp_Object,
 781                                              Lisp_Object));
 782 extern int mac_selection_has_target_p P_ ((Selection, Lisp_Object));
 783 extern Lisp_Object mac_get_selection_value P_ ((Selection, Lisp_Object));
 784 extern Lisp_Object mac_get_selection_target_list P_ ((Selection));
 785 #if TARGET_API_MAC_CARBON
 786 extern Lisp_Object mac_dnd_default_known_types P_ ((void));
 787 #endif
 788
 789 /* arch-tag: 6b4ca125-5bef-476d-8ee8-31ed808b7e79
 790    (do not change this comment) */