summaryrefslogtreecommitdiff
path: root/src/haiku_support.h
blob: 2605a75b400bc3c1595fd4a5ca3ad1272aa569e9 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
/* Haiku window system support.  Hey Emacs, this is -*- C++ -*-
   Copyright (C) 2021-2022 Free Software Foundation, Inc.

This file is part of GNU Emacs.

GNU Emacs is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or (at
your option) any later version.

GNU Emacs is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with GNU Emacs.  If not, see <https://www.gnu.org/licenses/>.  */

#ifndef _HAIKU_SUPPORT_H
#define _HAIKU_SUPPORT_H

#include <stdint.h>

#ifdef HAVE_FREETYPE
#include <ft2build.h>
#include <fontconfig/fontconfig.h>
#include FT_FREETYPE_H
#include FT_SIZES_H
#endif

#ifdef USE_BE_CAIRO
#include <cairo.h>
#endif

#include <math.h>

#include <kernel/OS.h>

enum haiku_cursor
  {
    CURSOR_ID_SYSTEM_DEFAULT		   = 1,
    CURSOR_ID_CONTEXT_MENU		   = 3,
    CURSOR_ID_COPY			   = 4,
    CURSOR_ID_CREATE_LINK		   = 29,
    CURSOR_ID_CROSS_HAIR		   = 5,
    CURSOR_ID_FOLLOW_LINK		   = 6,
    CURSOR_ID_GRAB			   = 7,
    CURSOR_ID_GRABBING			   = 8,
    CURSOR_ID_HELP			   = 9,
    CURSOR_ID_I_BEAM			   = 2,
    CURSOR_ID_I_BEAM_HORIZONTAL		   = 10,
    CURSOR_ID_MOVE			   = 11,
    CURSOR_ID_NO_CURSOR			   = 12,
    CURSOR_ID_NOT_ALLOWED		   = 13,
    CURSOR_ID_PROGRESS			   = 14,
    CURSOR_ID_RESIZE_NORTH		   = 15,
    CURSOR_ID_RESIZE_EAST		   = 16,
    CURSOR_ID_RESIZE_SOUTH		   = 17,
    CURSOR_ID_RESIZE_WEST		   = 18,
    CURSOR_ID_RESIZE_NORTH_EAST		   = 19,
    CURSOR_ID_RESIZE_NORTH_WEST		   = 20,
    CURSOR_ID_RESIZE_SOUTH_EAST		   = 21,
    CURSOR_ID_RESIZE_SOUTH_WEST		   = 22,
    CURSOR_ID_RESIZE_NORTH_SOUTH	   = 23,
    CURSOR_ID_RESIZE_EAST_WEST		   = 24,
    CURSOR_ID_RESIZE_NORTH_EAST_SOUTH_WEST = 25,
    CURSOR_ID_RESIZE_NORTH_WEST_SOUTH_EAST = 26,
    CURSOR_ID_ZOOM_IN			   = 27,
    CURSOR_ID_ZOOM_OUT			   = 28
  };

enum haiku_z_group
  {
    Z_GROUP_ABOVE,
    Z_GROUP_NONE,
    Z_GROUP_BELOW,
  };

enum haiku_alert_type
  {
    HAIKU_EMPTY_ALERT = 0,
    HAIKU_INFO_ALERT,
    HAIKU_IDEA_ALERT,
    HAIKU_WARNING_ALERT,
    HAIKU_STOP_ALERT
  };

enum haiku_event_type
  {
    QUIT_REQUESTED,
    FRAME_RESIZED,
    FRAME_EXPOSED,
    KEY_DOWN,
    KEY_UP,
    ACTIVATION,
    MOUSE_MOTION,
    BUTTON_DOWN,
    BUTTON_UP,
    ICONIFICATION,
    MOVE_EVENT,
    SCROLL_BAR_VALUE_EVENT,
    SCROLL_BAR_PART_EVENT,
    SCROLL_BAR_DRAG_EVENT,
    WHEEL_MOVE_EVENT,
    MENU_BAR_RESIZE,
    MENU_BAR_CLICK,
    MENU_BAR_OPEN,
    MENU_BAR_SELECT_EVENT,
    MENU_BAR_CLOSE,
    MENU_BAR_HELP_EVENT,
    ZOOM_EVENT,
    DRAG_AND_DROP_EVENT,
    APP_QUIT_REQUESTED_EVENT,
    DUMMY_EVENT,
    SCREEN_CHANGED_EVENT,
    MENU_BAR_LEFT,
    CLIPBOARD_CHANGED_EVENT,
    FONT_CHANGE_EVENT,
  };

struct haiku_clipboard_changed_event
{
  char dummy;
};

struct haiku_screen_changed_event
{
  bigtime_t when;
};

struct haiku_quit_requested_event
{
  void *window;
};

struct haiku_resize_event
{
  void *window;
  float width;
  float height;
};

struct haiku_expose_event
{
  void *window;
  int x;
  int y;
  int width;
  int height;
};

struct haiku_drag_and_drop_event
{
  void *window;
  int x, y;
  void *message;
};

struct haiku_app_quit_requested_event
{
  char dummy;
};

struct haiku_dummy_event
{
  char dummy;
};

enum haiku_modifier_specification
  {
    HAIKU_MODIFIER_ALT	 = 1,
    HAIKU_MODIFIER_CTRL	 = (1 << 1),
    HAIKU_MODIFIER_SHIFT = (1 << 2),
    HAIKU_MODIFIER_SUPER = (1 << 3),
  };

struct haiku_key_event
{
  void *window;
  int modifiers;
  unsigned keysym;
  uint32_t multibyte_char;

  /* Time the keypress occurred, in microseconds.  */
  bigtime_t time;
};

struct haiku_activation_event
{
  void *window;
  int activated_p;
};

struct haiku_mouse_motion_event
{
  void *window;
  bool just_exited_p;
  int x;
  int y;
  bigtime_t time;
  bool dnd_message;
};

struct haiku_menu_bar_left_event
{
  void *window;
  int x, y;
};

struct haiku_menu_bar_click_event
{
  void *window;
  int x, y;
};

struct haiku_button_event
{
  void *window;
  void *scroll_bar;
  int btn_no;
  int modifiers;
  int x;
  int y;
  bigtime_t time;
};

struct haiku_iconification_event
{
  void *window;
  int iconified_p;
};

struct haiku_move_event
{
  void *window;
  int x, y;
  int decorator_width;
  int decorator_height;
};

struct haiku_wheel_move_event
{
  void *window;
  int modifiers;
  float delta_x;
  float delta_y;
};

struct haiku_menu_bar_select_event
{
  void *window;
  void *ptr;
};

struct haiku_menu_bar_help_event
{
  void *window;
  int mb_idx;
  void *data;
  bool highlight_p;
};

struct haiku_zoom_event
{
  void *window;
  int fullscreen_mode;
};

enum haiku_font_specification
  {
    FSPEC_FAMILY      = 1,
    FSPEC_STYLE	      = 1 << 1,
    FSPEC_SLANT	      = 1 << 2,
    FSPEC_WEIGHT      = 1 << 3,
    FSPEC_SPACING     = 1 << 4,
    FSPEC_WANTED      = 1 << 5,
    FSPEC_NEED_ONE_OF = 1 << 6,
    FSPEC_WIDTH	      = 1 << 7,
    FSPEC_LANGUAGE    = 1 << 8,
    FSPEC_INDICES     = 1 << 9,
    FSPEC_ANTIALIAS   = 1 << 10,
  };

typedef char haiku_font_family_or_style[64];

enum haiku_font_slant
  {
    NO_SLANT = -1,
    SLANT_OBLIQUE,
    SLANT_REGULAR,
    SLANT_ITALIC
  };

enum haiku_font_width
  {
    NO_WIDTH = -1,
    ULTRA_CONDENSED,
    EXTRA_CONDENSED,
    CONDENSED,
    SEMI_CONDENSED,
    NORMAL_WIDTH,
    SEMI_EXPANDED,
    EXPANDED,
    EXTRA_EXPANDED,
    ULTRA_EXPANDED
  };

enum haiku_font_language
  {
    LANGUAGE_CN,
    LANGUAGE_KO,
    LANGUAGE_JP,
    MAX_LANGUAGE /* This isn't a language. */
  };

enum haiku_font_weight
  {
    NO_WEIGHT	      = -1,
    HAIKU_THIN	      = 0,
    HAIKU_EXTRALIGHT  = 40,
    HAIKU_LIGHT	      = 50,
    HAIKU_SEMI_LIGHT  = 75,
    HAIKU_REGULAR     = 100,
    HAIKU_SEMI_BOLD   = 180,
    HAIKU_BOLD	      = 200,
    HAIKU_EXTRA_BOLD  = 205,
    HAIKU_BOOK	      = 400,
    HAIKU_HEAVY	      = 800,
    HAIKU_ULTRA_HEAVY = 900,
    HAIKU_BLACK	      = 1000,
    HAIKU_MEDIUM      = 2000,
  };

enum haiku_fullscreen_mode
  {
    FULLSCREEN_MODE_NONE,
    FULLSCREEN_MODE_WIDTH,
    FULLSCREEN_MODE_HEIGHT,
    FULLSCREEN_MODE_BOTH,
    FULLSCREEN_MODE_MAXIMIZED,
  };

struct haiku_font_pattern
{
  /* Bitmask indicating which fields are set.  */
  int specified;

  /* The next font in this list.  */
  struct haiku_font_pattern *next;

  /* The last font in the list during font lookup.  */
  struct haiku_font_pattern *last;

  /* The next font in the list whose family differs from this one.
     Only valid during font lookup.  */
  struct haiku_font_pattern *next_family;

  /* The family of the font.  */
  haiku_font_family_or_style family;

  /* The style of the font.  */
  haiku_font_family_or_style style;

  /* Whether or the font is monospace.  */
  int mono_spacing_p;

  /* The slant of the font.  */
  enum haiku_font_slant slant;

  /* The width of the font.  */
  enum haiku_font_width width;

  /* The language of the font.  Used during font lookup.  */
  enum haiku_font_language language;

  /* The weight of the font.  */
  enum haiku_font_weight weight;

  /* List of characters that must be present in the font for the match
     to succeed.  */
  int *wanted_chars;

  /* The number of characters in `wanted_chars'.  */
  int want_chars_len;

  /* List of characters.  The font must fulfill at least one of
     them for the match to succeed.  */
  int *need_one_of;

  /* The number of characters in `need_one_of'.  */
  int need_one_of_len;

  /* The index of the family of the font this pattern represents.  */
  int family_index;

  /* The index of the style of the font this pattern represents.  */
  int style_index;

  /* Temporary field used during font enumeration.  */
  int oblique_seen_p;

  /* Whether or not to enable antialiasing in the font.  This field is
     special in that it's not handled by `BFont_open_pattern'.  */
  int use_antialiasing;
};

struct haiku_scroll_bar_value_event
{
  void *scroll_bar;
  void *window;
  int position;
};

struct haiku_scroll_bar_drag_event
{
  void *scroll_bar;
  void *window;
  int dragging_p;
};

enum haiku_scroll_bar_part
  {
    HAIKU_SCROLL_BAR_UP_BUTTON,
    HAIKU_SCROLL_BAR_DOWN_BUTTON
  };

struct haiku_scroll_bar_part_event
{
  void *scroll_bar;
  void *window;
  enum haiku_scroll_bar_part part;
};

struct haiku_menu_bar_resize_event
{
  void *window;
  int width;
  int height;
};

struct haiku_menu_bar_state_event
{
  void *window;
};

enum haiku_what_font
  {
    FIXED_FAMILY,
    FIXED_STYLE,
    DEFAULT_FAMILY,
    DEFAULT_STYLE,
  };

struct haiku_font_change_event
{
  /* New family, style and size of the font.  */
  haiku_font_family_or_style new_family;
  haiku_font_family_or_style new_style;
  int new_size;

  /* What changed.  FIXED_FAMILY means this is the new fixed font.
     DEFAULT_FAMILY means this is the new plain font.  The other enums
     have no meaning.  */
  enum haiku_what_font what;
};

struct haiku_session_manager_reply
{
  bool quit_reply;
};

#ifdef __cplusplus
/* Haiku's built in Height and Width functions for calculating
   rectangle sizes are broken, probably for compatibility with BeOS:
   they do not round up in a reasonable fashion, and they return the
   numerical difference between the end and start sides in both
   directions, instead of the actual size.

   For example:

     BRect (1, 1, 5, 5).IntegerWidth ()

   Will return 4, when in reality the rectangle is 5 pixels wide,
   since the left corner is also a pixel!

   All code in Emacs should use the macros below to calculate the
   dimensions of a BRect, instead of relying on the broken Width and
   Height functions.  */

#define BE_RECT_HEIGHT(rect)	(ceil (((rect).bottom - (rect).top) + 1))
#define BE_RECT_WIDTH(rect)	(ceil (((rect).right - (rect).left) + 1))
#endif /* __cplusplus */

#ifdef __cplusplus
extern "C"
{
#endif
#include <OS.h>

#ifdef __cplusplus
typedef void *haiku;

extern void haiku_put_pixel (haiku, int, int, unsigned long);
extern unsigned long haiku_get_pixel (haiku, int, int);
#endif

extern port_id port_application_to_emacs;
extern port_id port_popup_menu_to_emacs;
extern port_id port_emacs_to_session_manager;

extern void haiku_io_init (void);
extern void haiku_io_init_in_app_thread (void);

extern void haiku_read_size (ssize_t *, bool);

extern int haiku_read (enum haiku_event_type *, void *, ssize_t);
extern int haiku_read_with_timeout (enum haiku_event_type *, void *, ssize_t,
				    bigtime_t, bool);
extern int haiku_write (enum haiku_event_type, void *);
extern int haiku_write_without_signal (enum haiku_event_type, void *, bool);

extern void rgb_color_hsl (uint32_t, double *, double *, double *);
extern void hsl_color_rgb (double, double, double, uint32_t *);

extern void *BBitmap_new (int, int, int);
extern void *BBitmap_data (void *);
extern int BBitmap_convert (void *, void **);
extern void be_draw_cross_on_pixmap (void *, int, int, int, int,
				     uint32_t);

extern void BBitmap_free (void *);

extern void BBitmap_dimensions (void *, int *, int *,  int *, int *,
				int32_t *, int *);
extern void *BApplication_setup (void);
extern void *BWindow_new (void **);
extern void BWindow_quit (void *);

extern void BWindow_set_offset (void *, int, int);
extern void BWindow_iconify (void *);
extern void BWindow_set_visible (void *, int);
extern void BWindow_retitle (void *, const char *);
extern void BWindow_resize (void *, int, int);
extern void BWindow_activate (void *);
extern void BWindow_center_on_screen (void *);
extern void BWindow_change_decoration (void *, int);
extern void BWindow_set_tooltip_decoration (void *);
extern void BWindow_set_avoid_focus (void *, int);
extern void BWindow_set_size_alignment (void *, int, int);
extern void BWindow_sync (void *);
extern void BWindow_send_behind (void *, void *);
extern bool BWindow_is_active (void *);
extern void BWindow_set_override_redirect (void *, bool);
extern void BWindow_dimensions (void *, int *, int *);
extern void BWindow_set_z_group (void *, enum haiku_z_group);
extern void BWindow_set_sticky (void *, bool);
extern void BWindow_Flush (void *);

extern void BFont_close (void *);
extern void BFont_metrics (void *, int *, int *, int *, int *,
			   int *, int *, int *, int *, int *, int *);
extern int BFont_have_char_p (void *, int32_t);
extern int BFont_have_char_block (void *, int32_t, int32_t);
extern void BFont_char_bounds (void *, const char *, int *, int *, int *);
extern void BFont_nchar_bounds (void *, const char *, int *, int *,
				int *, int32_t);
extern struct haiku_font_pattern *BFont_find (struct haiku_font_pattern *);

extern void BView_StartClip (void *);
extern void BView_EndClip (void *);
extern void BView_SetHighColor (void *, uint32_t);
extern void BView_SetLowColor (void *, uint32_t);
extern void BView_SetPenSize (void *, int);
extern void BView_SetFont (void *, void *);
extern void BView_MovePenTo (void *, int, int);
extern void BView_DrawString (void *, const char *, ptrdiff_t);
extern void BView_DrawChar (void *, char);
extern void BView_FillRectangle (void *, int, int, int, int);
extern void BView_FillRectangleAbs (void *, int, int, int, int);
extern void BView_FillTriangle (void *, int, int, int, int, int, int);
extern void BView_StrokeRectangle (void *, int, int, int, int);
extern void BView_SetViewColor (void *, uint32_t);
extern void BView_ClipToRect (void *, int, int, int, int);
extern void BView_ClipToInverseRect (void *, int, int, int, int);
extern void BView_StrokeLine (void *, int, int, int, int);
extern void BView_CopyBits (void *, int, int, int, int, int, int, int, int);
extern void BView_InvertRect (void *, int, int, int, int);
extern void BView_DrawBitmap (void *, void *, int, int, int, int, int, int,
			      int, int, bool);
extern void BView_DrawBitmapWithEraseOp (void *, void *, int, int, int, int);
extern void BView_DrawBitmapTiled (void *, void *, int, int,
				   int, int, int, int, int, int);

extern void BView_resize_to (void *, int, int);
extern void BView_set_view_cursor (void *, void *);
extern void BView_move_frame (void *, int, int, int, int);
extern void BView_scroll_bar_update (void *, int, int, int, int, bool);

extern void *be_transform_bitmap (void *, void *, uint32_t, double,
				  int, int, bool);
extern void be_apply_affine_transform (void *, double, double, double,
				       double, double, double);
extern void be_apply_inverse_transform (double (*)[3], int, int, int *, int *);
extern void be_draw_image_mask (void *, void *, int, int, int, int, int, int,
				int, int, uint32_t);
extern void be_draw_bitmap_with_mask (void *, void *, void *, int, int, int,
				      int, int, int, int, int, bool);

extern void be_get_display_resolution (double *, double *);
extern void be_get_screen_dimensions (int *, int *);

/* Functions for creating and freeing cursors.  */
extern void *be_create_cursor_from_id (int);
extern void *be_create_pixmap_cursor (void *, int, int);
extern void be_delete_cursor (void *);

extern void *be_make_scroll_bar_for_view (void *, int, int, int, int, int);
extern void BScrollBar_delete (void *);
extern int BScrollBar_default_size (int);

extern void BView_invalidate (void *);
extern void BView_draw_lock (void *, bool, int, int, int, int);
extern void BView_invalidate_region (void *, int, int, int, int);
extern void BView_draw_unlock (void *);
extern void BBitmap_import_fringe_bitmap (void *, unsigned short *, int, int);

extern void haiku_font_pattern_free (struct haiku_font_pattern *);

extern int BFont_open_pattern (struct haiku_font_pattern *, void **, float);
extern void BFont_populate_fixed_family (struct haiku_font_pattern *);
extern void BFont_populate_plain_family (struct haiku_font_pattern *);

extern void BView_publish_scroll_bar (void *, int, int, int, int);
extern void BView_forget_scroll_bar (void *, int, int, int, int);
extern bool BView_inside_scroll_bar (void *, int, int);
extern void BView_get_mouse (void *, int *, int *);
extern void BView_convert_to_screen (void *, int *, int *);
extern void BView_convert_from_screen (void *, int *, int *);

extern void BView_emacs_delete (void *);

extern void *BPopUpMenu_new (const char *);

extern void BMenu_add_item (void *, const char *, void *, bool,
			    bool, bool, void *, const char *,
			    const char *);
extern void BMenu_add_separator (void *);
extern void *BMenu_new_submenu (void *, const char *, bool);
extern void *BMenu_new_menu_bar_submenu (void *, const char *);
extern int BMenu_count_items (void *);
extern void *BMenu_item_at (void *, int);
extern void *BMenu_run (void *, int, int, void (*) (void *, void *),
			void (*) (void), void (*) (void),
			struct timespec (*) (void), void *);
extern void BPopUpMenu_delete (void *);
extern void *BMenuBar_new (void *);
extern void BMenu_delete_all (void *);
extern void BMenuBar_delete (void *);
extern void BMenu_item_set_label (void *, const char *);
extern void *BMenu_item_get_menu (void *);
extern void BMenu_delete_from (void *, int, int);

extern void haiku_ring_bell (void);

extern void *BAlert_new (const char *, enum haiku_alert_type);
extern void *BAlert_add_button (void *, const char *);
extern void BAlert_set_offset_spacing (void *);
extern int32 BAlert_go (void *, void (*) (void), void (*) (void),
			void (*) (void));
extern void BButton_set_enabled (void *, int);
extern void BView_set_tooltip (void *, const char *);
extern void BView_show_tooltip (void *);
extern void be_show_sticky_tooltip (void *, const char *, int, int);

extern void BAlert_delete (void *);

extern void EmacsWindow_parent_to (void *, void *);
extern void EmacsWindow_unparent (void *);
extern void EmacsWindow_move_weak_child (void *, void *, int, int);

extern void be_get_version_string (char *, int);
extern int be_get_display_planes (void);
extern int be_get_display_color_cells (void);
extern bool be_is_display_grayscale (void);
extern void be_warp_pointer (int, int);

extern void EmacsView_set_up_double_buffering (void *);
extern void EmacsView_disable_double_buffering (void *);
extern void EmacsView_flip_and_blit (void *);
extern int EmacsView_double_buffered_p (void *);

extern char *be_popup_file_dialog (int, const char *, int,
				   int, void *, const char *,
				   const char *, void (*) (void));

#ifdef HAVE_NATIVE_IMAGE_API
extern int be_can_translate_type_to_bitmap_p (const char *);
extern void *be_translate_bitmap_from_file_name (const char *);
extern void *be_translate_bitmap_from_memory (const void *, size_t);
#endif

extern bool BMenuBar_start_tracking (void *);
extern size_t BBitmap_bytes_length (void *);

#ifdef USE_BE_CAIRO
extern cairo_t *EmacsView_cairo_context (void *);
extern void BView_cr_dump_clipping (void *, cairo_t *);
extern void EmacsWindow_begin_cr_critical_section (void *);
extern void EmacsWindow_end_cr_critical_section (void *);
#endif

extern void BMenu_add_title (void *, const char *);

extern int be_plain_font_height (void);
extern int be_string_width_with_plain_font (const char *);
extern void be_init_font_data (void);
extern void be_evict_font_cache (void);
extern int be_get_display_screens (void);
extern bool be_use_subpixel_antialiasing (void);
extern const char *be_find_setting (const char *);
extern haiku_font_family_or_style *be_list_font_families (size_t *);
extern void be_font_style_to_flags (const char *, struct haiku_font_pattern *);
extern void *be_open_font_at_index (int, int, float);
extern void be_set_font_antialiasing (void *, bool);
extern int be_get_ui_color (const char *, uint32_t *);

extern void BMessage_delete (void *);

extern bool be_drag_message (void *, void *, bool, void (*) (void),
			     void (*) (void), void (*) (void),
			     bool (*) (void));
extern bool be_drag_and_drop_in_progress (void);

extern bool be_replay_menu_bar_event (void *, struct haiku_menu_bar_click_event *);
extern bool be_select_font (void (*) (void), bool (*) (void),
			    haiku_font_family_or_style *,
			    haiku_font_family_or_style *,
			    int *, bool, int, int, int,
			    bool, bool *);

extern int be_find_font_indices (struct haiku_font_pattern *, int *, int *);
extern status_t be_roster_launch (const char *, const char *, char **,
				  ptrdiff_t, void *, team_id *);
extern void be_get_window_decorator_dimensions (void *, int *, int *, int *, int *);
extern void be_get_window_decorator_frame (void *, int *, int *, int *, int *);
extern void be_send_move_frame_event (void *);
extern void be_set_window_fullscreen_mode (void *, enum haiku_fullscreen_mode);

extern status_t be_write_node_message (const char *, const char *, void *);
extern void be_send_message (const char *, void *);

extern void be_lock_window (void *);
extern void be_unlock_window (void *);
extern bool be_get_explicit_workarea (int *, int *, int *, int *);
extern void be_clear_grab_view (void);
extern void be_set_use_frame_synchronization (void *, bool);

extern void be_listen_font_settings (void);

extern bool be_lock_font_defaults (void);
extern const char *be_get_font_default (enum haiku_what_font);
extern int be_get_font_size (enum haiku_what_font);
extern void be_unlock_font_defaults (void);
#ifdef __cplusplus
}

extern _Noreturn void gui_abort (const char *);
extern void *find_appropriate_view_for_draw (void *);
#endif /* _cplusplus */

#endif /* _HAIKU_SUPPORT_H_ */

// Local Variables:
// eval: (setf (alist-get 'inextern-lang c-offsets-alist) 0)
// End: