Fix uses of long-obsolete font-lock-reference face.
[emacs.git] / src / w32term.h
blob5d756f435e4b588a5b5a8c47ef6b561a0b30cc35
1 /* Definitions and headers for communication on the Microsoft Windows API.
2 Copyright (C) 1995, 2001-2012 Free Software Foundation, Inc.
4 This file is part of GNU Emacs.
6 GNU Emacs is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 GNU Emacs is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Emacs. If not, see <http://www.gnu.org/licenses/>. */
19 /* Added by Kevin Gallo */
21 #include "w32gui.h"
24 #define BLACK_PIX_DEFAULT(f) PALETTERGB(0,0,0)
25 #define WHITE_PIX_DEFAULT(f) PALETTERGB(255,255,255)
27 #define FONT_WIDTH(f) ((f)->max_width)
28 #define FONT_HEIGHT(f) ((f)->height)
29 #define FONT_BASE(f) ((f)->ascent)
30 #define FONT_DESCENT(f) ((f)->descent)
32 #define CP_DEFAULT 1004
34 #define CHECK_W32_FRAME(f, frame) \
35 if (NILP (frame)) \
36 f = SELECTED_FRAME (); \
37 else \
38 { \
39 CHECK_LIVE_FRAME (frame, 0); \
40 f = XFRAME (frame); \
41 } \
42 if (! FRAME_W32_P (f))
44 /* Indicates whether we are in the readsocket call and the message we
45 are processing in the current loop */
47 extern MSG CurMsg;
48 extern BOOL bUseDflt;
50 /* Structure recording bitmaps and reference count.
51 If REFCOUNT is 0 then this record is free to be reused. */
53 struct w32_bitmap_record
55 Pixmap pixmap;
56 char *file;
57 HINSTANCE hinst; /* Used to load the file */
58 int refcount;
59 /* Record some info about this pixmap. */
60 int height, width, depth;
63 struct w32_palette_entry {
64 struct w32_palette_entry * next;
65 PALETTEENTRY entry;
66 #if 0
67 unsigned refcount;
68 #endif
71 extern void w32_regenerate_palette (struct frame *f);
74 /* For each display (currently only one on w32), we have a structure that
75 records information about it. */
77 struct w32_display_info
79 /* Chain of all w32_display_info structures. */
80 struct w32_display_info *next;
82 /* The generic display parameters corresponding to this w32 display. */
83 struct terminal *terminal;
85 /* This is a cons cell of the form (NAME . FONT-LIST-CACHE).
86 The same cons cell also appears in x_display_name_list. */
87 Lisp_Object name_list_element;
89 /* Number of frames that are on this display. */
90 int reference_count;
92 /* Dots per inch of the screen. */
93 double resx, resy;
95 /* Number of planes on this screen. */
96 int n_planes;
98 /* Number of bits per pixel on this screen. */
99 int n_cbits;
101 /* Mask of things that cause the mouse to be grabbed. */
102 int grabbed;
104 /* Emacs bitmap-id of the default icon bitmap for this frame.
105 Or -1 if none has been allocated yet. */
106 ptrdiff_t icon_bitmap_id;
108 /* The root window of this screen. */
109 Window root_window;
111 /* The cursor to use for vertical scroll bars. */
112 Cursor vertical_scroll_bar_cursor;
114 /* Resource data base */
115 XrmDatabase xrdb;
117 /* color palette information. */
118 int has_palette;
119 struct w32_palette_entry * color_list;
120 unsigned num_colors;
121 HPALETTE palette;
123 /* deferred action flags checked when starting frame update. */
124 int regen_palette;
126 /* Keystroke that has been faked by Emacs and will be ignored when
127 received; value is reset after key is received. */
128 int faked_key;
130 /* Minimum width over all characters in all fonts in font_table. */
131 int smallest_char_width;
133 /* Minimum font height over all fonts in font_table. */
134 int smallest_font_height;
136 /* Reusable Graphics Context for drawing a cursor in a non-default face. */
137 XGCValues *scratch_cursor_gc;
139 /* Information about the range of text currently shown in
140 mouse-face. */
141 Mouse_HLInfo mouse_highlight;
143 char *w32_id_name;
145 /* The number of fonts actually stored in w32_font_table.
146 font_table[n] is used and valid if 0 <= n < n_fonts. 0 <=
147 n_fonts <= font_table_size. and font_table[i].name != 0. */
148 int n_fonts;
150 /* Pointer to bitmap records. */
151 struct w32_bitmap_record *bitmaps;
153 /* Allocated size of bitmaps field. */
154 ptrdiff_t bitmaps_size;
156 /* Last used bitmap index. */
157 ptrdiff_t bitmaps_last;
159 /* The frame (if any) which has the window that has keyboard focus.
160 Zero if none. This is examined by Ffocus_frame in w32fns.c. Note
161 that a mere EnterNotify event can set this; if you need to know the
162 last frame specified in a FocusIn or FocusOut event, use
163 w32_focus_event_frame. */
164 struct frame *w32_focus_frame;
166 /* The last frame mentioned in a FocusIn or FocusOut event. This is
167 separate from w32_focus_frame, because whether or not LeaveNotify
168 events cause us to lose focus depends on whether or not we have
169 received a FocusIn event for it. */
170 struct frame *w32_focus_event_frame;
172 /* The frame which currently has the visual highlight, and should get
173 keyboard input (other sorts of input have the frame encoded in the
174 event). It points to the focus frame's selected window's
175 frame. It differs from w32_focus_frame when we're using a global
176 minibuffer. */
177 struct frame *x_highlight_frame;
180 /* This is a chain of structures for all the displays currently in use. */
181 extern struct w32_display_info *x_display_list;
182 extern struct w32_display_info one_w32_display_info;
184 /* This is a list of cons cells, each of the form (NAME . FONT-LIST-CACHE),
185 one for each element of w32_display_list and in the same order.
186 NAME is the name of the frame.
187 FONT-LIST-CACHE records previous values returned by x-list-fonts. */
188 extern Lisp_Object w32_display_name_list;
190 extern struct frame *x_window_to_frame (struct w32_display_info *, HWND);
192 struct w32_display_info *x_display_info_for_name (Lisp_Object);
194 Lisp_Object display_x_get_resource (struct w32_display_info *,
195 Lisp_Object, Lisp_Object,
196 Lisp_Object, Lisp_Object);
198 extern struct w32_display_info *w32_term_init (Lisp_Object,
199 char *, char *);
201 extern int x_display_pixel_height (struct w32_display_info *);
202 extern int x_display_pixel_width (struct w32_display_info *);
205 #define PIX_TYPE COLORREF
207 /* Each W32 frame object points to its own struct w32_display object
208 in the output_data.w32 field. The w32_display structure contains all
209 the information that is specific to W32 windows. */
211 /* Put some things in x_output for compatibility.
212 NTEMACS_TODO: Move all common things here to eliminate unnecessary
213 diffs between X and w32 code. */
214 struct x_output
216 #if 0 /* These are also defined in struct frame. Use that instead. */
217 PIX_TYPE background_pixel;
218 PIX_TYPE foreground_pixel;
219 #endif
221 /* Keep track of focus. May be EXPLICIT if we received a FocusIn for this
222 frame, or IMPLICIT if we received an EnterNotify.
223 FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */
224 int focus_state;
228 enum
230 /* Values for focus_state, used as bit mask.
231 EXPLICIT means we received a FocusIn for the frame and know it has
232 the focus. IMPLICIT means we received an EnterNotify and the frame
233 may have the focus if no window manager is running.
234 FocusOut and LeaveNotify clears EXPLICIT/IMPLICIT. */
235 FOCUS_NONE = 0,
236 FOCUS_IMPLICIT = 1,
237 FOCUS_EXPLICIT = 2
240 struct w32_output
242 /* Placeholder for things accessed through output_data.x. */
243 struct x_output x_compatible;
245 /* Menubar "widget" handle. */
246 HMENU menubar_widget;
248 /* Original palette (used to deselect real palette after drawing) */
249 HPALETTE old_palette;
251 /* Here are the Graphics Contexts for the default font. */
252 XGCValues *cursor_gc; /* cursor drawing */
254 /* The window used for this frame.
255 May be zero while the frame object is being created
256 and the window has not yet been created. */
257 Window window_desc;
259 /* The window that is the parent of this window.
260 Usually this is a window that was made by the window manager,
261 but it can be the root window, and it can be explicitly specified
262 (see the explicit_parent field, below). */
263 Window parent_desc;
265 /* Default ASCII font of this frame. */
266 struct font *font;
268 /* The baseline offset of the default ASCII font. */
269 int baseline_offset;
271 /* If a fontset is specified for this frame instead of font, this
272 value contains an ID of the fontset, else -1. */
273 int fontset;
275 /* Pixel values used for various purposes.
276 border_pixel may be -1 meaning use a gray tile. */
277 COLORREF cursor_pixel;
278 COLORREF border_pixel;
279 COLORREF mouse_pixel;
280 COLORREF cursor_foreground_pixel;
282 /* Foreground color for scroll bars. A value of -1 means use the
283 default (black for non-toolkit scroll bars). */
284 COLORREF scroll_bar_foreground_pixel;
286 /* Background color for scroll bars. A value of -1 means use the
287 default (background color of the frame for non-toolkit scroll
288 bars). */
289 COLORREF scroll_bar_background_pixel;
291 /* Descriptor for the cursor in use for this window. */
292 Cursor text_cursor;
293 Cursor nontext_cursor;
294 Cursor modeline_cursor;
295 Cursor hand_cursor;
296 Cursor hourglass_cursor;
297 Cursor horizontal_drag_cursor;
299 /* Non-zero means hourglass cursor is currently displayed. */
300 unsigned hourglass_p : 1;
302 /* Non-hourglass cursor that is currently active. */
303 Cursor current_cursor;
305 DWORD dwStyle;
307 /* This is the Emacs structure for the display this frame is on. */
308 /* struct w32_display_info *display_info; */
310 /* Nonzero means our parent is another application's window
311 and was explicitly specified. */
312 char explicit_parent;
314 /* Nonzero means tried already to make this frame visible. */
315 char asked_for_visible;
317 /* Nonzero means menubar is currently active. */
318 char menubar_active;
320 /* Nonzero means menubar is about to become active, but should be
321 brought up to date first. */
322 volatile char pending_menu_activation;
324 /* Relief GCs, colors etc. */
325 struct relief
327 XGCValues *gc;
328 unsigned long pixel;
329 int allocated_p;
331 black_relief, white_relief;
333 /* The background for which the above relief GCs were set up.
334 They are changed only when a different background is involved. */
335 unsigned long relief_background;
338 extern struct w32_output w32term_display;
340 /* Return the X output data for frame F. */
341 #define FRAME_X_OUTPUT(f) ((f)->output_data.w32)
343 /* Return the window associated with the frame F. */
344 #define FRAME_W32_WINDOW(f) ((f)->output_data.w32->window_desc)
345 #define FRAME_X_WINDOW(f) FRAME_W32_WINDOW (f)
347 #define FRAME_FONT(f) ((f)->output_data.w32->font)
348 #define FRAME_FONTSET(f) ((f)->output_data.w32->fontset)
349 #define FRAME_BASELINE_OFFSET(f) ((f)->output_data.w32->baseline_offset)
351 /* This gives the w32_display_info structure for the display F is on. */
352 #define FRAME_W32_DISPLAY_INFO(f) (&one_w32_display_info)
353 #define FRAME_X_DISPLAY_INFO(f) (&one_w32_display_info)
355 /* This is the `Display *' which frame F is on. */
356 #define FRAME_X_DISPLAY(f) (0)
358 /* Value is the smallest width of any character in any font on frame F. */
360 #define FRAME_SMALLEST_CHAR_WIDTH(F) \
361 FRAME_W32_DISPLAY_INFO(F)->smallest_char_width
363 /* Value is the smallest height of any font on frame F. */
365 #define FRAME_SMALLEST_FONT_HEIGHT(F) \
366 FRAME_W32_DISPLAY_INFO(F)->smallest_font_height
368 /* W32-specific scroll bar stuff. */
370 /* We represent scroll bars as lisp vectors. This allows us to place
371 references to them in windows without worrying about whether we'll
372 end up with windows referring to dead scroll bars; the garbage
373 collector will free it when its time comes.
375 We use struct scroll_bar as a template for accessing fields of the
376 vector. */
378 struct scroll_bar {
380 /* These fields are shared by all vectors. */
381 EMACS_INT size_from_Lisp_Vector_struct;
382 struct Lisp_Vector *next_from_Lisp_Vector_struct;
384 /* The window we're a scroll bar for. */
385 Lisp_Object window;
387 /* The next and previous in the chain of scroll bars in this frame. */
388 Lisp_Object next, prev;
390 /* The window representing this scroll bar. Since this is a full
391 32-bit quantity, we store it split into two 32-bit values. */
392 Lisp_Object w32_window_low, w32_window_high;
394 /* Same as above for the widget. */
395 Lisp_Object w32_widget_low, w32_widget_high;
397 /* The position and size of the scroll bar in pixels, relative to the
398 frame. */
399 Lisp_Object top, left, width, height;
401 /* The starting and ending positions of the handle, relative to the
402 handle area (i.e. zero is the top position, not
403 SCROLL_BAR_TOP_BORDER). If they're equal, that means the handle
404 hasn't been drawn yet.
406 These are not actually the locations where the beginning and end
407 are drawn; in order to keep handles from becoming invisible when
408 editing large files, we establish a minimum height by always
409 drawing handle bottoms VERTICAL_SCROLL_BAR_MIN_HANDLE pixels below
410 where they would be normally; the bottom and top are in a
411 different co-ordinate system. */
412 Lisp_Object start, end;
414 /* If the scroll bar handle is currently being dragged by the user,
415 this is the number of pixels from the top of the handle to the
416 place where the user grabbed it. If the handle isn't currently
417 being dragged, this is Qnil. */
418 Lisp_Object dragging;
420 /* t if the background of the fringe that is adjacent to a scroll
421 bar is extended to the gap between the fringe and the bar. */
422 Lisp_Object fringe_extended_p;
425 /* The number of elements a vector holding a struct scroll_bar needs. */
426 #define SCROLL_BAR_VEC_SIZE \
427 ((sizeof (struct scroll_bar) \
428 - sizeof (EMACS_INT) - sizeof (struct Lisp_Vector *)) \
429 / word_size)
431 /* Turning a lisp vector value into a pointer to a struct scroll_bar. */
432 #define XSCROLL_BAR(vec) ((struct scroll_bar *) XVECTOR (vec))
435 /* Building a 32-bit C integer from two 16-bit lisp integers. */
436 #define SCROLL_BAR_PACK(low, high) (XINT (high) << 16 | XINT (low))
438 /* Setting two lisp integers to the low and high words of a 32-bit C int. */
439 #define SCROLL_BAR_UNPACK(low, high, int32) \
440 (XSETINT ((low), (int32) & 0xffff), \
441 XSETINT ((high), ((int32) >> 16) & 0xffff))
444 /* Extract the window id of the scroll bar from a struct scroll_bar. */
445 #define SCROLL_BAR_W32_WINDOW(ptr) \
446 ((Window) SCROLL_BAR_PACK ((ptr)->w32_window_low, (ptr)->w32_window_high))
448 /* Store a window id in a struct scroll_bar. */
449 #define SET_SCROLL_BAR_W32_WINDOW(ptr, id) \
450 (SCROLL_BAR_UNPACK ((ptr)->w32_window_low, (ptr)->w32_window_high, (int) id))
452 /* Extract the X widget of the scroll bar from a struct scroll_bar. */
453 #define SCROLL_BAR_X_WIDGET(ptr) \
454 ((Widget) SCROLL_BAR_PACK ((ptr)->x_widget_low, (ptr)->x_widget_high))
456 /* Store a widget id in a struct scroll_bar. */
457 #define SET_SCROLL_BAR_X_WIDGET(ptr, w) \
458 (SCROLL_BAR_UNPACK ((ptr)->x_widget_low, (ptr)->x_widget_high, (int) w))
460 /* Return the inside width of a vertical scroll bar, given the outside
461 width. */
462 #define VERTICAL_SCROLL_BAR_INSIDE_WIDTH(f,width) \
463 ((width) \
464 - VERTICAL_SCROLL_BAR_LEFT_BORDER \
465 - VERTICAL_SCROLL_BAR_RIGHT_BORDER \
466 - VERTICAL_SCROLL_BAR_WIDTH_TRIM * 2)
468 /* Return the length of the rectangle within which the top of the
469 handle must stay. This isn't equivalent to the inside height,
470 because the scroll bar handle has a minimum height.
472 This is the real range of motion for the scroll bar, so when we're
473 scaling buffer positions to scroll bar positions, we use this, not
474 VERTICAL_SCROLL_BAR_INSIDE_HEIGHT. */
475 #define VERTICAL_SCROLL_BAR_TOP_RANGE(f,height) \
476 (VERTICAL_SCROLL_BAR_INSIDE_HEIGHT (f, height) - VERTICAL_SCROLL_BAR_MIN_HANDLE)
478 /* Return the inside height of vertical scroll bar, given the outside
479 height. See VERTICAL_SCROLL_BAR_TOP_RANGE too. */
480 #define VERTICAL_SCROLL_BAR_INSIDE_HEIGHT(f,height) \
481 ((height) - VERTICAL_SCROLL_BAR_TOP_BORDER - VERTICAL_SCROLL_BAR_BOTTOM_BORDER)
484 /* Border widths for scroll bars.
486 Scroll bar windows don't have any borders; their border width is
487 set to zero, and we redraw borders ourselves. This makes the code
488 a bit cleaner, since we don't have to convert between outside width
489 (used when relating to the rest of the screen) and inside width
490 (used when sizing and drawing the scroll bar window itself).
492 The handle moves up and down/back and forth in a rectangle inset
493 from the edges of the scroll bar. These are widths by which we
494 inset the handle boundaries from the scroll bar edges. */
495 #define VERTICAL_SCROLL_BAR_LEFT_BORDER (0)
496 #define VERTICAL_SCROLL_BAR_RIGHT_BORDER (0)
497 #define VERTICAL_SCROLL_BAR_TOP_BORDER (vertical_scroll_bar_top_border)
498 #define VERTICAL_SCROLL_BAR_BOTTOM_BORDER (vertical_scroll_bar_bottom_border)
500 /* Minimum lengths for scroll bar handles, in pixels. */
501 #define VERTICAL_SCROLL_BAR_MIN_HANDLE (vertical_scroll_bar_min_handle)
503 /* Trimming off a few pixels from each side prevents
504 text from glomming up against the scroll bar */
505 #define VERTICAL_SCROLL_BAR_WIDTH_TRIM (0)
508 struct frame; /* from frame.h */
510 extern void w32_fill_rect (struct frame *, HDC, COLORREF, RECT *);
511 extern void w32_clear_window (struct frame *);
513 #define w32_fill_area(f,hdc,pix,x,y,nx,ny) \
514 do { \
515 RECT rect; \
516 rect.left = x; \
517 rect.top = y; \
518 rect.right = x + nx; \
519 rect.bottom = y + ny; \
520 w32_fill_rect (f,hdc,pix,&rect); \
521 } while (0)
523 #define w32_clear_rect(f,hdc,lprect) \
524 w32_fill_rect (f, hdc, FRAME_BACKGROUND_PIXEL (f), lprect)
526 #define w32_clear_area(f,hdc,px,py,nx,ny) \
527 w32_fill_area (f, hdc, FRAME_BACKGROUND_PIXEL (f), px, py, nx, ny)
529 /* Define for earlier versions of Visual C */
530 #ifndef WM_MOUSEWHEEL
531 #define WM_MOUSEWHEEL (WM_MOUSELAST + 1)
532 #endif /* WM_MOUSEWHEEL */
533 #ifndef MSH_MOUSEWHEEL
534 #define MSH_MOUSEWHEEL "MSWHEEL_ROLLMSG"
535 #endif /* MSH_MOUSEWHEEL */
536 #ifndef WM_XBUTTONDOWN
537 #define WM_XBUTTONDOWN (WM_MOUSEWHEEL + 1)
538 #define WM_XBUTTONUP (WM_MOUSEWHEEL + 2)
539 #endif /* WM_XBUTTONDOWN */
540 #ifndef WM_MOUSEHWHEEL
541 #define WM_MOUSEHWHEEL (WM_MOUSEWHEEL + 4)
542 #endif /* WM_MOUSEHWHEEL */
543 #ifndef WM_APPCOMMAND
544 #define WM_APPCOMMAND 0x319
545 #define GET_APPCOMMAND_LPARAM(lParam) (HIWORD(lParam) & 0x7fff)
546 #endif
547 #ifndef WM_UNICHAR
548 #define WM_UNICHAR 0x109
549 #endif
550 #ifndef UNICODE_NOCHAR
551 #define UNICODE_NOCHAR 0xFFFF
552 #endif
554 #define WM_EMACS_START (WM_USER + 1)
555 #define WM_EMACS_KILL (WM_EMACS_START + 0)
556 #define WM_EMACS_CREATEWINDOW (WM_EMACS_START + 1)
557 #define WM_EMACS_DONE (WM_EMACS_START + 2)
558 #define WM_EMACS_CREATESCROLLBAR (WM_EMACS_START + 3)
559 #define WM_EMACS_SHOWWINDOW (WM_EMACS_START + 4)
560 #define WM_EMACS_SETWINDOWPOS (WM_EMACS_START + 5)
561 #define WM_EMACS_DESTROYWINDOW (WM_EMACS_START + 6)
562 #define WM_EMACS_TRACKPOPUPMENU (WM_EMACS_START + 7)
563 #define WM_EMACS_SETFOCUS (WM_EMACS_START + 8)
564 #define WM_EMACS_SETFOREGROUND (WM_EMACS_START + 9)
565 #define WM_EMACS_SETLOCALE (WM_EMACS_START + 10)
566 #define WM_EMACS_SETKEYBOARDLAYOUT (WM_EMACS_START + 11)
567 #define WM_EMACS_REGISTER_HOT_KEY (WM_EMACS_START + 12)
568 #define WM_EMACS_UNREGISTER_HOT_KEY (WM_EMACS_START + 13)
569 #define WM_EMACS_TOGGLE_LOCK_KEY (WM_EMACS_START + 14)
570 #define WM_EMACS_TRACK_CARET (WM_EMACS_START + 15)
571 #define WM_EMACS_DESTROY_CARET (WM_EMACS_START + 16)
572 #define WM_EMACS_SHOW_CARET (WM_EMACS_START + 17)
573 #define WM_EMACS_HIDE_CARET (WM_EMACS_START + 18)
574 #define WM_EMACS_SETCURSOR (WM_EMACS_START + 19)
575 #define WM_EMACS_PAINT (WM_EMACS_START + 20)
576 #define WM_EMACS_BRINGTOTOP (WM_EMACS_START + 21)
577 #define WM_EMACS_END (WM_EMACS_START + 22)
579 #define WND_FONTWIDTH_INDEX (0)
580 #define WND_LINEHEIGHT_INDEX (4)
581 #define WND_BORDER_INDEX (8)
582 #define WND_SCROLLBAR_INDEX (12)
583 #define WND_BACKGROUND_INDEX (16)
584 #define WND_LAST_INDEX (20)
586 #define WND_EXTRA_BYTES (WND_LAST_INDEX)
588 extern DWORD dwWindowsThreadId;
589 extern HANDLE hWindowsThread;
590 extern DWORD dwMainThreadId;
591 extern HANDLE hMainThread;
593 typedef struct W32Msg {
594 MSG msg;
595 DWORD dwModifiers;
596 RECT rect;
597 } W32Msg;
599 /* Structure for recording message when input thread must return a
600 result that depends on lisp thread to compute. Lisp thread can
601 complete deferred messages out of order. */
602 typedef struct deferred_msg
604 struct deferred_msg * next;
605 W32Msg w32msg;
606 LRESULT result;
607 int completed;
608 } deferred_msg;
610 extern CRITICAL_SECTION critsect;
612 extern void init_crit (void);
613 extern void delete_crit (void);
615 extern void signal_quit (void);
617 #define enter_crit() EnterCriticalSection (&critsect)
618 #define leave_crit() LeaveCriticalSection (&critsect)
620 extern void select_palette (struct frame * f, HDC hdc);
621 extern void deselect_palette (struct frame * f, HDC hdc);
622 extern HDC get_frame_dc (struct frame * f);
623 extern int release_frame_dc (struct frame * f, HDC hDC);
625 extern void drain_message_queue (void);
627 extern BOOL get_next_msg (W32Msg *, BOOL);
628 extern BOOL post_msg (W32Msg *);
629 extern void complete_deferred_msg (HWND hwnd, UINT msg, LRESULT result);
631 extern BOOL parse_button (int, int, int *, int *);
633 extern void w32_sys_ring_bell (struct frame *f);
634 extern void x_delete_display (struct w32_display_info *dpyinfo);
636 /* Keypad command key support. W32 doesn't have virtual keys defined
637 for the function keys on the keypad (they are mapped to the standard
638 function keys), so we define our own. */
639 #define VK_NUMPAD_BEGIN 0x92
640 #define VK_NUMPAD_CLEAR (VK_NUMPAD_BEGIN + 0)
641 #define VK_NUMPAD_ENTER (VK_NUMPAD_BEGIN + 1)
642 #define VK_NUMPAD_PRIOR (VK_NUMPAD_BEGIN + 2)
643 #define VK_NUMPAD_NEXT (VK_NUMPAD_BEGIN + 3)
644 #define VK_NUMPAD_END (VK_NUMPAD_BEGIN + 4)
645 #define VK_NUMPAD_HOME (VK_NUMPAD_BEGIN + 5)
646 #define VK_NUMPAD_LEFT (VK_NUMPAD_BEGIN + 6)
647 #define VK_NUMPAD_UP (VK_NUMPAD_BEGIN + 7)
648 #define VK_NUMPAD_RIGHT (VK_NUMPAD_BEGIN + 8)
649 #define VK_NUMPAD_DOWN (VK_NUMPAD_BEGIN + 9)
650 #define VK_NUMPAD_INSERT (VK_NUMPAD_BEGIN + 10)
651 #define VK_NUMPAD_DELETE (VK_NUMPAD_BEGIN + 11)
653 #ifndef VK_LWIN
654 /* Older compiler environments don't have these defined. */
655 #define VK_LWIN 0x5B
656 #define VK_RWIN 0x5C
657 #define VK_APPS 0x5D
658 #endif
660 /* Support for treating Windows and Apps keys as modifiers. These
661 constants must not overlap with any of the dwControlKeyState flags in
662 KEY_EVENT_RECORD. */
663 #define LEFT_WIN_PRESSED 0x8000
664 #define RIGHT_WIN_PRESSED 0x4000
665 #define APPS_PRESSED 0x2000
667 /* The current ANSI input codepage for GUI sessions. */
668 extern int w32_keyboard_codepage;
670 /* When compiling on Windows 9x/ME and NT 3.x, the following are not defined
671 (even though they are supported on 98 and ME. */
672 #ifndef WM_MOUSELEAVE
673 #define WM_MOUSELEAVE 0x02A3
674 #define TME_LEAVE 0x00000002;
676 typedef struct tagTRACKMOUSEEVENT
678 DWORD cbSize;
679 DWORD dwFlags;
680 HWND hwndTrack;
681 DWORD dwHoverTime;
682 } TRACKMOUSEEVENT;
683 #endif
685 struct image;
686 struct face;
688 XGCValues *XCreateGC (void *, Window, unsigned long, XGCValues *);
689 struct frame * check_x_frame (Lisp_Object);
691 typedef DWORD (WINAPI * ClipboardSequence_Proc) (void);
692 typedef BOOL (WINAPI * AppendMenuW_Proc) (
693 IN HMENU,
694 IN UINT,
695 IN UINT_PTR,
696 IN LPCWSTR);
698 extern HWND w32_system_caret_hwnd;
699 extern int w32_system_caret_height;
700 extern int w32_system_caret_x;
701 extern int w32_system_caret_y;