Commit | Line | Data |
---|---|---|
e9e23e23 | 1 | /* Input event support for Emacs on the Microsoft W32 API. |
429ab54e GM |
2 | Copyright (C) 1992, 1993, 1995, 2001, 2002, 2003, 2004, |
3 | 2005, 2006, 2007 Free Software Foundation, Inc. | |
6cdfb6e6 | 4 | |
3b7ad313 EN |
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 | |
4fc5845f LK |
19 | the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, |
20 | Boston, MA 02110-1301, USA. | |
6cdfb6e6 RS |
21 | |
22 | Drew Bliss 01-Oct-93 | |
23 | Adapted from ntkbd.c by Tim Fleehart | |
24 | */ | |
25 | ||
26 | ||
4838e624 PJ |
27 | #ifdef HAVE_CONFIG_H |
28 | #include <config.h> | |
29 | #endif | |
6cdfb6e6 RS |
30 | |
31 | #include <stdlib.h> | |
32 | #include <stdio.h> | |
33 | #include <windows.h> | |
34 | ||
690e96a3 AI |
35 | #ifndef MOUSE_MOVED |
36 | #define MOUSE_MOVED 1 | |
37 | #endif | |
38 | ||
6cdfb6e6 | 39 | #include "lisp.h" |
690e96a3 | 40 | #include "keyboard.h" |
6cdfb6e6 RS |
41 | #include "frame.h" |
42 | #include "blockinput.h" | |
43 | #include "termhooks.h" | |
29a2c30f GV |
44 | #include "w32heap.h" |
45 | #include "w32term.h" | |
6cdfb6e6 RS |
46 | |
47 | /* stdin, from ntterm */ | |
48 | extern HANDLE keyboard_handle; | |
49 | ||
6cdfb6e6 RS |
50 | /* Info for last mouse motion */ |
51 | static COORD movement_pos; | |
52 | static DWORD movement_time; | |
53 | ||
54 | /* from keyboard.c */ | |
55 | extern void reinvoke_input_signal (void); | |
56 | ||
57 | /* from dispnew.c */ | |
58 | extern int change_frame_size (FRAME_PTR, int, int, int, int); | |
59 | ||
d44c074d AI |
60 | /* from w32console.c */ |
61 | extern int w32_use_full_screen_buffer; | |
62 | ||
5a6816da | 63 | /* from w32fns.c */ |
fbd6baed | 64 | extern Lisp_Object Vw32_alt_is_meta; |
29a2c30f | 65 | extern unsigned int map_keypad_keys (unsigned int, unsigned int); |
5a6816da | 66 | |
59131421 GV |
67 | /* from w32term */ |
68 | extern Lisp_Object Vw32_capslock_is_shiftlock; | |
29a2c30f GV |
69 | extern Lisp_Object Vw32_enable_caps_lock; |
70 | extern Lisp_Object Vw32_enable_num_lock; | |
c0f1b02e | 71 | extern Lisp_Object Vw32_recognize_altgr; |
29a2c30f GV |
72 | extern Lisp_Object Vw32_pass_lwindow_to_system; |
73 | extern Lisp_Object Vw32_pass_rwindow_to_system; | |
9ddef9c4 | 74 | extern Lisp_Object Vw32_phantom_key_code; |
29a2c30f GV |
75 | extern Lisp_Object Vw32_lwindow_modifier; |
76 | extern Lisp_Object Vw32_rwindow_modifier; | |
77 | extern Lisp_Object Vw32_apps_modifier; | |
78 | extern Lisp_Object Vw32_scroll_lock_modifier; | |
79 | extern unsigned int w32_key_to_modifier (int key); | |
59131421 | 80 | |
6cdfb6e6 RS |
81 | /* Event queue */ |
82 | #define EVENT_QUEUE_SIZE 50 | |
83 | static INPUT_RECORD event_queue[EVENT_QUEUE_SIZE]; | |
84 | static INPUT_RECORD *queue_ptr = event_queue, *queue_end = event_queue; | |
85 | ||
177c0ea7 | 86 | static int |
6cdfb6e6 RS |
87 | fill_queue (BOOL block) |
88 | { | |
89 | BOOL rc; | |
90 | DWORD events_waiting; | |
177c0ea7 | 91 | |
6cdfb6e6 RS |
92 | if (queue_ptr < queue_end) |
93 | return queue_end-queue_ptr; | |
177c0ea7 | 94 | |
6cdfb6e6 RS |
95 | if (!block) |
96 | { | |
97 | /* Check to see if there are some events to read before we try | |
98 | because we can't block. */ | |
99 | if (!GetNumberOfConsoleInputEvents (keyboard_handle, &events_waiting)) | |
100 | return -1; | |
101 | if (events_waiting == 0) | |
102 | return 0; | |
103 | } | |
177c0ea7 | 104 | |
6cdfb6e6 RS |
105 | rc = ReadConsoleInput (keyboard_handle, event_queue, EVENT_QUEUE_SIZE, |
106 | &events_waiting); | |
107 | if (!rc) | |
108 | return -1; | |
109 | queue_ptr = event_queue; | |
110 | queue_end = event_queue + events_waiting; | |
111 | return (int) events_waiting; | |
112 | } | |
113 | ||
114 | /* In a generic, multi-frame world this should take a console handle | |
115 | and return the frame for it | |
116 | ||
117 | Right now, there's only one frame so return it. */ | |
177c0ea7 | 118 | static FRAME_PTR |
6cdfb6e6 RS |
119 | get_frame (void) |
120 | { | |
4f4a5f69 | 121 | return SELECTED_FRAME (); |
6cdfb6e6 RS |
122 | } |
123 | ||
177c0ea7 | 124 | /* Translate console modifiers to emacs modifiers. |
b02466e8 | 125 | German keyboard support (Kai Morgan Zeise 2/18/95). */ |
407c1745 | 126 | int |
59131421 | 127 | w32_kbd_mods_to_emacs (DWORD mods, WORD key) |
6cdfb6e6 | 128 | { |
b02466e8 KH |
129 | int retval = 0; |
130 | ||
c0f1b02e | 131 | /* If we recognize right-alt and left-ctrl as AltGr, and it has been |
29a2c30f | 132 | pressed, first remove those modifiers. */ |
177c0ea7 JB |
133 | if (!NILP (Vw32_recognize_altgr) |
134 | && (mods & (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED)) | |
b02466e8 KH |
135 | == (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED)) |
136 | mods &= ~ (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED); | |
137 | ||
138 | if (mods & (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED)) | |
fbd6baed | 139 | retval = ((NILP (Vw32_alt_is_meta)) ? alt_modifier : meta_modifier); |
177c0ea7 | 140 | |
b02466e8 KH |
141 | if (mods & (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) |
142 | { | |
143 | retval |= ctrl_modifier; | |
177c0ea7 | 144 | if ((mods & (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) |
b02466e8 KH |
145 | == (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) |
146 | retval |= meta_modifier; | |
147 | } | |
148 | ||
29a2c30f GV |
149 | if (mods & LEFT_WIN_PRESSED) |
150 | retval |= w32_key_to_modifier (VK_LWIN); | |
151 | if (mods & RIGHT_WIN_PRESSED) | |
152 | retval |= w32_key_to_modifier (VK_RWIN); | |
153 | if (mods & APPS_PRESSED) | |
154 | retval |= w32_key_to_modifier (VK_APPS); | |
155 | if (mods & SCROLLLOCK_ON) | |
156 | retval |= w32_key_to_modifier (VK_SCROLL); | |
157 | ||
59131421 GV |
158 | /* Just in case someone wanted the original behaviour, make it |
159 | optional by setting w32-capslock-is-shiftlock to t. */ | |
29a2c30f GV |
160 | if (NILP (Vw32_capslock_is_shiftlock) |
161 | /* Keys that should _not_ be affected by CapsLock. */ | |
162 | && ( (key == VK_BACK) | |
163 | || (key == VK_TAB) | |
164 | || (key == VK_CLEAR) | |
165 | || (key == VK_RETURN) | |
166 | || (key == VK_ESCAPE) | |
167 | || ((key >= VK_SPACE) && (key <= VK_HELP)) | |
168 | || ((key >= VK_NUMPAD0) && (key <= VK_F24)) | |
169 | || ((key >= VK_NUMPAD_CLEAR) && (key <= VK_NUMPAD_DELETE)) | |
170 | )) | |
59131421 | 171 | { |
29a2c30f GV |
172 | /* Only consider shift state. */ |
173 | if ((mods & SHIFT_PRESSED) != 0) | |
59131421 GV |
174 | retval |= shift_modifier; |
175 | } | |
176 | else | |
177 | { | |
29a2c30f GV |
178 | /* Ignore CapsLock state if not enabled. */ |
179 | if (NILP (Vw32_enable_caps_lock)) | |
180 | mods &= ~CAPSLOCK_ON; | |
181 | if ((mods & (SHIFT_PRESSED | CAPSLOCK_ON)) != 0) | |
182 | retval |= shift_modifier; | |
59131421 | 183 | } |
b02466e8 KH |
184 | |
185 | return retval; | |
186 | } | |
187 | ||
29a2c30f GV |
188 | #if 0 |
189 | /* Return nonzero if the virtual key is a dead key. */ | |
190 | static int | |
191 | is_dead_key (int wparam) | |
192 | { | |
193 | unsigned int code = MapVirtualKey (wparam, 2); | |
194 | ||
195 | /* Windows 95 returns 0x8000, NT returns 0x80000000. */ | |
196 | return (code & 0x80008000) ? 1 : 0; | |
197 | } | |
198 | #endif | |
199 | ||
daf38066 | 200 | /* The return code indicates key code size. */ |
c0386d7e | 201 | int |
fbd6baed | 202 | w32_kbd_patch_key (KEY_EVENT_RECORD *event) |
b02466e8 KH |
203 | { |
204 | unsigned int key_code = event->wVirtualKeyCode; | |
205 | unsigned int mods = event->dwControlKeyState; | |
daf38066 GV |
206 | BYTE keystate[256]; |
207 | static BYTE ansi_code[4]; | |
407c1745 | 208 | static int isdead = 0; |
daf38066 GV |
209 | |
210 | if (isdead == 2) | |
211 | { | |
212 | event->uChar.AsciiChar = ansi_code[2]; | |
213 | isdead = 0; | |
214 | return 1; | |
b02466e8 | 215 | } |
177c0ea7 | 216 | if (event->uChar.AsciiChar != 0) |
daf38066 | 217 | return 1; |
c0386d7e | 218 | |
daf38066 | 219 | memset (keystate, 0, sizeof (keystate)); |
29a2c30f | 220 | keystate[key_code] = 0x80; |
177c0ea7 | 221 | if (mods & SHIFT_PRESSED) |
daf38066 | 222 | keystate[VK_SHIFT] = 0x80; |
177c0ea7 | 223 | if (mods & CAPSLOCK_ON) |
daf38066 | 224 | keystate[VK_CAPITAL] = 1; |
c0f1b02e GV |
225 | /* If we recognize right-alt and left-ctrl as AltGr, set the key |
226 | states accordingly before invoking ToAscii. */ | |
227 | if (!NILP (Vw32_recognize_altgr) | |
228 | && (mods & LEFT_CTRL_PRESSED) && (mods & RIGHT_ALT_PRESSED)) | |
c0386d7e GV |
229 | { |
230 | keystate[VK_CONTROL] = 0x80; | |
231 | keystate[VK_LCONTROL] = 0x80; | |
232 | keystate[VK_MENU] = 0x80; | |
233 | keystate[VK_RMENU] = 0x80; | |
234 | } | |
235 | ||
29a2c30f GV |
236 | #if 0 |
237 | /* Because of an OS bug, ToAscii corrupts the stack when called to | |
238 | convert a dead key in console mode on NT4. Unfortunately, trying | |
239 | to check for dead keys using MapVirtualKey doesn't work either - | |
240 | these functions apparently use internal information about keyboard | |
241 | layout which doesn't get properly updated in console programs when | |
242 | changing layout (though apparently it gets partly updated, | |
243 | otherwise ToAscii wouldn't crash). */ | |
244 | if (is_dead_key (event->wVirtualKeyCode)) | |
245 | return 0; | |
246 | #endif | |
247 | ||
248 | /* On NT, call ToUnicode instead and then convert to the current | |
249 | locale's default codepage. */ | |
250 | if (os_subtype == OS_NT) | |
251 | { | |
252 | WCHAR buf[128]; | |
253 | ||
254 | isdead = ToUnicode (event->wVirtualKeyCode, event->wVirtualScanCode, | |
255 | keystate, buf, 128, 0); | |
256 | if (isdead > 0) | |
257 | { | |
258 | char cp[20]; | |
259 | int cpId; | |
260 | ||
261 | GetLocaleInfo (GetThreadLocale (), | |
262 | LOCALE_IDEFAULTANSICODEPAGE, cp, 20); | |
263 | cpId = atoi (cp); | |
264 | isdead = WideCharToMultiByte (cpId, 0, buf, isdead, | |
265 | ansi_code, 4, NULL, NULL); | |
266 | } | |
267 | else | |
268 | isdead = 0; | |
269 | } | |
270 | else | |
271 | { | |
272 | isdead = ToAscii (event->wVirtualKeyCode, event->wVirtualScanCode, | |
273 | keystate, (LPWORD) ansi_code, 0); | |
274 | } | |
275 | ||
177c0ea7 | 276 | if (isdead == 0) |
daf38066 GV |
277 | return 0; |
278 | event->uChar.AsciiChar = ansi_code[0]; | |
279 | return isdead; | |
6cdfb6e6 | 280 | } |
407c1745 | 281 | |
6cdfb6e6 | 282 | |
29a2c30f | 283 | extern char *lispy_function_keys[]; |
6cdfb6e6 | 284 | |
9ddef9c4 GV |
285 | static int faked_key = 0; |
286 | ||
177c0ea7 | 287 | /* return code -1 means that event_queue_ptr won't be incremented. |
daf38066 | 288 | In other word, this event makes two key codes. (by himi) */ |
177c0ea7 | 289 | int |
59131421 | 290 | key_event (KEY_EVENT_RECORD *event, struct input_event *emacs_ev, int *isdead) |
6cdfb6e6 | 291 | { |
29a2c30f GV |
292 | static int mod_key_state = 0; |
293 | int wParam; | |
59131421 GV |
294 | |
295 | *isdead = 0; | |
29a2c30f | 296 | |
6cdfb6e6 | 297 | /* Skip key-up events. */ |
407c1745 | 298 | if (!event->bKeyDown) |
6cdfb6e6 | 299 | { |
29a2c30f GV |
300 | switch (event->wVirtualKeyCode) |
301 | { | |
302 | case VK_LWIN: | |
303 | mod_key_state &= ~LEFT_WIN_PRESSED; | |
304 | break; | |
305 | case VK_RWIN: | |
306 | mod_key_state &= ~RIGHT_WIN_PRESSED; | |
307 | break; | |
308 | case VK_APPS: | |
309 | mod_key_state &= ~APPS_PRESSED; | |
310 | break; | |
311 | } | |
6cdfb6e6 RS |
312 | return 0; |
313 | } | |
b02466e8 | 314 | |
29a2c30f GV |
315 | /* Ignore keystrokes we fake ourself; see below. */ |
316 | if (faked_key == event->wVirtualKeyCode) | |
6cdfb6e6 | 317 | { |
29a2c30f | 318 | faked_key = 0; |
6cdfb6e6 RS |
319 | return 0; |
320 | } | |
29a2c30f GV |
321 | |
322 | /* To make it easier to debug this code, ignore modifier keys! */ | |
323 | switch (event->wVirtualKeyCode) | |
6cdfb6e6 | 324 | { |
29a2c30f GV |
325 | case VK_LWIN: |
326 | if (NILP (Vw32_pass_lwindow_to_system)) | |
327 | { | |
328 | /* Prevent system from acting on keyup (which opens the Start | |
329 | menu if no other key was pressed) by simulating a press of | |
330 | Space which we will ignore. */ | |
331 | if ((mod_key_state & LEFT_WIN_PRESSED) == 0) | |
332 | { | |
9ddef9c4 GV |
333 | if (NUMBERP (Vw32_phantom_key_code)) |
334 | faked_key = XUINT (Vw32_phantom_key_code) & 255; | |
335 | else | |
336 | faked_key = VK_SPACE; | |
337 | keybd_event (faked_key, (BYTE) MapVirtualKey (faked_key, 0), 0, 0); | |
29a2c30f GV |
338 | } |
339 | } | |
340 | mod_key_state |= LEFT_WIN_PRESSED; | |
341 | if (!NILP (Vw32_lwindow_modifier)) | |
daf38066 | 342 | return 0; |
29a2c30f GV |
343 | break; |
344 | case VK_RWIN: | |
345 | if (NILP (Vw32_pass_rwindow_to_system)) | |
346 | { | |
347 | if ((mod_key_state & RIGHT_WIN_PRESSED) == 0) | |
348 | { | |
9ddef9c4 GV |
349 | if (NUMBERP (Vw32_phantom_key_code)) |
350 | faked_key = XUINT (Vw32_phantom_key_code) & 255; | |
351 | else | |
352 | faked_key = VK_SPACE; | |
353 | keybd_event (faked_key, (BYTE) MapVirtualKey (faked_key, 0), 0, 0); | |
29a2c30f GV |
354 | } |
355 | } | |
356 | mod_key_state |= RIGHT_WIN_PRESSED; | |
357 | if (!NILP (Vw32_rwindow_modifier)) | |
358 | return 0; | |
359 | break; | |
360 | case VK_APPS: | |
361 | mod_key_state |= APPS_PRESSED; | |
362 | if (!NILP (Vw32_apps_modifier)) | |
363 | return 0; | |
364 | break; | |
365 | case VK_CAPITAL: | |
366 | /* Decide whether to treat as modifier or function key. */ | |
367 | if (NILP (Vw32_enable_caps_lock)) | |
368 | goto disable_lock_key; | |
369 | return 0; | |
370 | case VK_NUMLOCK: | |
371 | /* Decide whether to treat as modifier or function key. */ | |
372 | if (NILP (Vw32_enable_num_lock)) | |
373 | goto disable_lock_key; | |
374 | return 0; | |
375 | case VK_SCROLL: | |
376 | /* Decide whether to treat as modifier or function key. */ | |
377 | if (NILP (Vw32_scroll_lock_modifier)) | |
378 | goto disable_lock_key; | |
379 | return 0; | |
380 | disable_lock_key: | |
381 | /* Ensure the appropriate lock key state is off (and the | |
382 | indicator light as well). */ | |
383 | wParam = event->wVirtualKeyCode; | |
384 | if (GetAsyncKeyState (wParam) & 0x8000) | |
385 | { | |
386 | /* Fake another press of the relevant key. Apparently, this | |
387 | really is the only way to turn off the indicator. */ | |
388 | faked_key = wParam; | |
389 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
390 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
391 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
392 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
393 | keybd_event ((BYTE) wParam, (BYTE) MapVirtualKey (wParam, 0), | |
394 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
395 | } | |
396 | break; | |
397 | case VK_MENU: | |
398 | case VK_CONTROL: | |
399 | case VK_SHIFT: | |
400 | return 0; | |
9ddef9c4 GV |
401 | case VK_CANCEL: |
402 | /* Windows maps Ctrl-Pause (aka Ctrl-Break) into VK_CANCEL, | |
403 | which is confusing for purposes of key binding; convert | |
404 | VK_CANCEL events into VK_PAUSE events. */ | |
405 | event->wVirtualKeyCode = VK_PAUSE; | |
406 | break; | |
407 | case VK_PAUSE: | |
408 | /* Windows maps Ctrl-NumLock into VK_PAUSE, which is confusing | |
409 | for purposes of key binding; convert these back into | |
410 | VK_NUMLOCK events, at least when we want to see NumLock key | |
411 | presses. (Note that there is never any possibility that | |
412 | VK_PAUSE with Ctrl really is C-Pause as per above.) */ | |
413 | if (NILP (Vw32_enable_num_lock) | |
414 | && (event->dwControlKeyState | |
415 | & (LEFT_CTRL_PRESSED | RIGHT_CTRL_PRESSED)) != 0) | |
416 | event->wVirtualKeyCode = VK_NUMLOCK; | |
417 | break; | |
6cdfb6e6 | 418 | } |
29a2c30f GV |
419 | |
420 | /* Recognize state of Windows and Apps keys. */ | |
421 | event->dwControlKeyState |= mod_key_state; | |
422 | ||
423 | /* Distinguish numeric keypad keys from extended keys. */ | |
424 | event->wVirtualKeyCode = | |
425 | map_keypad_keys (event->wVirtualKeyCode, | |
426 | (event->dwControlKeyState & ENHANCED_KEY)); | |
427 | ||
428 | if (lispy_function_keys[event->wVirtualKeyCode] == 0) | |
daf38066 | 429 | { |
e43bd4f5 | 430 | emacs_ev->kind = ASCII_KEYSTROKE_EVENT; |
29a2c30f GV |
431 | |
432 | if (!NILP (Vw32_recognize_altgr) | |
433 | && (event->dwControlKeyState & LEFT_CTRL_PRESSED) | |
434 | && (event->dwControlKeyState & RIGHT_ALT_PRESSED)) | |
daf38066 | 435 | { |
29a2c30f GV |
436 | /* Don't try to interpret AltGr key chords; ToAscii seems not |
437 | to process them correctly. */ | |
daf38066 | 438 | } |
29a2c30f GV |
439 | /* Handle key chords including any modifiers other than shift |
440 | directly, in order to preserve as much modifier information as | |
441 | possible. */ | |
442 | else if (event->dwControlKeyState | |
443 | & ( RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED | |
444 | | RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED | |
445 | | (!NILP (Vw32_lwindow_modifier) ? LEFT_WIN_PRESSED : 0) | |
446 | | (!NILP (Vw32_rwindow_modifier) ? RIGHT_WIN_PRESSED : 0) | |
447 | | (!NILP (Vw32_apps_modifier) ? APPS_PRESSED : 0) | |
448 | | (!NILP (Vw32_scroll_lock_modifier) ? SCROLLLOCK_ON : 0))) | |
449 | { | |
450 | /* Don't translate modified alphabetic keystrokes, so the user | |
451 | doesn't need to constantly switch layout to type control or | |
452 | meta keystrokes when the normal layout translates | |
453 | alphabetic characters to non-ascii characters. */ | |
454 | if ('A' <= event->wVirtualKeyCode && event->wVirtualKeyCode <= 'Z') | |
455 | { | |
456 | event->uChar.AsciiChar = event->wVirtualKeyCode; | |
457 | if ((event->dwControlKeyState & SHIFT_PRESSED) == 0) | |
458 | event->uChar.AsciiChar += ('a' - 'A'); | |
459 | } | |
460 | /* Try to handle unrecognized keystrokes by determining the | |
461 | base character (ie. translating the base key plus shift | |
462 | modifier). */ | |
463 | else if (event->uChar.AsciiChar == 0) | |
464 | w32_kbd_patch_key (event); | |
465 | } | |
466 | if (event->uChar.AsciiChar == 0) | |
daf38066 | 467 | return 0; |
e3ec1dce | 468 | emacs_ev->code = event->uChar.AsciiChar; |
daf38066 | 469 | } |
6cdfb6e6 RS |
470 | else |
471 | { | |
e43bd4f5 | 472 | emacs_ev->kind = NON_ASCII_KEYSTROKE_EVENT; |
e3ec1dce | 473 | emacs_ev->code = event->wVirtualKeyCode; |
6cdfb6e6 | 474 | } |
29a2c30f | 475 | |
b02466e8 | 476 | XSETFRAME (emacs_ev->frame_or_window, get_frame ()); |
59131421 GV |
477 | emacs_ev->modifiers = w32_kbd_mods_to_emacs (event->dwControlKeyState, |
478 | event->wVirtualKeyCode); | |
6cdfb6e6 RS |
479 | emacs_ev->timestamp = GetTickCount (); |
480 | return 1; | |
481 | } | |
482 | ||
9ddef9c4 GV |
483 | int |
484 | w32_console_toggle_lock_key (int vk_code, Lisp_Object new_state) | |
485 | { | |
486 | int cur_state = (GetKeyState (vk_code) & 1); | |
487 | ||
488 | if (NILP (new_state) | |
489 | || (NUMBERP (new_state) | |
a1bcc85a | 490 | && ((XUINT (new_state)) & 1) != cur_state)) |
9ddef9c4 GV |
491 | { |
492 | faked_key = vk_code; | |
493 | ||
494 | keybd_event ((BYTE) vk_code, | |
495 | (BYTE) MapVirtualKey (vk_code, 0), | |
496 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
497 | keybd_event ((BYTE) vk_code, | |
498 | (BYTE) MapVirtualKey (vk_code, 0), | |
499 | KEYEVENTF_EXTENDEDKEY | 0, 0); | |
500 | keybd_event ((BYTE) vk_code, | |
501 | (BYTE) MapVirtualKey (vk_code, 0), | |
502 | KEYEVENTF_EXTENDEDKEY | KEYEVENTF_KEYUP, 0); | |
503 | cur_state = !cur_state; | |
504 | } | |
505 | ||
506 | return cur_state; | |
507 | } | |
508 | ||
6cdfb6e6 | 509 | /* Mouse position hook. */ |
177c0ea7 | 510 | void |
81e3e4fd | 511 | w32_console_mouse_position (FRAME_PTR *f, |
81e3e4fd | 512 | int insist, |
81e3e4fd GV |
513 | Lisp_Object *bar_window, |
514 | enum scroll_bar_part *part, | |
515 | Lisp_Object *x, | |
516 | Lisp_Object *y, | |
517 | unsigned long *time) | |
6cdfb6e6 RS |
518 | { |
519 | BLOCK_INPUT; | |
407c1745 | 520 | |
b02466e8 KH |
521 | insist = insist; |
522 | ||
6cdfb6e6 RS |
523 | *f = get_frame (); |
524 | *bar_window = Qnil; | |
525 | *part = 0; | |
4f4a5f69 | 526 | SELECTED_FRAME ()->mouse_moved = 0; |
177c0ea7 | 527 | |
e3ec1dce JR |
528 | XSETINT(*x, movement_pos.X); |
529 | XSETINT(*y, movement_pos.Y); | |
6cdfb6e6 | 530 | *time = movement_time; |
177c0ea7 | 531 | |
6cdfb6e6 RS |
532 | UNBLOCK_INPUT; |
533 | } | |
534 | ||
535 | /* Remember mouse motion and notify emacs. */ | |
177c0ea7 | 536 | static void |
6cdfb6e6 RS |
537 | mouse_moved_to (int x, int y) |
538 | { | |
539 | /* If we're in the same place, ignore it */ | |
540 | if (x != movement_pos.X || y != movement_pos.Y) | |
541 | { | |
4f4a5f69 | 542 | SELECTED_FRAME ()->mouse_moved = 1; |
6cdfb6e6 RS |
543 | movement_pos.X = x; |
544 | movement_pos.Y = y; | |
545 | movement_time = GetTickCount (); | |
546 | } | |
547 | } | |
548 | ||
549 | /* Consoles return button bits in a strange order: | |
550 | least significant - Leftmost button | |
551 | next - Rightmost button | |
552 | next - Leftmost+1 | |
553 | next - Leftmost+2... | |
554 | ||
555 | Assume emacs likes three button mice, so | |
556 | Left == 0 | |
557 | Middle == 1 | |
558 | Right == 2 | |
559 | Others increase from there. */ | |
560 | ||
1f2fca4b JR |
561 | #define NUM_TRANSLATED_MOUSE_BUTTONS 3 |
562 | static int emacs_button_translation[NUM_TRANSLATED_MOUSE_BUTTONS] = | |
6cdfb6e6 | 563 | { |
1f2fca4b | 564 | 0, 2, 1 |
6cdfb6e6 RS |
565 | }; |
566 | ||
177c0ea7 | 567 | static int |
6cdfb6e6 RS |
568 | do_mouse_event (MOUSE_EVENT_RECORD *event, |
569 | struct input_event *emacs_ev) | |
570 | { | |
571 | static DWORD button_state = 0; | |
572 | DWORD but_change, mask; | |
573 | int i; | |
177c0ea7 | 574 | |
6cdfb6e6 RS |
575 | if (event->dwEventFlags == MOUSE_MOVED) |
576 | { | |
577 | /* For movement events we just note that the mouse has moved | |
578 | so that emacs will generate drag events. */ | |
579 | mouse_moved_to (event->dwMousePosition.X, event->dwMousePosition.Y); | |
580 | return 0; | |
581 | } | |
177c0ea7 | 582 | |
6cdfb6e6 RS |
583 | /* It looks like the console code sends us a mouse event with |
584 | dwButtonState == 0 when a window is activated. Ignore this case. */ | |
585 | if (event->dwButtonState == button_state) | |
586 | return 0; | |
177c0ea7 | 587 | |
e43bd4f5 | 588 | emacs_ev->kind = MOUSE_CLICK_EVENT; |
177c0ea7 | 589 | |
6cdfb6e6 RS |
590 | /* Find out what button has changed state since the last button event. */ |
591 | but_change = button_state ^ event->dwButtonState; | |
592 | mask = 1; | |
1f2fca4b | 593 | for (i = 0; mask; i++, mask <<= 1) |
6cdfb6e6 RS |
594 | if (but_change & mask) |
595 | { | |
1f2fca4b | 596 | if (i < NUM_TRANSLATED_MOUSE_BUTTONS) |
e3ec1dce | 597 | emacs_ev->code = emacs_button_translation[i]; |
1f2fca4b | 598 | else |
e3ec1dce | 599 | emacs_ev->code = i; |
6cdfb6e6 RS |
600 | break; |
601 | } | |
602 | ||
6cdfb6e6 RS |
603 | button_state = event->dwButtonState; |
604 | emacs_ev->timestamp = GetTickCount (); | |
59131421 | 605 | emacs_ev->modifiers = w32_kbd_mods_to_emacs (event->dwControlKeyState, 0) | |
6cdfb6e6 | 606 | ((event->dwButtonState & mask) ? down_modifier : up_modifier); |
177c0ea7 | 607 | |
9e539a3c KH |
608 | XSETFASTINT (emacs_ev->x, event->dwMousePosition.X); |
609 | XSETFASTINT (emacs_ev->y, event->dwMousePosition.Y); | |
daf38066 GV |
610 | /* for Mule 2.2 (Based on Emacs 19.28 */ |
611 | #ifdef MULE | |
612 | XSET (emacs_ev->frame_or_window, Lisp_Frame, get_frame ()); | |
613 | #else | |
b02466e8 | 614 | XSETFRAME (emacs_ev->frame_or_window, get_frame ()); |
daf38066 | 615 | #endif |
177c0ea7 | 616 | |
6cdfb6e6 RS |
617 | return 1; |
618 | } | |
619 | ||
177c0ea7 | 620 | static void |
6cdfb6e6 RS |
621 | resize_event (WINDOW_BUFFER_SIZE_RECORD *event) |
622 | { | |
623 | FRAME_PTR f = get_frame (); | |
177c0ea7 | 624 | |
6cdfb6e6 RS |
625 | change_frame_size (f, event->dwSize.Y, event->dwSize.X, 0, 1); |
626 | SET_FRAME_GARBAGED (f); | |
627 | } | |
628 | ||
b7b97897 AI |
629 | static void |
630 | maybe_generate_resize_event () | |
631 | { | |
632 | CONSOLE_SCREEN_BUFFER_INFO info; | |
633 | FRAME_PTR f = get_frame (); | |
634 | ||
635 | GetConsoleScreenBufferInfo (GetStdHandle (STD_OUTPUT_HANDLE), &info); | |
636 | ||
637 | /* It is okay to call this unconditionally, since it will do nothing | |
638 | if the size hasn't actually changed. */ | |
639 | change_frame_size (f, | |
640 | 1 + info.srWindow.Bottom - info.srWindow.Top, | |
641 | 1 + info.srWindow.Right - info.srWindow.Left, | |
642 | 0, 0); | |
643 | } | |
644 | ||
177c0ea7 | 645 | int |
9cd31aaf | 646 | w32_console_read_socket (int sd, int expected, struct input_event *hold_quit) |
6cdfb6e6 RS |
647 | { |
648 | BOOL no_events = TRUE; | |
649 | int nev, ret = 0, add; | |
59131421 GV |
650 | int isdead; |
651 | ||
6cdfb6e6 RS |
652 | if (interrupt_input_blocked) |
653 | { | |
654 | interrupt_input_pending = 1; | |
655 | return -1; | |
656 | } | |
177c0ea7 | 657 | |
6cdfb6e6 RS |
658 | interrupt_input_pending = 0; |
659 | BLOCK_INPUT; | |
177c0ea7 | 660 | |
6cdfb6e6 RS |
661 | for (;;) |
662 | { | |
06c2c73d | 663 | nev = fill_queue (0); |
6cdfb6e6 RS |
664 | if (nev <= 0) |
665 | { | |
666 | /* If nev == -1, there was some kind of error | |
667 | If nev == 0 then waitp must be zero and no events were available | |
668 | so return. */ | |
669 | UNBLOCK_INPUT; | |
670 | return nev; | |
671 | } | |
672 | ||
9cd31aaf | 673 | while (nev > 0) |
6cdfb6e6 | 674 | { |
9cd31aaf KS |
675 | struct input_event inev; |
676 | ||
677 | EVENT_INIT (inev); | |
678 | inev.kind = NO_EVENT; | |
679 | inev.arg = Qnil; | |
680 | ||
6cdfb6e6 RS |
681 | switch (queue_ptr->EventType) |
682 | { | |
683 | case KEY_EVENT: | |
9cd31aaf | 684 | add = key_event (&queue_ptr->Event.KeyEvent, &inev, &isdead); |
daf38066 | 685 | if (add == -1) /* 95.7.25 by himi */ |
177c0ea7 | 686 | { |
daf38066 GV |
687 | queue_ptr--; |
688 | add = 1; | |
689 | } | |
9cd31aaf KS |
690 | if (add) |
691 | kbd_buffer_store_event_hold (&inev, hold_quit); | |
6cdfb6e6 RS |
692 | break; |
693 | ||
694 | case MOUSE_EVENT: | |
9cd31aaf KS |
695 | add = do_mouse_event (&queue_ptr->Event.MouseEvent, &inev); |
696 | if (add) | |
697 | kbd_buffer_store_event_hold (&inev, hold_quit); | |
6cdfb6e6 RS |
698 | break; |
699 | ||
700 | case WINDOW_BUFFER_SIZE_EVENT: | |
d44c074d AI |
701 | if (w32_use_full_screen_buffer) |
702 | resize_event (&queue_ptr->Event.WindowBufferSizeEvent); | |
6cdfb6e6 | 703 | break; |
177c0ea7 | 704 | |
6cdfb6e6 RS |
705 | case MENU_EVENT: |
706 | case FOCUS_EVENT: | |
707 | /* Internal event types, ignored. */ | |
708 | break; | |
709 | } | |
177c0ea7 | 710 | |
6cdfb6e6 RS |
711 | queue_ptr++; |
712 | nev--; | |
713 | } | |
714 | ||
715 | if (ret > 0 || expected == 0) | |
716 | break; | |
717 | } | |
b7b97897 AI |
718 | |
719 | /* We don't get told about changes in the window size (only the buffer | |
720 | size, which we no longer care about), so we have to check it | |
721 | periodically. */ | |
d44c074d AI |
722 | if (!w32_use_full_screen_buffer) |
723 | maybe_generate_resize_event (); | |
b7b97897 | 724 | |
6cdfb6e6 RS |
725 | UNBLOCK_INPUT; |
726 | return ret; | |
727 | } | |
ab5796a9 MB |
728 | |
729 | /* arch-tag: 0bcb39b7-d085-4b85-9070-6750e8c03047 | |
730 | (do not change this comment) */ |