Commit | Line | Data |
---|---|---|
6cdfb6e6 | 1 | /* Input event support for Windows NT port of GNU Emacs. |
b02466e8 | 2 | Copyright (C) 1992, 1993, 1995 Free Software Foundation, Inc. |
6cdfb6e6 RS |
3 | |
4 | This file is part of GNU Emacs. | |
5 | ||
6 | GNU Emacs is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU General Public License as published by the | |
8 | Free Software Foundation; either version 2, or (at your option) any later | |
9 | version. | |
10 | ||
11 | GNU Emacs is distributed in the hope that it will be useful, but WITHOUT | |
12 | ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
13 | FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
14 | more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License along | |
17 | with GNU Emacs; see the file COPYING. If not, write to the Free Software | |
18 | Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. | |
19 | ||
20 | Drew Bliss 01-Oct-93 | |
21 | Adapted from ntkbd.c by Tim Fleehart | |
22 | */ | |
23 | ||
24 | ||
25 | #include "config.h" | |
26 | ||
27 | #include <stdlib.h> | |
28 | #include <stdio.h> | |
29 | #include <windows.h> | |
30 | ||
31 | #include "lisp.h" | |
32 | #include "frame.h" | |
33 | #include "blockinput.h" | |
34 | #include "termhooks.h" | |
35 | ||
36 | /* stdin, from ntterm */ | |
37 | extern HANDLE keyboard_handle; | |
38 | ||
39 | /* Indicate mouse motion, from keyboard.c */ | |
40 | extern int mouse_moved; | |
41 | ||
42 | /* Info for last mouse motion */ | |
43 | static COORD movement_pos; | |
44 | static DWORD movement_time; | |
45 | ||
46 | /* from keyboard.c */ | |
47 | extern void reinvoke_input_signal (void); | |
48 | ||
49 | /* from dispnew.c */ | |
50 | extern int change_frame_size (FRAME_PTR, int, int, int, int); | |
51 | ||
52 | /* Event queue */ | |
53 | #define EVENT_QUEUE_SIZE 50 | |
54 | static INPUT_RECORD event_queue[EVENT_QUEUE_SIZE]; | |
55 | static INPUT_RECORD *queue_ptr = event_queue, *queue_end = event_queue; | |
56 | ||
57 | static int | |
58 | fill_queue (BOOL block) | |
59 | { | |
60 | BOOL rc; | |
61 | DWORD events_waiting; | |
62 | ||
63 | if (queue_ptr < queue_end) | |
64 | return queue_end-queue_ptr; | |
65 | ||
66 | if (!block) | |
67 | { | |
68 | /* Check to see if there are some events to read before we try | |
69 | because we can't block. */ | |
70 | if (!GetNumberOfConsoleInputEvents (keyboard_handle, &events_waiting)) | |
71 | return -1; | |
72 | if (events_waiting == 0) | |
73 | return 0; | |
74 | } | |
75 | ||
76 | rc = ReadConsoleInput (keyboard_handle, event_queue, EVENT_QUEUE_SIZE, | |
77 | &events_waiting); | |
78 | if (!rc) | |
79 | return -1; | |
80 | queue_ptr = event_queue; | |
81 | queue_end = event_queue + events_waiting; | |
82 | return (int) events_waiting; | |
83 | } | |
84 | ||
85 | /* In a generic, multi-frame world this should take a console handle | |
86 | and return the frame for it | |
87 | ||
88 | Right now, there's only one frame so return it. */ | |
89 | static FRAME_PTR | |
90 | get_frame (void) | |
91 | { | |
92 | return selected_frame; | |
93 | } | |
94 | ||
b02466e8 KH |
95 | /* Translate console modifiers to emacs modifiers. |
96 | German keyboard support (Kai Morgan Zeise 2/18/95). */ | |
6cdfb6e6 | 97 | static int |
b02466e8 | 98 | win32_kbd_mods_to_emacs (DWORD mods) |
6cdfb6e6 | 99 | { |
b02466e8 KH |
100 | int retval = 0; |
101 | ||
102 | /* If AltGr has been pressed, remove it. */ | |
103 | if ((mods & (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED)) | |
104 | == (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED)) | |
105 | mods &= ~ (RIGHT_ALT_PRESSED | LEFT_CTRL_PRESSED); | |
106 | ||
107 | if (mods & (RIGHT_ALT_PRESSED | LEFT_ALT_PRESSED)) | |
108 | retval = meta_modifier; | |
109 | ||
110 | if (mods & (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) | |
111 | { | |
112 | retval |= ctrl_modifier; | |
113 | if ((mods & (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) | |
114 | == (RIGHT_CTRL_PRESSED | LEFT_CTRL_PRESSED)) | |
115 | retval |= meta_modifier; | |
116 | } | |
117 | ||
118 | if (((mods & (SHIFT_PRESSED | CAPSLOCK_ON)) == SHIFT_PRESSED) | |
119 | || ((mods & (SHIFT_PRESSED | CAPSLOCK_ON)) == CAPSLOCK_ON)) | |
120 | retval |= shift_modifier; | |
121 | ||
122 | return retval; | |
123 | } | |
124 | ||
125 | /* Patch up NT keyboard events when info is missing that should be there, | |
126 | assuming that map_virt_key says that the key is a valid ASCII char. */ | |
127 | static char win32_number_shift_map[] = { | |
128 | ')', '!', '@', '#', '$', '%', '^', '&', '*', '(' | |
129 | }; | |
130 | ||
131 | #define WIN32_KEY_SHIFTED(mods, no, yes) \ | |
132 | ((mods & (SHIFT_PRESSED | CAPSLOCK_ON)) ? yes : no) | |
133 | ||
134 | static void | |
135 | win32_kbd_patch_key (KEY_EVENT_RECORD *event) | |
136 | { | |
137 | unsigned int key_code = event->wVirtualKeyCode; | |
138 | unsigned int mods = event->dwControlKeyState; | |
139 | int mapped_punct = 0; | |
140 | ||
141 | /* map_virt_key says its a valid key, but the uChar.AsciiChar field | |
142 | is empty. patch up the uChar.AsciiChar field using wVirtualKeyCode. */ | |
143 | if (event->uChar.AsciiChar == 0 | |
144 | && ((key_code >= '0' && key_code <= '9') | |
145 | || (key_code >= 'A' && key_code <= 'Z') | |
146 | || (key_code >= 0xBA && key_code <= 0xC0) | |
147 | || (key_code >= 0xDB && key_code <= 0xDE) | |
148 | )) { | |
149 | if (key_code >= '0' && key_code <= '9') { | |
150 | event->uChar.AsciiChar = | |
151 | WIN32_KEY_SHIFTED (mods, key_code, | |
152 | win32_number_shift_map[key_code - '0']); | |
153 | return; | |
154 | } | |
155 | switch (key_code) { | |
156 | case 0xBA: mapped_punct = WIN32_KEY_SHIFTED (mods, ';', ':'); break; | |
157 | case 0xBB: mapped_punct = WIN32_KEY_SHIFTED (mods, '=', '+'); break; | |
158 | case 0xBC: mapped_punct = WIN32_KEY_SHIFTED (mods, ',', '<'); break; | |
159 | case 0xBD: mapped_punct = WIN32_KEY_SHIFTED (mods, '-', '_'); break; | |
160 | case 0xBE: mapped_punct = WIN32_KEY_SHIFTED (mods, '.', '>'); break; | |
161 | case 0xBF: mapped_punct = WIN32_KEY_SHIFTED (mods, '/', '?'); break; | |
162 | case 0xC0: mapped_punct = WIN32_KEY_SHIFTED (mods, '`', '~'); break; | |
163 | case 0xDB: mapped_punct = WIN32_KEY_SHIFTED (mods, '[', '{'); break; | |
164 | case 0xDC: mapped_punct = WIN32_KEY_SHIFTED (mods, '\\', '|'); break; | |
165 | case 0xDD: mapped_punct = WIN32_KEY_SHIFTED (mods, ']', '}'); break; | |
166 | case 0xDE: mapped_punct = WIN32_KEY_SHIFTED (mods, '\'', '"'); break; | |
167 | default: | |
168 | mapped_punct = 0; | |
169 | break; | |
170 | } | |
171 | if (mapped_punct) { | |
172 | event->uChar.AsciiChar = mapped_punct; | |
173 | return; | |
174 | } | |
175 | /* otherwise, it's a letter. */ | |
176 | event->uChar.AsciiChar = WIN32_KEY_SHIFTED (mods, key_code - 'A' + 'a', | |
177 | key_code); | |
178 | } | |
6cdfb6e6 RS |
179 | } |
180 | ||
181 | /* Map virtual key codes into: | |
182 | -1 - Ignore this key | |
183 | -2 - ASCII char | |
184 | Other - Map non-ASCII keys into X keysyms so that they are looked up | |
185 | correctly in keyboard.c | |
186 | ||
187 | Return, escape and tab are mapped to ASCII rather than coming back | |
188 | as non-ASCII to be more compatible with old-style keyboard support. */ | |
189 | ||
190 | static int map_virt_key[256] = | |
191 | { | |
192 | -1, | |
193 | -1, /* VK_LBUTTON */ | |
194 | -1, /* VK_RBUTTON */ | |
195 | 0x69, /* VK_CANCEL */ | |
196 | -1, /* VK_MBUTTON */ | |
197 | -1, -1, -1, | |
198 | 8, /* VK_BACK */ | |
199 | -2, /* VK_TAB */ | |
200 | -1, -1, | |
201 | 11, /* VK_CLEAR */ | |
202 | -2, /* VK_RETURN */ | |
203 | -1, -1, | |
204 | -1, /* VK_SHIFT */ | |
205 | -1, /* VK_CONTROL */ | |
206 | -1, /* VK_MENU */ | |
207 | 0x13, /* VK_PAUSE */ | |
208 | -1, /* VK_CAPITAL */ | |
209 | -1, -1, -1, -1, -1, -1, | |
210 | -2, /* VK_ESCAPE */ | |
211 | -1, -1, -1, -1, | |
212 | -2, /* VK_SPACE */ | |
213 | 0x55, /* VK_PRIOR */ | |
214 | 0x56, /* VK_NEXT */ | |
215 | 0x57, /* VK_END */ | |
216 | 0x50, /* VK_HOME */ | |
217 | 0x51, /* VK_LEFT */ | |
218 | 0x52, /* VK_UP */ | |
219 | 0x53, /* VK_RIGHT */ | |
220 | 0x54, /* VK_DOWN */ | |
221 | 0x60, /* VK_SELECT */ | |
222 | 0x61, /* VK_PRINT */ | |
223 | 0x62, /* VK_EXECUTE */ | |
224 | -1, /* VK_SNAPSHOT */ | |
225 | 0x63, /* VK_INSERT */ | |
226 | 0xff, /* VK_DELETE */ | |
227 | 0x6a, /* VK_HELP */ | |
228 | -2, -2, -2, -2, -2, -2, -2, -2, -2, -2, /* 0 - 9 */ | |
229 | -1, -1, -1, -1, -1, -1, -1, | |
230 | -2, -2, -2, -2, -2, -2, -2, -2, /* A - Z */ | |
231 | -2, -2, -2, -2, -2, -2, -2, -2, | |
232 | -2, -2, -2, -2, -2, -2, -2, -2, | |
233 | -2, -2, | |
234 | -1, -1, -1, -1, -1, | |
235 | 0xb0, /* VK_NUMPAD0 */ | |
236 | 0xb1, /* VK_NUMPAD1 */ | |
237 | 0xb2, /* VK_NUMPAD2 */ | |
238 | 0xb3, /* VK_NUMPAD3 */ | |
239 | 0xb4, /* VK_NUMPAD4 */ | |
240 | 0xb5, /* VK_NUMPAD5 */ | |
241 | 0xb6, /* VK_NUMPAD6 */ | |
242 | 0xb7, /* VK_NUMPAD7 */ | |
243 | 0xb8, /* VK_NUMPAD8 */ | |
244 | 0xb9, /* VK_NUMPAD9 */ | |
245 | 0xaa, /* VK_MULTIPLY */ | |
246 | 0xab, /* VK_ADD */ | |
247 | 0xac, /* VK_SEPARATOR */ | |
248 | 0xad, /* VK_SUBTRACT */ | |
249 | 0xae, /* VK_DECIMAL */ | |
250 | 0xaf, /* VK_DIVIDE */ | |
251 | 0xbe, /* VK_F1 */ | |
252 | 0xbf, /* VK_F2 */ | |
253 | 0xc0, /* VK_F3 */ | |
254 | 0xc1, /* VK_F4 */ | |
255 | 0xc2, /* VK_F5 */ | |
256 | 0xc3, /* VK_F6 */ | |
257 | 0xc4, /* VK_F7 */ | |
258 | 0xc5, /* VK_F8 */ | |
259 | 0xc6, /* VK_F9 */ | |
260 | 0xc7, /* VK_F10 */ | |
261 | 0xc8, /* VK_F11 */ | |
262 | 0xc9, /* VK_F12 */ | |
263 | 0xca, /* VK_F13 */ | |
264 | 0xcb, /* VK_F14 */ | |
265 | 0xcc, /* VK_F15 */ | |
266 | 0xcd, /* VK_F16 */ | |
267 | 0xce, /* VK_F17 */ | |
268 | 0xcf, /* VK_F18 */ | |
269 | 0xd0, /* VK_F19 */ | |
270 | 0xd1, /* VK_F20 */ | |
271 | 0xd2, /* VK_F21 */ | |
272 | 0xd3, /* VK_F22 */ | |
273 | 0xd4, /* VK_F23 */ | |
274 | 0xd5, /* VK_F24 */ | |
275 | -1, -1, -1, -1, -1, -1, -1, -1, | |
276 | 0x7f, /* VK_NUMLOCK */ | |
277 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0x9f */ | |
278 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0xaf */ | |
279 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0xb9 */ | |
280 | -2, /* ; */ | |
281 | -2, /* = */ | |
282 | -2, /* , */ | |
283 | -2, /* \ */ | |
284 | -2, /* . */ | |
285 | -2, /* / */ | |
286 | -2, /* ` */ | |
287 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0xcf */ | |
288 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0xda */ | |
289 | -2, /* [ */ | |
290 | -2, /* - */ | |
291 | -2, /* ] */ | |
292 | -2, /* ' */ | |
293 | -1, /* 0xdf */ | |
b02466e8 KH |
294 | -1, -1, -2, /* VK_OEM_102 */ |
295 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, /* 0xef */ | |
6cdfb6e6 RS |
296 | -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 /* 0xff */ |
297 | }; | |
298 | ||
299 | static int | |
300 | key_event (KEY_EVENT_RECORD *event, struct input_event *emacs_ev) | |
301 | { | |
302 | int map; | |
b02466e8 | 303 | static BOOL map_virt_key_init_done; |
6cdfb6e6 RS |
304 | |
305 | /* Skip key-up events. */ | |
306 | if (event->bKeyDown == FALSE) | |
307 | return 0; | |
308 | ||
309 | if (event->wVirtualKeyCode > 0xff) | |
310 | { | |
311 | printf ("Unknown key code %d\n", event->wVirtualKeyCode); | |
312 | return 0; | |
313 | } | |
b02466e8 KH |
314 | |
315 | /* Patch needed for German keyboard. Ulrich Leodolter (1/11/95). */ | |
316 | if (! map_virt_key_init_done) | |
317 | { | |
318 | short vk; | |
319 | ||
320 | if ((vk = VkKeyScan (0x3c)) >= 0 && vk < 256) map_virt_key[vk] = -2; /* less */ | |
321 | if ((vk = VkKeyScan (0x3e)) >= 0 && vk < 256) map_virt_key[vk] = -2; /* greater */ | |
322 | ||
323 | map_virt_key_init_done = TRUE; | |
324 | } | |
6cdfb6e6 RS |
325 | |
326 | /* BUGBUG - Ignores the repeat count | |
327 | It's questionable whether we want to obey the repeat count anyway | |
328 | since keys usually aren't repeated unless key events back up in | |
329 | the queue. If they're backing up then we don't generally want | |
330 | to honor them later since that leads to significant slop in | |
331 | cursor motion when the system is under heavy load. */ | |
332 | ||
333 | map = map_virt_key[event->wVirtualKeyCode]; | |
334 | if (map == -1) | |
335 | { | |
336 | return 0; | |
337 | } | |
338 | else if (map == -2) | |
339 | { | |
340 | /* ASCII */ | |
341 | emacs_ev->kind = ascii_keystroke; | |
b02466e8 | 342 | win32_kbd_patch_key (event); |
9e539a3c | 343 | XSETINT (emacs_ev->code, event->uChar.AsciiChar); |
6cdfb6e6 RS |
344 | } |
345 | else | |
346 | { | |
347 | /* non-ASCII */ | |
348 | emacs_ev->kind = non_ascii_keystroke; | |
349 | /* | |
350 | * make_lispy_event () now requires non-ascii codes to have | |
351 | * the full X keysym values (2nd byte is 0xff). add it on. | |
352 | */ | |
353 | map |= 0xff00; | |
9e539a3c | 354 | XSETINT (emacs_ev->code, map); |
6cdfb6e6 | 355 | } |
b02466e8 KH |
356 | XSETFRAME (emacs_ev->frame_or_window, get_frame ()); |
357 | emacs_ev->modifiers = win32_kbd_mods_to_emacs (event->dwControlKeyState); | |
6cdfb6e6 RS |
358 | emacs_ev->timestamp = GetTickCount (); |
359 | return 1; | |
360 | } | |
361 | ||
362 | /* Mouse position hook. */ | |
363 | void | |
b02466e8 KH |
364 | win32_mouse_position (FRAME_PTR *f, |
365 | int insist, | |
6cdfb6e6 RS |
366 | Lisp_Object *bar_window, |
367 | enum scroll_bar_part *part, | |
368 | Lisp_Object *x, | |
369 | Lisp_Object *y, | |
370 | unsigned long *time) | |
371 | { | |
372 | BLOCK_INPUT; | |
373 | ||
b02466e8 KH |
374 | insist = insist; |
375 | ||
6cdfb6e6 RS |
376 | *f = get_frame (); |
377 | *bar_window = Qnil; | |
378 | *part = 0; | |
379 | mouse_moved = 0; | |
380 | ||
381 | *x = movement_pos.X; | |
382 | *y = movement_pos.Y; | |
383 | *time = movement_time; | |
384 | ||
385 | UNBLOCK_INPUT; | |
386 | } | |
387 | ||
388 | /* Remember mouse motion and notify emacs. */ | |
389 | static void | |
390 | mouse_moved_to (int x, int y) | |
391 | { | |
392 | /* If we're in the same place, ignore it */ | |
393 | if (x != movement_pos.X || y != movement_pos.Y) | |
394 | { | |
395 | mouse_moved = 1; | |
396 | movement_pos.X = x; | |
397 | movement_pos.Y = y; | |
398 | movement_time = GetTickCount (); | |
399 | } | |
400 | } | |
401 | ||
402 | /* Consoles return button bits in a strange order: | |
403 | least significant - Leftmost button | |
404 | next - Rightmost button | |
405 | next - Leftmost+1 | |
406 | next - Leftmost+2... | |
407 | ||
408 | Assume emacs likes three button mice, so | |
409 | Left == 0 | |
410 | Middle == 1 | |
411 | Right == 2 | |
412 | Others increase from there. */ | |
413 | ||
414 | static int emacs_button_translation[NUM_MOUSE_BUTTONS] = | |
415 | { | |
416 | 0, 2, 1, 3, 4, | |
417 | }; | |
418 | ||
419 | static int | |
420 | do_mouse_event (MOUSE_EVENT_RECORD *event, | |
421 | struct input_event *emacs_ev) | |
422 | { | |
423 | static DWORD button_state = 0; | |
424 | DWORD but_change, mask; | |
425 | int i; | |
426 | ||
427 | if (event->dwEventFlags == MOUSE_MOVED) | |
428 | { | |
429 | /* For movement events we just note that the mouse has moved | |
430 | so that emacs will generate drag events. */ | |
431 | mouse_moved_to (event->dwMousePosition.X, event->dwMousePosition.Y); | |
432 | return 0; | |
433 | } | |
434 | ||
435 | /* It looks like the console code sends us a mouse event with | |
436 | dwButtonState == 0 when a window is activated. Ignore this case. */ | |
437 | if (event->dwButtonState == button_state) | |
438 | return 0; | |
439 | ||
440 | emacs_ev->kind = mouse_click; | |
441 | ||
442 | /* Find out what button has changed state since the last button event. */ | |
443 | but_change = button_state ^ event->dwButtonState; | |
444 | mask = 1; | |
445 | for (i = 0; i < NUM_MOUSE_BUTTONS; i++, mask <<= 1) | |
446 | if (but_change & mask) | |
447 | { | |
9e539a3c | 448 | XSETINT (emacs_ev->code, emacs_button_translation[i]); |
6cdfb6e6 RS |
449 | break; |
450 | } | |
451 | ||
452 | /* If the changed button is out of emacs' range (highly unlikely) | |
453 | ignore this event. */ | |
454 | if (i == NUM_MOUSE_BUTTONS) | |
455 | return 0; | |
456 | ||
457 | button_state = event->dwButtonState; | |
458 | emacs_ev->timestamp = GetTickCount (); | |
b02466e8 | 459 | emacs_ev->modifiers = win32_kbd_mods_to_emacs (event->dwControlKeyState) | |
6cdfb6e6 RS |
460 | ((event->dwButtonState & mask) ? down_modifier : up_modifier); |
461 | ||
9e539a3c KH |
462 | XSETFASTINT (emacs_ev->x, event->dwMousePosition.X); |
463 | XSETFASTINT (emacs_ev->y, event->dwMousePosition.Y); | |
b02466e8 | 464 | XSETFRAME (emacs_ev->frame_or_window, get_frame ()); |
6cdfb6e6 RS |
465 | |
466 | return 1; | |
467 | } | |
468 | ||
469 | static void | |
470 | resize_event (WINDOW_BUFFER_SIZE_RECORD *event) | |
471 | { | |
472 | FRAME_PTR f = get_frame (); | |
473 | ||
474 | change_frame_size (f, event->dwSize.Y, event->dwSize.X, 0, 1); | |
475 | SET_FRAME_GARBAGED (f); | |
476 | } | |
477 | ||
478 | int | |
479 | win32_read_socket (int sd, struct input_event *bufp, int numchars, | |
480 | int waitp, int expected) | |
481 | { | |
482 | BOOL no_events = TRUE; | |
483 | int nev, ret = 0, add; | |
484 | ||
485 | if (interrupt_input_blocked) | |
486 | { | |
487 | interrupt_input_pending = 1; | |
488 | return -1; | |
489 | } | |
490 | ||
491 | interrupt_input_pending = 0; | |
492 | BLOCK_INPUT; | |
493 | ||
494 | for (;;) | |
495 | { | |
496 | nev = fill_queue (waitp != 0); | |
497 | if (nev <= 0) | |
498 | { | |
499 | /* If nev == -1, there was some kind of error | |
500 | If nev == 0 then waitp must be zero and no events were available | |
501 | so return. */ | |
502 | UNBLOCK_INPUT; | |
503 | return nev; | |
504 | } | |
505 | ||
506 | while (nev > 0 && numchars > 0) | |
507 | { | |
508 | switch (queue_ptr->EventType) | |
509 | { | |
510 | case KEY_EVENT: | |
511 | add = key_event (&queue_ptr->Event.KeyEvent, bufp); | |
512 | bufp += add; | |
513 | ret += add; | |
514 | numchars -= add; | |
515 | break; | |
516 | ||
517 | case MOUSE_EVENT: | |
518 | add = do_mouse_event (&queue_ptr->Event.MouseEvent, bufp); | |
519 | bufp += add; | |
520 | ret += add; | |
521 | numchars -= add; | |
522 | break; | |
523 | ||
524 | case WINDOW_BUFFER_SIZE_EVENT: | |
525 | resize_event (&queue_ptr->Event.WindowBufferSizeEvent); | |
526 | break; | |
527 | ||
528 | case MENU_EVENT: | |
529 | case FOCUS_EVENT: | |
530 | /* Internal event types, ignored. */ | |
531 | break; | |
532 | } | |
533 | ||
534 | queue_ptr++; | |
535 | nev--; | |
536 | } | |
537 | ||
538 | if (ret > 0 || expected == 0) | |
539 | break; | |
540 | } | |
541 | ||
542 | UNBLOCK_INPUT; | |
543 | return ret; | |
544 | } |