ia64/xen-unstable

view tools/ioemu/sdl.c @ 15841:c5f735271e22

[IA64] Foreign p2m: Fix vti domain builder.

It should set arch_domain::convmem_end.

Signed-off-by: Isaku Yamahata <yamahata@valinux.co.jp>
author Alex Williamson <alex.williamson@hp.com>
date Thu Sep 06 13:48:43 2007 -0600 (2007-09-06)
parents 00618037d37d
children 96b418cf047e
line source
1 /*
2 * QEMU SDL display driver
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24 #include "vl.h"
26 #include <SDL.h>
28 #ifndef _WIN32
29 #include <signal.h>
30 #endif
32 static SDL_Surface *screen;
33 static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
34 static int last_vm_running;
35 static int gui_saved_grab;
36 static int gui_fullscreen;
37 static int gui_key_modifier_pressed;
38 static int gui_keysym;
39 static int gui_fullscreen_initial_grab;
40 static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
41 static uint8_t modifiers_state[256];
42 static int width, height;
43 static SDL_Cursor *sdl_cursor_normal;
44 static SDL_Cursor *sdl_cursor_hidden;
45 static int absolute_enabled = 0;
47 static void sdl_update(DisplayState *ds, int x, int y, int w, int h)
48 {
49 // printf("updating x=%d y=%d w=%d h=%d\n", x, y, w, h);
50 SDL_UpdateRect(screen, x, y, w, h);
51 }
53 static void sdl_resize(DisplayState *ds, int w, int h)
54 {
55 int flags;
57 // printf("resizing to %d %d\n", w, h);
59 flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL;
60 if (gui_fullscreen)
61 flags |= SDL_FULLSCREEN;
63 width = w;
64 height = h;
66 again:
67 screen = SDL_SetVideoMode(w, h, 0, flags);
68 if (!screen) {
69 fprintf(stderr, "Could not open SDL display\n");
70 exit(1);
71 }
72 if (!screen->pixels && (flags & SDL_HWSURFACE) && (flags & SDL_FULLSCREEN)) {
73 flags &= ~SDL_HWSURFACE;
74 goto again;
75 }
77 if (!screen->pixels) {
78 fprintf(stderr, "Could not open SDL display\n");
79 exit(1);
80 }
81 ds->data = screen->pixels;
82 ds->linesize = screen->pitch;
83 ds->depth = screen->format->BitsPerPixel;
84 if (ds->depth == 32 && screen->format->Rshift == 0) {
85 ds->bgr = 1;
86 } else {
87 ds->bgr = 0;
88 }
89 ds->width = w;
90 ds->height = h;
91 }
93 /* generic keyboard conversion */
95 #include "sdl_keysym.h"
96 #include "keymaps.c"
98 static kbd_layout_t *kbd_layout = NULL;
100 static uint8_t sdl_keyevent_to_keycode_generic(const SDL_KeyboardEvent *ev)
101 {
102 int keysym;
103 /* workaround for X11+SDL bug with AltGR */
104 keysym = ev->keysym.sym;
105 if (keysym == 0 && ev->keysym.scancode == 113)
106 keysym = SDLK_MODE;
107 /* For Japanese key '\' and '|' */
108 if (keysym == 92 && ev->keysym.scancode == 133) {
109 keysym = 0xa5;
110 }
111 return keysym2scancode(kbd_layout, keysym);
112 }
114 /* specific keyboard conversions from scan codes */
116 #if defined(_WIN32)
118 static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
119 {
120 return ev->keysym.scancode;
121 }
123 #else
125 static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
126 {
127 int keycode;
129 keycode = ev->keysym.scancode;
131 if (keycode < 9) {
132 keycode = 0;
133 } else if (keycode < 97) {
134 keycode -= 8; /* just an offset */
135 } else if (keycode < 212) {
136 /* use conversion table */
137 keycode = _translate_keycode(keycode - 97);
138 } else {
139 keycode = 0;
140 }
141 return keycode;
142 }
144 #endif
146 static void reset_keys(void)
147 {
148 int i;
149 for(i = 0; i < 256; i++) {
150 if (modifiers_state[i]) {
151 if (i & 0x80)
152 kbd_put_keycode(0xe0);
153 kbd_put_keycode(i | 0x80);
154 modifiers_state[i] = 0;
155 }
156 }
157 }
159 static void sdl_process_key(SDL_KeyboardEvent *ev)
160 {
161 int keycode, v;
163 if (ev->keysym.sym == SDLK_PAUSE) {
164 /* specific case */
165 v = 0;
166 if (ev->type == SDL_KEYUP)
167 v |= 0x80;
168 kbd_put_keycode(0xe1);
169 kbd_put_keycode(0x1d | v);
170 kbd_put_keycode(0x45 | v);
171 return;
172 }
174 if (kbd_layout) {
175 keycode = sdl_keyevent_to_keycode_generic(ev);
176 } else {
177 keycode = sdl_keyevent_to_keycode(ev);
178 }
180 switch(keycode) {
181 case 0x00:
182 /* sent when leaving window: reset the modifiers state */
183 reset_keys();
184 return;
185 case 0x2a: /* Left Shift */
186 case 0x36: /* Right Shift */
187 case 0x1d: /* Left CTRL */
188 case 0x9d: /* Right CTRL */
189 case 0x38: /* Left ALT */
190 case 0xb8: /* Right ALT */
191 if (ev->type == SDL_KEYUP)
192 modifiers_state[keycode] = 0;
193 else
194 modifiers_state[keycode] = 1;
195 break;
196 case 0x45: /* num lock */
197 case 0x3a: /* caps lock */
198 /* SDL does not send the key up event, so we generate it */
199 kbd_put_keycode(keycode);
200 kbd_put_keycode(keycode | 0x80);
201 return;
202 }
204 /* now send the key code */
205 if (keycode & 0x80)
206 kbd_put_keycode(0xe0);
207 if (ev->type == SDL_KEYUP)
208 kbd_put_keycode(keycode | 0x80);
209 else
210 kbd_put_keycode(keycode & 0x7f);
211 }
213 static void sdl_update_caption(void)
214 {
215 char buf[1024];
216 strcpy(buf, domain_name);
217 if (!vm_running) {
218 strcat(buf, " [Stopped]");
219 }
220 if (gui_grab) {
221 strcat(buf, " - Press Ctrl-Alt to exit grab");
222 }
223 SDL_WM_SetCaption(buf, domain_name);
224 }
226 static void sdl_hide_cursor(void)
227 {
228 if (kbd_mouse_is_absolute()) {
229 SDL_ShowCursor(1);
230 SDL_SetCursor(sdl_cursor_hidden);
231 } else {
232 SDL_ShowCursor(0);
233 }
234 }
236 static void sdl_show_cursor(void)
237 {
238 if (!kbd_mouse_is_absolute()) {
239 SDL_ShowCursor(1);
240 SDL_SetCursor(sdl_cursor_normal);
241 }
242 }
244 static void sdl_grab_start(void)
245 {
246 sdl_hide_cursor();
247 SDL_WM_GrabInput(SDL_GRAB_ON);
248 /* dummy read to avoid moving the mouse */
249 SDL_GetRelativeMouseState(NULL, NULL);
250 gui_grab = 1;
251 sdl_update_caption();
252 }
254 static void sdl_grab_end(void)
255 {
256 SDL_WM_GrabInput(SDL_GRAB_OFF);
257 sdl_show_cursor();
258 gui_grab = 0;
259 sdl_update_caption();
260 }
262 static void sdl_send_mouse_event(int dz)
263 {
264 int dx, dy, state, buttons;
265 state = SDL_GetRelativeMouseState(&dx, &dy);
266 buttons = 0;
267 if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
268 buttons |= MOUSE_EVENT_LBUTTON;
269 if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
270 buttons |= MOUSE_EVENT_RBUTTON;
271 if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
272 buttons |= MOUSE_EVENT_MBUTTON;
274 if (kbd_mouse_is_absolute()) {
275 if (!absolute_enabled) {
276 sdl_hide_cursor();
277 if (gui_grab) {
278 sdl_grab_end();
279 }
280 absolute_enabled = 1;
281 }
283 SDL_GetMouseState(&dx, &dy);
284 dx = dx * 0x7FFF / width;
285 dy = dy * 0x7FFF / height;
286 } else if (absolute_enabled) {
287 sdl_show_cursor();
288 absolute_enabled = 0;
289 }
291 kbd_mouse_event(dx, dy, dz, buttons);
292 }
294 static void toggle_full_screen(DisplayState *ds)
295 {
296 gui_fullscreen = !gui_fullscreen;
297 sdl_resize(ds, screen->w, screen->h);
298 if (gui_fullscreen) {
299 gui_saved_grab = gui_grab;
300 sdl_grab_start();
301 } else {
302 if (!gui_saved_grab)
303 sdl_grab_end();
304 }
305 vga_hw_invalidate();
306 vga_hw_update();
307 }
309 static void sdl_refresh(DisplayState *ds)
310 {
311 SDL_Event ev1, *ev = &ev1;
312 int mod_state;
314 if (last_vm_running != vm_running) {
315 last_vm_running = vm_running;
316 sdl_update_caption();
317 }
319 vga_hw_update();
321 while (SDL_PollEvent(ev)) {
322 switch (ev->type) {
323 case SDL_VIDEOEXPOSE:
324 sdl_update(ds, 0, 0, screen->w, screen->h);
325 break;
326 case SDL_KEYDOWN:
327 case SDL_KEYUP:
328 if (ev->type == SDL_KEYDOWN) {
329 mod_state = (SDL_GetModState() & gui_grab_code) ==
330 gui_grab_code;
331 gui_key_modifier_pressed = mod_state;
332 if (gui_key_modifier_pressed) {
333 int keycode;
334 keycode = sdl_keyevent_to_keycode(&ev->key);
335 switch(keycode) {
336 case 0x21: /* 'f' key on US keyboard */
337 toggle_full_screen(ds);
338 gui_keysym = 1;
339 break;
340 case 0x02 ... 0x0a: /* '1' to '9' keys */
341 /* Reset the modifiers sent to the current console */
342 reset_keys();
343 console_select(keycode - 0x02);
344 if (!is_graphic_console()) {
345 /* display grab if going to a text console */
346 if (gui_grab)
347 sdl_grab_end();
348 }
349 gui_keysym = 1;
350 break;
351 default:
352 break;
353 }
354 } else if (!is_graphic_console()) {
355 int keysym;
356 keysym = 0;
357 if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
358 switch(ev->key.keysym.sym) {
359 case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break;
360 case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break;
361 case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break;
362 case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break;
363 case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break;
364 case SDLK_END: keysym = QEMU_KEY_CTRL_END; break;
365 case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break;
366 case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break;
367 default: break;
368 }
369 } else {
370 switch(ev->key.keysym.sym) {
371 case SDLK_UP: keysym = QEMU_KEY_UP; break;
372 case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break;
373 case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break;
374 case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break;
375 case SDLK_HOME: keysym = QEMU_KEY_HOME; break;
376 case SDLK_END: keysym = QEMU_KEY_END; break;
377 case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break;
378 case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break;
379 case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break; case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break;
380 default: break;
381 }
382 }
383 if (keysym) {
384 kbd_put_keysym(keysym);
385 } else if (ev->key.keysym.unicode != 0) {
386 kbd_put_keysym(ev->key.keysym.unicode);
387 }
388 }
389 } else if (ev->type == SDL_KEYUP) {
390 mod_state = (ev->key.keysym.mod & gui_grab_code);
391 if (!mod_state) {
392 if (gui_key_modifier_pressed) {
393 gui_key_modifier_pressed = 0;
394 if (gui_keysym == 0) {
395 /* exit/enter grab if pressing Ctrl-Alt */
396 if (!gui_grab) {
397 /* if the application is not active,
398 do not try to enter grab state. It
399 prevents
400 'SDL_WM_GrabInput(SDL_GRAB_ON)'
401 from blocking all the application
402 (SDL bug). */
403 if (SDL_GetAppState() & SDL_APPACTIVE)
404 sdl_grab_start();
405 } else {
406 sdl_grab_end();
407 }
408 /* SDL does not send back all the
409 modifiers key, so we must correct it */
410 reset_keys();
411 break;
412 }
413 gui_keysym = 0;
414 }
415 }
416 }
417 if (is_graphic_console() && !gui_keysym)
418 sdl_process_key(&ev->key);
419 break;
420 case SDL_QUIT:
421 if (!no_quit) {
422 qemu_system_shutdown_request();
423 }
424 break;
425 case SDL_MOUSEMOTION:
426 if (gui_grab || kbd_mouse_is_absolute() ||
427 absolute_enabled) {
428 sdl_send_mouse_event(0);
429 }
430 break;
431 case SDL_MOUSEBUTTONDOWN:
432 case SDL_MOUSEBUTTONUP:
433 {
434 SDL_MouseButtonEvent *bev = &ev->button;
435 if (!gui_grab && !kbd_mouse_is_absolute()) {
436 if (ev->type == SDL_MOUSEBUTTONDOWN &&
437 (bev->state & SDL_BUTTON_LMASK)) {
438 /* start grabbing all events */
439 sdl_grab_start();
440 }
441 } else {
442 int dz;
443 dz = 0;
444 #ifdef SDL_BUTTON_WHEELUP
445 if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
446 dz = -1;
447 } else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) {
448 dz = 1;
449 }
450 #endif
451 sdl_send_mouse_event(dz);
452 }
453 }
454 break;
455 case SDL_ACTIVEEVENT:
456 if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
457 !ev->active.gain && !gui_fullscreen_initial_grab) {
458 sdl_grab_end();
459 }
460 break;
461 default:
462 break;
463 }
464 }
465 }
467 static void sdl_cleanup(void)
468 {
469 SDL_Quit();
470 }
472 void sdl_display_init(DisplayState *ds, int full_screen)
473 {
474 int flags;
475 uint8_t data = 0;
477 #if defined(__APPLE__)
478 /* always use generic keymaps */
479 if (!keyboard_layout)
480 keyboard_layout = "en-us";
481 #endif
482 if(keyboard_layout) {
483 kbd_layout = init_keyboard_layout(keyboard_layout);
484 if (!kbd_layout)
485 exit(1);
486 }
488 flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
489 if (SDL_Init (flags)) {
490 fprintf(stderr, "Could not initialize SDL - exiting\n");
491 exit(1);
492 }
493 #ifndef _WIN32
494 /* NOTE: we still want Ctrl-C to work, so we undo the SDL redirections */
495 signal(SIGINT, SIG_DFL);
496 signal(SIGQUIT, SIG_DFL);
497 #endif
499 ds->dpy_update = sdl_update;
500 ds->dpy_resize = sdl_resize;
501 ds->dpy_refresh = sdl_refresh;
503 sdl_resize(ds, 640, 400);
504 sdl_update_caption();
505 SDL_EnableKeyRepeat(250, 50);
506 SDL_EnableUNICODE(1);
507 gui_grab = 0;
509 sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
510 sdl_cursor_normal = SDL_GetCursor();
512 atexit(sdl_cleanup);
513 if (full_screen) {
514 gui_fullscreen = 1;
515 gui_fullscreen_initial_grab = 1;
516 sdl_grab_start();
517 }
518 }