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26#undef WIN32_LEAN_AND_MEAN
27
28#include "qemu/osdep.h"
29#include <SDL.h>
30#include <SDL_syswm.h>
31
32#include "qemu-common.h"
33#include "qemu/cutils.h"
34#include "ui/console.h"
35#include "ui/input.h"
36#include "sysemu/sysemu.h"
37#include "x_keymap.h"
38#include "sdl_zoom.h"
39
40static DisplayChangeListener *dcl;
41static DisplaySurface *surface;
42static SDL_Surface *real_screen;
43static SDL_Surface *guest_screen = NULL;
44static int gui_grab;
45static int last_vm_running;
46static bool gui_saved_scaling;
47static int gui_saved_width;
48static int gui_saved_height;
49static int gui_saved_grab;
50static int gui_fullscreen;
51static int gui_noframe;
52static int gui_key_modifier_pressed;
53static int gui_keysym;
54static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
55static uint8_t modifiers_state[256];
56static SDL_Cursor *sdl_cursor_normal;
57static SDL_Cursor *sdl_cursor_hidden;
58static int absolute_enabled = 0;
59static int guest_cursor = 0;
60static int guest_x, guest_y;
61static SDL_Cursor *guest_sprite = NULL;
62static SDL_PixelFormat host_format;
63static int scaling_active = 0;
64static Notifier mouse_mode_notifier;
65static int idle_counter;
66
67#define SDL_REFRESH_INTERVAL_BUSY 10
68#define SDL_MAX_IDLE_COUNT (2 * GUI_REFRESH_INTERVAL_DEFAULT \
69 / SDL_REFRESH_INTERVAL_BUSY + 1)
70
71#if 0
72#define DEBUG_SDL
73#endif
74
75static void sdl_update(DisplayChangeListener *dcl,
76 int x, int y, int w, int h)
77{
78 SDL_Rect rec;
79 rec.x = x;
80 rec.y = y;
81 rec.w = w;
82 rec.h = h;
83
84#ifdef DEBUG_SDL
85 printf("SDL: Updating x=%d y=%d w=%d h=%d (scaling: %d)\n",
86 x, y, w, h, scaling_active);
87#endif
88
89 if (guest_screen) {
90 if (!scaling_active) {
91 SDL_BlitSurface(guest_screen, &rec, real_screen, &rec);
92 } else {
93 if (sdl_zoom_blit(guest_screen, real_screen, SMOOTHING_ON, &rec) < 0) {
94 fprintf(stderr, "Zoom blit failed\n");
95 exit(1);
96 }
97 }
98 }
99 SDL_UpdateRect(real_screen, rec.x, rec.y, rec.w, rec.h);
100}
101
102static void do_sdl_resize(int width, int height, int bpp)
103{
104 int flags;
105 SDL_Surface *tmp_screen;
106
107#ifdef DEBUG_SDL
108 printf("SDL: Resizing to %dx%d bpp %d\n", width, height, bpp);
109#endif
110
111 flags = SDL_HWSURFACE | SDL_ASYNCBLIT | SDL_HWACCEL;
112 if (gui_fullscreen) {
113 flags |= SDL_FULLSCREEN;
114 } else {
115 flags |= SDL_RESIZABLE;
116 }
117 if (gui_noframe)
118 flags |= SDL_NOFRAME;
119
120 tmp_screen = SDL_SetVideoMode(width, height, bpp, flags);
121 if (!real_screen) {
122 if (!tmp_screen) {
123 fprintf(stderr, "Could not open SDL display (%dx%dx%d): %s\n",
124 width, height, bpp, SDL_GetError());
125 exit(1);
126 }
127 } else {
128
129
130
131
132 if (!tmp_screen) {
133 fprintf(stderr, "Failed to set SDL display (%dx%dx%d): %s\n",
134 width, height, bpp, SDL_GetError());
135 return;
136 }
137 }
138
139 real_screen = tmp_screen;
140}
141
142static void sdl_switch(DisplayChangeListener *dcl,
143 DisplaySurface *new_surface)
144{
145 PixelFormat pf;
146
147
148 if (new_surface) {
149 surface = new_surface;
150 }
151 pf = qemu_pixelformat_from_pixman(surface->format);
152
153 if (!scaling_active) {
154 do_sdl_resize(surface_width(surface), surface_height(surface), 0);
155 } else if (real_screen->format->BitsPerPixel !=
156 surface_bits_per_pixel(surface)) {
157 do_sdl_resize(real_screen->w, real_screen->h,
158 surface_bits_per_pixel(surface));
159 }
160
161 if (guest_screen != NULL) {
162 SDL_FreeSurface(guest_screen);
163 }
164
165#ifdef DEBUG_SDL
166 printf("SDL: Creating surface with masks: %08x %08x %08x %08x\n",
167 pf.rmask, pf.gmask, pf.bmask, pf.amask);
168#endif
169
170 guest_screen = SDL_CreateRGBSurfaceFrom
171 (surface_data(surface),
172 surface_width(surface), surface_height(surface),
173 surface_bits_per_pixel(surface), surface_stride(surface),
174 pf.rmask, pf.gmask,
175 pf.bmask, pf.amask);
176}
177
178static bool sdl_check_format(DisplayChangeListener *dcl,
179 pixman_format_code_t format)
180{
181
182
183
184
185 return (format == PIXMAN_x8r8g8b8 ||
186 format == PIXMAN_b8g8r8x8 ||
187 format == PIXMAN_x1r5g5b5 ||
188 format == PIXMAN_r5g6b5);
189}
190
191
192
193#include "sdl_keysym.h"
194
195static kbd_layout_t *kbd_layout = NULL;
196
197static uint8_t sdl_keyevent_to_keycode_generic(const SDL_KeyboardEvent *ev)
198{
199 int keysym;
200
201 keysym = ev->keysym.sym;
202 if (keysym == 0 && ev->keysym.scancode == 113)
203 keysym = SDLK_MODE;
204
205 if (keysym == 92 && ev->keysym.scancode == 133) {
206 keysym = 0xa5;
207 }
208 return keysym2scancode(kbd_layout, keysym) & SCANCODE_KEYMASK;
209}
210
211
212
213#if defined(_WIN32)
214
215static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
216{
217 return ev->keysym.scancode;
218}
219
220#else
221
222#if defined(SDL_VIDEO_DRIVER_X11)
223#include <X11/XKBlib.h>
224
225static int check_for_evdev(void)
226{
227 SDL_SysWMinfo info;
228 XkbDescPtr desc = NULL;
229 int has_evdev = 0;
230 char *keycodes = NULL;
231
232 SDL_VERSION(&info.version);
233 if (!SDL_GetWMInfo(&info)) {
234 return 0;
235 }
236 desc = XkbGetMap(info.info.x11.display,
237 XkbGBN_AllComponentsMask,
238 XkbUseCoreKbd);
239 if (desc &&
240 (XkbGetNames(info.info.x11.display,
241 XkbKeycodesNameMask, desc) == Success)) {
242 keycodes = XGetAtomName(info.info.x11.display, desc->names->keycodes);
243 if (keycodes == NULL) {
244 fprintf(stderr, "could not lookup keycode name\n");
245 } else if (strstart(keycodes, "evdev", NULL)) {
246 has_evdev = 1;
247 } else if (!strstart(keycodes, "xfree86", NULL)) {
248 fprintf(stderr, "unknown keycodes `%s', please report to "
249 "qemu-devel@nongnu.org\n", keycodes);
250 }
251 }
252
253 if (desc) {
254 XkbFreeKeyboard(desc, XkbGBN_AllComponentsMask, True);
255 }
256 if (keycodes) {
257 XFree(keycodes);
258 }
259 return has_evdev;
260}
261#else
262static int check_for_evdev(void)
263{
264 return 0;
265}
266#endif
267
268static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
269{
270 int keycode;
271 static int has_evdev = -1;
272
273 if (has_evdev == -1)
274 has_evdev = check_for_evdev();
275
276 keycode = ev->keysym.scancode;
277
278 if (keycode < 9) {
279 keycode = 0;
280 } else if (keycode < 97) {
281 keycode -= 8;
282 } else if (keycode < 158) {
283
284 if (has_evdev)
285 keycode = translate_evdev_keycode(keycode - 97);
286 else
287 keycode = translate_xfree86_keycode(keycode - 97);
288 } else if (keycode == 208) {
289 keycode = 0x70;
290 } else if (keycode == 211) {
291 keycode = 0x73;
292 } else {
293 keycode = 0;
294 }
295 return keycode;
296}
297
298#endif
299
300static void reset_keys(void)
301{
302 int i;
303 for(i = 0; i < 256; i++) {
304 if (modifiers_state[i]) {
305 qemu_input_event_send_key_number(dcl->con, i, false);
306 modifiers_state[i] = 0;
307 }
308 }
309}
310
311static void sdl_process_key(SDL_KeyboardEvent *ev)
312{
313 int keycode;
314
315 if (ev->keysym.sym == SDLK_PAUSE) {
316
317 qemu_input_event_send_key_qcode(dcl->con, Q_KEY_CODE_PAUSE,
318 ev->type == SDL_KEYDOWN);
319 return;
320 }
321
322 if (kbd_layout) {
323 keycode = sdl_keyevent_to_keycode_generic(ev);
324 } else {
325 keycode = sdl_keyevent_to_keycode(ev);
326 }
327
328 switch(keycode) {
329 case 0x00:
330
331 reset_keys();
332 return;
333 case 0x2a:
334 case 0x36:
335 case 0x1d:
336 case 0x9d:
337 case 0x38:
338 case 0xb8:
339 if (ev->type == SDL_KEYUP)
340 modifiers_state[keycode] = 0;
341 else
342 modifiers_state[keycode] = 1;
343 break;
344#define QEMU_SDL_VERSION ((SDL_MAJOR_VERSION << 8) + SDL_MINOR_VERSION)
345#if QEMU_SDL_VERSION < 0x102 || QEMU_SDL_VERSION == 0x102 && SDL_PATCHLEVEL < 14
346
347 case 0x45:
348 case 0x3a:
349
350 qemu_input_event_send_key_number(dcl->con, keycode, true);
351 qemu_input_event_send_key_number(dcl->con, keycode, false);
352 return;
353#endif
354 }
355
356
357 qemu_input_event_send_key_number(dcl->con, keycode,
358 ev->type == SDL_KEYDOWN);
359}
360
361static void sdl_update_caption(void)
362{
363 char win_title[1024];
364 char icon_title[1024];
365 const char *status = "";
366
367 if (!runstate_is_running())
368 status = " [Stopped]";
369 else if (gui_grab) {
370 if (alt_grab)
371 status = " - Press Ctrl-Alt-Shift to exit mouse grab";
372 else if (ctrl_grab)
373 status = " - Press Right-Ctrl to exit mouse grab";
374 else
375 status = " - Press Ctrl-Alt to exit mouse grab";
376 }
377
378 if (qemu_name) {
379 snprintf(win_title, sizeof(win_title), "QEMU (%s)%s", qemu_name, status);
380 snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name);
381 } else {
382 snprintf(win_title, sizeof(win_title), "QEMU%s", status);
383 snprintf(icon_title, sizeof(icon_title), "QEMU");
384 }
385
386 SDL_WM_SetCaption(win_title, icon_title);
387}
388
389static void sdl_hide_cursor(void)
390{
391 if (!cursor_hide)
392 return;
393
394 if (qemu_input_is_absolute()) {
395 SDL_ShowCursor(1);
396 SDL_SetCursor(sdl_cursor_hidden);
397 } else {
398 SDL_ShowCursor(0);
399 }
400}
401
402static void sdl_show_cursor(void)
403{
404 if (!cursor_hide)
405 return;
406
407 if (!qemu_input_is_absolute() || !qemu_console_is_graphic(NULL)) {
408 SDL_ShowCursor(1);
409 if (guest_cursor &&
410 (gui_grab || qemu_input_is_absolute() || absolute_enabled))
411 SDL_SetCursor(guest_sprite);
412 else
413 SDL_SetCursor(sdl_cursor_normal);
414 }
415}
416
417static void sdl_grab_start(void)
418{
419
420
421
422
423
424 if (!(SDL_GetAppState() & SDL_APPINPUTFOCUS)) {
425 return;
426 }
427 if (guest_cursor) {
428 SDL_SetCursor(guest_sprite);
429 if (!qemu_input_is_absolute() && !absolute_enabled) {
430 SDL_WarpMouse(guest_x, guest_y);
431 }
432 } else
433 sdl_hide_cursor();
434 SDL_WM_GrabInput(SDL_GRAB_ON);
435 gui_grab = 1;
436 sdl_update_caption();
437}
438
439static void sdl_grab_end(void)
440{
441 SDL_WM_GrabInput(SDL_GRAB_OFF);
442 gui_grab = 0;
443 sdl_show_cursor();
444 sdl_update_caption();
445}
446
447static void absolute_mouse_grab(void)
448{
449 int mouse_x, mouse_y;
450
451 SDL_GetMouseState(&mouse_x, &mouse_y);
452 if (mouse_x > 0 && mouse_x < real_screen->w - 1 &&
453 mouse_y > 0 && mouse_y < real_screen->h - 1) {
454 sdl_grab_start();
455 }
456}
457
458static void sdl_mouse_mode_change(Notifier *notify, void *data)
459{
460 if (qemu_input_is_absolute()) {
461 if (!absolute_enabled) {
462 absolute_enabled = 1;
463 if (qemu_console_is_graphic(NULL)) {
464 absolute_mouse_grab();
465 }
466 }
467 } else if (absolute_enabled) {
468 if (!gui_fullscreen) {
469 sdl_grab_end();
470 }
471 absolute_enabled = 0;
472 }
473}
474
475static void sdl_send_mouse_event(int dx, int dy, int x, int y, int state)
476{
477 static uint32_t bmap[INPUT_BUTTON__MAX] = {
478 [INPUT_BUTTON_LEFT] = SDL_BUTTON(SDL_BUTTON_LEFT),
479 [INPUT_BUTTON_MIDDLE] = SDL_BUTTON(SDL_BUTTON_MIDDLE),
480 [INPUT_BUTTON_RIGHT] = SDL_BUTTON(SDL_BUTTON_RIGHT),
481 [INPUT_BUTTON_WHEEL_UP] = SDL_BUTTON(SDL_BUTTON_WHEELUP),
482 [INPUT_BUTTON_WHEEL_DOWN] = SDL_BUTTON(SDL_BUTTON_WHEELDOWN),
483 };
484 static uint32_t prev_state;
485
486 if (prev_state != state) {
487 qemu_input_update_buttons(dcl->con, bmap, prev_state, state);
488 prev_state = state;
489 }
490
491 if (qemu_input_is_absolute()) {
492 qemu_input_queue_abs(dcl->con, INPUT_AXIS_X, x,
493 0, real_screen->w);
494 qemu_input_queue_abs(dcl->con, INPUT_AXIS_Y, y,
495 0, real_screen->h);
496 } else {
497 if (guest_cursor) {
498 x -= guest_x;
499 y -= guest_y;
500 guest_x += x;
501 guest_y += y;
502 dx = x;
503 dy = y;
504 }
505 qemu_input_queue_rel(dcl->con, INPUT_AXIS_X, dx);
506 qemu_input_queue_rel(dcl->con, INPUT_AXIS_Y, dy);
507 }
508 qemu_input_event_sync();
509}
510
511static void sdl_scale(int width, int height)
512{
513 int bpp = real_screen->format->BitsPerPixel;
514
515#ifdef DEBUG_SDL
516 printf("SDL: Scaling to %dx%d bpp %d\n", width, height, bpp);
517#endif
518
519 if (bpp != 16 && bpp != 32) {
520 bpp = 32;
521 }
522 do_sdl_resize(width, height, bpp);
523 scaling_active = 1;
524}
525
526static void toggle_full_screen(void)
527{
528 int width = surface_width(surface);
529 int height = surface_height(surface);
530 int bpp = surface_bits_per_pixel(surface);
531
532 gui_fullscreen = !gui_fullscreen;
533 if (gui_fullscreen) {
534 gui_saved_width = real_screen->w;
535 gui_saved_height = real_screen->h;
536 gui_saved_scaling = scaling_active;
537
538 do_sdl_resize(width, height, bpp);
539 scaling_active = 0;
540
541 gui_saved_grab = gui_grab;
542 sdl_grab_start();
543 } else {
544 if (gui_saved_scaling) {
545 sdl_scale(gui_saved_width, gui_saved_height);
546 } else {
547 do_sdl_resize(width, height, 0);
548 }
549 if (!gui_saved_grab || !qemu_console_is_graphic(NULL)) {
550 sdl_grab_end();
551 }
552 }
553 graphic_hw_invalidate(NULL);
554 graphic_hw_update(NULL);
555}
556
557static void handle_keydown(SDL_Event *ev)
558{
559 int mod_state;
560 int keycode;
561
562 if (alt_grab) {
563 mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
564 (gui_grab_code | KMOD_LSHIFT);
565 } else if (ctrl_grab) {
566 mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL;
567 } else {
568 mod_state = (SDL_GetModState() & gui_grab_code) == gui_grab_code;
569 }
570 gui_key_modifier_pressed = mod_state;
571
572 if (gui_key_modifier_pressed) {
573 keycode = sdl_keyevent_to_keycode(&ev->key);
574 switch (keycode) {
575 case 0x21:
576 toggle_full_screen();
577 gui_keysym = 1;
578 break;
579 case 0x16:
580 if (scaling_active) {
581 scaling_active = 0;
582 sdl_switch(dcl, NULL);
583 graphic_hw_invalidate(NULL);
584 graphic_hw_update(NULL);
585 }
586 gui_keysym = 1;
587 break;
588 case 0x02 ... 0x0a:
589
590 reset_keys();
591 console_select(keycode - 0x02);
592 gui_keysym = 1;
593 if (gui_fullscreen) {
594 break;
595 }
596 if (!qemu_console_is_graphic(NULL)) {
597
598 if (gui_grab) {
599 sdl_grab_end();
600 } else if (absolute_enabled) {
601 sdl_show_cursor();
602 }
603 } else if (absolute_enabled) {
604 sdl_hide_cursor();
605 absolute_mouse_grab();
606 }
607 break;
608 case 0x1b:
609 case 0x35:
610 if (!gui_fullscreen) {
611 int width = MAX(real_screen->w + (keycode == 0x1b ? 50 : -50),
612 160);
613 int height = (surface_height(surface) * width) /
614 surface_width(surface);
615
616 sdl_scale(width, height);
617 graphic_hw_invalidate(NULL);
618 graphic_hw_update(NULL);
619 gui_keysym = 1;
620 }
621 default:
622 break;
623 }
624 } else if (!qemu_console_is_graphic(NULL)) {
625 int keysym = 0;
626
627 if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
628 switch (ev->key.keysym.sym) {
629 case SDLK_UP:
630 keysym = QEMU_KEY_CTRL_UP;
631 break;
632 case SDLK_DOWN:
633 keysym = QEMU_KEY_CTRL_DOWN;
634 break;
635 case SDLK_LEFT:
636 keysym = QEMU_KEY_CTRL_LEFT;
637 break;
638 case SDLK_RIGHT:
639 keysym = QEMU_KEY_CTRL_RIGHT;
640 break;
641 case SDLK_HOME:
642 keysym = QEMU_KEY_CTRL_HOME;
643 break;
644 case SDLK_END:
645 keysym = QEMU_KEY_CTRL_END;
646 break;
647 case SDLK_PAGEUP:
648 keysym = QEMU_KEY_CTRL_PAGEUP;
649 break;
650 case SDLK_PAGEDOWN:
651 keysym = QEMU_KEY_CTRL_PAGEDOWN;
652 break;
653 default:
654 break;
655 }
656 } else {
657 switch (ev->key.keysym.sym) {
658 case SDLK_UP:
659 keysym = QEMU_KEY_UP;
660 break;
661 case SDLK_DOWN:
662 keysym = QEMU_KEY_DOWN;
663 break;
664 case SDLK_LEFT:
665 keysym = QEMU_KEY_LEFT;
666 break;
667 case SDLK_RIGHT:
668 keysym = QEMU_KEY_RIGHT;
669 break;
670 case SDLK_HOME:
671 keysym = QEMU_KEY_HOME;
672 break;
673 case SDLK_END:
674 keysym = QEMU_KEY_END;
675 break;
676 case SDLK_PAGEUP:
677 keysym = QEMU_KEY_PAGEUP;
678 break;
679 case SDLK_PAGEDOWN:
680 keysym = QEMU_KEY_PAGEDOWN;
681 break;
682 case SDLK_BACKSPACE:
683 keysym = QEMU_KEY_BACKSPACE;
684 break;
685 case SDLK_DELETE:
686 keysym = QEMU_KEY_DELETE;
687 break;
688 default:
689 break;
690 }
691 }
692 if (keysym) {
693 kbd_put_keysym(keysym);
694 } else if (ev->key.keysym.unicode != 0) {
695 kbd_put_keysym(ev->key.keysym.unicode);
696 }
697 }
698 if (qemu_console_is_graphic(NULL) && !gui_keysym) {
699 sdl_process_key(&ev->key);
700 }
701}
702
703static void handle_keyup(SDL_Event *ev)
704{
705 int mod_state;
706
707 if (!alt_grab) {
708 mod_state = (ev->key.keysym.mod & gui_grab_code);
709 } else {
710 mod_state = (ev->key.keysym.mod & (gui_grab_code | KMOD_LSHIFT));
711 }
712 if (!mod_state && gui_key_modifier_pressed) {
713 gui_key_modifier_pressed = 0;
714 if (gui_keysym == 0) {
715
716 if (!gui_grab) {
717 if (qemu_console_is_graphic(NULL)) {
718 sdl_grab_start();
719 }
720 } else if (!gui_fullscreen) {
721 sdl_grab_end();
722 }
723
724
725 reset_keys();
726 return;
727 }
728 gui_keysym = 0;
729 }
730 if (qemu_console_is_graphic(NULL) && !gui_keysym) {
731 sdl_process_key(&ev->key);
732 }
733}
734
735static void handle_mousemotion(SDL_Event *ev)
736{
737 int max_x, max_y;
738
739 if (qemu_console_is_graphic(NULL) &&
740 (qemu_input_is_absolute() || absolute_enabled)) {
741 max_x = real_screen->w - 1;
742 max_y = real_screen->h - 1;
743 if (gui_grab && (ev->motion.x == 0 || ev->motion.y == 0 ||
744 ev->motion.x == max_x || ev->motion.y == max_y)) {
745 sdl_grab_end();
746 }
747 if (!gui_grab &&
748 (ev->motion.x > 0 && ev->motion.x < max_x &&
749 ev->motion.y > 0 && ev->motion.y < max_y)) {
750 sdl_grab_start();
751 }
752 }
753 if (gui_grab || qemu_input_is_absolute() || absolute_enabled) {
754 sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel,
755 ev->motion.x, ev->motion.y, ev->motion.state);
756 }
757}
758
759static void handle_mousebutton(SDL_Event *ev)
760{
761 int buttonstate = SDL_GetMouseState(NULL, NULL);
762 SDL_MouseButtonEvent *bev;
763
764 if (!qemu_console_is_graphic(NULL)) {
765 return;
766 }
767
768 bev = &ev->button;
769 if (!gui_grab && !qemu_input_is_absolute()) {
770 if (ev->type == SDL_MOUSEBUTTONUP && bev->button == SDL_BUTTON_LEFT) {
771
772 sdl_grab_start();
773 }
774 } else {
775 if (ev->type == SDL_MOUSEBUTTONDOWN) {
776 buttonstate |= SDL_BUTTON(bev->button);
777 } else {
778 buttonstate &= ~SDL_BUTTON(bev->button);
779 }
780 sdl_send_mouse_event(0, 0, bev->x, bev->y, buttonstate);
781 }
782}
783
784static void handle_activation(SDL_Event *ev)
785{
786#ifdef _WIN32
787
788
789 if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
790 !ev->active.gain && !gui_fullscreen) {
791 sdl_grab_end();
792 }
793#endif
794 if (!gui_grab && ev->active.gain && qemu_console_is_graphic(NULL) &&
795 (qemu_input_is_absolute() || absolute_enabled)) {
796 absolute_mouse_grab();
797 }
798 if (ev->active.state & SDL_APPACTIVE) {
799 if (ev->active.gain) {
800
801 update_displaychangelistener(dcl, GUI_REFRESH_INTERVAL_DEFAULT);
802 } else {
803
804
805
806 update_displaychangelistener(dcl, 500);
807 }
808 }
809}
810
811static void sdl_refresh(DisplayChangeListener *dcl)
812{
813 SDL_Event ev1, *ev = &ev1;
814 int idle = 1;
815
816 if (last_vm_running != runstate_is_running()) {
817 last_vm_running = runstate_is_running();
818 sdl_update_caption();
819 }
820
821 graphic_hw_update(NULL);
822 SDL_EnableUNICODE(!qemu_console_is_graphic(NULL));
823
824 while (SDL_PollEvent(ev)) {
825 switch (ev->type) {
826 case SDL_VIDEOEXPOSE:
827 sdl_update(dcl, 0, 0, real_screen->w, real_screen->h);
828 break;
829 case SDL_KEYDOWN:
830 idle = 0;
831 handle_keydown(ev);
832 break;
833 case SDL_KEYUP:
834 idle = 0;
835 handle_keyup(ev);
836 break;
837 case SDL_QUIT:
838 if (!no_quit) {
839 no_shutdown = 0;
840 qemu_system_shutdown_request(SHUTDOWN_CAUSE_HOST_UI);
841 }
842 break;
843 case SDL_MOUSEMOTION:
844 idle = 0;
845 handle_mousemotion(ev);
846 break;
847 case SDL_MOUSEBUTTONDOWN:
848 case SDL_MOUSEBUTTONUP:
849 idle = 0;
850 handle_mousebutton(ev);
851 break;
852 case SDL_ACTIVEEVENT:
853 handle_activation(ev);
854 break;
855 case SDL_VIDEORESIZE:
856 sdl_scale(ev->resize.w, ev->resize.h);
857 graphic_hw_invalidate(NULL);
858 graphic_hw_update(NULL);
859 break;
860 default:
861 break;
862 }
863 }
864
865 if (idle) {
866 if (idle_counter < SDL_MAX_IDLE_COUNT) {
867 idle_counter++;
868 if (idle_counter >= SDL_MAX_IDLE_COUNT) {
869 dcl->update_interval = GUI_REFRESH_INTERVAL_DEFAULT;
870 }
871 }
872 } else {
873 idle_counter = 0;
874 dcl->update_interval = SDL_REFRESH_INTERVAL_BUSY;
875 }
876}
877
878static void sdl_mouse_warp(DisplayChangeListener *dcl,
879 int x, int y, int on)
880{
881 if (on) {
882 if (!guest_cursor)
883 sdl_show_cursor();
884 if (gui_grab || qemu_input_is_absolute() || absolute_enabled) {
885 SDL_SetCursor(guest_sprite);
886 if (!qemu_input_is_absolute() && !absolute_enabled) {
887 SDL_WarpMouse(x, y);
888 }
889 }
890 } else if (gui_grab)
891 sdl_hide_cursor();
892 guest_cursor = on;
893 guest_x = x, guest_y = y;
894}
895
896static void sdl_mouse_define(DisplayChangeListener *dcl,
897 QEMUCursor *c)
898{
899 uint8_t *image, *mask;
900 int bpl;
901
902 if (guest_sprite)
903 SDL_FreeCursor(guest_sprite);
904
905 bpl = cursor_get_mono_bpl(c);
906 image = g_malloc0(bpl * c->height);
907 mask = g_malloc0(bpl * c->height);
908 cursor_get_mono_image(c, 0x000000, image);
909 cursor_get_mono_mask(c, 0, mask);
910 guest_sprite = SDL_CreateCursor(image, mask, c->width, c->height,
911 c->hot_x, c->hot_y);
912 g_free(image);
913 g_free(mask);
914
915 if (guest_cursor &&
916 (gui_grab || qemu_input_is_absolute() || absolute_enabled))
917 SDL_SetCursor(guest_sprite);
918}
919
920static void sdl_cleanup(void)
921{
922 if (guest_sprite)
923 SDL_FreeCursor(guest_sprite);
924 SDL_QuitSubSystem(SDL_INIT_VIDEO);
925}
926
927static const DisplayChangeListenerOps dcl_ops = {
928 .dpy_name = "sdl",
929 .dpy_gfx_update = sdl_update,
930 .dpy_gfx_switch = sdl_switch,
931 .dpy_gfx_check_format = sdl_check_format,
932 .dpy_refresh = sdl_refresh,
933 .dpy_mouse_set = sdl_mouse_warp,
934 .dpy_cursor_define = sdl_mouse_define,
935};
936
937void sdl_display_early_init(int opengl)
938{
939 if (opengl == 1 ) {
940 fprintf(stderr,
941 "SDL1 display code has no opengl support.\n"
942 "Please recompile qemu with SDL2, using\n"
943 "./configure --enable-sdl --with-sdlabi=2.0\n");
944 }
945}
946
947void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
948{
949 int flags;
950 uint8_t data = 0;
951 const SDL_VideoInfo *vi;
952 SDL_SysWMinfo info;
953 char *filename;
954
955#if defined(__APPLE__)
956
957 if (!keyboard_layout)
958 keyboard_layout = "en-us";
959#endif
960 if(keyboard_layout) {
961 kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout);
962 if (!kbd_layout)
963 exit(1);
964 }
965
966 if (no_frame)
967 gui_noframe = 1;
968
969 if (!full_screen) {
970 setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 0);
971 }
972#ifdef __linux__
973
974
975
976
977
978
979
980
981
982 setenv("SDL_VIDEODRIVER", "x11", 0);
983#endif
984
985
986
987 setenv("SDL_DISABLE_LOCK_KEYS", "1", 1);
988
989 flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
990 if (SDL_Init (flags)) {
991 fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
992 SDL_GetError());
993 exit(1);
994 }
995 vi = SDL_GetVideoInfo();
996 host_format = *(vi->vfmt);
997
998
999 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp");
1000 if (filename) {
1001 SDL_Surface *image = SDL_LoadBMP(filename);
1002 if (image) {
1003 uint32_t colorkey = SDL_MapRGB(image->format, 255, 255, 255);
1004 SDL_SetColorKey(image, SDL_SRCCOLORKEY, colorkey);
1005 SDL_WM_SetIcon(image, NULL);
1006 }
1007 g_free(filename);
1008 }
1009
1010 if (full_screen) {
1011 gui_fullscreen = 1;
1012 sdl_grab_start();
1013 }
1014
1015 dcl = g_new0(DisplayChangeListener, 1);
1016 dcl->ops = &dcl_ops;
1017 register_displaychangelistener(dcl);
1018
1019 mouse_mode_notifier.notify = sdl_mouse_mode_change;
1020 qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier);
1021
1022 sdl_update_caption();
1023 SDL_EnableKeyRepeat(250, 50);
1024 gui_grab = 0;
1025
1026 sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
1027 sdl_cursor_normal = SDL_GetCursor();
1028
1029 memset(&info, 0, sizeof(info));
1030 SDL_VERSION(&info.version);
1031 if (SDL_GetWMInfo(&info)) {
1032 int i;
1033 for (i = 0; ; i++) {
1034
1035 QemuConsole *con = qemu_console_lookup_by_index(i);
1036 if (con) {
1037#if defined(SDL_VIDEO_DRIVER_X11)
1038 qemu_console_set_window_id(con, info.info.x11.wmwindow);
1039#elif defined(SDL_VIDEO_DRIVER_NANOX) || \
1040 defined(SDL_VIDEO_DRIVER_WINDIB) || defined(SDL_VIDEO_DRIVER_DDRAW) || \
1041 defined(SDL_VIDEO_DRIVER_GAPI) || \
1042 defined(SDL_VIDEO_DRIVER_RISCOS)
1043 qemu_console_set_window_id(con, (int) (uintptr_t) info.window);
1044#else
1045 qemu_console_set_window_id(con, info.data);
1046#endif
1047 } else {
1048 break;
1049 }
1050 }
1051 }
1052
1053 atexit(sdl_cleanup);
1054}
1055