2 * QEMU SDL display driver
4 * Copyright (c) 2003 Fabrice Bellard
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:
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
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
25 /* Avoid compiler warning because macro is redefined in SDL_syswm.h. */
26 #undef WIN32_LEAN_AND_MEAN
29 #include <SDL_syswm.h>
31 #include "qemu-common.h"
37 static DisplayChangeListener *dcl;
38 static SDL_Surface *real_screen;
39 static SDL_Surface *guest_screen = NULL;
40 static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
41 static int last_vm_running;
42 static int gui_saved_grab;
43 static int gui_fullscreen;
44 static int gui_noframe;
45 static int gui_key_modifier_pressed;
46 static int gui_keysym;
47 static int gui_fullscreen_initial_grab;
48 static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
49 static uint8_t modifiers_state[256];
50 static int width, height;
51 static SDL_Cursor *sdl_cursor_normal;
52 static SDL_Cursor *sdl_cursor_hidden;
53 static int absolute_enabled = 0;
54 static int guest_cursor = 0;
55 static int guest_x, guest_y;
56 static SDL_Cursor *guest_sprite = NULL;
57 static uint8_t allocator;
58 static SDL_PixelFormat host_format;
59 static int scaling_active = 0;
60 static Notifier mouse_mode_notifier;
62 static void sdl_update(DisplayState *ds, int x, int y, int w, int h)
64 // printf("updating x=%d y=%d w=%d h=%d\n", x, y, w, h);
72 if (!scaling_active) {
73 SDL_BlitSurface(guest_screen, &rec, real_screen, &rec);
75 if (sdl_zoom_blit(guest_screen, real_screen, SMOOTHING_ON, &rec) < 0) {
76 fprintf(stderr, "Zoom blit failed\n");
81 SDL_UpdateRect(real_screen, rec.x, rec.y, rec.w, rec.h);
84 static void sdl_setdata(DisplayState *ds)
86 if (guest_screen != NULL) SDL_FreeSurface(guest_screen);
88 guest_screen = SDL_CreateRGBSurfaceFrom(ds_get_data(ds), ds_get_width(ds), ds_get_height(ds),
89 ds_get_bits_per_pixel(ds), ds_get_linesize(ds),
90 ds->surface->pf.rmask, ds->surface->pf.gmask,
91 ds->surface->pf.bmask, ds->surface->pf.amask);
94 static void do_sdl_resize(int new_width, int new_height, int bpp)
98 // printf("resizing to %d %d\n", w, h);
100 flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL|SDL_RESIZABLE;
102 flags |= SDL_FULLSCREEN;
104 flags |= SDL_NOFRAME;
108 real_screen = SDL_SetVideoMode(width, height, bpp, flags);
110 fprintf(stderr, "Could not open SDL display (%dx%dx%d): %s\n", width,
111 height, bpp, SDL_GetError());
116 static void sdl_resize(DisplayState *ds)
120 do_sdl_resize(ds_get_width(ds), ds_get_height(ds), 0);
121 else if (real_screen->format->BitsPerPixel != ds_get_bits_per_pixel(ds))
122 do_sdl_resize(real_screen->w, real_screen->h, ds_get_bits_per_pixel(ds));
125 if (guest_screen != NULL) {
126 SDL_FreeSurface(guest_screen);
132 static PixelFormat sdl_to_qemu_pixelformat(SDL_PixelFormat *sdl_pf)
136 memset(&qemu_pf, 0x00, sizeof(PixelFormat));
138 qemu_pf.bits_per_pixel = sdl_pf->BitsPerPixel;
139 qemu_pf.bytes_per_pixel = sdl_pf->BytesPerPixel;
140 qemu_pf.depth = (qemu_pf.bits_per_pixel) == 32 ? 24 : (qemu_pf.bits_per_pixel);
142 qemu_pf.rmask = sdl_pf->Rmask;
143 qemu_pf.gmask = sdl_pf->Gmask;
144 qemu_pf.bmask = sdl_pf->Bmask;
145 qemu_pf.amask = sdl_pf->Amask;
147 qemu_pf.rshift = sdl_pf->Rshift;
148 qemu_pf.gshift = sdl_pf->Gshift;
149 qemu_pf.bshift = sdl_pf->Bshift;
150 qemu_pf.ashift = sdl_pf->Ashift;
152 qemu_pf.rbits = 8 - sdl_pf->Rloss;
153 qemu_pf.gbits = 8 - sdl_pf->Gloss;
154 qemu_pf.bbits = 8 - sdl_pf->Bloss;
155 qemu_pf.abits = 8 - sdl_pf->Aloss;
157 qemu_pf.rmax = ((1 << qemu_pf.rbits) - 1);
158 qemu_pf.gmax = ((1 << qemu_pf.gbits) - 1);
159 qemu_pf.bmax = ((1 << qemu_pf.bbits) - 1);
160 qemu_pf.amax = ((1 << qemu_pf.abits) - 1);
165 static DisplaySurface* sdl_create_displaysurface(int width, int height)
167 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
168 if (surface == NULL) {
169 fprintf(stderr, "sdl_create_displaysurface: malloc failed\n");
173 surface->width = width;
174 surface->height = height;
176 if (scaling_active) {
179 if (host_format.BytesPerPixel != 2 && host_format.BytesPerPixel != 4) {
180 linesize = width * 4;
181 pf = qemu_default_pixelformat(32);
183 linesize = width * host_format.BytesPerPixel;
184 pf = sdl_to_qemu_pixelformat(&host_format);
186 qemu_alloc_display(surface, width, height, linesize, pf, 0);
190 if (host_format.BitsPerPixel == 16)
191 do_sdl_resize(width, height, 16);
193 do_sdl_resize(width, height, 32);
195 surface->pf = sdl_to_qemu_pixelformat(real_screen->format);
196 surface->linesize = real_screen->pitch;
197 surface->data = real_screen->pixels;
199 #ifdef HOST_WORDS_BIGENDIAN
200 surface->flags = QEMU_REALPIXELS_FLAG | QEMU_BIG_ENDIAN_FLAG;
202 surface->flags = QEMU_REALPIXELS_FLAG;
209 static void sdl_free_displaysurface(DisplaySurface *surface)
215 if (surface->flags & QEMU_ALLOCATED_FLAG)
216 qemu_free(surface->data);
220 static DisplaySurface* sdl_resize_displaysurface(DisplaySurface *surface, int width, int height)
222 sdl_free_displaysurface(surface);
223 return sdl_create_displaysurface(width, height);
226 /* generic keyboard conversion */
228 #include "sdl_keysym.h"
230 static kbd_layout_t *kbd_layout = NULL;
232 static uint8_t sdl_keyevent_to_keycode_generic(const SDL_KeyboardEvent *ev)
235 /* workaround for X11+SDL bug with AltGR */
236 keysym = ev->keysym.sym;
237 if (keysym == 0 && ev->keysym.scancode == 113)
239 /* For Japanese key '\' and '|' */
240 if (keysym == 92 && ev->keysym.scancode == 133) {
243 return keysym2scancode(kbd_layout, keysym) & SCANCODE_KEYMASK;
246 /* specific keyboard conversions from scan codes */
250 static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
252 return ev->keysym.scancode;
257 #if defined(SDL_VIDEO_DRIVER_X11)
258 #include <X11/XKBlib.h>
260 static int check_for_evdev(void)
263 XkbDescPtr desc = NULL;
265 char *keycodes = NULL;
267 SDL_VERSION(&info.version);
268 if (!SDL_GetWMInfo(&info)) {
271 desc = XkbGetKeyboard(info.info.x11.display,
272 XkbGBN_AllComponentsMask,
274 if (desc && desc->names) {
275 keycodes = XGetAtomName(info.info.x11.display, desc->names->keycodes);
276 if (keycodes == NULL) {
277 fprintf(stderr, "could not lookup keycode name\n");
278 } else if (strstart(keycodes, "evdev", NULL)) {
280 } else if (!strstart(keycodes, "xfree86", NULL)) {
281 fprintf(stderr, "unknown keycodes `%s', please report to "
287 XkbFreeKeyboard(desc, XkbGBN_AllComponentsMask, True);
295 static int check_for_evdev(void)
301 static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
304 static int has_evdev = -1;
307 has_evdev = check_for_evdev();
309 keycode = ev->keysym.scancode;
313 } else if (keycode < 97) {
314 keycode -= 8; /* just an offset */
315 } else if (keycode < 158) {
316 /* use conversion table */
318 keycode = translate_evdev_keycode(keycode - 97);
320 keycode = translate_xfree86_keycode(keycode - 97);
321 } else if (keycode == 208) { /* Hiragana_Katakana */
323 } else if (keycode == 211) { /* backslash */
333 static void reset_keys(void)
336 for(i = 0; i < 256; i++) {
337 if (modifiers_state[i]) {
338 if (i & SCANCODE_GREY)
339 kbd_put_keycode(SCANCODE_EMUL0);
340 kbd_put_keycode(i | SCANCODE_UP);
341 modifiers_state[i] = 0;
346 static void sdl_process_key(SDL_KeyboardEvent *ev)
350 if (ev->keysym.sym == SDLK_PAUSE) {
353 if (ev->type == SDL_KEYUP)
355 kbd_put_keycode(0xe1);
356 kbd_put_keycode(0x1d | v);
357 kbd_put_keycode(0x45 | v);
362 keycode = sdl_keyevent_to_keycode_generic(ev);
364 keycode = sdl_keyevent_to_keycode(ev);
369 /* sent when leaving window: reset the modifiers state */
372 case 0x2a: /* Left Shift */
373 case 0x36: /* Right Shift */
374 case 0x1d: /* Left CTRL */
375 case 0x9d: /* Right CTRL */
376 case 0x38: /* Left ALT */
377 case 0xb8: /* Right ALT */
378 if (ev->type == SDL_KEYUP)
379 modifiers_state[keycode] = 0;
381 modifiers_state[keycode] = 1;
383 #define QEMU_SDL_VERSION ((SDL_MAJOR_VERSION << 8) + SDL_MINOR_VERSION)
384 #if QEMU_SDL_VERSION < 0x102 || QEMU_SDL_VERSION == 0x102 && SDL_PATCHLEVEL < 14
385 /* SDL versions before 1.2.14 don't support key up for caps/num lock. */
386 case 0x45: /* num lock */
387 case 0x3a: /* caps lock */
388 /* SDL does not send the key up event, so we generate it */
389 kbd_put_keycode(keycode);
390 kbd_put_keycode(keycode | SCANCODE_UP);
395 /* now send the key code */
396 if (keycode & SCANCODE_GREY)
397 kbd_put_keycode(SCANCODE_EMUL0);
398 if (ev->type == SDL_KEYUP)
399 kbd_put_keycode(keycode | SCANCODE_UP);
401 kbd_put_keycode(keycode & SCANCODE_KEYCODEMASK);
404 static void sdl_update_caption(void)
406 char win_title[1024];
407 char icon_title[1024];
408 const char *status = "";
411 status = " [Stopped]";
414 status = " - Press Ctrl-Alt-Shift to exit mouse grab";
416 status = " - Press Right-Ctrl to exit mouse grab";
418 status = " - Press Ctrl-Alt to exit mouse grab";
422 snprintf(win_title, sizeof(win_title), "QEMU (%s)%s", qemu_name, status);
423 snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name);
425 snprintf(win_title, sizeof(win_title), "QEMU%s", status);
426 snprintf(icon_title, sizeof(icon_title), "QEMU");
429 SDL_WM_SetCaption(win_title, icon_title);
432 static void sdl_hide_cursor(void)
437 if (kbd_mouse_is_absolute()) {
439 SDL_SetCursor(sdl_cursor_hidden);
445 static void sdl_show_cursor(void)
450 if (!kbd_mouse_is_absolute()) {
453 (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
454 SDL_SetCursor(guest_sprite);
456 SDL_SetCursor(sdl_cursor_normal);
460 static void sdl_grab_start(void)
463 SDL_SetCursor(guest_sprite);
464 if (!kbd_mouse_is_absolute() && !absolute_enabled)
465 SDL_WarpMouse(guest_x, guest_y);
469 if (SDL_WM_GrabInput(SDL_GRAB_ON) == SDL_GRAB_ON) {
471 sdl_update_caption();
476 static void sdl_grab_end(void)
478 SDL_WM_GrabInput(SDL_GRAB_OFF);
481 sdl_update_caption();
484 static void sdl_mouse_mode_change(Notifier *notify, void *data)
486 if (kbd_mouse_is_absolute()) {
487 if (!absolute_enabled) {
492 absolute_enabled = 1;
494 } else if (absolute_enabled) {
496 absolute_enabled = 0;
500 static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state)
504 if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
505 buttons |= MOUSE_EVENT_LBUTTON;
506 if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
507 buttons |= MOUSE_EVENT_RBUTTON;
508 if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
509 buttons |= MOUSE_EVENT_MBUTTON;
511 if (kbd_mouse_is_absolute()) {
512 dx = x * 0x7FFF / (width - 1);
513 dy = y * 0x7FFF / (height - 1);
514 } else if (guest_cursor) {
523 kbd_mouse_event(dx, dy, dz, buttons);
526 static void toggle_full_screen(DisplayState *ds)
528 gui_fullscreen = !gui_fullscreen;
529 do_sdl_resize(real_screen->w, real_screen->h, real_screen->format->BitsPerPixel);
530 if (gui_fullscreen) {
532 gui_saved_grab = gui_grab;
542 static void sdl_refresh(DisplayState *ds)
544 SDL_Event ev1, *ev = &ev1;
546 int buttonstate = SDL_GetMouseState(NULL, NULL);
548 if (last_vm_running != vm_running) {
549 last_vm_running = vm_running;
550 sdl_update_caption();
554 SDL_EnableUNICODE(!is_graphic_console());
556 while (SDL_PollEvent(ev)) {
558 case SDL_VIDEOEXPOSE:
559 sdl_update(ds, 0, 0, real_screen->w, real_screen->h);
563 if (ev->type == SDL_KEYDOWN) {
565 mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
566 (gui_grab_code | KMOD_LSHIFT);
567 } else if (ctrl_grab) {
568 mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL;
570 mod_state = (SDL_GetModState() & gui_grab_code) ==
573 gui_key_modifier_pressed = mod_state;
574 if (gui_key_modifier_pressed) {
576 keycode = sdl_keyevent_to_keycode(&ev->key);
578 case 0x21: /* 'f' key on US keyboard */
579 toggle_full_screen(ds);
582 case 0x16: /* 'u' key on US keyboard */
588 case 0x02 ... 0x0a: /* '1' to '9' keys */
589 /* Reset the modifiers sent to the current console */
591 console_select(keycode - 0x02);
592 if (!is_graphic_console()) {
593 /* display grab if going to a text console */
602 } else if (!is_graphic_console()) {
605 if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
606 switch(ev->key.keysym.sym) {
607 case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break;
608 case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break;
609 case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break;
610 case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break;
611 case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break;
612 case SDLK_END: keysym = QEMU_KEY_CTRL_END; break;
613 case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break;
614 case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break;
618 switch(ev->key.keysym.sym) {
619 case SDLK_UP: keysym = QEMU_KEY_UP; break;
620 case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break;
621 case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break;
622 case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break;
623 case SDLK_HOME: keysym = QEMU_KEY_HOME; break;
624 case SDLK_END: keysym = QEMU_KEY_END; break;
625 case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break;
626 case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break;
627 case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break;
628 case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break;
633 kbd_put_keysym(keysym);
634 } else if (ev->key.keysym.unicode != 0) {
635 kbd_put_keysym(ev->key.keysym.unicode);
638 } else if (ev->type == SDL_KEYUP) {
640 mod_state = (ev->key.keysym.mod & gui_grab_code);
642 mod_state = (ev->key.keysym.mod &
643 (gui_grab_code | KMOD_LSHIFT));
646 if (gui_key_modifier_pressed) {
647 gui_key_modifier_pressed = 0;
648 if (gui_keysym == 0) {
649 /* exit/enter grab if pressing Ctrl-Alt */
651 /* if the application is not active,
652 do not try to enter grab state. It
654 'SDL_WM_GrabInput(SDL_GRAB_ON)'
655 from blocking all the application
657 if (SDL_GetAppState() & SDL_APPACTIVE)
662 /* SDL does not send back all the
663 modifiers key, so we must correct it */
671 if (is_graphic_console() && !gui_keysym)
672 sdl_process_key(&ev->key);
677 qemu_system_shutdown_request();
680 case SDL_MOUSEMOTION:
681 if (gui_grab || kbd_mouse_is_absolute() ||
683 sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
684 ev->motion.x, ev->motion.y, ev->motion.state);
687 case SDL_MOUSEBUTTONDOWN:
688 case SDL_MOUSEBUTTONUP:
690 SDL_MouseButtonEvent *bev = &ev->button;
691 if (!gui_grab && !kbd_mouse_is_absolute()) {
692 if (ev->type == SDL_MOUSEBUTTONDOWN &&
693 (bev->button == SDL_BUTTON_LEFT)) {
694 /* start grabbing all events */
700 if (ev->type == SDL_MOUSEBUTTONDOWN) {
701 buttonstate |= SDL_BUTTON(bev->button);
703 buttonstate &= ~SDL_BUTTON(bev->button);
705 #ifdef SDL_BUTTON_WHEELUP
706 if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
708 } else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) {
712 sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate);
716 case SDL_ACTIVEEVENT:
717 if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
718 !ev->active.gain && !gui_fullscreen_initial_grab) {
721 if (ev->active.state & SDL_APPACTIVE) {
722 if (ev->active.gain) {
723 /* Back to default interval */
724 dcl->gui_timer_interval = 0;
727 /* Sleeping interval */
728 dcl->gui_timer_interval = 500;
733 case SDL_VIDEORESIZE:
735 SDL_ResizeEvent *rev = &ev->resize;
736 int bpp = real_screen->format->BitsPerPixel;
737 if (bpp != 16 && bpp != 32)
739 do_sdl_resize(rev->w, rev->h, bpp);
741 if (!is_buffer_shared(ds->surface)) {
742 ds->surface = qemu_resize_displaysurface(ds, ds_get_width(ds), ds_get_height(ds));
755 static void sdl_fill(DisplayState *ds, int x, int y, int w, int h, uint32_t c)
757 SDL_Rect dst = { x, y, w, h };
758 SDL_FillRect(real_screen, &dst, c);
761 static void sdl_mouse_warp(int x, int y, int on)
766 if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
767 SDL_SetCursor(guest_sprite);
768 if (!kbd_mouse_is_absolute() && !absolute_enabled)
774 guest_x = x, guest_y = y;
777 static void sdl_mouse_define(QEMUCursor *c)
779 uint8_t *image, *mask;
783 SDL_FreeCursor(guest_sprite);
785 bpl = cursor_get_mono_bpl(c);
786 image = qemu_mallocz(bpl * c->height);
787 mask = qemu_mallocz(bpl * c->height);
788 cursor_get_mono_image(c, 0x000000, image);
789 cursor_get_mono_mask(c, 0, mask);
790 guest_sprite = SDL_CreateCursor(image, mask, c->width, c->height,
796 (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
797 SDL_SetCursor(guest_sprite);
800 static void sdl_cleanup(void)
803 SDL_FreeCursor(guest_sprite);
804 SDL_QuitSubSystem(SDL_INIT_VIDEO);
807 void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
811 DisplayAllocator *da;
812 const SDL_VideoInfo *vi;
815 #if defined(__APPLE__)
816 /* always use generic keymaps */
817 if (!keyboard_layout)
818 keyboard_layout = "en-us";
820 if(keyboard_layout) {
821 kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout);
830 setenv("SDL_VIDEO_ALLOW_SCREENSAVER", "1", 0);
833 /* on Linux, SDL may use fbcon|directfb|svgalib when run without
834 * accessible $DISPLAY to open X11 window. This is often the case
835 * when qemu is run using sudo. But in this case, and when actually
836 * run in X11 environment, SDL fights with X11 for the video card,
837 * making current display unavailable, often until reboot.
838 * So make x11 the default SDL video driver if this variable is unset.
839 * This is a bit hackish but saves us from bigger problem.
840 * Maybe it's a good idea to fix this in SDL instead.
842 setenv("SDL_VIDEODRIVER", "x11", 0);
845 /* Enable normal up/down events for Caps-Lock and Num-Lock keys.
846 * This requires SDL >= 1.2.14. */
847 setenv("SDL_DISABLE_LOCK_KEYS", "1", 1);
849 flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
850 if (SDL_Init (flags)) {
851 fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
855 vi = SDL_GetVideoInfo();
856 host_format = *(vi->vfmt);
858 /* Load a 32x32x4 image. White pixels are transparent. */
859 filename = qemu_find_file(QEMU_FILE_TYPE_BIOS, "qemu-icon.bmp");
861 SDL_Surface *image = SDL_LoadBMP(filename);
863 uint32_t colorkey = SDL_MapRGB(image->format, 255, 255, 255);
864 SDL_SetColorKey(image, SDL_SRCCOLORKEY, colorkey);
865 SDL_WM_SetIcon(image, NULL);
870 dcl = qemu_mallocz(sizeof(DisplayChangeListener));
871 dcl->dpy_update = sdl_update;
872 dcl->dpy_resize = sdl_resize;
873 dcl->dpy_refresh = sdl_refresh;
874 dcl->dpy_setdata = sdl_setdata;
875 dcl->dpy_fill = sdl_fill;
876 ds->mouse_set = sdl_mouse_warp;
877 ds->cursor_define = sdl_mouse_define;
878 register_displaychangelistener(ds, dcl);
880 da = qemu_mallocz(sizeof(DisplayAllocator));
881 da->create_displaysurface = sdl_create_displaysurface;
882 da->resize_displaysurface = sdl_resize_displaysurface;
883 da->free_displaysurface = sdl_free_displaysurface;
884 if (register_displayallocator(ds, da) == da) {
888 mouse_mode_notifier.notify = sdl_mouse_mode_change;
889 qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier);
891 sdl_update_caption();
892 SDL_EnableKeyRepeat(250, 50);
895 sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
896 sdl_cursor_normal = SDL_GetCursor();
901 gui_fullscreen_initial_grab = 1;