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 #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)
89 rec.w = real_screen->w;
90 rec.h = real_screen->h;
92 if (guest_screen != NULL) SDL_FreeSurface(guest_screen);
94 guest_screen = SDL_CreateRGBSurfaceFrom(ds_get_data(ds), ds_get_width(ds), ds_get_height(ds),
95 ds_get_bits_per_pixel(ds), ds_get_linesize(ds),
96 ds->surface->pf.rmask, ds->surface->pf.gmask,
97 ds->surface->pf.bmask, ds->surface->pf.amask);
100 static void do_sdl_resize(int new_width, int new_height, int bpp)
104 // printf("resizing to %d %d\n", w, h);
106 flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL|SDL_RESIZABLE;
108 flags |= SDL_FULLSCREEN;
110 flags |= SDL_NOFRAME;
114 real_screen = SDL_SetVideoMode(width, height, bpp, flags);
116 fprintf(stderr, "Could not open SDL display (%dx%dx%d): %s\n", width,
117 height, bpp, SDL_GetError());
122 static void sdl_resize(DisplayState *ds)
126 do_sdl_resize(ds_get_width(ds), ds_get_height(ds), 0);
127 else if (real_screen->format->BitsPerPixel != ds_get_bits_per_pixel(ds))
128 do_sdl_resize(real_screen->w, real_screen->h, ds_get_bits_per_pixel(ds));
131 if (guest_screen != NULL) {
132 SDL_FreeSurface(guest_screen);
138 static PixelFormat sdl_to_qemu_pixelformat(SDL_PixelFormat *sdl_pf)
142 memset(&qemu_pf, 0x00, sizeof(PixelFormat));
144 qemu_pf.bits_per_pixel = sdl_pf->BitsPerPixel;
145 qemu_pf.bytes_per_pixel = sdl_pf->BytesPerPixel;
146 qemu_pf.depth = (qemu_pf.bits_per_pixel) == 32 ? 24 : (qemu_pf.bits_per_pixel);
148 qemu_pf.rmask = sdl_pf->Rmask;
149 qemu_pf.gmask = sdl_pf->Gmask;
150 qemu_pf.bmask = sdl_pf->Bmask;
151 qemu_pf.amask = sdl_pf->Amask;
153 qemu_pf.rshift = sdl_pf->Rshift;
154 qemu_pf.gshift = sdl_pf->Gshift;
155 qemu_pf.bshift = sdl_pf->Bshift;
156 qemu_pf.ashift = sdl_pf->Ashift;
158 qemu_pf.rbits = 8 - sdl_pf->Rloss;
159 qemu_pf.gbits = 8 - sdl_pf->Gloss;
160 qemu_pf.bbits = 8 - sdl_pf->Bloss;
161 qemu_pf.abits = 8 - sdl_pf->Aloss;
163 qemu_pf.rmax = ((1 << qemu_pf.rbits) - 1);
164 qemu_pf.gmax = ((1 << qemu_pf.gbits) - 1);
165 qemu_pf.bmax = ((1 << qemu_pf.bbits) - 1);
166 qemu_pf.amax = ((1 << qemu_pf.abits) - 1);
171 static DisplaySurface* sdl_create_displaysurface(int width, int height)
173 DisplaySurface *surface = (DisplaySurface*) qemu_mallocz(sizeof(DisplaySurface));
174 if (surface == NULL) {
175 fprintf(stderr, "sdl_create_displaysurface: malloc failed\n");
179 surface->width = width;
180 surface->height = height;
182 if (scaling_active) {
183 if (host_format.BytesPerPixel != 2 && host_format.BytesPerPixel != 4) {
184 surface->linesize = width * 4;
185 surface->pf = qemu_default_pixelformat(32);
187 surface->linesize = width * host_format.BytesPerPixel;
188 surface->pf = sdl_to_qemu_pixelformat(&host_format);
190 #ifdef HOST_WORDS_BIGENDIAN
191 surface->flags = QEMU_ALLOCATED_FLAG | QEMU_BIG_ENDIAN_FLAG;
193 surface->flags = QEMU_ALLOCATED_FLAG;
195 surface->data = (uint8_t*) qemu_mallocz(surface->linesize * surface->height);
200 if (host_format.BitsPerPixel == 16)
201 do_sdl_resize(width, height, 16);
203 do_sdl_resize(width, height, 32);
205 surface->pf = sdl_to_qemu_pixelformat(real_screen->format);
206 surface->linesize = real_screen->pitch;
207 surface->data = real_screen->pixels;
209 #ifdef HOST_WORDS_BIGENDIAN
210 surface->flags = QEMU_REALPIXELS_FLAG | QEMU_BIG_ENDIAN_FLAG;
212 surface->flags = QEMU_REALPIXELS_FLAG;
219 static void sdl_free_displaysurface(DisplaySurface *surface)
225 if (surface->flags & QEMU_ALLOCATED_FLAG)
226 qemu_free(surface->data);
230 static DisplaySurface* sdl_resize_displaysurface(DisplaySurface *surface, int width, int height)
232 sdl_free_displaysurface(surface);
233 return sdl_create_displaysurface(width, height);
236 /* generic keyboard conversion */
238 #include "sdl_keysym.h"
240 static kbd_layout_t *kbd_layout = NULL;
242 static uint8_t sdl_keyevent_to_keycode_generic(const SDL_KeyboardEvent *ev)
245 /* workaround for X11+SDL bug with AltGR */
246 keysym = ev->keysym.sym;
247 if (keysym == 0 && ev->keysym.scancode == 113)
249 /* For Japanese key '\' and '|' */
250 if (keysym == 92 && ev->keysym.scancode == 133) {
253 return keysym2scancode(kbd_layout, keysym) & SCANCODE_KEYMASK;
256 /* specific keyboard conversions from scan codes */
260 static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
262 return ev->keysym.scancode;
267 #if defined(SDL_VIDEO_DRIVER_X11)
268 #include <X11/XKBlib.h>
270 static int check_for_evdev(void)
273 XkbDescPtr desc = NULL;
275 char *keycodes = NULL;
277 SDL_VERSION(&info.version);
278 if (!SDL_GetWMInfo(&info)) {
281 desc = XkbGetKeyboard(info.info.x11.display,
282 XkbGBN_AllComponentsMask,
284 if (desc && desc->names) {
285 keycodes = XGetAtomName(info.info.x11.display, desc->names->keycodes);
286 if (keycodes == NULL) {
287 fprintf(stderr, "could not lookup keycode name\n");
288 } else if (strstart(keycodes, "evdev", NULL)) {
290 } else if (!strstart(keycodes, "xfree86", NULL)) {
291 fprintf(stderr, "unknown keycodes `%s', please report to "
297 XkbFreeKeyboard(desc, XkbGBN_AllComponentsMask, True);
305 static int check_for_evdev(void)
311 static uint8_t sdl_keyevent_to_keycode(const SDL_KeyboardEvent *ev)
314 static int has_evdev = -1;
317 has_evdev = check_for_evdev();
319 keycode = ev->keysym.scancode;
323 } else if (keycode < 97) {
324 keycode -= 8; /* just an offset */
325 } else if (keycode < 158) {
326 /* use conversion table */
328 keycode = translate_evdev_keycode(keycode - 97);
330 keycode = translate_xfree86_keycode(keycode - 97);
331 } else if (keycode == 208) { /* Hiragana_Katakana */
333 } else if (keycode == 211) { /* backslash */
343 static void reset_keys(void)
346 for(i = 0; i < 256; i++) {
347 if (modifiers_state[i]) {
348 if (i & SCANCODE_GREY)
349 kbd_put_keycode(SCANCODE_EMUL0);
350 kbd_put_keycode(i | SCANCODE_UP);
351 modifiers_state[i] = 0;
356 static void sdl_process_key(SDL_KeyboardEvent *ev)
360 if (ev->keysym.sym == SDLK_PAUSE) {
363 if (ev->type == SDL_KEYUP)
365 kbd_put_keycode(0xe1);
366 kbd_put_keycode(0x1d | v);
367 kbd_put_keycode(0x45 | v);
372 keycode = sdl_keyevent_to_keycode_generic(ev);
374 keycode = sdl_keyevent_to_keycode(ev);
379 /* sent when leaving window: reset the modifiers state */
382 case 0x2a: /* Left Shift */
383 case 0x36: /* Right Shift */
384 case 0x1d: /* Left CTRL */
385 case 0x9d: /* Right CTRL */
386 case 0x38: /* Left ALT */
387 case 0xb8: /* Right ALT */
388 if (ev->type == SDL_KEYUP)
389 modifiers_state[keycode] = 0;
391 modifiers_state[keycode] = 1;
393 case 0x45: /* num lock */
394 case 0x3a: /* caps lock */
395 /* SDL does not send the key up event, so we generate it */
396 kbd_put_keycode(keycode);
397 kbd_put_keycode(keycode | SCANCODE_UP);
401 /* now send the key code */
402 if (keycode & SCANCODE_GREY)
403 kbd_put_keycode(SCANCODE_EMUL0);
404 if (ev->type == SDL_KEYUP)
405 kbd_put_keycode(keycode | SCANCODE_UP);
407 kbd_put_keycode(keycode & SCANCODE_KEYCODEMASK);
410 static void sdl_update_caption(void)
412 char win_title[1024];
413 char icon_title[1024];
414 const char *status = "";
417 status = " [Stopped]";
420 status = " - Press Ctrl-Alt-Shift to exit mouse grab";
422 status = " - Press Right-Ctrl to exit mouse grab";
424 status = " - Press Ctrl-Alt to exit mouse grab";
428 snprintf(win_title, sizeof(win_title), "QEMU (%s)%s", qemu_name, status);
429 snprintf(icon_title, sizeof(icon_title), "QEMU (%s)", qemu_name);
431 snprintf(win_title, sizeof(win_title), "QEMU%s", status);
432 snprintf(icon_title, sizeof(icon_title), "QEMU");
435 SDL_WM_SetCaption(win_title, icon_title);
438 static void sdl_hide_cursor(void)
443 if (kbd_mouse_is_absolute()) {
445 SDL_SetCursor(sdl_cursor_hidden);
451 static void sdl_show_cursor(void)
456 if (!kbd_mouse_is_absolute()) {
459 (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
460 SDL_SetCursor(guest_sprite);
462 SDL_SetCursor(sdl_cursor_normal);
466 static void sdl_grab_start(void)
469 SDL_SetCursor(guest_sprite);
470 if (!kbd_mouse_is_absolute() && !absolute_enabled)
471 SDL_WarpMouse(guest_x, guest_y);
475 if (SDL_WM_GrabInput(SDL_GRAB_ON) == SDL_GRAB_ON) {
477 sdl_update_caption();
482 static void sdl_grab_end(void)
484 SDL_WM_GrabInput(SDL_GRAB_OFF);
487 sdl_update_caption();
490 static void sdl_mouse_mode_change(Notifier *notify)
492 if (kbd_mouse_is_absolute()) {
493 if (!absolute_enabled) {
498 absolute_enabled = 1;
500 } else if (absolute_enabled) {
502 absolute_enabled = 0;
506 static void sdl_send_mouse_event(int dx, int dy, int dz, int x, int y, int state)
510 if (state & SDL_BUTTON(SDL_BUTTON_LEFT))
511 buttons |= MOUSE_EVENT_LBUTTON;
512 if (state & SDL_BUTTON(SDL_BUTTON_RIGHT))
513 buttons |= MOUSE_EVENT_RBUTTON;
514 if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
515 buttons |= MOUSE_EVENT_MBUTTON;
517 if (kbd_mouse_is_absolute()) {
518 dx = x * 0x7FFF / (width - 1);
519 dy = y * 0x7FFF / (height - 1);
520 } else if (guest_cursor) {
529 kbd_mouse_event(dx, dy, dz, buttons);
532 static void toggle_full_screen(DisplayState *ds)
534 gui_fullscreen = !gui_fullscreen;
535 do_sdl_resize(real_screen->w, real_screen->h, real_screen->format->BitsPerPixel);
536 if (gui_fullscreen) {
538 gui_saved_grab = gui_grab;
548 static void sdl_refresh(DisplayState *ds)
550 SDL_Event ev1, *ev = &ev1;
552 int buttonstate = SDL_GetMouseState(NULL, NULL);
554 if (last_vm_running != vm_running) {
555 last_vm_running = vm_running;
556 sdl_update_caption();
560 SDL_EnableUNICODE(!is_graphic_console());
562 while (SDL_PollEvent(ev)) {
564 case SDL_VIDEOEXPOSE:
565 sdl_update(ds, 0, 0, real_screen->w, real_screen->h);
569 if (ev->type == SDL_KEYDOWN) {
571 mod_state = (SDL_GetModState() & (gui_grab_code | KMOD_LSHIFT)) ==
572 (gui_grab_code | KMOD_LSHIFT);
573 } else if (ctrl_grab) {
574 mod_state = (SDL_GetModState() & KMOD_RCTRL) == KMOD_RCTRL;
576 mod_state = (SDL_GetModState() & gui_grab_code) ==
579 gui_key_modifier_pressed = mod_state;
580 if (gui_key_modifier_pressed) {
582 keycode = sdl_keyevent_to_keycode(&ev->key);
584 case 0x21: /* 'f' key on US keyboard */
585 toggle_full_screen(ds);
588 case 0x16: /* 'u' key on US keyboard */
594 case 0x02 ... 0x0a: /* '1' to '9' keys */
595 /* Reset the modifiers sent to the current console */
597 console_select(keycode - 0x02);
598 if (!is_graphic_console()) {
599 /* display grab if going to a text console */
608 } else if (!is_graphic_console()) {
611 if (ev->key.keysym.mod & (KMOD_LCTRL | KMOD_RCTRL)) {
612 switch(ev->key.keysym.sym) {
613 case SDLK_UP: keysym = QEMU_KEY_CTRL_UP; break;
614 case SDLK_DOWN: keysym = QEMU_KEY_CTRL_DOWN; break;
615 case SDLK_LEFT: keysym = QEMU_KEY_CTRL_LEFT; break;
616 case SDLK_RIGHT: keysym = QEMU_KEY_CTRL_RIGHT; break;
617 case SDLK_HOME: keysym = QEMU_KEY_CTRL_HOME; break;
618 case SDLK_END: keysym = QEMU_KEY_CTRL_END; break;
619 case SDLK_PAGEUP: keysym = QEMU_KEY_CTRL_PAGEUP; break;
620 case SDLK_PAGEDOWN: keysym = QEMU_KEY_CTRL_PAGEDOWN; break;
624 switch(ev->key.keysym.sym) {
625 case SDLK_UP: keysym = QEMU_KEY_UP; break;
626 case SDLK_DOWN: keysym = QEMU_KEY_DOWN; break;
627 case SDLK_LEFT: keysym = QEMU_KEY_LEFT; break;
628 case SDLK_RIGHT: keysym = QEMU_KEY_RIGHT; break;
629 case SDLK_HOME: keysym = QEMU_KEY_HOME; break;
630 case SDLK_END: keysym = QEMU_KEY_END; break;
631 case SDLK_PAGEUP: keysym = QEMU_KEY_PAGEUP; break;
632 case SDLK_PAGEDOWN: keysym = QEMU_KEY_PAGEDOWN; break;
633 case SDLK_BACKSPACE: keysym = QEMU_KEY_BACKSPACE; break;
634 case SDLK_DELETE: keysym = QEMU_KEY_DELETE; break;
639 kbd_put_keysym(keysym);
640 } else if (ev->key.keysym.unicode != 0) {
641 kbd_put_keysym(ev->key.keysym.unicode);
644 } else if (ev->type == SDL_KEYUP) {
646 mod_state = (ev->key.keysym.mod & gui_grab_code);
648 mod_state = (ev->key.keysym.mod &
649 (gui_grab_code | KMOD_LSHIFT));
652 if (gui_key_modifier_pressed) {
653 gui_key_modifier_pressed = 0;
654 if (gui_keysym == 0) {
655 /* exit/enter grab if pressing Ctrl-Alt */
657 /* if the application is not active,
658 do not try to enter grab state. It
660 'SDL_WM_GrabInput(SDL_GRAB_ON)'
661 from blocking all the application
663 if (SDL_GetAppState() & SDL_APPACTIVE)
668 /* SDL does not send back all the
669 modifiers key, so we must correct it */
677 if (is_graphic_console() && !gui_keysym)
678 sdl_process_key(&ev->key);
682 qemu_system_shutdown_request();
684 case SDL_MOUSEMOTION:
685 if (gui_grab || kbd_mouse_is_absolute() ||
687 sdl_send_mouse_event(ev->motion.xrel, ev->motion.yrel, 0,
688 ev->motion.x, ev->motion.y, ev->motion.state);
691 case SDL_MOUSEBUTTONDOWN:
692 case SDL_MOUSEBUTTONUP:
694 SDL_MouseButtonEvent *bev = &ev->button;
695 if (!gui_grab && !kbd_mouse_is_absolute()) {
696 if (ev->type == SDL_MOUSEBUTTONDOWN &&
697 (bev->button == SDL_BUTTON_LEFT)) {
698 /* start grabbing all events */
704 if (ev->type == SDL_MOUSEBUTTONDOWN) {
705 buttonstate |= SDL_BUTTON(bev->button);
707 buttonstate &= ~SDL_BUTTON(bev->button);
709 #ifdef SDL_BUTTON_WHEELUP
710 if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
712 } else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) {
716 sdl_send_mouse_event(0, 0, dz, bev->x, bev->y, buttonstate);
720 case SDL_ACTIVEEVENT:
721 if (gui_grab && ev->active.state == SDL_APPINPUTFOCUS &&
722 !ev->active.gain && !gui_fullscreen_initial_grab) {
725 if (ev->active.state & SDL_APPACTIVE) {
726 if (ev->active.gain) {
727 /* Back to default interval */
728 dcl->gui_timer_interval = 0;
731 /* Sleeping interval */
732 dcl->gui_timer_interval = 500;
737 case SDL_VIDEORESIZE:
739 SDL_ResizeEvent *rev = &ev->resize;
740 int bpp = real_screen->format->BitsPerPixel;
741 if (bpp != 16 && bpp != 32)
743 do_sdl_resize(rev->w, rev->h, bpp);
745 if (!is_buffer_shared(ds->surface)) {
746 ds->surface = qemu_resize_displaysurface(ds, ds_get_width(ds), ds_get_height(ds));
759 static void sdl_fill(DisplayState *ds, int x, int y, int w, int h, uint32_t c)
761 SDL_Rect dst = { x, y, w, h };
762 SDL_FillRect(real_screen, &dst, c);
765 static void sdl_mouse_warp(int x, int y, int on)
770 if (gui_grab || kbd_mouse_is_absolute() || absolute_enabled) {
771 SDL_SetCursor(guest_sprite);
772 if (!kbd_mouse_is_absolute() && !absolute_enabled)
778 guest_x = x, guest_y = y;
781 static void sdl_mouse_define(int width, int height, int bpp,
782 int hot_x, int hot_y,
783 uint8_t *image, uint8_t *mask)
785 uint8_t sprite[256], *line;
786 int x, y, dst, bypl, src = 0;
788 SDL_FreeCursor(guest_sprite);
790 memset(sprite, 0, 256);
791 bypl = ((width * bpp + 31) >> 5) << 2;
792 for (y = 0, dst = 0; y < height; y ++, image += bypl) {
794 for (x = 0; x < width; x ++, dst ++) {
797 src = *(line ++); src |= *(line ++); src |= *(line ++); line++;
800 src = *(line ++); src |= *(line ++); src |= *(line ++);
804 src = *(line ++); src |= *(line ++);
810 src = 0xf & (line[x >> 1] >> ((x & 1)) << 2);
813 src = 3 & (line[x >> 2] >> ((x & 3)) << 1);
816 src = 1 & (line[x >> 3] >> (x & 7));
820 sprite[dst >> 3] |= (1 << (~dst & 7)) & mask[dst >> 3];
823 guest_sprite = SDL_CreateCursor(sprite, mask, width, height, hot_x, hot_y);
826 (gui_grab || kbd_mouse_is_absolute() || absolute_enabled))
827 SDL_SetCursor(guest_sprite);
830 static void sdl_cleanup(void)
833 SDL_FreeCursor(guest_sprite);
834 SDL_QuitSubSystem(SDL_INIT_VIDEO);
837 void sdl_display_init(DisplayState *ds, int full_screen, int no_frame)
841 DisplayAllocator *da;
842 const SDL_VideoInfo *vi;
844 #if defined(__APPLE__)
845 /* always use generic keymaps */
846 if (!keyboard_layout)
847 keyboard_layout = "en-us";
849 if(keyboard_layout) {
850 kbd_layout = init_keyboard_layout(name2keysym, keyboard_layout);
858 flags = SDL_INIT_VIDEO | SDL_INIT_NOPARACHUTE;
859 if (SDL_Init (flags)) {
860 fprintf(stderr, "Could not initialize SDL(%s) - exiting\n",
864 vi = SDL_GetVideoInfo();
865 host_format = *(vi->vfmt);
867 dcl = qemu_mallocz(sizeof(DisplayChangeListener));
868 dcl->dpy_update = sdl_update;
869 dcl->dpy_resize = sdl_resize;
870 dcl->dpy_refresh = sdl_refresh;
871 dcl->dpy_setdata = sdl_setdata;
872 dcl->dpy_fill = sdl_fill;
873 ds->mouse_set = sdl_mouse_warp;
874 ds->cursor_define = sdl_mouse_define;
875 register_displaychangelistener(ds, dcl);
877 da = qemu_mallocz(sizeof(DisplayAllocator));
878 da->create_displaysurface = sdl_create_displaysurface;
879 da->resize_displaysurface = sdl_resize_displaysurface;
880 da->free_displaysurface = sdl_free_displaysurface;
881 if (register_displayallocator(ds, da) == da) {
885 mouse_mode_notifier.notify = sdl_mouse_mode_change;
886 qemu_add_mouse_mode_change_notifier(&mouse_mode_notifier);
888 sdl_update_caption();
889 SDL_EnableKeyRepeat(250, 50);
892 sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
893 sdl_cursor_normal = SDL_GetCursor();
898 gui_fullscreen_initial_grab = 1;