full screen support (initial patch by malc)

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@772 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard 2004-04-28 19:33:40 +00:00
parent bbc9d34839
commit 8e9c4afe70

57
sdl.c
View File

@ -32,6 +32,10 @@
static SDL_Surface *screen;
static int gui_grab; /* if true, all keyboard/mouse events are grabbed */
static int last_vm_running;
static int gui_saved_grab;
static int gui_fullscreen;
static int gui_key_modifier_pressed;
static int gui_keysym;
static void sdl_update(DisplayState *ds, int x, int y, int w, int h)
{
@ -47,6 +51,8 @@ static void sdl_resize(DisplayState *ds, int w, int h)
flags = SDL_HWSURFACE|SDL_ASYNCBLIT|SDL_HWACCEL;
flags |= SDL_RESIZABLE;
if (gui_fullscreen)
flags |= SDL_FULLSCREEN;
screen = SDL_SetVideoMode(w, h, 0, flags);
if (!screen) {
fprintf(stderr, "Could not open SDL display\n");
@ -208,10 +214,26 @@ static void sdl_send_mouse_event(void)
kbd_mouse_event(dx, dy, dz, buttons);
}
static void toggle_full_screen(DisplayState *ds)
{
gui_fullscreen = !gui_fullscreen;
sdl_resize(ds, screen->w, screen->h);
if (gui_fullscreen) {
gui_saved_grab = gui_grab;
sdl_grab_start();
} else {
if (!gui_saved_grab)
sdl_grab_end();
}
vga_update_display();
sdl_update(ds, 0, 0, screen->w, screen->h);
}
static void sdl_refresh(DisplayState *ds)
{
SDL_Event ev1, *ev = &ev1;
int mod_state;
if (last_vm_running != vm_running) {
last_vm_running = vm_running;
sdl_update_caption();
@ -226,13 +248,32 @@ static void sdl_refresh(DisplayState *ds)
case SDL_KEYDOWN:
case SDL_KEYUP:
if (ev->type == SDL_KEYDOWN) {
if ((SDL_GetModState() & (KMOD_LSHIFT | KMOD_LCTRL)) ==
(KMOD_LSHIFT | KMOD_LCTRL)) {
/* exit/enter grab if pressing Ctrl-Shift */
if (!gui_grab)
sdl_grab_start();
else
sdl_grab_end();
mod_state = (SDL_GetModState() & (KMOD_LSHIFT | KMOD_LCTRL)) ==
(KMOD_LSHIFT | KMOD_LCTRL);
gui_key_modifier_pressed = mod_state;
if (gui_key_modifier_pressed &&
ev->key.keysym.sym == SDLK_f) {
gui_keysym = ev->key.keysym.sym;
}
} else if (ev->type == SDL_KEYUP) {
mod_state = (SDL_GetModState() & (KMOD_LSHIFT | KMOD_LCTRL));
if (!mod_state) {
if (gui_key_modifier_pressed) {
switch(gui_keysym) {
case SDLK_f:
toggle_full_screen(ds);
break;
case 0:
/* exit/enter grab if pressing Ctrl-Shift */
if (!gui_grab)
sdl_grab_start();
else
sdl_grab_end();
break;
}
gui_key_modifier_pressed = 0;
gui_keysym = 0;
}
}
}
sdl_process_key(&ev->key);