sdl: Do not grab mouse on mode switch while in background

When the mouse mode changes to absolute while the SDL windows is not in
focus, refrain from grabbing the input. It would steal from some other
window.

Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
This commit is contained in:
Jan Kiszka 2012-01-31 13:45:27 +01:00 committed by Anthony Liguori
parent 25de593506
commit 6659635619

View File

@ -483,12 +483,27 @@ static void sdl_grab_end(void)
sdl_update_caption();
}
static void absolute_mouse_grab(void)
{
int mouse_x, mouse_y;
if (SDL_GetAppState() & SDL_APPINPUTFOCUS) {
SDL_GetMouseState(&mouse_x, &mouse_y);
if (mouse_x > 0 && mouse_x < real_screen->w - 1 &&
mouse_y > 0 && mouse_y < real_screen->h - 1) {
sdl_grab_start();
}
}
}
static void sdl_mouse_mode_change(Notifier *notify, void *data)
{
if (kbd_mouse_is_absolute()) {
if (!absolute_enabled) {
sdl_grab_start();
absolute_enabled = 1;
if (is_graphic_console()) {
absolute_mouse_grab();
}
}
} else if (absolute_enabled) {
if (!gui_fullscreen) {
@ -571,19 +586,6 @@ static void toggle_full_screen(DisplayState *ds)
vga_hw_update();
}
static void absolute_mouse_grab(void)
{
int mouse_x, mouse_y;
if (SDL_GetAppState() & SDL_APPINPUTFOCUS) {
SDL_GetMouseState(&mouse_x, &mouse_y);
if (mouse_x > 0 && mouse_x < real_screen->w - 1 &&
mouse_y > 0 && mouse_y < real_screen->h - 1) {
sdl_grab_start();
}
}
}
static void handle_keydown(DisplayState *ds, SDL_Event *ev)
{
int mod_state;