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

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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
1 changed files with 16 additions and 14 deletions
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30
ui/sdl.c
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@ -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;