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SDL: set a hint to not bypass the window compositor 

Without that, window effects in KWin get suspended as soon as any
qemu-sdl window becomes visible. While the SDL default makes sense
for games, it's not really suitable for QEMU.

Signed-off-by: Sebastian Krzyszkowiak <dos@dosowisko.net>
Message-id: 20181024143748.4425-1-dos@dosowisko.net
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Sebastian Krzyszkowiak 2018-10-24 16:37:48 +02:00 committed by Gerd Hoffmann
parent 285278ca78
commit 8c2b816fc5
1 changed files with 3 additions and 0 deletions
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3
ui/sdl2.c
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@ -786,6 +786,9 @@ static void sdl2_display_init(DisplayState *ds, DisplayOptions *o)
SDL_GetError());
exit(1);
}
#ifdef SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR /* only available since SDL 2.0.8 */
SDL_SetHint(SDL_HINT_VIDEO_X11_NET_WM_BYPASS_COMPOSITOR, "0");
#endif
SDL_SetHint(SDL_HINT_GRAB_KEYBOARD, "1");
memset(&info, 0, sizeof(info));
SDL_VERSION(&info.version);