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steamcompmgr: reject WM_CHANGE_STATE messages

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This commit is contained in:
Simon Ser 2020-08-21 14:33:42 +02:00
parent 5b3ea51f7b
commit 5e201b3c08
1 changed files with 26 additions and 0 deletions
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26
src/steamcompmgr.cpp
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@ -229,6 +229,7 @@ static Atom netWMStateSkipPagerAtom;
static Atom WLSurfaceIDAtom;
static Atom WMStateAtom;
static Atom steamInputFocusAtom;
static Atom WMChangeStateAtom;
static Atom steamTouchClickModeAtom;
static Atom utf8StringAtom;
static Atom netWMNameAtom;
@ -2454,6 +2455,26 @@ handle_system_tray_opcode(Display *dpy, XClientMessageEvent *ev)
}
}
/* See http://tronche.com/gui/x/icccm/sec-4.html#s-4.1.4 */
static void
handle_wm_change_state(Display *dpy, win *w, XClientMessageEvent *ev)
{
long state = ev->data.l[0];
if (state == ICCCM_ICONIC_STATE) {
/* Wine will request iconic state and cannot ensure that the WM has
* agreed on it; immediately revert to normal state to avoid being
* stuck in a paused state. */
fprintf(stderr, "Rejecting WM_CHANGE_STATE to ICONIC for window 0x%lx\n", w->id);
uint32_t wmState[] = { ICCCM_NORMAL_STATE, None };
XChangeProperty(dpy, w->id, WMStateAtom, WMStateAtom, 32,
PropModeReplace, (unsigned char *)wmState,
sizeof(wmState) / sizeof(wmState[0]));
} else {
fprintf(stderr, "Unhandled WM_CHANGE_STATE to %ld for window 0x%lx\n", state, w->id);
}
}
static void
handle_client_message(Display *dpy, XClientMessageEvent *ev)
{
@ -2478,6 +2499,10 @@ handle_client_message(Display *dpy, XClientMessageEvent *ev)
{
handle_net_wm_state( dpy, w, ev );
}
else if ( ev->message_type == WMChangeStateAtom )
{
handle_wm_change_state( dpy, w, ev );
}
else if ( ev->message_type != 0 )
{
fprintf( stderr, "Unhandled client message: %s\n", XGetAtomName( dpy, ev->message_type ) );
@ -3412,6 +3437,7 @@ steamcompmgr_main (int argc, char **argv)
steamStreamingClientAtom = XInternAtom (dpy, "STEAM_STREAMING_CLIENT", False);
steamStreamingClientVideoAtom = XInternAtom (dpy, "STEAM_STREAMING_CLIENT_VIDEO", False);
gamescopeCtrlAppIDAtom = XInternAtom (dpy, "GAMESCOPECTRL_BASELAYER_APPID", False);
WMChangeStateAtom = XInternAtom (dpy, "WM_CHANGE_STATE", False);
root_width = DisplayWidth (dpy, scr);
root_height = DisplayHeight (dpy, scr);