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window-x11: Fix stage window check when running under non-X11 backends

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This code also runs when under the native backend for XWayland, so we
can't crash on an invalid cast there.
This commit is contained in:
Jasper St. Pierre 2014-08-15 12:37:15 -04:00
parent 38253a9f73
commit b8c13cc426
1 changed files with 7 additions and 3 deletions
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10
src/x11/window-x11.c
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@ -2803,9 +2803,13 @@ is_our_xwindow (MetaDisplay *display,
return TRUE; return TRUE;
{ {
MetaBackendX11 *backend = META_BACKEND_X11 (meta_get_backend ()); MetaBackend *backend = meta_get_backend ();
if (xwindow == meta_backend_x11_get_xwindow (backend))
return TRUE; if (META_IS_BACKEND_X11 (backend))
{
if (xwindow == meta_backend_x11_get_xwindow (META_BACKEND_X11 (backend)))
return TRUE;
}
} }
/* Any windows created via meta_create_offscreen_window */ /* Any windows created via meta_create_offscreen_window */