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mutter-window: Add error traps check_needs_reshape

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A window might change its shape and close immediately and thus causing
XShapeGetRectangles to produce a BadWindow, use an error trap
to avoid that.
This commit is contained in:
Adel Gadllah 2010-09-27 20:10:35 +02:00
parent 33e2d15495
commit 1123fca3f2
1 changed files with 5 additions and 1 deletions
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6
src/compositor/mutter-window.c
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@ -1712,6 +1712,8 @@ static void
check_needs_reshape (MutterWindow *self) check_needs_reshape (MutterWindow *self)
{ {
MutterWindowPrivate *priv = self->priv; MutterWindowPrivate *priv = self->priv;
MetaScreen *screen = priv->screen;
MetaDisplay *display = meta_screen_get_display (screen);
if (!priv->needs_reshape) if (!priv->needs_reshape)
return; return;
@ -1722,15 +1724,17 @@ check_needs_reshape (MutterWindow *self)
#ifdef HAVE_SHAPE #ifdef HAVE_SHAPE
if (priv->shaped) if (priv->shaped)
{ {
Display *xdisplay = meta_display_get_xdisplay (meta_window_get_display (priv->window)); Display *xdisplay = meta_display_get_xdisplay (display);
XRectangle *rects; XRectangle *rects;
int n_rects, ordering; int n_rects, ordering;
meta_error_trap_push (display);
rects = XShapeGetRectangles (xdisplay, rects = XShapeGetRectangles (xdisplay,
priv->xwindow, priv->xwindow,
ShapeBounding, ShapeBounding,
&n_rects, &n_rects,
&ordering); &ordering);
meta_error_trap_pop (display, TRUE);
if (rects) if (rects)
{ {