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Bug 344023. Clamp offscreen buffer size to avoid crashes on huge windows. r+sr=roc

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This commit is contained in:
Michael Ventnor 2008-12-03 14:18:58 +13:00
parent 98ae77c3c1
commit d920855c2b
1 changed files with 5 additions and 0 deletions
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5
widget/src/gtk2/nsWindow.cpp
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@ -2213,6 +2213,11 @@ nsWindow::OnExposeEvent(GtkWidget *aWidget, GdkEventExpose *aEvent)
depth = gdk_drawable_get_depth(GDK_DRAWABLE(mDrawingarea->inner_window));
}
// Make sure we won't create something that will overload the X server
nsSize safeSize = GetSafeWindowSize(boundsRect.Size());
boundsRect.width = safeSize.width;
boundsRect.height = safeSize.height;
if (!gUseBufferPixmap ||
boundsRect.width > gBufferPixmapMaxSize.width ||
boundsRect.height > gBufferPixmapMaxSize.height)