From c624935a958783d3314fe6c2f6845e6b51a97f95 Mon Sep 17 00:00:00 2001
From: Tom Cooksey <thomas.cooksey@nokia.com>
Date: Mon, 8 Feb 2010 16:08:04 +0100
Subject: Add a pixmap modification hook to blur pixmap filter cache

We probably want to kick out filtered pixmaps from the cache when the
source pixmap is modified as well as just destroyed.

Reviewed-By: Samuel
---
 src/opengl/qglpixmapfilter.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/opengl/qglpixmapfilter.cpp b/src/opengl/qglpixmapfilter.cpp
index 37bb7c0..d5a11d9 100644
--- a/src/opengl/qglpixmapfilter.cpp
+++ b/src/opengl/qglpixmapfilter.cpp
@@ -394,6 +394,7 @@ void QGLBlurTextureCache::insertBlurTextureInfo(const QPixmap &pixmap, QGLBlurTe
     static bool hookAdded = false;
     if (!hookAdded) {
         QImagePixmapCleanupHooks::instance()->addPixmapDataDestructionHook(pixmapDestroyed);
+        QImagePixmapCleanupHooks::instance()->addPixmapDataModificationHook(pixmapDestroyed);
         hookAdded = true;
     }
 
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