On 08/06/2012 01:31 PM, Kuhn Matthias, Vermessung wrote:
> Which patch did you test?
>
> The first one is known to be broken. Are you sure you didn't test this one?
I did my test against second one. I am attaching my backported version
to QGIS 1.8
--
Ivan Mincik
diff --git a/src/core/qgsvectorlayer.cpp b/src/core/qgsvectorlayer.cpp
index f2589c3..6922dea 100644
--- a/src/core/qgsvectorlayer.cpp
+++ b/src/core/qgsvectorlayer.cpp
@@ -731,7 +731,7 @@ void QgsVectorLayer::drawRendererV2( QgsRenderContext& rendererContext, bool lab
{
break;
}
-
+#if 0 // MK: disable this totally as it breaks QT painting engine (can result in recursive repaint)
#ifndef Q_WS_MAC //MH: disable this on Mac for now to avoid problems with resizing
if ( mUpdateThreshold > 0 && 0 == featureCount % mUpdateThreshold )
{
@@ -745,6 +745,7 @@ void QgsVectorLayer::drawRendererV2( QgsRenderContext& rendererContext, bool lab
qApp->processEvents();
}
#endif //Q_WS_MAC
+#endif
bool sel = mSelectedFeatureIds.contains( fet.id() );
bool drawMarker = ( mEditable && ( !vertexMarkerOnlyForSelection || sel ) );
diff --git a/src/gui/qgsmapcanvas.cpp b/src/gui/qgsmapcanvas.cpp
index ed160aa..5d258f9 100644
--- a/src/gui/qgsmapcanvas.cpp
+++ b/src/gui/qgsmapcanvas.cpp
@@ -84,6 +84,8 @@ QgsMapCanvas::QgsMapCanvas( QWidget * parent, const char *name )
, mAntiAliasing( false )
{
Q_UNUSED( name );
+
+#if 0
//disable the update that leads to the resize crash
if ( viewport() )
{
@@ -91,6 +93,7 @@ QgsMapCanvas::QgsMapCanvas( QWidget * parent, const char *name )
viewport()->setAttribute( Qt::WA_PaintOnScreen, true );
#endif //ANDROID
}
+#endif
mScene = new QGraphicsScene();
setScene( mScene );
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