Don't recursively try to handle scroll event logic in nested scroll

areas Fixes #46871 (cherry picked from commit f589e6e)
qgis · Jan 25, 2022 · b22edd3 · b22edd3
1 parent 7580b8b
commit b22edd3
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/src/gui/qgsscrollarea.cpp b/src/gui/qgsscrollarea.cpp
@@ -144,6 +144,9 @@ void ScrollAreaFilter::addChild( QObject *child )
 {
   if ( child && child->isWidgetType() )
   {
+    if ( qobject_cast< QScrollArea * >( child ) )
+      return;
+
     child->installEventFilter( this );
     if ( QWidget *w = qobject_cast< QWidget * >( child ) )
       w->setMouseTracking( true );
@@ -161,6 +164,9 @@ void ScrollAreaFilter::removeChild( QObject *child )
 {
   if ( child && child->isWidgetType() )
   {
+    if ( qobject_cast< QScrollArea * >( child ) )
+      return;
+
     child->removeEventFilter( this );
 
     // also remove filter on existing children