Limit the maximum width of legend embedded widgets

Since column is resized to contents, limit the expanded width of embedded widgets, if they are not already limited. Else, embedded widget may grow very wide due to large legend graphics.
qgis · Jun 14, 2019 · 26b86ba · 26b86ba
1 parent a79f2ba
commit 26b86ba
Showing 1 changed file with 10 additions and 1 deletion.
diff --git a/src/gui/layertree/qgslayertreeview.cpp b/src/gui/layertree/qgslayertreeview.cpp
@@ -159,7 +159,16 @@ void QgsLayerTreeView::modelRowsInserted( const QModelIndex &index, int start, i
         if ( QgsLayerTreeEmbeddedWidgetProvider *provider = QgsGui::layerTreeEmbeddedWidgetRegistry()->provider( providerId ) )
         {
           QModelIndex index = layerTreeModel()->legendNode2index( legendNodes[i] );
-          setIndexWidget( index, provider->createWidget( layer, i ) );
+          QWidget *wdgt = provider->createWidget( layer, i );
+          // Since column is resized to contents, limit the expanded width of embedded widgets,
+          // if they are not already limited, e.g. have the defaut MAX value.
+          // Else, embedded widget may grow very wide due to large legend graphics.
+          // TODO: Max width could be a configured setting.
+          if ( wdgt->maximumWidth() == QWIDGETSIZE_MAX )
+          {
+            wdgt->setMaximumWidth( 250 );
+          }
+          setIndexWidget( index, wdgt );
         }
       }
     }