Removed unused QgsLayerTreeModelLegendNode::SymbolLegacyRuleKeyRole

doc/api_break.dox

@@ -1016,6 +1016,11 @@ QgsLayerTreeModel        {#qgis_api_break_3_0_QgsLayerTreeMode}
 - setAutoCollapseSymbologyNodes() was removed. Use setAutoCollapseLegendNodes() instead.
 - autoCollapseSymbologyNodes() was removed. Use autoCollapseLegendNodes() instead.
 
+QgsLayerTreeModelLegendNode        {#qgis_api_break_3_0_QgsLayerTreeModelLegendNode}
+---------------------------
+
+- The SymbolLegacyRuleKeyRole role was removed. Use RuleKeyRole instead.
+
 
 QgsLayerTreeNode        {#qgis_api_break_3_0_QgsLayerTreeNode}
 ----------------

python/core/layertree/qgslayertreemodellegendnode.sip

@@ -20,7 +20,6 @@ class QgsLayerTreeModelLegendNode : QObject
     enum LegendNodeRoles
     {
       RuleKeyRole,                    //!< rule key of the node (QString)
-      SymbolLegacyRuleKeyRole,      //!< for QgsSymbolLegendNode only - legacy rule key (void ptr, to be cast to QgsSymbol ptr)
       ParentRuleKeyRole               //!< rule key of the parent legend node - for legends with tree hierarchy (QString). Added in 2.8
     };
 

src/core/layertree/qgslayertreemodel.cpp

@@ -1130,16 +1130,19 @@ QList<QgsLayerTreeModelLegendNode*> QgsLayerTreeModel::filterLegendNodes( const
   {
     Q_FOREACH ( QgsLayerTreeModelLegendNode* node, nodes )
     {
-      QgsSymbol* ruleKey = reinterpret_cast< QgsSymbol* >( node->data( QgsSymbolLegendNode::SymbolLegacyRuleKeyRole ).value<void*>() );
+      QString ruleKey = node->data( QgsSymbolLegendNode::RuleKeyRole ).toString();
       bool checked = mLegendFilterUsesExtent || node->data( Qt::CheckStateRole ).toInt() == Qt::Checked;
-      if ( ruleKey && checked )
+      if ( checked )
       {
-        QString ruleKey = node->data( QgsSymbolLegendNode::RuleKeyRole ).toString();
         if ( QgsVectorLayer* vl = qobject_cast<QgsVectorLayer*>( node->layerNode()->layer() ) )
         {
           if ( mLegendFilterHitTest->legendKeyVisible( ruleKey, vl ) )
             filtered << node;
         }
+        else
+        {
+          filtered << node;
+        }
       }
       else  // unknown node type or unchecked
         filtered << node;

src/core/layertree/qgslayertreemodellegendnode.cpp

@@ -311,10 +311,6 @@ QVariant QgsSymbolLegendNode::data( int role ) const
   {
     return mItem.ruleKey();
   }
-  else if ( role == SymbolLegacyRuleKeyRole )
-  {
-    return QVariant::fromValue<void*>( mItem.legacyRuleKey() );
-  }
   else if ( role == ParentRuleKeyRole )
   {
     return mItem.parentRuleKey();

src/core/layertree/qgslayertreemodellegendnode.h

@@ -49,7 +49,6 @@ class CORE_EXPORT QgsLayerTreeModelLegendNode : public QObject
     enum LegendNodeRoles
     {
       RuleKeyRole = Qt::UserRole,     //!< Rule key of the node (QString)
-      SymbolLegacyRuleKeyRole,      //!< For QgsSymbolLegendNode only - legacy rule key (void ptr, to be cast to QgsSymbol ptr)
       ParentRuleKeyRole               //!< Rule key of the parent legend node - for legends with tree hierarchy (QString). Added in 2.8
     };