Fix clazy qmap-with-pointer-key warnings

From the clazy docs:

Finds cases where you're using QMap<K,T> and K is a pointer.

QMap has the particularity of sorting it's keys, but sorting
by memory address makes no sense. Use QHash instead, which
provides faster lookups.

python/gui/editorwidgets/core/qgseditorwidgetfactory.sip

@@ -108,7 +108,7 @@ class QgsEditorWidgetFactory
      * @return A map of widget type names and weight values
      * @note not available in Python bindings
      */
-    //virtual QMap<const char*, int> supportedWidgetTypes() { return QMap<const char*, int>(); }
+    //virtual QHash<const char*, int> supportedWidgetTypes();
 
     /**
      * Create a pretty String representation of the value.

src/app/qgsfeatureaction.cpp

@@ -257,4 +257,4 @@ void QgsFeatureAction::onFeatureSaved( const QgsFeature& feature )
   }
 }
 
-QMap<QgsVectorLayer *, QgsAttributeMap> QgsFeatureAction::sLastUsedValues;
+QHash<QgsVectorLayer *, QgsAttributeMap> QgsFeatureAction::sLastUsedValues;

src/app/qgsfeatureaction.h

@@ -64,7 +64,7 @@ class APP_EXPORT QgsFeatureAction : public QAction
 
     bool mFeatureSaved;
 
-    static QMap<QgsVectorLayer *, QgsAttributeMap> sLastUsedValues;
+    static QHash<QgsVectorLayer *, QgsAttributeMap> sLastUsedValues;
 };
 
 #endif

src/app/qgsmaptoolreshape.cpp

@@ -105,7 +105,7 @@ void QgsMapToolReshape::cadCanvasReleaseEvent( QgsMapMouseEvent * e )
           if ( vlayer->geometryType() == QgsWkbTypes::PolygonGeometry )
           {
             //ignore all current layer features as they should be reshaped too
-            QMap<QgsVectorLayer*, QSet<QgsFeatureId> > ignoreFeatures;
+            QHash<QgsVectorLayer*, QSet<QgsFeatureId> > ignoreFeatures;
             ignoreFeatures.insert( vlayer, vlayer->allFeatureIds() );
 
             if ( geom.avoidIntersections( ignoreFeatures ) != 0 )

src/core/geometry/qgsgeometry.cpp

@@ -1790,7 +1790,7 @@ bool QgsGeometry::deletePart( int partNum )
   return ok;
 }
 
-int QgsGeometry::avoidIntersections( const QMap<QgsVectorLayer*, QSet< QgsFeatureId > >& ignoreFeatures )
+int QgsGeometry::avoidIntersections( const QHash<QgsVectorLayer *, QSet<QgsFeatureId> > &ignoreFeatures )
 {
   if ( !d->geometry )
   {

src/core/geometry/qgsgeometry.h

@@ -737,7 +737,7 @@ class CORE_EXPORT QgsGeometry
      *  @param ignoreFeatures possibility to give a list of features where intersections should be ignored (not available in python bindings)
      *  @note added in 1.5
      */
-    int avoidIntersections( const QMap<QgsVectorLayer*, QSet<QgsFeatureId> >& ignoreFeatures = ( QMap<QgsVectorLayer*, QSet<QgsFeatureId> >() ) );
+    int avoidIntersections( const QHash<QgsVectorLayer*, QSet<QgsFeatureId> >& ignoreFeatures = ( QHash<QgsVectorLayer*, QSet<QgsFeatureId> >() ) );
 
     /** \ingroup core
      */

src/core/geometry/qgsgeometryeditutils.cpp

@@ -225,7 +225,7 @@ bool QgsGeometryEditUtils::deletePart( QgsAbstractGeometry* geom, int partNum )
   return c->removeGeometry( partNum );
 }
 
-QgsAbstractGeometry* QgsGeometryEditUtils::avoidIntersections( const QgsAbstractGeometry& geom, QMap<QgsVectorLayer*, QSet<QgsFeatureId> > ignoreFeatures )
+QgsAbstractGeometry* QgsGeometryEditUtils::avoidIntersections( const QgsAbstractGeometry& geom, QHash<QgsVectorLayer *, QSet<QgsFeatureId> > ignoreFeatures )
 {
   QScopedPointer<QgsGeometryEngine> geomEngine( QgsGeometry::createGeometryEngine( &geom ) );
   if ( geomEngine.isNull() )
@@ -256,7 +256,7 @@ QgsAbstractGeometry* QgsGeometryEditUtils::avoidIntersections( const QgsAbstract
     if ( currentLayer )
     {
       QgsFeatureIds ignoreIds;
-      QMap<QgsVectorLayer*, QSet<qint64> >::const_iterator ignoreIt = ignoreFeatures.find( currentLayer );
+      QHash<QgsVectorLayer*, QSet<qint64> >::const_iterator ignoreIt = ignoreFeatures.find( currentLayer );
       if ( ignoreIt != ignoreFeatures.constEnd() )
         ignoreIds = ignoreIt.value();
 

src/core/geometry/qgsgeometryeditutils.h

@@ -60,7 +60,7 @@ class QgsGeometryEditUtils
      * @param geom geometry to alter
      * @param ignoreFeatures map of layer to feature id of features to ignore
      */
-    static QgsAbstractGeometry* avoidIntersections( const QgsAbstractGeometry& geom, QMap<QgsVectorLayer*, QSet<QgsFeatureId> > ignoreFeatures = ( QMap<QgsVectorLayer*, QSet<QgsFeatureId> >() ) );
+    static QgsAbstractGeometry* avoidIntersections( const QgsAbstractGeometry& geom, QHash<QgsVectorLayer*, QSet<QgsFeatureId> > ignoreFeatures = ( QHash<QgsVectorLayer*, QSet<QgsFeatureId> >() ) );
 };
 
 #endif // QGSGEOMETRYEDITUTILS_H

src/gui/editorwidgets/core/qgseditorwidgetfactory.h

@@ -125,7 +125,7 @@ class GUI_EXPORT QgsEditorWidgetFactory
      * @return A map of widget type names and weight values
      * @note not available in Python bindings
      */
-    virtual QMap<const char*, int> supportedWidgetTypes() { return QMap<const char*, int>(); }
+    virtual QHash<const char*, int> supportedWidgetTypes() { return QHash<const char*, int>(); }
 
     /**
      * Create a pretty String representation of the value.

src/gui/editorwidgets/core/qgseditorwidgetregistry.cpp

@@ -207,8 +207,8 @@ bool QgsEditorWidgetRegistry::registerWidget( const QString& widgetId, QgsEditor
     mWidgetFactories.insert( widgetId, widgetFactory );
 
     // Use this factory as default where it provides the heighest priority
-    QMap<const char*, int> types = widgetFactory->supportedWidgetTypes();
-    QMap<const char*, int>::ConstIterator it;
+    QHash<const char*, int> types = widgetFactory->supportedWidgetTypes();
+    QHash<const char*, int>::ConstIterator it;
     it = types.constBegin();
 
     for ( ; it != types.constEnd(); ++it )

src/gui/editorwidgets/qgscheckboxwidgetfactory.cpp

@@ -61,9 +61,9 @@ void QgsCheckboxWidgetFactory::writeConfig( const QgsEditorWidgetConfig& config,
   configElement.setAttribute( "UncheckedState", config.value( "UncheckedState", "0" ).toString() );
 }
 
-QMap<const char*, int> QgsCheckboxWidgetFactory::supportedWidgetTypes()
+QHash<const char*, int> QgsCheckboxWidgetFactory::supportedWidgetTypes()
 {
-  QMap<const char*, int> map = QMap<const char*, int>();
+  QHash<const char*, int> map = QHash<const char*, int>();
   map.insert( QCheckBox::staticMetaObject.className(), 10 );
   map.insert( QGroupBox::staticMetaObject.className(), 10 );
   return map;

src/gui/editorwidgets/qgscheckboxwidgetfactory.h

@@ -35,7 +35,7 @@ class GUI_EXPORT QgsCheckboxWidgetFactory : public QgsEditorWidgetFactory
     QgsEditorConfigWidget* configWidget( QgsVectorLayer* vl, int fieldIdx, QWidget* parent ) const override;
     QgsEditorWidgetConfig readConfig( const QDomElement& configElement, QgsVectorLayer* layer, int fieldIdx ) override;
     void writeConfig( const QgsEditorWidgetConfig& config, QDomElement& configElement, QDomDocument& doc, const QgsVectorLayer* layer, int fieldIdx ) override;
-    QMap<const char*, int> supportedWidgetTypes() override;
+    QHash<const char *, int> supportedWidgetTypes() override;
     unsigned int fieldScore( const QgsVectorLayer* vl, int fieldIdx ) const override;
 };
 

src/gui/editorwidgets/qgsdatetimeeditfactory.cpp

@@ -108,9 +108,9 @@ Qt::AlignmentFlag QgsDateTimeEditFactory::alignmentFlag( QgsVectorLayer* vl, int
   return Qt::AlignLeft;
 }
 
-QMap<const char*, int> QgsDateTimeEditFactory::supportedWidgetTypes()
+QHash<const char*, int> QgsDateTimeEditFactory::supportedWidgetTypes()
 {
-  QMap<const char*, int> map = QMap<const char*, int>();
+  QHash<const char*, int> map = QHash<const char*, int>();
   map.insert( QDateTimeEdit::staticMetaObject.className(), 10 );
   map.insert( QgsDateTimeEdit::staticMetaObject.className(), 10 );
   return map;

src/gui/editorwidgets/qgsdatetimeeditfactory.h

@@ -41,7 +41,7 @@ class GUI_EXPORT QgsDateTimeEditFactory : public QgsEditorWidgetFactory
     void writeConfig( const QgsEditorWidgetConfig& config, QDomElement& configElement, QDomDocument& doc, const QgsVectorLayer* layer, int fieldIdx ) override;
     QString representValue( QgsVectorLayer* vl, int fieldIdx, const QgsEditorWidgetConfig& config, const QVariant& cache, const QVariant& value ) const override;
     Qt::AlignmentFlag alignmentFlag( QgsVectorLayer *vl, int fieldIdx, const QgsEditorWidgetConfig &config ) const override;
-    virtual QMap<const char*, int> supportedWidgetTypes() override;
+    virtual QHash<const char*, int> supportedWidgetTypes() override;
     unsigned int fieldScore( const QgsVectorLayer* vl, int fieldIdx ) const override;
 };
 

src/gui/editorwidgets/qgsrangewidgetfactory.cpp

@@ -79,9 +79,9 @@ unsigned int QgsRangeWidgetFactory::fieldScore( const QgsVectorLayer* vl, int fi
   return 0;
 }
 
-QMap<const char*, int> QgsRangeWidgetFactory::supportedWidgetTypes()
+QHash<const char*, int> QgsRangeWidgetFactory::supportedWidgetTypes()
 {
-  QMap<const char*, int> map = QMap<const char*, int>();
+  QHash<const char*, int> map = QHash<const char*, int>();
   map.insert( QSlider::staticMetaObject.className(), 10 );
   map.insert( QDial::staticMetaObject.className(), 10 );
   map.insert( QSpinBox::staticMetaObject.className(), 10 );

src/gui/editorwidgets/qgsrangewidgetfactory.h

@@ -34,7 +34,7 @@ class GUI_EXPORT QgsRangeWidgetFactory : public QgsEditorWidgetFactory
     virtual QgsEditorConfigWidget* configWidget( QgsVectorLayer* vl, int fieldIdx, QWidget* parent ) const override;
     virtual QgsEditorWidgetConfig readConfig( const QDomElement& configElement, QgsVectorLayer* layer, int fieldIdx ) override;
     virtual void writeConfig( const QgsEditorWidgetConfig& config, QDomElement& configElement, QDomDocument& doc, const QgsVectorLayer* layer, int fieldIdx ) override;
-    virtual QMap<const char*, int> supportedWidgetTypes() override;
+    virtual QHash<const char *, int> supportedWidgetTypes() override;
 
   private:
     virtual unsigned int fieldScore( const QgsVectorLayer *vl, int fieldIdx ) const override;

src/gui/editorwidgets/qgsrelationreferencefactory.cpp

@@ -109,9 +109,9 @@ void QgsRelationReferenceFactory::writeConfig( const QgsEditorWidgetConfig& conf
   }
 }
 
-QMap<const char*, int> QgsRelationReferenceFactory::supportedWidgetTypes()
+QHash<const char*, int> QgsRelationReferenceFactory::supportedWidgetTypes()
 {
-  QMap<const char*, int> map = QMap<const char*, int>();
+  QHash<const char*, int> map = QHash<const char*, int>();
   map.insert( QgsRelationReferenceWidget::staticMetaObject.className(), 10 );
   return map;
 }

src/gui/editorwidgets/qgsrelationreferencefactory.h

@@ -86,7 +86,7 @@ class GUI_EXPORT QgsRelationReferenceFactory : public QgsEditorWidgetFactory
 
     virtual QVariant sortValue( QgsVectorLayer *vl, int fieldIdx, const QgsEditorWidgetConfig &config, const QVariant &cache, const QVariant &value ) const override;
 
-    virtual QMap<const char*, int> supportedWidgetTypes() override;
+    virtual QHash<const char *, int> supportedWidgetTypes() override;
 
   private:
     QgsAttributeEditorContext mEditorContext;

src/gui/editorwidgets/qgsvaluemapwidgetfactory.cpp

@@ -109,9 +109,9 @@ Qt::AlignmentFlag QgsValueMapWidgetFactory::alignmentFlag( QgsVectorLayer* vl, i
   return Qt::AlignLeft;
 }
 
-QMap<const char*, int> QgsValueMapWidgetFactory::supportedWidgetTypes()
+QHash<const char*, int> QgsValueMapWidgetFactory::supportedWidgetTypes()
 {
-  QMap<const char*, int> map = QMap<const char*, int>();
+  QHash<const char*, int> map = QHash<const char*, int>();
   map.insert( QComboBox::staticMetaObject.className(), 10 );
   return map;
 }

src/gui/editorwidgets/qgsvaluemapwidgetfactory.h

@@ -38,7 +38,7 @@ class GUI_EXPORT QgsValueMapWidgetFactory : public QgsEditorWidgetFactory
     QString representValue( QgsVectorLayer* vl, int fieldIdx, const QgsEditorWidgetConfig& config, const QVariant& cache, const QVariant& value ) const override;
     QVariant sortValue( QgsVectorLayer *vl, int fieldIdx, const QgsEditorWidgetConfig &config, const QVariant &cache, const QVariant &value ) const override;
     Qt::AlignmentFlag alignmentFlag( QgsVectorLayer *vl, int fieldIdx, const QgsEditorWidgetConfig &config ) const override;
-    virtual QMap<const char*, int> supportedWidgetTypes() override;
+    virtual QHash<const char *, int> supportedWidgetTypes() override;
 };
 
 #endif // QGSVALUEMAPWIDGETFACTORY_H

src/gui/symbology-ng/qgsrulebasedrendererwidget.cpp

@@ -507,7 +507,7 @@ void QgsRuleBasedRendererWidget::countFeatures()
   {
     return;
   }
-  QMap<QgsRuleBasedRenderer::Rule*, QgsRuleBasedRendererCount> countMap;
+  QHash<QgsRuleBasedRenderer::Rule*, QgsRuleBasedRendererCount> countMap;
 
   QgsRuleBasedRenderer::RuleList ruleList = mRenderer->rootRule()->descendants();
   // insert all so that we have counts 0
@@ -1285,7 +1285,7 @@ void QgsRuleBasedRendererModel::finishedAddingRules()
   emit endInsertRows();
 }
 
-void QgsRuleBasedRendererModel::setFeatureCounts( const QMap<QgsRuleBasedRenderer::Rule*, QgsRuleBasedRendererCount>& theCountMap )
+void QgsRuleBasedRendererModel::setFeatureCounts( const QHash<QgsRuleBasedRenderer::Rule*, QgsRuleBasedRendererCount>& theCountMap )
 {
   mFeatureCountMap = theCountMap;
   updateRule( QModelIndex() );

src/gui/symbology-ng/qgsrulebasedrendererwidget.h

@@ -85,12 +85,12 @@ class GUI_EXPORT QgsRuleBasedRendererModel : public QAbstractItemModel
     void finishedAddingRules(); // call endInsertRows
 
     //! @note not available in python bindungs
-    void setFeatureCounts( const QMap<QgsRuleBasedRenderer::Rule*, QgsRuleBasedRendererCount>& theCountMap );
+    void setFeatureCounts( const QHash<QgsRuleBasedRenderer::Rule *, QgsRuleBasedRendererCount> &theCountMap );
     void clearFeatureCounts();
 
   protected:
     QgsRuleBasedRenderer* mR;
-    QMap<QgsRuleBasedRenderer::Rule*, QgsRuleBasedRendererCount> mFeatureCountMap;
+    QHash<QgsRuleBasedRenderer::Rule*, QgsRuleBasedRendererCount> mFeatureCountMap;
 };
 
 

src/providers/ows/qgsowsdataitems.cpp

@@ -38,7 +38,7 @@ QgsOWSConnectionItem::~QgsOWSConnectionItem()
 QVector<QgsDataItem*> QgsOWSConnectionItem::createChildren()
 {
   QVector<QgsDataItem*> children;
-  QMap<QgsDataItem*, QString> serviceItems; // service/provider key
+  QHash<QgsDataItem*, QString> serviceItems; // service/provider key
 
   int layerCount = 0;
   // Try to open with WMS,WFS,WCS

src/server/qgswmsserver.h

@@ -89,7 +89,7 @@ class QgsWmsServer: public QgsOWSServer
     QImage* getLegendGraphics();
 
     typedef QSet<QgsSymbol*> SymbolSet;
-    typedef QMap<QgsVectorLayer*, SymbolSet> HitTest;
+    typedef QHash<QgsVectorLayer*, SymbolSet> HitTest;
 
     /** Returns the map as an image (or a null pointer in case of error). The caller takes ownership
     of the image object). If an instance to existing hit test structure is passed, instead of rendering