Fix classes which violate the rule-of-three

(identified using clazy analyser)

Author: nyalldawson

python/core/raster/qgsrasterprojector.sip

@@ -58,4 +58,5 @@ class QgsRasterProjector : QgsRasterInterface
     static bool extentSize( const QgsCoordinateTransform& ct,
                             const QgsRectangle& theSrcExtent, int theSrcXSize, int theSrcYSize,
                             QgsRectangle& theDestExtent, int& theDestXSize, int& theDestYSize );
+
 };

python/gui/layertree/qgslayertreeembeddedwidgetregistry.sip

@@ -69,4 +69,8 @@ class QgsLayerTreeEmbeddedWidgetRegistry
   protected:
     //! Protected constructor - use instance() to access the registry.
     QgsLayerTreeEmbeddedWidgetRegistry();
+
+  private:
+
+    QgsLayerTreeEmbeddedWidgetRegistry( const QgsLayerTreeEmbeddedWidgetRegistry& other );
 };

src/analysis/openstreetmap/qgsosmdatabase.h

@@ -129,7 +129,7 @@ class ANALYSIS_EXPORT QgsOSMDatabase
  * Encapsulate iteration over table of nodes/
  * @note not available in Python bindings
 */
-class ANALYSIS_EXPORT QgsOSMNodeIterator
+class ANALYSIS_EXPORT QgsOSMNodeIterator // clazy:exclude=rule-of-three
 {
   public:
     ~QgsOSMNodeIterator();
@@ -145,6 +145,7 @@ class ANALYSIS_EXPORT QgsOSMNodeIterator
     sqlite3_stmt* mStmt;
 
     friend class QgsOSMDatabase;
+
 };
 
 
@@ -153,7 +154,7 @@ class ANALYSIS_EXPORT QgsOSMNodeIterator
  * Encapsulate iteration over table of ways
  * @note not available in Python bindings
  */
-class ANALYSIS_EXPORT QgsOSMWayIterator
+class ANALYSIS_EXPORT QgsOSMWayIterator // clazy:exclude=rule-of-three
 {
   public:
     ~QgsOSMWayIterator();
@@ -168,9 +169,8 @@ class ANALYSIS_EXPORT QgsOSMWayIterator
 
     sqlite3_stmt* mStmt;
 
-  private:
-
     friend class QgsOSMDatabase;
+
 };
 
 

src/core/pal/pal.h

@@ -322,6 +322,12 @@ namespace pal
        * @return maximum # of iteration
        */
       int getMaxIt();
+
+    private:
+
+      Pal( const Pal& other );
+      Pal& operator=( const Pal& other );
+
   };
 
 } // end namespace pal

src/core/pal/palstat.h

@@ -96,6 +96,8 @@ namespace pal
       int *layersNbLabelledObjects; // [nbLayers]
 
       PalStat();
+      PalStat( const PalStat& other );
+      PalStat& operator=( const PalStat& other );
   };
 
 } // end namespace pal

src/core/pal/problem.h

@@ -175,6 +175,9 @@ namespace pal
 
     private:
 
+      Problem( const Problem& other );
+      Problem& operator=( const Problem& other );
+
       /**
        * How many layers are labelled ?
        */

src/core/pal/rtree.hpp

@@ -444,6 +444,11 @@ namespace pal
         ASSERT( m_file );
         return fread( static_cast< void* >( a_array ), sizeof( TYPE ) * a_count, 1, m_file );
       }
+
+    private:
+
+      RTFileStream( const RTFileStream& other );
+      RTFileStream& operator=( const RTFileStream& other );
   };
 
 

src/core/qgis.h

@@ -135,7 +135,7 @@ class CORE_EXPORT Qgis
  * @note not available in Python bindings
  */
 // based on Boojum's code from http://stackoverflow.com/questions/3556687/prevent-firing-signals-in-qt
-template<class Object> class QgsSignalBlocker
+template<class Object> class QgsSignalBlocker // clazy:exclude=rule-of-three
 {
   public:
 

src/core/qgsconnectionpool.h

@@ -213,6 +213,12 @@ class QgsConnectionPoolGroup
     QMutex connMutex;
     QSemaphore sem;
     QTimer* expirationTimer;
+
+  private:
+
+    QgsConnectionPoolGroup( const QgsConnectionPoolGroup& other );
+    QgsConnectionPoolGroup& operator=( const QgsConnectionPoolGroup& other );
+
 };
 
 

src/core/qgsgml.h

@@ -131,6 +131,9 @@ class CORE_EXPORT QgsGmlStreamingParser
 
   private:
 
+    QgsGmlStreamingParser( const QgsGmlStreamingParser& other );
+    QgsGmlStreamingParser& operator=( const QgsGmlStreamingParser& other );
+
     enum ParseMode
     {
       none,

src/core/qgslogger.h

@@ -112,7 +112,7 @@ class CORE_EXPORT QgsLogger
 
 /** \ingroup core
  */
-class QgsScopeLogger
+class QgsScopeLogger // clazy:exclude=rule-of-three
 {
   public:
     QgsScopeLogger( const char* file, const char* func, int line )

src/core/raster/qgsrasterprojector.h

@@ -134,6 +134,9 @@ class ProjectorData
     int srcCols() const { return mSrcCols; }
 
   private:
+    ProjectorData( const ProjectorData& other );
+    ProjectorData& operator=( const ProjectorData& other );
+
     /** \brief get destination point for _current_ destination position */
     void destPointOnCPMatrix( int theRow, int theCol, double *theX, double *theY );
 

src/core/simplify/effectivearea.h

@@ -90,6 +90,12 @@ struct EFFECTIVE_AREAS
   QgsPointSequence inpts;
   areanode *initial_arealist;
   double *res_arealist;
+
+private:
+
+  EFFECTIVE_AREAS( const EFFECTIVE_AREAS& other );
+  EFFECTIVE_AREAS& operator=( const EFFECTIVE_AREAS& other );
+
 };
 
 void ptarray_calc_areas( EFFECTIVE_AREAS *ea, int avoid_collaps, int set_area, double trshld );

src/gui/layertree/qgslayertreeembeddedwidgetregistry.h

@@ -87,6 +87,11 @@ class GUI_EXPORT QgsLayerTreeEmbeddedWidgetRegistry
 
     //! storage of all the providers
     QMap<QString, QgsLayerTreeEmbeddedWidgetProvider*> mProviders;
+
+  private:
+
+    QgsLayerTreeEmbeddedWidgetRegistry( const QgsLayerTreeEmbeddedWidgetRegistry& other );
+    QgsLayerTreeEmbeddedWidgetRegistry& operator=( const QgsLayerTreeEmbeddedWidgetRegistry& other );
 };
 
 

src/gui/symbology-ng/qgssymbolwidgetcontext.h

@@ -27,7 +27,7 @@ class QgsMapCanvas;
  *
  * \note added in QGIS 3.0
  */
-class GUI_EXPORT QgsSymbolWidgetContext
+class GUI_EXPORT QgsSymbolWidgetContext // clazy:exclude=rule-of-three
 {
   public:
 

src/providers/ogr/qgsogrprovider.cpp

@@ -83,6 +83,11 @@ class QgsCPLErrorHandler
     {
       CPLPopErrorHandler();
     }
+
+  private:
+    QgsCPLErrorHandler( const QgsCPLErrorHandler& other );
+    QgsCPLErrorHandler& operator=( const QgsCPLErrorHandler& other );
+
 };
 
 
@@ -1974,7 +1979,7 @@ static QString createFileFilter_( QString const &longName, QString const &glob )
 } // createFileFilter_
 
 
-QString createFilters( QString type )
+QString createFilters( const QString& type )
 {
   /** Database drivers available*/
   static QString myDatabaseDrivers;
@@ -2904,7 +2909,7 @@ QVariant QgsOgrProvider::maximumValue( int index ) const
   return value;
 }
 
-QByteArray QgsOgrProvider::quotedIdentifier( QByteArray field ) const
+QByteArray QgsOgrProvider::quotedIdentifier( const QByteArray& field ) const
 {
   return QgsOgrProviderUtils::quotedIdentifier( field, ogrDriverName );
 }

src/providers/spatialite/qgsspatialiteprovider.h

@@ -244,6 +244,8 @@ class QgsSpatiaLiteProvider: public QgsVectorDataProvider
 
     private:
       char *errMsg;
+
+      SLException& operator=( const SLException& other );
     };
 
     /**

src/providers/virtual/qgsvirtuallayersqlitemodule.cpp

@@ -163,6 +163,10 @@ struct VTable
   QgsFields fields() const { return mFields; }
 
 private:
+
+  VTable( const VTable& other );
+  VTable& operator=( const VTable& other );
+
   // connection
   sqlite3* mSql;