add translation strings to diagram overlay plugin

git-svn-id: http://svn.osgeo.org/qgis/trunk@12022 c8812cc2-4d05-0410-92ff-de0c093fc19c

Author: jef

src/plugins/diagram_overlay/qgsdiagramdialog.cpp

@@ -57,7 +57,7 @@ QgsDiagramDialog::QgsDiagramDialog( QgsVectorLayer* vl ): mVectorLayer( vl )
     }
   }
 
-  mClassificationTypeComboBox->insertItem( 0, "linearly scaling" );
+  mClassificationTypeComboBox->insertItem( 0, tr("linearly scaling") );
 
   //if mVectorLayer already has a diagram overlay, apply its settings to this dialog
   const QgsVectorOverlay* previousOverlay = mVectorLayer->findOverlayByType( "diagram" );
@@ -80,7 +80,7 @@ QgsDiagramDialog::~QgsDiagramDialog()
 
 void QgsDiagramDialog::on_mClassificationTypeComboBox_currentIndexChanged( const QString& newType )
 {
-  if ( newType == "linearly scaling" )
+  if ( newType == tr("linearly scaling") )
   {
     QWidget* currentWidget = mWidgetStackRenderers->currentWidget();
     if ( currentWidget )
@@ -241,7 +241,7 @@ void QgsDiagramDialog::apply() const
   }
 
   //remove already existing diagram overlays
-  mVectorLayer-> removeOverlay( "diagram" );
+  mVectorLayer->removeOverlay( "diagram" );
 
   //finally add the new overlay to the vector layer
   mVectorLayer->addOverlay( diagramOverlay );
@@ -316,7 +316,7 @@ void QgsDiagramDialog::restoreSettings( const QgsVectorOverlay* overlay )
         mClassificationComboBox->setCurrentIndex( mClassificationComboBox->findText( classFieldName ) );
 
         //classification type (specific for renderer subclass)
-        mClassificationTypeComboBox->setCurrentIndex( mClassificationTypeComboBox->findText( "linearly scaling" ) );
+        mClassificationTypeComboBox->setCurrentIndex( mClassificationTypeComboBox->findText( tr("linearly scaling") ) );
       }
 
       //apply the renderer settings to the renderer specific dialog

src/plugins/diagram_overlay/qgsdiagramoverlayplugin.cpp

@@ -31,9 +31,9 @@
 #define QGISEXTERN extern "C"
 #endif
 
-static const QString pluginName = "Diagram Overlay";
-static const QString pluginDescription = "A plugin for placing diagrams on vector layers";
-static const QString pluginVersion = "Version 0.0.1";
+static const QString pluginName = QObject::tr( "Diagram Overlay" );
+static const QString pluginDescription = QObject::tr( "A plugin for placing diagrams on vector layers" );
+static const QString pluginVersion = QObject::tr( "Version 0.0.1" );
 
 QgsDiagramOverlayPlugin::QgsDiagramOverlayPlugin( QgisInterface* iface ): QObject(), QgsVectorOverlayPlugin( pluginName, pluginDescription, pluginVersion ), mInterface( iface )
 {