fix appending "Not supported" multiple times to label

The term "Not supported" is not appended to the label when it is already present. The term is removed when no longer applicable.
qgis · Dec 31, 2015 · 9cd1edf · 9cd1edf
1 parent 766bfa1
commit 9cd1edf
Showing 1 changed file with 9 additions and 1 deletion.
diff --git a/src/app/qgsvectorlayerproperties.cpp b/src/app/qgsvectorlayerproperties.cpp
@@ -435,16 +435,24 @@ void QgsVectorLayerProperties::syncToLayer( void )
   mSimplifyDrawingGroupBox->setChecked( simplifyMethod.simplifyHints() != QgsVectorSimplifyMethod::NoSimplification );
   mSimplifyDrawingSpinBox->setValue( simplifyMethod.threshold() );
 
+  QString remark = QString( " (%1)" ).arg( tr( "Not supported" ) );
   if ( !( layer->dataProvider()->capabilities() & QgsVectorDataProvider::SimplifyGeometries ) )
   {
     mSimplifyDrawingAtProvider->setChecked( false );
     mSimplifyDrawingAtProvider->setEnabled( false );
-    mSimplifyDrawingAtProvider->setText( QString( "%1 (%2)" ).arg( mSimplifyDrawingAtProvider->text(), tr( "Not supported" ) ) );
+    if ( !mSimplifyDrawingAtProvider->text().endsWith( remark ) )
+      mSimplifyDrawingAtProvider->setText( mSimplifyDrawingAtProvider->text().append( remark ) );
   }
   else
   {
     mSimplifyDrawingAtProvider->setChecked( !simplifyMethod.forceLocalOptimization() );
     mSimplifyDrawingAtProvider->setEnabled( mSimplifyDrawingGroupBox->isChecked() );
+    if ( mSimplifyDrawingAtProvider->text().endsWith( remark ) )
+    {
+      QString newText = mSimplifyDrawingAtProvider->text();
+      newText.chop( remark.size() );
+      mSimplifyDrawingAtProvider->setText( newText );
+    }
   }
 
   // disable simplification for point layers, now it is not implemented