Import of shapefile - bug fixes; #refs 614

[modules/hydro.git] / src / HYDROGUI / HYDROGUI_LandCoverDlg.cxx

diff --git a/src/HYDROGUI/HYDROGUI_LandCoverDlg.cxx b/src/HYDROGUI/HYDROGUI_LandCoverDlg.cxx
index a88666170c177fcadcbd4cd6311480323e8866e0..a0c027becebd8e882c7fa6ff8e10ccf2aa416d93 100644 (file)
--- a/src/HYDROGUI/HYDROGUI_LandCoverDlg.cxx
+++ b/src/HYDROGUI/HYDROGUI_LandCoverDlg.cxx
@@ -101,23 +101,33 @@ void HYDROGUI_LandCoverDlg::reset()
   onZoneDefChanged();
 }
 
-void HYDROGUI_LandCoverDlg::includePolylines( const HYDROGUI_ListModel::Object2VisibleList& theSelectedPolylines )
+bool HYDROGUI_LandCoverDlg::includePolylines( const HYDROGUI_ListModel::Object2VisibleList& theSelectedPolylines )
 {
   QStringList anIncludedPolylinesNames = myPolylines->getAllNames();
 
+  bool aSetOfPolylinesChanged = false;
   foreach ( const HYDROGUI_ListModel::Object2Visible& aSelectedPolyline, theSelectedPolylines )
   {
     if ( !anIncludedPolylinesNames.contains( aSelectedPolyline.first->GetName() ) )
+    {
       myPolylines->addObject( aSelectedPolyline );
+      aSetOfPolylinesChanged = true;
+    }
   }
   myPolylines->setOrderingEnabled( myPolylines->getObjects().count() > 1 );
+
+  return aSetOfPolylinesChanged;
 }
 
-void HYDROGUI_LandCoverDlg::excludePolylines( const HYDROGUI_ListModel::Object2VisibleList& theSelectedPolylines )
+bool HYDROGUI_LandCoverDlg::excludePolylines( const HYDROGUI_ListModel::Object2VisibleList& theSelectedPolylines )
 {
+  bool aSetOfPolylinesChanged = !theSelectedPolylines.isEmpty();
+
   foreach ( const HYDROGUI_ListModel::Object2Visible& aSelectedPolyline, theSelectedPolylines )
     myPolylines->removeObjectByName( aSelectedPolyline.first->GetName() );
   myPolylines->setOrderingEnabled( myPolylines->getObjects().count() > 1 );
+
+  return aSetOfPolylinesChanged;
 }
 
 QStringList HYDROGUI_LandCoverDlg::getPolylineNames() const