PAL10953. Fix GetSubmeshComputed(): there may be elements but no nodes in a submesh

[modules/smesh.git] / src / SMESHGUI / SMESHGUI_DeleteGroupDlg.cxx

diff --git a/src/SMESHGUI/SMESHGUI_DeleteGroupDlg.cxx b/src/SMESHGUI/SMESHGUI_DeleteGroupDlg.cxx
index 838f50877aa42c23aa8f3d9f8ddb43de2af7dc4f..90f42d96ab702073ce87a1f798e7d30781dd10db 100644 (file)
--- a/src/SMESHGUI/SMESHGUI_DeleteGroupDlg.cxx
+++ b/src/SMESHGUI/SMESHGUI_DeleteGroupDlg.cxx
@@ -36,7 +36,7 @@
 #include "SUIT_Desktop.h"
 
 #include "SalomeApp_Study.h"
-#include "SalomeApp_SelectionMgr.h"
+#include "LightApp_SelectionMgr.h"
 
 #include "SALOME_ListIO.hxx"
 #include "SALOME_ListIteratorOfListIO.hxx"
@@ -76,7 +76,6 @@ SMESHGUI_DeleteGroupDlg::SMESHGUI_DeleteGroupDlg (SMESHGUI* theModule):
          false,
          WStyle_Customize | WStyle_NormalBorder | WStyle_Title | WStyle_SysMenu),
   mySelectionMgr(SMESH::GetSelectionMgr(theModule)),
-  myViewWindow(SMESH::GetViewWindow(mySMESHGUI)),
   mySMESHGUI(theModule)
 {
   setCaption(tr("CAPTION"));
@@ -170,7 +169,8 @@ void SMESHGUI_DeleteGroupDlg::Init ()
 
   // set selection mode
   mySelectionMgr->installFilter(new SMESH_TypeFilter(GROUP));
-  myViewWindow->SetSelectionMode(ActorSelection);
+  if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+    aViewWindow->SetSelectionMode(ActorSelection);
   onSelectionDone();
 
   return;
@@ -235,7 +235,8 @@ void SMESHGUI_DeleteGroupDlg::onOk()
 //=================================================================================
 void SMESHGUI_DeleteGroupDlg::onClose()
 {
-  myViewWindow->SetSelectionMode(ActorSelection);
+  if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+    aViewWindow->SetSelectionMode(ActorSelection);
   disconnect(mySelectionMgr, 0, this, 0);
   disconnect(mySMESHGUI, 0, this, 0);
   mySMESHGUI->ResetState();
@@ -289,7 +290,8 @@ void SMESHGUI_DeleteGroupDlg::enterEvent (QEvent*)
 {
   mySMESHGUI->EmitSignalDeactivateDialog();
   setEnabled(true);
-  myViewWindow->SetSelectionMode(ActorSelection);
+  if ( SVTK_ViewWindow* aViewWindow = SMESH::GetViewWindow( mySMESHGUI ))
+    aViewWindow->SetSelectionMode(ActorSelection);
   mySelectionMgr->installFilter(new SMESH_TypeFilter (GROUP));
 }