#19765 EDF 21730 - long time to load med file file with huge amount of groups

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

diff --git a/src/SMESHGUI/SMESHGUI_GroupDlg.cxx b/src/SMESHGUI/SMESHGUI_GroupDlg.cxx
index 62666c97ff45ceaf4d0d68f2668d3ecc28fd56c8..2313c768ce438035762520a9727d1bf47be37bf1 100644 (file)
--- a/src/SMESHGUI/SMESHGUI_GroupDlg.cxx
+++ b/src/SMESHGUI/SMESHGUI_GroupDlg.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2019  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2020  CEA/DEN, EDF R&D, OPEN CASCADE
 //
 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
@@ -74,6 +74,7 @@
 #include <vtkActorCollection.h>
 
 // OCCT includes
+#include <TColStd_MapOfAsciiString.hxx>
 #include <TColStd_MapOfInteger.hxx>
 
 // Qt includes
@@ -522,19 +523,38 @@ QString SMESHGUI_GroupDlg::GetDefaultName(const QString& theOperation)
   return aName;
 }
 
+//=======================================================================
+//function : setDefaultName
+//purpose  : 
+//=======================================================================
+
 void  SMESHGUI_GroupDlg::setDefaultName() const
 {
   QString aResName;
-  int i=1;
-  QString aPrefix ="Group_";
-  _PTR(SObject) anObj;
-  do
+  const QString aPrefix ="Group_";
+
+  if ( myMesh->_is_nil() )
   {
-    aResName = aPrefix + QString::number( i++ );
-    anObj = SMESH::getStudy()->FindObject( aResName.toUtf8().constData() );
+    aResName = aPrefix + "1";
+  }
+  else
+  {
+    SMESH::ListOfGroups_var allGroups = myMesh->GetGroups();
+    TColStd_MapOfAsciiString allNames( allGroups->length() );
+    for ( CORBA::ULong i = 0; i < allGroups->length(); ++i )
+    {
+      CORBA::String_var name = allGroups[i]->GetName();
+      allNames.Add( name.in() );
+    }
+    int i = 1;
+    while ( true )
+    {
+      aResName = aPrefix + QString::number( i++ );
+      if ( !allNames.Contains( aResName.toUtf8().constData() ))
+        break;
+    }
   }
-  while ( anObj );
-  myName->setText(aResName); 
+  myName->setText(aResName);
 }
 
 //=================================================================================
@@ -944,7 +964,8 @@ bool SMESHGUI_GroupDlg::onApply()
 
     if (myGroup->_is_nil()) { // creation or conversion
       // check if group on geometry is not null
-      if (!myGroupOnGeom->_is_nil() || !myGroupOnFilter->_is_nil()) {
+      if (!myGroupOnGeom->_is_nil() || !myGroupOnFilter->_is_nil())
+      {
         if (myMesh->_is_nil())
           return false;
         if ( myGroupOnGeom->_is_nil() )
@@ -958,7 +979,8 @@ bool SMESHGUI_GroupDlg::onApply()
       }
     }
 
-    if (myGroup->_is_nil()) { // creation
+    if (myGroup->_is_nil()) // creation
+    {
       if (myMesh->_is_nil())
         return false;
 
@@ -990,10 +1012,10 @@ bool SMESHGUI_GroupDlg::onApply()
           myGroup->Add(anIdList.inout());
         }
       }
+    }
 
-
-    } else { // edition
-
+    else // edition
+    {
       resultGroup = SMESH::SMESH_GroupBase::_narrow( myGroup );
       isCreation = false;
 
@@ -1063,7 +1085,7 @@ bool SMESHGUI_GroupDlg::onApply()
         if (geomGen->_is_nil())
           return false;
 
-        GEOM::GEOM_IGroupOperations_ptr op = geomGen->GetIGroupOperations();
+        GEOM::GEOM_IGroupOperations_wrap op = geomGen->GetIGroupOperations();
         if (op->_is_nil())
           return false;
 
@@ -1083,6 +1105,8 @@ bool SMESHGUI_GroupDlg::onApply()
 
         GEOM::GEOM_Object_var  aMeshShape = myMesh->GetShapeToMesh();
         GEOM::GEOM_Object_wrap aGroupVar = op->CreateGroup(aMeshShape, aGroupType);
+        if ( aGroupVar->_is_nil() )
+          return false;
         op->UnionList(aGroupVar, myGeomObjects);
 
         if (op->IsDone()) {
@@ -1109,6 +1133,7 @@ bool SMESHGUI_GroupDlg::onApply()
     }
     anIsOk = true;
   }
+
   if (myGrpTypeId == 2) // group on filter
   {
     if ( myFilter->_is_nil() ) return false;
@@ -1168,7 +1193,7 @@ bool SMESHGUI_GroupDlg::onApply()
           Handle(SALOME_InteractiveObject) anIO = anActor->getIO();
           if ( isConversion ) { // need to reset TVisualObj and actor
             SMESH::RemoveVisualObjectWithActors( anIO->getEntry(), true );
-            SMESH::Update( anIO,true);
+            SMESH::Update( anIO, true );
             myActorsList.clear();
             anActor = SMESH::FindActorByEntry( anIO->getEntry() );
             if ( !anActor ) return false;
@@ -1400,9 +1425,11 @@ void SMESHGUI_GroupDlg::onObjectSelectionChanged()
       SALOME_ListIteratorOfListIO anIt (aList);
       for (; anIt.More(); anIt.Next())
       {
-        aGeomGroup = GEOMBase::ConvertIOinGEOMObject(anIt.Value());
-
+        CORBA::Object_var aGroupObj = SMESH::IObjectToObject(anIt.Value());
+        if (CORBA::is_nil(aGroupObj))
+          continue;
         // Check if the object is a geometry group
+        aGeomGroup = GEOM::GEOM_Object::_narrow(aGroupObj);
         if (CORBA::is_nil(aGeomGroup))
           continue;
 
@@ -1412,7 +1439,7 @@ void SMESHGUI_GroupDlg::onObjectSelectionChanged()
         GEOM::GEOM_Object_var aGroupMainShape;
         if (aGeomGroup->GetType() == 37)
         {
-          GEOM::GEOM_IGroupOperations_ptr anOp =
+          GEOM::GEOM_IGroupOperations_wrap anOp =
             SMESH::GetGEOMGen( aGeomGroup )->GetIGroupOperations();
           aGroupMainShape = anOp->GetMainShape( aGeomGroup );
           // aGroupMainShape is an existing servant => GEOM_Object_var not GEOM_Object_wrap
@@ -2010,7 +2037,7 @@ void SMESHGUI_GroupDlg::onAdd()
   }
   else if ( myCurrentLineEdit == myGeomGroupLine && myGeomObjects->length() == 1 )
   {
-    GEOM::GEOM_IGroupOperations_ptr aGroupOp =
+    GEOM::GEOM_IGroupOperations_wrap aGroupOp =
       SMESH::GetGEOMGen( myGeomObjects[0] )->GetIGroupOperations();
 
     SMESH::ElementType aGroupType = SMESH::ALL;