IMP 0019925 (Improve Precompute modes detection)

src/SMESHGUI/SMESHGUI.cxx

@@ -3051,7 +3051,7 @@ void SMESHGUI::initialize( CAM_Application* app )
 
   popupMgr()->insert( separator(), -1, 0 );
   createPopupItem( 701, OB, mesh, "&& isComputable" );     // COMPUTE
-  createPopupItem( 711, OB, mesh, "&& isComputable" );     // PRECOMPUTE
+  createPopupItem( 711, OB, mesh, "&& isComputable && isPreComputable" ); // PRECOMPUTE
   createPopupItem( 214, OB, mesh_group );                  // UPDATE
   createPopupItem( 900, OB, mesh_group );                  // ADV_INFO
   createPopupItem( 902, OB, mesh );                        // STD_INFO

src/SMESHGUI/SMESHGUI_ComputeDlg.cxx

@@ -1617,7 +1617,7 @@ void SMESHGUI_PrecomputeOp::stopOperation()
 
 //================================================================================
 /*!
- * \brief perform it's intention action: reinitialise dialog
+ * \brief reinitialize dialog after operaiton become active again
  */
 //================================================================================
 
@@ -1628,16 +1628,48 @@ void SMESHGUI_PrecomputeOp::resumeOperation()
   SMESHGUI_BaseComputeOp::resumeOperation();
 }
 
+//================================================================================
+/*!
+ * \brief perform it's intention action: reinitialise dialog
+ */
+//================================================================================
+
 void SMESHGUI_PrecomputeOp::initDialog()
 {
   QList<int> modes;
+
   QMap<int, int> modeMap;
+  _PTR(SObject)  pMesh = studyDS()->FindObjectID( myIObject->getEntry() );
+  getAssignedAlgos( pMesh, modeMap );
+  if ( modeMap.contains( SMESH::DIM_3D ) )
+  {
+    if ( modeMap.contains( SMESH::DIM_2D ) )
+      modes.append( SMESH::DIM_2D );
+    if ( modeMap.contains( SMESH::DIM_1D ) )
+      modes.append( SMESH::DIM_1D );
+  }
+  else if ( modeMap.contains( SMESH::DIM_2D ) )
+  {
+    if ( modeMap.contains( SMESH::DIM_1D ) )
+      modes.append( SMESH::DIM_1D );
+  }
+
+  myDlg->setPreviewModes( modes );
+}
+
+//================================================================================
+/*!
+ * \brief detect asigned mesh algorithms
+ */
+//================================================================================
+
+void SMESHGUI_PrecomputeOp::getAssignedAlgos(_PTR(SObject) theMesh,
+                                             QMap<int,int>& theModeMap)
+{
   _PTR(SObject)          aHypRoot;
   _PTR(GenericAttribute) anAttr;
   int aPart = SMESH::Tag_RefOnAppliedAlgorithms;
-
+  if ( theMesh && theMesh->FindSubObject( aPart, aHypRoot ) )
-  _PTR(SObject) pMesh = studyDS()->FindObjectID( myIObject->getEntry() );
-  if ( pMesh && pMesh->FindSubObject( aPart, aHypRoot ) )
   {
     _PTR(ChildIterator) anIter =
       SMESH::GetActiveStudyDocument()->NewChildIterator( aHypRoot );
@@ -1656,27 +1688,21 @@ void SMESHGUI_PrecomputeOp::initDialog()
         if ( CORBA::is_nil( aVar ) )
           continue;
         
-        SMESH::SMESH_Algo_var algo = SMESH::SMESH_3D_Algo::_narrow( aVar );
+        for( int dim = SMESH::DIM_1D; dim <= SMESH::DIM_3D; dim++ )
-        if ( !algo->_is_nil() )
         {
-	  modeMap[ SMESH::DIM_1D ] = 0;
+          SMESH::SMESH_Algo_var algo;
-	  modeMap[ SMESH::DIM_2D ] = 0;
+          switch(dim) {
+          case SMESH::DIM_1D: algo = SMESH::SMESH_1D_Algo::_narrow( aVar ); break;
+          case SMESH::DIM_2D: algo = SMESH::SMESH_2D_Algo::_narrow( aVar ); break;
+          case SMESH::DIM_3D: algo = SMESH::SMESH_3D_Algo::_narrow( aVar ); break;
+          default: break;
           }
-        else
-        {
-          algo = SMESH::SMESH_2D_Algo::_narrow( aVar );
           if ( !algo->_is_nil() )
-            modeMap[ SMESH::DIM_1D ] = 0;
+	    theModeMap[ dim ] = 0;
         }
       }
     }
   }
-  if ( modeMap.contains( SMESH::DIM_1D ) )
-    modes.append( SMESH::DIM_1D );
-  if ( modeMap.contains( SMESH::DIM_2D ) )
-    modes.append( SMESH::DIM_2D );
-
-  myDlg->setPreviewModes( modes );
 }
 
 //================================================================================

src/SMESHGUI/SMESHGUI_ComputeDlg.h

@@ -136,6 +136,12 @@ public:
 
   virtual LightApp_Dialog*       dlg() const;
 
+  /**
+   * \brief returns map of assigned algorithms modes
+   */
+  static void                    getAssignedAlgos(_PTR(SObject) theMesh,
+                                                  QMap<int,int>& theModeMap);
+
 protected:
   virtual void                   startOperation();
   virtual void                   stopOperation();

src/SMESHGUI/SMESHGUI_Selection.cxx

@@ -29,6 +29,7 @@
 #include "SMESHGUI_Utils.h"
 #include "SMESHGUI_VTKUtils.h"
 #include "SMESHGUI_GEOMGenUtils.h"
+#include "SMESHGUI_ComputeDlg.h"
 
 #include <SMESH_Type.h>
 #include <SMESH_Actor.h>
@@ -113,6 +114,7 @@ QVariant SMESHGUI_Selection::parameter( const int ind, const QString& p ) const
   else if ( p=="controlMode" )   val = QVariant( controlMode( ind ) );
   else if ( p=="displayMode" )   val = QVariant( displayMode( ind ) );
   else if ( p=="isComputable" )  val = QVariant( isComputable( ind ) );
+  else if ( p=="isPreComputable" )  val = QVariant( isPreComputable( ind ) );
   else if ( p=="hasReference" )  val = QVariant( hasReference( ind ) );
   else if ( p=="isImported" )    val = QVariant( isImported( ind ) );
   else if ( p=="facesOrientationMode" ) val = QVariant( facesOrientationMode( ind ) );
@@ -384,6 +386,23 @@ QVariant SMESHGUI_Selection::isComputable( int ind ) const
   return QVariant( false );
 }
 
+//=======================================================================
+//function : isPreComputable
+//purpose  : 
+//=======================================================================
+
+QVariant SMESHGUI_Selection::isPreComputable( int ind ) const
+{
+  if ( ind >= 0 && ind < myTypes.count() && myTypes[ind] != "Unknown" )
+  {
+    QMap<int,int> modeMap;
+    _PTR(SObject) pMesh = SMESH::GetActiveStudyDocument()->FindObjectID( entry( ind ).toLatin1().data() );
+    SMESHGUI_PrecomputeOp::getAssignedAlgos( pMesh, modeMap );
+    return QVariant( modeMap.size() > 1 );
+  }
+  return QVariant( false );
+}
+
 //=======================================================================
 //function : hasReference
 //purpose  : 

src/SMESHGUI/SMESHGUI_Selection.h

@@ -54,6 +54,7 @@ public:
   virtual bool            isAutoColor( int ) const;
   virtual int             numberOfNodes( int ) const;
   virtual QVariant        isComputable( int ) const;
+  virtual QVariant        isPreComputable( int ) const;
   virtual QVariant        hasReference( int ) const;
   virtual QVariant        isVisible( int ) const;