#include "HYDROGUI_DeleteOp.h"
-#include "HYDROGUI_DataModel.h"
#include "HYDROGUI_Module.h"
-#include "HYDROGUI_Operations.h"
+#include "HYDROGUI_Tool.h"
#include "HYDROGUI_UpdateFlags.h"
-#include <HYDROData_Iterator.h>
#include <HYDROData_Object.h>
#include <LightApp_Application.h>
-#include <LightApp_DataOwner.h>
#include <SUIT_Desktop.h>
#include <SUIT_MessageBox.h>
-#include <SUIT_SelectionMgr.h>
HYDROGUI_DeleteOp::HYDROGUI_DeleteOp( HYDROGUI_Module* theModule )
: HYDROGUI_Operation( theModule )
{
HYDROGUI_Operation::startOperation();
- HYDROGUI_DataModel* aModel = module()->getDataModel();
+ HYDROData_SequenceOfObjects aSeq = HYDROGUI_Tool::GetSelectedObjects( module() );
+ if( aSeq.IsEmpty() )
+ {
+ abort();
+ return;
+ }
- SUIT_SelectionMgr* aSelectionMgr = selectionMgr();
- SUIT_DataOwnerPtrList anOwners;
- aSelectionMgr->selected( anOwners );
+ bool anIsCanRemove = true;
- if( !anOwners.isEmpty() )
+ QStringList anObjNames;
+ for( Standard_Integer anIndex = 1, aLength = aSeq.Length(); anIndex <= aLength; anIndex++ )
{
- int anAnswer = SUIT_MessageBox::question( module()->getApp()->desktop(),
- tr( "DELETE_OBJECTS" ),
- tr( "CONFIRM_DELETION" ),
- QMessageBox::Yes | QMessageBox::No,
- QMessageBox::No );
- if( anAnswer == QMessageBox::No )
+ Handle(HYDROData_Entity) anObject = aSeq.Value( anIndex );
+ if( anObject.IsNull() )
+ continue;
+
+ if ( !anObject->CanRemove() )
{
- abort();
- return;
+ anIsCanRemove = false;
+ break;
}
+
+ anObjNames.append( anObject->GetName() );
}
- foreach( SUIT_DataOwner* aSUITOwner, anOwners )
+ if ( !anIsCanRemove )
{
- if( LightApp_DataOwner* anOwner = dynamic_cast<LightApp_DataOwner*>( aSUITOwner ) )
- {
- Handle(HYDROData_Object) anObject = aModel->objectByEntry( anOwner->entry() );
- if( !anObject.IsNull() )
- anObject->Remove();
- }
+ SUIT_MessageBox::critical( module()->getApp()->desktop(),
+ tr( "DELETE_OBJECTS" ), tr( "DELETE_OBJECTS_IMPOSIBLE" ) );
+ abort();
+ return;
}
- module()->update( UF_Model | UF_Viewer );
+ anObjNames.removeDuplicates();
+ anObjNames.sort();
+
+ // check the back-references
+ QMap<QString,HYDROData_SequenceOfObjects> aBackObjects =
+ HYDROGUI_Tool::GetObjectsBackReferences( module(), anObjNames );
+
+ if ( !aBackObjects.isEmpty() )
+ {
+ SUIT_MessageBox::critical( module()->getApp()->desktop(),
+ tr( "DELETE_OBJECTS" ), tr( "DELETED_OBJECTS_HAS_BACKREFERENCES" ) );
+ abort();
+ return;
+ }
+
+ QString aNamesList = anObjNames.join( "\n" );
+ int anAnswer = SUIT_MessageBox::question( module()->getApp()->desktop(),
+ tr( "DELETE_OBJECTS" ),
+ tr( "CONFIRM_DELETION" ).arg( aNamesList ),
+ QMessageBox::Yes | QMessageBox::No,
+ QMessageBox::No );
+ if( anAnswer == QMessageBox::No )
+ {
+ abort();
+ return;
+ }
+
+ startDocOperation();
+
+ for( Standard_Integer anIndex = 1, aLength = aSeq.Length(); anIndex <= aLength; anIndex++ )
+ {
+ Handle(HYDROData_Entity) anObject = aSeq.Value( anIndex );
+ if ( !anObject.IsNull() && !anObject->IsRemoved() )
+ anObject->Remove();
+ }
+
+ commitDocOperation();
+
+ module()->update( UF_Model | UF_Viewer | UF_OCCViewer );
commit();
}