{
HYDROGUI_Operation::startOperation();
- HYDROData_SequenceOfObjects aFullSeq; // selected objects with their back-references
- QStringList aFullNames;
-
HYDROData_SequenceOfObjects aSeq = HYDROGUI_Tool::GetSelectedObjects( module() );
- if( !aSeq.IsEmpty() )
+ if( aSeq.IsEmpty() )
{
- for( Standard_Integer anIndex = 1, aLength = aSeq.Length(); anIndex <= aLength; anIndex++ )
- {
- Handle(HYDROData_Object) anObject = aSeq.Value( anIndex );
- if( !anObject.IsNull() )
- {
- aFullSeq.Append( anObject );
- aFullNames.append( anObject->GetName() );
-
- // collect the back-references
- ObjectKind aKind = anObject->GetKind();
- if( aKind == KIND_IMAGE || aKind == KIND_POLYLINE )
- {
- HYDROData_SequenceOfObjects anObjects;
- QStringList aNames;
- HYDROGUI_Tool::GetObjectBackReferences( module(), anObject, anObjects, aNames );
- aFullSeq.Append( anObjects );
- aFullNames.append( aNames );
- }
- }
- }
+ abort();
+ return;
+ }
+
+ bool anIsCanRemove = true;
- aFullNames.removeDuplicates();
- aFullNames.sort();
+ QStringList anObjNames;
+ for( Standard_Integer anIndex = 1, aLength = aSeq.Length(); anIndex <= aLength; anIndex++ )
+ {
+ Handle(HYDROData_Entity) anObject = aSeq.Value( anIndex );
+ if( anObject.IsNull() )
+ continue;
- QString aList = aFullNames.join( "\n" );
- int anAnswer = SUIT_MessageBox::question( module()->getApp()->desktop(),
- tr( "DELETE_OBJECTS" ),
- tr( "CONFIRM_DELETION" ).arg( aList ),
- QMessageBox::Yes | QMessageBox::No,
- QMessageBox::No );
- if( anAnswer == QMessageBox::No )
+ if ( !anObject->CanRemove() )
{
- abort();
- return;
+ anIsCanRemove = false;
+ break;
}
+
+ anObjNames.append( anObject->GetName() );
+ }
+
+ if ( !anIsCanRemove )
+ {
+ SUIT_MessageBox::critical( module()->getApp()->desktop(),
+ tr( "DELETE_OBJECTS" ), tr( "DELETE_OBJECTS_IMPOSIBLE" ) );
+ abort();
+ return;
+ }
+
+ 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 = aFullSeq.Length(); anIndex <= aLength; anIndex++ )
+
+ for( Standard_Integer anIndex = 1, aLength = aSeq.Length(); anIndex <= aLength; anIndex++ )
{
- Handle(HYDROData_Object) anObject = aFullSeq.Value( anIndex );
- if( !anObject.IsNull() && !anObject->IsRemoved() )
+ Handle(HYDROData_Entity) anObject = aSeq.Value( anIndex );
+ if ( !anObject.IsNull() && !anObject->IsRemoved() )
anObject->Remove();
}
+
commitDocOperation();
module()->update( UF_Model | UF_Viewer | UF_OCCViewer );