Property :: isInstanceDeleting - Is currently selected instance going to be deleted?
The property returns, whether the currently selected instance is going to be deleted ( true ) or not ( false ). When deleting an instance, context functions should not read or access instance data or subordinated instances.
When no instance is selected, the property returns false . When the property handle is not valid, the property throws an exception.
Return value: Success ( bool )
The value is true when the function was executed successfully. Otherwise the value is set to false .