M

IControllableDropHandler.CanExecute

Description:
Implement this method to inform Revit whether the drop event can be executed onto the given view.

Remarks:
Document modifications are not permitted from this callback.

bool CanExecute(
	UIDocument document,
	Object data,
	ElementId dropViewId
)

Function CanExecute ( _
	document As UIDocument, _
	data As Object, _
	dropViewId As ElementId _
) As Boolean

bool CanExecute(
	UIDocument^ document, 
	Object^ data, 
	ElementId^ dropViewId
)

Autodesk.Revit.UI.UIDocument

document

The document on which the data was dropped.
Object

data

The data.
Autodesk.Revit.DB.ElementId

dropViewId

The view upon which the user will drop.

Return Value bool Return true to activate the target view and execute the drop. Return false to cancel the activation and the drop execution.