M

UIApplication.DoDragDrop

Description:
Initiates a drag and drop operation with a custom drop implementation.

Remarks:
When the user inputs IControllableDropHandler, it allows the handler to verify whether the drop event can be executed on the given view; When the user inputs IDropHandler the handler will be executed without any condition.

Overloads (2):

DoDragDrop(ICollection[String])

DoDragDrop(Object,IDropHandler)

public static void DoDragDrop(
	Object dropData,
	IDropHandler handler
)

Public Shared Sub DoDragDrop ( _
	dropData As Object, _
	handler As IDropHandler _
)

public:
static void DoDragDrop(
	Object^ dropData, 
	IDropHandler^ handler
)

System.Object

dropData

Any arbitrary data to be passed to the drop handler when the drop occurs.
Autodesk.Revit.UI.IDropHandler

handler

The handler to be executed when the drop occurs.

Autodesk.Revit.Exceptions.ArgumentNullException

Thrown when dropData or handler isnullNothingnullptra null reference (Nothingin Visual Basic).