•  

DoDragDrop Method (Object, IDropHandler)

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

Namespace: Autodesk.Revit.UI
Assembly: RevitAPIUI (in RevitAPIUI.dll) Version: 2015.0.0.0 (2015.0.0.0)
Since: 2013

Syntax

C# 
public static void DoDragDrop(
	Object dropData,
	IDropHandler handler
)
Visual Basic 
Public Shared Sub DoDragDrop ( _
	dropData As Object, _
	handler As IDropHandler _
)
Visual C++ 
public:
static void DoDragDrop(
	Object^ dropData, 
	IDropHandler^ handler
)

Parameters

dropData
Type: System Object
Any arbitrary data to be passed to the drop handler when the drop occurs.
handler
Type: Autodesk.Revit.UI IDropHandler
The handler to be executed when the drop occurs.

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.

Exceptions

Exception Condition
Autodesk.Revit.Exceptions ArgumentNullException Thrown when dropData or handler is a null reference ( Nothing in Visual Basic) .

See Also