DragAndDrop.PrepareStartDrag  

static function PrepareStartDrag () : void

Description

Clears drag & drop data.

Clears everything stored in the drag & drop object and prepares it so you can write into it for initiating a drag operation.

See Also: StartDrag, paths, objectReferences.

function OnGUI () {
    if (Event.current.type == EventType.MouseDrag) {
        // Clear out drag data
        DragAndDrop.PrepareStartDrag ();

        // Set up what we want to drag
        DragAndDrop.paths = [ "/Users/joe/myPath.txt" ];

        // Start the actual drag
        DragAndDrop.StartDrag ("Dragging title");

        // Make sure no one uses the event after us
        Event.current.Use();
    }
}