<BrowsableAttribute(False)> _
Public Event DragDrop As DragEventHandler

Dim instance As RichTextBox
Dim handler As DragEventHandler

AddHandler instance.DragDrop, handler

[BrowsableAttribute(false)]
public event DragEventHandler DragDrop

[BrowsableAttribute(false)]
public:
 event DragEventHandler^ DragDrop {
    void add (DragEventHandler^ value);
    void remove (DragEventHandler^ value);
}

JScript does not support events.