/// <summary>
/// Adds the specified <code>DragSourceMotionListener</code> to this
/// <code>DragSource</code> to receive drag motion events during drag
/// operations intiated with this <code>DragSource</code>.
/// If a <code>null</code> listener is specified, no action is taken and no
/// exception is thrown.
/// </summary>
/// <param name="dsml"> the <code>DragSourceMotionListener</code> to add
/// </param>
/// <seealso cref= #removeDragSourceMotionListener </seealso>
/// <seealso cref= #getDragSourceMotionListeners
/// @since 1.4 </seealso>
public virtual void AddDragSourceMotionListener(DragSourceMotionListener dsml)
{
if (dsml != null)
{
lock (this)
{
MotionListener = DnDEventMulticaster.Add(MotionListener, dsml);
}
}
}
/// <summary>
/// Adds the specified <code>DragSourceListener</code> to this
/// <code>DragSource</code> to receive drag source events during drag
/// operations intiated with this <code>DragSource</code>.
/// If a <code>null</code> listener is specified, no action is taken and no
/// exception is thrown.
/// </summary>
/// <param name="dsl"> the <code>DragSourceListener</code> to add
/// </param>
/// <seealso cref= #removeDragSourceListener </seealso>
/// <seealso cref= #getDragSourceListeners
/// @since 1.4 </seealso>
public virtual void AddDragSourceListener(DragSourceListener dsl)
{
if (dsl != null)
{
lock (this)
{
Listener = DnDEventMulticaster.Add(Listener, dsl);
}
}
}
