protected override void OnMouseMove(UIMouseEventArgs e)
{
if (e.IsDragging)
{
if (this.MouseDrag != null)
{
this.MouseDrag(this, e);
}
}
else
{
if (this.MouseMove != null)
{
this.MouseMove(this, e);
}
}
}
protected override void OnMouseLeave(UIMouseEventArgs e)