protected virtual void OnShapeChanged(ShapeEventArgs e)
{
EventHandler<ShapeEventArgs> handler = ShapeChanged;
if (handler != null)
{
handler(this, e);
}
}
protected override void OnShapeChanged(ShapeEventArgs e)
{
base.OnShapeChanged(e);
}
void s_ShapeChanged(object sender, ShapeEventArgs e)
{
Shape s = (Shape)sender;
Console.WriteLine("Received event. Shape area is now {0}", e.NewArea);
s.Draw();
}
