static void Main()
{
ShapeChangeLogger filelog = new ShapeChangeLogger("shapeChange.txt");
DelegateShapeEvent shapechangeevent = new DelegateShapeEvent();
shapechangeevent.ShapeChangeToLog += new DelegateShapeEvent.ShapeChangeHandler(RecordShapeChangeInfo.Logger); //输出到控制台
shapechangeevent.ShapeChangeToLog += new DelegateShapeEvent.ShapeChangeHandler(filelog.Logger); //记录到文件
Shape shape1 = new Shape(100, 20, shapechangeevent);
shape1.Width = 30;
shape1.Height = 200;
Console.ReadKey();
filelog.Close();
}
public Shape(int w, int h, DelegateShapeEvent eventh)
{
width = w;
height = h;
eventHandler = eventh;
}
