borderdecorator.java

来自「这个是java设计模式的文件 可能对了解设计思想有一定帮助」· Java 代码 · 共 32 行

import java.awt.*;
import java.awt.event.*;

//swing classes
import com.sun.java.swing.text.*;
import com.sun.java.swing.*;
import com.sun.java.swing.event.*;
import com.sun.java.swing.border.*;

public class SlashDecorator extends Decorator
{
   int x1, y1, w1, h1;

   public SlashDecorator(JComponent c)
   {
      super(c);
   }
   public void setBounds(int x, int y, int w, int h)
   {
      x1 = x; y1= y;
      w1 = w; h1 = h;
      super.setBounds(x, y, w, h);
   }
   public void paint(Graphics g)
   {
      super.paint(g);
      g.setColor(Color.red);
      g.drawLine(0, 0, w1, h1);
   }

}