user.java

Java实现的常用数据结构算法

 package Graphics;
import java.awt.*;
import java.awt.event.*;
import java.util.*;
public class User extends Frame{
    DrawPanel panel;
    DrawControls controls;
    GraWriter writer;
    Button bt=new Button("writer");
    public User() {
    	this.setSize(400,400);
		this.setVisible(true);
	writer=new GraWriter("graph");	
	setLayout(new BorderLayout());
	panel = new DrawPanel();
        controls = new DrawControls(panel);
	add("Center", panel);
	add("South",controls);
	controls.add(bt);
	bt.addActionListener(new ActionListener(){
		public void actionPerformed(ActionEvent e){
		writer.write(panel.Points,"Point");
		writer.write(panel.lines,"Line");
		}
	});
    }
   public static void main(String args[]){
		User c=new User();
		
	}
	 
 }