actionperformed.java

Java写的画板程序

import java.applet.*;
import java.awt.*;
import java.awt.event.*;
import javax.swing.*;
import java.util.*;

class actionperformed implements actionperformed_interface{
	public int actionperformed(
		int i,
	JButton b_pencil,
    JButton b_Oval,
	JButton b_Rect,
	JButton b_RoundRect,
	JButton b_Line,
	JButton b_Arc,
	JButton b_OVAL,
	JButton clear,
	ActionEvent e
		){
				if(e.getSource()==b_Oval){
					i=1;       				 				
				}
				if(e.getSource()==b_Rect){
					i=2;				
	
				}
				if(e.getSource()==b_RoundRect){
					i=3;
				}
				if(e.getSource()==b_Line){
				i=4;
				}
				if(e.getSource()==b_Arc){
				i=5;
				}
			    if(e.getSource()==b_OVAL){
				i=6;
				}
				if(e.getSource()==clear){
				 	i=0;
				 }
				if(e.getSource()==b_pencil){
				 	i=7;
				 }
				 return i;
		
	}
}