import?java.awt.*;
import?java.awt.event.*;
import?javax.swing.*;
import?javax.swing.event.*;

public?class?PainterDemo?extends?Jframe{
	
	JToggleButton[]?button=new?JToggleButton[3];??//按鈕組
	PainterPanel?painter=new?PainterPanel（）;?//繪圖面板
	
	public?PainterDemo（）{
		super（“Java畫圖程序“）;?//調用父類構造函數
		
		String[]?buttonName={“直線““橢圓““矩形“};?//按鈕文字
		DrawShapeListener?buttonListener=new?DrawShapeListener（）;?//按鈕事件

		JToolBar?toolBar=new?JToolBar（）;?//實例化工具欄
		ButtonGroup?buttonGroup=new?ButtonGroup（）;?//實例化按鈕組
		for?（int?i=0;i			button[i]=new?JToggleButton（buttonName[i]）;?//實例化按鈕
			button[i].addActionListener（buttonListener）;?//增加按鈕事件處理
			buttonGroup.add（button[i]）;?//增加按鈕到按鈕組
			toolBar.add（button[i]）;	?//增加按鈕到工具欄
		}

		Container?container=getContentPane（）;?//得到窗口容器
		container.add（toolBarBorderLayout.NORTH）;?//增加組件到容器上
		container.add（painterBorderLayout.CENTER）;			
		
		setSize（300200）;??//設置窗口尺寸
		setVisible（true）;??//設置窗口為可視
		setDefaultCloseOperation（Jframe.EXIT_ON_CLOSE）;??//關閉窗口時退出程序		
	}
	
	class?DrawShapeListener?implements?ActionListener{??//按鈕事件處理
		public?void?actionPerformed（ActionEvent?e）{
			for?（int?i=0;i				if?（e.getSource（）==button[i]）{??//判斷來自于哪個按鈕
					painter.drawShape（i）;?//繪制圖形
				}				
			}			
		}
	}
			
	public?static?void?main（String[]?args）{
		new?PainterDemo（）;
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----

?????文件?????180054??2004-05-10?14:31??Java畫圖程序\65-1.bmp

?????文件????????769??2004-07-21?10:39??Java畫圖程序\PainterDemo$DrawShapeListener.class

?????文件???????1424??2004-07-21?10:39??Java畫圖程序\PainterDemo.class

?????文件???????1540??2004-05-10?14:30??Java畫圖程序\PainterDemo.java

?????文件???????1582??2004-07-21?10:39??Java畫圖程序\PainterPanel.class

?????文件???????1523??2012-01-21?09:49??Java畫圖程序\PainterPanel.java

?????目錄??????????0??2015-01-27?13:21??Java畫圖程序

-----------?---------??----------?-----??----

???????????????186892????????????????????7