package?com.zzk;

import?java.awt.Graphics;
import?javax.swing.Jframe;
import?javax.swing.JPanel;

public?class?DrawRectangleframe?extends?Jframe?{
????DrawRectanglePanel?rectPanel?=?new?DrawRectanglePanel（）;?//?創建面板類的實例
????
????public?static?void?main（String?args[]）?{?//?主方法
????????DrawRectangleframe?frame?=?new?DrawRectangleframe（）;?//?創建窗體類的實例
????????frame.setVisible（true）;?//?顯示窗體
????}
????
????public?DrawRectangleframe（）?{
????????super（）;?//?調用超類的構造方法
????????settitle（“繪制矩形“）;?//?窗體標題
????????setBounds（100?100?269?184）;?//?窗體的顯示位置和大小
????????setDefaultCloseOperation（Jframe.EXIT_ON_CLOSE）;?//?窗體關閉方式
????????add（rectPanel）;?//?將面板類的實例添加到窗體容器中
????}
????
????class?DrawRectanglePanel?extends?JPanel?{?//?創建內部面板類
????????public?void?paint（Graphics?g）?{???????//?重寫paint（）方法
????????????g.drawRect（30?40?80?60）;???????//?繪制空心矩形
????????????g.fillRect（140?40?80?60）;??????//?繪制實心矩形
????????}
????}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????301??2010-07-27?11:25??.classpath
?????文件?????????379??2010-12-31?13:26??.project
?????文件?????????629??2010-07-27?11:25??.settings\org.eclipse.jdt.core.prefs
?????文件?????????750??2011-01-26?09:07??bin\com\zzk\DrawRectangleframe$DrawRectanglePanel.class
?????文件?????????986??2011-01-26?09:07??bin\com\zzk\DrawRectangleframe.class
?????文件????????1044??2010-07-29?14:17??src\com\zzk\DrawRectangleframe.java