import?java.awt.Graphics;
import?java.awt.Image;

import?javax.swing.JPanel;

/**
?*?帶背景的面板組件
?*?
?*?@author?ZhongWei?Lee
?*/
public?class?BackgroundPanel?extends?JPanel?{

	/**
	?*?背景圖片
	?*/
	private?Image?image;

	/**
	?*?構(gòu)造方法
	?*/
	public?BackgroundPanel（）?{
		super（）;
		setOpaque（false）;
		setLayout（null）;
	}

	/**
	?*?設(shè)置圖片的方法
	?*/
	public?void?setImage（Image?image）?{
		this.image?=?image;
	}

	@Override
	protected?void?paintComponent（Graphics?g）?{//?重寫繪制組件外觀
		if?（image?!=?null）?{
			int?width?=?getWidth（）;//?獲取組件大小
			int?height?=?getHeight（）;
			g.drawImage（image?0?0this）;//?繪制圖片與組件大小相同
		}
		super.paintComponent（g）;//?執(zhí)行超類方法
	}
}

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????文件?????????301??2010-07-31?09:09??.classpath
?????文件?????????379??2010-09-07?14:10??.project
?????文件?????????635??2010-07-31?09:09??.settings\org.eclipse.jdt.core.prefs
?????文件???????79242??2010-07-31?09:15??bin\background.jpg
?????文件?????????942??2013-11-21?08:41??bin\BackgroundPanel.class
?????文件?????????722??2013-11-21?08:41??bin\DropCustomframe$1.class
?????文件?????????655??2013-11-21?08:41??bin\DropCustomframe$2.class
?????文件?????????649??2013-11-21?08:41??bin\DropCustomframe$3.class
?????文件?????????674??2013-11-21?08:41??bin\DropCustomframe$4.class
?????文件????????3193??2013-11-21?08:41??bin\DropCustomframe.class
?????文件???????79242??2010-07-31?09:15??src\background.jpg
?????文件?????????750??2010-07-31?09:23??src\BackgroundPanel.java
?????文件????????3136??2010-07-31?10:26??src\DropCustomframe.java