showpicapplet.java

利用java实现的获取计算机系统信息的程序 > > > > >

package com.applet; 

import java.awt.*; 

import javax.swing.*; 

public class ShowPicApplet extends JApplet { 
public String content=null;
public boolean isStandalone = false; 
public String getParameter(String key, String def) { 

return isStandalone ? System.getProperty(key, def) : 

(getParameter(key) != null ? getParameter(key) : def);

} 

public ShowPicApplet() { 

} 

public void init() { 

try { 

jbInit(); 

myInit();//自己定义的方法 


} 

catch(Exception e) { 

e.printStackTrace(); 

} 

} 

public void jbInit() throws Exception { 

this.setSize(new Dimension(400,300)); 

} 

/** 

* 自定义的初始化方法，读入系统中的一个文件的内容并保存起来，然后，增加一个 

* 可视化的输出框 

*/ 

public void myInit(){ 

ShowPic showpic=new ShowPic();
content=showpic.content+"\n";
System.out.println(content);
 

} 
//将content内容输入到管道当中去
/*
private void getContent(){
	try{
		
	}catch(Exception e){
		
	}
	try{
	PipedOutputStream pout=new PipedOutputStream();
	PipedInputStream pin=new PipedInputStream(pout);
	}catch(IOException e){
		e.printStackTrace();
	}
	
}
*/
/* 

*重载的方法，输出内容 

**/ 

public void paint(Graphics g){ 

g.drawRoundRect(45, 35, 250, 20, 10, 10);
g.drawString("let's go into applet's world!", 100, 50);
} 

public String getAppletInfo() { 

return "Applet Information"; 

} 

public String[][] getParameterInfo() { 

return null; 

} 

//static initializer for setting look & feel 

static { 

try { 

} 

catch(Exception e) { 

} 

} 

}