Topic: 紧急求救:关于APPLET |
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1.紧急求救:关于APPLET | Copy to clipboard |
Posted by: cjsdn_an Posted on: 2004-10-25 09:40 1.creat a basic web page with a static image 2.replace the image for an applet which displays the image 这个怎么实现呀,现在的代码只能实现用APPLET显示出一个图片.怎么置换呀,请各位大侠帮忙解决. import java.awt.*; import java.awt.event.*; import java.applet.Applet; public class test2 extends Applet{ Image img ; public void init(){ img = getImage(getCodeBase(),"ima_1.gif"); } public void paint(Graphics g){ g.drawImage(img,20,20,this); g.setColor(Color.blue); g.drawString(" lovely!",300,20); g.drawString("jack and rose!",300,80); } } |
2.Re:紧急求救:关于APPLET [Re: cjsdn_an] | Copy to clipboard |
Posted by: kavinwang Posted on: 2004-10-25 10:10 img = getImage(getCodeBase(),"other.gif"); repaint(); |
3.Re:紧急求救:关于APPLET [Re: cjsdn_an] | Copy to clipboard |
Posted by: cjsdn_an Posted on: 2004-10-25 10:26 谢谢指点,不过这两句话是在什么位置插入. |
4.Re:紧急求救:关于APPLET [Re: cjsdn_an] | Copy to clipboard |
Posted by: kavinwang Posted on: 2004-10-25 11:51 问题是你想怎样替换,如果是动态的,可以生成一个线程,在线程中进行更新,如果只是一个按钮,在按钮的事件中进行更新。 如果定时更新,也可生成一个timer进行更新 |
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