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请问 [Re:wwdhks]

lianqing_45

发贴: 6
积分: 0

于 2006-04-30 10:58

import java.awt.*;
import java.awt.event.*;
import javax.swing.ImageIcon;
class Event1 extends Frame implements ActionListener{
Button but1,but2;
Label lbl1;
public Event1(){
super("Event Example");
addWindowListener(new windowAdapter(){ //出错
public void windowClosing(WindowEvent e)
{System.exit(0);}});
initialize();
}
public void initialize(){
setSize(300,200);
this.setLayout(null);
but1=new Button("but1");
but1.setBounds(10,40,70,25);
but1.addActionListener(this);
add(but1);
but2=new Button("but2");
but2.setBounds(105,40,70,25);
but2.addActionListener(this);
add(but2);
lbl1=new Label("0",Label.CENTER);
lbl1.setBounds(75,70,70,25);
lbl1.setForeground(Color.blue);
add(lbl1);
setVisible(true);
}
public void actionPerformed(ActionEvent e){
if(e.getSoure()==but1){ //出错
int value=(new Integer(lbl1.getText())).intValue();
lbl1.setText(String.valueof(value+1)); //出错
}
else if(e.getSoure()==but2) //出错
lbl1.setText("0");
}
public static void main(String args[]){
new Event1();
}
}
编译时出现错误的地方已标出：
错误：cannot find symbol:
symbol: class windowAdapter
method getSoure
method valueof(init)
method getSoure

话题树型展开

人气	标题	作者	字数	发贴时间
23561	菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	wwdhks	255	2006-04-23 22:41
21441	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	JavaandC	44	2006-04-24 08:36
21436	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	denghanwen	58	2006-04-24 08:52
21618	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	xatm092	1348	2006-04-29 22:33
21333	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	sunjavaduke	68	2006-04-30 10:53
21272	请问	lianqing_45	1507	2006-04-30 10:58
21270	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	sunjavaduke	33	2006-04-30 11:31
21297	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	sunjavaduke	151	2006-04-30 11:33
21234	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	lianqing_45	34	2006-04-30 12:58
21042	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	zxmzxy	56	2006-04-30 17:52
20983	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	wwdhks	67	2006-05-04 22:18
21261	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	wwdhks	19	2006-05-04 22:18
21354	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	wwdhks	323	2006-04-24 13:32
21300	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	hailang1986	212	2006-04-24 20:09
21120	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	why	279	2006-04-24 20:17
21287	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	hailang1986	38	2006-04-25 10:59
21435	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	xatm092	237	2006-04-29 08:19
22055	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	tomcatexpert	96	2006-04-25 14:44
21395	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	lianqing_45	93	2006-04-28 17:40
21463	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	xatm092	114	2006-04-29 08:39
21466	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	sunjavaduke	312	2006-04-29 13:23
20892	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	why	586	2006-04-30 19:19
21051	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	wwdhks	297	2006-04-29 19:41
21009	Re:菜鸟求救--Exception in thread "main" java.lang.NoClass.DeFoundError:Sushu	why	414	2006-04-29 20:14

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