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  • 大小: 3KB
    文件類型: .java
    金幣: 1
    下載: 0 次
    發(fā)布日期: 2021-06-08
  • 語(yǔ)言: Java
  • 標(biāo)簽:

資源簡(jiǎn)介

該程序利用線程實(shí)現(xiàn)動(dòng)畫效果的一個(gè)案例,重點(diǎn)是多線程的睡眠方法,在線程的控制上也使用了線程的wait方法

資源截圖

代碼片段和文件信息


import?javax.swing.*;
import?java.awt.*;
import?java.awt.event.*;

public?class?Threadframe?extends?Jframe??implements?ActionListener
{
JPanel?panelpanelT;
int?score=0;
JLabel?label;
JButton?bstartbpausebresumebstop;
JTextField?textField;
JTextField?scoreField;
Wordthread?giveWord;
public?Threadframe()
{???
????super(“利用Java多線程實(shí)現(xiàn)漢字打字練習(xí)程序“);
setVisible(true);
setSize(400300);

panelT?=new?JPanel();
add(panelTBorderLayout.NORTH);



bstart=new?JButton(“開始“);
bstart.addActionListener(new?ActionListener()
{
????public?void?actionPerformed(ActionEvent?e)
????{
????
???? ???giveWord=new?Wordthread(label);
???????????giveWord.start();
???????????bstart.setEnabled(false);
???????????bpause.setEnabled(true);
???????????bresume.setEnabled(true);
???????????
???????????
????
????}



}



);

????panelT.add(bstart);
????
????bpause=new?JButton(“暫停“);
????bpause.setEnabled(false);
bpause.addActionListener(new?ActionListener()??????//剛開始是bstart.addActionListener造成72行空指針異常
{
????public?void?actionPerformed(ActionEvent?ae)
????{
???? giveWord.wait=true;
???? //giveWord.dd();
???? bresume.setEnabled(true);
???? bpause.setEnabled(false);
????
????}



}



);

????panelT.add(bpause);
????
????
????bresume=new?JButton(“繼續(xù)“);
????bresume.setEnabled(false);
bresume.addActionListener(new?ActionListener()
{
????public?void?actionPerformed(ActionEvent?ae)
????{
???? ????giveWord.wait=false;
???? //giveWord.bd();
???? bpause.setEnabled(true);
???? bresume.setEnabled(false);
????
????

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