package com.test;
import java.awt.event.KeyEvent;
import java.awt.event.KeyListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import javax.swing.JFrame;
import javax.swing.JScrollPane;
import javax.swing.JTextArea;
class MyKeyTest extends JFrame implements KeyListener {
private String type = "f1";
private JTextArea text = new JTextArea();
public MyKeyTest(){
super.setTitle("test");
JScrollPane jsp = new JScrollPane(text);
jsp.setBounds(2, 2,400, 200);
super.add(jsp);
text.addKeyListener(this);
super.setSize(310,210);
super.setVisible(true);
super.addWindowListener(new WindowAdapter(){
//覆寫窗口關閉方法
public void windowClosing(WindowEvent argo){
System.exit(1);
}
});
}
@Override
public void keyTyped(KeyEvent e) {
// TODO Auto-generated method stub
text.append("輸入:"+e.getKeyChar()+"\n");
}
@Override
public void keyPressed(KeyEvent e) {
// TODO Auto-generated method stub
text.append(KeyEvent.getKeyText(e.getKeyCode())+"鍵按下\n");
if(KeyEvent.getKeyText(e.getKeyCode()) == type){
System.out.println("hahahahaha");
}
}
@Override
public void keyReleased(KeyEvent e) {
// TODO Auto-generated method stub
text.append(KeyEvent.getKeyText(e.getKeyCode())+"鍵鬆開\n");
}
}
public class MyKeyEventTest{
public static void main(String[] args){
new MyKeyTest();
}
}
鍵盤監聽例子
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