import java.awt.*;
import java.awt.event.*;public class TestButton {
public static void main(String[] args){
Frame f = new Frame("Test");
f.setSize(200,100);
f.setLayout(new FlowLayout(FlowLayout,CENTER));
Button b = new Button("Press ME!");
b.addActionListener(new ButtonHandler());
f.add(b);
f.setVisible(true);
}
}class ButtonHandler implements ActionListener{
public void actinoPerformed(ActionEvent e){
System.out.println("Action occurred");
System.out.println("Button's label is:"+e.getActionCommand());
}
}
import java.awt.event.*;public class TestButton {
public static void main(String[] args){
Frame f = new Frame("Test");
f.setSize(200,100);
f.setLayout(new FlowLayout(FlowLayout,CENTER));
Button b = new Button("Press ME!");
b.addActionListener(new ButtonHandler());
f.add(b);
f.setVisible(true);
}
}class ButtonHandler implements ActionListener{
public void actinoPerformed(ActionEvent e){
System.out.println("Action occurred");
System.out.println("Button's label is:"+e.getActionCommand());
}
}
import java.awt.*;
import java.awt.event.*;public class TestButton {
public static void main(String[] args) {
Frame f = new Frame("Test");
f.setSize(200, 100);
//FlowLayout,CENTER 这样写是错误的
f.setLayout(new FlowLayout(FlowLayout.CENTER)); Button b = new Button("Press ME!");
b.addActionListener(new ButtonHandler()); f.add(b);
f.setVisible(true);
}
}class ButtonHandler implements ActionListener {
/**actinoPerformed 名字写错了,记得给分
public void actinoPerformed(ActionEvent e) {
System.out.println("Action occurred");
System.out.println("Button's label is:" + e.getActionCommand());
}
**/
public void actionPerformed(ActionEvent e) {
System.out.println("Action occurred");
System.out.println("Button's label is:" + e.getActionCommand());// TODO Auto-generated method stub
}
}
f.setLayout(new FlowLayout(20,20,18));//这一句的参数自己查查,应该是Button的位置其次,actinoPerformed(ActionEvent e)你的方法名拼写错误
public class ButtonTest {
public static void main(String[] args) {
Frame f = new Frame("Test");
f.setSize(200, 100);
f.setLayout(new FlowLayout(20, 20, 18)); Button b = new Button("Press ME!");
b.addActionListener(new ButtonHandler()); f.add(b);
f.setVisible(true);
}
}class ButtonHandler implements ActionListener { public void actionPerformed(ActionEvent e) {
// TODO Auto-generated method stub
System.out.println("Action occurred");
System.out.println("Button's label is:" + e.getActionCommand());
}
}