在此感谢Java狂神说
一、文本框TextField
package GUI;
import java.awt.*;
import java.awt.event.*;
public class TestDemo {
public static void main(String[] args) {
new MyFrame3();
}
}
class MyFrame3 extends Frame{
public MyFrame3(){
TextField textField = new TextField();
textField.addActionListener(new MyactionListenert());
textField.setEchoChar('*');
add(textField);
setBounds(200,200,300,300);
setVisible(true);
}
}
class MyactionListenert implements ActionListener{
@Override
public void actionPerformed(ActionEvent e) {
TextField textField = (TextField)e.getSource();
System.out.println(""+textField.getText());
textField.setText("");
}
}