confirm.java

来自「This applet illustrates the prediction c」· Java 代码 · 共 59 行

import java.applet.*;
import java.awt.*;
import java.awt.event.*;

class Confirm extends Dialog implements WindowListener 
{
  Button ok;
  Button cancel;
  Panel  buttonPanel;
  Panel  textPanel;
  final static public  int OK=1;
  final static public  int CANCEL=2;
  public static int answer;

  public Confirm(Frame frame, boolean mode,String text)
  {
    super(frame,mode);
    setTitle("Confirm");
    textPanel = new Panel();
    textPanel.setLayout(new FlowLayout(FlowLayout.CENTER));
    textPanel.add(new Label(text));
    buttonPanel = new Panel();
    buttonPanel.setLayout(new FlowLayout(FlowLayout.CENTER));
    ok     = new Button("Ok");
    ActionListener okListener = new ActionListener() {
	public void actionPerformed(ActionEvent e) {
	    answer = OK;
	    dispose();
	}
    };
    ok.addActionListener(okListener);
    cancel = new Button("Cancel");
    ActionListener cancelListener = new ActionListener() {
	public void actionPerformed(ActionEvent e) {
	    dispose();
	}
    };
    cancel.addActionListener(cancelListener);
    buttonPanel.add(ok);
    buttonPanel.add(cancel);
    add("Center",textPanel);
    add("South",buttonPanel);
    setSize(200,128);
    answer = CANCEL;
    this.addWindowListener(this);
  }

    public void windowActivated(WindowEvent e) {}
    public void windowClosed(WindowEvent e) {}
    public void windowClosing(WindowEvent e) {
	dispose();
    }
    public void windowDeactivated(WindowEvent e) {}
    public void windowDeiconified(WindowEvent e) {}
    public void windowIconified(WindowEvent e) {}
    public void windowOpened(WindowEvent e) {}
 
}