package graphbrowser;

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


public class MessageDialog extends Dialog implements ActionListener  {


  Label     label1;
  //TextField text1,text2;
  Button    okButton,cancelButton;
  boolean   value=true;
  //String    value1,value2;
  Frame source;


  public MessageDialog(Frame parent, String title,String message) {
      super(parent,title,true); // model dialog

      source=parent;
      label1=new Label(message);
      okButton=new Button("OK");
      cancelButton=new Button("Cancel");

      setLayout(new BorderLayout() );

      Panel p1=new Panel();
      //p1.setLayout(new GridLayout(2,2,0,5) );
      p1.add(label1);

      Panel p2=new Panel();
      p2.setLayout(new FlowLayout(FlowLayout.CENTER));
      p2.add(okButton);
      p2.add(cancelButton);

      // add event listeners
      okButton.addActionListener(this);
      cancelButton.addActionListener(this);

      this.setEnabled(true);

      this.add(p1,"North");
      this.add(p2,"South");
      this.pack();
      this.setLocation(source.getLocation().x+5,source.getLocation().y+5);
      //this.show();
  }

  public void actionPerformed(ActionEvent e) {

    //public boolean action(Event event, Object object) {
     //Object esource=e.getSource();
    //Object esource=event.target;

    if (e.getSource() == okButton) {
        value=true; setVisible(false);return;
    }  else if (e.getSource() == cancelButton) {
        value=false; setVisible(false); return;
     }
   return;


  }

  // callback for external data-fetching use

  public boolean getValue() {
    return value;

  }


}