// File: AlarmDialog.java
// Classes: AlarmDialog
// Original Author: Kedar Patankar
// Date : 21 Jan 1997


package uci.graphedit;

import java.awt.Button;
import java.awt.Frame;
import java.awt.Label;
import java.awt.BorderLayout;
import java.awt.Event;
import java.awt.Font;
import java.awt.Color;

import gjt.GJTDialog;
import gjt.DialogClient;
import gjt.ButtonPanel;

public class AlarmDialog extends GJTDialog 
{
	private Button _yes;
	private Button _no;
	private Button _cancel;
	private String _choice;
	
	public AlarmDialog(Frame frame,DialogClient dialogClient,String title,String file) 
	{ 
		super(frame,title,dialogClient,true);
		setLayout(new BorderLayout());

		Label alarmFile=new Label(file,Label.CENTER);
		Label alarmQuestion = new Label("Save changes to class graph?",Label.CENTER);
		add("North",alarmQuestion);
		add("Center",alarmFile);
		alarmQuestion.setFont(new Font("Times Roman",Font.BOLD,12));

		ButtonPanel buttonPanel= new ButtonPanel();
		buttonPanel.add(_yes = new Button("Yes"));
		buttonPanel.add(_no = new Button("No"));
		buttonPanel.add(_cancel=new Button("Cancel"));

		buttonPanel.setBackground(Color.lightGray);
		add("South",buttonPanel);
		pack();
		setBackground(Color.lightGray);
	}

	
	public void show()
	{
		_yes.requestFocus();
		super.show();
	}

	public boolean handleEvent(Event e) 
	{
		switch(e.id) 
		{
			case Event.WINDOW_DESTROY:
				close();
				return true;
		}
		return super.handleEvent(e);
	}


	public boolean action(Event e, Object what) 
	{
		if(e.target == _cancel)
		{
			close();
			return true;
	    }
		else
		if(e.target == _no)
		{
			_choice="NO";
			executecommand();
			return true;
		}
		else
		if(e.target == _yes)
		{
			_choice="YES";
			executecommand();
			return true;
		}
		return false;
	}

	public void close() { hide(); dispose(); }

	private void executecommand()
	{
		hide();
		client.dialogDismissed(this);
		dispose();
	}

	public String getChoice(){return _choice;}

} /* end class AlarmDialog */