// Copyright (c) 1995, 1996 Regents of the University of California.
// File: ActionQuit.java
// Classes: ActionQuit
// Original Author: Kedar Patankar
// Date 21 Jan 1997

package uci.graphedit;
import gjt.DialogClient;
import java.awt.Dialog;
import java.util.Vector;

/**Action to close all windows and exit the application.*/

public class ActionQuit extends Action implements DialogClient 
{
	public ActionQuit(Editor e) { super(e);}
	
	public String name() { return "Quit Application"; }

	public void doIt() 
	{
		Vector v=_editor.get_outStanding();
		if(v.size()<=0)
			shutDown();
		String s="Can't quit. There exist some unsaved files";
		MessageDialog md = new MessageDialog
			(_editor,this,"Northeastern AP-Studio",s);
		md.show();
	}

	public void undoIt() { }

	public void dialogDismissed(Dialog dl){}

	private void shutDown()
	{
		_editor.close();
		System.exit(0);
	}

} /* end class ActionQuit */