awtdialogwindow.java

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/*
 *  MicroEmulator
 *  Copyright (C) 2002-2003 Bartek Teodorczyk <[e-mail]>
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *
 *  You should have received a copy of the GNU Lesser General Public
 *  License along with this library; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package com.barteo.emulator.app.ui.awt;

import java.awt.BorderLayout;
import java.awt.Dialog;
import java.awt.Dimension;
import java.awt.Frame;
import java.awt.Panel;
import java.awt.Toolkit;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;

/**
 * Uniwersalna klasa sluzaca do wyswietlania okienek dialogowych
 */

public class AwtDialogWindow
{

	/**
	 * Metoda wywolujaca modalne okienko dialogowe
	 *
	 * @param title tytul okienka
	 * @param panel wnetrze okienka dialogowego
	 * @return true jesli zamkniecie okna zostalo wywolane przez przycisk OK
	 */
	public static boolean show(String title, final AwtDialogPanel panel)
	{
		final Dialog dialog = new Dialog(new Frame(), title, true);
		dialog.setLayout(new BorderLayout());
		dialog.add(panel, BorderLayout.CENTER);

		Panel actionPanel = new Panel();
		actionPanel.add(panel.btOk);
		actionPanel.add(panel.btCancel);
		dialog.add(actionPanel, BorderLayout.SOUTH);

		dialog.pack();
		Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
		Dimension frameSize = dialog.getSize();
		dialog.setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);

		ActionListener closeListener = new ActionListener()
		{
			public void actionPerformed(ActionEvent event)
			{
				if (event.getSource() == panel.btOk) {
					if (panel.check(true)) {
						panel.state = true;
						dialog.setVisible(false);
						panel.hideNotify();
					}
				} else {
					panel.state = false;
					dialog.setVisible(false);
					panel.hideNotify();
				}
			}
		};
    
		WindowAdapter windowAdapter = new WindowAdapter()
		{
			public void windowClosing(WindowEvent e)
			{
				panel.state = false;
				panel.hideNotify();
			}
		};

		dialog.addWindowListener(windowAdapter);
		panel.btOk.addActionListener(closeListener);
		panel.btCancel.addActionListener(closeListener);
		panel.showNotify();
		dialog.setVisible(true);
		panel.btOk.removeActionListener(closeListener);
		panel.btCancel.removeActionListener(closeListener);

		return panel.state;
	}

}