/*
 * SimplyHTML, a word processor based on Java, HTML and CSS
 * Copyright (C) 2002 Ulrich Hilger
 * Copyright (C) 2006 Dimitri Polivaev
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.
 *
 * This program 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 */
package com.lightdev.app.shtm;

import java.awt.Dimension;
import java.awt.EventQueue;
import java.awt.Toolkit;
import java.awt.event.WindowEvent;
import java.lang.reflect.InvocationTargetException;

import javax.swing.JFrame;

/**
 * Main window of application SimplyHTML.
 *
 * <p>This class constructs the main panel and all of its GUI elements
 * such as menus, etc.</p>
 *
 * <p>It defines a set of inner classes creating actions which can be
 * connected to menus, buttons or instantiated individually.</p>
 *
 * @author Ulrich Hilger
 * @author Dimitri Polivaev
 * @author Light Development
 * @author <a href="http://www.lightdev.com">http://www.lightdev.com</a>
 * @author <a href="mailto:info@lightdev.com">info@lightdev.com</a>
 * @author published under the terms and conditions of the
 *      GNU General Public License,
 *      for details see file gpl.txt in the distribution
 *      package of this software
 *
 *
 */
class FrmMain extends JFrame {
    public static final String APP_NAME = "SimplyHTML";
    public static final String VERSION = "0.19.11";
    /** static reference to this instance of class FrmMain */
    private SHTMLPanelImpl mainPane;

    private FrmMain() {
        SHTMLPanelImpl.setInternalUiResources();
        setIconImage(Toolkit.getDefaultToolkit().createImage(
            DynamicResource.getResource(SHTMLPanelImpl.getUiResources(), "appIcon")));
        setTitle(APP_NAME);
    }

    private void start() {
        SplashScreen.showInstance();
        try {
            EventQueue.invokeAndWait(new Runnable() {
                public void run() {
                    mainPane = new SHTMLPanelMultipleDocImpl();
                    //                    mainPane = new SHTMLPanelSingleDocImpl();
                    mainPane.setContentPanePreferredSize(new Dimension(1024, 500));
                    getContentPane().add(mainPane);
                    pack();
                    final Dimension screenSize = Toolkit.getDefaultToolkit().getScreenSize();
                    final Dimension frameSize = getSize();
                    if (frameSize.height > screenSize.height) {
                        frameSize.height = screenSize.height;
                    }
                    if (frameSize.width > screenSize.width) {
                        frameSize.width = screenSize.width;
                    }
                    //Center the window
                    setLocation((screenSize.width - frameSize.width) / 2, (screenSize.height - frameSize.height) / 2);
                    setVisible(true); // show the window
                    getSHTMLPanel().getMostRecentFocusOwner().requestFocus();
                }
            });
        }
        catch (final InterruptedException | InvocationTargetException e) {
            e.printStackTrace();
        }
        SplashScreen.hideInstance();
    }

    /**
     * catch requests to close the application's main frame to
     * ensure proper clean up before the application is
     * actually terminated.
     */
    protected void processWindowEvent(final WindowEvent e) {
        if (!(e.getID() == WindowEvent.WINDOW_CLOSING) || mainPane.close()) {
            super.processWindowEvent(e);
        }
    }

    protected SHTMLPanel getSHTMLPanel() {
        return mainPane;
    }

    static void run() {
        final FrmMain frmMain = new FrmMain();
        frmMain.start();
    }
}
