com.quinsoft.zeidon.objectbrowser.ObjectBrowser.java Source code

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Here is the source code for com.quinsoft.zeidon.objectbrowser.ObjectBrowser.java

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/**
This file is part of the Zeidon Java Object Engine (Zeidon JOE).
    
Zeidon JOE 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 3 of the License, or
(at your option) any later version.
    
Zeidon JOE 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 Zeidon JOE.  If not, see <http://www.gnu.org/licenses/>.
    
Copyright 2009-2015 QuinSoft
 */
package com.quinsoft.zeidon.objectbrowser;

import java.awt.Component;
import java.awt.Frame;
import java.awt.event.WindowAdapter;
import java.awt.event.WindowEvent;
import java.net.URL;

import javax.swing.ImageIcon;
import javax.swing.JFrame;

import com.google.common.io.Resources;
import com.quinsoft.zeidon.ObjectEngine;

/**
 * The main Frame for the stand-alone OB.
 *
 * @author DG
 *
 */
public class ObjectBrowser {
    private final FrameBrowserEnvironment env;
    private JFrame mainFrame;

    public ObjectBrowser(ObjectEngine oe) {
        super();
        env = new FrameBrowserEnvironment(oe, this);
    }

    protected void startup() {
        // Create and set up the window.
        mainFrame = new JFrame();
        mainFrame.setTitle("Zeidon Object Browser");
        mainFrame.setName("Object Browser");
        mainFrame.getContentPane().add(new MainPanel(env));

        URL iconUrl = Resources.getResource("tzobrwad.png");
        ImageIcon image = new ImageIcon(iconUrl);
        mainFrame.setIconImage(image.getImage());

        BrowserEventHandler listener = new BrowserEventHandler();
        mainFrame.addWindowStateListener(listener);
        mainFrame.addWindowListener(listener);
        mainFrame.pack();

        env.restoreEnvironment();

        // Display the window.
        mainFrame.setVisible(true);

        // Use invokeLater otherwise toFront() won't always work.
        java.awt.EventQueue.invokeLater(new Runnable() {
            @Override
            public void run() {
                mainFrame.toFront();
            }
        });

    }

    void saveEnvironment() {
        env.saveEnvironment();
        env.getOe().getSystemTask().log().info("Browser environment saved");
    }

    public JFrame getFrame() {
        return mainFrame;
    }

    private class BrowserEventHandler extends WindowAdapter {
        @Override
        public void windowClosing(WindowEvent e) {
            env.saveEnvironment();
            mainFrame.setVisible(false);
            mainFrame.dispose();
            mainFrame = null;
        }

        @Override
        public void windowStateChanged(WindowEvent e) {
            boolean visible = true;
            switch (e.getNewState()) {
            case Frame.ICONIFIED:
                visible = false;
                break;
            }
        }
    }

    public Component getMainFrame() {
        return mainFrame;
    }
}