/*
* $Id$
*
* Copyright (C) 2003-2015 JNode.org
*
* 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.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
package org.jnode.desktop;
import java.awt.AWTError;
import java.awt.Color;
import java.awt.Component;
import java.awt.Container;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.ContainerEvent;
import java.awt.event.ContainerListener;
import javax.swing.DefaultDesktopManager;
import javax.swing.JDesktopPane;
import javax.swing.JInternalFrame;
import javax.swing.JLabel;
import javax.swing.JLayeredPane;
import org.apache.log4j.Logger;
import org.jnode.awt.JNodeAwtContext;
import org.jnode.awt.JNodeToolkit;
import org.jnode.plugin.ExtensionPoint;
import org.jnode.plugin.PluginClassLoader;
import org.jnode.vm.VmSystem;
import org.jnode.vm.facade.VmUtils;
/**
* @author Ewout Prangsma (epr@users.sourceforge.net)
*/
public class Desktop implements Runnable {
static final Logger log = Logger.getLogger(Desktop.class);
ControlBar controlBar;
/**
* @see java.lang.Runnable#run()
*/
public void run() {
final ClassLoader cl = getClass().getClassLoader();
final ExtensionPoint appsEP;
if (cl instanceof PluginClassLoader) {
appsEP = ((PluginClassLoader) cl).getDeclaringPluginDescriptor().getExtensionPoint("apps");
} else {
throw new AWTError("Need to be loaded using a plugin classloader");
}
this.controlBar = new ControlBar(appsEP);
final JNodeToolkit tk = JNodeToolkit.getJNodeToolkit();
final JNodeAwtContext ctx = tk.getAwtContext();
final JDesktopPane desktop = ctx.getDesktop();
final Container awtRoot = ctx.getAwtRoot();
controlBar.getApplicationBar().addApp("Halt", new ActionListener() {
public void actionPerformed(ActionEvent e) {
JNodeToolkit.stopGui();
}
});
controlBar.getApplicationBar().addApp("Reboot", new ActionListener() {
public void actionPerformed(ActionEvent e) {
JNodeToolkit.stopGui();
VmSystem.halt(true);
}
});
awtRoot.removeAll();
awtRoot.setLayout(null);
awtRoot.add(desktop);
final int h = awtRoot.getHeight();
final int controlBarHeight = h / 8;
final int w = awtRoot.getWidth();
desktop.setBounds(0, 0, w, h - controlBarHeight);
awtRoot.add(controlBar);
controlBar.setBounds(0, h - controlBarHeight, w, controlBarHeight);
awtRoot.invalidate();
awtRoot.repaint();
System.out.println("controlBar.bounds=" + controlBar.getBounds());
System.out.println("desktop.bounds=" + desktop.getBounds());
// Update desktopmanager
desktop.setDesktopManager(new DesktopManagerImpl());
desktop.addContainerListener(new DesktopContainerListener());
// Set background info
final int dx = 30;
final int dy = dx;
final JLabel welcomeLbl = new JLabel("Welcome to JNode");
welcomeLbl.setForeground(Color.WHITE);
welcomeLbl.setLocation(dx, dy);
welcomeLbl.setFont(welcomeLbl.getFont().deriveFont(20.0f));
welcomeLbl.setSize(welcomeLbl.getPreferredSize());
desktop.add(welcomeLbl, (Integer) (JLayeredPane.DEFAULT_LAYER - 1));
final JLabel versionLbl = new JLabel("version " + VmUtils.getVm().getVersion());
versionLbl.setForeground(Color.WHITE);
versionLbl.setFont(versionLbl.getFont().deriveFont(14.0f));
versionLbl.setSize(versionLbl.getPreferredSize());
versionLbl.setLocation(desktop.getWidth() - versionLbl.getWidth() - dy,
desktop.getHeight() - versionLbl.getHeight() - dy);
desktop.add(versionLbl, (Integer) (JLayeredPane.DEFAULT_LAYER - 1));
// Update
desktop.doLayout();
desktop.repaint();
}
private class DesktopContainerListener implements ContainerListener {
/**
* @see java.awt.event.ContainerListener#componentAdded(java.awt.event.ContainerEvent)
*/
public void componentAdded(ContainerEvent event) {
final Component c = event.getChild();
if (c instanceof JInternalFrame) {
controlBar.getWindowBar().addFrame((JInternalFrame) c);
} else {
log.info("componentAdded: " + c.getClass().getName());
}
}
/**
* @see java.awt.event.ContainerListener#componentRemoved(java.awt.event.ContainerEvent)
*/
public void componentRemoved(ContainerEvent event) {
final Component c = event.getChild();
if (c instanceof JInternalFrame) {
controlBar.getWindowBar().removeFrame((JInternalFrame) c);
} else {
log.info("componentRemoved: " + c.getClass().getName());
}
}
}
private class DesktopManagerImpl extends DefaultDesktopManager {
private static final long serialVersionUID = 1L;
/**
* @see javax.swing.DesktopManager#deiconifyFrame(javax.swing.JInternalFrame)
*/
public void deiconifyFrame(JInternalFrame frame) {
final JDesktopPane p = frame.getDesktopPane();
frame.setVisible(true);
if (p != null) {
p.setSelectedFrame(frame);
}
}
/**
* @see javax.swing.DesktopManager#iconifyFrame(javax.swing.JInternalFrame)
*/
public void iconifyFrame(JInternalFrame frame) {
final JDesktopPane p = frame.getDesktopPane();
frame.setVisible(false);
if ((p != null) && (p.getSelectedFrame() == frame)) {
p.setSelectedFrame(null);
}
}
/**
* @see javax.swing.DesktopManager#activateFrame(javax.swing.JInternalFrame)
*/
public void activateFrame(JInternalFrame frame) {
super.activateFrame(frame);
controlBar.getWindowBar().setActiveFrame(frame);
}
/**
* @see javax.swing.DesktopManager#deactivateFrame(javax.swing.JInternalFrame)
*/
public void deactivateFrame(JInternalFrame frame) {
super.deactivateFrame(frame);
}
}
}