/*
 *                 Sun Public License Notice
 * 
 * The contents of this file are subject to the Sun Public License
 * Version 1.0 (the "License"). You may not use this file except in
 * compliance with the License. A copy of the License is available at
 * http://www.sun.com/
 * 
 * The Original Code is NetBeans. The Initial Developer of the Original
 * Code is Sun Microsystems, Inc. Portions Copyright 1997-2002 Sun
 * Microsystems, Inc. All Rights Reserved.
 */

package fullscreeneditor;

import java.awt.BorderLayout;
import java.awt.GraphicsEnvironment;
import java.awt.Image;
import java.awt.Toolkit;
import java.awt.Window;
import java.awt.event.ActionEvent;
import java.awt.event.WindowEvent;
import java.awt.event.WindowListener;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import javax.swing.AbstractAction;
import javax.swing.ActionMap;
import javax.swing.JComponent;
import javax.swing.JDialog;
import javax.swing.JFrame;
import javax.swing.KeyStroke;
import javax.swing.WindowConstants;
import org.openide.util.HelpCtx;
import org.openide.util.NbBundle;
import org.openide.util.actions.CallableSystemAction;
import org.openide.windows.*;

public class FullScreenAction extends CallableSystemAction implements PropertyChangeListener, WindowListener {
    
    private static final class FakeWM extends WindowManager {
        public void open(TopComponent t) {
            componentOpenNotify(t);
            componentShowing(t);
        }
        public void close(TopComponent t) {
            componentHidden(t);
            componentCloseNotify(t);
        }
        public void addPropertyChangeListener(PropertyChangeListener l) {
            throw new IllegalStateException();
        }
        protected WindowManager.Component createTopComponentManager(TopComponent c) {
            throw new IllegalStateException();
        }
        public Workspace createWorkspace(String name, String displayName) {
            throw new IllegalStateException();
        }
        public Workspace findWorkspace(String name) {
            throw new IllegalStateException();
        }
        public Workspace getCurrentWorkspace() {
            throw new IllegalStateException();
        }
        public java.awt.Frame getMainWindow() {
            throw new IllegalStateException();
        }
        public Workspace[] getWorkspaces() {
            throw new IllegalStateException();
        }
        public void removePropertyChangeListener(PropertyChangeListener l) {
            throw new IllegalStateException();
        }
        public void setWorkspaces(Workspace[] workspaces) {
            throw new IllegalStateException();
        }
        public void updateUI() {
            throw new IllegalStateException();
        }
        public TopComponent.Registry componentRegistry() {
            throw new IllegalStateException();
        }
    }
    
    protected void initialize() {
        super.initialize();
        // Cf. org.netbeans.core.windows.frames.NbFocusManager and
        // org.netbeans.core.windows.frames.ShortcutAndMenuKeyEventProcessor
        putProperty("OpenIDE-Transmodal-Action", Boolean.TRUE); // NOI18N
    }

    private Window f = null;
    private TopComponent nue = null;
    
    public void performAction() {
        if (f == null) {
            TopComponent tc = TopComponent.getRegistry().getActivated();
            if (tc instanceof TopComponent.Cloneable) {
                nue = ((TopComponent.Cloneable)tc).cloneComponent();
                // JFrame f = new JFrame(nue.getName());
                JDialog f = new JDialog(WindowManager.getDefault().getMainWindow(), nue.getName(), false);
                f.setDefaultCloseOperation(WindowConstants.DO_NOTHING_ON_CLOSE);
                f.setUndecorated(true);
                nue.addPropertyChangeListener(this);
                f.getContentPane().add(nue, BorderLayout.CENTER);
                /*
                f.getRootPane().getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(KeyStroke.getKeyStroke("control shift typed F11"), "fullscreen");
                f.getRootPane().getActionMap().put("fullscreen", this);
                 */
                f.setVisible(true);
                /*
                Image i = nue.getIcon();
                if (i != null) f.setIconImage(i);
                 */
                new FakeWM().open(nue);
                GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().setFullScreenWindow(f);
                nue.requestFocus();
                TopComponent.getRegistry().addPropertyChangeListener(this);
                f.addWindowListener(this);
                this.f = f;
            } else {
                Toolkit.getDefaultToolkit().beep();
            }
        } else {
            disposeIt();
        }
    }
    
    private void disposeIt() {
        nue.removePropertyChangeListener(this);
        TopComponent.getRegistry().removePropertyChangeListener(this);
        f.removeWindowListener(this);
        GraphicsEnvironment.getLocalGraphicsEnvironment().getDefaultScreenDevice().setFullScreenWindow(null);
        new FakeWM().close(nue);
        f.setVisible(false);
        f.dispose();
        nue = null;
        f = null;
    }
    
    public String getName() {
        return NbBundle.getMessage(FullScreenAction.class, "LBL_Action");
    }
    
    public HelpCtx getHelpCtx() {
        return HelpCtx.DEFAULT_HELP;
    }
    
    public void propertyChange(PropertyChangeEvent evt) {
        if (f != null && nue != null) {
            if ("name".equals(evt.getPropertyName())) {
                ((JDialog)f).setTitle(nue.getName());
            } else if (TopComponent.Registry.PROP_ACTIVATED.equals(evt.getPropertyName())) {
                /* does not seem to work (grey screen):
                TopComponent act = TopComponent.getRegistry().getActivated();
                if (act != nue && act instanceof TopComponent.Cloneable) {
                    new FakeWM().close(nue);
                    nue.removePropertyChangeListener(this);
                    TopComponent nue2 = ((TopComponent.Cloneable)act).cloneComponent();
                    f.setTitle(nue2.getName());
                    Image i = nue2.getIcon();
                    if (i != null) f.setIconImage(i);
                    nue2.addPropertyChangeListener(this);
                    f.getContentPane().remove(nue);
                    f.getContentPane().add(nue2, BorderLayout.CENTER);
                    new FakeWM().open(nue2);
                    nue2.requestFocus();
                    nue = nue2;
                }
                 */
            }
        }
    }
        
    public void windowClosing(WindowEvent e) {
        disposeIt();
    }
    
    public void windowDeactivated(WindowEvent e) {
    }
    public void windowDeiconified(WindowEvent e) {
    }
    public void windowIconified(WindowEvent e) {
    }
    public void windowOpened(WindowEvent e) {
    }
    public void windowActivated(WindowEvent e) {
    }
    public void windowClosed(WindowEvent e) {
    }
    
}