/*
* $Id$
*
* Copyright (C) 2003-2014 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.GridLayout;
import java.util.HashMap;
import java.util.Map;
import javax.swing.DefaultListModel;
import javax.swing.JDesktopPane;
import javax.swing.JInternalFrame;
import javax.swing.JList;
import javax.swing.JPanel;
import javax.swing.SwingUtilities;
import javax.swing.border.BevelBorder;
import javax.swing.event.ListSelectionEvent;
import javax.swing.event.ListSelectionListener;
import org.apache.log4j.Logger;
/**
* @author Ewout Prangsma (epr@users.sourceforge.net)
*/
public class WindowBar extends JPanel {
private static final long serialVersionUID = 1L;
private static final Logger log = Logger.getLogger(WindowBar.class);
private final JList list;
private final DefaultListModel model;
private final Map<JInternalFrame, FrameWrapper> wrappers;
public WindowBar() {
this.list = new JList();
this.model = new DefaultListModel();
this.wrappers = new HashMap<JInternalFrame, FrameWrapper>();
list.setModel(model);
list.addListSelectionListener(new SelectionListener());
setLayout(new GridLayout(1, 1));
list.setBorder(new BevelBorder(BevelBorder.LOWERED));
add(list);
}
public void addFrame(final JInternalFrame frame) {
log.debug("addFrame " + frame.getTitle());
final FrameWrapper wrapper = new FrameWrapper(frame);
SwingUtilities.invokeLater(new Runnable() {
public void run() {
wrappers.put(frame, wrapper);
model.addElement(wrapper);
revalidate();
repaint();
}
});
}
public void removeFrame(final JInternalFrame frame) {
log.debug("removeFrame " + frame.getTitle());
final FrameWrapper wrapper = wrappers.get(frame);
if (wrapper != null) {
SwingUtilities.invokeLater(new Runnable() {
public void run() {
model.removeElement(wrapper);
wrappers.remove(frame);
revalidate();
repaint();
}
});
}
}
public void setActiveFrame(JInternalFrame frame) {
FrameWrapper w = wrappers.get(frame);
if (w != null) {
list.setSelectedValue(w, true);
}
}
private class SelectionListener implements ListSelectionListener {
/**
* @see javax.swing.event.ListSelectionListener#valueChanged(javax.swing.event.ListSelectionEvent)
*/
public void valueChanged(ListSelectionEvent event) {
final FrameWrapper sel = (FrameWrapper) list.getSelectedValue();
if ((sel != null) && !sel.getFrame().isSelected()) {
final JInternalFrame frame = sel.getFrame();
final JDesktopPane desktop = frame.getDesktopPane();
desktop.setSelectedFrame(frame);
}
}
}
private static class FrameWrapper {
private final JInternalFrame frame;
/**
* @param frame
*/
public FrameWrapper(JInternalFrame frame) {
this.frame = frame;
}
public final JInternalFrame getFrame() {
return frame;
}
public String toString() {
return frame.getTitle();
}
}
}