/**
* eobjects.org DataCleaner
* Copyright (C) 2010 eobjects.org
*
* This copyrighted material is made available to anyone wishing to use, modify,
* copy, or redistribute it subject to the terms and conditions of the GNU
* Lesser General Public License, as published by the Free Software Foundation.
*
* 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this distribution; if not, write to:
* Free Software Foundation, Inc.
* 51 Franklin Street, Fifth Floor
* Boston, MA 02110-1301 USA
*/
package org.eobjects.datacleaner.widgets;
import java.awt.BorderLayout;
import java.awt.Component;
import java.awt.Container;
import java.awt.Cursor;
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.Icon;
import javax.swing.JComponent;
import org.eobjects.datacleaner.panels.DCPanel;
import org.eobjects.datacleaner.util.IconUtils;
import org.eobjects.datacleaner.util.ImageManager;
import org.eobjects.datacleaner.util.WidgetFactory;
import org.eobjects.datacleaner.util.WidgetUtils;
import org.eobjects.metamodel.util.Ref;
import org.jdesktop.swingx.JXCollapsiblePane;
import org.jdesktop.swingx.JXCollapsiblePane.Direction;
/**
* A panel that has a title, a small collapse/expand button and a label, which
* is used to show/hide a panel underneath it.
*
* @author Kasper Sørensen
*/
public class DCCollapsiblePanel {
private static final long serialVersionUID = 1L;
private static final Icon _expandedIcon = ImageManager.getInstance().getImageIcon("images/actions/add.png",
IconUtils.ICON_SIZE_SMALL);
private static final Icon _collapsedIcon = ImageManager.getInstance().getImageIcon("images/actions/remove.png",
IconUtils.ICON_SIZE_SMALL);
private final JXCollapsiblePane _collapsiblePane;
private final DCLabel _label;
private final Ref<JComponent> _componentRef;
private String _collapsedText;
private String _expandedText;
private boolean _rendered = false;
public DCCollapsiblePanel() {
this(null, null, true, null);
}
public DCCollapsiblePanel(String collapsedText, String expandedText, boolean collapsed, Ref<JComponent> componentRef) {
_collapsedText = collapsedText;
_expandedText = expandedText;
_collapsiblePane = WidgetFactory.createCollapsiblePane(Direction.DOWN);
_componentRef = componentRef;
if (collapsed) {
_label = DCLabel.dark(collapsedText);
collapse();
} else {
_label = DCLabel.dark(expandedText);
expand();
}
_label.setFont(WidgetUtils.FONT_HEADER2);
_label.setCursor(Cursor.getPredefinedCursor(Cursor.HAND_CURSOR));
_label.addMouseListener(new MouseAdapter() {
@Override
public void mouseClicked(MouseEvent e) {
toggle();
}
});
}
public DCPanel toPanel() {
DCPanel panel = new DCPanel();
panel.setLayout(new BorderLayout());
panel.add(_label, BorderLayout.NORTH);
panel.add(_collapsiblePane, BorderLayout.CENTER);
return panel;
}
public void toggle() {
if (isCollapsed()) {
expand();
} else {
collapse();
}
}
public void collapse() {
setCollapsed(true);
}
public void expand() {
if (!_rendered) {
_rendered = true;
setComponent(_componentRef.get());
}
setCollapsed(false);
}
public boolean isCollapsed() {
return _collapsiblePane.isCollapsed();
}
public void setCollapsed(boolean collapsed) {
if (collapsed) {
_label.setText(getCollapsedText());
_label.setIcon(_collapsedIcon);
} else {
_label.setText(getExpandedText());
_label.setIcon(_expandedIcon);
}
_collapsiblePane.setCollapsed(collapsed);
_collapsiblePane.updateUI();
}
public String getCollapsedText() {
return _collapsedText;
}
public void setCollapsedText(String collapsedText) {
_collapsedText = collapsedText;
}
public String getExpandedText() {
return _expandedText;
}
public void setExpandedText(String expandedText) {
_expandedText = expandedText;
}
public Component getComponent() {
Container contentPane = _collapsiblePane.getContentPane();
if (contentPane.getComponentCount() == 0) {
return null;
}
DCPanel innerPanel = (DCPanel) contentPane.getComponent(0);
return innerPanel.getComponent(0);
}
public void setComponent(Component component) {
Container contentPane = _collapsiblePane.getContentPane();
contentPane.removeAll();
if (component != null) {
contentPane.add(component);
}
}
}