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/*
* Copyright 2007-2008 Sun Microsystems, Inc. All Rights Reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* - Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of Sun Microsystems nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package com.sun.swingset3.utilities;
import com.sun.swingset3.utilities.ArrowIcon;
import java.awt.BorderLayout;
import java.awt.Color;
import java.awt.Component;
import java.awt.Dimension;
import java.awt.Font;
import javax.swing.Box;
import javax.swing.Icon;
import javax.swing.JCheckBox;
import javax.swing.JComponent;
import javax.swing.JPanel;
import javax.swing.UIManager;
import javax.swing.border.EmptyBorder;
import javax.swing.event.ChangeEvent;
import javax.swing.event.ChangeListener;
import org.jdesktop.animation.timing.Animator;
import org.jdesktop.animation.timing.interpolation.PropertySetter;
/**
*
* @author aim
*/
public class CollapsiblePanel extends JPanel {
public enum Orientation { HORIZONTAL, VERTICAL }
private JPanel panel;
private JComponent child;
private JCheckBox expandCheckBox; // may be null, if no title was supplied
private Orientation orientation = Orientation.VERTICAL;
private Dimension childPrefSize;
private boolean expanded = true;
public CollapsiblePanel(JComponent child) {
this(child, Orientation.VERTICAL);
}
public CollapsiblePanel(JComponent child, Orientation orientation) {
this.orientation = orientation;
this.child = child;
setLayout(new BorderLayout());
panel = new JPanel(new BorderLayout());
add(panel, BorderLayout.CENTER);
panel.add(child, BorderLayout.CENTER);
}
/** Creates a new instance of CollapsiblePanel */
public CollapsiblePanel(JComponent child, String title, String tooltip) {
this(child, Orientation.VERTICAL, title, tooltip);
}
public CollapsiblePanel(JComponent child, String title) {
this(child, Orientation.VERTICAL, title, null);
}
public CollapsiblePanel(JComponent child, Orientation orientation,
String title, String tooltip) {
this(child, orientation);
add(createCollapseControl(title, tooltip),
orientation == Orientation.HORIZONTAL?
BorderLayout.WEST : BorderLayout.NORTH);
}
protected Component createCollapseControl(String title, String tooltip) {
// Add upper panel to hold collapse control
Box box = Box.createHorizontalBox();
expandCheckBox = new JCheckBox(title);
expandCheckBox.setBorder(new EmptyBorder(0,4,0,0));
expandCheckBox.setToolTipText(tooltip);
expandCheckBox.setHorizontalTextPosition(JCheckBox.RIGHT);
expandCheckBox.setSelectedIcon(new ArrowIcon(ArrowIcon.SOUTH));
expandCheckBox.setIcon(new ArrowIcon(ArrowIcon.EAST));
expandCheckBox.setSelected(isExpanded());
expandCheckBox.addChangeListener(new CollapseListener());
box.add(expandCheckBox);
return box;
}
public void setExpanded(boolean expanded) {
boolean oldExpanded = this.expanded;
if (oldExpanded != expanded) {
if (expandCheckBox != null) {
expandCheckBox.setSelected(expanded);
}
childPrefSize = child.getPreferredSize();
this.expanded = expanded;
if (isShowing()) {
// only animate if currently showing
Animator animator = null;
if (orientation == Orientation.VERTICAL) {
animator = new Animator(600, new PropertySetter(this, "collapseHeight",
expanded ? 0 : childPrefSize.height, expanded ? childPrefSize.height : 0));
}
if (orientation == Orientation.HORIZONTAL) {
animator = new Animator(600, new PropertySetter(this, "collapseWidth",
expanded ? 0 : childPrefSize.width, expanded ? childPrefSize.width : 0));
}
animator.setStartDelay(10);
animator.setAcceleration(.2f);
animator.setDeceleration(.3f);
animator.start();
} else {
if (orientation == Orientation.VERTICAL) {
setCollapseHeight(expanded? childPrefSize.height : 0);
} else if (orientation == Orientation.HORIZONTAL) {
setCollapseWidth(expanded? childPrefSize.width : 0);
}
}
firePropertyChange("expanded", oldExpanded, expanded);
}
}
// intended only for animator, but must be public
public void setCollapseHeight(int height) {
panel.setPreferredSize(new Dimension(childPrefSize.width, height));
child.revalidate();
repaint();
}
// intended only for animator, but must be public
public void setCollapseWidth(int width) {
panel.setPreferredSize(new Dimension(width, childPrefSize.height));
child.revalidate();
repaint();
}
public boolean isExpanded() {
return expanded;
}
public void setExpandedIcon(Icon expandedIcon) {
if (expandCheckBox != null) {
expandCheckBox.setSelectedIcon(expandedIcon);
}
}
public void setCollapsedIcon(Icon collapsedIcon) {
if (expandCheckBox != null) {
expandCheckBox.setIcon(collapsedIcon);
}
}
@Override
public void setFont(Font font) {
super.setFont(font);
if (expandCheckBox != null) {
expandCheckBox.setFont(font);
}
}
@Override
public void setForeground(Color foreground) {
super.setForeground(foreground);
if (expandCheckBox != null) {
expandCheckBox.setForeground(foreground);
}
}
@Override
public void updateUI() {
super.updateUI();
//configureDefaults();
}
protected void configureDefaults() {
if (expandCheckBox != null) {
if (UIManager.getLookAndFeel().getName().equals("Nimbus")) {
expandCheckBox.setBorder(new EmptyBorder(0,4,0,0));
} else {
expandCheckBox.setBorder(new EmptyBorder(0,0,0,0));
}
}
}
// only used if checkbox is present
private class CollapseListener implements ChangeListener {
public void stateChanged(ChangeEvent event) {
setExpanded(expandCheckBox.isSelected());
}
}
}
