/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Copyright 2008 Sun Microsystems, Inc.
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*/
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package org.opends.guitools.controlpanel.ui.components;
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import java.awt.BorderLayout;
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import java.awt.Color;
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import javax.swing.JComponent;
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import javax.swing.JPanel;
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import javax.swing.border.Border;
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import javax.swing.event.ChangeEvent;
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import javax.swing.event.ChangeListener;
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import org.opends.guitools.controlpanel.datamodel.Category;
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import org.opends.guitools.controlpanel.ui.border.AccordionElementBorder;
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/**
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* The panel representing a category. It contains a CategoryButton and a panel
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* that is displayed when the CategoryButton is in a certain state. They
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* are used on the left side of the main Control Panel.
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*
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*/
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public class CategoryPanel extends JPanel {
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private static final long serialVersionUID = 8941374689175404431L;
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private JPanel panel;
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private JComponent child;
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private Category category;
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private CategoryButton expandButton;
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private boolean expanded = true;
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static final Border categoryBorder = new AccordionElementBorder();
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/**
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* Constructor the the panel.
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* @param child the component that must be displayed by this panel if its
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* CategoryButton is in a certain state.
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* @param category the Category associated with the panel.
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*/
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public CategoryPanel(JComponent child, Category category)
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{
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this.child = child;
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setLayout(new BorderLayout());
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panel = new JPanel(new BorderLayout());
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add(panel, BorderLayout.CENTER);
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panel.add(child, BorderLayout.CENTER);
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expandButton = new CategoryButton(category);
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expandButton.setSelected(isExpanded());
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expandButton.addChangeListener(new CollapseListener());
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add(expandButton, BorderLayout.NORTH);
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this.category = category;
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setBorder(categoryBorder);
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}
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/**
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* Sets whether the state of the panel is extended or not (if expanded the
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* Component provided in the constructor will be displayed).
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* @param expanded whether the panel is extended or not.
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*/
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public void setExpanded(boolean expanded) {
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boolean oldExpanded = this.expanded;
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if (oldExpanded != expanded) {
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expandButton.setSelected(expanded);
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this.expanded = expanded;
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//setCollapseHeight(expanded? childPrefSize.height : 0);
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child.setVisible(expanded);
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firePropertyChange("expanded", oldExpanded, expanded);
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}
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}
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/**
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* Returns the category associated with this panel.
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* @return the category associated with this panel.
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*/
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public Category getCategory()
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{
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return category;
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}
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/**
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* Returns the component that must be displayed by this panel if its
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* CategoryButton is in a certain state.
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* @return the component that must be displayed by this panel if its
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* CategoryButton is in a certain state.
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*/
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public JComponent getChild()
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{
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return child;
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}
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/**
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* Returns <CODE>true</CODE> if the panel is extended and <CODE>false</CODE>
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* otherwise.
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* @return <CODE>true</CODE> if the panel is extended and <CODE>false</CODE>
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* otherwise.
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*/
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public boolean isExpanded()
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{
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return expanded;
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}
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/**
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* {@inheritDoc}
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*/
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public void setForeground(Color foreground)
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{
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super.setForeground(foreground);
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if (expandButton != null)
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{
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expandButton.setForeground(foreground);
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}
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}
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/**
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* The custom listener used to display the child component.
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*
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*/
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private class CollapseListener implements ChangeListener
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{
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/**
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* {@inheritDoc}
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*/
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public void stateChanged(ChangeEvent event) {
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setExpanded(expandButton.isSelected());
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}
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}
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}
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