/*
* org.openmicroscopy.shoola.agents.util.ui.JComboBoxImageRenderer
*
*------------------------------------------------------------------------------
* Copyright (C) 2006-2013 University of Dundee & Open Microscopy Environment.
* All rights reserved.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*------------------------------------------------------------------------------
*/
package org.openmicroscopy.shoola.agents.util.ui;
//Java imports
import java.awt.Component;
import java.awt.Dimension;
import java.util.List;
import javax.swing.DefaultListCellRenderer;
import javax.swing.Icon;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JList;
//Third-party libraries
//Application-internal dependencies
/**
* Displays icons in the combobox.
*
* @author Jean-Marie Burel
* <a href="mailto:j.burel@dundee.ac.uk">j.burel@dundee.ac.uk</a>
* @since Beta4.4
*/
public class JComboBoxImageRenderer
extends DefaultListCellRenderer
{
/** The tool tips to set.*/
private List<String> tooltips;
/**
* Creates a new instance.
*/
public JComboBoxImageRenderer()
{
}
/**
* Populates the renderer with the tooltips provided
*
* @param tooltips The value to set.
*/
public void setTooltips(List<String> tooltips)
{
this.tooltips = tooltips;
}
/**
* Overridden to set icon and text.
* @see DefaultListCellRenderer#getListCellRendererComponent(JList, Object, int, boolean, boolean)
*/
public Component getListCellRendererComponent(JList list, Object value,
int index, boolean isSelected, boolean cellHasFocus)
{
JLabel label = (JLabel) super.getListCellRendererComponent(list,
value, index, isSelected, cellHasFocus);
if (index > -1 && value != null && tooltips != null
&& tooltips.size() > index) {
list.setToolTipText(tooltips.get(index));
}
if (isSelected) {
setBackground(list.getSelectionBackground());
setForeground(list.getSelectionForeground());
} else {
setBackground(list.getBackground());
setForeground(list.getForeground());
}
String txt = "";
Icon icon = null;
if (value instanceof ImageIcon) {
icon = (ImageIcon) value;
txt = ((ImageIcon) value).getDescription();
} else if (value instanceof JComboBoxImageObject) {
JComboBoxImageObject object = (JComboBoxImageObject) value;
icon = object.getIcon();
txt = object.getText();
}
label.setIcon(icon);
label.setText(txt);
int h = label.getFontMetrics(label.getFont()).getHeight();
int max = h;
if (icon != null) {
max = Math.max(h, icon.getIconHeight())+4;
}
Dimension d = label.getPreferredSize();
label.setPreferredSize(new Dimension(d.width, max));
return label;
}
}