/*
* Copyright 2010-2015 Institut Pasteur.
*
* This file is part of Icy.
*
* Icy 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 3 of the License, or
* (at your option) any later version.
*
* Icy 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 Icy. If not, see <http://www.gnu.org/licenses/>.
*/
package icy.gui.component.renderer;
import icy.gui.lut.ColormapIcon;
import icy.image.colormap.IcyColorMap;
import icy.util.ReflectionUtil;
import java.awt.Dimension;
import java.awt.Insets;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JList;
/**
* @author Stephane
*/
public class ColormapComboBoxRenderer extends CustomComboBoxRenderer
{
/**
*
*/
private static final long serialVersionUID = 8439070623266035911L;
/**
* @deprecated Use {@link #ColormapComboBoxRenderer(JComboBox)} instead
*/
@Deprecated
public ColormapComboBoxRenderer(JComboBox combo, int w, int h)
{
this(combo);
}
public ColormapComboBoxRenderer(JComboBox combo)
{
super(combo);
}
@Override
protected void updateItem(JList list, Object value)
{
if (value instanceof IcyColorMap)
{
final IcyColorMap colormap = (IcyColorMap) value;
final JComboBox comboBox = getComboBox();
final Dimension dim = comboBox.getSize();
int btnWidth;
try
{
// a bit ugly but we really want to access it
final JButton popBtn = (JButton) ReflectionUtil.getFieldObject(comboBox.getUI(), "arrowButton", true);
btnWidth = popBtn.getWidth();
if (btnWidth <= 0)
btnWidth = popBtn.getPreferredSize().width;
if (btnWidth <= 0)
btnWidth = 20;
}
catch (Exception e)
{
btnWidth = 20;
}
final Insets insets = getInsets();
dim.width -= btnWidth + insets.left + insets.right;
dim.height -= insets.top + insets.bottom + 2;
setIcon(new ColormapIcon(colormap, dim.width, dim.height));
setText("");
setToolTipText("Set " + colormap.getName() + " colormap");
setEnabled(list.isEnabled());
setFont(list.getFont());
}
else
super.updateItem(list, value);
}
}