/**
* Copyright (C) 2002-2012 The FreeCol Team
*
* This file is part of FreeCol.
*
* FreeCol 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.
*
* FreeCol 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 FreeCol. If not, see <http://www.gnu.org/licenses/>.
*/
package net.sf.freecol.client.gui.plaf;
import org.freecolandroid.repackaged.java.awt.AlphaComposite;
import org.freecolandroid.repackaged.java.awt.Color;
import org.freecolandroid.repackaged.java.awt.Component;
import org.freecolandroid.repackaged.java.awt.Composite;
import org.freecolandroid.repackaged.java.awt.Graphics;
import org.freecolandroid.repackaged.java.awt.Graphics2D;
import org.freecolandroid.repackaged.javax.swing.Icon;
import org.freecolandroid.repackaged.javax.swing.JLabel;
import org.freecolandroid.repackaged.javax.swing.JList;
import org.freecolandroid.repackaged.javax.swing.ListCellRenderer;
import org.freecolandroid.repackaged.javax.swing.plaf.UIResource;
import net.sf.freecol.common.model.FreeColObject;
import net.sf.freecol.common.model.Nameable;
import net.sf.freecol.client.gui.i18n.Messages;
/**
* A <code>ListCellRenderer</code> to be used by <code>FreeColListUI</code>.
*/
public class FreeColComboBoxRenderer implements ListCellRenderer, UIResource {
private final SelectedComponent SELECTED_COMPONENT = new SelectedComponent();
private final NormalComponent NORMAL_COMPONENT = new NormalComponent();
/**
* Returns a <code>ListCellRenderer</code> for the given <code>JList</code>.
*
* @param list The <code>JList</code>.
* @param value The list cell.
* @param index The index in the list.
* @param isSelected <code>true</code> if the given list cell is selected.
* @param hasFocus <code>false</code> if the given list cell has the focus.
* @return The <code>ListCellRenderer</code>
*/
public Component getListCellRendererComponent(JList list, Object value, int index,
boolean isSelected, boolean hasFocus) {
JLabel c = isSelected ? SELECTED_COMPONENT : NORMAL_COMPONENT;
c.setForeground(list.getForeground());
c.setFont(list.getFont());
setLabelValues(c, value);
return c;
}
public void setLabelValues(JLabel c, Object value) {
if (value instanceof Icon) {
// TODO: does this even make sense? Value should never be an icon!
c.setIcon((Icon) value);
} else if (value instanceof FreeColObject) {
if (value instanceof Nameable) {
String name = ((Nameable) value).getName();
if (name != null) {
c.setText(name);
return;
}
}
c.setText(Messages.getName((FreeColObject) value));
} else {
c.setText((value == null) ? null : value.toString());
}
}
private class SelectedComponent extends JLabel {
public SelectedComponent() {
setOpaque(false);
}
public void paintComponent(Graphics g) {
Graphics2D g2d = (Graphics2D) g;
Composite oldComposite = g2d.getComposite();
Color oldColor = g2d.getColor();
g2d.setComposite(AlphaComposite.getInstance(AlphaComposite.SRC_OVER, 0.1f));
g2d.setColor(Color.BLACK);
g2d.fillRect(0, 0, getWidth(), getHeight());
g2d.setComposite(oldComposite);
g2d.setColor(oldColor);
super.paintComponent(g);
}
}
private class NormalComponent extends JLabel {
public NormalComponent() {
setOpaque(false);
}
}
}