/* LanguageTool, a natural language style checker
* Copyright (C) 2005 Daniel Naber (http://www.danielnaber.de)
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301
* USA
*/
package org.languagetool.gui;
import java.awt.Component;
import java.util.ResourceBundle;
import javax.swing.ImageIcon;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.ListCellRenderer;
import javax.swing.border.Border;
import javax.swing.border.EmptyBorder;
import org.languagetool.JLanguageTool;
import org.languagetool.Language;
import org.languagetool.databroker.ResourceDataBroker;
/**
* A ComboBox Renderer that can display a flag icon along with the language
*
* @author Panagiotis Minos
*/
class LanguageComboBoxRenderer extends JLabel implements ListCellRenderer<Language> {
private static final Border BORDER = new EmptyBorder(1, 3, 1, 1);
private final ResourceBundle messages;
private final String extLangSuffix;
LanguageComboBoxRenderer(ResourceBundle messages, String extLangSuffix) {
super();
setOpaque(true);
setBorder(BORDER);
this.messages = messages;
this.extLangSuffix = extLangSuffix;
}
private String getTranslatedName(Language language) {
if (language.isExternal()) {
return language.getName() + extLangSuffix;
} else {
return language.getTranslatedName(messages);
}
}
@Override
public Component getListCellRendererComponent(JList list, Language lang, int index, boolean isSelected, boolean cellHasFocus) {
setComponentOrientation(list.getComponentOrientation());
if (isSelected) {
setBackground(list.getSelectionBackground());
setForeground(list.getSelectionForeground());
} else {
setBackground(list.getBackground());
setForeground(list.getForeground());
}
setText(getTranslatedName(lang));
String langTag = lang.getLocaleWithCountryAndVariant().toLanguageTag();
String country = lang.getLocaleWithCountryAndVariant().getCountry().toLowerCase();
ResourceDataBroker dataBroker = JLanguageTool.getDataBroker();
String filename = "flags/bytag/" + langTag + ".png";
if (!dataBroker.resourceExists(filename)) {
filename = "flags/" + country + ".png";
}
if (!dataBroker.resourceExists(filename)) {
filename = "flags/empty.png";
}
ImageIcon icon = new ImageIcon(dataBroker.getFromResourceDirAsUrl(filename));
setIcon(icon);
setEnabled(list.isEnabled());
setFont(list.getFont());
setBorder(BORDER);
return this;
}
}