i18nplugin.LanguageChooser.java Source code

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Here is the source code for i18nplugin.LanguageChooser.java

Source

/*
 * TV-Browser
 * Copyright (C) 04-2003 Martin Oberhauser (martin_oat@yahoo.de)
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * SVN information:
 *     $Date: 2010-06-28 19:33:48 +0200 (Mon, 28 Jun 2010) $
 *   $Author: bananeweizen $
 * $Revision: 6662 $
 */
package i18nplugin;

import java.awt.Component;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.util.Arrays;
import java.util.Comparator;
import java.util.Locale;
import java.util.Vector;

import javax.swing.DefaultListCellRenderer;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JList;
import javax.swing.JPanel;

import util.ui.Localizer;
import util.ui.UiUtilities;
import util.ui.WindowClosingIf;

import com.jgoodies.forms.builder.ButtonBarBuilder2;
import com.jgoodies.forms.factories.Borders;
import com.jgoodies.forms.layout.CellConstraints;
import com.jgoodies.forms.layout.FormLayout;

/**
 * A small Dialog that enables the User to select a Language
 *
 * @author bodum
 */
public class LanguageChooser extends JDialog implements WindowClosingIf {
    /** Translator */
    private static final Localizer mLocalizer = Localizer.getLocalizerFor(LanguageChooser.class);

    private JComboBox mLangBox;

    private Locale mSelectedLocale = null;

    /**
     * Create the Dialog
     *
     * @param parent Parent-Dialog
     * @param currentLanguages Current Languages
     */
    public LanguageChooser(JDialog parent, Vector<Locale> currentLanguages) {
        super(parent, true);

        Locale[] loc = Locale.getAvailableLocales();

        Arrays.sort(loc, new Comparator<Locale>() {
            public int compare(Locale o1, Locale o2) {
                return o1.getDisplayName().compareTo(o2.getDisplayName());
            }
        });

        Vector<Locale> newLocales = new Vector<Locale>();

        for (Locale locale : loc) {
            if ((!locale.getLanguage().equals("en")) && !currentLanguages.contains(locale)) {
                newLocales.add(locale);
            }
        }

        setTitle(mLocalizer.msg("addLanguage", "Add Language"));
        JPanel panel = (JPanel) getContentPane();

        panel.setLayout(new FormLayout("fill:pref:grow, center:pref, fill:pref:grow",
                "pref, 3dlu, pref, fill:3dlu:grow, pref"));
        panel.setBorder(Borders.DLU4_BORDER);
        CellConstraints cc = new CellConstraints();

        panel.add(new JLabel(mLocalizer.msg("chooseLanguage", "Please choose language:")), cc.xyw(1, 1, 3));

        mLangBox = new JComboBox(newLocales);
        mLangBox.setRenderer(new DefaultListCellRenderer() {
            @Override
            public Component getListCellRendererComponent(JList list, Object value, int index, boolean isSelected,
                    boolean cellHasFocus) {
                return super.getListCellRendererComponent(list, ((Locale) value).getDisplayName(), index,
                        isSelected, cellHasFocus);
            }
        });

        panel.add(mLangBox, cc.xy(2, 3));

        ButtonBarBuilder2 builder = new ButtonBarBuilder2();

        JButton ok = new JButton(Localizer.getLocalization(Localizer.I18N_OK));
        ok.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                mSelectedLocale = (Locale) mLangBox.getSelectedItem();
                close();
            }
        });

        JButton cancel = new JButton(Localizer.getLocalization(Localizer.I18N_CANCEL));
        cancel.addActionListener(new ActionListener() {
            public void actionPerformed(ActionEvent e) {
                close();
            }
        });

        builder.addGlue();
        builder.addButton(new JButton[] { ok, cancel });

        panel.add(builder.getPanel(), cc.xyw(1, 5, 3));

        getRootPane().setDefaultButton(ok);

        pack();

        UiUtilities.registerForClosing(this);
    }

    /**
     * @return selected Locale of Dialog, null if cancel was pressed
     */
    public Locale getSelectedLocale() {
        return mSelectedLocale;
    }

    public void close() {
        setVisible(false);
    }

}