Application: gvSIG desktop

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * 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.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {DiSiD Technologies}  {New extension for installation and update of text translations}

 */

package org.gvsig.i18n;

import java.io.File;

import java.util.Locale;

/**

 * Management of I18n and Locale related activities.

 * 

 * @author <a href="mailto:dcervera@disid.com">David Cervera</a>

 * @author <a href="mailto:cordin@disid.com">C?sar Ordi?ana</a>

 */

public interface I18nManager {

    public static final Locale SPANISH = new Locale("es");

    public static final Locale ENGLISH = new Locale("en");

    /**

     * Returns the display name of a locale language.

     * 

     * @param locale

     *            to get the language display name

     * @param displayLocale

     *            the locale to display the name

     * @return the locale language display name

     */

    String getLanguageDisplayName(Locale locale, Locale displayLocale);

    /**

     * Returns the display name of a locale language.

     * 

     * @param locale

     *            to get the language display name

     * @return the locale language display name

     */

    String getLanguageDisplayName(Locale locale);

    /**

     * Returns the display name of a locale in the given locale to be displayed.

     * 

     * @param locale

     *            to get the display name

     * @param displayLocale

     *            the locale to display the name

     * @return the locale display name

     */

    String getDisplayName(Locale locale, Locale displayLocale);

    /**

     * Returns the display name of a locale.

     * 

     * @param locale

     *            to get the display name

     * @return the locale display name

     */

    String getDisplayName(Locale locale);

    /**

     * Returns the current locale.

     * 

     * @return the current locale

     */

    Locale getCurrentLocale();

    /**

     * Sets the current application locale.

     * 

     * @param locale

     *            the current application locale

     */

    void setCurrentLocale(Locale locale);

    /**

     * Returns the application host system default locale.

     * 

     * @return the default system locale

     */

    Locale getDefaultSystemLocale();

    /**

     * Returns the list of locales supported by the current gvSIG installation.

     * 

     * @return the list of locales supported

     */

    Locale[] getInstalledLocales();

    /**

     * Installs or a new locale (or a list) and its translation, or updates an

     * already existing one.

     * 

     * @param importFile

     *            the jar or zip file which contains the locales and the

     *            translations as resource bundle files

     * @return the list of installed or updated locales

     * @throws I18nException

     *             if the locales could'n be installed

     */

    Locale[] installLocales(File importFile) throws I18nException;

    /**

     * Uninstalls a locale and its translation.

     * 

     * @param locale

     *            to uninstall

     * @throws I18nException

     *             if the locale can't be uninstalled

     */

    void uninstallLocale(Locale locale) throws I18nException;

    /**

     * Exports the translations of a locale to update or complete its

     * translation, into a jar file. Into the file is also included the

     * translations of another existing locale to be used as reference for

     * updating the locale.

     * 

     * @param locale

     *            the locale to update or complete

     * @param referenceLocale

     *            the locale to be used as reference

     * @param exportFile

     *            the jar file to export to

     * @throws I18nException

     *             if the locale could not be exported for update

     */

    void exportLocaleForUpdate(Locale locale, Locale referenceLocale,

	    File exportFile) throws I18nException;

    /**

     * Exports the translations of a list of locales to update or complete its

     * translation, into a jar file. Into the file is also included the

     * translations of another existing locale to be used as reference for

     * updating the locale.

     * 

     * @param locales

     *            the locales to update or complete

     * @param referenceLocale

     *            the locale to be used as reference

     * @param exportFile

     *            the jar file to export to

     * @throws I18nException

     *             if the locale could not be exported for update

     */

    void exportLocalesForUpdate(Locale[] locales, Locale referenceLocale,

	    File exportFile) throws I18nException;

    /**

     * Exports the keys of text to translate to a new locale to a jar file. Into

     * the file is also included the translations of another existing locale to

     * be used as reference for translating to the new locale.

     * 

     * @param locale

     *            the new locale to translate to

     * @param referenceLocale

     *            the locale to be used as reference

     * @param exportFile

     *            the jar file to export to

     * @throws I18nException

     *             if the locale could not be exported for translation

     */

    void exportLocaleForTranslation(Locale locale, Locale referenceLocale,

	    File exportFile) throws I18nException;

    /**

     * Exports the keys of text to translate to a new locale to a jar file. Into

     * the file is also included the translations of another existing locales to

     * be used as reference for translating to the new locale.

     * 

     * @param locale

     *            the new locale to translate to

     * @param referenceLocales

     *            the locales to be used as reference

     * @param exportFile

     *            the jar file to export to

     * @throws I18nException

     *             if the locale could not be exported for translation

     */

    void exportLocaleForTranslation(Locale locale, Locale[] referenceLocales,

	    File exportFile) throws I18nException;

    /**

     * Returns the list of default locales to use as reference when exporting to

     * translate a new locale, or update or complete an existing one.

     * 

     * @return the list of default locales to export

     */

    Locale[] getReferenceLocales();

    /**

     * Sets the list of default locales to export.

     * 

     * @param referenceLocales

     *            the list of default locales to export

     */

    void setReferenceLocales(Locale[] referenceLocales);

    /**

     * Sets the list of default locales bundled with gvSIG. That list of locales

     * will be used as the list of installed ones when gvSIG is run for the

     * first time with the I18n extension. The following times, that list will

     * be taken form the extension configuration in the plugins persistence.

     * 

     * @param defaultLocales

     */

    void setDefaultLocales(Locale[] defaultLocales);

}

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * 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.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {DiSiD Technologies}  {New extension for installation and update of text translations}

 */

package org.gvsig.i18n.extension.preferences.table;

import java.awt.Component;

import java.awt.event.*;

import javax.swing.AbstractCellEditor;

import javax.swing.JTable;

import javax.swing.table.TableCellEditor;

/**

 * Allows to edit a cell content with a Radio button.

 * 

 * @author <a href="mailto:cordin@disid.com">C?sar Ordi?ana</a>

 */

public class RadioButtonCellEditor extends AbstractCellEditor implements

	TableCellEditor, ItemListener {

    private static final long serialVersionUID = 1000179477526963659L;

    private RadioButtonCell delegate = new RadioButtonCell();

    /**

     * Constructor.

     */

    public RadioButtonCellEditor() {

	delegate.getRadioButton().addItemListener(this);

    }

    public Object getCellEditorValue() {

	return Boolean.valueOf(delegate.getRadioButton().isSelected());

    }

    public Component getTableCellEditorComponent(JTable table, Object value,

	    boolean isSelected, int row, int column) {

	return delegate.getTableCellComponent(table, value, isSelected,

		isSelected, row, column);

    }

    public void actionPerformed(ActionEvent e) {

	// Stop editing when the user clicks into the radio button,

	// so other cells get its rendering updated

	fireEditingStopped();

    }

    public void itemStateChanged(ItemEvent e) {

	fireEditingStopped();

    }

}

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * 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.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {DiSiD Technologies}  {New extension for installation and update of text translations}

 */

package org.gvsig.i18n.extension.preferences.table;

import java.awt.Component;

import javax.swing.JTable;

import javax.swing.table.TableCellRenderer;

/**

 * Renders a Radio button on a JTable cell.

 * 

 * @author <a href="mailto:cordin@disid.com">C?sar Ordi?ana</a>

 */

public class RadioButtonCellRenderer extends RadioButtonCell implements

	TableCellRenderer {

    private static final long serialVersionUID = 7085349383073216796L;

    public Component getTableCellRendererComponent(JTable table, Object value,

	    boolean isSelected, boolean hasFocus, int row, int column) {

	return getTableCellComponent(table, value, isSelected, hasFocus, row,

		column);

    }

}

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 *

 * 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.

 *

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {DiSiD Technologies}  {New extension for installation and update of text translations}

 */

package org.gvsig.i18n.extension.preferences.table;

import java.util.Locale;

import javax.swing.table.AbstractTableModel;

import org.gvsig.i18n.*;

/**

 * TableModel to show the list of available Locales in gvSIG.

 *

 * @author <a href="mailto:dcervera@disid.com">David Cervera</a>

 */

public class LocaleTableModel extends AbstractTableModel {

    // Start from 0 to enable de locale column again

    public static final int COLUMN_LOCALE = -1;

    public static final int COLUMN_LANGUAGE = 0;

    public static final int COLUMN_COUNTRY = 1;

    public static final int COLUMN_VARIANT = 2;

    public static final int COLUMN_ACTIVE = 3;

    private static final long serialVersionUID = -3855372372788577788L;

    private final I18nManager manager;

    private Locale[] locales;

    private int currentLocaleIndex;

    private int originalLocaleIndex;

    /**

     * Creates a LocaleTableModel with a I18nManager to handle locales.

     */

    public LocaleTableModel(I18nManager manager) {

	this.manager = manager;

	loadLocales();

    }

    public int getColumnCount() {

	return 4;

    }

    public int getRowCount() {

	return locales.length;

    }

    public Object getValueAt(int rowIndex, int columnIndex) {

	switch (columnIndex) {

	case COLUMN_LOCALE:

	    return locales[rowIndex];

	case COLUMN_LANGUAGE:

	    return manager.getLanguageDisplayName(locales[rowIndex]);

	case COLUMN_COUNTRY:

	    return locales[rowIndex].getDisplayCountry();

	case COLUMN_VARIANT:

	    return locales[rowIndex].getDisplayVariant();

	case COLUMN_ACTIVE:

	    return rowIndex == currentLocaleIndex ? Boolean.TRUE

		    : Boolean.FALSE;

	}

	return null;

    }

    public String getColumnName(int columnIndex) {

	switch (columnIndex) {

	case COLUMN_LOCALE:

	    return Messages.getText("I18nPreferencePage.Locale_code");

	case COLUMN_LANGUAGE:

	    return Messages.getText("I18nPreferencePage.Idioma");

	case COLUMN_COUNTRY:

	    return Messages.getText("I18nPreferencePage.Pais");

	case COLUMN_VARIANT:

	    return Messages.getText("I18nPreferencePage.Variante");

	case COLUMN_ACTIVE:

	    return Messages.getText("I18nPreferencePage.Activar");

	}

	return "";

    }

    public Class getColumnClass(int columnIndex) {

	switch (columnIndex) {

	case COLUMN_LOCALE:

	case COLUMN_LANGUAGE:

	case COLUMN_COUNTRY:

	case COLUMN_VARIANT:

	    return String.class;

	case COLUMN_ACTIVE:

	    return Boolean.class;

	}

	return Object.class;

    }

    public boolean isCellEditable(int rowIndex, int columnIndex) {

	return columnIndex == 3;

    }

    public void setValueAt(Object value, int rowIndex, int columnIndex) {

	// Only edit current locale value

	if (columnIndex == COLUMN_ACTIVE && Boolean.TRUE.equals(value)) {

	    setSelectedLocale(rowIndex, columnIndex);

	}

    }

    /**

     * Returns the {@link Locale} shown in a table row.

     *

     * @param rowIndex

     *            the table row index

     * @return the {@link Locale}

     */

    public Locale getLocale(int rowIndex) {

    	return rowIndex >= 0 ? locales[rowIndex] : null;

    }

    /**

     * Removes and uninstalls a locale.

     *

     * @param locale

     *            to remove

     * @throws I18nException

     *             if there is an error removing a Locale

     */

    public void removeLocale(Locale locale) throws I18nException {

	int rowIndex = getLocaleRowIndex(locale);

	manager.uninstallLocale(locale);

	loadLocales();

	fireTableRowsDeleted(rowIndex, rowIndex);

    }

    /**

     * Reloads the list of installed locales.

     */

    public void reloadLocales() {

	loadLocales();

	fireTableDataChanged();

    }

    public void saveSelectedLocale() {

	manager.setCurrentLocale(getSelectedLocale());

	originalLocaleIndex = currentLocaleIndex;

    }

    public void selectPreviousLocale() {

	setSelectedLocale(originalLocaleIndex, COLUMN_ACTIVE);

    }

    /**

     *

     */

    public void selectDefaultLocale() {

	Locale defLocale = manager.getDefaultSystemLocale();

	int pos = getLocaleRowIndex(defLocale);

	// Maybe the locale has country and/or variant and is not registered

	// (ex: en_US). Look for the locale with only the language (ex: en).

	if (pos == -1) {

	    defLocale = new Locale(defLocale.getLanguage());

	    pos = getLocaleRowIndex(defLocale);

	}

	// If the locale could'nt be found, use English as default

	if (pos == -1) {

	    pos = getLocaleRowIndex(I18nManager.ENGLISH);

	}

	setSelectedLocale(pos, COLUMN_ACTIVE);

    }

    public boolean isValueChanged() {

	return currentLocaleIndex != originalLocaleIndex;

    }

    public void setChangesApplied() {

	originalLocaleIndex = currentLocaleIndex;

    }

    /**

     * Sets the current selected locale.

     */

    public void setSelectedLocale(Locale locale) {

	int localeIndex = getLocaleRowIndex(locale);

	setSelectedLocale(localeIndex);

    }

    /**

     * Returns the current selected locale.

     */

    public Locale getSelectedLocale() {

	Locale selected = getLocale(currentLocaleIndex);

	return selected == null ? manager.getCurrentLocale() : selected;

    }

    private void setSelectedLocale(int rowIndex) {

	setSelectedLocale(rowIndex, 0);

    }

    private void setSelectedLocale(int rowIndex, int columnIndex) {

	int oldCurrentLocaleIndex = currentLocaleIndex;

	currentLocaleIndex = rowIndex;

	fireTableCellUpdated(oldCurrentLocaleIndex, columnIndex);

	fireTableCellUpdated(rowIndex, columnIndex);

    }

    /**

     * Loads the locales from the I18nManager.

     */

    private void loadLocales() {

	locales = manager.getInstalledLocales();

	Locale currentLocale = manager.getCurrentLocale();

	currentLocaleIndex = getLocaleRowIndex(currentLocale);

	originalLocaleIndex = currentLocaleIndex;

    }

    /**

     * Returns the table row position for a Locale.

     */

    private int getLocaleRowIndex(Locale locale) {

	for (int i = 0; i < locales.length; i++) {

	    if (locale.equals(locales[i])) {

		return i;

	    }

	}

	return -1;

    }

}

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * 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.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {DiSiD Technologies}  {New extension for installation and update of text translations}

 */

package org.gvsig.i18n.extension.preferences.table;

import java.awt.Component;

import javax.swing.*;

/**

 * Renders a radio button on a table cell.

 * 

 * @author <a href="mailto:dcervera@disid.com">David Cervera</a>

 */

public class RadioButtonCell {

    private JRadioButton radio = new JRadioButton();

    /**

     * Constructor.

     */

    public RadioButtonCell() {

	radio.setHorizontalAlignment(SwingConstants.CENTER);

    }

    protected Component getTableCellComponent(JTable table, Object value,

	    boolean isSelected, boolean hasFocus, int row, int column) {

	if (isSelected) {

	    radio.setForeground(table.getSelectionForeground());

	    radio.setBackground(table.getSelectionBackground());

	}

	else {

	    radio.setForeground(table.getForeground());

	    radio.setBackground(table.getBackground());

	}

	radio.setSelected(Boolean.TRUE.equals(value));

	return radio;

    }

    protected JRadioButton getRadioButton() {

	return radio;

    }

}

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * 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.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {DiSiD Technologies}  {New extension for installation and update of text translations}

 */

package org.gvsig.i18n.extension.preferences;

import java.awt.Component;

import java.awt.Dimension;

import java.awt.Font;

import java.awt.GridBagConstraints;

import java.awt.GridBagLayout;

import java.awt.Insets;

import java.awt.event.ActionEvent;

import java.awt.event.ActionListener;

import java.io.File;

import java.util.ArrayList;

import java.util.HashSet;

import java.util.List;

import java.util.Locale;

import java.util.Set;

import javax.swing.Box;

import javax.swing.BoxLayout;

import javax.swing.ImageIcon;

import javax.swing.JFileChooser;

import javax.swing.JLabel;

import javax.swing.JOptionPane;

import javax.swing.JPanel;

import javax.swing.JScrollPane;

import javax.swing.JTable;

import javax.swing.JTextArea;

import javax.swing.ListSelectionModel;

import javax.swing.filechooser.FileFilter;

import javax.swing.table.TableColumn;

import org.gvsig.andami.preferences.AbstractPreferencePage;

import org.gvsig.andami.preferences.StoreException;

import org.gvsig.gui.beans.swing.JButton;

import org.gvsig.i18n.I18nException;

import org.gvsig.i18n.I18nManager;

import org.gvsig.i18n.Messages;

import org.gvsig.i18n.extension.preferences.table.LocaleTableModel;

import org.gvsig.i18n.extension.preferences.table.RadioButtonCellEditor;

import org.gvsig.i18n.extension.preferences.table.RadioButtonCellRenderer;

import org.gvsig.i18n.impl.I18nManagerImpl;

/**

 * Prefence page to manage gvSIG locales.

 * 

 * @author <a href="mailto:dcervera@disid.com">David Cervera</a>

 */

public class I18nPreferencePage extends AbstractPreferencePage implements

	ActionListener {

    private static final long serialVersionUID = 7164183052397200888L;

    private static final String COMMAND_UNINSTALL = "UNINSTALL";

    private static final String COMMAND_EXPORT = "EXPORT";

    private static final String COMMAND_EXPORT_NEW = "EXPORT_NEW";

    private static final String COMMAND_INSTALL = "INSTALL";

    private static final String EXPORT_JAR_FILE_EXTENSION = ".jar";

    private static final String EXPORT_ZIP_FILE_EXTENSION = ".zip";

    private ImageIcon icon;

    private I18nManager manager = I18nManagerImpl.getInstance();

    private JTable localesTable;

    private LocaleTableModel tableModel;

    private JFileChooser fileChooser;

    /**

     * Creates a new I18n preferences page.

     */

    public I18nPreferencePage() {

		setParentID("org.gvsig.coreplugin.preferences.general.GeneralPage");

	icon = new ImageIcon(this.getClass().getClassLoader().getResource(

		"images/babel.png"));

	setLayout(new BoxLayout(this, BoxLayout.Y_AXIS));

	add(getLocalesPanel());

	add(Box.createRigidArea(new Dimension(0, 5)));

	add(getActiveLocaleLabel());

	add(Box.createRigidArea(new Dimension(0, 5)));

	add(getButtonsPanel());

	add(Box.createRigidArea(new Dimension(0, 5)));

	add(getCollaborationLabel());

    }

    public String getID() {

		return getClass().getName();

    }

    public String getTitle() {

	return Messages.getText("idioma");

    }

    public ImageIcon getIcon() {

	return icon;

    }

    public JPanel getPanel() {

	return this;

    }

    public void setChangesApplied() {

	tableModel.setChangesApplied();

    }

    public boolean isValueChanged() {

	return tableModel.isValueChanged();

    }

    public void storeValues() throws StoreException {

	tableModel.saveSelectedLocale();

    }

    public void initializeDefaults() {

	tableModel.selectDefaultLocale();

    }

    public void initializeValues() {

	tableModel.selectPreviousLocale();

    }

    public void actionPerformed(ActionEvent event) {

	if (COMMAND_INSTALL.equals(event.getActionCommand())) {

	    installLocale();

	}

	else if (COMMAND_EXPORT.equals(event.getActionCommand())) {

	    exportLocaleForUpdate();

	}

	else if (COMMAND_EXPORT_NEW.equals(event.getActionCommand())) {

	    exportLocaleForTranslation();

	}

	else if (COMMAND_UNINSTALL.equals(event.getActionCommand())) {

	    uninstallSelectedLocale();

	}

    }

    /**

     * Installs a new Locale translation or updates an already existing one.

     */

    private void installLocale() {

	JFileChooser fileChooser = getJarFileChooser();

	int returnVal = fileChooser.showOpenDialog(this);

	if (returnVal == JFileChooser.APPROVE_OPTION) {

	    File importFile = fileChooser.getSelectedFile();

	    try {

		Locale[] installedLocales = manager.installLocales(importFile);

		if (installedLocales == null || installedLocales.length == 0) {

		    JOptionPane

			    .showMessageDialog(

				    this,

				    Messages

					    .getText("I18nPreferencePage.idiomas_no_encontrados_para_instalar"),

				    Messages

					    .getText("I18nPreferencePage.error_instalar_idiomas"),

				    JOptionPane.ERROR_MESSAGE);

		}

		else {

		    StringBuffer msg = new StringBuffer(Messages

			    .getText("I18nPreferencePage.idiomas_instalados"));

		    for (int i = 0; i < installedLocales.length; i++) {

			msg.append(manager.getDisplayName(installedLocales[i]));

			if (i < installedLocales.length - 1) {

			    msg.append(", ");

			}

		    }

		    tableModel.reloadLocales();

		    JOptionPane

			    .showMessageDialog(

				    this,

				    msg.toString(),

				    Messages

					    .getText("I18nPreferencePage.instalar_idiomas"),

				    JOptionPane.INFORMATION_MESSAGE);

		}

	    } catch (I18nException ex) {

		ex.showError();

	    }

	}

    }

    /**

     * Updates the translation of a locale

     */

    private void exportLocaleForUpdate() {

	Locale[] locales = getSelectedLocales();

	if (locales == null) {

	    JOptionPane.showMessageDialog(this, Messages

		    .getText("I18nPreferencePage.seleccione_idioma"), Messages

		    .getText("I18nPreferencePage.error_actualizar_idioma"),

		    JOptionPane.ERROR_MESSAGE);

	}

	else {

	    // Select the reference language

	    LocaleItem[] items = getLocaleItemsForSelection(manager

		    .getInstalledLocales(), locales);

	    LocaleItem selected = null;

	    if (items != null && items.length > 0) {

		// Select by default the current locale, or the first one

		// if the current locale is one of the ones to be updated

		for (int i = 0; i < locales.length && selected == null; i++) {

		    if (locales[i].equals(manager.getCurrentLocale())) {

			selected = items[0];

		    }

		}

		if (selected == null) {

		    selected = new LocaleItem(manager.getCurrentLocale(),

			    manager);

		}

		selected = (LocaleItem) JOptionPane

			.showInputDialog(

				this,

				Messages

					.getText("I18nPreferencePage.seleccione_idioma_referencia"),

				Messages

					.getText("I18nPreferencePage.exportar_idioma"),

				JOptionPane.QUESTION_MESSAGE, null, items,

				selected);

		if (selected == null) {

		    return;

		}

	    }

	    // Select the file to export to

	    JFileChooser fileChooser = getJarFileChooser();

	    fileChooser.setSelectedFile(new File(

		    getLocaleJarFileName(locales[0])));

	    if (fileChooser.showSaveDialog(this) == JFileChooser.APPROVE_OPTION) {

		File saveFile = fileChooser.getSelectedFile();

		try {

		    Locale fileNameLocale = selected == null ? manager

			    .getCurrentLocale() : selected.getLocale();

		    manager.exportLocalesForUpdate(locales, fileNameLocale,

			    saveFile);

		    JOptionPane

			    .showMessageDialog(

				    this,

				    Messages

					    .getText("I18nPreferencePage.exportado_textos_idioma")

					    + " "

					    + saveFile,

				    Messages

					    .getText("I18nPreferencePage.exportar_idioma"),

				    JOptionPane.INFORMATION_MESSAGE);

		} catch (I18nException ex) {

		    ex.showError();

		}

	    }

	}

    }

    /**

     * Prepares a locale for translation.

     */

    private void exportLocaleForTranslation() {

	// Get the selected locale as the ones for reference

	Locale[] refLocales = getSelectedLocales();

	if (refLocales == null) {

	    JOptionPane

		    .showMessageDialog(

			    this,

			    Messages

				    .getText("I18nPreferencePage.seleccione_idioma_actualizar"),

			    Messages

				    .getText("I18nPreferencePage.error_actualizar_idioma"),

			    JOptionPane.ERROR_MESSAGE);

	}

	else {

	    // Select the locale to translate

	    LocaleItem[] items = getLocaleItemsForSelection(Locale

		    .getAvailableLocales(), manager.getInstalledLocales());

	    LocaleItem selected = (LocaleItem) JOptionPane

		    .showInputDialog(

			    this,

			    Messages

				    .getText("I18nPreferencePage.seleccione_idioma_traducir"),

			    Messages

				    .getText("I18nPreferencePage.exportar_idioma"),

			    JOptionPane.QUESTION_MESSAGE, null, items, items[0]);

	    if (selected == null) {

		return;

	    }

	    // Select the file to export to

	    JFileChooser fileChooser = getJarFileChooser();

	    fileChooser.setSelectedFile(new File(getLocaleJarFileName(selected

		    .getLocale())));

	    if (fileChooser.showSaveDialog(this) == JFileChooser.APPROVE_OPTION) {

		File saveFile = fileChooser.getSelectedFile();

		try {

		    manager.exportLocaleForTranslation(selected.getLocale(),

			    refLocales, saveFile);

		    JOptionPane

			    .showMessageDialog(

				    this,

				    Messages

					    .getText("I18nPreferencePage.idioma_preparado_traducir")

					    + manager.getDisplayName(selected

						    .getLocale())

					    + Messages

						    .getText("I18nPreferencePage.en_archivo")

					    + saveFile,

				    Messages

					    .getText("I18nPreferencePage.exportar_idioma"),

				    JOptionPane.INFORMATION_MESSAGE);

		} catch (I18nException ex) {

		    ex.showError();

		}

	    }

	}

    }

    private LocaleItem[] getLocaleItemsForSelection(Locale[] locales,

	    Locale[] exceptions) {

	List items = new ArrayList();

	Set exceptionsSet = new HashSet(exceptions.length);

	for (int i = 0; i < exceptions.length; i++) {

	    exceptionsSet.add(exceptions[i]);

	}

	int j = 0;

	for (int i = 0; i < locales.length; i++) {

	    // Only add locales not included in the exceptions list

	    if (!exceptionsSet.contains(locales[i])) {

		items.add(new LocaleItem(locales[i], manager));

		j++;

	    }

	}

	return (LocaleItem[]) items.toArray(new LocaleItem[items.size()]);

    }

    /**

     * Returns a name for the jar file to export a locale.

     */

    private String getLocaleJarFileName(Locale locale) {

	return manager.getDisplayName(locale, I18nManager.ENGLISH).replace(' ',

		'_').concat(EXPORT_ZIP_FILE_EXTENSION);

    }

    /**

     * Creates a new JFileChooser to import or export a locale jar file.

     */

    private JFileChooser getJarFileChooser() {

	if (fileChooser == null) {

	    fileChooser = new JFileChooser();

	    fileChooser.setFileSelectionMode(JFileChooser.FILES_ONLY);

	    fileChooser.setMultiSelectionEnabled(false);

	    fileChooser.setFileFilter(new FileFilter() {

		public boolean accept(File file) {

		    return (file.isDirectory()

			    || file.getName().endsWith(

				    EXPORT_JAR_FILE_EXTENSION) || file

			    .getName().endsWith(EXPORT_ZIP_FILE_EXTENSION));

		}

		public String getDescription() {

		    return Messages.getText("I18nPreferencePage.archivos_jar");

		}

	    });

	}

	return fileChooser;

    }

    /**

     * Removes some installed locales from gvSIG.

     */

    private void uninstallSelectedLocale() {

	Locale[] locales = getSelectedLocales();

	if (locales == null) {

	    JOptionPane

		    .showMessageDialog(

			    this,

			    Messages

				    .getText("I18nPreferencePage.seleccione_idioma_desinstalar"),

			    Messages

				    .getText("I18nPreferencePage.error_desinstalar_idioma"),

			    JOptionPane.ERROR_MESSAGE);

	    return;

	}

	for (int i = 0; i < locales.length; i++) {

	    if (locales[i].equals(manager.getCurrentLocale())) {

		JOptionPane

			.showMessageDialog(

				this,

				Messages

					.getText("I18nPreferencePage.idioma_actual_no_puede_desinstalar"),

				Messages

					.getText("I18nPreferencePage.error_desinstalar_idioma"),

				JOptionPane.ERROR_MESSAGE);

	    } else {

		int option = JOptionPane

			.showConfirmDialog(

				this,

				Messages

					.getText("I18nPreferencePage.seguro_desea_desinstalar_idioma")

					+ " "

					+ manager.getDisplayName(locales[i])

					+ "?",

				Messages

					.getText("I18nPreferencePage.confirmar_desinstalar_idioma"),

				JOptionPane.YES_NO_OPTION);

		if (option == JOptionPane.YES_OPTION) {

		    try {

			tableModel.removeLocale(locales[i]);

		    } catch (I18nException ex) {

			ex.showError();

		    }

		}

	    }

	}

    }

    /**

     * Returns the Locales selected in the table of available locales.

     */

    private Locale[] getSelectedLocales() {

	int[] rowIndexes = localesTable.getSelectedRows();

	if (rowIndexes != null && rowIndexes.length > 0) {

	    Locale[] locales = new Locale[rowIndexes.length];

	    for (int i = 0; i < locales.length; i++) {

		locales[i] = tableModel.getLocale(rowIndexes[i]);

	    }

	    return locales;

	}

	else {

	    return null;

	}

    }

    /**

     * Creates the Panel with the table of Locales.

     */

    private Component getLocalesPanel() {

	tableModel = new LocaleTableModel(manager);

	localesTable = new JTable(tableModel);

	TableColumn activeColumn = localesTable.getColumnModel().getColumn(

		LocaleTableModel.COLUMN_ACTIVE);

	activeColumn.setCellEditor(new RadioButtonCellEditor());

	activeColumn.setCellRenderer(new RadioButtonCellRenderer());

	localesTable

		.setSelectionMode(ListSelectionModel.MULTIPLE_INTERVAL_SELECTION);

	localesTable.getSelectionModel().setSelectionInterval(0, 0);

	JScrollPane scrollPane = new JScrollPane(localesTable);

	// Container panel

	JPanel localesPanel = new JPanel();

	localesPanel.setLayout(new BoxLayout(localesPanel, BoxLayout.Y_AXIS));

	localesPanel.add(scrollPane);

	localesPanel.setAlignmentX(CENTER_ALIGNMENT);

	localesPanel.setPreferredSize(new Dimension(236, 230));

	localesPanel.setMaximumSize(new Dimension(500, 230));

	return localesPanel;

    }

    /**

     * Creates the panel with the buttons to perform the related actions.

     */

    private Component getButtonsPanel() {

	JPanel buttonPanel = new JPanel(new GridBagLayout());

	GridBagConstraints constraints = new GridBagConstraints();

	constraints.fill = GridBagConstraints.NONE;

	constraints.anchor = GridBagConstraints.LINE_START;

	Insets btInsets = new Insets(2, 0, 2, 4);

	Insets lbInsets = new Insets(2, 2, 2, 0);

	/* ROW 0 */

	constraints.gridy = 0;

	constraints.gridx = 0;

	constraints.insets = btInsets;

	JButton newLocaleButton = new JButton(Messages

		.getText("I18nPreferencePage.Instalar"));

	newLocaleButton.setActionCommand(COMMAND_INSTALL);

	newLocaleButton.addActionListener(this);

	newLocaleButton.setToolTipText(Messages

		.getText("I18nPreferencePage.Instalar_idioma_tooltip"));

	buttonPanel.add(newLocaleButton, constraints);

	constraints.gridx = 1;

	constraints.insets = lbInsets;

	buttonPanel.add(new JLabel(Messages

		.getText("I18nPreferencePage.Instalar_idioma_tooltip")),

		constraints);

	/* ROW 1 */

	constraints.gridy = 1;

	constraints.gridx = 0;

	constraints.insets = btInsets;

	JButton removeLocaleButton = new JButton(Messages

		.getText("I18nPreferencePage.Desinstalar"));

	removeLocaleButton.setActionCommand(COMMAND_UNINSTALL);

	removeLocaleButton.addActionListener(this);

	removeLocaleButton.setToolTipText(Messages

		.getText("I18nPreferencePage.Desinstalar_idioma_tooltip"));

	buttonPanel.add(removeLocaleButton, constraints);

	constraints.gridx = 1;

	constraints.insets = lbInsets;

	buttonPanel.add(new JLabel(Messages

		.getText("I18nPreferencePage.Desinstalar_idioma_tooltip")),

		constraints);

	/* ROW 2 */

	constraints.gridy = 2;

	constraints.gridx = 0;

	constraints.insets = btInsets;

	JButton exportLocaleButton = new JButton(Messages

		.getText("I18nPreferencePage.exportar_actualizar"));

	exportLocaleButton.setActionCommand(COMMAND_EXPORT);

	exportLocaleButton.addActionListener(this);

	exportLocaleButton.setToolTipText(Messages

		.getText("I18nPreferencePage.exportar_actualizar_tooltip"));

	buttonPanel.add(exportLocaleButton, constraints);

	constraints.gridx = 1;

	constraints.insets = lbInsets;

	buttonPanel.add(new JLabel(Messages

		.getText("I18nPreferencePage.exportar_actualizar_tooltip")),

		constraints);

	/* ROW 3 */

	constraints.gridy = 3;

	constraints.gridx = 0;

	constraints.insets = btInsets;

	JButton exportNewLocaleButton = new JButton(Messages

		.getText("I18nPreferencePage.exportar_traducir"));

	exportNewLocaleButton.setActionCommand(COMMAND_EXPORT_NEW);

	exportNewLocaleButton.addActionListener(this);

	exportNewLocaleButton.setToolTipText(Messages

		.getText("I18nPreferencePage.exportar_traducir_tooltip"));

	buttonPanel.add(exportNewLocaleButton, constraints);

	constraints.gridx = 1;

	constraints.insets = lbInsets;

	buttonPanel.add(new JLabel(Messages

		.getText("I18nPreferencePage.exportar_traducir_tooltip")),

		constraints);

	buttonPanel.setAlignmentX(CENTER_ALIGNMENT);

	return buttonPanel;

    }

    /**

     * Creates the JLabel to show information about the preference page.

     */

    private Component getActiveLocaleLabel() {

	JTextArea textArea = new JTextArea(Messages

		.getText("I18nPreferencePage.ayuda"));

	textArea.setEditable(false);

	textArea.setAutoscrolls(true);

	textArea.setLineWrap(true);

	textArea.setWrapStyleWord(true);

	textArea.setFont(textArea.getFont().deriveFont(Font.BOLD));

	return textArea;

    }

    /**

     * Creates the JLabel to show information about gvSIG translation

     * collaboration.

     */

    private Component getCollaborationLabel() {

	JTextArea textArea = new JTextArea(Messages

		.getText("I18nPreferencePage.colaboracion"));

	textArea.setEditable(false);

	textArea.setAutoscrolls(true);

	textArea.setLineWrap(true);

	textArea.setWrapStyleWord(true);

	return textArea;

    }

    private class LocaleItem {

	private final Locale locale;

	private final I18nManager manager;

	public LocaleItem(Locale locale, I18nManager manager) {

	    this.locale = locale;

	    this.manager = manager;

	}

	public Locale getLocale() {

	    return locale;

	}

	public String toString() {

	    return manager.getDisplayName(locale);

	}

	public boolean equals(Object obj) {

	    if (obj == null || !(obj instanceof LocaleItem)) {

		return false;

	    }

	    LocaleItem item = (LocaleItem) obj;

	    return locale.equals(item.getLocale());

	}

    }

}

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * 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.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2008 {DiSiD Technologies}  {New extension for installation and update of text translations}

 */

package org.gvsig.i18n.extension;

import java.net.URL;

import org.gvsig.andami.PluginServices;

import org.gvsig.andami.plugins.Extension;

import org.gvsig.app.extension.About;

import org.gvsig.app.gui.panels.FPanelAbout;

import org.gvsig.i18n.extension.preferences.I18nPreferencePage;

import org.gvsig.tools.ToolsLocator;

/**

 * Texts localization management extension.

 * 

 * @author <a href="mailto:dcervera@disid.com">David Cervera</a>

 */

public class I18nExtension extends Extension {

    public void execute(String actionCommand) {

        // Nothing to do

    }

    public void initialize() {

        // Replace the default locale Preferences page for the new one

        ToolsLocator.getExtensionPointManager()

                .add("AplicationPreferences", "").append("LanguagePage", "",

                        new I18nPreferencePage());

    }

    public void postInitialize() {

        // Register the about panel

        About about = (About) PluginServices.getExtension(About.class);

        FPanelAbout panelAbout = about.getAboutPanel();

        URL aboutURL = getClass().getResource("/about.htm");

        panelAbout.addAboutUrl("I18nExtension", aboutURL);

    }

    public boolean isEnabled() {

        return true;

    }

    public boolean isVisible() {

        return true;

    }

}

/* gvSIG. Geographic Information System of the Valencian Government

 *

 * Copyright (C) 2007-2008 Infrastructures and Transports Department

 * of the Valencian Government (CIT)

 * 

 * 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.

 * 

 */

/*

 * AUTHORS (In addition to CIT):

 * 2009 {DiSiD Technologies}  {New extension for installation and update of text translations}

 */

package org.gvsig.i18n;

import org.gvsig.andami.messages.NotificationManager;

/**

 * Exception for errors of the I18nManager.

 * 

 * TODO: hacer que extienda BaseException cuando se pase a gvSIG trunk.

 * 

 * @author <a href="mailto:dcervera@disid.com">David Cervera</a>

 */

public class I18nException extends Exception {

    private static final long serialVersionUID = 2877056472517898602L;

    private String key;

    /**

     * Creates a new exception with an error message.

     * 

     * @param message

     *            the error message

     * @param key

     *            the i18n key to localize the exception message

     */