skrueger/i8n/SwitchLanguageDialog.java

/*******************************************************************************
 * Copyright (c) 2009 Martin O. J. Schmitz.
 * 
 * This file is part of the SCHMITZM library - a collection of utility 
 * classes based on Java 1.6, focusing (not only) on Java Swing 
 * and the Geotools library.
 * 
 * The SCHMITZM project is hosted at:
 * http://wald.intevation.org/projects/schmitzm/
 * 
 * This program 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 3
 * 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 Lesser General Public License (license.txt)
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 * or try this link: http://www.gnu.org/licenses/lgpl.html
 * 
 * Contributors:
 *     Martin O. J. Schmitz - initial API and implementation
 *     Stefan A. Krüger - additional utility classes
 ******************************************************************************/
package skrueger.i8n;

import java.awt.Component;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;
import java.awt.event.MouseWheelListener;
import java.util.List;
import java.util.Locale;

import javax.swing.DefaultComboBoxModel;
import javax.swing.ImageIcon;
import javax.swing.JButton;
import javax.swing.JComboBox;
import javax.swing.JDialog;
import javax.swing.JLabel;
import javax.swing.JPanel;

import org.apache.log4j.Logger;

import schmitzm.swing.SwingUtil;
import skrueger.swing.OkButton;
import skrueger.swing.TranslationEditJPanel;

/**
 * This dialog ask the user to select one of list of given languages. The dialog
 * is modal and not visible after construction.
 * 
 * @author Stefan A. Krueger
 */
public class SwitchLanguageDialog extends JDialog {
        protected Logger LOGGER = Logger.getLogger(SwitchLanguageDialog.class);

        private static final long serialVersionUID = 1L;

        private JPanel jContentPane = null;

        private JLabel jLabelFlagimage = null;

        private JPanel jPanel = null;

        private JButton jButton = null;

        private JPanel jPanel1 = null;

        private JLabel jLabel = null;

        private JComboBox jComboBox = null;

        private final List<String> languages;

        /**
         * A dialog to select one of the available languages. If only one language
         * is available, select it directly. Creating this object automatically
         * makes it visible, unless there is only one language to choose from.. it
         * that case it disposes itself autmatically.
         */
        public SwitchLanguageDialog(final Component owner,
                        final List<String> languages) {
                super(SwingUtil.getParentWindow(owner));
                this.languages = languages;

                Translation.setActiveLang(languages.get(0));

                if (languages.size() == 1) {
                        LOGGER.debug("Only language '" + languages.get(0)
                                        + "' is available. It has been selected automatically.");
                        dispose();
                        return;
                }

                initialize();
        }

        /**
         * This method initializes this
         * 
         * @return void
         */
        private void initialize() {
                this.setContentPane(getJContentPane());

                setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);

                pack();

                SwingUtil.centerFrameOnScreenRandom(this);
                setModal(true);
                setVisible(true);
        }

        /**
         * This method initializes jContentPane
         * 
         * @return javax.swing.JPanel
         */
        private JPanel getJContentPane() {
                if (jContentPane == null) {
                        final GridBagConstraints gridBagConstraints11 = new GridBagConstraints();
                        gridBagConstraints11.gridx = 1;
                        gridBagConstraints11.fill = GridBagConstraints.HORIZONTAL;
                        gridBagConstraints11.gridy = 1;
                        final GridBagConstraints gridBagConstraints3 = new GridBagConstraints();
                        gridBagConstraints3.gridx = 1;
                        gridBagConstraints3.fill = GridBagConstraints.HORIZONTAL;
                        gridBagConstraints3.gridy = 2;
                        final GridBagConstraints gridBagConstraints1 = new GridBagConstraints();
                        gridBagConstraints1.gridx = 0;
                        gridBagConstraints1.fill = GridBagConstraints.BOTH;
                        gridBagConstraints1.gridwidth = 2;
                        gridBagConstraints1.anchor = GridBagConstraints.NORTH;
                        gridBagConstraints1.gridy = 0;
                        jLabelFlagimage = new JLabel(new ImageIcon(
                                        TranslationEditJPanel.class
                                                        .getResource("resource/flags.jpg")));
                        jContentPane = new JPanel();
                        jContentPane.setLayout(new GridBagLayout());
                        jContentPane.add(jLabelFlagimage, gridBagConstraints1);
                        jContentPane.add(getJPanel(), gridBagConstraints3);
                        jContentPane.add(getJPanel1(), gridBagConstraints11);
                }
                return jContentPane;
        }

        /**
         * This method initializes jPanel
         * 
         * @return javax.swing.JPanel
         */
        private JPanel getJPanel() {
                if (jPanel == null) {
                        final GridBagConstraints gridBagConstraints4 = new GridBagConstraints();
                        gridBagConstraints4.gridx = 0;
                        gridBagConstraints4.anchor = GridBagConstraints.EAST;
                        gridBagConstraints4.weightx = 1.0;
                        gridBagConstraints4.insets = new Insets(5, 5, 5, 5);
                        gridBagConstraints4.gridy = 0;
                        jPanel = new JPanel();
                        jPanel.setLayout(new GridBagLayout());
                        jPanel.add(getJButton(), gridBagConstraints4);
                }
                return jPanel;
        }

        /**
         * This method initializes jButton
         * 
         * @return javax.swing.JButton
         */
        private JButton getJButton() {
                if (jButton == null) {
                        jButton = new OkButton();
                        jButton.setEnabled(false);

                        jButton.addActionListener(new ActionListener() {

                                public void actionPerformed(ActionEvent e) {
                                        dispose();
                                }

                        });
                }
                return jButton;
        }

        /**
         * This method initializes jPanel1
         * 
         * @return javax.swing.JPanel
         */
        private JPanel getJPanel1() {
                if (jPanel1 == null) {
                        final GridBagConstraints gridBagConstraints2 = new GridBagConstraints();
                        gridBagConstraints2.fill = GridBagConstraints.VERTICAL;
                        gridBagConstraints2.gridy = 0;
                        gridBagConstraints2.weightx = 1.0;
                        gridBagConstraints2.insets = new Insets(5, 5, 5, 5);
                        gridBagConstraints2.anchor = GridBagConstraints.WEST;
                        gridBagConstraints2.gridx = 1;
                        final GridBagConstraints gridBagConstraints = new GridBagConstraints();
                        gridBagConstraints.gridx = 0;
                        gridBagConstraints.insets = new Insets(0, 5, 0, 0);
                        gridBagConstraints.gridy = 0;
                        jLabel = new JLabel();
                        jLabel.setText("Select language: "); // i8n!?! Maybe replace with an
                        // icon of an index finger
                        jPanel1 = new JPanel();
                        jPanel1.setLayout(new GridBagLayout());
                        jPanel1.add(jLabel, gridBagConstraints);
                        jPanel1.add(getJComboBox(), gridBagConstraints2);
                }
                return jPanel1;
        }

        /**
         * This method initializes jComboBox
         * 
         * @return javax.swing.JComboBox
         */
        private JComboBox getJComboBox() {
                if (jComboBox == null) {
                        jComboBox = new JComboBox();

                        jComboBox.addMouseWheelListener(new MouseWheelListener() {
                                public void mouseWheelMoved(java.awt.event.MouseWheelEvent e) {

                                        if ((e.getWheelRotation() < 0)) {
                                                if (jComboBox.getSelectedIndex() < jComboBox
                                                                .getItemCount() - 1)
                                                        jComboBox.setSelectedIndex(jComboBox
                                                                        .getSelectedIndex() + 1);
                                        } else {
                                                if (jComboBox.getSelectedIndex() > 0)
                                                        jComboBox.setSelectedIndex(jComboBox
                                                                        .getSelectedIndex() - 1);
                                        }
                                }
                        });

                        String[] langNames = new String[languages.size() + 1];
                        for (int i = 0; i < languages.size(); i++) {

                                Locale locale = I8NUtil.getLocaleFor(languages.get(i));

                                langNames[i] = locale.getDisplayLanguage(locale) + " / "
                                                + locale.getDisplayLanguage() + " / "
                                                + languages.get(i);
                        }
                        langNames[languages.size()] = "?";

                        jComboBox.setModel(new DefaultComboBoxModel(langNames));
                        jComboBox.setSelectedItem(langNames[languages.size()]);

                        jComboBox.addActionListener(new ActionListener() {

                                public void actionPerformed(final ActionEvent e) {
                                        if (jComboBox.getSelectedIndex() == languages.size()) {
                                                getJButton().setEnabled(false);
                                                return;
                                        }

                                        String l = languages.get(jComboBox.getSelectedIndex());
                                        try {
                                                Translation.setActiveLang(l);

                                                getJButton().setEnabled(true);
                                        } catch (java.lang.IllegalArgumentException ee) {
                                                LOGGER.warn("The language " + l + " is not valid", ee);
                                                getJButton().setEnabled(false);
                                        }

                                }

                        });
                }
                return jComboBox;
        }

}
1	alfonx	244	/*******************************************************************************
2			* Copyright (c) 2009 Martin O. J. Schmitz.
3			*
4			* This file is part of the SCHMITZM library - a collection of utility
5	alfonx	256	* classes based on Java 1.6, focusing (not only) on Java Swing
6	alfonx	244	* and the Geotools library.
7			*
8			* The SCHMITZM project is hosted at:
9			* http://wald.intevation.org/projects/schmitzm/
10			*
11			* This program is free software; you can redistribute it and/or
12			* modify it under the terms of the GNU Lesser General Public License
13			* as published by the Free Software Foundation; either version 3
14			* of the License, or (at your option) any later version.
15			*
16			* This program is distributed in the hope that it will be useful,
17			* but WITHOUT ANY WARRANTY; without even the implied warranty of
18			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
19			* GNU General Public License for more details.
20			*
21			* You should have received a copy of the GNU Lesser General Public License (license.txt)
22			* along with this program; if not, write to the Free Software
23			* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
24			* or try this link: http://www.gnu.org/licenses/lgpl.html
25			*
26			* Contributors:
27			* Martin O. J. Schmitz - initial API and implementation
28			* Stefan A. Krüger - additional utility classes
29			******************************************************************************/
30			package skrueger.i8n;
31
32			import java.awt.Component;
33			import java.awt.GridBagConstraints;
34			import java.awt.GridBagLayout;
35			import java.awt.Insets;
36			import java.awt.event.ActionEvent;
37			import java.awt.event.ActionListener;
38			import java.awt.event.MouseWheelListener;
39			import java.util.List;
40			import java.util.Locale;
41
42			import javax.swing.DefaultComboBoxModel;
43			import javax.swing.ImageIcon;
44			import javax.swing.JButton;
45			import javax.swing.JComboBox;
46			import javax.swing.JDialog;
47			import javax.swing.JLabel;
48			import javax.swing.JPanel;
49
50			import org.apache.log4j.Logger;
51
52			import schmitzm.swing.SwingUtil;
53			import skrueger.swing.OkButton;
54			import skrueger.swing.TranslationEditJPanel;
55
56			/**
57			* This dialog ask the user to select one of list of given languages. The dialog
58			* is modal and not visible after construction.
59			*
60			* @author Stefan A. Krueger
61			*/
62			public class SwitchLanguageDialog extends JDialog {
63			protected Logger LOGGER = Logger.getLogger(SwitchLanguageDialog.class);
64
65			private static final long serialVersionUID = 1L;
66
67			private JPanel jContentPane = null;
68
69			private JLabel jLabelFlagimage = null;
70
71			private JPanel jPanel = null;
72
73			private JButton jButton = null;
74
75			private JPanel jPanel1 = null;
76
77			private JLabel jLabel = null;
78
79			private JComboBox jComboBox = null;
80
81			private final List<String> languages;
82
83			/**
84			* A dialog to select one of the available languages. If only one language
85			* is available, select it directly. Creating this object automatically
86	alfonx	578	* makes it visible, unless there is only one language to choose from.. it
87			* that case it disposes itself autmatically.
88	alfonx	244	*/
89			public SwitchLanguageDialog(final Component owner,
90			final List<String> languages) {
91			super(SwingUtil.getParentWindow(owner));
92			this.languages = languages;
93
94			Translation.setActiveLang(languages.get(0));
95
96			if (languages.size() == 1) {
97			LOGGER.debug("Only language '" + languages.get(0)
98			+ "' is available. It has been selected automatically.");
99	alfonx	578	dispose();
100	alfonx	244	return;
101			}
102
103			initialize();
104			}
105
106			/**
107			* This method initializes this
108			*
109			* @return void
110			*/
111			private void initialize() {
112			this.setContentPane(getJContentPane());
113
114			setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);
115
116			pack();
117	alfonx	578
118			SwingUtil.centerFrameOnScreenRandom(this);
119			setModal(true);
120			setVisible(true);
121	alfonx	244	}
122
123			/**
124			* This method initializes jContentPane
125			*
126			* @return javax.swing.JPanel
127			*/
128			private JPanel getJContentPane() {
129			if (jContentPane == null) {
130			final GridBagConstraints gridBagConstraints11 = new GridBagConstraints();
131			gridBagConstraints11.gridx = 1;
132			gridBagConstraints11.fill = GridBagConstraints.HORIZONTAL;
133			gridBagConstraints11.gridy = 1;
134			final GridBagConstraints gridBagConstraints3 = new GridBagConstraints();
135			gridBagConstraints3.gridx = 1;
136			gridBagConstraints3.fill = GridBagConstraints.HORIZONTAL;
137			gridBagConstraints3.gridy = 2;
138			final GridBagConstraints gridBagConstraints1 = new GridBagConstraints();
139			gridBagConstraints1.gridx = 0;
140			gridBagConstraints1.fill = GridBagConstraints.BOTH;
141			gridBagConstraints1.gridwidth = 2;
142			gridBagConstraints1.anchor = GridBagConstraints.NORTH;
143			gridBagConstraints1.gridy = 0;
144			jLabelFlagimage = new JLabel(new ImageIcon(
145			TranslationEditJPanel.class
146			.getResource("resource/flags.jpg")));
147			jContentPane = new JPanel();
148			jContentPane.setLayout(new GridBagLayout());
149			jContentPane.add(jLabelFlagimage, gridBagConstraints1);
150			jContentPane.add(getJPanel(), gridBagConstraints3);
151			jContentPane.add(getJPanel1(), gridBagConstraints11);
152			}
153			return jContentPane;
154			}
155
156			/**
157			* This method initializes jPanel
158			*
159			* @return javax.swing.JPanel
160			*/
161			private JPanel getJPanel() {
162			if (jPanel == null) {
163			final GridBagConstraints gridBagConstraints4 = new GridBagConstraints();
164			gridBagConstraints4.gridx = 0;
165			gridBagConstraints4.anchor = GridBagConstraints.EAST;
166			gridBagConstraints4.weightx = 1.0;
167			gridBagConstraints4.insets = new Insets(5, 5, 5, 5);
168			gridBagConstraints4.gridy = 0;
169			jPanel = new JPanel();
170			jPanel.setLayout(new GridBagLayout());
171			jPanel.add(getJButton(), gridBagConstraints4);
172			}
173			return jPanel;
174			}
175
176			/**
177			* This method initializes jButton
178			*
179			* @return javax.swing.JButton
180			*/
181			private JButton getJButton() {
182			if (jButton == null) {
183			jButton = new OkButton();
184			jButton.setEnabled(false);
185
186			jButton.addActionListener(new ActionListener() {
187
188			public void actionPerformed(ActionEvent e) {
189			dispose();
190			}
191
192			});
193			}
194			return jButton;
195			}
196
197			/**
198			* This method initializes jPanel1
199			*
200			* @return javax.swing.JPanel
201			*/
202			private JPanel getJPanel1() {
203			if (jPanel1 == null) {
204			final GridBagConstraints gridBagConstraints2 = new GridBagConstraints();
205			gridBagConstraints2.fill = GridBagConstraints.VERTICAL;
206			gridBagConstraints2.gridy = 0;
207			gridBagConstraints2.weightx = 1.0;
208			gridBagConstraints2.insets = new Insets(5, 5, 5, 5);
209			gridBagConstraints2.anchor = GridBagConstraints.WEST;
210			gridBagConstraints2.gridx = 1;
211			final GridBagConstraints gridBagConstraints = new GridBagConstraints();
212			gridBagConstraints.gridx = 0;
213			gridBagConstraints.insets = new Insets(0, 5, 0, 0);
214			gridBagConstraints.gridy = 0;
215			jLabel = new JLabel();
216			jLabel.setText("Select language: "); // i8n!?! Maybe replace with an
217	alfonx	578	// icon of an index finger
218	alfonx	244	jPanel1 = new JPanel();
219			jPanel1.setLayout(new GridBagLayout());
220			jPanel1.add(jLabel, gridBagConstraints);
221			jPanel1.add(getJComboBox(), gridBagConstraints2);
222			}
223			return jPanel1;
224			}
225
226			/**
227			* This method initializes jComboBox
228			*
229			* @return javax.swing.JComboBox
230			*/
231			private JComboBox getJComboBox() {
232			if (jComboBox == null) {
233			jComboBox = new JComboBox();
234
235			jComboBox.addMouseWheelListener(new MouseWheelListener() {
236			public void mouseWheelMoved(java.awt.event.MouseWheelEvent e) {
237
238			if ((e.getWheelRotation() < 0)) {
239			if (jComboBox.getSelectedIndex() < jComboBox
240			.getItemCount() - 1)
241			jComboBox.setSelectedIndex(jComboBox
242			.getSelectedIndex() + 1);
243			} else {
244			if (jComboBox.getSelectedIndex() > 0)
245			jComboBox.setSelectedIndex(jComboBox
246			.getSelectedIndex() - 1);
247			}
248			}
249			});
250
251			String[] langNames = new String[languages.size() + 1];
252			for (int i = 0; i < languages.size(); i++) {
253
254			Locale locale = I8NUtil.getLocaleFor(languages.get(i));
255
256			langNames[i] = locale.getDisplayLanguage(locale) + " / "
257			+ locale.getDisplayLanguage() + " / "
258			+ languages.get(i);
259			}
260			langNames[languages.size()] = "?";
261
262			jComboBox.setModel(new DefaultComboBoxModel(langNames));
263			jComboBox.setSelectedItem(langNames[languages.size()]);
264
265			jComboBox.addActionListener(new ActionListener() {
266
267			public void actionPerformed(final ActionEvent e) {
268			if (jComboBox.getSelectedIndex() == languages.size()) {
269			getJButton().setEnabled(false);
270			return;
271			}
272
273			String l = languages.get(jComboBox.getSelectedIndex());
274			try {
275			Translation.setActiveLang(l);
276
277			getJButton().setEnabled(true);
278			} catch (java.lang.IllegalArgumentException ee) {
279			LOGGER.warn("The language " + l + " is not valid", ee);
280			getJButton().setEnabled(false);
281			}
282
283			}
284
285			});
286			}
287			return jComboBox;
288			}
289
290	alfonx	578	}