skrueger/i8n/SwitchLanguageDialog.java

package skrueger.i8n;

import java.awt.Component;
import java.awt.GridBagConstraints;
import java.awt.GridBagLayout;
import java.awt.Insets;
import java.awt.Window;
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.
         * 
         * @param owner
         * @param atlasConfig
         */
        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.");
                        return;
                }

                initialize();
        }

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

                setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);

                pack();
        }

        /**
         * 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;
        }

} // @jve:decl-index=0:visual-constraint="0,0"
1	package skrueger.i8n;
2
3	import java.awt.Component;
4	import java.awt.GridBagConstraints;
5	import java.awt.GridBagLayout;
6	import java.awt.Insets;
7	import java.awt.Window;
8	import java.awt.event.ActionEvent;
9	import java.awt.event.ActionListener;
10	import java.awt.event.MouseWheelListener;
11	import java.util.List;
12	import java.util.Locale;
13
14	import javax.swing.DefaultComboBoxModel;
15	import javax.swing.ImageIcon;
16	import javax.swing.JButton;
17	import javax.swing.JComboBox;
18	import javax.swing.JDialog;
19	import javax.swing.JLabel;
20	import javax.swing.JPanel;
21
22	import org.apache.log4j.Logger;
23
24	import schmitzm.swing.SwingUtil;
25	import skrueger.swing.OkButton;
26	import skrueger.swing.TranslationEditJPanel;
27
28	/**
29	* This dialog ask the user to select one of list of given languages. The dialog
30	* is modal and not visible after construction.
31	*
32	* @author Stefan A. Krueger
33	*/
34	public class SwitchLanguageDialog extends JDialog {
35	protected Logger LOGGER = Logger.getLogger(SwitchLanguageDialog.class);
36
37	private static final long serialVersionUID = 1L;
38
39	private JPanel jContentPane = null;
40
41	private JLabel jLabelFlagimage = null;
42
43	private JPanel jPanel = null;
44
45	private JButton jButton = null;
46
47	private JPanel jPanel1 = null;
48
49	private JLabel jLabel = null;
50
51	private JComboBox jComboBox = null;
52
53	private final List<String> languages;
54
55	/**
56	* A dialog to select one of the available languages. If only one language
57	* is available, select it directly. Creating this object automatically
58	* makes it visible.
59	*
60	* @param owner
61	* @param atlasConfig
62	*/
63	public SwitchLanguageDialog(final Component owner,
64	final List<String> languages) {
65	super(SwingUtil.getParentWindow(owner));
66	this.languages = languages;
67
68	Translation.setActiveLang(languages.get(0));
69
70	if (languages.size() == 1) {
71	LOGGER.debug("Only language '" + languages.get(0)
72	+ "' is available. It has been selected automatically.");
73	return;
74	}
75
76	initialize();
77	}
78
79	/**
80	* This method initializes this
81	*
82	* @return void
83	*/
84	private void initialize() {
85	this.setContentPane(getJContentPane());
86	setModal(true);
87	SwingUtil.centerFrameOnScreenRandom(this);
88
89	setDefaultCloseOperation(JDialog.DO_NOTHING_ON_CLOSE);
90
91	pack();
92	}
93
94	/**
95	* This method initializes jContentPane
96	*
97	* @return javax.swing.JPanel
98	*/
99	private JPanel getJContentPane() {
100	if (jContentPane == null) {
101	final GridBagConstraints gridBagConstraints11 = new GridBagConstraints();
102	gridBagConstraints11.gridx = 1;
103	gridBagConstraints11.fill = GridBagConstraints.HORIZONTAL;
104	gridBagConstraints11.gridy = 1;
105	final GridBagConstraints gridBagConstraints3 = new GridBagConstraints();
106	gridBagConstraints3.gridx = 1;
107	gridBagConstraints3.fill = GridBagConstraints.HORIZONTAL;
108	gridBagConstraints3.gridy = 2;
109	final GridBagConstraints gridBagConstraints1 = new GridBagConstraints();
110	gridBagConstraints1.gridx = 0;
111	gridBagConstraints1.fill = GridBagConstraints.BOTH;
112	gridBagConstraints1.gridwidth = 2;
113	gridBagConstraints1.anchor = GridBagConstraints.NORTH;
114	gridBagConstraints1.gridy = 0;
115	jLabelFlagimage = new JLabel(new ImageIcon(
116	TranslationEditJPanel.class
117	.getResource("resource/flags.jpg")));
118	jContentPane = new JPanel();
119	jContentPane.setLayout(new GridBagLayout());
120	jContentPane.add(jLabelFlagimage, gridBagConstraints1);
121	jContentPane.add(getJPanel(), gridBagConstraints3);
122	jContentPane.add(getJPanel1(), gridBagConstraints11);
123	}
124	return jContentPane;
125	}
126
127	/**
128	* This method initializes jPanel
129	*
130	* @return javax.swing.JPanel
131	*/
132	private JPanel getJPanel() {
133	if (jPanel == null) {
134	final GridBagConstraints gridBagConstraints4 = new GridBagConstraints();
135	gridBagConstraints4.gridx = 0;
136	gridBagConstraints4.anchor = GridBagConstraints.EAST;
137	gridBagConstraints4.weightx = 1.0;
138	gridBagConstraints4.insets = new Insets(5, 5, 5, 5);
139	gridBagConstraints4.gridy = 0;
140	jPanel = new JPanel();
141	jPanel.setLayout(new GridBagLayout());
142	jPanel.add(getJButton(), gridBagConstraints4);
143	}
144	return jPanel;
145	}
146
147	/**
148	* This method initializes jButton
149	*
150	* @return javax.swing.JButton
151	*/
152	private JButton getJButton() {
153	if (jButton == null) {
154	jButton = new OkButton();
155	jButton.setEnabled(false);
156
157	jButton.addActionListener(new ActionListener() {
158
159	public void actionPerformed(ActionEvent e) {
160	dispose();
161	}
162
163	});
164	}
165	return jButton;
166	}
167
168	/**
169	* This method initializes jPanel1
170	*
171	* @return javax.swing.JPanel
172	*/
173	private JPanel getJPanel1() {
174	if (jPanel1 == null) {
175	final GridBagConstraints gridBagConstraints2 = new GridBagConstraints();
176	gridBagConstraints2.fill = GridBagConstraints.VERTICAL;
177	gridBagConstraints2.gridy = 0;
178	gridBagConstraints2.weightx = 1.0;
179	gridBagConstraints2.insets = new Insets(5, 5, 5, 5);
180	gridBagConstraints2.anchor = GridBagConstraints.WEST;
181	gridBagConstraints2.gridx = 1;
182	final GridBagConstraints gridBagConstraints = new GridBagConstraints();
183	gridBagConstraints.gridx = 0;
184	gridBagConstraints.insets = new Insets(0, 5, 0, 0);
185	gridBagConstraints.gridy = 0;
186	jLabel = new JLabel();
187	jLabel.setText("Select language: "); // i8n!?! Maybe replace with an
188	// icon of an index finger
189	jPanel1 = new JPanel();
190	jPanel1.setLayout(new GridBagLayout());
191	jPanel1.add(jLabel, gridBagConstraints);
192	jPanel1.add(getJComboBox(), gridBagConstraints2);
193	}
194	return jPanel1;
195	}
196
197	/**
198	* This method initializes jComboBox
199	*
200	* @return javax.swing.JComboBox
201	*/
202	private JComboBox getJComboBox() {
203	if (jComboBox == null) {
204	jComboBox = new JComboBox();
205
206	jComboBox.addMouseWheelListener(new MouseWheelListener() {
207	public void mouseWheelMoved(java.awt.event.MouseWheelEvent e) {
208
209	if ((e.getWheelRotation() < 0)) {
210	if (jComboBox.getSelectedIndex() < jComboBox
211	.getItemCount() - 1)
212	jComboBox.setSelectedIndex(jComboBox
213	.getSelectedIndex() + 1);
214	} else {
215	if (jComboBox.getSelectedIndex() > 0)
216	jComboBox.setSelectedIndex(jComboBox
217	.getSelectedIndex() - 1);
218	}
219	}
220	});
221
222	String[] langNames = new String[languages.size() + 1];
223	for (int i = 0; i < languages.size(); i++) {
224
225	Locale locale = I8NUtil.getLocaleFor(languages.get(i));
226
227	langNames[i] = locale.getDisplayLanguage(locale) + " / "
228	+ locale.getDisplayLanguage() + " / "
229	+ languages.get(i);
230	}
231	langNames[languages.size()] = "?";
232
233	jComboBox.setModel(new DefaultComboBoxModel(langNames));
234	jComboBox.setSelectedItem(langNames[languages.size()]);
235
236	jComboBox.addActionListener(new ActionListener() {
237
238	public void actionPerformed(final ActionEvent e) {
239	if (jComboBox.getSelectedIndex() == languages.size()) {
240	getJButton().setEnabled(false);
241	return;
242	}
243
244	String l = languages.get(jComboBox.getSelectedIndex());
245	try {
246	Translation.setActiveLang(l);
247
248	getJButton().setEnabled(true);
249	} catch (java.lang.IllegalArgumentException ee) {
250	LOGGER.warn("The language " + l + " is not valid", ee);
251	getJButton().setEnabled(false);
252	}
253
254	}
255
256	});
257	}
258	return jComboBox;
259	}
260
261	} // @jve:decl-index=0:visual-constraint="0,0"