2 * Copyright (C) 2007 EDIT
3 * European Distributed Institute of Taxonomy
4 * http://www.e-taxonomy.eu
6 * The contents of this file are subject to the Mozilla Public License Version 1.1
7 * See LICENSE.TXT at the top of this package for the full license terms.
10 package eu
.etaxonomy
.taxeditor
.ui
.translation
;
12 import java
.util
.ArrayList
;
13 import java
.util
.Arrays
;
14 import java
.util
.List
;
18 import org
.eclipse
.core
.runtime
.Assert
;
19 import org
.eclipse
.jface
.wizard
.WizardPage
;
20 import org
.eclipse
.swt
.SWT
;
21 import org
.eclipse
.swt
.events
.SelectionAdapter
;
22 import org
.eclipse
.swt
.events
.SelectionEvent
;
23 import org
.eclipse
.swt
.widgets
.Composite
;
24 import org
.eclipse
.swt
.widgets
.Display
;
26 import eu
.etaxonomy
.cdm
.model
.common
.Language
;
27 import eu
.etaxonomy
.cdm
.model
.common
.LanguageString
;
28 import eu
.etaxonomy
.cdm
.model
.common
.MultilanguageTextHelper
;
29 import eu
.etaxonomy
.cdm
.model
.term
.TermType
;
30 import eu
.etaxonomy
.taxeditor
.model
.MessagingUtils
;
31 import eu
.etaxonomy
.taxeditor
.preference
.PreferencesUtil
;
32 import eu
.etaxonomy
.taxeditor
.store
.CdmStore
;
33 import eu
.etaxonomy
.taxeditor
.ui
.combo
.TermComboElement
;
34 import eu
.etaxonomy
.taxeditor
.ui
.element
.CdmFormFactory
;
35 import eu
.etaxonomy
.taxeditor
.ui
.element
.ICdmFormElement
;
36 import eu
.etaxonomy
.taxeditor
.ui
.element
.LanguageStringWithLabelElement
;
37 import eu
.etaxonomy
.taxeditor
.ui
.element
.LayoutConstants
;
38 import eu
.etaxonomy
.taxeditor
.ui
.element
.MultilanguageTextElement
;
39 import eu
.etaxonomy
.taxeditor
.ui
.element
.RootElement
;
42 * <p>TranslationWizardPage class.</p>
45 * @created Sep 29, 2010
48 public class TranslationWizardPage
extends WizardPage
{
50 private static int TEXT_HEIGHT
= 400;
52 private final Map
<Language
, LanguageString
> multilanguageText
;
54 MultilanguageTextElement source
;
56 private final CdmFormFactory formFactory
;
58 private TermComboElement
<Language
> combo_sourceLanguage
;
60 private LanguageStringWithLabelElement text_source
;
62 private TermComboElement
<Language
> combo_targetLanguage
;
64 private LanguageStringWithLabelElement text_target
;
67 * <p>Constructor for TranslationWizardPage.</p>
69 * @param multilanguageText a {@link java.util.Map} object.
71 protected TranslationWizardPage(Map
<Language
, LanguageString
> multilanguageText
) {
72 super("TranslationWizardPage");
73 Assert
.isNotNull(multilanguageText
, "Multilanguage text may not be null");
74 setTitle("Add or edit translations.");
75 this.multilanguageText
= multilanguageText
;
76 formFactory
= new CdmFormFactory(Display
.getCurrent());
77 setPageComplete(false);
81 * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
85 public void createControl(Composite parent
) {
86 Composite control
= formFactory
.createComposite(parent
);
87 // control.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_GREEN));
88 control
.setLayout(LayoutConstants
.LAYOUT(2, true));
90 Composite leftContainer
= formFactory
.createComposite(control
);
91 leftContainer
.setLayoutData(LayoutConstants
.FILL());
92 leftContainer
.setLayout(LayoutConstants
.LAYOUT(1, false));
93 // leftContainer.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_BLUE));
94 RootElement leftRoot
= new RootElement(formFactory
, leftContainer
);
96 Composite rightContainer
= formFactory
.createComposite(control
);
97 rightContainer
.setLayoutData(LayoutConstants
.FILL());
98 rightContainer
.setLayout(LayoutConstants
.LAYOUT(1, false));
99 // rightContainer.setBackground(Display.getCurrent().getSystemColor(SWT.COLOR_RED));
100 RootElement rightRoot
= new RootElement(formFactory
, rightContainer
);
102 createLeftControls(leftRoot
);
103 createRightControls(rightRoot
);
105 // initialize with default language
106 setSource(CdmStore
.getDefaultLanguage());
113 * @param defaultLanguage
115 private void setSource(Language language
) {
117 List
<Language
> languages
= Arrays
.asList(new Language
[]{language
});
119 LanguageString preferredLanguageString
= MultilanguageTextHelper
.getPreferredLanguageString(multilanguageText
, languages
);
121 if(preferredLanguageString
!= null){
122 combo_sourceLanguage
.setSelection(preferredLanguageString
.getLanguage());
123 text_source
.setLanguageString(preferredLanguageString
);
132 private void createLeftControls(ICdmFormElement element
){
134 combo_sourceLanguage
= formFactory
.createDefinedTermComboElement(TermType
.Language
, element
, null, null, SWT
.NULL
);
136 combo_sourceLanguage
.setTerms(getLanguages());
138 combo_sourceLanguage
.addSelectionListener(new SelectionAdapter() {
140 * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent)
143 public void widgetSelected(SelectionEvent e
) {
144 text_source
.setLanguageString(multilanguageText
.get(combo_sourceLanguage
.getSelection()));
148 LanguageString preferredLanguageString
= MultilanguageTextHelper
.getPreferredLanguageString(multilanguageText
, getLanguages());
149 if (preferredLanguageString
== null){
150 preferredLanguageString
= LanguageString
.NewInstance("", PreferencesUtil
.getGlobalLanguage());
152 text_source
= formFactory
.createLanguageStringWithLabelElement(element
, null, preferredLanguageString
, TEXT_HEIGHT
, false, SWT
.NULL
);
154 // text_source.setEnabled(false);
156 text_source
.setText(preferredLanguageString
.getText());
163 private void createRightControls(ICdmFormElement element
){
164 combo_targetLanguage
= formFactory
.createDefinedTermComboElement(TermType
.Language
, element
, null, null, SWT
.NULL
);
166 combo_targetLanguage
.addSelectionListener(new SelectionAdapter() {
168 * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent)
171 public void widgetSelected(SelectionEvent e
) {
172 Language language
= combo_targetLanguage
.getSelection();
174 if (language
== null){
175 setPageComplete(false);
179 setPageComplete(true);
180 LanguageString languageString
;
182 if(multilanguageText
.containsKey(language
)){
183 languageString
= multilanguageText
.get(language
);
185 languageString
= LanguageString
.NewInstance("", language
);
188 text_target
.setLanguageString(languageString
);
192 text_target
= formFactory
.createLanguageStringWithLabelElement(element
, null, null, TEXT_HEIGHT
, false, SWT
.NULL
);
195 // The automated translation did rely on the Google Translate API. Unfortunately this service is not free anymore.
196 // See http://code.google.com/apis/language/translate/overview.html
198 // Button button_translationService = formFactory.createButton(element.getLayoutComposite(), "Translate", SWT.PUSH);
199 // button_translationService.addSelectionListener(new SelectionAdapter() {
201 // * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent)
204 // public void widgetSelected(SelectionEvent event) {
205 // ITranslationServiceWrapper service = new GoogleLanguageApiWrapper();
206 // String translatedText;
208 // String text = text_source.getText();
209 // Language sourceLanguage = text_source.getLanguageString().getLanguage();
210 // Language targetLanguage = combo_targetLanguage.getSelection();
212 // if(targetLanguage == null){
213 // StoreUtil.warningDialog("Please select a target language", TranslationWizardPage.class, "Please select a language from the combo box at the right.");
217 // translatedText = service.translate(text, sourceLanguage, targetLanguage);
218 // text_target.setText(translatedText);
219 // } catch (LanguageNotSupportedException e) {
220 // StoreUtil.warningDialog("Language not supported", TranslationWizardPage.class, "The chosen language is not supported by the translation service.");
221 // } catch (Exception e){
222 // StoreUtil.warningDialog("Error translating text", TranslationWizardPage.class, e.getMessage());
234 private List
<Language
> getLanguages(){
235 Set
<Language
> languageSet
= MultilanguageTextHelper
.getLanguages(multilanguageText
);
237 List
<Language
> languageList
= new ArrayList
<Language
>();
238 // protect against corrupt language sets
239 for (Language language
: languageSet
){
240 if (language
!= null){
241 languageList
.add(language
);
243 MessagingUtils
.warningDialog("Empty languages", getClass(), "The multilanguage string contains invalid data. Please contact the administrator of you datasource.");
251 * @see org.eclipse.jface.dialogs.DialogPage#dispose()
255 public void dispose() {
263 public LanguageString
getTargetLanguageString() {
264 return text_target
.getLanguageString();