taxeditor-editor/src/main/java/eu/etaxonomy/taxeditor/forms/MultilanguageTextElement.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2007 EDIT
   4 * European Distributed Institute of Taxonomy
   5 * http://www.e-taxonomy.eu
   6 *
   7 * The contents of this file are subject to the Mozilla Public License Version 1.1
   8 * See LICENSE.TXT at the top of this package for the full license terms.
   9 */
  10
  11 package eu.etaxonomy.taxeditor.forms;
  12
  13 import java.util.ArrayList;
  14 import java.util.Arrays;
  15 import java.util.List;
  16 import java.util.Map;
  17
  18 import org.eclipse.core.runtime.IStatus;
  19 import org.eclipse.jface.util.PropertyChangeEvent;
  20 import org.eclipse.jface.wizard.WizardDialog;
  21 import org.eclipse.swt.SWT;
  22 import org.eclipse.swt.events.SelectionAdapter;
  23 import org.eclipse.swt.events.SelectionEvent;
  24 import org.eclipse.swt.events.SelectionListener;
  25 import org.eclipse.swt.widgets.Button;
  26
  27 import eu.etaxonomy.cdm.model.common.Language;
  28 import eu.etaxonomy.cdm.model.common.LanguageString;
  29 import eu.etaxonomy.cdm.model.common.MultilanguageTextHelper;
  30 import eu.etaxonomy.taxeditor.editor.EditorUtil;
  31 import eu.etaxonomy.taxeditor.editor.translation.TranslationWizard;
  32 import eu.etaxonomy.taxeditor.forms.CdmFormFactory.TermComboType;
  33 import eu.etaxonomy.taxeditor.forms.term.EmptyComboElement;
  34 import eu.etaxonomy.taxeditor.store.CdmStore;
  35
  36 /**
  37  * @author n.hoffmann
  38  * @created Sep 29, 2010
  39  * @version 1.0
  40  */
  41 public class MultilanguageTextElement extends AbstractCdmFormElement implements SelectionListener{
  42
  43         private class OpenTranslationWizard extends SelectionAdapter {
  44                 private Map<Language, LanguageString> multilanguageText;
  45
  46                 public OpenTranslationWizard(Map<Language, LanguageString> multilanguageText){
  47                         super();
  48                         this.multilanguageText = multilanguageText;
  49                 }
  50
  51                 /* (non-Javadoc)
  52                  * @see org.eclipse.swt.events.SelectionAdapter#widgetSelected(org.eclipse.swt.events.SelectionEvent)
  53                  */
  54                 @Override
  55                 public void widgetSelected(SelectionEvent e) {
  56                         TranslationWizard wizard = new TranslationWizard(multilanguageText);
  57                         WizardDialog dialog = new WizardDialog(EditorUtil.getShell(), wizard);
  58
  59                         if (dialog.open() == IStatus.OK){
  60                                 combo_language.setTerms(getLanguages());
  61                                 updateControls();
  62                         }
  63
  64                 }
  65         }
  66
  67
  68         private EmptyComboElement<Language> combo_language;
  69
  70         private LanguageStringWithLabelElement element_languageString;
  71
  72         private Button button;
  73
  74
  75
  76         private Map<Language, LanguageString> multilanguageText;
  77
  78         /**
  79          * @param formFactory
  80          * @param formElement
  81          */
  82         public MultilanguageTextElement(CdmFormFactory formFactory,
  83                         ICdmFormElement formElement, String labelString, Map<Language, LanguageString> multilanguageText, Integer textHeight, int style) {
  84                 super(formFactory, formElement);
  85
  86                 formFactory.addPropertyChangeListener(this);
  87
  88                 element_languageString = formFactory.createLanguageStringWithLabelElement(formElement, "", null, textHeight, style);
  89
  90                 combo_language = (EmptyComboElement<Language>) formFactory.createTermComboElement(TermComboType.EMPTY, formElement, "", null, style);
  91                 combo_language.addSelectionListener(this);
  92                 combo_language.setEnabled(true);
  93
  94                 addControl(formFactory.createLabel(getLayoutComposite(), ""));
  95
  96                 button = formFactory.createButton(getLayoutComposite(), "Open In Translation Editor", SWT.PUSH);
  97                 addControl(button);
  98                 button.setLayoutData(CdmFormFactory.RIGHT());
  99                 button.addSelectionListener(new OpenTranslationWizard(multilanguageText));
 100                 button.setEnabled(true);
 101
 102                 setMultilanguageText(multilanguageText);
 103         }
 104
 105         /* (non-Javadoc)
 106          * @see eu.etaxonomy.taxeditor.forms.ISelectable#setSelected(boolean)
 107          */
 108         @Override
 109         public void setSelected(boolean selected) {
 110                 //
 111         }
 112
 113         private List<Language> getLanguages(){
 114
 115                 ArrayList<Language> languageList = new ArrayList<Language>(getMultilanguageText().keySet());
 116
 117                 // TODO sort
 118
 119                 return languageList;
 120         }
 121
 122         /* (non-Javadoc)
 123          * @see org.eclipse.swt.events.SelectionListener#widgetSelected(org.eclipse.swt.events.SelectionEvent)
 124          */
 125         @Override
 126         public void widgetSelected(SelectionEvent e) {
 127                 Language selectedLanguage = combo_language.getSelection();
 128                 if(selectedLanguage != null){
 129                         LanguageString selectedLanguageString = getMultilanguageText().get(selectedLanguage);
 130
 131                         element_languageString.setLanguageString(selectedLanguageString);
 132                 }
 133         }
 134
 135         /* (non-Javadoc)
 136          * @see org.eclipse.swt.events.SelectionListener#widgetDefaultSelected(org.eclipse.swt.events.SelectionEvent)
 137          */
 138         @Override
 139         public void widgetDefaultSelected(SelectionEvent e) {}
 140
 141         /**
 142          * @param multilanguageText the multilanguageText to set
 143          */
 144         public void setMultilanguageText(Map<Language, LanguageString> multilanguageText) {
 145                 this.multilanguageText = multilanguageText;
 146
 147                 if(multilanguageText.isEmpty()){
 148                         multilanguageText.put(CdmStore.getDefaultLanguage(), LanguageString.NewInstance("", CdmStore.getDefaultLanguage()));
 149                 }
 150                 combo_language.setTerms(getLanguages());
 151
 152                 updateControls();
 153         }
 154
 155         /**
 156          *
 157          */
 158         private void updateControls() {
 159                 LanguageString preferredLanguageString = MultilanguageTextHelper.getPreferredLanguageString(getMultilanguageText(), Arrays.asList(new Language[]{CdmStore.getDefaultLanguage()}));
 160
 161                 element_languageString.setLanguageString(preferredLanguageString);
 162                 combo_language.setSelection(preferredLanguageString.getLanguage());
 163         }
 164
 165         /**
 166          * @return the multilanguageText
 167          */
 168         public Map<Language, LanguageString> getMultilanguageText() {
 169                 return multilanguageText;
 170         }
 171
 172         /* (non-Javadoc)
 173          * @see eu.etaxonomy.taxeditor.forms.AbstractCdmFormElement#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
 174          */
 175         @Override
 176         public void propertyChange(PropertyChangeEvent event) {
 177                 if(event == null){
 178                         return;
 179                 }
 180                 Object eventSource = event.getSource();
 181                 if(eventSource == element_languageString){
 182                         LanguageString languageString = ((LanguageStringWithLabelElement) eventSource).getLanguageString();
 183                         multilanguageText.put(languageString.getLanguage(), languageString);
 184                 }
 185         }
 186 }