taxeditor-navigation/src/main/java/eu/etaxonomy/taxeditor/wizard/ClassificationWizardPage.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.wizard;
  12
  13 import org.apache.log4j.Logger;
  14 import org.eclipse.jface.util.IPropertyChangeListener;
  15 import org.eclipse.jface.util.PropertyChangeEvent;
  16 import org.eclipse.jface.wizard.WizardPage;
  17 import org.eclipse.swt.SWT;
  18 import org.eclipse.swt.graphics.Color;
  19 import org.eclipse.swt.widgets.Composite;
  20 import org.eclipse.swt.widgets.Display;
  21
  22 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  23 import eu.etaxonomy.cdm.api.conversation.IConversationEnabled;
  24 import eu.etaxonomy.cdm.common.CdmUtils;
  25 import eu.etaxonomy.cdm.model.common.LanguageString;
  26 import eu.etaxonomy.cdm.model.taxon.TaxonomicTree;
  27 import eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap;
  28 import eu.etaxonomy.taxeditor.forms.CdmFormFactory;
  29 import eu.etaxonomy.taxeditor.forms.CdmFormFactory.SelectionType;
  30 import eu.etaxonomy.taxeditor.forms.RootElement;
  31 import eu.etaxonomy.taxeditor.forms.TextWithLabelElement;
  32 import eu.etaxonomy.taxeditor.forms.selection.ReferenceSelectionElement;
  33 import eu.etaxonomy.taxeditor.store.CdmStore;
  34
  35 /**
  36  * <p>ClassificationWizardPage class.</p>
  37  *
  38  * @author n.hoffmann
  39  * @created Sep 29, 2010
  40  * @version 1.0
  41  */
  42 public class ClassificationWizardPage extends WizardPage implements IPropertyChangeListener, IConversationEnabled {
  43         private static final Logger logger = Logger
  44                         .getLogger(ClassificationWizardPage.class);
  45         private TaxonomicTree classification;
  46
  47         private ConversationHolder conversation;
  48         private CdmFormFactory formFactory;
  49         private Composite control;
  50         private TextWithLabelElement text_classificationLabel;
  51         private ReferenceSelectionElement selection_reference;
  52         private TextWithLabelElement text_referenceDetail;
  53
  54         /**
  55          * <p>Constructor for ClassificationWizardPage.</p>
  56          *
  57          * @param conversation a {@link eu.etaxonomy.cdm.api.conversation.ConversationHolder} object.
  58          * @param classification a {@link eu.etaxonomy.cdm.model.taxon.TaxonomicTree} object.
  59          */
  60         protected ClassificationWizardPage(ConversationHolder conversation, TaxonomicTree classification){
  61                 super("Classification");
  62                 this.setTitle("Classification");
  63                 this.setDescription(classification == null ? "Create a new Classification." : "Edit Classification.");
  64
  65                 this.classification = classification;
  66                 this.conversation = conversation;
  67
  68                 this.formFactory = new CdmFormFactory(Display.getCurrent());
  69
  70                 formFactory.addPropertyChangeListener(this);
  71
  72                 initialize();
  73         }
  74
  75
  76         /* (non-Javadoc)
  77          * @see org.eclipse.jface.dialogs.IDialogPage#createControl(org.eclipse.swt.widgets.Composite)
  78          */
  79         /** {@inheritDoc} */
  80         public void createControl(Composite parent) {
  81                 control = formFactory.createComposite(parent);
  82
  83                 control.setLayout(CdmFormFactory.LAYOUT(2, false));
  84                 RootElement rootElement = new RootElement(formFactory, control);
  85
  86                 text_classificationLabel = formFactory.createTextWithLabelElement(rootElement, "Label", classification.getName().getText(), SWT.NULL);
  87                 selection_reference = (ReferenceSelectionElement) formFactory.createSelectionElement(SelectionType.REFERENCE, getConversationHolder(), rootElement, "Reference", classification.getReference(), SWT.NULL);
  88                 text_referenceDetail = formFactory.createTextWithLabelElement(rootElement, "Reference Detail", classification.getMicroReference(), SWT.NULL);
  89
  90                 Color bgColor = getShell().getBackground();
  91
  92                 rootElement.setBackground(bgColor);
  93                 control.setBackground(bgColor);
  94
  95                 setControl(control);
  96         }
  97
  98         private void initialize() {
  99                 if(classification == null){
 100                         classification = TaxonomicTree.NewInstance(null, null, CdmStore.getDefaultLanguage());
 101                 }
 102         }
 103
 104         /* (non-Javadoc)
 105          * @see org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse.jface.util.PropertyChangeEvent)
 106          */
 107         /** {@inheritDoc} */
 108         @Override
 109         public void propertyChange(PropertyChangeEvent event) {
 110                 Object eventSource = event.getSource();
 111
 112                 if(eventSource == text_classificationLabel){
 113                         classification.setName(LanguageString.NewInstance(text_classificationLabel.getText(), CdmStore.getDefaultLanguage()));
 114                 }
 115                 else if(eventSource == selection_reference){
 116                         classification.setReference(selection_reference.getEntity());
 117                 }
 118                 else if(eventSource == text_referenceDetail){
 119                         classification.setMicroReference(text_referenceDetail.getText());
 120                 }
 121
 122                 checkComplete();
 123         }
 124
 125
 126         /**
 127          *
 128          */
 129         private void checkComplete() {
 130                 if(CdmUtils.isEmpty(text_classificationLabel.getText())){
 131                         setMessage("A Classifications label may not be empty");
 132                         setPageComplete(false);
 133                 }else{
 134                         setMessage(null);
 135                         setPageComplete(true);
 136                 }
 137         }
 138
 139         /**
 140          * <p>Getter for the field <code>classification</code>.</p>
 141          *
 142          * @return a {@link eu.etaxonomy.cdm.model.taxon.TaxonomicTree} object.
 143          */
 144         public TaxonomicTree getClassification() {
 145                 return classification;
 146         }
 147
 148
 149         /* (non-Javadoc)
 150          * @see eu.etaxonomy.cdm.persistence.hibernate.ICdmPostDataChangeObserver#update(eu.etaxonomy.cdm.persistence.hibernate.CdmDataChangeMap)
 151          */
 152         /** {@inheritDoc} */
 153         @Override
 154         public void update(CdmDataChangeMap changeEvents) {}
 155
 156
 157         /* (non-Javadoc)
 158          * @see eu.etaxonomy.cdm.api.conversation.IConversationEnabled#getConversationHolder()
 159          */
 160         /** {@inheritDoc} */
 161         @Override
 162         public ConversationHolder getConversationHolder() {
 163                 return conversation;
 164         }
 165
 166         /* (non-Javadoc)
 167          * @see org.eclipse.jface.dialogs.DialogPage#dispose()
 168          */
 169         /** {@inheritDoc} */
 170         @Override
 171         public void dispose() {
 172                 formFactory.removePropertyChangeListener(this);
 173                 super.dispose();
 174         }
 175 }