eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/detail/CdmSectionPart.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.view.detail;
  12
  13 import java.awt.Event;
  14 import java.util.EventObject;
  15
  16 import org.eclipse.jface.util.IPropertyChangeListener;
  17 import org.eclipse.jface.util.PropertyChangeEvent;
  18 import org.eclipse.swt.widgets.Control;
  19 import org.eclipse.ui.forms.SectionPart;
  20
  21 import eu.etaxonomy.cdm.api.facade.DerivedUnitFacade;
  22 import eu.etaxonomy.cdm.api.facade.DerivedUnitFacadeNotSupportedException;
  23 import eu.etaxonomy.cdm.model.description.PolytomousKeyNode;
  24 import eu.etaxonomy.cdm.model.occurrence.DerivedUnit;
  25 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  26 import eu.etaxonomy.taxeditor.model.IElementHasDetails;
  27 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  28 import eu.etaxonomy.taxeditor.model.PolytomousKeyRelationship;
  29 import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
  30 import eu.etaxonomy.taxeditor.ui.element.AbstractFormSection;
  31 import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
  32 import eu.etaxonomy.taxeditor.ui.section.ITaxonBaseDetailSection;
  33 import eu.etaxonomy.taxeditor.ui.section.key.PolytomousKeyDetailSection;
  34 import eu.etaxonomy.taxeditor.ui.section.key.ScopeRestrictionSection;
  35 import eu.etaxonomy.taxeditor.ui.section.key.TaxonomicScopeSection;
  36 import eu.etaxonomy.taxeditor.ui.section.occurrence.GeoScopeDetailSection;
  37 import eu.etaxonomy.taxeditor.ui.section.occurrence.IDerivedUnitFacadeDetailSection;
  38
  39 /**
  40  * <p>
  41  * CdmSectionPart class.
  42  * </p>
  43  *
  44  * @author n.hoffmann
  45  * @created Feb 8, 2010
  46  * @version 1.0
  47  */
  48 public class CdmSectionPart<T> extends SectionPart implements
  49                 IPropertyChangeListener {
  50
  51         private final AbstractFormSection<T> formSection;
  52
  53         /**
  54          * <p>
  55          * Constructor for CdmSectionPart.
  56          * </p>
  57          *
  58          * @param section
  59          *            a {@link eu.etaxonomy.taxeditor.ui.element.AbstractFormSection}
  60          *            object.
  61          * @param <T>
  62          *            a T object.
  63          */
  64         public CdmSectionPart(AbstractFormSection<T> section) {
  65                 super(section);
  66                 formSection = section;
  67         }
  68
  69         /** {@inheritDoc} */
  70         @Override
  71         public boolean setFormInput(Object input) {
  72             //FIXME (CM): Need to fix this part of the design.
  73             //The design seems to be locked to the idea that only one
  74             // entity (either from the navigator or the editor) drives
  75             // the detail view. In the case of multiple inputs the only workaround
  76             // is checking the type and extracting relevant objects.
  77                 if (input instanceof IElementHasDetails) {
  78                         input = ((IElementHasDetails) input).getData();
  79                 }
  80                 if ((input instanceof TaxonBase)
  81                                 && (formSection instanceof ITaxonBaseDetailSection)) {
  82                         ((ITaxonBaseDetailSection) formSection)
  83                                         .setTaxonBase((TaxonBase) input);
  84                         return true;
  85                 }
  86                 else if (input.getClass().equals(DerivedUnit.class)
  87                                 && (formSection instanceof IDerivedUnitFacadeDetailSection)) {
  88
  89                         try {
  90                                 input = DerivedUnitFacade.NewInstance((DerivedUnit) input,
  91                                                 PreferencesUtil.getDerivedUnitConfigurator());
  92                         } catch (DerivedUnitFacadeNotSupportedException e) {
  93                                 MessagingUtils.error(getClass(), e);
  94                         }
  95                 }
  96                 else if (input instanceof PolytomousKeyRelationship) {
  97                         input = ((PolytomousKeyRelationship) input).getDestination();
  98                 }
  99
 100                 else if ((input instanceof PolytomousKeyNode) &&
 101                     (formSection instanceof PolytomousKeyDetailSection ||
 102                             formSection instanceof GeoScopeDetailSection ||
 103                             formSection instanceof ScopeRestrictionSection ||
 104                             formSection instanceof TaxonomicScopeSection)) {
 105                 input = ((PolytomousKeyNode)input).getKey();
 106             }
 107
 108
 109                 formSection.setEntity((T) input);
 110
 111                 return true;
 112         }
 113
 114         /*
 115          * (non-Javadoc)
 116          *
 117          * @see
 118          * org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse
 119          * .jface.util.PropertyChangeEvent)
 120          */
 121         /** {@inheritDoc} */
 122         @Override
 123         public void propertyChange(PropertyChangeEvent event) {
 124                 if (event != null) {
 125
 126                         Object eventSource = event.getSource();
 127                         if (eventSource instanceof EventObject){
 128                                 eventSource = ((EventObject)eventSource).getSource();
 129                         }
 130                         Control[] children = formSection.getLayoutComposite().getChildren();
 131                         boolean containsElement = false;
 132                         for (Control control : children) {
 133                             if(eventSource.equals(control)){
 134                                 containsElement = true;
 135                                 break;
 136                             }
 137             }
 138                         if(containsElement){
 139                             markDirty();
 140                         }
 141
 142                         else if (formSection.equals(eventSource)){
 143                                 markDirty();
 144                         }
 145                         else if(((eventSource instanceof ICdmFormElement)&& formSection.containsFormElement((ICdmFormElement) eventSource))) {
 146                             markDirty();
 147                         }
 148                 }
 149         }
 150
 151 }