eu.etaxonomy.taxeditor.store/src/main/java/eu/etaxonomy/taxeditor/view/detail/CdmSectionPart.java

   1 /**
   2  * Copyright (C) 2007 EDIT
   3  * European Distributed Institute of Taxonomy
   4  * http://www.e-taxonomy.eu
   5  *
   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.
   8  */
   9
  10 package eu.etaxonomy.taxeditor.view.detail;
  11
  12 import java.awt.Event;
  13 import java.util.EventObject;
  14
  15 import org.eclipse.jface.util.IPropertyChangeListener;
  16 import org.eclipse.jface.util.PropertyChangeEvent;
  17 import org.eclipse.swt.widgets.Control;
  18 import org.eclipse.ui.forms.SectionPart;
  19
  20 import eu.etaxonomy.cdm.api.facade.DerivedUnitFacade;
  21 import eu.etaxonomy.cdm.api.facade.DerivedUnitFacadeNotSupportedException;
  22 import eu.etaxonomy.cdm.model.description.PolytomousKeyNode;
  23 import eu.etaxonomy.cdm.model.occurrence.DerivedUnit;
  24 import eu.etaxonomy.cdm.model.taxon.TaxonBase;
  25 import eu.etaxonomy.taxeditor.model.IElementHasDetails;
  26 import eu.etaxonomy.taxeditor.model.MessagingUtils;
  27 import eu.etaxonomy.taxeditor.model.PolytomousKeyRelationship;
  28 import eu.etaxonomy.taxeditor.preference.PreferencesUtil;
  29 import eu.etaxonomy.taxeditor.ui.element.AbstractFormSection;
  30 import eu.etaxonomy.taxeditor.ui.element.ICdmFormElement;
  31 import eu.etaxonomy.taxeditor.ui.section.ITaxonBaseDetailSection;
  32 import eu.etaxonomy.taxeditor.ui.section.key.PolytomousKeyDetailSection;
  33 import eu.etaxonomy.taxeditor.ui.section.key.ScopeRestrictionSection;
  34 import eu.etaxonomy.taxeditor.ui.section.key.TaxonomicScopeSection;
  35 import eu.etaxonomy.taxeditor.ui.section.occurrence.GeoScopeDetailSection;
  36 import eu.etaxonomy.taxeditor.ui.section.occurrence.IDerivedUnitFacadeDetailSection;
  37
  38 /**
  39  * <p>
  40  * CdmSectionPart class.
  41  * </p>
  42  *
  43  * @author n.hoffmann
  44  * @created Feb 8, 2010
  45  * @version 1.0
  46  */
  47 public class CdmSectionPart<T> extends SectionPart implements
  48                 IPropertyChangeListener {
  49
  50         private final AbstractFormSection<T> formSection;
  51
  52         /**
  53          * <p>
  54          * Constructor for CdmSectionPart.
  55          * </p>
  56          *
  57          * @param section
  58          *            a {@link eu.etaxonomy.taxeditor.ui.element.AbstractFormSection}
  59          *            object.
  60          * @param <T>
  61          *            a T object.
  62          */
  63         public CdmSectionPart(AbstractFormSection<T> section) {
  64                 super(section);
  65                 formSection = section;
  66         }
  67
  68         /** {@inheritDoc} */
  69         @Override
  70         public boolean setFormInput(Object input) {
  71             //FIXME (CM): Need to fix this part of the design.
  72             //The design seems to be locked to the idea that only one
  73             // entity (either from the navigator or the editor) drives
  74             // the detail view. In the case of multiple inputs the only workaround
  75             // is checking the type and extracting relevant objects.
  76                 if (input instanceof IElementHasDetails) {
  77                         input = ((IElementHasDetails) input).getData();
  78                 }
  79                 if ((input instanceof TaxonBase)
  80                                 && (formSection instanceof ITaxonBaseDetailSection)) {
  81                         ((ITaxonBaseDetailSection) formSection)
  82                                         .setTaxonBase((TaxonBase) input);
  83                         return true;
  84                 }
  85                 else if (input.getClass().equals(DerivedUnit.class)
  86                                 && (formSection instanceof IDerivedUnitFacadeDetailSection)) {
  87
  88                         try {
  89                                 input = DerivedUnitFacade.NewInstance((DerivedUnit) input,
  90                                                 PreferencesUtil.getDerivedUnitConfigurator());
  91                         } catch (DerivedUnitFacadeNotSupportedException e) {
  92                                 MessagingUtils.error(getClass(), e);
  93                         }
  94                 }
  95                 else if (input instanceof PolytomousKeyRelationship) {
  96                         input = ((PolytomousKeyRelationship) input).getDestination();
  97                 }
  98
  99                 else if ((input instanceof PolytomousKeyNode) &&
 100                     (formSection instanceof PolytomousKeyDetailSection ||
 101                             formSection instanceof GeoScopeDetailSection ||
 102                             formSection instanceof ScopeRestrictionSection ||
 103                             formSection instanceof TaxonomicScopeSection)) {
 104                 input = ((PolytomousKeyNode)input).getKey();
 105             }
 106
 107
 108                 formSection.setEntity((T) input);
 109
 110                 return true;
 111         }
 112
 113         /*
 114          * (non-Javadoc)
 115          *
 116          * @see
 117          * org.eclipse.jface.util.IPropertyChangeListener#propertyChange(org.eclipse
 118          * .jface.util.PropertyChangeEvent)
 119          */
 120         /** {@inheritDoc} */
 121         @Override
 122         public void propertyChange(PropertyChangeEvent event) {
 123                 if (event != null) {
 124
 125                         Object eventSource = event.getSource();
 126                         if (eventSource instanceof EventObject){
 127                                 eventSource = ((EventObject)eventSource).getSource();
 128                         }
 129                         Control[] children = formSection.getLayoutComposite().getChildren();
 130                         boolean containsElement = false;
 131                         for (Control control : children) {
 132                             if(eventSource.equals(control)){
 133                                 containsElement = true;
 134                                 break;
 135                             }
 136             }
 137                         if(containsElement){
 138                             markDirty();
 139                         }
 140
 141                         else if (formSection.equals(eventSource)){
 142                                 markDirty();
 143                         }
 144                         else if(((eventSource instanceof ICdmFormElement)&& formSection.containsFormElement((ICdmFormElement) eventSource))) {
 145                             markDirty();
 146                         }
 147                 }
 148         }
 149
 150 }