eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/derivate/searchFilter/DerivateSearchCompositeController.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2013 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 package eu.etaxonomy.taxeditor.editor.view.derivate.searchFilter;
  11
  12 import java.util.List;
  13
  14 import org.eclipse.swt.SWT;
  15 import org.eclipse.swt.layout.GridData;
  16 import org.eclipse.swt.widgets.Composite;
  17 import org.eclipse.swt.widgets.Event;
  18 import org.eclipse.swt.widgets.Listener;
  19 import org.eclipse.swt.widgets.Widget;
  20
  21 import eu.etaxonomy.cdm.api.conversation.ConversationHolder;
  22 import eu.etaxonomy.cdm.api.service.config.FindOccurrencesConfigurator;
  23 import eu.etaxonomy.cdm.api.service.config.FindOccurrencesConfigurator.AssignmentStatus;
  24 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationBase;
  25 import eu.etaxonomy.cdm.model.occurrence.SpecimenOrObservationType;
  26 import eu.etaxonomy.cdm.model.taxon.Taxon;
  27 import eu.etaxonomy.taxeditor.editor.view.derivate.DerivateView;
  28 import eu.etaxonomy.taxeditor.store.SearchManager;
  29 import eu.etaxonomy.taxeditor.ui.dialog.selection.SelectionDialogFactory;
  30 import eu.etaxonomy.taxeditor.ui.mvc.combo.EnumTermComboController;
  31 import eu.etaxonomy.taxeditor.view.derivateSearch.DerivateLabelProvider;
  32
  33 /**
  34  * Controller class for the {@link DerivateSearchComposite}.<br>
  35  * This controller contains the logic to search the data base for {@link SpecimenOrObservationBase}s
  36  * and handles GUI events.
  37  *
  38  */
  39 public class DerivateSearchCompositeController implements Listener{
  40
  41     private final DerivateSearchComposite derivateSearchComposite;
  42     private EnumTermComboController<SpecimenOrObservationType> comboSpecimenTypeController;
  43         private DerivateLabelProvider labelProvider;
  44         private Taxon selectedTaxon;
  45     private DerivateView derivativeEditor;
  46
  47     public DerivateSearchCompositeController(Composite parent, DerivateView derivativeEditor) {
  48         this.derivateSearchComposite = new DerivateSearchComposite(parent, SWT.NONE);
  49         this.derivativeEditor = derivativeEditor;
  50         init();
  51     }
  52
  53     private void init(){
  54         //derivate type combo
  55         comboSpecimenTypeController = new EnumTermComboController<SpecimenOrObservationType>(derivateSearchComposite.getComboDerivateType(), null, null, SpecimenOrObservationType.class, 0);
  56         comboSpecimenTypeController.setSelection(SpecimenOrObservationType.Unknown);
  57
  58         //add listeners
  59         derivateSearchComposite.getSearchField().addListener(SWT.KeyDown, this);
  60         derivateSearchComposite.getButtonSearch().addListener(SWT.Selection, this);
  61         derivateSearchComposite.getBtnBrowseTaxa().addListener(SWT.Selection, this);
  62         derivateSearchComposite.getBtnClearTaxon().addListener(SWT.Selection, this);
  63
  64     }
  65
  66     private void searchDerivates(){
  67         String queryString = derivateSearchComposite.getSearchField().getText();
  68         SpecimenOrObservationType specimenType = comboSpecimenTypeController.getSelection();
  69
  70         FindOccurrencesConfigurator config = new FindOccurrencesConfigurator();
  71         config.setAssociatedTaxonUuid(selectedTaxon!=null?selectedTaxon.getUuid():null);
  72         config.setSpecimenType(specimenType.equals(SpecimenOrObservationType.Unknown)?null:specimenType);//unknown := all types
  73         config.setTitleSearchString(queryString);
  74         if(selectedTaxon!=null){
  75             config.setSpecimenType(null);
  76         }
  77         switch (derivateSearchComposite.getComboTaxonAssignment().getSelectionIndex()) {
  78         case DerivateSearchComposite.ALL_SPECIMENS:
  79             config.setAssignmentStatus(AssignmentStatus.ALL_SPECIMENS);
  80             break;
  81         case DerivateSearchComposite.ASSIGNED_SPECIMENS:
  82             config.setAssignmentStatus(AssignmentStatus.ASSIGNED_SPECIMENS);
  83             break;
  84         case DerivateSearchComposite.UNASSIGNED_SPECIMENS:
  85             config.setAssignmentStatus(AssignmentStatus.UNASSIGNED_SPECIMENS);
  86             break;
  87         default:
  88             break;
  89         }
  90
  91         SearchManager searchManager = new SearchManager();
  92         List<SpecimenOrObservationBase> occurrences = searchManager.findOccurrences(config, true);
  93         derivativeEditor.updateRootEntities(occurrences);
  94     }
  95
  96     @Override
  97     public void handleEvent(Event event) {
  98         Widget eventSource = event.widget;
  99         if(eventSource == derivateSearchComposite.getButtonSearch()
 100                 || (eventSource == derivateSearchComposite.getSearchField() && event.keyCode == SWT.CR)){
 101             searchDerivates();
 102         }
 103         else if(eventSource==derivateSearchComposite.getBtnBrowseTaxa()){
 104             selectedTaxon = SelectionDialogFactory.getSelectionFromDialog(Taxon.class, this.derivateSearchComposite.getShell(), derivativeEditor.getConversationHolder(), null);
 105             if(selectedTaxon!=null){
 106                 derivateSearchComposite.getTextTaxonName().setText(selectedTaxon.getTitleCache());
 107             }
 108             derivateSearchComposite.getComboTaxonAssignment().select(DerivateSearchComposite.ASSIGNED_SPECIMENS);
 109             derivateSearchComposite.getComboTaxonAssignment().setEnabled(false);
 110             derivateSearchComposite.getLbltaxonAssignment().setEnabled(false);
 111         }
 112         else if(eventSource==derivateSearchComposite.getBtnClearTaxon()){
 113             selectedTaxon = null;
 114             derivateSearchComposite.getTextTaxonName().setText("");
 115             derivateSearchComposite.getComboTaxonAssignment().select(DerivateSearchComposite.ALL_SPECIMENS);
 116             derivateSearchComposite.getComboTaxonAssignment().setEnabled(true);
 117             derivateSearchComposite.getLbltaxonAssignment().setEnabled(true);
 118         }
 119     }
 120
 121     /**
 122      * Sets enable status of all input fields
 123      * @param enabled
 124      */
 125     public void setEnabled(boolean enabled) {
 126         if(!derivateSearchComposite.isDisposed()){
 127             GridData layoutData = (GridData) derivateSearchComposite.getLayoutData();
 128             layoutData.exclude = !enabled;
 129             derivateSearchComposite.setVisible(enabled);
 130             derivateSearchComposite.getParent().layout(true);
 131         }
 132     }
 133
 134     public void setLayoutData(Object layoutData){
 135         derivateSearchComposite.setLayoutData(layoutData);
 136     }
 137
 138     /**
 139      * Checks whether or not the search criteria are set to their default value.<br>
 140      * This does not consider the title search field.
 141      * @return <code>true</code> if search criteria are set to default.
 142      */
 143     public boolean isDefaultSearch(){
 144         boolean isDefault = true;
 145         isDefault &= comboSpecimenTypeController.getSelection()==SpecimenOrObservationType.Unknown;
 146         isDefault &= derivateSearchComposite.getComboTaxonAssignment().getSelectionIndex()==DerivateSearchComposite.ALL_SPECIMENS;
 147         isDefault &= selectedTaxon==null;
 148         return isDefault;
 149     }
 150     /**
 151      * Resets all input fields
 152      */
 153     public void reset(){
 154         if(!derivateSearchComposite.isDisposed()){
 155             derivateSearchComposite.getSearchField().setText("");
 156             derivateSearchComposite.getComboDerivateType().deselectAll();
 157             comboSpecimenTypeController.setSelection(SpecimenOrObservationType.Unknown);
 158         }
 159         selectedTaxon = null;
 160     }
 161
 162     public void setConversation(ConversationHolder conversationHolder) {
 163         labelProvider.setConversation(conversationHolder);
 164     }
 165
 166 }