eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/ChooseFromMultipleTaxonNodesDialog.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.editor;
  11
  12 import java.util.ArrayList;
  13 import java.util.List;
  14 import java.util.Set;
  15
  16 import org.eclipse.core.runtime.IStatus;
  17 import org.eclipse.jface.viewers.IStructuredContentProvider;
  18 import org.eclipse.jface.viewers.LabelProvider;
  19 import org.eclipse.jface.viewers.Viewer;
  20 import org.eclipse.swt.widgets.Shell;
  21 import org.eclipse.ui.dialogs.ListDialog;
  22
  23 import eu.etaxonomy.cdm.model.taxon.Classification;
  24 import eu.etaxonomy.cdm.model.taxon.TaxonNode;
  25
  26 /**
  27  * <p>ChooseClassificationWizard class.</p>
  28  *
  29  * @author n.hoffmann
  30  * @created 19.03.2009
  31  * @version 1.0
  32  */
  33 public class ChooseFromMultipleTaxonNodesDialog extends ListDialog {
  34
  35         public static TaxonNode choose(Set<TaxonNode> taxonNodes){
  36                 ChooseFromMultipleTaxonNodesDialog dialog = new ChooseFromMultipleTaxonNodesDialog(EditorUtil.getShell());
  37                 dialog.setInput(taxonNodes);
  38                 int result = dialog.open();
  39
  40                 if(result == IStatus.OK){
  41                         Classification selectedClassification = (Classification) dialog.getResult()[0];
  42
  43                         for(TaxonNode taxonNode : taxonNodes){
  44                                 if(taxonNode.getClassification().equals(selectedClassification)){
  45                                         return taxonNode;
  46                                 }
  47                         }
  48                 }
  49                 return null;
  50         }
  51
  52         public ChooseFromMultipleTaxonNodesDialog(Shell parent) {
  53                 super(parent);
  54                 setTitle("Choose Classification");
  55                 setMessage("The taxon is part of multiple classification. Please choose the one you want to open.");
  56                 setContentProvider(new ClassificationContentProvider());
  57                 setLabelProvider(new ClassificationLabelProvider());
  58         }
  59
  60         private class ClassificationLabelProvider extends LabelProvider{
  61                 @Override
  62                 public String getText(Object element) {
  63                         return super.getText(((Classification) element).getTitleCache());
  64                 }
  65         }
  66
  67         private class ClassificationContentProvider implements IStructuredContentProvider{
  68
  69                 @Override
  70                 public Object[] getElements(Object inputElement) {
  71                         Set<TaxonNode> taxonNodes = (Set<TaxonNode>) inputElement;
  72
  73                                 List<Classification> classifications = new ArrayList<Classification>();
  74
  75                                 for(TaxonNode node : taxonNodes){
  76                                         classifications.add(node.getClassification());
  77                                 }
  78
  79                                 return classifications.toArray();
  80                 }
  81
  82                 @Override
  83                 public void dispose() {
  84
  85                 }
  86
  87                 @Override
  88                 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
  89
  90                 }
  91         }
  92 }