eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/view/descriptive/DescriptiveLabelProvider.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 package eu.etaxonomy.taxeditor.editor.view.descriptive;
  10
  11 import org.eclipse.jface.viewers.ColumnLabelProvider;
  12 import org.eclipse.jface.viewers.DelegatingStyledCellLabelProvider.IStyledLabelProvider;
  13 import org.eclipse.jface.viewers.StyledString;
  14 import org.eclipse.swt.graphics.Image;
  15
  16 import eu.etaxonomy.cdm.model.description.DescriptionBase;
  17 import eu.etaxonomy.cdm.model.description.DescriptionType;
  18 import eu.etaxonomy.taxeditor.editor.descriptiveDataSet.matrix.MatrixUtility;
  19 import eu.etaxonomy.taxeditor.model.DescriptionHelper;
  20
  21 /**
  22  * @author p.ciardelli
  23  * @version $Id: $
  24  */
  25 public class DescriptiveLabelProvider extends ColumnLabelProvider implements IStyledLabelProvider  {
  26
  27     private static final String TRUNCATE_SIGN = "..."; //$NON-NLS-1$
  28     private static final int MAX_LENGTH = 150;
  29
  30         @Override
  31     public String getText(Object element) {
  32                 String text = DescriptionHelper.getLabel(element);
  33                 text = text.replaceAll("[\\r\\n]", " "); //$NON-NLS-1$ //$NON-NLS-2$
  34                 if(text.length()>MAX_LENGTH){
  35                     text = text.substring(0, MAX_LENGTH)+TRUNCATE_SIGN;
  36                 }
  37         return text;
  38         }
  39
  40         @Override
  41     public StyledString getStyledText(Object element) {
  42                 return new StyledString(getText(element), StyledString.QUALIFIER_STYLER);
  43         }
  44
  45         @Override
  46         public Image getImage(Object element) {
  47             if(element instanceof DescriptionBase){
  48                 DescriptionBase description = (DescriptionBase)element;
  49                 if(description.getTypes().contains(DescriptionType.AGGREGATED_STRUC_DESC)){
  50                     return MatrixUtility.getAggregatedDescriptionIcon();
  51                 }
  52                 else if(description.getTypes().contains(DescriptionType.SECONDARY_DATA)){
  53                     return MatrixUtility.getLiteratureDescriptionIcon();
  54                 }
  55                 else if(description.getTypes().contains(DescriptionType.DEFAULT_VALUES_FOR_AGGREGATION)){
  56                     return MatrixUtility.getDefaultDescriptionIcon();
  57                 }
  58             }
  59             return null;
  60         }
  61 }