eu.etaxonomy.taxeditor.editor/src/main/java/eu/etaxonomy/taxeditor/editor/descriptiveDataSet/matrix/categorical/CategoricalComboBoxDataProvider.java

   1 // $Id$
   2 /**
   3 * Copyright (C) 2018 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.descriptiveDataSet.matrix.categorical;
  11
  12 import java.util.List;
  13
  14 import org.eclipse.nebula.widgets.nattable.edit.editor.IComboBoxDataProvider;
  15
  16 import eu.etaxonomy.cdm.model.description.Feature;
  17 import eu.etaxonomy.cdm.model.description.State;
  18 import eu.etaxonomy.taxeditor.editor.descriptiveDataSet.matrix.CharacterMatrix;
  19
  20 /**
  21  * @author pplitzner
  22  * @date 24.07.2018
  23  *
  24  */
  25 public class CategoricalComboBoxDataProvider implements IComboBoxDataProvider {
  26
  27     private CharacterMatrix matrix;
  28     private int maxVisibleItems;
  29
  30     public CategoricalComboBoxDataProvider(CharacterMatrix matrix) {
  31         super();
  32         this.matrix = matrix;
  33     }
  34
  35     @Override
  36     public List<?> getValues(int columnIndex, int rowIndex) {
  37         Feature feature = matrix.getIndexToCharacterMap().get(columnIndex);
  38         List<State> supportedStatesForCategoricalFeature = matrix.getSupportedStatesForCategoricalFeature(feature);
  39         maxVisibleItems = Math.max(3, Math.min(supportedStatesForCategoricalFeature.size()-1, 10));
  40         return supportedStatesForCategoricalFeature;
  41     }
  42
  43     int getMaxVisibleItems(){
  44         return maxVisibleItems;
  45     }
  46 }