SiLeBAT/FSK-Lab

/*******************************************************************************
 * Copyright (c) 2015 Federal Institute for Risk Assessment (BfR), Germany
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 *
 * Contributors:
 *     Department Biological Safety - BfR
 *******************************************************************************/
package de.bund.bfr.knime.foodprocess.view;


import java.awt.Component;
import java.awt.event.MouseAdapter; 
import java.awt.event.MouseEvent; 
import java.util.ArrayList;
import java.util.List;

import javax.swing.JCheckBox; 
import javax.swing.JList; 
import javax.swing.ListCellRenderer;
import javax.swing.ListSelectionModel; 

public class JCheckBoxList extends JList<JCheckboxWithObject> { 

  /**
     * 
     */
    private static final long serialVersionUID = 1499726221263952919L;

    private JCheckBoxListPanel cblp;
    
    public JCheckBoxList(JCheckBoxListPanel cblp) { 
        this.cblp = cblp;
        
        setCellRenderer(new CellRenderer()); 
        addMouseListener(new MouseAdapter() { 
          public void mousePressed(MouseEvent e) { 
            int index = locationToIndex(e.getPoint()); 
            if (index != -1) { 
              JCheckBox checkbox = (JCheckBox) getModel().getElementAt(index); 
              checkbox.setSelected(!checkbox.isSelected()); 
              checkBoxChecked(checkbox);
              repaint(); 
            } 
          } 
        }); 
        setSelectionMode(ListSelectionModel.SINGLE_SELECTION); 
      } 
    public void checkBoxChecked(JCheckBox cb) {
        cblp.checkBoxChecked(cb);
    }
    
      protected class CellRenderer implements ListCellRenderer<Object> { 
        public Component getListCellRendererComponent(JList<?> list, Object value, 
            int index, boolean isSelected, boolean cellHasFocus) { 
          JCheckBox checkbox = (JCheckBox) value; 
    
          if (isSelected) { 
            // checkbox.setBorderPainted(true); 
            // checkbox.setForeground(UIManager.getColor("List.selectionForeground")); 
            // checkbox.setBackground(UIManager.getColor("List.selectionBackground")); 
          } else { 
            // checkbox.setBorderPainted(false); 
            // checkbox.setForeground(UIManager.getColor("List.foreground")); 

              //checkbox.setBackground(UIManager.getColor("List.background")); 
          } 
          return checkbox; 
        } 
      } 
    
      public void selectAll() { 
        int size = this.getModel().getSize(); 
        for (int i = 0; i < size; i++) { 
          JCheckBox checkbox = this.getModel().getElementAt(i); 
          checkbox.setSelected(true); 
        } 
        this.repaint(); 
      } 
    
      public void deselectAll() { 
        int size = this.getModel().getSize(); 
        for (int i = 0; i < size; i++) { 
          JCheckBox checkbox = this.getModel().getElementAt(i); 
          checkbox.setSelected(false); 
        } 
        this.repaint(); 
      } 
      
      public List<String> getSelections() {
          List<String> result = new ArrayList<String>();
            int size = this.getModel().getSize(); 
            for (int i = 0; i < size; i++) { 
              JCheckboxWithObject checkbox = this.getModel().getElementAt(i); 
              if (checkbox.isSelected()) {
                  result.add(checkbox.getObject().toString());
              }
            } 
            return result;
      }
}