package org.argeo.connect.ui.util;
   
   import javax.jcr.Node;
   import javax.jcr.PropertyType;
   import javax.jcr.RepositoryException;
   
   import org.argeo.people.PeopleException;
   import org.eclipse.jface.viewers.CellEditor;
   import org.eclipse.jface.viewers.CheckboxCellEditor;
  import org.eclipse.jface.viewers.EditingSupport;
  import org.eclipse.jface.viewers.TableViewer;
  
  /** Enable flag like editing support for various BOOLEAN properties */
  public abstract class BooleanEditingSupport extends EditingSupport {
  	private static final long serialVersionUID = 1L;
  	private final TableViewer viewer;
  	private final String propertyName;
  
  	public BooleanEditingSupport(TableViewer viewer, String propertyName) {
  		super(viewer);
  		this.viewer = viewer;
  		this.propertyName = propertyName;
  	}
  
  	@Override
  	protected CellEditor getCellEditor(Object element) {
  		return new CheckboxCellEditor(viewer.getTable());
  	}
  
  	/** Define this depending on the context */
  	protected abstract boolean canEdit(Object element);
  
  	@Override
  	protected Object getValue(Object element) {
  		// check if current row display a primary title
  		try {
  			Node currNode = (Node) element;
  			if (currNode.hasProperty(propertyName)
  					&& currNode.getProperty(propertyName).getValue().getType() == PropertyType.BOOLEAN)
  				return currNode.getProperty(propertyName).getBoolean();
  		} catch (RepositoryException e) {
  			throw new PeopleException("Unable to get " + propertyName + " value for node " + element, e);
  		}
  		return false;
  	}
  }