ColumnsLabelProvider.java

/*
 *  Licensed to the Apache Software Foundation (ASF) under one
 *  or more contributor license agreements.  See the NOTICE file
 *  distributed with this work for additional information
 *  regarding copyright ownership.  The ASF licenses this file
 *  to you under the Apache License, Version 2.0 (the
 *  "License"); you may not use this file except in compliance
 *  with the License.  You may obtain a copy of the License at
 *  
 *    http://www.apache.org/licenses/LICENSE-2.0
 *  
 *  Unless required by applicable law or agreed to in writing,
 *  software distributed under the License is distributed on an
 *  "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 *  KIND, either express or implied.  See the License for the
 *  specific language governing permissions and limitations
 *  under the License. 
 *  
 */
package org.apache.directory.studio.templateeditor.view;


import org.eclipse.jface.viewers.ITableLabelProvider;
import org.eclipse.jface.viewers.LabelProvider;
import org.eclipse.swt.graphics.Image;


/**
 * This class implements a label provider for viewers with columns.
 *
 * @author <a href="mailto:dev@directory.apache.org">Apache Directory Project</a>
 */
public class ColumnsLabelProvider extends LabelProvider implements ITableLabelProvider
{
    /**
     * The <code>LabelProvider</code> implementation of this
     * <code>ITableLabelProvider</code> method returns <code>null</code>.
     * Subclasses may override.
     */
    public Image getColumnImage( Object element, int columnIndex )
    {
        return null;
    }


    /**
     * The <code>LabelProvider</code> implementation of this
     * <code>ITableLabelProvider</code> method returns the element's
     * <code>toString</code> string. Subclasses may override.
     */
    public String getColumnText( Object element, int columnIndex )
    {
        return element == null ? "" : element.toString(); //$NON-NLS-1$
    }
}