ObservableMapColumnLabelProvider.java

/*-
 * Copyright © 2013 Diamond Light Source Ltd.
 *
 * This file is part of GDA.
 *
 * GDA is free software: you can redistribute it and/or modify it under the
 * terms of the GNU General Public License version 3 as published by the Free
 * Software Foundation.
 *
 * GDA 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 GDA. If not, see <http://www.gnu.org/licenses/>.
 */

package uk.ac.gda.common.rcp.jface.viewers;



import org.eclipse.core.databinding.observable.map.IObservableMap;
import org.eclipse.jface.databinding.viewers.ObservableMapCellLabelProvider;
import org.eclipse.jface.viewers.ViewerCell;
import org.eclipse.swt.graphics.Color;
import org.eclipse.swt.graphics.Font;
import org.eclipse.swt.graphics.Image;

/**
 * A ObservableMapCellLabelProvider extended to have methods similar to a ColumnLabelProvider
 * 
 */
public class ObservableMapColumnLabelProvider extends ObservableMapCellLabelProvider {

	
	public ObservableMapColumnLabelProvider(IObservableMap attributeMap) {
		super(attributeMap);
	}


	/* (non-Javadoc)
	 * @see org.eclipse.jface.viewers.CellLabelProvider#update(org.eclipse.jface.viewers.ViewerCell)
	 */
	@Override
	public void update(ViewerCell cell) {
		Object element = cell.getElement();
		Object value = attributeMaps[0].get(element);
		cell.setText(getText(value));
		Image image = getImage(value);
		cell.setImage(image);
		cell.setBackground(getBackground(value));
		cell.setForeground(getForeground(value));
		cell.setFont(getFont(value));

	}


	/* (non-Javadoc)
	 * @see org.eclipse.jface.viewers.ILabelProvider#getText(java.lang.Object)
	 */
	public String getText(Object element) {
		return element == null ? "" : element.toString();		
	}		
	
	@SuppressWarnings("unused")
	public Image getImage(Object element) {
		return null;
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jface.viewers.IFontProvider#getFont(java.lang.Object)
	 */
	@SuppressWarnings("unused")
	public Font getFont(Object element) {
		return null;
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jface.viewers.IColorProvider#getBackground(java.lang.Object)
	 */
	@SuppressWarnings("unused")
	public Color getBackground(Object element) {
		return null;
	}

	/* (non-Javadoc)
	 * @see org.eclipse.jface.viewers.IColorProvider#getForeground(java.lang.Object)
	 */
	@SuppressWarnings("unused")
	public Color getForeground(Object element) {
		return null;
	}

}