org.eclipse.emf.ecp.common.EMFColumnLabelProvider.java Source code

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Here is the source code for org.eclipse.emf.ecp.common.EMFColumnLabelProvider.java

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/*******************************************************************************
 * Copyright (c) 2008-2011 Chair for Applied Software Engineering,
 * Technische Universitaet Muenchen.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 ******************************************************************************/
package org.eclipse.emf.ecp.common;

import org.eclipse.emf.edit.provider.ComposedAdapterFactory;
import org.eclipse.emf.edit.ui.provider.AdapterFactoryLabelProvider;
import org.eclipse.jface.viewers.ColumnLabelProvider;
import org.eclipse.jface.viewers.DecoratingLabelProvider;
import org.eclipse.jface.viewers.IColorProvider;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.IDecoratorManager;
import org.eclipse.ui.PlatformUI;

/**
 * . LabelProvider for annotated model element column
 * 
 * @author Helming
 */
public class EMFColumnLabelProvider extends ColumnLabelProvider implements IColorProvider {

    private DecoratingLabelProvider decoratingLabelProvider;
    private ComposedAdapterFactory adapterFactory;

    /**
     * . Constructor
     */
    public EMFColumnLabelProvider() {
        super();
        IDecoratorManager decoratorManager = PlatformUI.getWorkbench().getDecoratorManager();
        adapterFactory = new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE);
        decoratingLabelProvider = new DecoratingLabelProvider(new AdapterFactoryLabelProvider(adapterFactory),
                decoratorManager.getLabelDecorator());
    }

    /**
     * . {@inheritDoc}
     */
    @Override
    public Image getImage(Object element) {

        Image image = decoratingLabelProvider.getImage(element);
        decoratingLabelProvider.getLabelDecorator().decorateImage(image, element);
        return image;
    }

    /**
     * {@inheritDoc}
     * 
     * @see org.eclipse.jface.viewers.BaseLabelProvider#dispose()
     */
    @Override
    public void dispose() {
        super.dispose();
        if (adapterFactory != null) {
            adapterFactory.dispose();
        }
    }

    /**
     * . {@inheritDoc}
     */
    @Override
    public String getText(Object element) {
        return decoratingLabelProvider.getText(element);
    }

}