/*****************************************************************************
 * Copyright (c) 2010 CEA LIST.
 * 
 * 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:
 *  Camille Letavernier (CEA LIST) camille.letavernier@cea.fr - Initial API and implementation
 *****************************************************************************/
package org.eclipse.papyrus.customization.properties.providers;

import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.facet.infra.browser.uicore.CustomizableModelLabelProvider;
import org.eclipse.emf.facet.infra.browser.uicore.CustomizationManager;
import org.eclipse.emf.facet.infra.browser.uicore.internal.AppearanceConfiguration;
import org.eclipse.emf.facet.infra.browser.uicore.internal.model.ITreeElement;
import org.eclipse.emf.facet.infra.browser.uicore.internal.model.ModelElementItem;
import org.eclipse.papyrus.customization.properties.Activator;
import org.eclipse.swt.graphics.Image;

/**
 * The customization editor's label provider. Based on the EMF Facet
 * customizable label provider,
 * 
 * @author Camille Letavernier
 */
public class ContextLabelProvider extends CustomizableModelLabelProvider {

	private CustomizationManager customizationManager;

	/**
	 * Constructor.
	 */
	public ContextLabelProvider() {
		super(Activator.getDefault().getCustomizationManager());
	}

	@Override
	public String getText(Object element) {
		if(!(element instanceof ITreeElement) && element instanceof EObject) {
			try {
				Method method = CustomizationManager.class.getDeclaredMethod("getAppearanceConfiguration");//$NON-NLS-1$
				method.setAccessible(true);
				AppearanceConfiguration result = (AppearanceConfiguration)method.invoke(Activator.getDefault().getCustomizationManager());
				ITreeElement treeElement = new ModelElementItem((EObject)element, null, result);
				String text = super.getText(treeElement);
				return text;
			} catch (SecurityException ex) {
				Activator.log.error(ex);
			} catch (NoSuchMethodException ex) {
				Activator.log.error(ex);
			} catch (IllegalArgumentException ex) {
				Activator.log.error(ex);
			} catch (IllegalAccessException ex) {
				Activator.log.error(ex);
			} catch (InvocationTargetException ex) {
				Activator.log.error(ex);
			}
		}
		if(element != null) {
			return super.getText(element);
		} else {
			return "";
		}
	}

	@Override
	public Image getImage(Object element) {
		if(!(element instanceof ITreeElement) && element instanceof EObject) {
			try {
				Method method = CustomizationManager.class.getDeclaredMethod("getAppearanceConfiguration");//$NON-NLS-1$
				method.setAccessible(true);
				AppearanceConfiguration result = (AppearanceConfiguration)method.invoke(Activator.getDefault().getCustomizationManager());
				ITreeElement treeElement = new ModelElementItem((EObject)element, null, result);
				Image image = super.getImage(treeElement);
				return image;
			} catch (SecurityException ex) {
				Activator.log.error(ex);
			} catch (NoSuchMethodException ex) {
				Activator.log.error(ex);
			} catch (IllegalArgumentException ex) {
				Activator.log.error(ex);
			} catch (IllegalAccessException ex) {
				Activator.log.error(ex);
			} catch (InvocationTargetException ex) {
				Activator.log.error(ex);
			}
		}
		return super.getImage(element);
	}

}