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/**
* Copyright (c) 2011 Mia-Software.
*
* 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:
* Nicolas Guyomar (Mia-Software) - Bug 349546 - EMF Facet facetSet editor
* Vincent Lorenzo (CEA-LIST) - Bug 357621 - Improve the label displayed for Customization and Facets
*/
package org.eclipse.papyrus.emf.facet.efacet.ui.internal.utils;
import java.net.URL;
import org.eclipse.papyrus.emf.facet.efacet.ui.internal.Activator;
import org.eclipse.papyrus.emf.facet.util.core.Logger;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.osgi.util.NLS;
import org.eclipse.swt.graphics.Image;
public class ImageProvider {
private static ImageProvider instance;
public static ImageProvider getInstance() {
if (ImageProvider.instance == null) {
ImageProvider.instance = new ImageProvider();
}
return ImageProvider.instance;
}
private static final String QUERY_SET_ICON_PATH = "/icons/querySet.gif"; //$NON-NLS-1$
private static final String FACET_ICON_PATH = "/icons/facet.gif"; //$NON-NLS-1$
private static final String FLAT_VIEW_ICON_PATH = "/icons/flatView.gif"; //$NON-NLS-1$
private static final String TREE_VIEW_ICON_PATH = "/icons/treeView.gif"; //$NON-NLS-1$
private Image facetIcon;
private Image queryIcon;
private Image flatViewIcon;
private Image treeViewIcon;
/**
* Create an image descriptor from a resource
*
* @param resourcePath
* the path of the resource (in the bundle)
* @return the image descriptor
*/
private static ImageDescriptor createImageDescriptor(final String resourcePath) {
final URL url = Activator.getDefault().getBundle().getResource(resourcePath);
if (url == null) {
Logger.logError(NLS.bind("Resource not found: {0}", //$NON-NLS-1$
resourcePath), Activator.getDefault());
return ImageDescriptor.getMissingImageDescriptor();
}
return ImageDescriptor.createFromURL(url);
}
/** Return the icon representing a query */
public Image getFacetIcon() {
if (this.facetIcon == null) {
this.facetIcon = createImageDescriptor(ImageProvider.FACET_ICON_PATH).createImage();
}
return this.facetIcon;
}
/** Return the descriptor representing a query */
public static ImageDescriptor getFacetIconDescriptor() {
return createImageDescriptor(ImageProvider.FACET_ICON_PATH);
}
/** Return the icon representing a querySet */
public Image getQuerySetIcon() {
if (this.queryIcon == null) {
this.queryIcon = createImageDescriptor(ImageProvider.QUERY_SET_ICON_PATH).createImage();
}
return this.queryIcon;
}
public Image getFlatViewIcon(){
if (this.flatViewIcon == null) {
this.flatViewIcon = createImageDescriptor(ImageProvider.FLAT_VIEW_ICON_PATH).createImage();
}
return this.flatViewIcon;
}
public Image getTreeViewIcon(){
if (this.treeViewIcon == null) {
this.treeViewIcon = createImageDescriptor(ImageProvider.TREE_VIEW_ICON_PATH).createImage();
}
return this.treeViewIcon;
}
}
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