org.jboss.tools.cdi.xml.CDIXMLImages.java Source code

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Here is the source code for org.jboss.tools.cdi.xml.CDIXMLImages.java

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/******************************************************************************* 
 * Copyright (c) 2011 Red Hat, Inc. 
 * Distributed under license by Red Hat, Inc. All rights reserved. 
 * This program is 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: 
 * Red Hat, Inc. - initial API and implementation 
 ******************************************************************************/
package org.jboss.tools.cdi.xml;

import java.net.MalformedURLException;
import java.net.URL;

import org.eclipse.jface.action.IAction;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.swt.graphics.Image;

public class CDIXMLImages {

    private static CDIXMLImages INSTANCE;

    static {
        try {
            INSTANCE = new CDIXMLImages(new URL(CDIXMLPlugin.getDefault().getBundle().getEntry("/"), "images/")); //$NON-NLS-1$ //$NON-NLS-2$
        } catch (MalformedURLException e) {
            CDIXMLPlugin.getDefault().logError(e);
        }
    }

    public static final ImageDescriptor BEAN_CLASS_IMAGE = getImageDescriptor("bean_class.png"); //$NON-NLS-1$
    public static final ImageDescriptor ANNOTATION_IMAGE = getImageDescriptor("annotation.png"); //$NON-NLS-1$

    public static Image getImage(String key) {
        return INSTANCE.createImageDescriptor(key).createImage();
    }

    public static ImageDescriptor getImageDescriptor(String key) {
        return INSTANCE.createImageDescriptor(key);
    }

    public static void setImageDescriptors(IAction action, String iconName) {
        action.setImageDescriptor(INSTANCE.createImageDescriptor(iconName));
    }

    public static CDIXMLImages getInstance() {
        return INSTANCE;
    }

    private URL baseUrl;

    protected CDIXMLImages(URL registryUrl) {
        baseUrl = registryUrl;
    }

    public Image getImageByFileName(String key) {
        return createImageDescriptor(key).createImage();
    }

    public ImageDescriptor createImageDescriptor(String key) {
        try {
            return ImageDescriptor.createFromURL(makeIconFileURL(key));
        } catch (MalformedURLException e) {
            return ImageDescriptor.getMissingImageDescriptor();
        }
    }

    private URL makeIconFileURL(String name) throws MalformedURLException {
        return new URL(baseUrl, name);
    }

}