ImageManager.java

/*
* ImageManager.java
*
* This file is part of the STS-Tool project.
* Copyright (c) 2011-2012 "University of Trento - DISI" All rights reserved.
*
* Is strictly forbidden to remove this copyright notice from this source code.
*
* Disclaimer of Warranty:
* STS-Tool (this software) is provided "as-is" and without warranty of any kind, 
* express, implied or otherwise, including without limitation, any warranty of 
* merchantability or fitness for a particular purpose.
* In no event shall the copyright holder or contributors be liable for any direct,
* indirect, incidental, special, exemplary, or consequential damages
* including, but not limited to, procurement of substitute goods or services;
* loss of use, data, or profits; or business interruption) however caused and on
* any theory of liability, whether in contract, strict liability, or tort (including
* negligence or otherwise) arising in any way out of the use of this software, even 
* if advised of the possibility of such damage.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License version 3
* as published by the Free Software Foundation with the addition of the
* following permission added to Section 15 as permitted in Section 7(a):
* FOR ANY PART OF THE COVERED WORK IN WHICH THE COPYRIGHT IS OWNED BY 
* "University of Trento - DISI","University of Trento - DISI" DISCLAIMS THE
* WARRANTY OF NON INFRINGEMENT OF THIRD PARTY RIGHTS.
*
* See the GNU Affero General Public License for more details.
* You should have received a copy of the GNU Affero General Public License
* along with this program; if not, see http://www.gnu.org/licenses or write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA, 02110-1301 USA, or download the license from the following URL:
* http://www.sts-tool.eu/License.php
*
* For more information, please contact STS-Tool group at this
* address: ststool@disi.unitn.it
*
*/
package eu.aniketos.wp1.ststool.analysis;

import java.lang.reflect.Field;
import java.lang.reflect.Modifier;
import java.util.HashSet;
import java.util.Set;
import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.swt.graphics.Image;


public class ImageManager {

	public final static String			OK_ICON				= "/resources/icons/view/ok_icon.gif";			//$NON-NLS-1$
	public final static String			WARNING_ICON		= "/resources/icons/view/warning_icon.gif";		//$NON-NLS-1$
	public final static String			ERROR_ICON			= "/resources/icons/view/error_icon.gif";		//$NON-NLS-1$
	public final static String			UNKNOWN_ICON		= "/resources/icons/view/unknown_icon.gif";		//$NON-NLS-1$
	public final static String			UNKNOWN_B_N_ICON	= "/resources/icons/view/unknown_b-w_icon.gif"; //$NON-NLS-1$

	private final static Set<String>	keys					= new HashSet<String>();

	static {
		Activator.getDefault().getImageRegistry();
	}

	static void initializeImageRegistry(ImageRegistry reg){
		keys.clear();
		for (Field f : ImageManager.class.getDeclaredFields()) {
			if (Modifier.isPublic(f.getModifiers()) && Modifier.isFinal(f.getModifiers()) && Modifier.isStatic(f.getModifiers()) && f.getType().equals(String.class)) {
				String name = null;
				String value = null;
				try {
					name = (String) f.getName();
					value = (String) f.get(null);
				} catch (Exception e) {
					e.printStackTrace();
				}
				if (name != null && value != null) {
					ImageDescriptor id = Activator.imageDescriptorFromPlugin(Activator.PLUGIN_ID, value);
					if (id != null) {
						reg.put(value, id.createImage());
						keys.add(value);
					}
				}
			}
		}
	}

	public static Image getImage(String key){
		if (keys.contains(key)) { return Activator.getDefault().getImageRegistry().get(key); }
		return null;
	}

}