org.eclipse.m2e.editor.xml/src/main/java/org/eclipse/m2e/editor/xml/MvnImages.java

/*******************************************************************************
 * Copyright (c) 2008-2010 Sonatype, Inc.
 * 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:
 *      Sonatype, Inc. - initial API and implementation
 *******************************************************************************/

package org.eclipse.m2e.editor.xml;

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import org.eclipse.jface.resource.ImageDescriptor;
import org.eclipse.jface.resource.ImageRegistry;
import org.eclipse.swt.graphics.Image;
import org.eclipse.ui.plugin.AbstractUIPlugin;

/**
 * @author Eugene Kuleshov
 */
public class MvnImages {
  private static final Logger log = LoggerFactory.getLogger(MvnImages.class);

  // object images
  
  public static final Image IMG_JAR = createImage("jar_obj.gif");  //$NON-NLS-1$

  public static final Image IMG_JARS = createImage("jars_obj.gif");  //$NON-NLS-1$

  public static final Image IMG_REPOSITORY = createImage("repository_obj.gif");  //$NON-NLS-1$
  
  public static final Image IMG_PLUGIN = createImage("plugin_obj.gif");  //$NON-NLS-1$

  public static final Image IMG_PLUGINS = createImage("plugins_obj.gif");  //$NON-NLS-1$

  public static final Image IMG_EXECUTION = createImage("execution_obj.gif"); //$NON-NLS-1$
  
  public static final Image IMG_GOAL = createImage("goal_obj.gif");  //$NON-NLS-1$

  public static final Image IMG_FILTER = createImage("filter_obj.gif");  //$NON-NLS-1$

  public static final Image IMG_RESOURCE = createImage("resource_obj.gif"); //$NON-NLS-1$
  
  public static final Image IMG_RESOURCES = createImage("resources_obj.gif");  //$NON-NLS-1$

  public static final Image IMG_INCLUDE = createImage("include_obj.gif");  //$NON-NLS-1$
  
  public static final Image IMG_EXCLUDE = createImage("exclude_obj.gif");  //$NON-NLS-1$
  
  public static final Image IMG_PERSON = createImage("person_obj.gif"); //$NON-NLS-1$
  
  public static final Image IMG_ROLE = createImage("role_obj.gif"); //$NON-NLS-1$
  
  public static final Image IMG_PROPERTY = createImage("property_obj.gif"); //$NON-NLS-1$

  public static final Image IMG_PROPERTIES = createImage("properties_obj.gif"); //$NON-NLS-1$

  public static final Image IMG_REPORT = createImage("report_obj.gif"); //$NON-NLS-1$

  public static final Image IMG_PROFILE = createImage("profile_obj.gif"); //$NON-NLS-1$

  public static final Image IMG_PROFILES = createImage("profiles_obj.gif"); //$NON-NLS-1$

  public static final Image IMG_PARAMETER = createImage("parameter_obj.gif"); //$NON-NLS-1$

  public static final Image IMG_BUILD = createImage("build_obj.gif"); //$NON-NLS-1$
  
  public static final Image IMG_ELEMENT = createImage("element_obj.gif"); //$NON-NLS-1$
  
  public static final Image IMG_USER_TEMPLATE = createImage("template_obj.gif"); //$NON-NLS-1$

  public static final Image IMG_OPEN_POM = createImage("open_pom.gif"); //$NON-NLS-1$
  
  public static final Image IMG_CLOSE = createImage("close.gif"); //$NON-NLS-1$
  
  private static ImageDescriptor create(String key) {
    try {
      ImageDescriptor imageDescriptor = createDescriptor(key);
      ImageRegistry imageRegistry = getImageRegistry();
      if(imageRegistry!=null) {
        imageRegistry.put(key, imageDescriptor);
      }
      return imageDescriptor;
    } catch (Exception ex) {
      log.error(key, ex);
      return null;
    }
  }

  private static Image createImage(String key) {
    create(key);
    ImageRegistry imageRegistry = getImageRegistry();
    return imageRegistry==null ? null : imageRegistry.get(key);
  }

  private static ImageRegistry getImageRegistry() {
    MvnIndexPlugin plugin = MvnIndexPlugin.getDefault();
    return plugin==null ? null : plugin.getImageRegistry();
  }

  private static ImageDescriptor createDescriptor(String image) {
    return AbstractUIPlugin.imageDescriptorFromPlugin(MvnIndexPlugin.PLUGIN_ID, "icons/" + image); //$NON-NLS-1$
  }
  
}