OneUIStyleKitFactory.java

/*
 * � Copyright IBM Corp. 2010, 2012
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); 
 * you may not use this file except in compliance with the License. 
 * You may obtain a copy of the License at:
 * 
 * http://www.apache.org/licenses/LICENSE-2.0 
 * 
 * Unless required by applicable law or agreed to in writing, software 
 * distributed under the License is distributed on an "AS IS" BASIS, 
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or 
 * implied. See the License for the specific language governing 
 * permissions and limitations under the License.
 */

package com.ibm.xsp.extlib.oneui.themes;

import java.io.InputStream;

import com.ibm.xsp.stylekit.StyleKitFactory;


/**
 * OneUI V2 Theme Factory.
 * @author Philippe Riand
 * @author Tony McGuckin
 */
public class OneUIStyleKitFactory implements StyleKitFactory {

	public OneUIStyleKitFactory() {
	}
	
	//@Override
	public InputStream getThemeAsStream(String themeId, int scope) {
		// No global themes are contributed
		return null;
	}

	//@Override
	public InputStream getThemeFragmentAsStream(String themeId, int scope) {
		// Contribute the mobile themes at a global level
		if(scope==StyleKitFactory.STYLEKIT_GLOBAL) {
            String folderPath = "com/ibm/xsp/extlib/oneui/themes/"; //$NON-NLS-1$
			if(themeId.equals("oneuiv3.0")){ //$NON-NLS-1$
                return getThemeFromBundle(folderPath+"oneuiv3_extlib.theme"); //$NON-NLS-1$
			} else if(themeId.startsWith("oneuiv3.0.2")){ //$NON-NLS-1$
                return getThemeFromBundle(folderPath+"oneuiv3.0.2_extlib.theme"); //$NON-NLS-1$
			} else if(themeId.startsWith("oneui_idx_v1.3")) { //$NON-NLS-1$
                return getThemeFromBundle(folderPath+"oneui_idx_v1.3_extlib.theme"); //$NON-NLS-1$
			} else if(themeId.startsWith("oneui")) { //$NON-NLS-1$
                return getThemeFromBundle(folderPath+"oneui_extlib.theme"); //$NON-NLS-1$
			}
		}
		return null;
	}

	private InputStream getThemeFromBundle(final String fileName) {
		// The class loader doesn't require the security manager to be enabled...
		// But this requires the bundle to be packaged as a single jar plug-in
		ClassLoader cl = getClass().getClassLoader();
		return cl.getResourceAsStream(fileName);
		
//		// We have to read the theme within a privileged block as the security manager
//		// will not let us access the bundle.
//        return AccessController.doPrivileged(new PrivilegedAction<InputStream>() {
//            public InputStream run() {
//              try {
//                  URL url = ExtLibCompUtil.getResourceURL(ExtlibActivator.instance.getBundle(), fileName);
//                  if(url!=null) {
//                      return url.openStream();
//                  }
//              } catch(Throwable ex) {
//                  Platform.getInstance().log(ex);
//              }                
//              return null;
//            }
//        });
    }
}