/* ******************************************************************************
* Copyright (c) 2006-2012 XMind Ltd. and others.
*
* This file is a part of XMind 3. XMind releases 3 and
* above are dual-licensed under the Eclipse Public License (EPL),
* which is available at http://www.eclipse.org/legal/epl-v10.html
* and the GNU Lesser General Public License (LGPL),
* which is available at http://www.gnu.org/licenses/lgpl.html
* See http://www.xmind.net/license.html for details.
*
* Contributors:
* XMind Ltd. - initial API and implementation
*******************************************************************************/
package org.xmind.ui.internal.editpolicies;
import org.xmind.gef.policy.TraversablePolicy;
public abstract class MindMapTraversablePolicyBase extends TraversablePolicy {
// private static final String CACHE_TRAVERSE_INCOMING = "org.xmind.ui.cache.traverse.incoming"; //$NON-NLS-1$
//
// private static final String CACHE_TRAVERSE_OUTGOING = "org.xmind.ui.cache.traverse.outgoing"; //$NON-NLS-1$
//
// protected void setTraverseResult(Request request, List<IPart> result) {
// IPart source = getTraverseSource(request);
// if (source != null && !result.isEmpty()) {
// resortResults(source, result);
// }
// super.setTraverseResult(request, result);
// }
//
// protected void resortResults(IPart source, List<IPart> result) {
// IPart cache = findCachedTraversable(source, result);
// if (cache != null) {
// while (result.get(0) != cache) {
// result.add(result.remove(0));
// }
// } else {
//
// }
// //TODO cache traverse result
// }
//
// private IPart findCachedTraversable(IPart source, List<IPart> result) {
// Object in = MindMapUtils.getCache(source, CACHE_TRAVERSE_INCOMING);
// MindMapUtils.flushCache(source, CACHE_TRAVERSE_INCOMING);
// if (in instanceof IPart) {
// IPart inPart = (IPart) in;
// if (inPart.getStatus().isActive()
// && inPart.hasRole(GEF.ROLE_TRAVERSABLE)
// && result.contains(inPart)) {
// Object out = MindMapUtils.getCache(inPart,
// CACHE_TRAVERSE_OUTGOING);
// if (out == source) {
// return inPart;
// }
// }
// }
// return null;
// }
}
