bundles/org.simantics.browsing.ui.common/src/org/simantics/browsing/ui/common/processors/ViewpointFactoryResolver.java

   1 /*******************************************************************************
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management
   3  * in Industry THTH ry.
   4  * All rights reserved. This program and the accompanying materials
   5  * are made available under the terms of the Eclipse Public License v1.0
   6  * which accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *     VTT Technical Research Centre of Finland - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.browsing.ui.common.processors;
  13
  14 import org.simantics.browsing.ui.BuiltinKeys;
  15 import org.simantics.browsing.ui.NodeContext;
  16 import org.simantics.browsing.ui.common.EvaluatorData;
  17 import org.simantics.browsing.ui.common.EvaluatorData.Evaluator;
  18 import org.simantics.browsing.ui.common.EvaluatorData.EvaluatorTree;
  19 import org.simantics.browsing.ui.content.ViewpointFactory;
  20
  21 /**
  22  * A query processor for resolving available {@link ViewpointFactory} instances
  23  * for a {@link NodeContext}.
  24  *
  25  * <p>
  26  * This implementation works completely based on the generic
  27  * {@link AbstractFactoryResolverQueryProcessor} and an {@link EvaluatorData}
  28  * which is used to guide the resolution. See
  29  * {@link AbstractFactoryResolverQueryProcessor} for an explanation of the
  30  * generic logic.
  31  * </p>
  32  *
  33  * @author Tuukka Lehtonen
  34  */
  35 public class ViewpointFactoryResolver extends AbstractFactoryResolverQueryProcessor<ViewpointFactory> {
  36
  37     public ViewpointFactoryResolver(EvaluatorData data) {
  38         super(data, BuiltinKeys.VIEWPOINT_FACTORIES);
  39     }
  40
  41     @Override
  42     protected EvaluatorTree<ViewpointFactory> getEvaluatorTree(Evaluator evaluator) {
  43         return evaluator.getViewpointTree();
  44     }
  45
  46 }