bundles/org.simantics.modeling/src/org/simantics/modeling/actions/Help.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 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  *     Semantum Oy - initial API and implementation
  11  *******************************************************************************/
  12 package org.simantics.modeling.actions;
  13
  14 import org.eclipse.ui.PlatformUI;
  15 import org.simantics.Simantics;
  16 import org.simantics.databoard.Bindings;
  17 import org.simantics.db.Resource;
  18 import org.simantics.db.common.primitiverequest.PossibleRelatedValue2;
  19 import org.simantics.db.common.utils.Logger;
  20 import org.simantics.db.exception.DatabaseException;
  21 import org.simantics.db.layer0.adapter.ActionFactory;
  22 import org.simantics.modeling.ModelingResources;
  23
  24 public class Help implements ActionFactory {
  25
  26         @Override
  27         public Runnable create(Object target) {
  28
  29                 if(!(target instanceof Resource))
  30                         return null;
  31
  32                 final Resource resource = (Resource)target;
  33
  34                 return new Runnable() {
  35                         @Override
  36                         public void run() {
  37
  38                                 try {
  39                                         ModelingResources MOD = ModelingResources.getInstance(Simantics.getSession());
  40                                         String id = Simantics.sync(new PossibleRelatedValue2<String>(resource, MOD.contextualHelpId, Bindings.STRING));
  41                                         if(id == null) {
  42                                                 PlatformUI.getWorkbench().getHelpSystem().displayDynamicHelp();
  43                                                 return;
  44                                         }
  45                                         PlatformUI.getWorkbench().getHelpSystem().displayHelp(id);
  46                                 } catch (DatabaseException e) {
  47                                         Logger.defaultLogError(e);
  48                                 }
  49
  50                         }
  51                 };
  52         }
  53 }