bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/actions/ModeledDoubleClickActions.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.modeling.ui.actions;
  13
  14 import java.util.ArrayList;
  15 import java.util.Arrays;
  16 import java.util.Collection;
  17 import java.util.Collections;
  18 import java.util.HashMap;
  19 import java.util.List;
  20 import java.util.Map;
  21 import java.util.Set;
  22
  23 import org.eclipse.core.runtime.CoreException;
  24 import org.eclipse.core.runtime.IConfigurationElement;
  25 import org.eclipse.core.runtime.IExecutableExtension;
  26 import org.eclipse.jface.action.Action;
  27 import org.simantics.browsing.ui.NodeContext;
  28 import org.simantics.browsing.ui.common.NodeContextBuilder;
  29 import org.simantics.browsing.ui.model.InvalidContribution;
  30 import org.simantics.browsing.ui.model.actions.ActionBrowseContext;
  31 import org.simantics.browsing.ui.model.actions.IActionCategory;
  32 import org.simantics.db.ReadGraph;
  33 import org.simantics.db.Resource;
  34 import org.simantics.db.common.request.ResourceRead;
  35 import org.simantics.db.exception.DatabaseException;
  36 import org.simantics.project.ontology.ProjectResource;
  37 import org.simantics.ui.DoubleClickEvent;
  38 import org.simantics.ui.IDoubleClickAction;
  39 import org.simantics.ui.utils.ResourceAdaptionUtils;
  40 import org.simantics.utils.ui.action.PriorityAction;
  41
  42 public class ModeledDoubleClickActions implements IDoubleClickAction, IExecutableExtension {
  43
  44     private Set<String> browseContexts = defaultBrowseContexts;
  45
  46     final static public Set<String> defaultBrowseContexts = Collections.singleton(ProjectResource.URIs.ProjectDoubleClickActionContext);
  47
  48     public void setInitializationData(IConfigurationElement config, String propertyName, Object data) throws CoreException {
  49         if(data instanceof String) {
  50                 String str = (String)data;
  51                 String[] parms = str.split(";");
  52                 for(String parm : parms) {
  53                         String[] keyValue = parm.split("=");
  54                         if(keyValue.length == 2) {
  55                                 String key = keyValue[0].trim();
  56                                 if("context".equals(key)) {
  57                                         browseContexts = Collections.singleton(keyValue[1]);
  58                                 }
  59                         }
  60                 }
  61         }
  62     }
  63
  64     public Collection<String> getBrowseContexts() {
  65         return browseContexts;
  66     }
  67
  68     public Collection<Resource> getBrowseContextResources(ReadGraph graph) throws DatabaseException {
  69         Collection<String> names = getBrowseContexts();
  70         ArrayList<Resource> result = new ArrayList<Resource>(names.size());
  71         for(String name : names)
  72             result.add(graph.getResource(name));
  73         return result;
  74     }
  75
  76     @Override
  77     public void doubleClickEvent(DoubleClickEvent e) throws DatabaseException {
  78
  79         ReadGraph g = e.getGraph();
  80         final Resource resource = ResourceAdaptionUtils.toSingleResource(e.getResource());
  81         if (resource == null)
  82             return;
  83
  84         Collection<PriorityAction> actions = g.syncRequest(new ResourceRead<Collection<PriorityAction>>(resource) {
  85
  86                         @Override
  87                         public Collection<PriorityAction> perform(ReadGraph graph) throws DatabaseException {
  88
  89                         List<NodeContext> contexts = Collections.singletonList(NodeContextBuilder.buildWithInput(resource));
  90
  91                         try {
  92
  93                                 NodeContext nodeContext = contexts.get(0);
  94
  95                             ActionBrowseContext defaultContext = ActionBrowseContext.create(graph,
  96                                     getBrowseContextResources(graph));
  97
  98                             ActionBrowseContext browseContext = defaultContext;//ActionBrowseContext.get(graph, nodeContext, defaultContext);
  99
 100                             Map<IActionCategory, List<Action>> result = browseContext.getActions(graph, nodeContext, contexts);
 101                             Map<IActionCategory, List<Action>> current = result;
 102
 103                             for(int i=0;i<contexts.size();i++) {
 104
 105                                 defaultContext = ActionBrowseContext.create(graph,
 106                                         getBrowseContextResources(graph));
 107
 108                                 browseContext = ActionBrowseContext.get(graph, nodeContext, defaultContext);
 109
 110                                 Map<IActionCategory, List<Action>> m = browseContext.getActions(graph, contexts.get(i), contexts);
 111
 112                                 result = new HashMap<IActionCategory, List<Action>>();
 113
 114                                 for(Map.Entry<IActionCategory, List<Action>> entry : m.entrySet()) {
 115                                         List<Action> exist = current.get(entry.getKey());
 116                                         if (exist == null)
 117                                                 continue;
 118
 119                                         ArrayList<Action> l = new ArrayList<Action>();
 120                                         for(Action e : exist) {
 121                                                 String id = e.getId();
 122                                                 boolean found = false;
 123                                                 for(Action a : entry.getValue()) {
 124                                                         if(id.equals(a.getId())) {
 125                                                                 found = true;
 126                                                                 break;
 127                                                         }
 128                                                 }
 129                                                 if(found) l.add(e);
 130                                         }
 131                                         if(!l.isEmpty()) result.put(entry.getKey(), l);
 132                                 }
 133
 134                                 current = result;
 135
 136                             }
 137
 138                             return toContributionItems(result);
 139
 140                         } catch (InvalidContribution e) {
 141                             e.printStackTrace();
 142                         }
 143
 144                         return Collections.emptyList();
 145
 146                         }
 147
 148         });
 149
 150         for(PriorityAction act : actions)
 151                 e.add(act);
 152
 153     }
 154
 155     private static Collection<PriorityAction> toContributionItems(
 156             Map<IActionCategory, List<Action>> map) {
 157
 158         if(map.isEmpty())
 159             return Collections.emptyList();
 160
 161         IActionCategory[] categories = map.keySet().toArray(new IActionCategory[map.size()]);
 162         Arrays.sort(categories, IActionCategory.ACTION_CATEGORY_COMPARATOR);
 163
 164         ArrayList<PriorityAction> items = new ArrayList<PriorityAction>();
 165         for(IActionCategory category : categories) {
 166             List<Action> actions = map.get(category);
 167             for(Action act : actions)
 168                 items.add(new PriorityAction(PriorityAction.HIGH+10) {
 169                     @Override
 170                     public void run() {
 171                         act.run();
 172                     }
 173                 });
 174         }
 175         return items;
 176     }
 177
 178 }