bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/features/EditorNamingService.java

   1 /*******************************************************************************\r
   2  * Copyright (c) 2007, 2010 Association for Decentralized Information Management\r
   3  * in Industry THTH ry.\r
   4  * All rights reserved. This program and the accompanying materials\r
   5  * are made available under the terms of the Eclipse Public License v1.0\r
   6  * which accompanies this distribution, and is available at\r
   7  * http://www.eclipse.org/legal/epl-v10.html\r
   8  *\r
   9  * Contributors:\r
  10  *     VTT Technical Research Centre of Finland - initial API and implementation\r
  11  *******************************************************************************/\r
  12 package org.simantics.modeling.ui.features;\r
  13 \r
  14 import org.eclipse.ui.IEditorInput;\r
  15 import org.simantics.db.ReadGraph;\r
  16 import org.simantics.db.Resource;\r
  17 import org.simantics.db.common.ResourceArray;\r
  18 import org.simantics.db.common.request.PossibleObjectWithType;\r
  19 import org.simantics.db.exception.DatabaseException;\r
  20 import org.simantics.diagram.stubs.DiagramResource;\r
  21 import org.simantics.layer0.Layer0;\r
  22 import org.simantics.modeling.ModelingResources;\r
  23 import org.simantics.project.IProject;\r
  24 import org.simantics.simulation.ontology.SimulationResource;\r
  25 import org.simantics.structural.stubs.StructuralResource2;\r
  26 import org.simantics.ui.workbench.IEditorNamingService;\r
  27 import org.simantics.ui.workbench.IResourceEditorInput;\r
  28 \r
  29 public class EditorNamingService implements IEditorNamingService {\r
  30 \r
  31     public String getName(ReadGraph g, String editorId, IEditorInput in) throws DatabaseException {\r
  32         return truncated(getNameImpl(g, editorId, in), 256);\r
  33     }\r
  34 \r
  35     protected String getNameImpl(ReadGraph g, String editorId, IEditorInput in) throws DatabaseException {\r
  36         if (!(in instanceof IResourceEditorInput))\r
  37             return "Unsupported input: " + in;\r
  38         IResourceEditorInput input = (IResourceEditorInput) in;\r
  39 \r
  40         ResourceArray a = input.getResourceArray();\r
  41         if (a.isEmpty())\r
  42             return "(empty input)";\r
  43 \r
  44         Layer0 l0 = Layer0.getInstance(g);\r
  45         StructuralResource2 sr = StructuralResource2.getInstance(g);\r
  46         DiagramResource dr = DiagramResource.getInstance(g);\r
  47         ModelingResources mr = ModelingResources.getInstance(g);\r
  48 \r
  49         //System.out.println("GETNAME: " + input);\r
  50         //for (Resource r : a.resources)\r
  51         //    System.out.println("    " + GraphUtils.getReadableName(g, r));\r
  52 \r
  53         if (a.resources.length > 1) {\r
  54             // This is a structural input, there is a component path.\r
  55             StringBuilder sb = new StringBuilder();\r
  56 \r
  57             @SuppressWarnings("unused")\r
  58             int level = 0;\r
  59 \r
  60             Resource component = a.resources[1];\r
  61             sb.append(g.adapt(component, String.class));\r
  62 \r
  63             sb.append(" (");\r
  64 \r
  65             Resource last = a.resources[a.resources.length - 1];\r
  66             String partOfModel = null;\r
  67             Resource topmostComposite = g.getPossibleObject(last, l0.PartOf);\r
  68             if (topmostComposite != null) {\r
  69                 //System.out.println("  PART OF: " + GraphUtils.getReadableName(g, topmostComposite));\r
  70                 partOfModel = getModelName(g, topmostComposite);\r
  71                 if (partOfModel != null) {\r
  72                     sb.append(partOfModel);\r
  73                     ++level;\r
  74                 }\r
  75             }\r
  76             //System.out.println("part of model: " + partOfModel);\r
  77 \r
  78             if (a.resources.length > 2) {\r
  79                 for (int i = a.resources.length - 1; i >= 2; --i) {\r
  80                     sb.append('.');\r
  81                     String pathElementName = g.adapt(a.resources[i], String.class);\r
  82                     //System.out.println("name for path element " + i + ": " + a.resources[i] + ": " + pathElementName);\r
  83                     sb.append(pathElementName);\r
  84                     ++level;\r
  85                 }\r
  86             }\r
  87 \r
  88             sb.append(')');\r
  89 //            sb.append(" [");\r
  90 //            sb.append(level);\r
  91 //            sb.append(']');\r
  92             return sb.toString();\r
  93         } else {\r
  94             // There is no structural path in the input, not a sub-component.\r
  95             Resource mainInput = a.resources[0];\r
  96             Resource composite = null;\r
  97             if (g.isInstanceOf(mainInput, dr.Diagram)) {\r
  98 \r
  99                 composite = g.getPossibleObject(mainInput, mr.DiagramToComposite);\r
 100                 if(composite == null) {\r
 101                         \r
 102                         Resource symbol = g.sync(new PossibleObjectWithType(mainInput, sr.Defines, dr.ElementClass));\r
 103                         if(symbol != null) {\r
 104                                 Resource type = g.getSingleObject(symbol, l0.PartOf);\r
 105                                 return g.adapt(type, String.class) + " (Symbol)";\r
 106                         }\r
 107                         \r
 108                     return g.adapt(input.getResource(), String.class);\r
 109                     \r
 110                 }\r
 111 \r
 112                 // Model configuration?\r
 113                 String modelName = getModelName(g, composite);\r
 114                 if (modelName != null) {\r
 115                     return modelName;\r
 116                 }\r
 117 \r
 118                 Resource componentType = g.getPossibleObject(composite, sr.Defines);\r
 119                 if (componentType != null && g.isInstanceOf(componentType, sr.ComponentType)) {\r
 120                     return g.adapt(getPossibleSingletonInstance(g, componentType), String.class);\r
 121                 }\r
 122                 \r
 123                 \r
 124                 if(composite != null) {\r
 125                     String name = g.getPossibleAdapter(composite, String.class);\r
 126                     if(name != null) return name;\r
 127                 }\r
 128 \r
 129             }\r
 130 \r
 131             // Symbol?\r
 132             if (g.isInstanceOf(mainInput, dr.Composite)) {\r
 133                 Resource defines = g.getPossibleObject(mainInput, sr.Defines);\r
 134                 if (defines != null && g.isInheritedFrom(defines, dr.DefinedElement)) {\r
 135                     Resource componentType = g.getPossibleObject(defines, mr.SymbolToComponentType);\r
 136                     if (componentType != null) {\r
 137                         return g.adapt(getPossibleSingletonInstance(g, componentType), String.class) + " (Symbol)";\r
 138                     }\r
 139                 }\r
 140             }\r
 141             \r
 142         }\r
 143 \r
 144         String name = g.getPossibleAdapter(input.getResource(), String.class);\r
 145         if (name == null)\r
 146             name = "(no name)";\r
 147         return name;\r
 148     }\r
 149 \r
 150     protected Resource getPossibleSingletonInstance(ReadGraph g, Resource componentType) throws DatabaseException {\r
 151         Resource instance = null;\r
 152         return instance != null ? instance : componentType;\r
 153     }\r
 154 \r
 155     protected String getModelName(ReadGraph g, Resource configurationComposite) throws DatabaseException {\r
 156         // Model configuration?\r
 157         Resource model = g.getPossibleObject(configurationComposite, SimulationResource.getInstance(g).IsConfigurationOf);\r
 158         return model != null ? g.adapt(model, String.class) : null;\r
 159     }\r
 160 \r
 161     protected String truncated(String name, int maxLength) throws DatabaseException {\r
 162         if (name.length() <= maxLength)\r
 163             return name;\r
 164         return name.substring(0, Math.max(0, maxLength - 3)) + "...";\r
 165     }\r
 166 \r
 167     public static EditorNamingService install(IProject project) {\r
 168  \r
 169         EditorNamingService service = new EditorNamingService();\r
 170         project.setHint(IEditorNamingService.KEY_EDITOR_NAMING_SERVICE, service);\r
 171         return service;\r
 172 \r
 173     }\r
 174 \r
 175 }