bundles/org.simantics.modeling.ui/src/org/simantics/modeling/ui/diagramEditor/PlainDiagramViewer.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.diagramEditor;\r
  13 \r
  14 import java.util.Collections;\r
  15 import java.util.Set;\r
  16 \r
  17 import org.simantics.db.common.request.ParametrizedRead;\r
  18 import org.simantics.db.layer0.request.combinations.Combinators;\r
  19 import org.simantics.diagram.participant.PointerInteractor2;\r
  20 import org.simantics.g2d.canvas.ICanvasContext;\r
  21 import org.simantics.g2d.diagram.DiagramHints;\r
  22 import org.simantics.g2d.diagram.IDiagram;\r
  23 import org.simantics.g2d.diagram.participant.pointertool.PointerInteractor;\r
  24 import org.simantics.g2d.layers.ILayer;\r
  25 import org.simantics.g2d.layers.ILayers;\r
  26 import org.simantics.g2d.layers.ILayersEditor;\r
  27 import org.simantics.modeling.ui.diagramEditor.handlers.StructuralBrowsingHandler;\r
  28 import org.simantics.ui.workbench.IResourceEditorInput;\r
  29 import org.simantics.ui.workbench.editor.input.InputValidationCombinators;\r
  30 \r
  31 /**\r
  32  * @author Tuukka Lehtonen\r
  33  */\r
  34 public class PlainDiagramViewer extends org.simantics.modeling.ui.diagramEditor.DiagramViewer {\r
  35 \r
  36     ParametrizedRead<IResourceEditorInput, Boolean> INPUT_VALIDATOR =\r
  37         Combinators.compose(\r
  38                         InputValidationCombinators.hasURI(),\r
  39                 InputValidationCombinators.extractInputResource()\r
  40         );\r
  41 \r
  42     protected String getPopupId() {\r
  43         return "#PlainDiagramViewerPopup";\r
  44     }\r
  45     \r
  46     public ParametrizedRead<IResourceEditorInput, Boolean> getInputValidator() {\r
  47         return INPUT_VALIDATOR;\r
  48     }\r
  49 \r
  50     @Override\r
  51     protected PointerInteractor getPointerInteractor() {\r
  52         return new PointerInteractor2(true, true, true, false, false, false, synchronizer.getElementClassProvider());\r
  53     }\r
  54     \r
  55     protected void addStructureParticipants(ICanvasContext ctx) {\r
  56         ctx.add(new StructuralBrowsingHandler(getSite(), sessionContext, getResourceInput2()));\r
  57         addWorkbenchSelectionProvider(ctx);\r
  58 \r
  59         ctx.add(\r
  60                 new TerminalInformer(\r
  61                         c,\r
  62                         resourceManager,\r
  63                         getEditorSite().getActionBars().getStatusLineManager(),\r
  64                         new DefaultTerminalNamingStrategy()\r
  65                         )\r
  66                 );\r
  67     }\r
  68 \r
  69     @Override\r
  70     protected void beforeSetDiagram(IDiagram diagram) {\r
  71         setupLayers(diagram);\r
  72     }\r
  73 \r
  74     protected void setupLayers(IDiagram diagram) {\r
  75         diagram.setHint(DiagramHints.KEY_LAYERS, new ILayers() {\r
  76 \r
  77             @Override\r
  78             public boolean isActive(ILayer layer) {\r
  79                 return true;\r
  80             }\r
  81 \r
  82             @Override\r
  83             public Set<ILayer> getVisibleLayers() {\r
  84                 return Collections.emptySet();\r
  85             }\r
  86 \r
  87             @Override\r
  88             public Set<ILayer> getLayers() {\r
  89                 return Collections.emptySet();\r
  90             }\r
  91 \r
  92             @Override\r
  93             public boolean getIgnoreVisibilitySettings() {\r
  94                 return true;\r
  95             }\r
  96 \r
  97             @Override\r
  98             public boolean getIgnoreFocusSettings() {\r
  99                 return true;\r
 100             }\r
 101 \r
 102         });\r
 103 \r
 104         // Disable roles (layers) by default in symbol editor to show everything.\r
 105         ILayersEditor le = diagram.getHint(DiagramHints.KEY_LAYERS_EDITOR);\r
 106         if (le != null) {\r
 107             le.setIgnoreFocusSettings(true);\r
 108             le.setIgnoreVisibilitySettings(true);\r
 109         }\r
 110     }\r
 111 \r
 112     @Override\r
 113     protected EditorState getSavedEditorState(ICanvasContext ctx) {\r
 114         return DiagramEditorStates.toEditorState(ctx, true, true, false);\r
 115     }\r
 116 \r
 117 }\r