1 /*******************************************************************************
2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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
10 * VTT Technical Research Centre of Finland - initial API and implementation
11 *******************************************************************************/
12 package org.simantics.modeling.ui.symbolEditor;
14 import java.util.Collections;
17 import org.simantics.db.common.request.ParametrizedRead;
18 import org.simantics.db.layer0.request.combinations.Combinators;
19 import org.simantics.diagram.handler.CopyPasteStrategy;
20 import org.simantics.diagram.participant.PointerInteractor2;
21 import org.simantics.g2d.canvas.ICanvasContext;
22 import org.simantics.g2d.diagram.DiagramHints;
23 import org.simantics.g2d.diagram.IDiagram;
24 import org.simantics.g2d.diagram.participant.pointertool.PointerInteractor;
25 import org.simantics.g2d.layers.ILayer;
26 import org.simantics.g2d.layers.ILayers;
27 import org.simantics.g2d.layers.ILayersEditor;
28 import org.simantics.g2d.page.DiagramDesc;
29 import org.simantics.modeling.ui.diagramEditor.DiagramEditorStates;
30 import org.simantics.modeling.ui.diagramEditor.EditorState;
31 import org.simantics.structural.stubs.StructuralResource2;
32 import org.simantics.ui.workbench.IResourceEditorInput;
33 import org.simantics.ui.workbench.editor.input.InputValidationCombinators;
34 import org.simantics.utils.page.PageCentering;
37 * @author Tuukka Lehtonen
39 public class SymbolViewer extends org.simantics.modeling.ui.diagramEditor.DiagramViewer {
41 ParametrizedRead<IResourceEditorInput, Boolean> INPUT_VALIDATOR =
44 InputValidationCombinators.hasURI(),
45 InputValidationCombinators.partialFunction(StructuralResource2.URIs.Defines)
47 InputValidationCombinators.extractInputResource()
50 protected String getPopupId() {
51 return "#SymbolViewerPopup";
54 public ParametrizedRead<IResourceEditorInput, Boolean> getInputValidator() {
55 return INPUT_VALIDATOR;
59 protected PointerInteractor getPointerInteractor() {
60 return new PointerInteractor2(true, true, true, false, false, false, synchronizer.getElementClassProvider());
64 protected void addDropParticipants(ICanvasContext ctx) {
65 ctx.add(new PopulateTerminalDropParticipant(getResourceInput().getResource(), synchronizer));
68 protected void addStructureParticipants(ICanvasContext ctx) {
69 addWorkbenchSelectionProvider(ctx);
73 protected void setDiagramDesc(ICanvasContext ctx, DiagramDesc diagramDesc) {
74 super.setDiagramDesc(ctx, diagramDesc.withPageDesc(
75 diagramDesc.getPageDesc().withCentering(PageCentering.CenteredAroundOrigin)));
79 protected void beforeSetDiagram(IDiagram diagram) {
83 protected void setupLayers(IDiagram diagram) {
84 diagram.setHint(DiagramHints.KEY_LAYERS, new ILayers() {
87 public boolean isActive(ILayer layer) {
92 public Set<ILayer> getVisibleLayers() {
93 return Collections.emptySet();
97 public Set<ILayer> getLayers() {
98 return Collections.emptySet();
102 public boolean getIgnoreVisibilitySettings() {
107 public boolean getIgnoreFocusSettings() {
112 public void addLayersListener(ILayersListener listener) {
116 public void removeLayersListener(ILayersListener listener) {
121 // Disable roles (layers) by default in symbol editor to show everything.
122 ILayersEditor le = diagram.getHint(DiagramHints.KEY_LAYERS_EDITOR);
124 le.setIgnoreFocusSettings(true);
125 le.setIgnoreVisibilitySettings(true);
130 protected EditorState getSavedEditorState(ICanvasContext ctx) {
131 return DiagramEditorStates.toEditorState(ctx, true, true, false);
134 protected CopyPasteStrategy getDefaultCopyPasteStrategy() {
135 return new SymbolEditorCopyPasteStrategy();