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#160 : guideline 6.21 outline/editor selection linking
Signed-off-by: Erwin De Ley <[email protected]>
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44 changes: 44 additions & 0 deletions
44
.../main/java/org/eclipse/triquetrum/workflow/editor/outline/tree/TriqOutlineTreeViewer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,44 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2017 iSencia Belgium NV. | ||
| * All rights reserved. This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License v1.0 | ||
| * which accompanies this distribution, and is available at | ||
| * http://www.eclipse.org/legal/epl-v10.html | ||
| * | ||
| * Contributors: | ||
| * Erwin De Ley - initial API and implementation and/or initial documentation | ||
| *******************************************************************************/ | ||
| package org.eclipse.triquetrum.workflow.editor.outline.tree; | ||
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| import org.eclipse.emf.transaction.util.Adaptable; | ||
| import org.eclipse.gef.EditPart; | ||
| import org.eclipse.gef.ui.parts.TreeViewer; | ||
| import org.eclipse.graphiti.ui.editor.IDiagramContainerUI; | ||
| import org.eclipse.triquetrum.workflow.editor.util.EditorUtils; | ||
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| public class TriqOutlineTreeViewer extends TreeViewer implements Adaptable { | ||
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| private IDiagramContainerUI diagramContainer; | ||
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| public TriqOutlineTreeViewer(IDiagramContainerUI diagramContainer) { | ||
| this.diagramContainer = diagramContainer; | ||
| } | ||
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| @Override | ||
| public Object getAdapter(Class adapterType) { | ||
| if (adapterType == IDiagramContainerUI.class) | ||
| return diagramContainer; | ||
| else if (diagramContainer != null) | ||
| return diagramContainer.getAdapter(adapterType); | ||
| return null; | ||
| } | ||
|
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| public EditPart convert(EditPart part) { | ||
| Object result = EditorUtils.getModelObjectForSelection(part.getModel()); | ||
| if (result != null) { | ||
| return (EditPart) getEditPartRegistry().get(result); | ||
| } else { | ||
| return part; | ||
| } | ||
| } | ||
| } |
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...src/main/java/org/eclipse/triquetrum/workflow/editor/views/TriqSelectionSynchronizer.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,67 @@ | ||
| /******************************************************************************* | ||
| * Copyright (c) 2017 iSencia Belgium NV. | ||
| * All rights reserved. This program and the accompanying materials | ||
| * are made available under the terms of the Eclipse Public License v1.0 | ||
| * which accompanies this distribution, and is available at | ||
| * http://www.eclipse.org/legal/epl-v10.html | ||
| * | ||
| * Contributors: | ||
| * Erwin De Ley - initial API and implementation and/or initial documentation | ||
| *******************************************************************************/ | ||
| package org.eclipse.triquetrum.workflow.editor.views; | ||
|
|
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| import java.util.List; | ||
|
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| import org.eclipse.gef.EditPart; | ||
| import org.eclipse.gef.EditPartViewer; | ||
| import org.eclipse.gef.GraphicalViewer; | ||
| import org.eclipse.gef.ui.parts.SelectionSynchronizer; | ||
| import org.eclipse.graphiti.mm.pictograms.ContainerShape; | ||
| import org.eclipse.graphiti.mm.pictograms.PictogramElement; | ||
| import org.eclipse.graphiti.services.Graphiti; | ||
| import org.eclipse.triquetrum.workflow.editor.outline.tree.OutlineEditPart; | ||
| import org.eclipse.triquetrum.workflow.editor.outline.tree.TriqOutlineTreeViewer; | ||
| import org.eclipse.triquetrum.workflow.editor.util.EditorUtils; | ||
| import org.eclipse.triquetrum.workflow.model.NamedObj; | ||
|
|
||
| /** | ||
| * This is used as a selection broker between views combined with converting | ||
| * selected elements between the different types of parts/widgets/... as used | ||
| * in the involved views. | ||
| * | ||
| */ | ||
| public class TriqSelectionSynchronizer extends SelectionSynchronizer { | ||
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| @Override | ||
| protected EditPart convert(EditPartViewer viewer, EditPart part) { | ||
| if(viewer instanceof TriqOutlineTreeViewer) { | ||
| // This is for when the user selects an element in the graphical editor, | ||
| // to make sure the outline tree view reflects the same selection. | ||
| return ((TriqOutlineTreeViewer)viewer).convert(part); | ||
| } else if (viewer instanceof GraphicalViewer && part instanceof OutlineEditPart) { | ||
| // This is for when the user selects an element in the outline tree view, | ||
| // and we want to select the corresponding shape in the graphical editor. | ||
| Object selectedBO = part.getModel(); | ||
| NamedObj modelElement = null; | ||
| if(selectedBO instanceof NamedObj) { | ||
| // We want to select a top-level entity or parameter in the diagram, | ||
| // even when the user clicks on an actor port or parameter in the outline tree view. | ||
| // So we move up the containment tree a bit, until we reach the right level. | ||
| modelElement = (NamedObj) selectedBO; | ||
| while (modelElement.getContainer() != modelElement.topLevel()) { | ||
| modelElement = modelElement.getContainer(); | ||
| } | ||
| } | ||
| List<PictogramElement> pes = Graphiti.getLinkService().getPictogramElements(EditorUtils.getSelectedDiagram(), modelElement); | ||
| PictogramElement pe = null; | ||
| for (PictogramElement pictogramElement : pes) { | ||
| if(pictogramElement instanceof ContainerShape) { | ||
| pe = pictogramElement; | ||
| break; | ||
| } | ||
| } | ||
| return (EditPart) viewer.getEditPartRegistry().get(pe); | ||
| } | ||
| return super.convert(viewer, part); | ||
| } | ||
| } |