| /* |
| * Copyright (c) 2010, 2012 Eike Stepper (Berlin, Germany) and others. |
| * 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: |
| * Martin Fluegge - initial API and implementation |
| * |
| */ |
| package org.eclipse.emf.cdo.dawn.examples.acore.diagram.part; |
| |
| import org.eclipse.emf.cdo.dawn.examples.acore.ACoreRoot; |
| import org.eclipse.emf.cdo.dawn.examples.acore.AcoreFactory; |
| import org.eclipse.emf.cdo.dawn.examples.acore.diagram.edit.parts.ACoreRootEditPart; |
| |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.emf.ecore.resource.Resource; |
| import org.eclipse.emf.ecore.xmi.XMLResource; |
| import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| import org.eclipse.emf.workspace.util.WorkspaceSynchronizer; |
| |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.core.commands.operations.OperationHistoryFactory; |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IResource; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IAdaptable; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.core.runtime.Path; |
| import org.eclipse.core.runtime.SubProgressMonitor; |
| import org.eclipse.gef.EditPart; |
| import org.eclipse.gmf.runtime.common.core.command.CommandResult; |
| import org.eclipse.gmf.runtime.diagram.core.services.ViewService; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.DiagramEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.IGraphicalEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.editparts.IPrimaryEditPart; |
| import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramGraphicalViewer; |
| import org.eclipse.gmf.runtime.diagram.ui.parts.IDiagramWorkbenchPart; |
| import org.eclipse.gmf.runtime.emf.commands.core.command.AbstractTransactionalCommand; |
| import org.eclipse.gmf.runtime.emf.core.GMFEditingDomainFactory; |
| import org.eclipse.gmf.runtime.emf.core.util.EMFCoreUtil; |
| import org.eclipse.gmf.runtime.notation.Diagram; |
| import org.eclipse.gmf.runtime.notation.View; |
| import org.eclipse.jface.dialogs.IDialogSettings; |
| import org.eclipse.jface.wizard.Wizard; |
| import org.eclipse.jface.wizard.WizardDialog; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.PartInitException; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.part.FileEditorInput; |
| |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| |
| /** |
| * @generated |
| */ |
| public class AcoreDiagramEditorUtil |
| { |
| |
| /** |
| * @generated |
| */ |
| public static Map getSaveOptions() |
| { |
| Map saveOptions = new HashMap(); |
| saveOptions.put(XMLResource.OPTION_ENCODING, "UTF-8"); //$NON-NLS-1$ |
| saveOptions.put(Resource.OPTION_SAVE_ONLY_IF_CHANGED, Resource.OPTION_SAVE_ONLY_IF_CHANGED_MEMORY_BUFFER); |
| return saveOptions; |
| } |
| |
| /** |
| * @generated |
| */ |
| public static boolean openDiagram(Resource diagram) throws PartInitException |
| { |
| String path = diagram.getURI().toPlatformString(true); |
| IResource workspaceResource = ResourcesPlugin.getWorkspace().getRoot().findMember(new Path(path)); |
| if (workspaceResource instanceof IFile) |
| { |
| IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage(); |
| return null != page.openEditor(new FileEditorInput((IFile)workspaceResource), AcoreDiagramEditor.ID); |
| } |
| return false; |
| } |
| |
| /** |
| * @generated |
| */ |
| public static void setCharset(IFile file) |
| { |
| if (file == null) |
| { |
| return; |
| } |
| try |
| { |
| file.setCharset("UTF-8", new NullProgressMonitor()); //$NON-NLS-1$ |
| } |
| catch (CoreException e) |
| { |
| AcoreDiagramEditorPlugin.getInstance().logError("Unable to set charset for file " + file.getFullPath(), e); //$NON-NLS-1$ |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| public static String getUniqueFileName(IPath containerFullPath, String fileName, String extension) |
| { |
| if (containerFullPath == null) |
| { |
| containerFullPath = new Path(""); //$NON-NLS-1$ |
| } |
| if (fileName == null || fileName.trim().length() == 0) |
| { |
| fileName = "default"; //$NON-NLS-1$ |
| } |
| IPath filePath = containerFullPath.append(fileName); |
| if (extension != null && !extension.equals(filePath.getFileExtension())) |
| { |
| filePath = filePath.addFileExtension(extension); |
| } |
| extension = filePath.getFileExtension(); |
| fileName = filePath.removeFileExtension().lastSegment(); |
| int i = 1; |
| while (ResourcesPlugin.getWorkspace().getRoot().exists(filePath)) |
| { |
| i++; |
| filePath = containerFullPath.append(fileName + i); |
| if (extension != null) |
| { |
| filePath = filePath.addFileExtension(extension); |
| } |
| } |
| return filePath.lastSegment(); |
| } |
| |
| /** |
| * Runs the wizard in a dialog. |
| * |
| * @generated |
| */ |
| public static void runWizard(Shell shell, Wizard wizard, String settingsKey) |
| { |
| IDialogSettings pluginDialogSettings = AcoreDiagramEditorPlugin.getInstance().getDialogSettings(); |
| IDialogSettings wizardDialogSettings = pluginDialogSettings.getSection(settingsKey); |
| if (wizardDialogSettings == null) |
| { |
| wizardDialogSettings = pluginDialogSettings.addNewSection(settingsKey); |
| } |
| wizard.setDialogSettings(wizardDialogSettings); |
| WizardDialog dialog = new WizardDialog(shell, wizard); |
| dialog.create(); |
| dialog.getShell().setSize(Math.max(500, dialog.getShell().getSize().x), 500); |
| dialog.open(); |
| } |
| |
| /** |
| * This method should be called within a workspace modify operation since it creates resources. |
| * |
| * @generated |
| */ |
| public static Resource createDiagram(URI diagramURI, URI modelURI, IProgressMonitor progressMonitor) |
| { |
| TransactionalEditingDomain editingDomain = GMFEditingDomainFactory.INSTANCE.createEditingDomain(); |
| progressMonitor.beginTask(Messages.AcoreDiagramEditorUtil_CreateDiagramProgressTask, 3); |
| final Resource diagramResource = editingDomain.getResourceSet().createResource(diagramURI); |
| final Resource modelResource = editingDomain.getResourceSet().createResource(modelURI); |
| final String diagramName = diagramURI.lastSegment(); |
| AbstractTransactionalCommand command = new AbstractTransactionalCommand(editingDomain, |
| Messages.AcoreDiagramEditorUtil_CreateDiagramCommandLabel, Collections.EMPTY_LIST) |
| { |
| @Override |
| protected CommandResult doExecuteWithResult(IProgressMonitor monitor, IAdaptable info) throws ExecutionException |
| { |
| ACoreRoot model = createInitialModel(); |
| attachModelToResource(model, modelResource); |
| |
| Diagram diagram = ViewService.createDiagram(model, ACoreRootEditPart.MODEL_ID, |
| AcoreDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT); |
| if (diagram != null) |
| { |
| diagramResource.getContents().add(diagram); |
| diagram.setName(diagramName); |
| diagram.setElement(model); |
| } |
| |
| try |
| { |
| modelResource |
| .save(org.eclipse.emf.cdo.dawn.examples.acore.diagram.part.AcoreDiagramEditorUtil.getSaveOptions()); |
| diagramResource |
| .save(org.eclipse.emf.cdo.dawn.examples.acore.diagram.part.AcoreDiagramEditorUtil.getSaveOptions()); |
| } |
| catch (IOException e) |
| { |
| |
| AcoreDiagramEditorPlugin.getInstance().logError("Unable to store model and diagram resources", e); //$NON-NLS-1$ |
| } |
| return CommandResult.newOKCommandResult(); |
| } |
| }; |
| try |
| { |
| OperationHistoryFactory.getOperationHistory().execute(command, new SubProgressMonitor(progressMonitor, 1), null); |
| } |
| catch (ExecutionException e) |
| { |
| AcoreDiagramEditorPlugin.getInstance().logError("Unable to create model and diagram", e); //$NON-NLS-1$ |
| } |
| setCharset(WorkspaceSynchronizer.getFile(modelResource)); |
| setCharset(WorkspaceSynchronizer.getFile(diagramResource)); |
| return diagramResource; |
| } |
| |
| /** |
| * Create a new instance of domain element associated with canvas. <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| private static ACoreRoot createInitialModel() |
| { |
| return AcoreFactory.eINSTANCE.createACoreRoot(); |
| } |
| |
| /** |
| * Store model element in the resource. <!-- begin-user-doc --> <!-- end-user-doc --> |
| * |
| * @generated |
| */ |
| private static void attachModelToResource(ACoreRoot model, Resource resource) |
| { |
| resource.getContents().add(model); |
| } |
| |
| /** |
| * @generated |
| */ |
| public static void selectElementsInDiagram(IDiagramWorkbenchPart diagramPart, List/* EditPart */ editParts) |
| { |
| diagramPart.getDiagramGraphicalViewer().deselectAll(); |
| |
| EditPart firstPrimary = null; |
| for (Iterator it = editParts.iterator(); it.hasNext();) |
| { |
| EditPart nextPart = (EditPart)it.next(); |
| diagramPart.getDiagramGraphicalViewer().appendSelection(nextPart); |
| if (firstPrimary == null && nextPart instanceof IPrimaryEditPart) |
| { |
| firstPrimary = nextPart; |
| } |
| } |
| |
| if (!editParts.isEmpty()) |
| { |
| diagramPart.getDiagramGraphicalViewer().reveal(firstPrimary != null ? firstPrimary : (EditPart)editParts.get(0)); |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| private static int findElementsInDiagramByID(DiagramEditPart diagramPart, EObject element, List editPartCollector) |
| { |
| IDiagramGraphicalViewer viewer = (IDiagramGraphicalViewer)diagramPart.getViewer(); |
| final int intialNumOfEditParts = editPartCollector.size(); |
| |
| if (element instanceof View) |
| { // support notation element lookup |
| EditPart editPart = (EditPart)viewer.getEditPartRegistry().get(element); |
| if (editPart != null) |
| { |
| editPartCollector.add(editPart); |
| return 1; |
| } |
| } |
| |
| String elementID = EMFCoreUtil.getProxyID(element); |
| List associatedParts = viewer.findEditPartsForElement(elementID, IGraphicalEditPart.class); |
| // perform the possible hierarchy disjoint -> take the top-most parts only |
| for (Iterator editPartIt = associatedParts.iterator(); editPartIt.hasNext();) |
| { |
| EditPart nextPart = (EditPart)editPartIt.next(); |
| EditPart parentPart = nextPart.getParent(); |
| while (parentPart != null && !associatedParts.contains(parentPart)) |
| { |
| parentPart = parentPart.getParent(); |
| } |
| if (parentPart == null) |
| { |
| editPartCollector.add(nextPart); |
| } |
| } |
| |
| if (intialNumOfEditParts == editPartCollector.size()) |
| { |
| if (!associatedParts.isEmpty()) |
| { |
| editPartCollector.add(associatedParts.iterator().next()); |
| } |
| else |
| { |
| if (element.eContainer() != null) |
| { |
| return findElementsInDiagramByID(diagramPart, element.eContainer(), editPartCollector); |
| } |
| } |
| } |
| return editPartCollector.size() - intialNumOfEditParts; |
| } |
| |
| /** |
| * @generated |
| */ |
| public static View findView(DiagramEditPart diagramEditPart, EObject targetElement, |
| LazyElement2ViewMap lazyElement2ViewMap) |
| { |
| boolean hasStructuralURI = false; |
| if (targetElement.eResource() instanceof XMLResource) |
| { |
| hasStructuralURI = ((XMLResource)targetElement.eResource()).getID(targetElement) == null; |
| } |
| |
| View view = null; |
| if (hasStructuralURI && !lazyElement2ViewMap.getElement2ViewMap().isEmpty()) |
| { |
| view = (View)lazyElement2ViewMap.getElement2ViewMap().get(targetElement); |
| } |
| else if (findElementsInDiagramByID(diagramEditPart, targetElement, lazyElement2ViewMap.editPartTmpHolder) > 0) |
| { |
| EditPart editPart = (EditPart)lazyElement2ViewMap.editPartTmpHolder.get(0); |
| lazyElement2ViewMap.editPartTmpHolder.clear(); |
| view = editPart.getModel() instanceof View ? (View)editPart.getModel() : null; |
| } |
| |
| return view == null ? diagramEditPart.getDiagramView() : view; |
| } |
| |
| /** |
| * @generated |
| */ |
| public static class LazyElement2ViewMap |
| { |
| /** |
| * @generated |
| */ |
| private Map element2ViewMap; |
| |
| /** |
| * @generated |
| */ |
| private View scope; |
| |
| /** |
| * @generated |
| */ |
| private Set elementSet; |
| |
| /** |
| * @generated |
| */ |
| public final List editPartTmpHolder = new ArrayList(); |
| |
| /** |
| * @generated |
| */ |
| public LazyElement2ViewMap(View scope, Set elements) |
| { |
| this.scope = scope; |
| elementSet = elements; |
| } |
| |
| /** |
| * @generated |
| */ |
| public final Map getElement2ViewMap() |
| { |
| if (element2ViewMap == null) |
| { |
| element2ViewMap = new HashMap(); |
| // map possible notation elements to itself as these can't be found by view.getElement() |
| for (Iterator it = elementSet.iterator(); it.hasNext();) |
| { |
| EObject element = (EObject)it.next(); |
| if (element instanceof View) |
| { |
| View view = (View)element; |
| if (view.getDiagram() == scope.getDiagram()) |
| { |
| element2ViewMap.put(element, element); // take only those that part of our diagram |
| } |
| } |
| } |
| |
| buildElement2ViewMap(scope, element2ViewMap, elementSet); |
| } |
| return element2ViewMap; |
| } |
| |
| /** |
| * @generated |
| */ |
| static Map buildElement2ViewMap(View parentView, Map element2ViewMap, Set elements) |
| { |
| if (elements.size() == element2ViewMap.size()) |
| { |
| return element2ViewMap; |
| } |
| |
| if (parentView.isSetElement() && !element2ViewMap.containsKey(parentView.getElement()) |
| && elements.contains(parentView.getElement())) |
| { |
| element2ViewMap.put(parentView.getElement(), parentView); |
| if (elements.size() == element2ViewMap.size()) |
| { |
| return element2ViewMap; |
| } |
| } |
| |
| for (Iterator it = parentView.getChildren().iterator(); it.hasNext();) |
| { |
| buildElement2ViewMap((View)it.next(), element2ViewMap, elements); |
| if (elements.size() == element2ViewMap.size()) |
| { |
| return element2ViewMap; |
| } |
| } |
| for (Iterator it = parentView.getSourceEdges().iterator(); it.hasNext();) |
| { |
| buildElement2ViewMap((View)it.next(), element2ViewMap, elements); |
| if (elements.size() == element2ViewMap.size()) |
| { |
| return element2ViewMap; |
| } |
| } |
| for (Iterator it = parentView.getSourceEdges().iterator(); it.hasNext();) |
| { |
| buildElement2ViewMap((View)it.next(), element2ViewMap, elements); |
| if (elements.size() == element2ViewMap.size()) |
| { |
| return element2ViewMap; |
| } |
| } |
| return element2ViewMap; |
| } |
| } // LazyElement2ViewMap |
| |
| } |