| /* |
| * Copyright (c) 2010, 2012, 2015 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.diagram.navigator.AcoreNavigatorItem; |
| |
| import org.eclipse.emf.common.ui.URIEditorInput; |
| import org.eclipse.emf.transaction.TransactionalEditingDomain; |
| import org.eclipse.emf.workspace.util.WorkspaceSynchronizer; |
| |
| import org.eclipse.core.resources.IFile; |
| import org.eclipse.core.resources.IMarker; |
| import org.eclipse.core.resources.IWorkspaceRoot; |
| import org.eclipse.core.resources.ResourcesPlugin; |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IPath; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.NullProgressMonitor; |
| import org.eclipse.gef.palette.PaletteRoot; |
| import org.eclipse.gmf.runtime.common.ui.services.marker.MarkerNavigationService; |
| import org.eclipse.gmf.runtime.diagram.core.preferences.PreferencesHint; |
| import org.eclipse.gmf.runtime.diagram.ui.actions.ActionIds; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDiagramDocument; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDocument; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.document.IDocumentProvider; |
| import org.eclipse.gmf.runtime.diagram.ui.resources.editor.parts.DiagramDocumentEditor; |
| import org.eclipse.gmf.runtime.notation.Diagram; |
| import org.eclipse.jface.dialogs.ErrorDialog; |
| import org.eclipse.jface.dialogs.IMessageProvider; |
| import org.eclipse.jface.dialogs.MessageDialog; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.StructuredSelection; |
| import org.eclipse.jface.window.Window; |
| import org.eclipse.osgi.util.NLS; |
| import org.eclipse.swt.widgets.Shell; |
| import org.eclipse.ui.IEditorInput; |
| import org.eclipse.ui.IEditorMatchingStrategy; |
| import org.eclipse.ui.IEditorReference; |
| import org.eclipse.ui.IFileEditorInput; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.dialogs.SaveAsDialog; |
| import org.eclipse.ui.ide.IGotoMarker; |
| import org.eclipse.ui.navigator.resources.ProjectExplorer; |
| import org.eclipse.ui.part.FileEditorInput; |
| import org.eclipse.ui.part.IShowInTargetList; |
| import org.eclipse.ui.part.ShowInContext; |
| |
| /** |
| * @generated |
| */ |
| public class AcoreDiagramEditor extends DiagramDocumentEditor implements IGotoMarker |
| { |
| |
| /** |
| * @generated |
| */ |
| public static final String ID = "org.eclipse.emf.cdo.dawn.examples.acore.diagram.part.AcoreDiagramEditorID"; //$NON-NLS-1$ |
| |
| /** |
| * @generated |
| */ |
| public static final String CONTEXT_ID = "org.eclipse.emf.cdo.dawn.examples.acore.diagram.ui.diagramContext"; //$NON-NLS-1$ |
| |
| /** |
| * @generated |
| */ |
| public AcoreDiagramEditor() |
| { |
| super(true); |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| protected String getContextID() |
| { |
| return CONTEXT_ID; |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| protected PaletteRoot createPaletteRoot(PaletteRoot existingPaletteRoot) |
| { |
| PaletteRoot root = super.createPaletteRoot(existingPaletteRoot); |
| new AcorePaletteFactory().fillPalette(root); |
| return root; |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| protected PreferencesHint getPreferencesHint() |
| { |
| return AcoreDiagramEditorPlugin.DIAGRAM_PREFERENCES_HINT; |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| public String getContributorId() |
| { |
| return AcoreDiagramEditorPlugin.ID; |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| public Object getAdapter(Class type) |
| { |
| if (type == IShowInTargetList.class) |
| { |
| return new IShowInTargetList() |
| { |
| public String[] getShowInTargetIds() |
| { |
| return new String[] { ProjectExplorer.VIEW_ID }; |
| } |
| }; |
| } |
| return super.getAdapter(type); |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| protected IDocumentProvider getDocumentProvider(IEditorInput input) |
| { |
| if (input instanceof IFileEditorInput || input instanceof URIEditorInput) |
| { |
| return AcoreDiagramEditorPlugin.getInstance().getDocumentProvider(); |
| } |
| return super.getDocumentProvider(input); |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| public TransactionalEditingDomain getEditingDomain() |
| { |
| IDocument document = getEditorInput() != null ? getDocumentProvider().getDocument(getEditorInput()) : null; |
| if (document instanceof IDiagramDocument) |
| { |
| return ((IDiagramDocument)document).getEditingDomain(); |
| } |
| return super.getEditingDomain(); |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| protected void setDocumentProvider(IEditorInput input) |
| { |
| if (input instanceof IFileEditorInput || input instanceof URIEditorInput) |
| { |
| setDocumentProvider(AcoreDiagramEditorPlugin.getInstance().getDocumentProvider()); |
| } |
| else |
| { |
| super.setDocumentProvider(input); |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| public void gotoMarker(IMarker marker) |
| { |
| MarkerNavigationService.getInstance().gotoMarker(this, marker); |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| public boolean isSaveAsAllowed() |
| { |
| return true; |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| public void doSaveAs() |
| { |
| performSaveAs(new NullProgressMonitor()); |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| protected void performSaveAs(IProgressMonitor progressMonitor) |
| { |
| Shell shell = getSite().getShell(); |
| IEditorInput input = getEditorInput(); |
| SaveAsDialog dialog = new SaveAsDialog(shell); |
| IFile original = input instanceof IFileEditorInput ? ((IFileEditorInput)input).getFile() : null; |
| if (original != null) |
| { |
| dialog.setOriginalFile(original); |
| } |
| dialog.create(); |
| IDocumentProvider provider = getDocumentProvider(); |
| if (provider == null) |
| { |
| // editor has been programmatically closed while the dialog was open |
| return; |
| } |
| if (provider.isDeleted(input) && original != null) |
| { |
| String message = NLS.bind(Messages.AcoreDiagramEditor_SavingDeletedFile, original.getName()); |
| dialog.setErrorMessage(null); |
| dialog.setMessage(message, IMessageProvider.WARNING); |
| } |
| if (dialog.open() == Window.CANCEL) |
| { |
| if (progressMonitor != null) |
| { |
| progressMonitor.setCanceled(true); |
| } |
| return; |
| } |
| IPath filePath = dialog.getResult(); |
| if (filePath == null) |
| { |
| if (progressMonitor != null) |
| { |
| progressMonitor.setCanceled(true); |
| } |
| return; |
| } |
| IWorkspaceRoot workspaceRoot = ResourcesPlugin.getWorkspace().getRoot(); |
| IFile file = workspaceRoot.getFile(filePath); |
| final IEditorInput newInput = new FileEditorInput(file); |
| // Check if the editor is already open |
| IEditorMatchingStrategy matchingStrategy = getEditorDescriptor().getEditorMatchingStrategy(); |
| IEditorReference[] editorRefs = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage() |
| .getEditorReferences(); |
| for (int i = 0; i < editorRefs.length; i++) |
| { |
| if (matchingStrategy.matches(editorRefs[i], newInput)) |
| { |
| MessageDialog.openWarning(shell, Messages.AcoreDiagramEditor_SaveAsErrorTitle, |
| Messages.AcoreDiagramEditor_SaveAsErrorMessage); |
| return; |
| } |
| } |
| boolean success = false; |
| try |
| { |
| provider.aboutToChange(newInput); |
| getDocumentProvider(newInput).saveDocument(progressMonitor, newInput, |
| getDocumentProvider().getDocument(getEditorInput()), true); |
| success = true; |
| } |
| catch (CoreException x) |
| { |
| IStatus status = x.getStatus(); |
| if (status == null || status.getSeverity() != IStatus.CANCEL) |
| { |
| ErrorDialog.openError(shell, Messages.AcoreDiagramEditor_SaveErrorTitle, |
| Messages.AcoreDiagramEditor_SaveErrorMessage, x.getStatus()); |
| } |
| } |
| finally |
| { |
| provider.changed(newInput); |
| if (success) |
| { |
| setInput(newInput); |
| } |
| } |
| if (progressMonitor != null) |
| { |
| progressMonitor.setCanceled(!success); |
| } |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| public ShowInContext getShowInContext() |
| { |
| return new ShowInContext(getEditorInput(), getNavigatorSelection()); |
| } |
| |
| /** |
| * @generated |
| */ |
| private ISelection getNavigatorSelection() |
| { |
| IDiagramDocument document = getDiagramDocument(); |
| if (document == null) |
| { |
| return StructuredSelection.EMPTY; |
| } |
| Diagram diagram = document.getDiagram(); |
| IFile file = WorkspaceSynchronizer.getFile(diagram.eResource()); |
| if (file != null) |
| { |
| AcoreNavigatorItem item = new AcoreNavigatorItem(diagram, file, false); |
| return new StructuredSelection(item); |
| } |
| return StructuredSelection.EMPTY; |
| } |
| |
| /** |
| * @generated |
| */ |
| @Override |
| protected void configureGraphicalViewer() |
| { |
| super.configureGraphicalViewer(); |
| DiagramEditorContextMenuProvider provider = new DiagramEditorContextMenuProvider(this, getDiagramGraphicalViewer()); |
| getDiagramGraphicalViewer().setContextMenu(provider); |
| getSite().registerContextMenu(ActionIds.DIAGRAM_EDITOR_CONTEXT_MENU, provider, getDiagramGraphicalViewer()); |
| } |
| |
| } |