| /******************************************************************************* |
| * Copyright (c) 2010,2014 ProxiAD 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: |
| * Obeo - initial API and implementation |
| * itemis AG - source viewer configuration |
| * Sebastian Zarnekow (itemis AG) - synthetic resource creation and source viewer configuration |
| * Cedric Vidal (ProxiAD) - integration with global scope |
| * E.D.Willink - integration of XTFO code uder CQ 4866 |
| * L.Goubert (Obeo) - generalize to XtextResource |
| *******************************************************************************/ |
| package org.eclipse.ocl.examples.xtext.console.xtfo; |
| |
| import java.util.Collections; |
| import java.util.Iterator; |
| import java.util.List; |
| import java.util.Map; |
| |
| import org.eclipse.core.expressions.Expression; |
| import org.eclipse.core.runtime.IProgressMonitor; |
| import org.eclipse.emf.common.util.URI; |
| import org.eclipse.emf.ecore.resource.ResourceSet; |
| import org.eclipse.jface.action.IAction; |
| import org.eclipse.jface.action.IMenuListener; |
| import org.eclipse.jface.action.IMenuManager; |
| import org.eclipse.jface.action.MenuManager; |
| import org.eclipse.jface.action.Separator; |
| import org.eclipse.jface.commands.ActionHandler; |
| import org.eclipse.jface.text.IDocument; |
| import org.eclipse.jface.text.IDocumentPartitioner; |
| import org.eclipse.jface.text.ISynchronizable; |
| import org.eclipse.jface.text.ITextOperationTarget; |
| import org.eclipse.jface.text.source.Annotation; |
| import org.eclipse.jface.text.source.AnnotationModel; |
| import org.eclipse.jface.text.source.AnnotationPainter; |
| import org.eclipse.jface.text.source.AnnotationRulerColumn; |
| import org.eclipse.jface.text.source.CompositeRuler; |
| import org.eclipse.jface.text.source.IAnnotationAccess; |
| import org.eclipse.jface.text.source.IAnnotationAccessExtension; |
| import org.eclipse.jface.text.source.ICharacterPairMatcher; |
| import org.eclipse.jface.text.source.IOverviewRuler; |
| import org.eclipse.jface.text.source.ISharedTextColors; |
| import org.eclipse.jface.text.source.ISourceViewer; |
| import org.eclipse.jface.text.source.IVerticalRuler; |
| import org.eclipse.jface.text.source.IVerticalRulerColumn; |
| import org.eclipse.jface.text.source.OverviewRuler; |
| import org.eclipse.jface.text.source.SourceViewer; |
| import org.eclipse.jface.text.source.projection.ProjectionSupport; |
| import org.eclipse.jface.text.source.projection.ProjectionViewer; |
| import org.eclipse.jface.viewers.ISelectionChangedListener; |
| import org.eclipse.jface.viewers.SelectionChangedEvent; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.custom.StyledText; |
| import org.eclipse.swt.events.DisposeEvent; |
| import org.eclipse.swt.events.DisposeListener; |
| import org.eclipse.swt.events.FocusEvent; |
| import org.eclipse.swt.events.FocusListener; |
| import org.eclipse.swt.layout.GridData; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Menu; |
| import org.eclipse.ui.ActiveShellExpression; |
| import org.eclipse.ui.IEditorPart; |
| import org.eclipse.ui.IWorkbench; |
| import org.eclipse.ui.IWorkbenchPage; |
| import org.eclipse.ui.IWorkbenchPartSite; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.PlatformUI; |
| import org.eclipse.ui.contexts.IContextActivation; |
| import org.eclipse.ui.contexts.IContextService; |
| import org.eclipse.ui.editors.text.EditorsUI; |
| import org.eclipse.ui.handlers.IHandlerActivation; |
| import org.eclipse.ui.handlers.IHandlerService; |
| import org.eclipse.ui.navigator.ICommonMenuConstants; |
| import org.eclipse.ui.texteditor.AbstractDecoratedTextEditorPreferenceConstants; |
| import org.eclipse.ui.texteditor.AnnotationPreference; |
| import org.eclipse.ui.texteditor.DefaultMarkerAnnotationAccess; |
| import org.eclipse.ui.texteditor.ITextEditorActionConstants; |
| import org.eclipse.ui.texteditor.ITextEditorActionDefinitionIds; |
| import org.eclipse.ui.texteditor.IUpdate; |
| import org.eclipse.ui.texteditor.MarkerAnnotationPreferences; |
| import org.eclipse.ui.texteditor.SourceViewerDecorationSupport; |
| import org.eclipse.xtext.Constants; |
| import org.eclipse.xtext.IGrammarAccess; |
| import org.eclipse.xtext.resource.XtextResource; |
| import org.eclipse.xtext.ui.editor.XtextSourceViewer; |
| import org.eclipse.xtext.ui.editor.XtextSourceViewerConfiguration; |
| import org.eclipse.xtext.ui.editor.bracketmatching.BracketMatchingPreferencesInitializer; |
| import org.eclipse.xtext.ui.editor.model.IXtextDocument; |
| import org.eclipse.xtext.ui.editor.model.XtextDocument; |
| import org.eclipse.xtext.ui.editor.preferences.IPreferenceStoreAccess; |
| import org.eclipse.xtext.ui.editor.quickfix.IssueResolutionProvider; |
| import org.eclipse.xtext.ui.editor.validation.AnnotationIssueProcessor; |
| import org.eclipse.xtext.ui.editor.validation.IValidationIssueProcessor; |
| import org.eclipse.xtext.ui.editor.validation.ValidationJob; |
| import org.eclipse.xtext.ui.resource.IResourceSetProvider; |
| import org.eclipse.xtext.util.StringInputStream; |
| import org.eclipse.xtext.validation.CheckMode; |
| import org.eclipse.xtext.validation.IResourceValidator; |
| import org.eclipse.xtext.validation.Issue; |
| |
| import com.google.common.collect.Iterators; |
| import com.google.common.collect.Lists; |
| import com.google.common.collect.Maps; |
| import com.google.inject.Inject; |
| import com.google.inject.Injector; |
| import com.google.inject.Provider; |
| import com.google.inject.name.Named; |
| |
| public class EmbeddedXtextEditor { |
| |
| private static final String XTEXT_UI_FORMAT_ACTION = "org.eclipse.xtext.ui.FormatAction"; //$NON-NLS-1$ |
| private static final String XTEXT_UI_TOGGLE_SL_COMMENT_ACTION = "org.eclipse.xtext.ui.ToggleCommentAction"; //$NON-NLS-1$ |
| |
| private Composite fControl; |
| private int fStyle; |
| |
| private XtextSourceViewer fSourceViewer; |
| private XtextResource fResource; |
| private XtextDocument fDocument; |
| |
| @Inject |
| @Named(Constants.FILE_EXTENSIONS) |
| private String fFileExtension; |
| |
| private XtextSourceViewerConfiguration fViewerConfiguration; |
| |
| @Inject |
| private HighlightingHelper fHighlightingHelper; |
| |
| @Inject |
| private IResourceSetProvider fResourceSetProvider; |
| |
| @Inject |
| private IGrammarAccess fGrammarAccess; |
| |
| @Inject |
| private XtextSourceViewer.Factory fSourceViewerFactory; |
| |
| @Inject |
| private Provider<XtextSourceViewerConfiguration> fSourceViewerConfigurationProvider; |
| |
| @Inject |
| private Provider<XtextDocument> fDocumentProvider; |
| |
| @Inject |
| private Provider<XtextResource> fXtextResourceProvider; |
| @Inject |
| private IResourceValidator fResourceValidator; |
| |
| @Inject |
| private IPreferenceStoreAccess fPreferenceStoreAccess; |
| |
| @Inject |
| private ICharacterPairMatcher characterPairMatcher; |
| |
| @Inject(optional = true) |
| private AnnotationPainter.IDrawingStrategy projectionAnnotationDrawingStrategy; |
| |
| // private EmbeddedFoldingStructureProvider fFoldingStructureProvider; |
| |
| private IOverviewRuler fOverviewRuler; |
| |
| private IAnnotationAccess fAnnotationAccess; |
| |
| /** |
| * Creates a new EmbeddedXtextEditor. It must have the SWT.V_SCROLL style at least not to |
| * throw NPE when computing overview ruler. |
| * |
| * @param control the parent composite that will contain the editor |
| * @param injector the Guice injector to get Xtext configuration elements |
| * @param style the SWT style of the {@link SourceViewer} of this editor. |
| */ |
| public EmbeddedXtextEditor(Composite control, Injector injector, int style) { |
| fControl = control; |
| fStyle = style; |
| fAnnotationPreferences = new MarkerAnnotationPreferences(); |
| |
| injector.injectMembers(this); |
| |
| createEditor(fControl); |
| } |
| |
| /** |
| * Creates a new EmbeddedXtextEditor. |
| * |
| * Equivalent to EmbeddedXtextEditor(control, injector, job, fileExtension, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| * |
| * @param control the parent composite that will contain the editor |
| * @param injector the Guice injector to get Xtext configuration elements |
| */ |
| public EmbeddedXtextEditor(Composite control, Injector injector) { |
| this(control, injector, SWT.BORDER | SWT.V_SCROLL | SWT.H_SCROLL); |
| } |
| |
| public Composite getControl() { |
| return fControl; |
| } |
| |
| public XtextSourceViewer getViewer() { |
| return fSourceViewer; |
| } |
| |
| public XtextResource getResource() { |
| return fResource; |
| } |
| |
| public IXtextDocument getDocument() { |
| return fDocument; |
| } |
| |
| /** |
| * Should be called only once, during initialization. |
| * |
| * Then, you should call {@link #update(String)}; |
| */ |
| protected void setText(XtextDocument document, String text) { |
| document.set(text); |
| fResource = createResource(text); |
| document.setInput(fResource); |
| AnnotationModel annotationModel = new AnnotationModel(); |
| if (document instanceof ISynchronizable) { |
| Object lock= ((ISynchronizable)document).getLockObject(); |
| if (lock == null) { |
| lock= new Object(); |
| ((ISynchronizable)document).setLockObject(lock); |
| } |
| ((ISynchronizable) annotationModel).setLockObject(lock); |
| } |
| fSourceViewer.setDocument(document, annotationModel); |
| } |
| |
| private XtextResource createResource(String content) { |
| XtextResource result = createResource(); |
| try { |
| result.load(new StringInputStream(content, result.getEncoding()), Collections.emptyMap()); |
| } catch (Exception e) { |
| throw new RuntimeException(e); |
| } |
| return result; |
| } |
| |
| private void createEditor(Composite parent) { |
| createViewer(parent); |
| |
| Control control = fSourceViewer.getControl(); |
| GridData data = new GridData(SWT.FILL, SWT.FILL, true, true); |
| control.setLayoutData(data); |
| |
| createActions(); |
| |
| MenuManager manager = new MenuManager(null, null); |
| manager.setRemoveAllWhenShown(true); |
| manager.addMenuListener(new IMenuListener() { |
| public void menuAboutToShow(IMenuManager mgr) { |
| EmbeddedXtextEditor.this.menuAboutToShow(mgr); |
| } |
| }); |
| |
| StyledText text = fSourceViewer.getTextWidget(); |
| Menu menu = manager.createContextMenu(text); |
| text.setMenu(menu); |
| } |
| |
| private void menuAboutToShow(IMenuManager menu) { |
| menu.add(new Separator(ITextEditorActionConstants.GROUP_EDIT)); |
| menu.appendToGroup(ITextEditorActionConstants.GROUP_EDIT, fActions.get(ITextEditorActionConstants.CUT)); |
| menu.appendToGroup(ITextEditorActionConstants.GROUP_EDIT, fActions.get(ITextEditorActionConstants.COPY)); |
| menu.appendToGroup(ITextEditorActionConstants.GROUP_EDIT, fActions.get(ITextEditorActionConstants.PASTE)); |
| |
| menu.add(new Separator(ICommonMenuConstants.GROUP_GENERATE)); |
| menu.appendToGroup(ICommonMenuConstants.GROUP_GENERATE, fActions.get(ITextEditorActionDefinitionIds.CONTENT_ASSIST_PROPOSALS)); |
| } |
| |
| private void createViewer(Composite parent) { |
| createSourceViewer(parent); |
| installFoldingSupport(fSourceViewer); |
| setText(fDocument, ""); //$NON-NLS-1$ |
| fHighlightingHelper.install(fViewerConfiguration, fSourceViewer); |
| } |
| |
| /** |
| * Creates the vertical ruler to be used by this editor. |
| * Subclasses may re-implement this method. |
| * |
| * @return the vertical ruler |
| */ |
| private IVerticalRuler createVerticalRuler() { |
| return new CompositeRuler(); |
| } |
| |
| /** The editor's vertical ruler. */ |
| private IVerticalRuler fVerticalRuler; |
| |
| /** |
| * Creates the annotation ruler column. Subclasses may re-implement or extend. |
| * |
| * @param ruler the composite ruler that the column will be added |
| * @return an annotation ruler column |
| * @since 3.2 |
| */ |
| protected IVerticalRulerColumn createAnnotationRulerColumn(CompositeRuler ruler) { |
| return new AnnotationRulerColumn(VERTICAL_RULER_WIDTH, getAnnotationAccess()); |
| } |
| |
| |
| private void createSourceViewer(Composite parent) { |
| fVerticalRuler = createVerticalRuler(); |
| fSourceViewer = fSourceViewerFactory.createSourceViewer(parent, fVerticalRuler, getOverviewRuler(), true, fStyle); |
| fViewerConfiguration = fSourceViewerConfigurationProvider.get(); |
| fSourceViewer.configure(fViewerConfiguration); |
| |
| /*fProjectionSupport =*/ installProjectionSupport(fSourceViewer); |
| |
| // make sure the source viewer decoration support is initialized |
| getSourceViewerDecorationSupport(fSourceViewer); |
| |
| fSourceViewer.getTextWidget().addFocusListener(new SourceViewerFocusListener()); |
| |
| fSourceViewerDecorationSupport.install(fPreferenceStoreAccess.getPreferenceStore()); |
| parent.addDisposeListener(new DisposeListener() { |
| public void widgetDisposed(DisposeEvent e) { |
| fSourceViewerDecorationSupport.dispose(); |
| } |
| }); |
| fDocument = fDocumentProvider.get(); |
| |
| IDocumentPartitioner partitioner = documentPartitioner.get(); |
| partitioner.connect(fDocument); |
| fDocument.setDocumentPartitioner(partitioner); |
| |
| |
| ValidationJob job = new ValidationJob(fResourceValidator, fDocument, |
| new IValidationIssueProcessor() { |
| private AnnotationIssueProcessor annotationIssueProcessor; |
| |
| public void processIssues(List<Issue> issues, IProgressMonitor monitor) { |
| if (annotationIssueProcessor == null) { |
| annotationIssueProcessor = new AnnotationIssueProcessor(fDocument, |
| fSourceViewer.getAnnotationModel(), |
| new IssueResolutionProvider.NullImpl()); |
| } |
| if (annotationIssueProcessor != null) |
| annotationIssueProcessor.processIssues(issues, monitor); |
| } |
| }, CheckMode.FAST_ONLY); |
| fDocument.setValidationJob(job); |
| |
| fSourceViewer.addSelectionChangedListener(new ISelectionChangedListener() { |
| public void selectionChanged(SelectionChangedEvent event) { |
| updateSelectionDependentActions(); |
| } |
| }); |
| } |
| |
| // private ProjectionSupport fProjectionSupport; |
| @Inject |
| private Provider<IDocumentPartitioner> documentPartitioner; |
| |
| private static final String ERROR_ANNOTATION_TYPE = "org.eclipse.xtext.ui.editor.error"; //$NON-NLS-1$ |
| private static final String WARNING_ANNOTATION_TYPE = "org.eclipse.xtext.ui.editor.warning"; //$NON-NLS-1$ |
| |
| private ProjectionSupport installProjectionSupport(ProjectionViewer projectionViewer) { |
| ProjectionSupport projectionSupport = new ProjectionSupport(projectionViewer, getAnnotationAccess(), |
| getSharedColors()); |
| projectionSupport.addSummarizableAnnotationType(WARNING_ANNOTATION_TYPE); |
| projectionSupport.addSummarizableAnnotationType(ERROR_ANNOTATION_TYPE); |
| projectionSupport.setAnnotationPainterDrawingStrategy(projectionAnnotationDrawingStrategy); |
| projectionSupport.install(); |
| return projectionSupport; |
| } |
| |
| /** |
| * Helper for managing the decoration support of this editor's viewer. |
| * |
| * <p>This field should not be referenced by subclasses. It is <code>protected</code> for API |
| * compatibility reasons and will be made <code>private</code> soon. Use |
| * {@link #getSourceViewerDecorationSupport(ISourceViewer)} instead.</p> |
| */ |
| private SourceViewerDecorationSupport fSourceViewerDecorationSupport; |
| |
| private void installFoldingSupport(ProjectionViewer projectionViewer) { |
| // fFoldingStructureProvider.install(this, projectionViewer); |
| // projectionViewer.doOperation(ProjectionViewer.TOGGLE); |
| // fFoldingStructureProvider.initialize(); |
| } |
| |
| /** |
| * Returns the source viewer decoration support. |
| * |
| * @param viewer the viewer for which to return a decoration support |
| * @return the source viewer decoration support |
| */ |
| private SourceViewerDecorationSupport getSourceViewerDecorationSupport(ISourceViewer viewer) { |
| if (fSourceViewerDecorationSupport == null) { |
| fSourceViewerDecorationSupport= new SourceViewerDecorationSupport(viewer, getOverviewRuler(), getAnnotationAccess(), getSharedColors()); |
| configureSourceViewerDecorationSupport(fSourceViewerDecorationSupport); |
| } |
| return fSourceViewerDecorationSupport; |
| } |
| |
| /** |
| * Configures the decoration support for this editor's source viewer. Subclasses may override this |
| * method, but should call their superclass' implementation at some point. |
| * |
| * @param support the decoration support to configure |
| */ |
| private void configureSourceViewerDecorationSupport(SourceViewerDecorationSupport support) { |
| |
| Iterator<AnnotationPreference> e = Iterators.filter(fAnnotationPreferences.getAnnotationPreferences().iterator(), AnnotationPreference.class); |
| while (e.hasNext()) |
| support.setAnnotationPreference(e.next()); |
| |
| support.setCursorLinePainterPreferenceKeys(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_CURRENT_LINE, AbstractDecoratedTextEditorPreferenceConstants.EDITOR_CURRENT_LINE_COLOR); |
| support.setMarginPainterPreferenceKeys(AbstractDecoratedTextEditorPreferenceConstants.EDITOR_PRINT_MARGIN, AbstractDecoratedTextEditorPreferenceConstants.EDITOR_PRINT_MARGIN_COLOR, AbstractDecoratedTextEditorPreferenceConstants.EDITOR_PRINT_MARGIN_COLUMN); |
| // support.setSymbolicFontName(getFontPropertyPreferenceKey()); |
| |
| if (characterPairMatcher != null) { |
| support.setCharacterPairMatcher(characterPairMatcher); |
| support.setMatchingCharacterPainterPreferenceKeys(BracketMatchingPreferencesInitializer.IS_ACTIVE_KEY, |
| BracketMatchingPreferencesInitializer.COLOR_KEY); |
| } |
| } |
| |
| /** |
| * Returns the overview ruler. |
| * |
| * @return the overview ruler |
| */ |
| private IOverviewRuler getOverviewRuler() { |
| if (fOverviewRuler == null && (fStyle & SWT.V_SCROLL) != 0) |
| fOverviewRuler= createOverviewRuler(getSharedColors()); |
| return fOverviewRuler; |
| } |
| |
| /** The width of the vertical ruler. */ |
| private static final int VERTICAL_RULER_WIDTH= 12; |
| |
| /** |
| * Returns the annotation access. |
| * |
| * @return the annotation access |
| */ |
| private IAnnotationAccess getAnnotationAccess() { |
| if (fAnnotationAccess == null) |
| fAnnotationAccess= createAnnotationAccess(); |
| return fAnnotationAccess; |
| } |
| |
| /** |
| * Creates the annotation access for this editor. |
| * |
| * @return the created annotation access |
| */ |
| private IAnnotationAccess createAnnotationAccess() { |
| return new DefaultMarkerAnnotationAccess() { |
| @Override |
| public int getLayer(Annotation annotation) { |
| if (annotation.isMarkedDeleted()) { |
| return IAnnotationAccessExtension.DEFAULT_LAYER; |
| } |
| return super.getLayer(annotation); |
| } |
| }; |
| } |
| |
| /** |
| * The annotation preferences. |
| */ |
| private MarkerAnnotationPreferences fAnnotationPreferences; |
| |
| private IOverviewRuler createOverviewRuler(ISharedTextColors sharedColors) { |
| IOverviewRuler ruler= new OverviewRuler(getAnnotationAccess(), VERTICAL_RULER_WIDTH, sharedColors); |
| |
| Iterator<?> e= fAnnotationPreferences.getAnnotationPreferences().iterator(); |
| while (e.hasNext()) { |
| AnnotationPreference preference= (AnnotationPreference) e.next(); |
| if (preference.contributesToHeader()) |
| ruler.addHeaderAnnotationType(preference.getAnnotationType()); |
| } |
| return ruler; |
| } |
| |
| private ISharedTextColors getSharedColors() { |
| return EditorsUI.getSharedTextColors(); |
| } |
| |
| /** |
| * Updates the text of this editor with the given String |
| * |
| * @param text |
| */ |
| public void update(String text) { |
| IDocument document = fSourceViewer.getDocument(); |
| |
| fSourceViewer.setRedraw(false); |
| document.set(text); |
| fSourceViewer.setVisibleRegion(0, text.length()); |
| fSourceViewer.setRedraw(true); |
| } |
| |
| private void createActions() { |
| { |
| TextViewerAction action= new TextViewerAction(fSourceViewer, ITextOperationTarget.CUT); |
| action.setText("Cut"); //$NON-NLS-1$ |
| setAction(ITextEditorActionConstants.CUT, action); |
| setAsSelectionDependantAction(action); |
| } |
| |
| { |
| TextViewerAction action= new TextViewerAction(fSourceViewer, ITextOperationTarget.COPY); |
| action.setText("Copy"); //$NON-NLS-1$ |
| setAction(ITextEditorActionConstants.COPY, action); |
| setAsSelectionDependantAction(action); |
| } |
| |
| { |
| TextViewerAction action= new TextViewerAction(fSourceViewer, ITextOperationTarget.PASTE); |
| action.setText("Paste"); //$NON-NLS-1$ |
| setAction(ITextEditorActionConstants.PASTE, action); |
| setAsSelectionDependantAction(action); |
| } |
| |
| { |
| TextViewerAction action = new TextViewerAction(fSourceViewer, ISourceViewer.CONTENTASSIST_PROPOSALS); |
| action.setText("Content Assist"); //$NON-NLS-1$ |
| setAction(ITextEditorActionDefinitionIds.CONTENT_ASSIST_PROPOSALS, action); |
| setAsContextDependantAction(action); |
| } |
| |
| if (fViewerConfiguration.getContentFormatter(fSourceViewer) != null) { |
| TextViewerAction action = new TextViewerAction(fSourceViewer, ISourceViewer.FORMAT); |
| action.setText("Format"); //$NON-NLS-1$ |
| setAction(XTEXT_UI_FORMAT_ACTION, action); |
| setAsContextDependantAction(action); |
| } |
| |
| { |
| ToggleSLCommentAction action = new ToggleSLCommentAction(fSourceViewer); |
| setAction(XTEXT_UI_TOGGLE_SL_COMMENT_ACTION, action); |
| setAsContextDependantAction(action); |
| action.configure(fSourceViewer, fViewerConfiguration); |
| } |
| } |
| |
| private void setAction(String actionID, IAction action) { |
| if (action.getId() == null) |
| action.setId(actionID); // make sure the action ID has been set |
| |
| fActions.put(actionID, action); |
| } |
| |
| private void setAsContextDependantAction(IAction action) { |
| fActionHandlers.add(new ActionHandler(action)); |
| } |
| |
| private void setAsSelectionDependantAction(IAction action) { |
| fSelectionDependentActions.add(action); |
| } |
| |
| private void updateSelectionDependentActions() { |
| for(IAction action : fSelectionDependentActions) { |
| if (action instanceof IUpdate) { |
| ((IUpdate) action).update(); |
| } |
| } |
| } |
| |
| protected void updateAction(IAction action) { |
| |
| } |
| |
| private Map<String, IAction> fActions = Maps.newHashMap(); |
| private List<IAction> fSelectionDependentActions = Lists.newArrayList(); |
| private List<ActionHandler> fActionHandlers = Lists.newArrayList(); |
| |
| /** |
| * Source viewer focus listener that activates/deactivates action handlers on focus state change. |
| * |
| * @author Mikaël Barbero |
| * |
| */ |
| private final class SourceViewerFocusListener implements FocusListener { |
| private static final String EMBEDEDXTEXT_EDITOR_CONTEXT = "org.eclipse.ocl.examples.xtext.console.xtext.embededxtextEditor.context"; //$NON-NLS-1$ |
| |
| private final Expression fExpression; |
| private final List<IHandlerActivation> fHandlerActivations; |
| private IContextActivation fContextActivation; |
| |
| public SourceViewerFocusListener() { |
| fExpression = new ActiveShellExpression(fSourceViewer.getControl().getShell()); |
| fHandlerActivations = Lists.newArrayList(); |
| |
| fSourceViewer.getControl().addDisposeListener(new DisposeListener() { |
| public void widgetDisposed(DisposeEvent e) { |
| IHandlerService handlerService = (IHandlerService) PlatformUI.getWorkbench().getAdapter(IHandlerService.class); |
| if (handlerService != null) { |
| handlerService.deactivateHandlers(fHandlerActivations); |
| } |
| fHandlerActivations.clear(); |
| } |
| }); |
| } |
| |
| public void focusLost(FocusEvent e) { |
| if (fContextActivation != null) { |
| IWorkbench workbench = PlatformUI.getWorkbench(); |
| IWorkbenchWindow activeWorkbenchWindow = workbench.getActiveWorkbenchWindow(); |
| if (activeWorkbenchWindow != null) { |
| IWorkbenchPage activePage = activeWorkbenchWindow.getActivePage(); |
| IEditorPart activeEditor = activePage.getActiveEditor(); |
| if (activeEditor != null) { |
| IWorkbenchPartSite site = activeEditor.getSite(); |
| IContextService contextService = (IContextService) site.getService(IContextService.class); |
| contextService.deactivateContext(fContextActivation); |
| } |
| } |
| } |
| |
| IHandlerService handlerService = (IHandlerService) PlatformUI.getWorkbench().getAdapter(IHandlerService.class); |
| if (handlerService != null) { |
| handlerService.deactivateHandlers(fHandlerActivations); |
| } |
| } |
| |
| public void focusGained(FocusEvent e) { |
| IWorkbench workbench = PlatformUI.getWorkbench(); |
| IWorkbenchWindow activeWorkbenchWindow = workbench.getActiveWorkbenchWindow(); |
| if (activeWorkbenchWindow != null) { |
| IWorkbenchPage activePage = activeWorkbenchWindow.getActivePage(); |
| IEditorPart activeEditor = activePage.getActiveEditor(); |
| if (activeEditor != null) { |
| IWorkbenchPartSite site = activeEditor.getSite(); |
| IContextService contextService = (IContextService) site.getService(IContextService.class); |
| fContextActivation = contextService.activateContext(EMBEDEDXTEXT_EDITOR_CONTEXT); |
| } |
| else { |
| fContextActivation = null; |
| } |
| } |
| IHandlerService handlerService = (IHandlerService) workbench.getAdapter(IHandlerService.class); |
| if (handlerService != null) { |
| for (ActionHandler actionHandler : fActionHandlers) { |
| fHandlerActivations.add(handlerService.activateHandler(actionHandler.getAction().getId(), actionHandler, fExpression)); |
| } |
| } |
| } |
| } |
| |
| protected XtextResource createResource() { |
| String dummyFileName = fGrammarAccess.getGrammar().getName() + "." + fFileExtension; //$NON-NLS-1$ |
| URI dummyURI = URI.createURI(dummyFileName); |
| ResourceSet resourceSet = getResourceSet(); |
| // XtextResource result = (XtextResource) resourceSet.createResource( |
| // URI.createURI(fGrammarAccess.getGrammar().getName() + "." + fFileExtension)); |
| XtextResource result = fXtextResourceProvider.get(); |
| result.setURI(dummyURI); |
| resourceSet.getResources().add(result); |
| return result; |
| } |
| |
| public ResourceSet getResourceSet() { |
| return fResourceSetProvider.get(null); |
| } |
| } |
