Java tutorial
/******************************************************************************* * The Creative Commons CC-BY-NC 4.0 License * http://creativecommons.org/licenses/by-nc/4.0/legalcode * * Creative Commons (CC) by DFKI GmbH * - Vanessa Hahn <Vanessa.Hahn@dfki.de> * - Robert Nesselrath <rnesselrath@gmail.com> * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT * HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR * OTHER DEALINGS IN THE SOFTWARE. * *******************************************************************************/ package de.dfki.iui.mmds.sdk.editors.grammar_rules; import java.io.IOException; import java.io.InputStream; import java.util.ArrayList; import java.util.Collection; import java.util.Collections; import java.util.EventObject; import java.util.HashMap; import java.util.Iterator; import java.util.LinkedHashMap; import java.util.List; import java.util.Map; import org.eclipse.core.resources.IFile; import org.eclipse.core.resources.IMarker; import org.eclipse.core.resources.IResource; import org.eclipse.core.resources.IResourceChangeEvent; import org.eclipse.core.resources.IResourceChangeListener; import org.eclipse.core.resources.IResourceDelta; import org.eclipse.core.resources.IResourceDeltaVisitor; 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.NullProgressMonitor; import org.eclipse.emf.common.command.BasicCommandStack; import org.eclipse.emf.common.command.Command; import org.eclipse.emf.common.command.CommandStack; import org.eclipse.emf.common.command.CommandStackListener; import org.eclipse.emf.common.notify.AdapterFactory; import org.eclipse.emf.common.notify.Notification; import org.eclipse.emf.common.ui.MarkerHelper; import org.eclipse.emf.common.ui.ViewerPane; import org.eclipse.emf.common.ui.editor.ProblemEditorPart; import org.eclipse.emf.common.ui.viewer.IViewerProvider; import org.eclipse.emf.common.util.BasicDiagnostic; import org.eclipse.emf.common.util.Diagnostic; import org.eclipse.emf.common.util.URI; import org.eclipse.emf.ecore.EObject; import org.eclipse.emf.ecore.EValidator; import org.eclipse.emf.ecore.resource.Resource; import org.eclipse.emf.ecore.resource.ResourceSet; import org.eclipse.emf.ecore.util.EContentAdapter; import org.eclipse.emf.ecore.util.EcoreUtil; import org.eclipse.emf.edit.domain.AdapterFactoryEditingDomain; import org.eclipse.emf.edit.domain.EditingDomain; import org.eclipse.emf.edit.domain.IEditingDomainProvider; import org.eclipse.emf.edit.provider.AdapterFactoryItemDelegator; import org.eclipse.emf.edit.provider.ComposedAdapterFactory; import org.eclipse.emf.edit.provider.ReflectiveItemProviderAdapterFactory; import org.eclipse.emf.edit.provider.resource.ResourceItemProviderAdapterFactory; import org.eclipse.emf.edit.ui.action.EditingDomainActionBarContributor; import org.eclipse.emf.edit.ui.provider.AdapterFactoryContentProvider; import org.eclipse.emf.edit.ui.util.EditUIMarkerHelper; import org.eclipse.emf.edit.ui.util.EditUIUtil; import org.eclipse.emf.edit.ui.view.ExtendedPropertySheetPage; import org.eclipse.jface.action.IMenuListener; import org.eclipse.jface.action.IMenuManager; import org.eclipse.jface.action.IStatusLineManager; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.dialogs.ProgressMonitorDialog; import org.eclipse.jface.viewers.ISelection; import org.eclipse.jface.viewers.ISelectionChangedListener; import org.eclipse.jface.viewers.ISelectionProvider; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.SelectionChangedEvent; import org.eclipse.jface.viewers.StructuredSelection; import org.eclipse.jface.viewers.TreeViewer; import org.eclipse.jface.viewers.Viewer; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.CTabFolder; import org.eclipse.swt.graphics.Point; import org.eclipse.ui.IActionBars; import org.eclipse.ui.IEditorInput; import org.eclipse.ui.IEditorPart; import org.eclipse.ui.IEditorSite; import org.eclipse.ui.IPartListener; import org.eclipse.ui.IWorkbenchPart; import org.eclipse.ui.PartInitException; import org.eclipse.ui.actions.WorkspaceModifyOperation; import org.eclipse.ui.dialogs.SaveAsDialog; import org.eclipse.ui.ide.IGotoMarker; import org.eclipse.ui.part.FileEditorInput; import org.eclipse.ui.part.MultiPageEditorPart; import org.eclipse.ui.views.contentoutline.ContentOutline; import org.eclipse.ui.views.contentoutline.IContentOutlinePage; import org.eclipse.ui.views.properties.IPropertySheetPage; import org.eclipse.ui.views.properties.PropertySheet; import org.eclipse.ui.views.properties.PropertySheetPage; import de.dfki.iui.mmds.core.model.base.provider.BaseItemProviderAdapterFactory; import de.dfki.iui.mmds.core.model.pattern.provider.PatternItemProviderAdapterFactory; import de.dfki.iui.mmds.core.model.speech_recognition.grammar_rules.Ruleset; import de.dfki.iui.mmds.sdk.editors.grammar_rules.providers.Grammar_rulesCustomItemProviderAdapterFactory; import de.dfki.iui.mmds.sdk.editors.model.ProjectEditorEditingDomain; /** * This is the class of the multiPage editor. MAinly the logic is the same as * the default editor with few small changes * * @author Evica Ilieva & Robert Neelrath * */ public class RulesEditor extends MultiPageEditorPart implements IEditingDomainProvider, ISelectionProvider, IMenuListener, IViewerProvider, IGotoMarker { // private RulesEditor UtteranceEditorPart; // private TextEditor textEditor; private Ruleset ruleset; /** * This keeps track of the editing domain that is used to track all changes * to the model. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected AdapterFactoryEditingDomain editingDomain; /** * This is the one adapter factory used for providing views of the model. * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected ComposedAdapterFactory adapterFactory; /** * This is the content outline page. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ protected IContentOutlinePage contentOutlinePage; /** * This is a kludge... <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected IStatusLineManager contentOutlineStatusLineManager; /** * This is the content outline page's viewer. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ protected TreeViewer contentOutlineViewer; /** * This is the property sheet page. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ protected PropertySheetPage propertySheetPage; /** * This keeps track of the active viewer pane, in the book. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected ViewerPane currentViewerPane; /** * This is the viewer that shadows the selection in the content outline. The * parent relation must be correctly defined for this to work. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected TreeViewer selectionViewer; /** * This keeps track of the active content viewer, which may be either one of * the viewers in the pages or the content outline viewer. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected Viewer currentViewer; /** * This listens to which ever viewer is active. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ protected ISelectionChangedListener selectionChangedListener; /** * This keeps track of all the * {@link org.eclipse.jface.viewers.ISelectionChangedListener}s that are * listening to this editor. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected Collection<ISelectionChangedListener> selectionChangedListeners = new ArrayList<ISelectionChangedListener>(); /** * This keeps track of the selection of the editor as a whole. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected ISelection editorSelection = StructuredSelection.EMPTY; /** * The MarkerHelper is responsible for creating workspace resource markers * presented in Eclipse's Problems View. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ protected MarkerHelper markerHelper = new EditUIMarkerHelper(); protected AdapterFactoryItemDelegator itemDelegator; /** * This listens for when the outline becomes active <!-- begin-user-doc --> * <!-- end-user-doc --> * * @generated */ protected IPartListener partListener = new IPartListener() { @Override public void partActivated(IWorkbenchPart p) { if (p instanceof ContentOutline) { if (((ContentOutline) p).getCurrentPage() == contentOutlinePage) { getActionBarContributor().setActiveEditor(RulesEditor.this); setCurrentViewer(contentOutlineViewer); } } else if (p instanceof PropertySheet) { if (((PropertySheet) p).getCurrentPage() == propertySheetPage) { getActionBarContributor().setActiveEditor(RulesEditor.this); handleActivate(); } } else if (p == RulesEditor.this) { handleActivate(); } } @Override public void partBroughtToTop(IWorkbenchPart p) { // Ignore. } @Override public void partClosed(IWorkbenchPart p) { // Ignore. } @Override public void partDeactivated(IWorkbenchPart p) { // Ignore. } @Override public void partOpened(IWorkbenchPart p) { // Ignore. } }; /** * Resources that have been removed since last activation. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected Collection<Resource> removedResources = new ArrayList<Resource>(); /** * Resources that have been changed since last activation. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected Collection<Resource> changedResources = new ArrayList<Resource>(); /** * Resources that have been saved. <!-- begin-user-doc --> <!-- end-user-doc * --> * * @generated */ protected Collection<Resource> savedResources = new ArrayList<Resource>(); /** * Map to store the diagnostic associated with a resource. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected Map<Resource, Diagnostic> resourceToDiagnosticMap = new LinkedHashMap<Resource, Diagnostic>(); /** * Controls whether the problem indication should be updated. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected boolean updateProblemIndication = true; /** * Adapter used to update the problem indication when resources are demanded * loaded. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected EContentAdapter problemIndicationAdapter = new EContentAdapter() { @Override public void notifyChanged(Notification notification) { if (notification.getNotifier() instanceof Resource) { switch (notification.getFeatureID(Resource.class)) { case Resource.RESOURCE__IS_LOADED: case Resource.RESOURCE__ERRORS: case Resource.RESOURCE__WARNINGS: { Resource resource = (Resource) notification.getNotifier(); Diagnostic diagnostic = analyzeResourceProblems(resource, null); if (diagnostic.getSeverity() != Diagnostic.OK) { resourceToDiagnosticMap.put(resource, diagnostic); } else { resourceToDiagnosticMap.remove(resource); } if (updateProblemIndication) { getSite().getShell().getDisplay().asyncExec(new Runnable() { @Override public void run() { updateProblemIndication(); } }); } break; } } } else { super.notifyChanged(notification); } } @Override protected void setTarget(Resource target) { basicSetTarget(target); } @Override protected void unsetTarget(Resource target) { basicUnsetTarget(target); } }; /** * This listens for workspace changes. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ protected IResourceChangeListener resourceChangeListener = new IResourceChangeListener() { @Override public void resourceChanged(IResourceChangeEvent event) { IResourceDelta delta = event.getDelta(); try { class ResourceDeltaVisitor implements IResourceDeltaVisitor { protected ResourceSet resourceSet = editingDomain.getResourceSet(); protected Collection<Resource> changedResources = new ArrayList<Resource>(); protected Collection<Resource> removedResources = new ArrayList<Resource>(); @Override public boolean visit(IResourceDelta delta) { if (delta.getResource().getType() == IResource.FILE) { if (delta.getKind() == IResourceDelta.REMOVED || delta.getKind() == IResourceDelta.CHANGED && delta.getFlags() != IResourceDelta.MARKERS) { Resource resource = resourceSet.getResource( URI.createPlatformResourceURI(delta.getFullPath().toString(), true), false); if (resource != null) { if (delta.getKind() == IResourceDelta.REMOVED) { removedResources.add(resource); } else if (!savedResources.remove(resource)) { changedResources.add(resource); } } } } return true; } public Collection<Resource> getChangedResources() { return changedResources; } public Collection<Resource> getRemovedResources() { return removedResources; } } final ResourceDeltaVisitor visitor = new ResourceDeltaVisitor(); delta.accept(visitor); if (!visitor.getRemovedResources().isEmpty()) { getSite().getShell().getDisplay().asyncExec(new Runnable() { @Override public void run() { removedResources.addAll(visitor.getRemovedResources()); if (!isDirty()) { getSite().getPage().closeEditor(RulesEditor.this, false); } } }); } if (!visitor.getChangedResources().isEmpty()) { getSite().getShell().getDisplay().asyncExec(new Runnable() { @Override public void run() { changedResources.addAll(visitor.getChangedResources()); if (getSite().getPage().getActiveEditor() == RulesEditor.this) { handleActivate(); } } }); } } catch (CoreException exception) { Speech_recognitionEditorPlugin.INSTANCE.log(exception); } } }; /** * Handles activation of the editor or it's associated views. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected void handleActivate() { // Recompute the read only state. // if (editingDomain.getResourceToReadOnlyMap() != null) { editingDomain.getResourceToReadOnlyMap().clear(); // Refresh any actions that may become enabled or disabled. // setSelection(getSelection()); } if (!removedResources.isEmpty()) { if (handleDirtyConflict()) { getSite().getPage().closeEditor(RulesEditor.this, false); } else { removedResources.clear(); changedResources.clear(); savedResources.clear(); } } else if (!changedResources.isEmpty()) { changedResources.removeAll(savedResources); handleChangedResources(); changedResources.clear(); savedResources.clear(); } } /** * Handles what to do with changed resources on activation. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected void handleChangedResources() { if (!changedResources.isEmpty() && (!isDirty() || handleDirtyConflict())) { if (isDirty()) { changedResources.addAll(editingDomain.getResourceSet().getResources()); } editingDomain.getCommandStack().flush(); updateProblemIndication = false; for (Resource resource : changedResources) { if (resource.isLoaded()) { resource.unload(); try { resource.load(Collections.EMPTY_MAP); } catch (IOException exception) { if (!resourceToDiagnosticMap.containsKey(resource)) { resourceToDiagnosticMap.put(resource, analyzeResourceProblems(resource, exception)); } } } } if (AdapterFactoryEditingDomain.isStale(editorSelection)) { setSelection(StructuredSelection.EMPTY); } updateProblemIndication = true; updateProblemIndication(); } } /** * Updates the problems indication with the information described in the * specified diagnostic. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected void updateProblemIndication() { if (updateProblemIndication) { BasicDiagnostic diagnostic = new BasicDiagnostic(Diagnostic.OK, "de.dfki.iui.mmds.core.model.speech_recognition.editor", 0, null, new Object[] { editingDomain.getResourceSet() }); for (Diagnostic childDiagnostic : resourceToDiagnosticMap.values()) { if (childDiagnostic.getSeverity() != Diagnostic.OK) { diagnostic.add(childDiagnostic); } } int lastEditorPage = getPageCount() - 1; if (lastEditorPage >= 0 && getEditor(lastEditorPage) instanceof ProblemEditorPart) { ((ProblemEditorPart) getEditor(lastEditorPage)).setDiagnostic(diagnostic); if (diagnostic.getSeverity() != Diagnostic.OK) { setActivePage(lastEditorPage); } } else if (diagnostic.getSeverity() != Diagnostic.OK) { ProblemEditorPart problemEditorPart = new ProblemEditorPart(); problemEditorPart.setDiagnostic(diagnostic); problemEditorPart.setMarkerHelper(markerHelper); try { addPage(++lastEditorPage, problemEditorPart, getEditorInput()); setPageText(lastEditorPage, problemEditorPart.getPartName()); setActivePage(lastEditorPage); showTabs(); } catch (PartInitException exception) { Speech_recognitionEditorPlugin.INSTANCE.log(exception); } } if (markerHelper.hasMarkers(editingDomain.getResourceSet())) { markerHelper.deleteMarkers(editingDomain.getResourceSet()); if (diagnostic.getSeverity() != Diagnostic.OK) { try { markerHelper.createMarkers(diagnostic); } catch (CoreException exception) { Speech_recognitionEditorPlugin.INSTANCE.log(exception); } } } } } /** * Shows a dialog that asks if conflicting changes should be discarded. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected boolean handleDirtyConflict() { return MessageDialog.openQuestion(getSite().getShell(), getString("_UI_FileConflict_label"), getString("_WARN_FileConflict")); } /** * This creates a model editor. <!-- begin-user-doc --> <!-- end-user-doc * --> * * @generated */ public RulesEditor() { super(); initializeEditingDomain(); } /** * This sets up the editing domain for the model editor. <!-- begin-user-doc * --> <!-- end-user-doc --> * * @generated */ protected void initializeEditingDomain() { // Create an adapter factory that yields item providers. // adapterFactory = new ComposedAdapterFactory(ComposedAdapterFactory.Descriptor.Registry.INSTANCE); adapterFactory.addAdapterFactory(new ResourceItemProviderAdapterFactory()); adapterFactory.addAdapterFactory(new Grammar_rulesCustomItemProviderAdapterFactory()); adapterFactory.addAdapterFactory(new BaseItemProviderAdapterFactory()); adapterFactory.addAdapterFactory(new PatternItemProviderAdapterFactory()); adapterFactory.addAdapterFactory(new ReflectiveItemProviderAdapterFactory()); // Create the command stack that will notify this editor as commands are // executed. // BasicCommandStack commandStack = new BasicCommandStack(); // Add a listener to set the most recent command's affected objects to // be the selection of the viewer with focus. // commandStack.addCommandStackListener(new CommandStackListener() { @Override public void commandStackChanged(final EventObject event) { getContainer().getDisplay().asyncExec(new Runnable() { @Override public void run() { firePropertyChange(IEditorPart.PROP_DIRTY); // Try to select the affected objects. // Command mostRecentCommand = ((CommandStack) event.getSource()).getMostRecentCommand(); if (mostRecentCommand != null) { if (currentViewer instanceof TreeViewer) { currentViewer.setSelection( new StructuredSelection(mostRecentCommand.getAffectedObjects().toArray()), true); } } if (propertySheetPage != null && !propertySheetPage.getControl().isDisposed()) { propertySheetPage.refresh(); } } }); } }); this.itemDelegator = new AdapterFactoryItemDelegator(adapterFactory); // Create the editing domain with a special command stack. // editingDomain = new ProjectEditorEditingDomain(adapterFactory, commandStack, new HashMap<Resource, Boolean>()); } @Override protected void createPages() { createModel(); int pageIndex = 0; if (!getEditingDomain().getResourceSet().getResources().isEmpty()) { try { pageIndex = addPage(new UtteranceEditorPart(ruleset, this), getEditorInput()); setPageText(pageIndex, "Utterance Rules"); pageIndex = addPage(new EntityEditorPart(ruleset, this), getEditorInput()); setPageText(pageIndex, "Entity Rules"); pageIndex = addPage(new SemanticMappingEditorPart(ruleset, this), getEditorInput()); setPageText(pageIndex, "Semantic Mappings Rules"); } catch (PartInitException e) { // TODO Auto-generated catch block e.printStackTrace(); } getSite().getShell().getDisplay().asyncExec(new Runnable() { @Override public void run() { setActivePage(0); updateTitle(); } }); } getSite().getShell().getDisplay().asyncExec(new Runnable() { @Override public void run() { updateProblemIndication(); } }); } private void updateTitle() { IEditorInput input = getEditorInput(); setPartName(input.getName()); setTitleToolTip(input.getToolTipText()); } /** * This is here for the listener to be able to call it. <!-- begin-user-doc * --> <!-- end-user-doc --> * * @generated */ @Override protected void firePropertyChange(int action) { super.firePropertyChange(action); } // /** // * This sets the selection into whichever viewer is active. <!-- // * begin-user-doc --> <!-- end-user-doc --> // * // * @generated // */ // public void setSelectionToViewer(Collection<?> collection) { // final Collection<?> theSelection = collection; // // Make sure it's okay. // // // if (theSelection != null && !theSelection.isEmpty()) { // Runnable runnable = new Runnable() { // @Override // public void run() { // // Try to select the items in the current content viewer of // // the editor. // // // if (currentViewer != null) { // currentViewer.setSelection(new // StructuredSelection(theSelection.toArray()), true); // } // } // }; // getSite().getShell().getDisplay().asyncExec(runnable); // } // } /** * This returns the editing domain as required by the * {@link IEditingDomainProvider} interface. This is important for * implementing the static methods of {@link AdapterFactoryEditingDomain} * and for supporting {@link org.eclipse.emf.edit.ui.action.CommandAction}. * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public EditingDomain getEditingDomain() { return editingDomain; } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ public void setCurrentViewerPane(ViewerPane viewerPane) { if (currentViewerPane != viewerPane) { if (currentViewerPane != null) { currentViewerPane.showFocus(false); } currentViewerPane = viewerPane; } setCurrentViewer(currentViewerPane.getViewer()); } /** * This makes sure that one content viewer, either for the current page or * the outline view, if it has focus, is the current one. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ public void setCurrentViewer(Viewer viewer) { // If it is changing... // if (currentViewer != viewer) { if (selectionChangedListener == null) { // Create the listener on demand. // selectionChangedListener = new ISelectionChangedListener() { // This just notifies those things that are affected by the // section. // @Override public void selectionChanged(SelectionChangedEvent selectionChangedEvent) { setSelection(selectionChangedEvent.getSelection()); } }; } // Stop listening to the old one. // if (currentViewer != null) { currentViewer.removeSelectionChangedListener(selectionChangedListener); } // Start listening to the new one. // if (viewer != null) { viewer.addSelectionChangedListener(selectionChangedListener); } // Remember it. // currentViewer = viewer; // Set the editors selection based on the current viewer's // selection. // setSelection(currentViewer == null ? StructuredSelection.EMPTY : currentViewer.getSelection()); } } /** * This returns the viewer as required by the {@link IViewerProvider} * interface. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public Viewer getViewer() { return currentViewer; } // /** // * This creates a context menu for the viewer and adds a listener as well // * registering the menu for extension. <!-- begin-user-doc --> <!-- // * end-user-doc --> // * // * @generated // */ // protected void createContextMenuFor(StructuredViewer viewer) { // MenuManager contextMenu = new MenuManager("#PopUp"); // contextMenu.add(new Separator("additions")); // contextMenu.setRemoveAllWhenShown(true); // contextMenu.addMenuListener(this); // Menu menu = contextMenu.createContextMenu(viewer.getControl()); // viewer.getControl().setMenu(menu); // getSite().registerContextMenu(contextMenu, new // UnwrappingSelectionProvider(viewer)); // // int dndOperations = DND.DROP_COPY | DND.DROP_MOVE | DND.DROP_LINK; // Transfer[] transfers = new Transfer[] { LocalTransfer.getInstance() }; // viewer.addDragSupport(dndOperations, transfers, new // ViewerDragAdapter(viewer)); // viewer.addDropSupport(dndOperations, transfers, new // EditingDomainViewerDropAdapter(editingDomain, viewer)); // } /** * This is the method called to load a resource into the editing domain's * resource set based on the editor's input. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ public void createModel() { URI resourceURI = EditUIUtil.getURI(getEditorInput()); Exception exception = null; Resource resource = null; try { // Load the resource through the editing domain. // resource = editingDomain.getResourceSet().getResource(resourceURI, true); } catch (Exception e) { exception = e; resource = editingDomain.getResourceSet().getResource(resourceURI, false); } Diagnostic diagnostic = analyzeResourceProblems(resource, exception); if (diagnostic.getSeverity() != Diagnostic.OK) { resourceToDiagnosticMap.put(resource, analyzeResourceProblems(resource, exception)); } editingDomain.getResourceSet().eAdapters().add(problemIndicationAdapter); if (resource != null) { ruleset = (Ruleset) resource.getContents().get(0); } } /** * Returns a diagnostic describing the errors and warnings listed in the * resource and the specified exception (if any). <!-- begin-user-doc --> * <!-- end-user-doc --> * * @generated */ public Diagnostic analyzeResourceProblems(Resource resource, Exception exception) { if (!resource.getErrors().isEmpty() || !resource.getWarnings().isEmpty()) { BasicDiagnostic basicDiagnostic = new BasicDiagnostic(Diagnostic.ERROR, "de.dfki.iui.mmds.core.model.speech_recognition.editor", 0, getString("_UI_CreateModelError_message", resource.getURI()), new Object[] { exception == null ? (Object) resource : exception }); basicDiagnostic.merge(EcoreUtil.computeDiagnostic(resource, true)); return basicDiagnostic; } else if (exception != null) return new BasicDiagnostic(Diagnostic.ERROR, "de.dfki.iui.mmds.core.model.speech_recognition.editor", 0, getString("_UI_CreateModelError_message", resource.getURI()), new Object[] { exception }); else return Diagnostic.OK_INSTANCE; } /** * If there is just one page in the multi-page editor part, this hides the * single tab at the bottom. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected void hideTabs() { if (getPageCount() <= 1) { setPageText(0, ""); if (getContainer() instanceof CTabFolder) { ((CTabFolder) getContainer()).setTabHeight(1); Point point = getContainer().getSize(); getContainer().setSize(point.x, point.y + 6); } } } /** * If there is more than one page in the multi-page editor part, this shows * the tabs at the bottom. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected void showTabs() { if (getPageCount() > 1) { setPageText(0, getString("_UI_SelectionPage_label")); if (getContainer() instanceof CTabFolder) { ((CTabFolder) getContainer()).setTabHeight(SWT.DEFAULT); Point point = getContainer().getSize(); getContainer().setSize(point.x, point.y - 6); } } } @Override protected void pageChange(int pageIndex) { super.pageChange(pageIndex); if (contentOutlinePage != null) { handleContentOutlineSelection(contentOutlinePage.getSelection()); } IEditorPart part = getEditor(pageIndex); if (part instanceof AbstractGrammarEditorPart) { ((AbstractGrammarEditorPart) getEditor(pageIndex)).refreshContent(); } } /** * This is how the framework determines which interfaces we implement. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ @SuppressWarnings("rawtypes") @Override public Object getAdapter(Class key) { /* * if (key.equals(IContentOutlinePage.class)) { return showOutlineView() * ? getContentOutlinePage() : null; } else */if (key.equals(IPropertySheetPage.class)) return getPropertySheetPage(); else if (key.equals(IGotoMarker.class)) return this; else return super.getAdapter(key); } /** * This accesses a cached version of the content outliner. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ /* * public IContentOutlinePage getContentOutlinePage() { if * (contentOutlinePage == null) { // The content outline is just a tree. // * class MyContentOutlinePage extends ContentOutlinePage { * * @Override public void createControl(Composite parent) { * super.createControl(parent); contentOutlineViewer = getTreeViewer(); * contentOutlineViewer.addSelectionChangedListener(this); * * // Set up the tree viewer. // contentOutlineViewer.setContentProvider(new * AdapterFactoryContentProvider(adapterFactory)); * contentOutlineViewer.setLabelProvider(new * AdapterFactoryLabelProvider(adapterFactory)); * contentOutlineViewer.setInput(editingDomain.getResourceSet()); * * // Make sure our popups work. // * createContextMenuFor(contentOutlineViewer); * * if (!editingDomain.getResourceSet().getResources().isEmpty()) { // Select * the root object in the view. // contentOutlineViewer.setSelection(new * StructuredSelection * (editingDomain.getResourceSet().getResources().get(0)), true); } } * * @Override public void makeContributions(IMenuManager menuManager, * IToolBarManager toolBarManager, IStatusLineManager statusLineManager) { * super.makeContributions(menuManager, toolBarManager, statusLineManager); * contentOutlineStatusLineManager = statusLineManager; } * * @Override public void setActionBars(IActionBars actionBars) { * super.setActionBars(actionBars); * getActionBarContributor().shareGlobalActions(this, actionBars); } } * * contentOutlinePage = new MyContentOutlinePage(); * * // Listen to selection so that we can handle it is a special way. // * contentOutlinePage.addSelectionChangedListener (new * ISelectionChangedListener() { // This ensures that we handle selections * correctly. // public void selectionChanged(SelectionChangedEvent event) { * //handleContentOutlineSelection(event.getSelection()); } }); } * * return contentOutlinePage; } */ /** * This accesses a cached version of the property sheet. <!-- begin-user-doc * --> <!-- end-user-doc --> * * @generated */ public IPropertySheetPage getPropertySheetPage() { if (propertySheetPage == null) { propertySheetPage = new ExtendedPropertySheetPage(editingDomain) { @Override public void setSelectionToViewer(List<?> selection) { // RulesEditor.this.setSelectionToViewer(selection); RulesEditor.this.setFocus(); } @Override public void setActionBars(IActionBars actionBars) { super.setActionBars(actionBars); getActionBarContributor().shareGlobalActions(this, actionBars); } }; propertySheetPage.setPropertySourceProvider(new AdapterFactoryContentProvider(adapterFactory)); } return propertySheetPage; } /** * This deals with how we want selection in the outliner to affect the other * views. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ public void handleContentOutlineSelection(ISelection selection) { if (currentViewerPane != null && !selection.isEmpty() && selection instanceof IStructuredSelection) { Iterator<?> selectedElements = ((IStructuredSelection) selection).iterator(); if (selectedElements.hasNext()) { // Get the first selected element. // Object selectedElement = selectedElements.next(); // If it's the selection viewer, then we want it to select the // same selection as this selection. // // if (currentViewerPane.getViewer() == tableViewer) { // // ArrayList<Object> selectionList = new ArrayList<Object>(); // selectionList.add(selectedElement); // while (selectedElements.hasNext()) { // selectionList.add(selectedElements.next()); // } // // // Set the selection to the widget. // // // // selectionViewer.setSelection(new // // StructuredSelection(selectionList)); // currentViewerPane.getViewer().setSelection(new // StructuredSelection(selectionList)); // } else { // // Set the input to the widget. // // // if (currentViewerPane.getViewer().getInput() != // selectedElement) { // currentViewerPane.getViewer().setInput(selectedElement); // currentViewerPane.setTitle(selectedElement); // } // } } } } /** * This is for implementing {@link IEditorPart} and simply tests the command * stack. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public boolean isDirty() { return ((BasicCommandStack) editingDomain.getCommandStack()).isSaveNeeded(); } /** * This is for implementing {@link IEditorPart} and simply saves the model * file. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public void doSave(IProgressMonitor progressMonitor) { // Save only resources that have actually changed. // final Map<Object, Object> saveOptions = new HashMap<Object, Object>(); saveOptions.put(Resource.OPTION_SAVE_ONLY_IF_CHANGED, Resource.OPTION_SAVE_ONLY_IF_CHANGED_MEMORY_BUFFER); // Do the work within an operation because this is a long running // activity that modifies the workbench. // WorkspaceModifyOperation operation = new WorkspaceModifyOperation() { // This is the method that gets invoked when the operation runs. // @Override public void execute(IProgressMonitor monitor) { // Save the resources to the file system. // boolean first = true; for (Resource resource : editingDomain.getResourceSet().getResources()) { if ((first || !resource.getContents().isEmpty() || isPersisted(resource)) && !editingDomain.isReadOnly(resource)) { try { long timeStamp = resource.getTimeStamp(); resource.save(saveOptions); if (resource.getTimeStamp() != timeStamp) { savedResources.add(resource); } } catch (Exception exception) { resourceToDiagnosticMap.put(resource, analyzeResourceProblems(resource, exception)); } first = false; } } } }; updateProblemIndication = false; try { // This runs the options, and shows progress. // new ProgressMonitorDialog(getSite().getShell()).run(true, false, operation); // Refresh the necessary state. // ((BasicCommandStack) editingDomain.getCommandStack()).saveIsDone(); firePropertyChange(IEditorPart.PROP_DIRTY); } catch (Exception exception) { // Something went wrong that shouldn't. // Speech_recognitionEditorPlugin.INSTANCE.log(exception); } updateProblemIndication = true; updateProblemIndication(); } /** * This returns whether something has been persisted to the URI of the * specified resource. The implementation uses the URI converter from the * editor's resource set to try to open an input stream. <!-- begin-user-doc * --> <!-- end-user-doc --> * * @generated */ protected boolean isPersisted(Resource resource) { boolean result = false; try { InputStream stream = editingDomain.getResourceSet().getURIConverter() .createInputStream(resource.getURI()); if (stream != null) { result = true; stream.close(); } } catch (IOException e) { // Ignore } return result; } /** * This always returns true because it is not currently supported. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public boolean isSaveAsAllowed() { return true; } /** * This also changes the editor's input. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ @Override public void doSaveAs() { SaveAsDialog saveAsDialog = new SaveAsDialog(getSite().getShell()); saveAsDialog.open(); IPath path = saveAsDialog.getResult(); if (path != null) { IFile file = ResourcesPlugin.getWorkspace().getRoot().getFile(path); if (file != null) { doSaveAs(URI.createPlatformResourceURI(file.getFullPath().toString(), true), new FileEditorInput(file)); } } } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected void doSaveAs(URI uri, IEditorInput editorInput) { (editingDomain.getResourceSet().getResources().get(0)).setURI(uri); setInputWithNotify(editorInput); setPartName(editorInput.getName()); IProgressMonitor progressMonitor = getActionBars().getStatusLineManager() != null ? getActionBars().getStatusLineManager().getProgressMonitor() : new NullProgressMonitor(); doSave(progressMonitor); } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public void gotoMarker(IMarker marker) { try { if (marker.getType().equals(EValidator.MARKER)) { String uriAttribute = marker.getAttribute(EValidator.URI_ATTRIBUTE, null); if (uriAttribute != null) { URI uri = URI.createURI(uriAttribute); EObject eObject = editingDomain.getResourceSet().getEObject(uri, true); if (eObject != null) { // setSelectionToViewer(Collections.singleton(editingDomain.getWrapper(eObject))); } } } } catch (CoreException exception) { Speech_recognitionEditorPlugin.INSTANCE.log(exception); } } /** * This is called during startup. <!-- begin-user-doc --> <!-- end-user-doc * --> * * @generated */ @Override public void init(IEditorSite site, IEditorInput editorInput) { setSite(site); setInputWithNotify(editorInput); setPartName(editorInput.getName()); site.setSelectionProvider(this); site.getPage().addPartListener(partListener); ResourcesPlugin.getWorkspace().addResourceChangeListener(resourceChangeListener, IResourceChangeEvent.POST_CHANGE); } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated NOT */ @Override public void setFocus() { if (currentViewerPane != null) { currentViewerPane.setFocus(); } else { getActiveEditor().setFocus(); } } /** * This implements {@link org.eclipse.jface.viewers.ISelectionProvider}. * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public void addSelectionChangedListener(ISelectionChangedListener listener) { selectionChangedListeners.add(listener); } /** * This implements {@link org.eclipse.jface.viewers.ISelectionProvider}. * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public void removeSelectionChangedListener(ISelectionChangedListener listener) { selectionChangedListeners.remove(listener); } /** * This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to * return this editor's overall selection. <!-- begin-user-doc --> <!-- * end-user-doc --> * * @generated */ @Override public ISelection getSelection() { return editorSelection; } /** * This implements {@link org.eclipse.jface.viewers.ISelectionProvider} to * set this editor's overall selection. Calling this result will notify the * listeners. <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated NOT */ @Override public void setSelection(ISelection selection) { editorSelection = selection; Object[] array = selectionChangedListeners.toArray(); for (int i = 0; i < array.length; ++i) { ((ISelectionChangedListener) array[i]).selectionChanged(new SelectionChangedEvent(this, selection)); } setStatusLineManager(selection); } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ public void setStatusLineManager(ISelection selection) { IStatusLineManager statusLineManager = currentViewer != null && currentViewer == contentOutlineViewer ? contentOutlineStatusLineManager : getActionBars().getStatusLineManager(); if (statusLineManager != null) { if (selection instanceof IStructuredSelection) { Collection<?> collection = ((IStructuredSelection) selection).toList(); switch (collection.size()) { case 0: { statusLineManager.setMessage(getString("_UI_NoObjectSelected")); break; } case 1: { String text = new AdapterFactoryItemDelegator(adapterFactory) .getText(collection.iterator().next()); statusLineManager.setMessage(getString("_UI_SingleObjectSelected", text)); break; } default: { statusLineManager .setMessage(getString("_UI_MultiObjectSelected", Integer.toString(collection.size()))); break; } } } else { statusLineManager.setMessage(""); } } } /** * This looks up a string in the plugin's plugin.properties file. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ private static String getString(String key) { return Speech_recognitionEditorPlugin.INSTANCE.getString(key); } public AdapterFactoryItemDelegator getItemDelegator() { return this.itemDelegator; } /** * This looks up a string in plugin.properties, making a substitution. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ private static String getString(String key, Object s1) { return Speech_recognitionEditorPlugin.INSTANCE.getString(key, new Object[] { s1 }); } /** * This implements {@link org.eclipse.jface.action.IMenuListener} to help * fill the context menus with contributions from the Edit menu. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public void menuAboutToShow(IMenuManager menuManager) { ((IMenuListener) getEditorSite().getActionBarContributor()).menuAboutToShow(menuManager); } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ public EditingDomainActionBarContributor getActionBarContributor() { return (EditingDomainActionBarContributor) getEditorSite().getActionBarContributor(); } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ public IActionBars getActionBars() { return getActionBarContributor().getActionBars(); } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ public AdapterFactory getAdapterFactory() { return adapterFactory; } /** * <!-- begin-user-doc --> <!-- end-user-doc --> * * @generated */ @Override public void dispose() { updateProblemIndication = false; ResourcesPlugin.getWorkspace().removeResourceChangeListener(resourceChangeListener); getSite().getPage().removePartListener(partListener); adapterFactory.dispose(); if (getActionBarContributor().getActiveEditor() == this) { getActionBarContributor().setActiveEditor(null); } if (propertySheetPage != null) { propertySheetPage.dispose(); } if (contentOutlinePage != null) { contentOutlinePage.dispose(); } super.dispose(); } /** * Returns whether the outline view should be presented to the user. <!-- * begin-user-doc --> <!-- end-user-doc --> * * @generated */ protected boolean showOutlineView() { return true; } }