/** Creates the actions and action groups for this view. */
protected void createActions() {
fGotoInputAction = new GotoInputAction(this);
fGotoInputAction.setEnabled(false);
fCopyToClipboardAction = new CopyToClipboardAction(getViewSite());
ISelectionProvider provider = getSelectionProvider();
if (provider != null) provider.addSelectionChangedListener(fCopyToClipboardAction);
}
/**
* Creates a new <code>ImplementorsSearchGroup</code>. The group requires that the selection
* provided by the given selection provider is of type {@link IStructuredSelection}.
*
* @param site the site that will own the action group.
* @param specialSelectionProvider the selection provider used instead of the sites selection
* provider.
* @since 3.4
*/
public ImplementorsSearchGroup(IWorkbenchSite site, ISelectionProvider specialSelectionProvider) {
fSite = site;
fGroupId = IContextMenuConstants.GROUP_SEARCH;
fFindImplementorsAction = new FindImplementorsAction(site);
fFindImplementorsAction.setActionDefinitionId(
IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_WORKSPACE);
fFindImplementorsInProjectAction = new FindImplementorsInProjectAction(site);
fFindImplementorsInProjectAction.setActionDefinitionId(
IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_PROJECT);
fFindImplementorsInWorkingSetAction = new FindImplementorsInWorkingSetAction(site);
fFindImplementorsInWorkingSetAction.setActionDefinitionId(
IJavaEditorActionDefinitionIds.SEARCH_IMPLEMENTORS_IN_WORKING_SET);
// register the actions as selection listeners
ISelectionProvider provider =
specialSelectionProvider == null ? fSite.getSelectionProvider() : specialSelectionProvider;
ISelection selection = provider.getSelection();
registerAction(fFindImplementorsAction, provider, selection, specialSelectionProvider);
registerAction(fFindImplementorsInProjectAction, provider, selection, specialSelectionProvider);
registerAction(
fFindImplementorsInWorkingSetAction, provider, selection, specialSelectionProvider);
}
@Override
public final void run() {
if (saveRequired) {
EclipseObjects.getActivePage().saveAllEditors(true);
if (EclipseObjects.getActivePage().getDirtyEditors().length != 0) {
return;
}
}
if (fEditor != null) {
ISelectionProvider provider = fEditor.getSelectionProvider();
if (provider != null) {
ISelection s = provider.getSelection();
if (s instanceof ITextSelection) {
IWorkingCopy wc =
CUIPlugin.getDefault()
.getWorkingCopyManager()
.getWorkingCopy(fEditor.getEditorInput());
if (wc != null) run(fEditor.getSite(), wc, (ITextSelection) s);
}
}
} else if (fSite != null) {
if (fElement != null) {
run(fSite, fElement);
}
}
}
private void initialize(ISelectionProvider provider) {
ISelection selection = provider.getSelection();
fOpen.update(selection);
if (!fIsEditorOwner) {
provider.addSelectionChangedListener(fOpen);
}
}
public static @Nullable ISelection getActiveSelection(@Nullable IWorkbenchSite site) {
try {
if (site == null) {
return null;
}
IWorkbenchWindow workbenchWindow = site.getWorkbenchWindow();
if (workbenchWindow == null) {
return null;
}
IWorkbenchPage activePage = workbenchWindow.getActivePage();
if (activePage == null) {
return null;
}
IEditorPart activeEditor = activePage.getActiveEditor();
if (activeEditor == null) {
return null;
}
IEditorSite editorSite = activeEditor.getEditorSite();
if (editorSite == null) {
return null;
}
ISelectionProvider selectionProvider = editorSite.getSelectionProvider();
if (selectionProvider == null) {
return null;
}
return selectionProvider.getSelection();
} catch (Exception e) {
return null;
}
}
/**
* Asserts that when a selection is set on the viewer:
*
* <ul>
* <li>the selection is available in the observable
* <li>Value change events are fired with appropriate diff values
* </ul>
*/
public void testGetSetValue() {
SelectionProviderSingleSelectionObservableValue observable =
new SelectionProviderSingleSelectionObservableValue(
SWTObservables.getRealm(Display.getDefault()), selectionProvider);
ValueChangeEventTracker listener = new ValueChangeEventTracker();
observable.addValueChangeListener(listener);
assertNull(observable.getValue());
selectionProvider.setSelection(new StructuredSelection(model[0]));
assertEquals(1, listener.count);
assertNull(listener.event.diff.getOldValue());
assertEquals(model[0], listener.event.diff.getNewValue());
assertEquals(observable, listener.event.getObservableValue());
assertEquals(model[0], observable.getValue());
selectionProvider.setSelection(new StructuredSelection(model[1]));
assertEquals(2, listener.count);
assertEquals(model[0], listener.event.diff.getOldValue());
assertEquals(model[1], listener.event.diff.getNewValue());
assertEquals(observable, listener.event.getObservableValue());
assertEquals(model[1], observable.getValue());
selectionProvider.setSelection(StructuredSelection.EMPTY);
assertEquals(3, listener.count);
assertEquals(model[1], listener.event.diff.getOldValue());
assertNull(listener.event.diff.getNewValue());
assertEquals(observable, listener.event.getObservableValue());
assertEquals(null, observable.getValue());
}
protected void installOccurrencesFinder(final boolean forceUpdate) {
fMarkOccurrenceAnnotations = true;
fPostSelectionListener =
new ISelectionChangedListener() {
@Override
public void selectionChanged(final SelectionChangedEvent event) {
final ISelection selection = event.getSelection();
erlangEditor.markOccurencesHandler.updateOccurrenceAnnotations(
(ITextSelection) selection, erlangEditor.getModule());
}
};
final ISelectionProvider selectionProvider = erlangEditor.getSelectionProvider();
if (selectionProvider != null) {
((IPostSelectionProvider) selectionProvider)
.addPostSelectionChangedListener(fPostSelectionListener);
if (forceUpdate) {
fForcedMarkOccurrencesSelection = selectionProvider.getSelection();
final IErlModule module = erlangEditor.getModule();
if (module != null) {
erlangEditor.markOccurencesHandler.updateOccurrenceAnnotations(
(ITextSelection) fForcedMarkOccurrencesSelection, module);
}
}
}
if (fOccurrencesFinderJobCanceler == null) {
fOccurrencesFinderJobCanceler = new OccurrencesFinderJobCanceler();
fOccurrencesFinderJobCanceler.install();
}
}
@Override
public boolean isEnabled() {
// Check if we are closing down
IWorkbenchWindow window = PlatformUI.getWorkbench().getActiveWorkbenchWindow();
if (window == null) {
return false;
}
// Get the selection
IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
IWorkbenchPart part = page.getActivePart();
if (part == null) {
return false;
}
ISelectionProvider selectionProvider = part.getSite().getSelectionProvider();
if (selectionProvider == null) {
return false;
}
ISelection selection = selectionProvider.getSelection();
// Make sure there is only one selection and that it is an experiment
fExperiment = null;
if (selection instanceof TreeSelection) {
TreeSelection sel = (TreeSelection) selection;
// There should be only one item selected as per the plugin.xml
Object element = sel.getFirstElement();
if (element instanceof TmfExperimentElement) {
fExperiment = (TmfExperimentElement) element;
}
}
return (fExperiment != null);
}
/** Selects and reveals the given offset and length in the given editor part. */
public static void revealInEditor(IEditorPart editor, final int offset, final int length) {
if (editor instanceof ITextEditor) {
((ITextEditor) editor).selectAndReveal(offset, length);
return;
}
// Support for non-text editor - try IGotoMarker interface
if (editor instanceof IGotoMarker) {
final IEditorInput input = editor.getEditorInput();
if (input instanceof IFileEditorInput) {
final IGotoMarker gotoMarkerTarget = (IGotoMarker) editor;
WorkspaceModifyOperation op =
new WorkspaceModifyOperation() {
@Override
protected void execute(IProgressMonitor monitor) throws CoreException {
IMarker marker = null;
try {
marker = ((IFileEditorInput) input).getFile().createMarker(IMarker.TEXT);
marker.setAttribute(IMarker.CHAR_START, offset);
marker.setAttribute(IMarker.CHAR_END, offset + length);
gotoMarkerTarget.gotoMarker(marker);
} finally {
if (marker != null) {
marker.delete();
}
}
}
};
try {
op.run(null);
} catch (InvocationTargetException ex) {
// reveal failed
} catch (InterruptedException e) {
Assert.isTrue(false, "this operation can not be canceled"); // $NON-NLS-1$
}
}
return;
}
/*
* Workaround: send out a text selection XXX: Needs to be improved, see
* https://bugs.eclipse.org/bugs/show_bug.cgi?id=32214
*/
if (editor != null && editor.getEditorSite().getSelectionProvider() != null) {
IEditorSite site = editor.getEditorSite();
if (site == null) {
return;
}
ISelectionProvider provider = editor.getEditorSite().getSelectionProvider();
if (provider == null) {
return;
}
provider.setSelection(new TextSelection(offset, length));
}
}
private static ITextSelection getTextSelection(JavaEditor editor) {
ISelectionProvider selectionProvider = editor.getSelectionProvider();
if (selectionProvider == null) return null;
ISelection selection = selectionProvider.getSelection();
if (!(selection instanceof ITextSelection)) return null;
return (ITextSelection) selection;
}
/*
* @see ActionGroup#dispose()
*/
@Override
public void dispose() {
fSelectionProvider.removeSelectionChangedListener(fOpenImplementation);
fSelectionProvider.removeSelectionChangedListener(fOpenSuperImplementation);
fSelectionProvider.removeSelectionChangedListener(fOpenAttachedJavadoc);
fSelectionProvider.removeSelectionChangedListener(fOpenTypeHierarchy);
fSelectionProvider.removeSelectionChangedListener(fOpenCallHierarchy);
super.dispose();
}
@Override
public void dispose() {
fFilterActionGroup.dispose();
fShowActionGroup.dispose();
fChangeListener = null;
ISelectionProvider selectionProvider = fSite.getSelectionProvider();
selectionProvider.removeSelectionChangedListener(fWorkingSetAssignementAction);
super.dispose();
}
void setSelectionFromEditor(IWorkbenchPart part) {
if (!fProcessSelectionEvents
|| !linkBrowsingViewSelectionToEditor()
|| !(part instanceof IEditorPart)) return;
IWorkbenchPartSite site = part.getSite();
if (site == null) return;
ISelectionProvider provider = site.getSelectionProvider();
if (provider != null) setSelectionFromEditor(part, provider.getSelection());
}
/**
* The <code>CompositeEditorSite</code> implementation of this <code>IWorkbenchPartSite</code>
* method remembers the selection provider, and also hooks a listener on it, which calls <code>
* handleSelectionChanged</code> when a selection changed event occurs.
*
* @see #handleSelectionChanged
*/
public void setSelectionProvider(ISelectionProvider provider) {
ISelectionProvider oldSelectionProvider = selectionProvider;
selectionProvider = provider;
if (oldSelectionProvider != null) {
oldSelectionProvider.removeSelectionChangedListener(getSelectionChangedListener());
}
if (selectionProvider != null) {
selectionProvider.addSelectionChangedListener(getSelectionChangedListener());
}
}
/** {@inheritDoc} */
public void dispose() {
if (fActions != null) {
final ISelectionProvider provider = fSite.getSelectionProvider();
for (Iterator iter = fActions.iterator(); iter.hasNext(); ) {
Action action = (Action) iter.next();
if (action instanceof ISelectionChangedListener)
provider.removeSelectionChangedListener((ISelectionChangedListener) action);
}
}
fActions = null;
super.dispose();
}
/*
* (non-Javadoc)
*
* @see org.eclipse.ui.ISelectionService#getSelection()
*/
public ISelection getSelection() {
if (activePart != null) {
// get the selection from the active part
ISelectionProvider selectionProvider = activePart.getSite().getSelectionProvider();
return selectionProvider == null ? null : selectionProvider.getSelection();
}
Object selection = selectionService.getSelection();
if (selection == null || selection instanceof ISelection) {
return (ISelection) selection;
}
return new StructuredSelection(selection);
}
/**
* Returns the text selection of the current editor. <code>null</code> is returned when the
* current editor does not have focus or does not return a text selection.
*
* @return Returns the text selection of the current editor or <code>null</code>.
* @since 3.0
*/
protected ITextSelection getCurrentTextSelection() {
IWorkbenchPart part = JavaPlugin.getActivePage().getActivePart();
if (part instanceof IEditorPart) {
ISelectionProvider selectionProvider = part.getSite().getSelectionProvider();
if (selectionProvider != null) {
ISelection selection = selectionProvider.getSelection();
if (selection instanceof ITextSelection) {
return (ITextSelection) selection;
}
}
}
return null;
}
private GenerateBuildPathActionGroup(IWorkbenchSite site) {
fSite = site;
fActions = new ArrayList();
final CreateLinkedSourceFolderAction addLinkedSourceFolderAction =
new CreateLinkedSourceFolderAction();
fActions.add(addLinkedSourceFolderAction);
final CreateLocalSourceFolderAction addSourceFolderAction = new CreateLocalSourceFolderAction();
fActions.add(addSourceFolderAction);
final AddFolderToBuildpathAction addFolder = new AddFolderToBuildpathAction(site);
fActions.add(addFolder);
final AddSelectedLibraryToBuildpathAction addSelectedLibrary =
new AddSelectedLibraryToBuildpathAction(site);
fActions.add(addSelectedLibrary);
final RemoveFromBuildpathAction remove = new RemoveFromBuildpathAction(site);
fActions.add(remove);
final AddArchiveToBuildpathAction addArchive = new AddArchiveToBuildpathAction(site);
fActions.add(addArchive);
final AddLibraryToBuildpathAction addLibrary = new AddLibraryToBuildpathAction(site);
fActions.add(addLibrary);
if (DLTKCore.DEBUG) {
System.err.println("Add Update Zip Action here..."); // $NON-NLS-1$
}
final ExcludeFromBuildpathAction exclude = new ExcludeFromBuildpathAction(site);
fActions.add(exclude);
final IncludeToBuildpathAction include = new IncludeToBuildpathAction(site);
fActions.add(include);
final EditFilterAction editFilterAction = new EditFilterAction();
fActions.add(editFilterAction);
final ConfigureBuildPathAction configure = new ConfigureBuildPathAction(site);
fActions.add(configure);
final ISelectionProvider provider = fSite.getSelectionProvider();
for (Iterator iter = fActions.iterator(); iter.hasNext(); ) {
Action action = (Action) iter.next();
if (action instanceof ISelectionChangedListener) {
provider.addSelectionChangedListener((ISelectionChangedListener) action);
}
}
}
/** Refreshes the local resources that are selected in the view. */
private void refreshLocal() {
final ISelectionProvider selectionProvider = fView.getSite().getSelectionProvider();
if (selectionProvider == null) return;
ISelection selection = selectionProvider.getSelection();
if (!(selection instanceof IStructuredSelection)) return;
RefreshAction refreshAction = new RefreshAction(fView.getSite());
if (selection.isEmpty()) refreshAction.refreshAll();
else {
refreshAction.selectionChanged((IStructuredSelection) selection);
refreshAction.run();
}
}
/**
* Returns the <code>ShowInContext</code> to show in the selected target, or <code>null</code> if
* there is no valid context to show.
*
* <p>This implementation obtains the context from the <code>IShowInSource</code> of the source
* part (if provided), or, if the source part is an editor, it creates the context from the
* editor's input and selection.
*
* <p>Subclasses may extend or reimplement.
*
* @return the <code>ShowInContext</code> to show or <code>null</code>
*/
private ShowInContext getContext(IWorkbenchPart sourcePart) {
IShowInSource source = getShowInSource(sourcePart);
if (source != null) {
ShowInContext context = source.getShowInContext();
if (context != null) {
return context;
}
} else if (sourcePart instanceof IEditorPart) {
Object input = ((IEditorPart) sourcePart).getEditorInput();
ISelectionProvider sp = sourcePart.getSite().getSelectionProvider();
ISelection sel = sp == null ? null : sp.getSelection();
return new ShowInContext(input, sel);
}
return null;
}
/** {@inheritDoc} */
@Override
public void createPartControl(Composite parent, FormToolkit toolkit) {
sashForm = new SashForm(parent, sashFormStyle);
sashForm.setLayout(new GridLayout(1, false));
List<ISubView> subViews = getSubViews();
for (final ISubView subView : subViews) {
subView.createPartControl(sashForm, toolkit);
subView.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
subView
.getControl()
.addFocusListener(
new FocusAdapter() {
/** {@inheritDoc} */
@Override
public void focusGained(FocusEvent e) {
getRootEditor().setActiveSubView(subView);
}
});
if (null != subView.getSelectionProvider()) {
ISelectionProvider prov = subView.getSelectionProvider();
prov.addSelectionChangedListener(
new ISelectionChangedListener() {
@Override
public void selectionChanged(SelectionChangedEvent event) {
getRootEditor().setSelection(event.getSelection());
}
});
prov.addSelectionChangedListener(getRootEditor().getSelectionChangedListener());
if (prov instanceof IPostSelectionProvider) {
((IPostSelectionProvider) prov)
.addPostSelectionChangedListener(getRootEditor().getPostSelectionChangedListener());
}
}
}
if (!weightMapping.isEmpty()) {
int[] weights = new int[subViews.size()];
for (int i = 0; i < subViews.size(); i++) {
if (weightMapping.containsKey(subViews.get(i))) {
weights[i] = weightMapping.get(subViews.get(i));
}
}
sashForm.setWeights(weights);
}
}
public CopyHandler(ViewSettings settings, Display display, ISelectionProvider selectionSource) {
this.settings = settings;
this.converter = new CellTextConverter(settings);
this.display = display;
this.selectionSource = selectionSource;
selectionSource.addSelectionChangedListener(this);
}
/**
* Create a new ViewerContribution.
*
* @param selProvider the selection provider
*/
public ViewerContribution(ISelectionProvider selProvider) {
super();
this.selProvider = selProvider;
if (selProvider != null) {
selProvider.addSelectionChangedListener(this);
}
}
/*
* @see org.eclipse.swt.dnd.DragSourceListener#dragStart
*/
@Override
public void dragStart(DragSourceEvent event) {
fEditorInputDatas = new ArrayList<EditorInputData>();
ISelection selection = fProvider.getSelection();
if (selection instanceof IStructuredSelection) {
IStructuredSelection structuredSelection = (IStructuredSelection) selection;
for (Iterator<?> iter = structuredSelection.iterator(); iter.hasNext(); ) {
Object element = iter.next();
IEditorInput editorInput = EditorUtility.getEditorInput(element);
if (editorInput != null && editorInput.getPersistable() != null) {
try {
String editorId = EditorUtility.getEditorID(editorInput);
// see org.eclipse.ui.internal.ide.EditorAreaDropAdapter.openNonExternalEditor(..):
IEditorRegistry editorReg = PlatformUI.getWorkbench().getEditorRegistry();
IEditorDescriptor editorDesc = editorReg.findEditor(editorId);
if (editorDesc != null && !editorDesc.isOpenExternal()) {
fEditorInputDatas.add(
EditorInputTransfer.createEditorInputData(editorId, editorInput));
}
} catch (PartInitException e) {
JavaPlugin.log(e);
}
}
}
}
event.doit = fEditorInputDatas.size() > 0;
}
public void dragSetData(DragSourceEvent event) {
IStructuredSelection selection = (IStructuredSelection) provider.getSelection();
Iterator<?> iterator = selection.iterator();
if (PluginTransfer.getInstance().isSupportedType(event.dataType)) {
try {
List<Reachable> objectURIs = new ArrayList<Reachable>();
while (iterator.hasNext()) {
Object next = iterator.next();
ReachableObject fromObject;
try {
fromObject = manager.getHandlerFromObject(next).getFromObject(next);
if (fromObject.getReachable() != null) {
objectURIs.add(fromObject.getReachable());
}
} catch (IReachableHandlerException e) {
e.printStackTrace();
}
}
ByteArrayOutputStream bos = new ByteArrayOutputStream();
ObjectOutputStream buffered;
buffered = new ObjectOutputStream(bos);
buffered.writeObject(objectURIs.toArray());
byte[] data = bos.toByteArray();
bos.close();
buffered.close();
event.data = new PluginTransferData(PLUGIN_TRANSFER_ACTION_ID, data);
} catch (IOException e) {
e.printStackTrace();
}
}
}
public void setSelectionProvider(ISelectionProvider selectionProvider) {
if (this.selectionProvider != null) {
this.selectionProvider.removeSelectionChangedListener(this);
}
this.selectionProvider = selectionProvider;
selectionProvider.addSelectionChangedListener(this);
}
/*
* (non-Javadoc) Method declared in ActionGroup
*/
@Override
public void dispose() {
if (fRegisteredSelectionListeners != null) {
ISelectionProvider provider = fSite.getSelectionProvider();
for (Iterator<ISelectionChangedListener> iter = fRegisteredSelectionListeners.iterator();
iter.hasNext(); ) {
ISelectionChangedListener listener = iter.next();
provider.removeSelectionChangedListener(listener);
}
}
if (fQuickAccessHandlerActivation != null && fHandlerService != null) {
fHandlerService.deactivateHandler(fQuickAccessHandlerActivation);
}
fEditor = null;
// fCleanUp.dispose();
super.dispose();
}
private void registerSelectionListener(
ISelectionProvider provider, ISelectionChangedListener listener) {
if (fRegisteredSelectionListeners == null) {
fRegisteredSelectionListeners = new ArrayList<ISelectionChangedListener>(20);
}
provider.addSelectionChangedListener(listener);
fRegisteredSelectionListeners.add(listener);
}
@Override
public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {
if (!(receiver instanceof SQLEditorBase)) {
return false;
}
SQLEditor editor = (SQLEditor) receiver;
final Control editorControl = editor.getEditorControl();
if (editorControl == null) {
return false;
}
boolean isFocused = editorControl.isFocusControl();
boolean isConnected =
editor.getDataSourceContainer() != null && editor.getDataSourceContainer().isConnected();
switch (property) {
case PROP_CAN_EXECUTE:
return isConnected
&& isFocused
&& (!"statement".equals(expectedValue) || editor.hasActiveQuery());
case PROP_CAN_EXPLAIN:
return isConnected
&& isFocused
&& editor.hasActiveQuery()
&& DBUtils.getAdapter(DBCQueryPlanner.class, editor.getDataSource()) != null;
case PROP_CAN_NAVIGATE:
{
// Check whether some word is under cursor
ISelectionProvider selectionProvider = editor.getSelectionProvider();
if (selectionProvider == null) {
return false;
}
ITextSelection selection = (ITextSelection) selectionProvider.getSelection();
Document document = editor.getDocument();
return selection != null
&& document != null
&& !new SQLIdentifierDetector(
editor.getSyntaxManager().getStructSeparator(),
editor.getSyntaxManager().getQuoteSymbol())
.detectIdentifier(
document, new Region(selection.getOffset(), selection.getLength()))
.isEmpty();
}
case PROP_CAN_EXPORT:
return isConnected && editor.hasActiveQuery();
}
return false;
}
@Override
public void dispose() {
if (provider != null) {
provider.removeSelectionChangedListener(openExternalDartdocAction);
}
openExternalDartdocAction = null;
super.dispose();
}
