List of usage examples for org.eclipse.jface.viewers TreeViewer getSelection
@Override
public ISelection getSelection()
AbstractTreeViewer implementation of this method returns the result as an ITreeSelection. From source file:org.eclipse.rcptt.ui.resources.viewers.WorkspaceContextEditor.java
License:Open Source License
private Tree createTree(Composite parent, FormToolkit toolkit) { Tree tree = new Tree(parent, SWT.BORDER | SWT.MULTI); GridDataFactory.fillDefaults().grab(true, true).hint(100, 50).applyTo(tree); viewer = new TreeViewer(tree); TreeViewerEditor.create(viewer, new DefaultTreeViewerEditStrategy(viewer), ColumnViewerEditor.DEFAULT); viewer.setCellEditors(new CellEditor[] { new TextCellEditor(tree) }); viewer.setCellModifier(new ICellModifier() { public void modify(Object element, String property, Object value) { TreeItem item = (TreeItem) element; WSResource res = (WSResource) item.getData(); WSContainer parent = (WSContainer) res.eContainer(); Set<String> allNames = getAllNames(parent); allNames.remove(res.getName()); String newValue = (String) value; if (allNames.contains(newValue)) { return; }/*from w w w . j a v a 2 s .c o m*/ if (newValue != null && !newValue.equals(res.getName())) { try { IPersistenceModel model = getElement().getPersistenceModel(); if (res instanceof WSFile) { String oldName = ImportUtils.getName((WSFile) res); res.setName(newValue); String newName = ImportUtils.getName((WSFile) res); model.rename(oldName, newName); } else if (res instanceof WSContainer) { // Rename all stored files. List<String> oldNames = new ArrayList<String>(); List<WSFile> allFiles = findChildFiles((WSContainer) res); for (WSFile wsFile : allFiles) { oldNames.add(ImportUtils.getName(wsFile)); } res.setName(newValue); for (int i = 0; i < oldNames.size(); i++) { String oldName = oldNames.get(i); WSFile file = allFiles.get(i); String newName = ImportUtils.getName(file); model.rename(oldName, newName); } } // viewer.update(res, null); } catch (Exception e) { Q7UIPlugin.log(e); } } } public Object getValue(Object element, String property) { return ((WSResource) element).getName(); } public boolean canModify(Object element, String property) { return true; } }); viewer.setColumnProperties(new String[] { "o" }); viewer.setContentProvider(new WorkspaceContentProvider()); ILabelDecorator decorator = PlatformUI.getWorkbench().getDecoratorManager().getLabelDecorator(); viewer.setLabelProvider( new DecoratingStyledCellLabelProvider(new WorkspaceLabelProvider(), decorator, null)); viewer.setInput(getContextElement()); viewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(SelectionChangedEvent event) { IStructuredSelection sel = (IStructuredSelection) viewer.getSelection(); Object[] res = sel.toArray(); WSResource[] resources = new WSResource[res.length]; for (int i = 0; i < res.length; i++) resources[i] = (WSResource) res[i]; setSelection(resources); } }); viewer.addDoubleClickListener(new IDoubleClickListener() { /** * Opens file or expands/collapses folder. */ public void doubleClick(DoubleClickEvent event) { if (openFileAction.isEnabled()) { openFileAction.run(); } else { TreeViewer viewer = (TreeViewer) event.getViewer(); IStructuredSelection selection = (IStructuredSelection) event.getSelection(); Object selectedNode = selection.getFirstElement(); viewer.setExpandedState(selectedNode, !viewer.getExpandedState(selectedNode)); } } }); viewer.getControl().addKeyListener(new KeyListener() { public void keyReleased(KeyEvent e) { } public void keyPressed(KeyEvent e) { if ((SWT.DEL == e.character) && (0 == e.stateMask)) { if (removeAction.isEnabled()) { removeAction.run(); e.doit = false; } } } }); adapter = new UIContentAdapter() { protected void changed(Notification notification) { if (viewer.getControl().isDisposed()) { return; } viewer.refresh(); } }; getContextElement().eAdapters().add(adapter); toolkit.adapt(tree); return tree; }
From source file:org.eclipse.rtp.configurator.ui.ComponentsTab.java
License:Open Source License
private void createTreeView(Display display, Composite tab, final ComponentsFilter filter) { Composite treeComposite = UiHelper.createGreedyGridComposite(tab, 1, true); viewer = UiHelper.createTreeViewer(new Composite(treeComposite, SWT.NONE)); viewer.addFilter(filter);/* w w w . j a v a2 s . co m*/ ISelectionChangedListener listener = new ISelectionChangedListener() { @Override public void selectionChanged(SelectionChangedEvent event) { Object eventSource = event.getSource(); TreeViewer viewer = (TreeViewer) eventSource; ISelection selection = viewer.getSelection(); TreeSelection treeSelection = (TreeSelection) selection; Object selectedElement = treeSelection.getFirstElement(); updateButtons(selectedElement); } }; viewer.addSelectionChangedListener(listener); viewer.setContentProvider(contentProvider); SourcesLabelProvider labelProvider = new SourcesLabelProvider(contentUtil); labelProvider.init(display); viewer.setLabelProvider(labelProvider); viewer.setInput(new ArrayList<Source>()); }
From source file:org.eclipse.sapphire.ui.form.editors.masterdetails.MasterDetailsEditorPage.java
License:Open Source License
private FilteredTree createContentOutline(final Composite parent, final MasterDetailsContentOutline outline, final boolean addBorders) { final int treeStyle = (addBorders ? SWT.BORDER : SWT.NONE) | SWT.MULTI; final ContentOutlineFilteredTree filteredTree = new ContentOutlineFilteredTree(parent, treeStyle, outline); final TreeViewer treeViewer = filteredTree.getViewer(); final Tree tree = treeViewer.getTree(); final ITreeContentProvider contentProvider = new ITreeContentProvider() { private final Listener listener = new Listener() { @Override//w ww .j ava2 s . c o m public void handle(final org.eclipse.sapphire.Event event) { if (event instanceof PartEvent) { final SapphirePart part = ((PartEvent) event).part(); if (part instanceof MasterDetailsContentNode) { final MasterDetailsContentNode node = (MasterDetailsContentNode) part; if (event instanceof PartVisibilityEvent) { final MasterDetailsContentNode parent = node.getParentNode(); if (parent == outline.getRoot()) { treeViewer.refresh(); } else { treeViewer.refresh(parent); } } else { if (node.visible()) { if (event instanceof LabelChangedEvent || event instanceof ImageChangedEvent) { Display.getCurrent().asyncExec(new TreeViewerUpdateJob(treeViewer, node)); } else if (event instanceof NodeListEvent) { treeViewer.refresh(node); } } } } } } }; private void attach(final List<MasterDetailsContentNode> nodes) { for (MasterDetailsContentNode node : nodes) { node.attach(this.listener); } } private void detach(final List<MasterDetailsContentNode> nodes) { for (MasterDetailsContentNode node : nodes) { node.detach(this.listener); detach(node.nodes()); } } public Object[] getElements(final Object inputElement) { final MasterDetailsContentNodeList nodes = outline.getRoot().nodes(); attach(nodes); return nodes.visible().toArray(); } public Object[] getChildren(final Object parentElement) { final MasterDetailsContentNodeList nodes = ((MasterDetailsContentNode) parentElement).nodes(); attach(nodes); return nodes.visible().toArray(); } public Object getParent(final Object element) { return ((MasterDetailsContentNode) element).getParentNode(); } public boolean hasChildren(final Object parentElement) { final MasterDetailsContentNodeList nodes = ((MasterDetailsContentNode) parentElement).nodes(); attach(nodes); return !nodes.visible().isEmpty(); } public void inputChanged(final Viewer viewer, final Object oldInput, final Object newInput) { } public void dispose() { detach(outline.getRoot().nodes()); } }; final LabelProvider labelProvider = new LabelProvider() { private final Map<ImageDescriptor, Image> images = new HashMap<ImageDescriptor, Image>(); @Override public String getText(final Object element) { return ((MasterDetailsContentNode) element).getLabel(); } @Override public Image getImage(final Object element) { return getImage((MasterDetailsContentNode) element); } private Image getImage(final MasterDetailsContentNode node) { final ImageDescriptor imageDescriptor = node.getImage(); Image image = this.images.get(imageDescriptor); if (image == null) { image = imageDescriptor.createImage(); this.images.put(imageDescriptor, image); } return image; } @Override public void dispose() { for (Image image : this.images.values()) { image.dispose(); } } }; new SapphireToolTip(tree) { protected Object getToolTipArea(final Event event) { return treeViewer.getCell(new Point(event.x, event.y)); } protected boolean shouldCreateToolTip(Event event) { if (!super.shouldCreateToolTip(event)) { return false; } setShift(new Point(0, 20)); tree.setToolTipText(""); boolean res = false; final MasterDetailsContentNode node = getNode(event); if (node != null) { res = !node.validation().ok(); } return res; } private MasterDetailsContentNode getNode(final Event event) { final TreeItem item = tree.getItem(new Point(event.x, event.y)); if (item == null) { return null; } else { return (MasterDetailsContentNode) item.getData(); } } protected void afterHideToolTip(Event event) { super.afterHideToolTip(event); // Clear the restored value else this could be a source of a leak if (event != null && event.widget != treeViewer.getControl()) { treeViewer.getControl().setFocus(); } } @Override protected void createContent(final Event event, final Composite parent) { final MasterDetailsContentNode node = getNode(event); parent.setLayout(glayout(1)); SapphireFormText text = new SapphireFormText(parent, SWT.NO_FOCUS); text.setLayoutData(gdfill()); final org.eclipse.sapphire.modeling.Status validation = node.validation(); final List<org.eclipse.sapphire.modeling.Status> items = gather(validation); final StringBuffer buffer = new StringBuffer(); buffer.append("<form>"); final int count = items.size(); int i = 0; for (org.eclipse.sapphire.modeling.Status item : items) { final String imageKey = (item.severity() == org.eclipse.sapphire.modeling.Status.Severity.ERROR ? "error" : "warning"); buffer.append("<li style=\"image\" value=\"" + imageKey + "\">" + escapeForXml(item.message()) + "</li>"); i++; if (count > 10 && i == 9) { break; } } if (count > 10) { final String msg = NLS.bind(Resources.problemsOverflowMessage, numberToString(count - 9)); final String imageKey = (validation .severity() == org.eclipse.sapphire.modeling.Status.Severity.ERROR ? "error" : "warning"); buffer.append("<br/><li style=\"image\" value=\"" + imageKey + "\">" + msg + "</li>"); } buffer.append("</form>"); text.setText(buffer.toString(), true, false); text.setImage("error", ImageData.createFromClassLoader(SwtResourceCache.class, "Error.png")); text.setImage("warning", ImageData.createFromClassLoader(SwtResourceCache.class, "Warning.png")); } private String numberToString(final int number) { switch (number) { case 2: return Resources.two; case 3: return Resources.three; case 4: return Resources.four; case 5: return Resources.five; case 6: return Resources.six; case 7: return Resources.seven; case 8: return Resources.eight; case 9: return Resources.nine; default: return String.valueOf(number); } } private List<org.eclipse.sapphire.modeling.Status> gather( final org.eclipse.sapphire.modeling.Status status) { final List<org.eclipse.sapphire.modeling.Status> items = new ArrayList<org.eclipse.sapphire.modeling.Status>(); gather(status, items); return items; } private void gather(final org.eclipse.sapphire.modeling.Status status, final List<org.eclipse.sapphire.modeling.Status> items) { if (status.children().isEmpty()) { items.add(status); } else { for (org.eclipse.sapphire.modeling.Status child : status.children()) { gather(child, items); } } } }; treeViewer.setContentProvider(contentProvider); treeViewer.setLabelProvider(labelProvider); treeViewer.setInput(new Object()); final MutableReference<Boolean> ignoreSelectionChange = new MutableReference<Boolean>(false); final MutableReference<Boolean> ignoreExpandedStateChange = new MutableReference<Boolean>(false); final Listener contentTreeListener = new Listener() { @Override public void handle(final org.eclipse.sapphire.Event event) { if (event instanceof MasterDetailsContentOutline.SelectionChangedEvent) { if (ignoreSelectionChange.get() == true) { return; } final MasterDetailsContentOutline.SelectionChangedEvent evt = (MasterDetailsContentOutline.SelectionChangedEvent) event; final List<MasterDetailsContentNode> selection = evt.selection(); final IStructuredSelection sel; if (selection.isEmpty()) { sel = StructuredSelection.EMPTY; } else { sel = new StructuredSelection(selection); } if (!treeViewer.getSelection().equals(sel)) { for (MasterDetailsContentNode node : selection) { treeViewer.reveal(node); } treeViewer.setSelection(sel); } } else if (event instanceof MasterDetailsContentOutline.NodeExpandedStateChangedEvent) { if (ignoreExpandedStateChange.get() == true) { return; } final MasterDetailsContentOutline.NodeExpandedStateChangedEvent evt = (MasterDetailsContentOutline.NodeExpandedStateChangedEvent) event; final MasterDetailsContentNode node = evt.node(); final boolean expandedState = node.isExpanded(); if (treeViewer.getExpandedState(node) != expandedState) { treeViewer.setExpandedState(node, expandedState); } } else if (event instanceof MasterDetailsContentOutline.FilterChangedEvent) { final MasterDetailsContentOutline.FilterChangedEvent evt = (MasterDetailsContentOutline.FilterChangedEvent) event; filteredTree.changeFilterText(evt.filter()); } } }; outline.attach(contentTreeListener); treeViewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(final SelectionChangedEvent event) { ignoreSelectionChange.set(true); try { final IStructuredSelection selection = (IStructuredSelection) event.getSelection(); final List<MasterDetailsContentNode> nodes = new ArrayList<MasterDetailsContentNode>(); for (Iterator<?> itr = selection.iterator(); itr.hasNext();) { nodes.add((MasterDetailsContentNode) itr.next()); } outline.setSelectedNodes(nodes); } finally { ignoreSelectionChange.set(false); } } }); treeViewer.addTreeListener(new ITreeViewerListener() { public void treeExpanded(final TreeExpansionEvent event) { ignoreExpandedStateChange.set(true); try { final MasterDetailsContentNode node = (MasterDetailsContentNode) event.getElement(); node.setExpanded(true); } finally { ignoreExpandedStateChange.set(false); } } public void treeCollapsed(final TreeExpansionEvent event) { ignoreExpandedStateChange.set(true); try { final MasterDetailsContentNode node = (MasterDetailsContentNode) event.getElement(); node.setExpanded(false); } finally { ignoreExpandedStateChange.set(false); } } }); final ContentOutlineActionSupport actionSupport = new ContentOutlineActionSupport(outline, tree); treeViewer.setExpandedElements(outline.getExpandedNodes().toArray()); contentTreeListener .handle(new MasterDetailsContentOutline.SelectionChangedEvent(outline.getSelectedNodes())); filteredTree.changeFilterText(outline.getFilterText()); final ModelElementsTransfer transfer = new ModelElementsTransfer( getModelElement().type().getModelElementClass().getClassLoader()); final Transfer[] transfers = new Transfer[] { transfer }; final DragSource dragSource = new DragSource(tree, DND.DROP_MOVE); dragSource.setTransfer(transfers); final List<Element> dragElements = new ArrayList<Element>(); dragSource.addDragListener(new DragSourceListener() { public void dragStart(final DragSourceEvent event) { final TreeItem[] selection = tree.getSelection(); final String filter = outline().getFilterText(); if ((filter == null || filter.length() == 0) && draggable(selection)) { event.doit = true; for (TreeItem item : selection) { final MasterDetailsContentNode node = (MasterDetailsContentNode) item.getData(); dragElements.add(node.getModelElement()); } } else { event.doit = false; } } protected boolean draggable(final TreeItem[] selection) { if (selection.length > 0) { for (TreeItem item : selection) { final MasterDetailsContentNode node = (MasterDetailsContentNode) item.getData(); if (!draggable(node)) { return false; } } return true; } return false; } protected boolean draggable(final MasterDetailsContentNode node) { final Element element = node.getModelElement(); if (element.parent().definition() instanceof ListProperty && node.controls(element)) { return true; } return false; } public void dragSetData(final DragSourceEvent event) { event.data = dragElements; } public void dragFinished(final DragSourceEvent event) { if (event.detail == DND.DROP_MOVE) { // When drop target is the same editor as drag source, the drop handler takes care of removing // elements from their original location. The following block of code accounts for the case when // dropping into another editor. boolean droppedIntoAnotherEditor = false; for (Element dragElement : dragElements) { if (!dragElement.disposed()) { droppedIntoAnotherEditor = true; break; } } if (droppedIntoAnotherEditor) { final TreeItem[] selection = tree.getSelection(); final List<MasterDetailsContentNode> dragNodes = new ArrayList<MasterDetailsContentNode>(); for (TreeItem item : selection) { dragNodes.add((MasterDetailsContentNode) item.getData()); } final MasterDetailsContentNode parentNode = dragNodes.get(0).getParentNode(); MasterDetailsContentNode selectionPostDelete = findSelectionPostDelete( parentNode.nodes().visible(), dragNodes); if (selectionPostDelete == null) { selectionPostDelete = parentNode; } try { outline.listeners().suspend(MasterDetailsContentOutline.SelectionChangedEvent.class); for (Element dragElement : dragElements) { final ElementList<?> dragElementContainer = (ElementList<?>) dragElement.parent(); dragElementContainer.remove(dragElement); } } catch (Exception e) { // Log this exception unless the cause is EditFailedException. These exception // are the result of the user declining a particular action that is necessary // before the edit can happen (such as making a file writable). final EditFailedException editFailedException = EditFailedException.findAsCause(e); if (editFailedException == null) { SapphireUiFrameworkPlugin.log(e); } } finally { outline.listeners().resume(MasterDetailsContentOutline.SelectionChangedEvent.class); } parentNode.getContentTree().setSelectedNode(selectionPostDelete); } } dragElements.clear(); } }); final DropTarget target = new DropTarget(tree, DND.DROP_MOVE); target.setTransfer(transfers); target.addDropListener(new DropTargetAdapter() { public void dragOver(final DropTargetEvent event) { if (event.item != null) { final TreeItem dragOverItem = (TreeItem) event.item; final MasterDetailsContentNode dragOverNode = (MasterDetailsContentNode) dragOverItem.getData(); final MasterDetailsContentNode parentNode = dragOverNode.getParentNode(); final List<MasterDetailsContentNode> siblingNodes = parentNode.nodes().visible(); final Point pt = dragOverItem.getDisplay().map(null, tree, event.x, event.y); final Rectangle bounds = dragOverItem.getBounds(); MasterDetailsContentNode precedingNode = null; MasterDetailsContentNode trailingNode = null; if (pt.y < bounds.y + bounds.height / 2) { precedingNode = findPrecedingItem(siblingNodes, dragOverNode); trailingNode = dragOverNode; event.feedback = DND.FEEDBACK_INSERT_BEFORE; } else { precedingNode = dragOverNode; trailingNode = findTrailingItem(siblingNodes, dragOverNode); event.feedback = DND.FEEDBACK_INSERT_AFTER; } boolean ok = false; if (precedingNode != null) { final Element precedingElement = precedingNode.getModelElement(); if (precedingElement.parent().definition() instanceof ListProperty && precedingNode.controls(precedingElement)) { ok = true; } } if (!ok && trailingNode != null) { final Element trailingElement = trailingNode.getModelElement(); if (trailingElement.parent().definition() instanceof ListProperty && trailingNode.controls(trailingElement)) { ok = true; } } if (!ok) { event.feedback = DND.FEEDBACK_NONE; } } event.feedback |= DND.FEEDBACK_SCROLL; } @SuppressWarnings("unchecked") public void drop(final DropTargetEvent event) { if (event.data == null || event.item == null) { event.detail = DND.DROP_NONE; return; } // Determine where something was dropped. final List<Element> droppedElements = (List<Element>) event.data; final TreeItem dropTargetItem = (TreeItem) event.item; final MasterDetailsContentNode dropTargetNode = (MasterDetailsContentNode) dropTargetItem.getData(); final MasterDetailsContentNode parentNode = dropTargetNode.getParentNode(); final List<MasterDetailsContentNode> siblingNodes = parentNode.nodes().visible(); final Point pt = tree.getDisplay().map(null, tree, event.x, event.y); final Rectangle bounds = dropTargetItem.getBounds(); MasterDetailsContentNode precedingNode = null; MasterDetailsContentNode trailingNode = null; if (pt.y < bounds.y + bounds.height / 2) { precedingNode = findPrecedingItem(siblingNodes, dropTargetNode); trailingNode = dropTargetNode; } else { precedingNode = dropTargetNode; trailingNode = findTrailingItem(siblingNodes, dropTargetNode); } // Determine whether the drop was valid from model standpoint and figure out // where in the model the dropped elements are to be inserted. ElementList<?> list = null; int position = -1; if (precedingNode != null) { final Element precedingElement = precedingNode.getModelElement(); if (precedingElement.parent().definition() instanceof ListProperty && !precedingElement.parent().definition().isReadOnly() && precedingNode.controls(precedingElement)) { list = (ElementList<?>) precedingElement.parent(); final Set<ElementType> possibleListElementTypes = list.definition() .service(PossibleTypesService.class).types(); for (Element droppedElement : droppedElements) { if (!possibleListElementTypes.contains(droppedElement.type())) { list = null; break; } } if (list != null) { position = list.indexOf(precedingElement) + 1; } } } if (list == null && trailingNode != null) { final Element trailingElement = trailingNode.getModelElement(); if (trailingElement.parent().definition() instanceof ListProperty && !trailingElement.parent().definition().isReadOnly() && trailingNode.controls(trailingElement)) { list = (ElementList<?>) trailingElement.parent(); final Set<ElementType> possibleListElementTypes = list.definition() .service(PossibleTypesService.class).types(); for (Element droppedElement : droppedElements) { if (!possibleListElementTypes.contains(droppedElement.type())) { list = null; break; } } if (list != null) { position = list.indexOf(trailingElement); } } } if (list == null) { for (PropertyDef dropTargetChildProperty : dropTargetNode.getChildNodeFactoryProperties()) { if (dropTargetChildProperty instanceof ListProperty && !dropTargetChildProperty.isReadOnly()) { final ListProperty dropTargetChildListProperty = (ListProperty) dropTargetChildProperty; boolean compatible = true; final Set<ElementType> possibleListElementTypes = dropTargetChildListProperty .service(PossibleTypesService.class).types(); for (Element droppedElement : droppedElements) { if (!possibleListElementTypes.contains(droppedElement.type())) { compatible = false; break; } } if (compatible) { list = dropTargetNode.getLocalModelElement().property(dropTargetChildListProperty); position = list.size(); } } } } if (list == null) { event.detail = DND.DROP_NONE; return; } // Perform the removal and insertion into the new location. try { outline.listeners().suspend(MasterDetailsContentOutline.SelectionChangedEvent.class); for (Element dragElement : dragElements) { final ElementList<?> dragElementContainer = (ElementList<?>) dragElement.parent(); if (dragElementContainer == list && dragElementContainer.indexOf(dragElement) < position) { position--; } dragElementContainer.remove(dragElement); } final List<MasterDetailsContentNode> newSelection = new ArrayList<MasterDetailsContentNode>(); for (Element droppedElement : droppedElements) { final Element insertedElement = list.insert(droppedElement.type(), position); insertedElement.copy(droppedElement); newSelection.add(parentNode.findNode(insertedElement)); position++; } parentNode.getContentTree().setSelectedNodes(newSelection); } catch (Exception e) { // Log this exception unless the cause is EditFailedException. These exception // are the result of the user declining a particular action that is necessary // before the edit can happen (such as making a file writable). final EditFailedException editFailedException = EditFailedException.findAsCause(e); if (editFailedException == null) { SapphireUiFrameworkPlugin.log(e); } event.detail = DND.DROP_NONE; } finally { outline.listeners().resume(MasterDetailsContentOutline.SelectionChangedEvent.class); } } }); tree.addDisposeListener(new DisposeListener() { public void widgetDisposed(final DisposeEvent event) { outline.detach(contentTreeListener); actionSupport.dispose(); } }); return filteredTree; }
From source file:org.eclipse.sapphire.ui.forms.swt.MasterDetailsEditorPage.java
License:Open Source License
private FilteredTree createContentOutline(final Composite parent, final MasterDetailsContentOutline outline, final boolean addBorders) { final int treeStyle = (addBorders ? SWT.BORDER : SWT.NONE) | SWT.MULTI; final ContentOutlineFilteredTree filteredTree = new ContentOutlineFilteredTree(parent, treeStyle, outline); final TreeViewer treeViewer = filteredTree.getViewer(); final Tree tree = treeViewer.getTree(); final ITreeContentProvider contentProvider = new ITreeContentProvider() { private final Listener listener = new Listener() { @Override//from w ww . j a v a 2s . com public void handle(final org.eclipse.sapphire.Event event) { if (event instanceof PartEvent) { final SapphirePart part = ((PartEvent) event).part(); if (part instanceof MasterDetailsContentNodePart) { final MasterDetailsContentNodePart node = (MasterDetailsContentNodePart) part; if (event instanceof PartVisibilityEvent) { final MasterDetailsContentNodePart parent = node.getParentNode(); if (parent == outline.getRoot()) { treeViewer.refresh(); } else { treeViewer.refresh(parent); } } else { if (node.visible()) { if (event instanceof LabelChangedEvent || event instanceof ImageChangedEvent || event instanceof DecorationEvent) { Display.getCurrent().asyncExec(new TreeViewerUpdateJob(treeViewer, node)); } else if (event instanceof NodeListEvent) { treeViewer.refresh(node); } } } } } } }; private void attach(final List<MasterDetailsContentNodePart> nodes) { for (MasterDetailsContentNodePart node : nodes) { node.attach(this.listener); } } private void detach(final List<MasterDetailsContentNodePart> nodes) { for (MasterDetailsContentNodePart node : nodes) { node.detach(this.listener); detach(node.nodes()); } } public Object[] getElements(final Object inputElement) { final MasterDetailsContentNodeList nodes = outline.getRoot().nodes(); attach(nodes); return nodes.visible().toArray(); } public Object[] getChildren(final Object parentElement) { final MasterDetailsContentNodeList nodes = ((MasterDetailsContentNodePart) parentElement).nodes(); attach(nodes); return nodes.visible().toArray(); } public Object getParent(final Object element) { return ((MasterDetailsContentNodePart) element).getParentNode(); } public boolean hasChildren(final Object parentElement) { final MasterDetailsContentNodeList nodes = ((MasterDetailsContentNodePart) parentElement).nodes(); attach(nodes); return !nodes.visible().isEmpty(); } public void inputChanged(final Viewer viewer, final Object oldInput, final Object newInput) { } public void dispose() { detach(outline.getRoot().nodes()); } }; final StyledCellLabelProvider labelProvider = new StyledCellLabelProvider() { private final Map<ImageDescriptor, Image> images = new HashMap<ImageDescriptor, Image>(); private final Map<org.eclipse.sapphire.Color, Color> colors = new HashMap<org.eclipse.sapphire.Color, Color>(); public void update(final ViewerCell cell) { final MasterDetailsContentNodePart node = (MasterDetailsContentNodePart) cell.getElement(); final StyledString styledString = new StyledString(node.getLabel()); for (final TextDecoration decoration : node.decorations()) { String text = decoration.text(); if (text != null) { text = text.trim(); if (text.length() > 0) { final Color color = color(decoration.color()); styledString.append(" " + text, new Styler() { @Override public void applyStyles(final TextStyle style) { style.foreground = color; } }); } } } cell.setText(styledString.toString()); cell.setStyleRanges(styledString.getStyleRanges()); cell.setImage(image(node.getImage())); super.update(cell); } private Color color(final org.eclipse.sapphire.Color c) { Color color = this.colors.get(c); if (color == null) { color = new Color(tree.getDisplay(), c.red(), c.green(), c.blue()); this.colors.put(c, color); } return color; } private Image image(final ImageDescriptor imageDescriptor) { Image image = this.images.get(imageDescriptor); if (image == null) { image = imageDescriptor.createImage(); this.images.put(imageDescriptor, image); } return image; } @Override public void dispose() { for (final Image image : this.images.values()) { image.dispose(); } } }; new SapphireToolTip(tree) { protected Object getToolTipArea(final Event event) { return treeViewer.getCell(new Point(event.x, event.y)); } protected boolean shouldCreateToolTip(Event event) { if (!super.shouldCreateToolTip(event)) { return false; } setShift(new Point(0, 20)); tree.setToolTipText(""); boolean res = false; final MasterDetailsContentNodePart node = getNode(event); if (node != null) { res = !node.validation().ok(); } return res; } private MasterDetailsContentNodePart getNode(final Event event) { final TreeItem item = tree.getItem(new Point(event.x, event.y)); if (item == null) { return null; } else { return (MasterDetailsContentNodePart) item.getData(); } } protected void afterHideToolTip(Event event) { super.afterHideToolTip(event); // Clear the restored value else this could be a source of a leak if (event != null && event.widget != treeViewer.getControl()) { treeViewer.getControl().setFocus(); } } @Override protected void createContent(final Event event, final Composite parent) { final MasterDetailsContentNodePart node = getNode(event); parent.setLayout(glayout(1)); SapphireFormText text = new SapphireFormText(parent, SWT.NO_FOCUS); text.setLayoutData(gdfill()); final org.eclipse.sapphire.modeling.Status validation = node.validation(); final List<org.eclipse.sapphire.modeling.Status> items = gather(validation); final StringBuffer buffer = new StringBuffer(); buffer.append("<form>"); final int count = items.size(); int i = 0; for (org.eclipse.sapphire.modeling.Status item : items) { final String imageKey = (item.severity() == org.eclipse.sapphire.modeling.Status.Severity.ERROR ? "error" : "warning"); buffer.append("<li style=\"image\" value=\"" + imageKey + "\">" + escapeForXml(item.message()) + "</li>"); i++; if (count > 10 && i == 9) { break; } } if (count > 10) { final String msg = problemsOverflowMessage.format(numberToString(count - 9)); final String imageKey = (validation .severity() == org.eclipse.sapphire.modeling.Status.Severity.ERROR ? "error" : "warning"); buffer.append("<br/><li style=\"image\" value=\"" + imageKey + "\">" + msg + "</li>"); } buffer.append("</form>"); text.setText(buffer.toString(), true, false); text.setImage("error", ImageData.readFromClassLoader(SwtResourceCache.class, "Error.png").required()); text.setImage("warning", ImageData.readFromClassLoader(SwtResourceCache.class, "Warning.png").required()); } private String numberToString(final int number) { switch (number) { case 2: return two.text(); case 3: return three.text(); case 4: return four.text(); case 5: return five.text(); case 6: return six.text(); case 7: return seven.text(); case 8: return eight.text(); case 9: return nine.text(); default: return String.valueOf(number); } } private List<org.eclipse.sapphire.modeling.Status> gather( final org.eclipse.sapphire.modeling.Status status) { final List<org.eclipse.sapphire.modeling.Status> items = new ArrayList<org.eclipse.sapphire.modeling.Status>(); gather(status, items); return items; } private void gather(final org.eclipse.sapphire.modeling.Status status, final List<org.eclipse.sapphire.modeling.Status> items) { if (status.children().isEmpty()) { items.add(status); } else { for (org.eclipse.sapphire.modeling.Status child : status.children()) { gather(child, items); } } } }; treeViewer.setContentProvider(contentProvider); treeViewer.setLabelProvider(labelProvider); treeViewer.setInput(new Object()); final MutableReference<Boolean> ignoreSelectionChange = new MutableReference<Boolean>(false); final MutableReference<Boolean> ignoreExpandedStateChange = new MutableReference<Boolean>(false); final Listener contentTreeListener = new Listener() { @Override public void handle(final org.eclipse.sapphire.Event event) { if (event instanceof MasterDetailsContentOutline.SelectionChangedEvent) { if (ignoreSelectionChange.get() == true) { return; } final MasterDetailsContentOutline.SelectionChangedEvent evt = (MasterDetailsContentOutline.SelectionChangedEvent) event; final List<MasterDetailsContentNodePart> selection = evt.selection(); final IStructuredSelection sel; if (selection.isEmpty()) { sel = StructuredSelection.EMPTY; } else { sel = new StructuredSelection(selection); } if (!treeViewer.getSelection().equals(sel)) { for (MasterDetailsContentNodePart node : selection) { treeViewer.reveal(node); } treeViewer.setSelection(sel); } } else if (event instanceof MasterDetailsContentOutline.NodeExpandedStateChangedEvent) { if (ignoreExpandedStateChange.get() == true) { return; } final MasterDetailsContentOutline.NodeExpandedStateChangedEvent evt = (MasterDetailsContentOutline.NodeExpandedStateChangedEvent) event; final MasterDetailsContentNodePart node = evt.node(); final boolean expandedState = node.isExpanded(); if (treeViewer.getExpandedState(node) != expandedState) { treeViewer.setExpandedState(node, expandedState); } } else if (event instanceof MasterDetailsContentOutline.FilterChangedEvent) { final MasterDetailsContentOutline.FilterChangedEvent evt = (MasterDetailsContentOutline.FilterChangedEvent) event; filteredTree.changeFilterText(evt.filter()); } } }; outline.attach(contentTreeListener); treeViewer.addSelectionChangedListener(new ISelectionChangedListener() { public void selectionChanged(final SelectionChangedEvent event) { ignoreSelectionChange.set(true); try { final IStructuredSelection selection = (IStructuredSelection) event.getSelection(); final List<MasterDetailsContentNodePart> nodes = new ArrayList<MasterDetailsContentNodePart>(); for (Iterator<?> itr = selection.iterator(); itr.hasNext();) { nodes.add((MasterDetailsContentNodePart) itr.next()); } outline.setSelectedNodes(nodes); } finally { ignoreSelectionChange.set(false); } } }); treeViewer.addDoubleClickListener(new IDoubleClickListener() { public void doubleClick(DoubleClickEvent event) { IStructuredSelection thisSelection = (IStructuredSelection) event.getSelection(); if (thisSelection.size() == 1) { MasterDetailsContentNodePart selectedNode = (MasterDetailsContentNodePart) thisSelection .getFirstElement(); selectedNode.setExpanded(!selectedNode.isExpanded()); } } }); treeViewer.addTreeListener(new ITreeViewerListener() { public void treeExpanded(final TreeExpansionEvent event) { ignoreExpandedStateChange.set(true); try { final MasterDetailsContentNodePart node = (MasterDetailsContentNodePart) event.getElement(); node.setExpanded(true); } finally { ignoreExpandedStateChange.set(false); } } public void treeCollapsed(final TreeExpansionEvent event) { ignoreExpandedStateChange.set(true); try { final MasterDetailsContentNodePart node = (MasterDetailsContentNodePart) event.getElement(); node.setExpanded(false); } finally { ignoreExpandedStateChange.set(false); } } }); final ContentOutlineActionSupport actionSupport = new ContentOutlineActionSupport(outline, tree); treeViewer.setExpandedElements(outline.getExpandedNodes().toArray()); contentTreeListener .handle(new MasterDetailsContentOutline.SelectionChangedEvent(outline.getSelectedNodes())); filteredTree.changeFilterText(outline.getFilterText()); final ElementsTransfer transfer = new ElementsTransfer( getModelElement().type().getModelElementClass().getClassLoader()); final Transfer[] transfers = new Transfer[] { transfer }; final DragSource dragSource = new DragSource(tree, DND.DROP_COPY | DND.DROP_MOVE); dragSource.setTransfer(transfers); final List<Element> dragElements = new ArrayList<Element>(); dragSource.addDragListener(new DragSourceListener() { public void dragStart(final DragSourceEvent event) { final TreeItem[] selection = tree.getSelection(); final String filter = outline().getFilterText(); if ((filter == null || filter.length() == 0) && draggable(selection)) { event.doit = true; for (TreeItem item : selection) { final MasterDetailsContentNodePart node = (MasterDetailsContentNodePart) item.getData(); dragElements.add(node.getModelElement()); } } else { event.doit = false; } } protected boolean draggable(final TreeItem[] selection) { if (selection.length > 0) { for (TreeItem item : selection) { final MasterDetailsContentNodePart node = (MasterDetailsContentNodePart) item.getData(); if (!draggable(node)) { return false; } } return true; } return false; } protected boolean draggable(final MasterDetailsContentNodePart node) { final Element element = node.getModelElement(); if (element.parent() instanceof ElementList && node.controls(element)) { return true; } return false; } public void dragSetData(final DragSourceEvent event) { event.data = dragElements; } public void dragFinished(final DragSourceEvent event) { if (event.detail == DND.DROP_MOVE) { // When drop target is the same editor as drag source, the drop handler takes care of removing // elements from their original location. The following block of code accounts for the case when // dropping into another editor. boolean droppedIntoAnotherEditor = false; for (Element dragElement : dragElements) { if (!dragElement.disposed()) { droppedIntoAnotherEditor = true; break; } } if (droppedIntoAnotherEditor) { final TreeItem[] selection = tree.getSelection(); final List<MasterDetailsContentNodePart> dragNodes = new ArrayList<MasterDetailsContentNodePart>(); for (TreeItem item : selection) { dragNodes.add((MasterDetailsContentNodePart) item.getData()); } final MasterDetailsContentNodePart parentNode = dragNodes.get(0).getParentNode(); MasterDetailsContentNodePart selectionPostDelete = findSelectionPostDelete( parentNode.nodes().visible(), dragNodes); if (selectionPostDelete == null) { selectionPostDelete = parentNode; } final Disposable suspension = outline.listeners().queue() .suspend(SelectionChangedEventFilter.INSTANCE); try { for (Element dragElement : dragElements) { final ElementList<?> dragElementContainer = (ElementList<?>) dragElement.parent(); dragElementContainer.remove(dragElement); } } catch (Exception e) { // Log this exception unless the cause is EditFailedException. These exception // are the result of the user declining a particular action that is necessary // before the edit can happen (such as making a file writable). final EditFailedException editFailedException = EditFailedException.findAsCause(e); if (editFailedException == null) { Sapphire.service(LoggingService.class).log(e); } } finally { suspension.dispose(); outline.listeners().queue().process(); } parentNode.getContentTree().setSelectedNode(selectionPostDelete); } } dragElements.clear(); } }); final DropTarget target = new DropTarget(tree, DND.DROP_COPY | DND.DROP_MOVE); target.setTransfer(transfers); target.addDropListener(new DropTargetAdapter() { public void dragOver(final DropTargetEvent event) { if (event.item != null) { final TreeItem dragOverItem = (TreeItem) event.item; final MasterDetailsContentNodePart dragOverNode = (MasterDetailsContentNodePart) dragOverItem .getData(); final MasterDetailsContentNodePart parentNode = dragOverNode.getParentNode(); final List<MasterDetailsContentNodePart> siblingNodes = parentNode.nodes().visible(); final Point pt = dragOverItem.getDisplay().map(null, tree, event.x, event.y); final Rectangle bounds = dragOverItem.getBounds(); boolean dragOverNodeAcceptedDrop = false; if (pt.y > bounds.y + bounds.height / 3 && pt.y < bounds.y + bounds.height - bounds.height / 3) { for (final PropertyDef dragOverTargetChildProperty : dragOverNode .getChildNodeFactoryProperties()) { if (dragOverTargetChildProperty instanceof ListProperty && !dragOverTargetChildProperty.isReadOnly()) { dragOverNodeAcceptedDrop = true; event.feedback = DND.FEEDBACK_SELECT; break; } } } if (!dragOverNodeAcceptedDrop) { MasterDetailsContentNodePart precedingNode = null; MasterDetailsContentNodePart trailingNode = null; if (pt.y < bounds.y + bounds.height / 2) { precedingNode = findPrecedingItem(siblingNodes, dragOverNode); trailingNode = dragOverNode; event.feedback = DND.FEEDBACK_INSERT_BEFORE; } else { precedingNode = dragOverNode; trailingNode = findTrailingItem(siblingNodes, dragOverNode); event.feedback = DND.FEEDBACK_INSERT_AFTER; } boolean ok = false; if (precedingNode != null) { final Element precedingElement = precedingNode.getModelElement(); if (precedingElement.parent() instanceof ElementList && precedingNode.controls(precedingElement)) { ok = true; } } if (!ok && trailingNode != null) { final Element trailingElement = trailingNode.getModelElement(); if (trailingElement.parent() instanceof ElementList && trailingNode.controls(trailingElement)) { ok = true; } } if (!ok) { event.feedback = DND.FEEDBACK_NONE; } } } event.feedback |= DND.FEEDBACK_SCROLL; } @SuppressWarnings("unchecked") public void drop(final DropTargetEvent event) { if (event.data == null || event.item == null) { event.detail = DND.DROP_NONE; return; } // Determine where something was dropped. final List<ElementData> droppedElements = (List<ElementData>) event.data; final TreeItem dropTargetItem = (TreeItem) event.item; final MasterDetailsContentNodePart dropTargetNode = (MasterDetailsContentNodePart) dropTargetItem .getData(); final MasterDetailsContentNodePart parentNode = dropTargetNode.getParentNode(); final List<MasterDetailsContentNodePart> siblingNodes = parentNode.nodes().visible(); final Point pt = tree.getDisplay().map(null, tree, event.x, event.y); final Rectangle bounds = dropTargetItem.getBounds(); MasterDetailsContentNodePart precedingNode = null; MasterDetailsContentNodePart trailingNode = null; boolean dropTargetNodeAcceptedDrop = false; if (pt.y > bounds.y + bounds.height / 3 && pt.y < bounds.y + bounds.height - bounds.height / 3) { for (final PropertyDef dropTargetChildProperty : dropTargetNode .getChildNodeFactoryProperties()) { if (dropTargetChildProperty instanceof ListProperty && !dropTargetChildProperty.isReadOnly()) { dropTargetNodeAcceptedDrop = true; break; } } } if (!dropTargetNodeAcceptedDrop) { if (pt.y < bounds.y + bounds.height / 2) { precedingNode = findPrecedingItem(siblingNodes, dropTargetNode); trailingNode = dropTargetNode; } else { precedingNode = dropTargetNode; trailingNode = findTrailingItem(siblingNodes, dropTargetNode); } } // Determine whether the drop was valid from model standpoint and figure out // where in the model the dropped elements are to be inserted. ElementList<?> list = null; int position = -1; if (precedingNode != null) { final Element precedingElement = precedingNode.getModelElement(); if (precedingElement.parent() instanceof ElementList && !precedingElement.parent().definition().isReadOnly() && precedingNode.controls(precedingElement)) { list = (ElementList<?>) precedingElement.parent(); final Set<ElementType> possibleListElementTypes = list.definition() .service(PossibleTypesService.class).types(); for (final ElementData droppedElement : droppedElements) { if (!possibleListElementTypes.contains(droppedElement.type())) { list = null; break; } } if (list != null) { position = list.indexOf(precedingElement) + 1; } } } if (list == null && trailingNode != null) { final Element trailingElement = trailingNode.getModelElement(); if (trailingElement.parent() instanceof ElementList && !trailingElement.parent().definition().isReadOnly() && trailingNode.controls(trailingElement)) { list = (ElementList<?>) trailingElement.parent(); final Set<ElementType> possibleListElementTypes = list.definition() .service(PossibleTypesService.class).types(); for (final ElementData droppedElement : droppedElements) { if (!possibleListElementTypes.contains(droppedElement.type())) { list = null; break; } } if (list != null) { position = list.indexOf(trailingElement); } } } if (list == null) { for (PropertyDef dropTargetChildProperty : dropTargetNode.getChildNodeFactoryProperties()) { if (dropTargetChildProperty instanceof ListProperty && !dropTargetChildProperty.isReadOnly()) { final ListProperty dropTargetChildListProperty = (ListProperty) dropTargetChildProperty; boolean compatible = true; final Set<ElementType> possibleListElementTypes = dropTargetChildListProperty .service(PossibleTypesService.class).types(); for (final ElementData droppedElement : droppedElements) { if (!possibleListElementTypes.contains(droppedElement.type())) { compatible = false; break; } } if (compatible) { list = dropTargetNode.getLocalModelElement().property(dropTargetChildListProperty); position = list.size(); } } } } if (list == null) { event.detail = DND.DROP_NONE; return; } // Prevent a drop within a drag element. for (Property p = list; p != null; p = p.element().parent()) { for (final Element dragElement : dragElements) { if (p.element() == dragElement) { event.detail = DND.DROP_NONE; return; } } } // Perform the removal and insertion into the new location. final Disposable suspension = outline.listeners().queue() .suspend(SelectionChangedEventFilter.INSTANCE); try { if (event.detail == DND.DROP_MOVE) { for (Element dragElement : dragElements) { final ElementList<?> dragElementContainer = (ElementList<?>) dragElement.parent(); if (dragElementContainer == list && dragElementContainer.indexOf(dragElement) < position) { position--; } dragElementContainer.remove(dragElement); } } final List<MasterDetailsContentNodePart> newSelection = new ArrayList<MasterDetailsContentNodePart>(); for (final ElementData droppedElement : droppedElements) { final Element insertedElement = list.insert(droppedElement.type(), position); insertedElement.copy(droppedElement); newSelection.add(parentNode.findNode(insertedElement)); position++; } parentNode.getContentTree().setSelectedNodes(newSelection); } catch (Exception e) { // Log this exception unless the cause is EditFailedException. These exception // are the result of the user declining a particular action that is necessary // before the edit can happen (such as making a file writable). final EditFailedException editFailedException = EditFailedException.findAsCause(e); if (editFailedException == null) { Sapphire.service(LoggingService.class).log(e); } event.detail = DND.DROP_NONE; } finally { suspension.dispose(); outline.listeners().queue().process(); } } }); tree.addDisposeListener(new DisposeListener() { public void widgetDisposed(final DisposeEvent event) { outline.detach(contentTreeListener); actionSupport.dispose(); } }); return filteredTree; }
From source file:org.eclipse.stardust.modeling.transformation.debug.views.TransformationMappingDebugView.java
License:Open Source License
public void highlightOutMessageNode(String fieldPath) { // This counter should be incremented on each iter.next() call which succeeds. int usedFieldPathSegmentCounter = 0; Iterator iter = StringUtils.split(fieldPath, "/"); //$NON-NLS-1$ // if no path at all -> return if (!iter.hasNext()) { // TODO: log this situation return;// w ww.j ava 2 s. c om } TreeViewer target = controlsManager.getTargetMessageTreeViewer(); MultipleAccessPathBrowserContentProvider contentProvider = (MultipleAccessPathBrowserContentProvider) target .getContentProvider(); TreeItem[] items = target.getTree().getItems(); String rootItemName = (String) iter.next(); ++usedFieldPathSegmentCounter; TreeItem rootItem = null; for (int idx = 0; idx < items.length; idx++) { rootItem = items[idx]; if (rootItemName.equals(rootItem.getText())) { break; } } // if no root item with this name exists -> return if (null == rootItem) { // TODO: log this situation return; } List itemData = CollectionUtils.newArrayList(); StructAccessPointType sap = (StructAccessPointType) rootItem.getData(); itemData.add(sap); // search for all children selected by field path elements boolean hasChildren = contentProvider.hasChildren(sap); while (hasChildren && iter.hasNext()) { hasChildren = false; String nextItemName = (String) iter.next(); ++usedFieldPathSegmentCounter; Object[] children = contentProvider.getChildren(sap); for (int idx = 0; idx < children.length; idx++) { sap = (StructAccessPointType) children[idx]; if (sap.getId().equals(nextItemName)) { itemData.add(sap); hasChildren = contentProvider.hasChildren(sap); break; } } } if (usedFieldPathSegmentCounter != itemData.size()) { // TODO: log this situation return; } // only set new selection if current selection is the same. TreeSelection selection = (TreeSelection) target.getSelection(); TreePath[] selectedPath = selection.getPathsFor(itemData.get(itemData.size() - 1)); if (selectedPath.length == 0) { target.setSelection(new TreeSelection(new TreePath(itemData.toArray())), true); } }
From source file:org.eclipse.tcf.te.ui.utils.TreeViewerUtil.java
License:Open Source License
/** * Get the selected path of the viewer.// www .j av a 2 s. com * * @param viewer The tree viewer to get the selected path from. * @return the first selected path or null if no selected path. */ private static TreePath getSelectedPath(TreeViewer viewer) { ISelection selection = viewer.getSelection(); if (selection instanceof TreeSelection) { TreeSelection treeSelection = (TreeSelection) selection; TreePath[] paths = treeSelection.getPaths(); if (paths != null && paths.length > 0) { return paths[0]; } } return null; }
From source file:org.eclipse.tcf.te.ui.views.internal.quickfilter.QuickFilterTester.java
License:Open Source License
/** * If the current the tree viewer is filterable. * //w ww . j a v a2s.c om * @param viewer The tree viewer. * @return true if it is filterable. */ private boolean isFilterable(TreeViewer viewer) { ISelection obj = viewer.getSelection(); if (!obj.isEmpty() && obj instanceof TreeSelection) { TreeSelection selection = (TreeSelection) obj; if (selection.size() == 1) { TreePath[] paths = selection.getPaths(); TreePath path = paths[0]; Object element = path.getLastSegment(); if (element != null && adaptFilterable(element) != null) { return isEligible(path, viewer); } } } return false; }
From source file:org.eclipse.team.internal.ui.synchronize.AbstractTreeViewerAdvisor.java
License:Open Source License
private static void setSelection(TreeViewer viewer, TreeItem ti, boolean fireOpen, boolean expandOnly) { if (ti != null) { Object data = ti.getData(); if (data != null) { // Fix for http://dev.eclipse.org/bugs/show_bug.cgi?id=20106 ISelection selection = new StructuredSelection(data); if (expandOnly) { viewer.expandToLevel(data, 0); } else { viewer.setSelection(selection, true); ISelection currentSelection = viewer.getSelection(); if (fireOpen && currentSelection != null && selection.equals(currentSelection)) { if (viewer instanceof ITreeViewerAccessor) { ((ITreeViewerAccessor) viewer).openSelection(); }/*from www . j ava 2 s . c o m*/ } } } } }
From source file:org.eclipse.tracecompass.analysis.timing.ui.views.segmentstore.statistics.AbstractSegmentsStatisticsViewer.java
License:Open Source License
/** * Constructor// w ww. java2 s.c o m * * @param parent * the parent composite */ public AbstractSegmentsStatisticsViewer(Composite parent) { super(parent, false); setLabelProvider(new SegmentStoreStatisticsLabelProvider()); fTablePopupMenuManager = new MenuManager(); fTablePopupMenuManager.setRemoveAllWhenShown(true); fTablePopupMenuManager.addMenuListener(manager -> { TreeViewer viewer = getTreeViewer(); ISelection selection = viewer.getSelection(); if (selection instanceof IStructuredSelection) { IStructuredSelection sel = (IStructuredSelection) selection; if (manager != null) { appendToTablePopupMenu(manager, sel); } } }); Menu tablePopup = fTablePopupMenuManager.createContextMenu(getTreeViewer().getTree()); Tree tree = getTreeViewer().getTree(); tree.setMenu(tablePopup); tree.addDisposeListener(e -> { if (fModule != null) { fModule.dispose(); } }); }
From source file:org.eclipse.tracecompass.analysis.timing.ui.views.segmentstore.statistics.AbstractSegmentStoreStatisticsViewer.java
License:Open Source License
/** * Constructor//from w w w . ja v a 2 s.c o m * * @param parent * the parent composite */ public AbstractSegmentStoreStatisticsViewer(Composite parent) { super(parent, false); setLabelProvider(new SegmentStoreStatisticsLabelProvider()); fTablePopupMenuManager = new MenuManager(); fTablePopupMenuManager.setRemoveAllWhenShown(true); fTablePopupMenuManager.addMenuListener(manager -> { TreeViewer viewer = getTreeViewer(); ISelection selection = viewer.getSelection(); if (selection instanceof IStructuredSelection) { IStructuredSelection sel = (IStructuredSelection) selection; if (manager != null) { appendToTablePopupMenu(manager, sel); } } }); Menu tablePopup = fTablePopupMenuManager.createContextMenu(getTreeViewer().getTree()); getTreeViewer().getTree().setMenu(tablePopup); }