List of usage examples for org.eclipse.jface.viewers ViewerCell setImage
public void setImage(Image image)
From source file:org.eclipse.recommenders.internal.models.rcp.ModelRepositoriesView.java
License:Open Source License
@Override public void createPartControl(Composite parent) { bus.register(this); Composite container = new Composite(parent, SWT.NONE); container.setLayout(new GridLayout()); txtSearch = new Text(container, SWT.BORDER | SWT.ICON_SEARCH | SWT.SEARCH | SWT.CANCEL); txtSearch.setMessage(Messages.SEARCH_PLACEHOLDER_FILTER_TEXT); txtSearch.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false, 1, 1)); txtSearch.addKeyListener(new KeyAdapter() { @Override// www . j a v a2s. c o m public void keyPressed(KeyEvent e) { if (e.keyCode == SWT.ARROW_DOWN && tree.getItemCount() != 0) { tree.setFocus(); tree.setSelection(tree.getTopItem()); } } }); Composite composite = new Composite(container, SWT.NONE); TreeColumnLayout treeLayout = new TreeColumnLayout(); composite.setLayout(treeLayout); composite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); treeViewer = new TreeViewer(composite, SWT.BORDER | SWT.FULL_SELECTION | SWT.VIRTUAL); ColumnViewerToolTipSupport.enableFor(treeViewer); tree = treeViewer.getTree(); tree.setHeaderVisible(true); tree.setLinesVisible(true); TreeViewerColumn repositoryViewerColumn = new TreeViewerColumn(treeViewer, SWT.NONE); TreeColumn repositoryColumn = repositoryViewerColumn.getColumn(); treeLayout.setColumnData(repositoryColumn, new ColumnWeightData(1, ColumnWeightData.MINIMUM_WIDTH, true)); repositoryColumn.setText(Messages.COLUMN_LABEL_REPOSITORY); repositoryViewerColumn.setLabelProvider(new StyledCellLabelProvider() { @Override public void update(ViewerCell cell) { Object element = cell.getElement(); StyledString text = new StyledString(); if (element instanceof String) { String url = (String) element; text.append(url); text.append(" "); //$NON-NLS-1$ text.append(format(Messages.TABLE_CELL_SUFFIX_KNOWN_COORDINATES, fetchNumberOfModels(url)), StyledString.COUNTER_STYLER); cell.setImage(images.getImage(OBJ_REPOSITORY)); } if (element instanceof KnownCoordinate) { KnownCoordinate v = (KnownCoordinate) element; text.append(v.pc.toString()); } cell.setText(text.toString()); cell.setStyleRanges(text.getStyleRanges()); super.update(cell); } }); int minWidth = calculateMinColumnWidthForClassifier(); for (String classifier : modelClassifiers) { newColumn(treeLayout, classifier, minWidth); } treeViewer.setUseHashlookup(true); treeViewer.setContentProvider(new ILazyTreeContentProvider() { @Override public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { filteredCoordinatesGroupedByRepo = ArrayListMultimap.create(coordinatesGroupedByRepo); } @Override public void dispose() { } @Override public void updateElement(Object parent, int index) { if (parent instanceof IViewSite) { String element = prefs.remotes[index]; treeViewer.replace(parent, index, element); treeViewer.setChildCount(element, getChildren(element).length); } else if (parent instanceof String) { treeViewer.replace(parent, index, getChildren(parent)[index]); } } private Object[] getChildren(Object element) { if (element instanceof String) { return filteredCoordinatesGroupedByRepo.get((String) element).toArray(); } return new Object[0]; } @Override public void updateChildCount(Object element, int currentChildCount) { int count = 0; if (element instanceof IViewSite) { count = prefs.remotes.length; } if (contains(prefs.remotes, element)) { count = getChildren(element).length; } if (count != currentChildCount) { treeViewer.setChildCount(element, count); } } @Override public Object getParent(Object element) { if (element instanceof KnownCoordinate) { KnownCoordinate v = (KnownCoordinate) element; return v.url; } return null; } }); treeViewer.setInput(getViewSite()); refreshData(); addRemoteRepositoryAction = new Action() { @Override public void run() { addRemoteRepository(); } }; IToolBarManager toolBarManager = getViewSite().getActionBars().getToolBarManager(); addAction(Messages.TOOLBAR_TOOLTIP_ADD_REPOSITORY, ELCL_ADD_REPOSITORY, toolBarManager, addRemoteRepositoryAction); addAction(Messages.TOOLBAR_TOOLTIP_REFRESH, ELCL_REFRESH, toolBarManager, new Action() { @Override public void run() { refreshData(); } }); addAction(Messages.TOOLBAR_TOOLTIP_EXPAND_ALL, ELCL_EXPAND_ALL, toolBarManager, new Action() { @Override public void run() { for (int i = 0; i < treeViewer.getTree().getItemCount(); i++) { treeViewer.getTree().getItem(i).setExpanded(true); } } }); addAction(Messages.TOOLBAR_TOOLTIP_COLLAPSE_ALL, ELCL_COLLAPSE_ALL, toolBarManager, new Action() { @Override public void run() { for (int i = 0; i < treeViewer.getTree().getItemCount(); i++) { treeViewer.getTree().getItem(i).setExpanded(false); } } }); IMenuManager menuManager = getViewSite().getActionBars().getMenuManager(); addAction(Messages.MENUITEM_DELETE_MODELS, ELCL_DELETE, menuManager, new Action() { @Override public void run() { deleteCacheAndRefresh(); } }); addContextMenu(); bindingContext = initDataBindings(); }
From source file:org.eclipse.recommenders.internal.snipmatch.rcp.SnippetsView.java
License:Open Source License
@Override public void createPartControl(final Composite parent) { Composite composite = new Composite(parent, SWT.NONE); GridLayoutFactory.swtDefaults().applyTo(composite); txtSearch = new Text(composite, SWT.BORDER | SWT.ICON_SEARCH | SWT.SEARCH | SWT.CANCEL); txtSearch.setMessage(Messages.SEARCH_PLACEHOLDER_SEARCH_TEXT); GridDataFactory.fillDefaults().align(SWT.FILL, SWT.CENTER).grab(true, false).span(1, 1).applyTo(txtSearch); txtSearch.addModifyListener(new ModifyListener() { @Override//from w w w . j av a 2 s . c om public void modifyText(ModifyEvent e) { refreshUI(); } }); txtSearch.setData(SWT_ID, SEARCH_FIELD); txtSearch.addKeyListener(new KeyAdapter() { @Override public void keyPressed(KeyEvent e) { if (e.keyCode == SWT.ARROW_DOWN && tree.getItemCount() != 0) { tree.setFocus(); tree.setSelection(tree.getTopItem()); } } }); Composite treeComposite = new Composite(composite, SWT.NONE); TreeColumnLayout treeLayout = new TreeColumnLayout(); treeComposite.setLayout(treeLayout); treeComposite.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true, 1, 1)); treeViewer = new TreeViewer(treeComposite, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI | SWT.VIRTUAL); ColumnViewerToolTipSupport.enableFor(treeViewer); tree = treeViewer.getTree(); tree.setData(SWT_ID, TREE); tree.setHeaderVisible(true); tree.setLinesVisible(true); TreeViewerColumn snippetViewerColumn = new TreeViewerColumn(treeViewer, SWT.NONE); TreeColumn snippetColumn = snippetViewerColumn.getColumn(); treeLayout.setColumnData(snippetColumn, new ColumnWeightData(1, ColumnWeightData.MINIMUM_WIDTH, true)); snippetColumn.setText(Messages.TABLE_COLUMN_TITLE_SNIPPETS); snippetViewerColumn.setLabelProvider(new StyledCellLabelProvider() { @Override public void update(ViewerCell cell) { Object element = cell.getElement(); StyledString text = new StyledString(); if (element instanceof SnippetRepositoryConfiguration) { SnippetRepositoryConfiguration config = (SnippetRepositoryConfiguration) element; text.append(config.getName()); text.append(" "); //$NON-NLS-1$ if (prefs.isRepositoryEnabled(config)) { text.append(format(Messages.TABLE_CELL_SUFFIX_SNIPPETS, fetchNumberOfSnippets(config)), StyledString.COUNTER_STYLER); } else { text.append(Messages.TABLE_REPOSITORY_DISABLED, StyledString.COUNTER_STYLER); } cell.setImage(images.getImage(Images.OBJ_REPOSITORY)); } else if (element instanceof KnownSnippet) { KnownSnippet knownSnippet = (KnownSnippet) element; text.append(toStringRepresentation.apply(knownSnippet)); } cell.setText(text.toString()); cell.setStyleRanges(text.getStyleRanges()); super.update(cell); } }); treeViewer.addOpenListener(new IOpenListener() { @Override public void open(OpenEvent event) { if (selectionConsistsOnlyElementsOf(KnownSnippet.class)) { editSnippets(); } } }); treeViewer.setUseHashlookup(true); treeViewer.setContentProvider(new ILazyTreeContentProvider() { @Override public void inputChanged(Viewer viewer, Object oldInput, Object newInput) { } @Override public void dispose() { } @Override public void updateElement(Object parent, int index) { if (parent instanceof IViewSite) { SnippetRepositoryConfiguration config = availableRepositories.get(index); treeViewer.replace(parent, index, config); treeViewer.setChildCount(config, getChildren(config).length); } else if (parent instanceof SnippetRepositoryConfiguration) { treeViewer.replace(parent, index, getChildren(parent)[index]); } } private Object[] getChildren(Object element) { if (element instanceof SnippetRepositoryConfiguration) { return filteredSnippetsGroupedByRepoName.get((SnippetRepositoryConfiguration) element) .toArray(); } return new Object[0]; } @Override public void updateChildCount(Object element, int currentChildCount) { int count = 0; if (element instanceof IViewSite) { count = availableRepositories.size(); } if (availableRepositories.contains(element)) { count = getChildren(element).length; } if (count != currentChildCount) { treeViewer.setChildCount(element, count); } } @Override public Object getParent(Object element) { if (element instanceof KnownSnippet) { KnownSnippet knownSnippet = (KnownSnippet) element; return knownSnippet.config; } return null; } }); selection = ViewersObservables.observeMultiSelection(treeViewer); createActions(parent); addToolBar(parent); addContextMenu(); refreshUI(); }
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// w w w. j av a2 s .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.scada.ae.ui.views.views.LabelProviderSupport.java
License:Open Source License
public void decorateWithActorType(final DecoratedEvent event, final ViewerCell cell) { final String value = Variant.valueOf(event.getEvent().getField(Fields.ACTOR_TYPE)).asString(""); if ("USER".equalsIgnoreCase(value)) //$NON-NLS-1$ {/*from www . java 2 s.c o m*/ cell.setImage(this.userImage); } else if ("SYSTEM".equalsIgnoreCase(value)) //$NON-NLS-1$ { cell.setImage(this.systemImage); } else { cell.setImage(null); } }
From source file:org.eclipse.scada.ae.ui.views.views.LabelProviderSupport.java
License:Open Source License
public void decorateWithMonitorState(final DecoratedEvent event, final ViewerCell cell) { // FIXME: should be done using new StyleBlinker if (!event.isActive()) { cell.setImage(null); } else {//from w w w . j av a 2 s .c o m switch (event.getMonitor().getStatus()) { case NOT_OK: //$FALL-THROUGH$ case NOT_OK_AKN: if (event.getMonitor().getSeverity() == Severity.WARNING) { cell.setImage(this.warningImage); } else { cell.setImage(this.alarmImage); } break; case NOT_AKN: cell.setImage(this.ackImage); break; case NOT_OK_NOT_AKN: cell.setImage(this.ackImage); break; case INACTIVE: //$FALL-THROUGH$ case INIT: //$FALL-THROUGH$ case UNSAFE: //$FALL-THROUGH$ case OK: //$FALL-THROUGH$ break; } } }
From source file:org.eclipse.scada.configuration.component.tools.wizard.PreviewPage.java
License:Open Source License
@Override public void createControl(final Composite parent) { setTitle("Preview result"); setMessage("Check the result"); this.viewer = new TableViewer(parent, SWT.FULL_SELECTION | SWT.BORDER); this.viewer.getControl().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true)); setControl(this.viewer.getControl()); this.viewer.getTable().setHeaderVisible(true); this.viewer.setContentProvider(new ArrayContentProvider()); final AdapterFactory adapterFactory = new ComponentItemProviderAdapterFactory(); this.labelProvider = new AdapterFactoryLabelProvider(adapterFactory); final TableLayout layout = new TableLayout(); this.viewer.getTable().setLayout(layout); {//from ww w . j ava 2 s. c o m final TableViewerColumn col = new TableViewerColumn(this.viewer, SWT.NONE); layout.addColumnData(new ColumnWeightData(10)); col.getColumn().setText("Item"); col.setLabelProvider(new CellLabelProvider() { @Override public void update(final ViewerCell cell) { cell.setText(PreviewPage.this.labelProvider.getText(((Entry) cell.getElement()).getItem())); cell.setImage(PreviewPage.this.labelProvider.getImage(((Entry) cell.getElement()).getItem())); } }); } { final TableViewerColumn col = new TableViewerColumn(this.viewer, SWT.NONE); layout.addColumnData(new ColumnWeightData(10)); col.getColumn().setText("Old name"); col.setLabelProvider(new CellLabelProvider() { @Override public void update(final ViewerCell cell) { cell.setText(((Entry) cell.getElement()).getItem().getSourceName()); } }); } { final TableViewerColumn col = new TableViewerColumn(this.viewer, SWT.NONE); layout.addColumnData(new ColumnWeightData(10)); col.getColumn().setText("Result"); col.setLabelProvider(new CellLabelProvider() { @Override public void update(final ViewerCell cell) { renderResult(cell, (Entry) cell.getElement()); } }); } }
From source file:org.eclipse.scada.configuration.component.tools.wizard.PreviewPage.java
License:Open Source License
protected void renderResult(final ViewerCell cell, final Entry element) { if (element.getException() != null) { cell.setText(ExceptionHelper.getMessage(element.getException())); cell.setImage(JFaceResources.getImage(Dialog.DLG_IMG_MESSAGE_ERROR)); } else {/*from w ww.j av a 2 s .c om*/ cell.setText(element.getNewName()); cell.setImage(null); } }
From source file:org.eclipse.scada.configuration.ui.component.NameLabelProvider.java
License:Open Source License
@Override public void update(final ViewerCell cell) { final Object ele = cell.getElement(); if (ele instanceof Master) { final MasterServer master = ((Master) ele).getMaster(); final IItemLabelProvider itemLabelProvider = (IItemLabelProvider) this.adapterFactory.adapt(master, IItemLabelProvider.class); cell.setText(itemLabelProvider.getText(master)); cell.setImage(makeImage(itemLabelProvider.getImage(master))); } else if (ele instanceof ItemEntry) { final Item item = ((ItemEntry) ele).getItem(); cell.setText("" + ((ItemEntry) ele).getLocal()); final IItemLabelProvider itemLabelProvider = (IItemLabelProvider) this.adapterFactory.adapt(item, IItemLabelProvider.class); cell.setImage(makeImage(itemLabelProvider.getImage(item))); } else if (ele instanceof ClassInformationProvider) { final ClassInformationProvider cip = (ClassInformationProvider) ele; cell.setText(String.format("%s (%s)", cip.getSimpleName(), cip.getPackageName())); } else {//from w w w . j a v a 2 s . c o m cell.setText("" + ele); } }
From source file:org.eclipse.scada.da.server.ui.internal.ServerLabelProvider.java
License:Open Source License
protected void update(final ViewerCell cell, final ServerDescriptor element) { final StyledString str = new StyledString(); final boolean running = element.isRunning(); str.append(element.getLabel());//from w w w .j ava 2 s . com final String add = element.getAdditionalLabel(); if (add != null) { str.append(' '); str.append(add, StyledString.QUALIFIER_STYLER); } cell.setText(str.getString()); cell.setStyleRanges(str.getStyleRanges()); if (element.getError() != null) { cell.setImage(this.errorImage); } else { cell.setImage(running ? this.runningImage : this.stoppedImage); } }
From source file:org.eclipse.scada.da.server.ui.internal.ServerLabelProvider.java
License:Open Source License
protected void update(final ViewerCell cell, final ServerEndpoint element) { final StyledString str = new StyledString(); final boolean running = element.isRunning(); str.append(element.getLabel());//ww w .j a va 2 s . c o m cell.setText(str.getString()); cell.setStyleRanges(str.getStyleRanges()); if (element.getError() != null) { cell.setImage(this.errorImage); } else { cell.setImage(running ? this.runningImage : this.stoppedImage); } }