+ public void init(Map<String, String> properties) {
+ entityType = properties.get(EntityConstants.TYPE);
+ }
+
+ class SingleEntityViewer {
+ Composite parent;
+ Text filterTxt;
+ TableViewer viewer;
+ Session session;
+
+ public SingleEntityViewer(Composite parent, int style, Session session) {
+ this.parent = parent;
+ this.session = session;
+ }
+
+ public void createUi() {
+ // MainLayout
+ addFilterPanel(parent);
+ viewer = createListPart(parent, new SingleEntityLabelProvider());
+ refreshFilteredList();
+
+ try {
+ String[] nodeTypes = entityType != null && entityType.contains(":") ? new String[] { entityType }
+ : null;
+ session.getWorkspace().getObservationManager().addEventListener(new EventListener() {
+
+ @Override
+ public void onEvent(EventIterator events) {
+ parent.getDisplay().asyncExec(() -> refreshFilteredList());
+ }
+ }, Event.PROPERTY_CHANGED | Event.NODE_ADDED | Event.NODE_REMOVED | Event.PROPERTY_ADDED, "/", true,
+ null, nodeTypes, false);
+ } catch (RepositoryException e) {
+ throw new IllegalStateException("Cannot add JCR observer", e);
+ }
+
+ }
+
+ private void addFilterPanel(Composite parent) {
+ // Use a delayed text: the query won't be done until the user stop
+ // typing for 800ms
+ int style = SWT.BORDER | SWT.SEARCH | SWT.ICON_CANCEL;
+ DelayedText delayedText = new DelayedText(parent, style, SEARCH_TEXT_DELAY);
+ filterTxt = delayedText.getText();
+ filterTxt.setLayoutData(EclipseUiUtils.fillWidth());
+
+ // final ServerPushSession pushSession = new ServerPushSession();
+ delayedText.addDelayedModifyListener(null, new ModifyListener() {
+ private static final long serialVersionUID = 5003010530960334977L;
+
+ public void modifyText(ModifyEvent event) {
+ delayedText.getText().getDisplay().asyncExec(new Runnable() {
+ @Override
+ public void run() {
+ refreshFilteredList();
+ }
+ });
+ // pushSession.stop();
+ }
+ });
+
+ // Jump to the first item of the list using the down arrow
+ filterTxt.addKeyListener(new KeyListener() {
+ private static final long serialVersionUID = -4523394262771183968L;
+
+ @Override
+ public void keyReleased(KeyEvent e) {
+ }
+
+ @Override
+ public void keyPressed(KeyEvent e) {
+ // boolean shiftPressed = (e.stateMask & SWT.SHIFT) != 0;
+ // boolean altPressed = (e.stateMask & SWT.ALT) != 0;
+ if (e.keyCode == SWT.ARROW_DOWN || e.keyCode == SWT.TAB) {
+// Object first = entityViewer.getElementAt(0);
+// if (first != null) {
+// entityViewer.getTable().setFocus();
+// entityViewer.setSelection(new StructuredSelection(first), true);
+// }
+ e.doit = false;
+ }
+ }
+ });
+
+ parent.addDisposeListener((e) -> {
+ delayedText.close();
+ });
+ }
+
+ protected TableViewer createListPart(Composite parent, ILabelProvider labelProvider) {
+// parent.setLayout(new GridLayout());
+// parent.setLayout(CmsUiUtils.noSpaceGridLayout());
+
+ Composite tableComposite = new Composite(parent, SWT.NONE);
+ GridData gd = new GridData(GridData.HORIZONTAL_ALIGN_FILL | GridData.GRAB_VERTICAL
+ | GridData.VERTICAL_ALIGN_FILL | GridData.GRAB_HORIZONTAL);
+ tableComposite.setLayoutData(gd);
+
+ TableViewer viewer = new TableViewer(tableComposite, SWT.SINGLE | SWT.H_SCROLL | SWT.V_SCROLL | SWT.BORDER);
+ viewer.setLabelProvider(labelProvider);
+
+ TableColumn singleColumn = new TableColumn(viewer.getTable(), SWT.V_SCROLL);
+ TableColumnLayout tableColumnLayout = new TableColumnLayout();
+ tableColumnLayout.setColumnData(singleColumn, new ColumnWeightData(85));
+ tableComposite.setLayout(tableColumnLayout);
+
+ // Corresponding table & style
+ Table table = viewer.getTable();
+// Listener[] mouseDownListeners = table.getListeners(SWT.MouseDown);
+// for (Listener listener : table.getListeners(SWT.MouseDown))
+// table.removeListener(SWT.MouseDown, listener);
+// for (Listener listener : table.getListeners(SWT.MouseUp))
+// table.removeListener(SWT.MouseUp, listener);
+// for (Listener listener : table.getListeners(SWT.MouseDoubleClick))
+// table.removeListener(SWT.MouseDoubleClick, listener);
+//
+// table.addMouseListener(new MouseListener() {
+//
+// @Override
+// public void mouseUp(MouseEvent e) {
+// System.out.println("Mouse up: "+e);
+// }
+//
+// @Override
+// public void mouseDown(MouseEvent e) {
+// System.out.println("Mouse down: "+e);
+// }
+//
+// @Override
+// public void mouseDoubleClick(MouseEvent e) {
+// System.out.println("Mouse double: "+e);
+//
+// }
+// });
+ table.setLinesVisible(true);
+ table.setHeaderVisible(false);
+ CmsUiUtils.markup(table);
+ CmsUiUtils.setItemHeight(table, 26);
+
+ viewer.setContentProvider(new BasicNodeListContentProvider());
+ return viewer;
+ }
+
+// public boolean setFocus() {
+// refreshFilteredList();
+// return parent.setFocus();
+// }
+
+ public void forceRefresh(Object object) {
+ refreshFilteredList();
+ }
+
+ protected void refreshFilteredList() {
+ try {
+ String filter = filterTxt.getText();
+ // Prevents the query on the full repository
+ // if (isEmpty(filter)) {
+ // entityViewer.setInput(null);
+ // return;
+ // }
+
+ // XPATH Query
+ String xpathQueryStr;
+ if (entityType != null)
+ xpathQueryStr = entityType.contains(":") ? "//element(*, " + entityType + ")"
+ : "//element(*, " + EntityTypes.ENTITY_ENTITY + ")[@entity:type='" + entityType + "']";
+ else
+ xpathQueryStr = "//element(*, " + EntityTypes.ENTITY_ENTITY + ")";
+// String xpathQueryStr = "//element(*, " + ConnectTypes.CONNECT_ENTITY + ")";
+ String xpathFilter = XPathUtils.getFreeTextConstraint(filter);
+ if (notEmpty(xpathFilter))
+ xpathQueryStr += "[" + xpathFilter + "]";
+
+// long begin = System.currentTimeMillis();
+ // session.refresh(false);
+ Query xpathQuery = XPathUtils.createQuery(session, xpathQueryStr);
+
+ xpathQuery.setLimit(SEARCH_DEFAULT_LIMIT);
+ QueryResult result = xpathQuery.execute();
+
+ NodeIterator nit = result.getNodes();
+ viewer.setInput(JcrUtils.nodeIteratorToList(nit));
+// if (log.isTraceEnabled()) {
+// long end = System.currentTimeMillis();
+// log.trace("Quick Search - Found: " + nit.getSize() + " in " + (end - begin)
+// + " ms by executing XPath query (" + xpathQueryStr + ").");
+// }
+ } catch (RepositoryException e) {
+ throw new IllegalStateException("Unable to list entities", e);
+ }
+ }
+
+ public TableViewer getViewer() {
+ return viewer;
+ }
+
+ class SingleEntityLabelProvider extends ColumnLabelProvider {
+ private static final long serialVersionUID = -2209337675781795677L;
+
+ @Override
+ public String getText(Object element) {
+ return Jcr.getTitle((Node) element);
+ }
+
+ }
+
+ class BasicNodeListContentProvider implements IStructuredContentProvider {
+ private static final long serialVersionUID = 1L;
+ // keep a cache of the Nodes in the content provider to be able to
+ // manage long request
+ private List<Node> nodes;
+
+ public void dispose() {
+ }
+
+ /** Expects a list of nodes as a new input */
+ @SuppressWarnings("unchecked")
+ public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+ nodes = (List<Node>) newInput;
+ }
+
+ public Object[] getElements(Object arg0) {
+ return nodes.toArray();
+ }
+ }
+ }