+package org.argeo.suite.workbench.parts;
+
+import static org.argeo.eclipse.ui.EclipseUiUtils.notEmpty;
+
+import javax.jcr.NodeIterator;
+import javax.jcr.Repository;
+import javax.jcr.RepositoryException;
+import javax.jcr.Session;
+import javax.jcr.query.Query;
+import javax.jcr.query.QueryResult;
+
+import org.apache.commons.logging.Log;
+import org.apache.commons.logging.LogFactory;
+import org.argeo.activities.ActivitiesService;
+import org.argeo.cms.util.CmsUtils;
+import org.argeo.connect.ConnectTypes;
+import org.argeo.connect.resources.ResourcesService;
+import org.argeo.connect.ui.ConnectUiConstants;
+import org.argeo.connect.ui.util.BasicNodeListContentProvider;
+import org.argeo.connect.ui.widgets.DelayedText;
+import org.argeo.connect.util.ConnectJcrUtils;
+import org.argeo.connect.util.XPathUtils;
+import org.argeo.connect.workbench.Refreshable;
+import org.argeo.connect.workbench.SystemWorkbenchService;
+import org.argeo.connect.workbench.util.JcrViewerDClickListener;
+import org.argeo.eclipse.ui.EclipseUiUtils;
+import org.argeo.jcr.JcrUtils;
+import org.argeo.people.PeopleService;
+import org.argeo.suite.SuiteException;
+import org.argeo.suite.workbench.AsUiPlugin;
+import org.argeo.suite.workbench.internal.EntitySingleColumnLabelProvider;
+import org.eclipse.jface.layout.TableColumnLayout;
+import org.eclipse.jface.viewers.ColumnWeightData;
+import org.eclipse.jface.viewers.ILabelProvider;
+import org.eclipse.jface.viewers.StructuredSelection;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.rap.rwt.service.ServerPushSession;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.KeyEvent;
+import org.eclipse.swt.events.KeyListener;
+import org.eclipse.swt.events.ModifyEvent;
+import org.eclipse.swt.events.ModifyListener;
+import org.eclipse.swt.layout.GridData;
+import org.eclipse.swt.layout.GridLayout;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableColumn;
+import org.eclipse.ui.part.ViewPart;
+
+/** A table with a quick search field. */
+public class QuickSearchView extends ViewPart implements Refreshable {
+ private final static Log log = LogFactory.getLog(QuickSearchView.class);
+ public static final String ID = AsUiPlugin.PLUGIN_ID + ".quickSearchView";
+
+ /* DEPENDENCY INJECTION */
+ private Repository repository;
+ private Session session;
+ private ResourcesService resourcesService;
+ private ActivitiesService activitiesService;
+ private PeopleService peopleService;
+ private SystemWorkbenchService systemWorkbenchService;
+
+ // This page widgets
+ private TableViewer entityViewer;
+ private DelayedText filterTxt;
+
+ @Override
+ public void createPartControl(Composite parent) {
+ session = ConnectJcrUtils.login(repository);
+ // MainLayout
+ parent.setLayout(new GridLayout());
+ addFilterPanel(parent);
+ entityViewer = createListPart(parent, new EntitySingleColumnLabelProvider(resourcesService, activitiesService,
+ peopleService, systemWorkbenchService));
+ refreshFilteredList();
+ }
+
+ public 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;
+ filterTxt = new DelayedText(parent, style, ConnectUiConstants.SEARCH_TEXT_DELAY);
+ filterTxt.setLayoutData(EclipseUiUtils.fillWidth());
+
+ final ServerPushSession pushSession = new ServerPushSession();
+ filterTxt.addDelayedModifyListener(pushSession, new ModifyListener() {
+ private static final long serialVersionUID = 5003010530960334977L;
+
+ public void modifyText(ModifyEvent event) {
+ filterTxt.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;
+ }
+ }
+ });
+ }
+
+ protected TableViewer createListPart(Composite parent, ILabelProvider labelProvider) {
+ parent.setLayout(new GridLayout());
+
+ 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 v = new TableViewer(tableComposite);
+ v.setLabelProvider(labelProvider);
+
+ TableColumn singleColumn = new TableColumn(v.getTable(), SWT.V_SCROLL);
+ TableColumnLayout tableColumnLayout = new TableColumnLayout();
+ tableColumnLayout.setColumnData(singleColumn, new ColumnWeightData(85));
+ tableComposite.setLayout(tableColumnLayout);
+
+ // Corresponding table & style
+ Table table = v.getTable();
+ table.setLinesVisible(true);
+ table.setHeaderVisible(false);
+ CmsUtils.markup(table);
+ CmsUtils.setItemHeight(table, 26);
+
+ v.setContentProvider(new BasicNodeListContentProvider());
+ v.addDoubleClickListener(new JcrViewerDClickListener());
+ return v;
+ }
+
+ @Override
+ public void dispose() {
+ JcrUtils.logoutQuietly(session);
+ super.dispose();
+ }
+
+ @Override
+ public void setFocus() {
+ refreshFilteredList();
+ filterTxt.setFocus();
+ }
+
+ @Override
+ 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 = "//element(*, " + ConnectTypes.CONNECT_ENTITY + ")";
+ String xpathFilter = XPathUtils.getFreeTextConstraint(filter);
+ if (notEmpty(xpathFilter))
+ xpathQueryStr += "[" + xpathFilter + "]";
+
+ // boolean doOrder = orderResultsBtn != null
+ // && !(orderResultsBtn.isDisposed())
+ // && orderResultsBtn.getSelection();
+ // if (doOrder) {
+ // xpathQueryStr += " order by jcr:title";
+ // }
+
+ long begin = System.currentTimeMillis();
+ Query xpathQuery = XPathUtils.createQuery(session, xpathQueryStr);
+
+ xpathQuery.setLimit(ConnectUiConstants.SEARCH_DEFAULT_LIMIT);
+ QueryResult result = xpathQuery.execute();
+
+ NodeIterator nit = result.getNodes();
+ entityViewer.setInput(JcrUtils.nodeIteratorToList(nit));
+ if (log.isDebugEnabled()) {
+ long end = System.currentTimeMillis();
+ log.debug("Quick Search - Found: " + nit.getSize() + " in " + (end - begin)
+ + " ms by executing XPath query (" + xpathQueryStr + ").");
+ }
+ } catch (RepositoryException e) {
+ throw new SuiteException("Unable to list entities", e);
+ }
+ }
+
+ /* DEPENDENCY INJECTION */
+ public void setRepository(Repository repository) {
+ this.repository = repository;
+ }
+
+ public void setResourcesService(ResourcesService resourcesService) {
+ this.resourcesService = resourcesService;
+ }
+
+ public void setActivitiesService(ActivitiesService activitiesService) {
+ this.activitiesService = activitiesService;
+ }
+
+ public void setPeopleService(PeopleService peopleService) {
+ this.peopleService = peopleService;
+ }
+
+ public void setSystemWorkbenchService(SystemWorkbenchService systemWorkbenchService) {
+ this.systemWorkbenchService = systemWorkbenchService;
+ }
+}
projects / gpl / argeo-suite.git / commitdiff
