+++ /dev/null
-package org.argeo.cms.e4.jcr;
-
-import java.util.List;
-
-import javax.annotation.PostConstruct;
-import javax.annotation.PreDestroy;
-import javax.inject.Inject;
-import javax.jcr.Property;
-import javax.jcr.PropertyType;
-import javax.jcr.Repository;
-import javax.jcr.RepositoryException;
-import javax.jcr.RepositoryFactory;
-import javax.jcr.Session;
-import javax.jcr.Value;
-import javax.jcr.observation.Event;
-import javax.jcr.observation.EventListener;
-import javax.jcr.observation.ObservationManager;
-
-import org.argeo.api.cms.CmsConstants;
-import org.argeo.cms.security.CryptoKeyring;
-import org.argeo.cms.security.Keyring;
-import org.argeo.cms.swt.CmsException;
-import org.argeo.cms.swt.CmsSwtUtils;
-import org.argeo.cms.ui.jcr.JcrBrowserUtils;
-import org.argeo.cms.ui.jcr.NodeContentProvider;
-import org.argeo.cms.ui.jcr.NodeLabelProvider;
-import org.argeo.cms.ui.jcr.OsgiRepositoryRegister;
-import org.argeo.cms.ui.jcr.PropertiesContentProvider;
-import org.argeo.cms.ui.jcr.model.SingleJcrNodeElem;
-import org.argeo.cms.ux.widgets.TreeParent;
-import org.argeo.eclipse.ui.EclipseUiException;
-import org.argeo.eclipse.ui.jcr.AsyncUiEventListener;
-import org.argeo.eclipse.ui.jcr.util.NodeViewerComparer;
-import org.argeo.jcr.JcrUtils;
-import org.eclipse.e4.core.contexts.IEclipseContext;
-import org.eclipse.e4.core.di.annotations.Optional;
-import org.eclipse.e4.ui.services.EMenuService;
-import org.eclipse.e4.ui.workbench.modeling.EPartService;
-import org.eclipse.e4.ui.workbench.modeling.ESelectionService;
-import org.eclipse.jface.viewers.ColumnLabelProvider;
-import org.eclipse.jface.viewers.IBaseLabelProvider;
-import org.eclipse.jface.viewers.ISelectionChangedListener;
-import org.eclipse.jface.viewers.IStructuredSelection;
-import org.eclipse.jface.viewers.ITreeContentProvider;
-import org.eclipse.jface.viewers.SelectionChangedEvent;
-import org.eclipse.jface.viewers.StructuredSelection;
-import org.eclipse.jface.viewers.TableViewer;
-import org.eclipse.jface.viewers.TableViewerColumn;
-import org.eclipse.jface.viewers.TreeViewer;
-import org.eclipse.swt.SWT;
-import org.eclipse.swt.custom.SashForm;
-import org.eclipse.swt.layout.FillLayout;
-import org.eclipse.swt.layout.GridData;
-import org.eclipse.swt.widgets.Composite;
-import org.eclipse.swt.widgets.Display;
-
-/**
- * Basic View to display a sash form to browse a JCR compliant multiple
- * repository environment
- */
-public class JcrBrowserView {
- final static String ID = "org.argeo.cms.e4.jcrbrowser";
- final static String NODE_VIEWER_POPUP_MENU_ID = "org.argeo.cms.e4.popupmenu.nodeViewer";
-
- private boolean sortChildNodes = true;
-
- /* DEPENDENCY INJECTION */
- @Inject
- @Optional
- private Keyring keyring;
- @Inject
- private RepositoryFactory repositoryFactory;
- @Inject
- private Repository nodeRepository;
-
- // Current user session on the home repository default workspace
- private Session userSession;
-
- private OsgiRepositoryRegister repositoryRegister = new OsgiRepositoryRegister();
-
- // This page widgets
- private TreeViewer nodesViewer;
- private NodeContentProvider nodeContentProvider;
- private TableViewer propertiesViewer;
- private EventListener resultsObserver;
-
- @PostConstruct
- public void createPartControl(Composite parent, IEclipseContext context, EPartService partService,
- ESelectionService selectionService, EMenuService menuService) {
- repositoryRegister.init();
-
- parent.setLayout(new FillLayout());
- SashForm sashForm = new SashForm(parent, SWT.VERTICAL);
- // sashForm.setSashWidth(4);
- // sashForm.setLayout(new FillLayout());
-
- // Create the tree on top of the view
- Composite top = new Composite(sashForm, SWT.NONE);
- // GridLayout gl = new GridLayout(1, false);
- top.setLayout(CmsSwtUtils.noSpaceGridLayout());
-
- try {
- this.userSession = this.nodeRepository.login(CmsConstants.HOME_WORKSPACE);
- } catch (RepositoryException e) {
- throw new CmsException("Cannot open user session", e);
- }
-
- nodeContentProvider = new NodeContentProvider(userSession, keyring, repositoryRegister, repositoryFactory,
- sortChildNodes);
-
- // nodes viewer
- nodesViewer = createNodeViewer(top, nodeContentProvider);
-
- // context menu : it is completely defined in the plugin.xml file.
- // MenuManager menuManager = new MenuManager();
- // Menu menu = menuManager.createContextMenu(nodesViewer.getTree());
-
- // nodesViewer.getTree().setMenu(menu);
-
- nodesViewer.setInput("");
-
- // Create the property viewer on the bottom
- Composite bottom = new Composite(sashForm, SWT.NONE);
- bottom.setLayout(CmsSwtUtils.noSpaceGridLayout());
- propertiesViewer = createPropertiesViewer(bottom);
-
- sashForm.setWeights(getWeights());
- nodesViewer.setComparer(new NodeViewerComparer());
- nodesViewer.addSelectionChangedListener(new ISelectionChangedListener() {
- public void selectionChanged(SelectionChangedEvent event) {
- IStructuredSelection selection = (IStructuredSelection) event.getSelection();
- selectionService.setSelection(selection.toList());
- }
- });
- nodesViewer.addDoubleClickListener(new JcrE4DClickListener(nodesViewer, partService));
- menuService.registerContextMenu(nodesViewer.getControl(), NODE_VIEWER_POPUP_MENU_ID);
- // getSite().registerContextMenu(menuManager, nodesViewer);
- // getSite().setSelectionProvider(nodesViewer);
- }
-
- @PreDestroy
- public void dispose() {
- JcrUtils.logoutQuietly(userSession);
- repositoryRegister.destroy();
- }
-
- public void refresh(Object obj) {
- // Enable full refresh from a command when no element of the tree is
- // selected
- if (obj == null) {
- Object[] elements = nodeContentProvider.getElements(null);
- for (Object el : elements) {
- if (el instanceof TreeParent)
- JcrBrowserUtils.forceRefreshIfNeeded((TreeParent) el);
- getNodeViewer().refresh(el);
- }
- } else
- getNodeViewer().refresh(obj);
- }
-
- /**
- * To be overridden to adapt size of form and result frames.
- */
- protected int[] getWeights() {
- return new int[] { 70, 30 };
- }
-
- protected TreeViewer createNodeViewer(Composite parent, final ITreeContentProvider nodeContentProvider) {
-
- final TreeViewer tmpNodeViewer = new TreeViewer(parent, SWT.MULTI);
-
- tmpNodeViewer.getTree().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
-
- tmpNodeViewer.setContentProvider(nodeContentProvider);
- tmpNodeViewer.setLabelProvider((IBaseLabelProvider) new NodeLabelProvider());
- tmpNodeViewer.addSelectionChangedListener(new ISelectionChangedListener() {
- public void selectionChanged(SelectionChangedEvent event) {
- if (!event.getSelection().isEmpty()) {
- IStructuredSelection sel = (IStructuredSelection) event.getSelection();
- Object firstItem = sel.getFirstElement();
- if (firstItem instanceof SingleJcrNodeElem)
- propertiesViewer.setInput(((SingleJcrNodeElem) firstItem).getNode());
- } else {
- propertiesViewer.setInput("");
- }
- }
- });
-
- resultsObserver = new TreeObserver(tmpNodeViewer.getTree().getDisplay());
- if (keyring != null)
- try {
- ObservationManager observationManager = userSession.getWorkspace().getObservationManager();
- observationManager.addEventListener(resultsObserver, Event.PROPERTY_ADDED | Event.PROPERTY_CHANGED, "/",
- true, null, null, false);
- } catch (RepositoryException e) {
- throw new EclipseUiException("Cannot register listeners", e);
- }
-
- // tmpNodeViewer.addDoubleClickListener(new JcrDClickListener(tmpNodeViewer));
- return tmpNodeViewer;
- }
-
- protected TableViewer createPropertiesViewer(Composite parent) {
- propertiesViewer = new TableViewer(parent, SWT.NONE);
- propertiesViewer.getTable().setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, true));
- propertiesViewer.getTable().setHeaderVisible(true);
- propertiesViewer.setContentProvider(new PropertiesContentProvider());
- TableViewerColumn col = new TableViewerColumn(propertiesViewer, SWT.NONE);
- col.getColumn().setText("Name");
- col.getColumn().setWidth(200);
- col.setLabelProvider(new ColumnLabelProvider() {
- private static final long serialVersionUID = -6684361063107478595L;
-
- public String getText(Object element) {
- try {
- return ((Property) element).getName();
- } catch (RepositoryException e) {
- throw new EclipseUiException("Unexpected exception in label provider", e);
- }
- }
- });
- col = new TableViewerColumn(propertiesViewer, SWT.NONE);
- col.getColumn().setText("Value");
- col.getColumn().setWidth(400);
- col.setLabelProvider(new ColumnLabelProvider() {
- private static final long serialVersionUID = -8201994187693336657L;
-
- public String getText(Object element) {
- try {
- Property property = (Property) element;
- if (property.getType() == PropertyType.BINARY)
- return "<binary>";
- else if (property.isMultiple()) {
- StringBuffer buf = new StringBuffer("[");
- Value[] values = property.getValues();
- for (int i = 0; i < values.length; i++) {
- if (i != 0)
- buf.append(", ");
- buf.append(values[i].getString());
- }
- buf.append(']');
- return buf.toString();
- } else
- return property.getValue().getString();
- } catch (RepositoryException e) {
- throw new EclipseUiException("Unexpected exception in label provider", e);
- }
- }
- });
- col = new TableViewerColumn(propertiesViewer, SWT.NONE);
- col.getColumn().setText("Type");
- col.getColumn().setWidth(200);
- col.setLabelProvider(new ColumnLabelProvider() {
- private static final long serialVersionUID = -6009599998150286070L;
-
- public String getText(Object element) {
- return JcrBrowserUtils.getPropertyTypeAsString((Property) element);
- }
- });
- propertiesViewer.setInput("");
- return propertiesViewer;
- }
-
- protected TreeViewer getNodeViewer() {
- return nodesViewer;
- }
-
- /**
- * Resets the tree content provider
- *
- * @param sortChildNodes if true the content provider will use a comparer to
- * sort nodes that might slow down the display
- */
- public void setSortChildNodes(boolean sortChildNodes) {
- this.sortChildNodes = sortChildNodes;
- ((NodeContentProvider) nodesViewer.getContentProvider()).setSortChildren(sortChildNodes);
- nodesViewer.setInput("");
- }
-
- /** Notifies the current view that a node has been added */
- public void nodeAdded(TreeParent parentNode) {
- // insure that Ui objects have been correctly created:
- JcrBrowserUtils.forceRefreshIfNeeded(parentNode);
- getNodeViewer().refresh(parentNode);
- getNodeViewer().expandToLevel(parentNode, 1);
- }
-
- /** Notifies the current view that a node has been removed */
- public void nodeRemoved(TreeParent parentNode) {
- IStructuredSelection newSel = new StructuredSelection(parentNode);
- getNodeViewer().setSelection(newSel, true);
- // Force refresh
- IStructuredSelection tmpSel = (IStructuredSelection) getNodeViewer().getSelection();
- getNodeViewer().refresh(tmpSel.getFirstElement());
- }
-
- class TreeObserver extends AsyncUiEventListener {
-
- public TreeObserver(Display display) {
- super(display);
- }
-
- @Override
- protected Boolean willProcessInUiThread(List<Event> events) throws RepositoryException {
- for (Event event : events) {
- if (getLog().isTraceEnabled())
- getLog().debug("Received event " + event);
- String path = event.getPath();
- int index = path.lastIndexOf('/');
- String propertyName = path.substring(index + 1);
- if (getLog().isTraceEnabled())
- getLog().debug("Concerned property " + propertyName);
- }
- return false;
- }
-
- protected void onEventInUiThread(List<Event> events) throws RepositoryException {
- if (getLog().isTraceEnabled())
- getLog().trace("Refresh result list");
- nodesViewer.refresh();
- }
-
- }
-
- public boolean getSortChildNodes() {
- return sortChildNodes;
- }
-
- public void setFocus() {
- getNodeViewer().getTree().setFocus();
- }
-
- /* DEPENDENCY INJECTION */
- // public void setRepositoryRegister(RepositoryRegister repositoryRegister) {
- // this.repositoryRegister = repositoryRegister;
- // }
-
- public void setKeyring(CryptoKeyring keyring) {
- this.keyring = keyring;
- }
-
- public void setRepositoryFactory(RepositoryFactory repositoryFactory) {
- this.repositoryFactory = repositoryFactory;
- }
-
- public void setNodeRepository(Repository nodeRepository) {
- this.nodeRepository = nodeRepository;
- }
-}
projects / lgpl / argeo-commons.git / blobdiff