library/DocumentsTreeUiProvider.java

   1 package org.argeo.app.ui.library;
   2
   3 import java.nio.file.Files;
   4 import java.nio.file.Path;
   5 import java.nio.file.spi.FileSystemProvider;
   6
   7 import javax.jcr.Node;
   8 import javax.jcr.Repository;
   9 import javax.jcr.RepositoryException;
  10
  11 import org.argeo.app.ui.SuiteUiUtils;
  12 import org.argeo.app.ux.SuiteUxEvent;
  13 import org.argeo.api.cms.CmsConstants;
  14 import org.argeo.api.cms.ux.CmsView;
  15 import org.argeo.cms.fs.CmsFsUtils;
  16 import org.argeo.cms.jcr.CmsJcrUtils;
  17 import org.argeo.cms.swt.CmsSwtUtils;
  18 import org.argeo.cms.ui.CmsUiProvider;
  19 import org.argeo.eclipse.ui.fs.FsTreeViewer;
  20 import org.argeo.jcr.Jcr;
  21 import org.eclipse.jface.viewers.IStructuredSelection;
  22 import org.eclipse.swt.SWT;
  23 import org.eclipse.swt.layout.GridLayout;
  24 import org.eclipse.swt.widgets.Composite;
  25 import org.eclipse.swt.widgets.Control;
  26
  27 /** Tree view of a user root folders. */
  28 public class DocumentsTreeUiProvider implements CmsUiProvider {
  29         private FileSystemProvider nodeFileSystemProvider;
  30         private Repository repository;
  31
  32         @Override
  33         public Control createUi(Composite parent, Node context) throws RepositoryException {
  34                 parent.setLayout(new GridLayout());
  35                 FsTreeViewer fsTreeViewer = new FsTreeViewer(parent, SWT.NONE);
  36                 fsTreeViewer.configureDefaultSingleColumnTable(500);
  37                 CmsView cmsView = CmsSwtUtils.getCmsView(parent);
  38                 Node homeNode = CmsJcrUtils.getUserHome(cmsView.doAs(() -> Jcr.login(repository, CmsConstants.HOME_WORKSPACE)));
  39                 parent.addDisposeListener((e1) -> Jcr.logout(homeNode));
  40                 Path homePath = CmsFsUtils.getPath(nodeFileSystemProvider, homeNode);
  41                 fsTreeViewer.addSelectionChangedListener((e) -> {
  42                         IStructuredSelection selection = (IStructuredSelection) fsTreeViewer.getSelection();
  43                         if (selection.isEmpty())
  44                                 return;
  45                         else {
  46                                 Path newSelected = (Path) selection.getFirstElement();
  47                                 if (Files.isDirectory(newSelected)) {
  48                                         Node folderNode = cmsView.doAs(() -> CmsFsUtils.getNode(repository, newSelected));
  49                                         parent.addDisposeListener((e1) -> Jcr.logout(folderNode));
  50                                         cmsView.sendEvent(SuiteUxEvent.refreshPart.topic(), SuiteUiUtils.eventProperties(folderNode));
  51                                 }
  52                         }
  53                 });
  54                 fsTreeViewer.addDoubleClickListener((e) -> {
  55                         IStructuredSelection selection = (IStructuredSelection) fsTreeViewer.getSelection();
  56                         if (selection.isEmpty())
  57                                 return;
  58                         else {
  59                                 Path newSelected = (Path) selection.getFirstElement();
  60                                 if (Files.isDirectory(newSelected)) {
  61                                         Node folderNode = cmsView.doAs(() -> CmsFsUtils.getNode(repository, newSelected));
  62                                         parent.addDisposeListener((e1) -> Jcr.logout(folderNode));
  63                                         cmsView.sendEvent(SuiteUxEvent.openNewPart.topic(), SuiteUiUtils.eventProperties(folderNode));
  64                                 }
  65                         }
  66                 });
  67                 fsTreeViewer.setPathsInput(homePath);
  68                 fsTreeViewer.getControl().setLayoutData(CmsSwtUtils.fillAll());
  69                 fsTreeViewer.getControl().getParent().layout(true, true);
  70                 return fsTreeViewer.getControl();
  71         }
  72
  73         public void setNodeFileSystemProvider(FileSystemProvider nodeFileSystemProvider) {
  74                 this.nodeFileSystemProvider = nodeFileSystemProvider;
  75         }
  76
  77         public void setRepository(Repository repository) {
  78                 this.repository = repository;
  79         }
  80
  81 }