library/org.argeo.documents.ui/src/org/argeo/documents/ui/DocumentsTreeUiProvider.java

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