CmsDocBookEditor.java

   1 package org.argeo.cms.e4.parts;
   2
   3 import java.util.Observable;
   4 import java.util.Observer;
   5
   6 import javax.annotation.PostConstruct;
   7 import javax.annotation.PreDestroy;
   8 import javax.inject.Inject;
   9 import javax.jcr.Node;
  10 import javax.jcr.Repository;
  11 import javax.jcr.RepositoryException;
  12 import javax.jcr.Session;
  13 import javax.jcr.nodetype.NodeType;
  14
  15 import org.argeo.cms.CmsException;
  16 import org.argeo.cms.text.DocumentTextEditor;
  17 import org.argeo.cms.viewers.JcrVersionCmsEditable;
  18 import org.argeo.jcr.JcrUtils;
  19 import org.argeo.jcr.docbook.DocBookTypes;
  20 import org.eclipse.e4.ui.di.Persist;
  21 import org.eclipse.e4.ui.model.application.ui.basic.MPart;
  22 import org.eclipse.swt.SWT;
  23 import org.eclipse.swt.layout.GridLayout;
  24 import org.eclipse.swt.widgets.Composite;
  25
  26 public class CmsDocBookEditor implements Observer {
  27         @Inject
  28         Repository repository;
  29
  30         @Inject
  31         private MPart mpart;
  32
  33         Session session;
  34         JcrVersionCmsEditable cmsEditable;
  35
  36         @PostConstruct
  37         public void createUI(Composite parent) {
  38                 try {
  39                         parent.setLayout(new GridLayout());
  40                         session = repository.login();
  41                         JcrUtils.loginOrCreateWorkspace(repository, "demo");
  42                         Node textNode = JcrUtils.getOrAdd(session.getRootNode(), "article", DocBookTypes.ARTICLE);
  43                         if (textNode.isCheckedOut())
  44                                 textNode.addMixin(NodeType.MIX_TITLE);
  45                         cmsEditable = new JcrVersionCmsEditable(textNode);
  46                         if (session.hasPendingChanges())
  47                                 session.save();
  48                         cmsEditable.addObserver(this);
  49                         DocumentTextEditor textEditor = new DocumentTextEditor(parent, SWT.NONE, textNode, cmsEditable);
  50                         mpart.setDirty(isDirty());
  51                 } catch (RepositoryException e) {
  52                         throw new CmsException("Cannot create text editor", e);
  53                 }
  54         }
  55
  56         @PreDestroy
  57         public void dispose() {
  58                 JcrUtils.logoutQuietly(session);
  59         }
  60
  61         @Persist
  62         public void save() {
  63                 try {
  64                         session.save();
  65                 } catch (RepositoryException e) {
  66                         throw new CmsException("Cannot save", e);
  67                 }
  68                 cmsEditable.stopEditing();
  69         }
  70
  71         @Override
  72         public void update(Observable o, Object arg) {
  73                 // CmsEditable cmsEditable = (CmsEditable) o;
  74                 mpart.setDirty(isDirty());
  75         }
  76
  77         boolean isDirty() {
  78                 return cmsEditable.isEditing();
  79         }
  80
  81 }