org.argeo.app.ui/src/org/argeo/app/ui/library/ContentEntryArea.java

   1 package org.argeo.app.ui.library;
   2
   3 import java.util.SortedMap;
   4 import java.util.TreeMap;
   5
   6 import javax.jcr.Node;
   7 import javax.jcr.NodeIterator;
   8 import javax.jcr.RepositoryException;
   9 import javax.jcr.Session;
  10 import javax.jcr.nodetype.NodeType;
  11 import javax.jcr.query.Query;
  12
  13 import org.argeo.api.acr.Content;
  14 import org.argeo.api.cms.CmsConstants;
  15 import org.argeo.app.api.EntityType;
  16 import org.argeo.app.ui.SuiteEvent;
  17 import org.argeo.app.ui.SuiteIcon;
  18 import org.argeo.app.ui.widgets.TreeOrSearchArea;
  19 import org.argeo.cms.jcr.acr.JcrContentProvider;
  20 import org.argeo.cms.swt.CmsSwtTheme;
  21 import org.argeo.cms.swt.CmsSwtUtils;
  22 import org.argeo.cms.ui.CmsUiProvider;
  23 import org.argeo.jcr.Jcr;
  24 import org.argeo.jcr.JcrException;
  25 import org.eclipse.jface.viewers.ColumnLabelProvider;
  26 import org.eclipse.jface.viewers.DoubleClickEvent;
  27 import org.eclipse.jface.viewers.IDoubleClickListener;
  28 import org.eclipse.jface.viewers.ISelectionChangedListener;
  29 import org.eclipse.jface.viewers.ITreeContentProvider;
  30 import org.eclipse.jface.viewers.SelectionChangedEvent;
  31 import org.eclipse.jface.viewers.TreeViewerColumn;
  32 import org.eclipse.jface.viewers.Viewer;
  33 import org.eclipse.swt.SWT;
  34 import org.eclipse.swt.graphics.Image;
  35 import org.eclipse.swt.layout.GridLayout;
  36 import org.eclipse.swt.widgets.Composite;
  37 import org.eclipse.swt.widgets.Control;
  38
  39 public class ContentEntryArea implements CmsUiProvider {
  40         private JcrContentProvider jcrContentProvider;
  41
  42         @Override
  43         public Control createUiPart(Composite parent, Content context) {
  44                 CmsSwtTheme theme = CmsSwtUtils.getCmsTheme(parent);
  45
  46                 parent.setLayout(new GridLayout());
  47                 Ui ui = new Ui(parent, SWT.NONE);
  48                 ui.setLayoutData(CmsSwtUtils.fillAll());
  49
  50                 TreeViewerColumn nameCol = new TreeViewerColumn(ui.getTreeViewer(), SWT.NONE);
  51                 nameCol.getColumn().setWidth(400);
  52                 nameCol.setLabelProvider(new ColumnLabelProvider() {
  53
  54                         @Override
  55                         public String getText(Object element) {
  56                                 Node node = (Node) element;
  57                                 return Jcr.getTitle(node);
  58                         }
  59
  60                         @Override
  61                         public Image getImage(Object element) {
  62                                 Node node = (Node) element;
  63                                 Image icon;
  64                                 if (Jcr.isNodeType(node, NodeType.NT_FOLDER)) {
  65                                         icon = theme.getSmallIcon(SuiteIcon.folder);
  66                                 } else if (Jcr.isNodeType(node, NodeType.NT_FILE)) {
  67                                         // TODO check recognized document types
  68                                         icon = theme.getSmallIcon(SuiteIcon.document);
  69                                 } else if (Jcr.isNodeType(node, EntityType.document.get())) {
  70                                         icon = theme.getSmallIcon(SuiteIcon.document);
  71                                 } else {
  72                                         if (!isLeaf(node))
  73                                                 icon = theme.getSmallIcon(SuiteIcon.folder);
  74                                         else
  75                                                 icon = null;
  76                                 }
  77                                 return icon;
  78                         }
  79
  80                 });
  81
  82                 ui.getTreeViewer().addDoubleClickListener(new IDoubleClickListener() {
  83
  84                         @Override
  85                         public void doubleClick(DoubleClickEvent event) {
  86                                 Node user = (Node) ui.getTreeViewer().getStructuredSelection().getFirstElement();
  87                                 if (user != null) {
  88                                         CmsSwtUtils.getCmsView(parent).sendEvent(SuiteEvent.openNewPart.topic(),
  89                                                         SuiteEvent.eventProperties(user));
  90                                 }
  91
  92                         }
  93                 });
  94                 ui.getTreeViewer().addSelectionChangedListener(new ISelectionChangedListener() {
  95                         public void selectionChanged(SelectionChangedEvent event) {
  96                                 Node user = (Node) ui.getTreeViewer().getStructuredSelection().getFirstElement();
  97                                 if (user != null) {
  98                                         CmsSwtUtils.getCmsView(parent).sendEvent(SuiteEvent.refreshPart.topic(),
  99                                                         SuiteEvent.eventProperties(user));
 100                                 }
 101                         }
 102                 });
 103
 104                 ui.getTreeViewer().setContentProvider(new SpacesContentProvider());
 105                 Session session = jcrContentProvider.getJcrSession(context, CmsConstants.SYS_WORKSPACE);
 106                 ui.getTreeViewer().setInput(session);
 107                 return ui;
 108         }
 109
 110         protected boolean isLeaf(Node node) {
 111                 return Jcr.isNodeType(node, EntityType.entity.get()) || Jcr.isNodeType(node, EntityType.document.get())
 112                                 || Jcr.isNodeType(node, NodeType.NT_FILE);
 113         }
 114
 115         public void setJcrContentProvider(JcrContentProvider jcrContentProvider) {
 116                 this.jcrContentProvider = jcrContentProvider;
 117         }
 118
 119         class Ui extends TreeOrSearchArea {
 120
 121                 public Ui(Composite parent, int style) {
 122                         super(parent, style);
 123                 }
 124
 125         }
 126
 127         class SpacesContentProvider implements ITreeContentProvider {
 128
 129                 @Override
 130                 public Object[] getElements(Object inputElement) {
 131                         Session session = (Session) inputElement;
 132                         try {
 133                                 Query query = session.getWorkspace().getQueryManager()
 134                                                 .createQuery("SELECT * FROM [" + EntityType.space.get() + "]", Query.JCR_SQL2);
 135                                 NodeIterator spacesIt = query.execute().getNodes();
 136                                 SortedMap<String, Node> map = new TreeMap<>();
 137                                 while (spacesIt.hasNext()) {
 138                                         Node space = spacesIt.nextNode();
 139                                         String path = space.getPath();
 140                                         map.put(path, space);
 141                                 }
 142                                 return map.values().toArray();
 143                         } catch (RepositoryException e) {
 144                                 throw new JcrException(e);
 145                         }
 146                 }
 147
 148                 @Override
 149                 public Object[] getChildren(Object parentElement) {
 150                         Node parent = (Node) parentElement;
 151                         if (isLeaf(parent))
 152                                 return null;
 153                         return Jcr.getNodes(parent).toArray();
 154                 }
 155
 156                 @Override
 157                 public Object getParent(Object element) {
 158                         Node node = (Node) element;
 159                         return Jcr.getParent(node);
 160                 }
 161
 162                 @Override
 163                 public boolean hasChildren(Object element) {
 164                         Node node = (Node) element;
 165                         return !isLeaf(node);
 166                 }
 167
 168                 @Override
 169                 public void dispose() {
 170                 }
 171
 172                 @Override
 173                 public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
 174                 }
 175
 176         }
 177
 178 }