base/runtime/org.argeo.eclipse.ui.jcr/src/main/java/org/argeo/eclipse/ui/jcr/DefaultNodeLabelProvider.java

   1 /*
   2  * Copyright (C) 2007-2012 Argeo GmbH
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.eclipse.ui.jcr;
  17
  18 import javax.jcr.Node;
  19 import javax.jcr.Property;
  20 import javax.jcr.RepositoryException;
  21 import javax.jcr.nodetype.NodeType;
  22
  23 import org.argeo.ArgeoException;
  24 import org.argeo.jcr.ArgeoTypes;
  25 import org.eclipse.jface.viewers.ColumnLabelProvider;
  26 import org.eclipse.swt.graphics.Image;
  27
  28 /** Provides reasonable overridable defaults for know JCR types. */
  29 public class DefaultNodeLabelProvider extends ColumnLabelProvider {
  30         // Images
  31         /**
  32          * @deprecated Use {@link JcrImages#NODE} instead
  33          */
  34         public final static Image NODE = JcrImages.NODE;
  35         /**
  36          * @deprecated Use {@link JcrImages#FOLDER} instead
  37          */
  38         public final static Image FOLDER = JcrImages.FOLDER;
  39         /**
  40          * @deprecated Use {@link JcrImages#FILE} instead
  41          */
  42         public final static Image FILE = JcrImages.FILE;
  43         /**
  44          * @deprecated Use {@link JcrImages#BINARY} instead
  45          */
  46         public final static Image BINARY = JcrImages.BINARY;
  47         /**
  48          * @deprecated Use {@link JcrImages#HOME} instead
  49          */
  50         public final static Image HOME = JcrImages.HOME;
  51
  52         public String getText(Object element) {
  53                 try {
  54                         if (element instanceof Node) {
  55                                 return getText((Node) element);
  56                         } else if (element instanceof WrappedNode) {
  57                                 return getText(((WrappedNode) element).getNode());
  58                         } else if (element instanceof NodesWrapper) {
  59                                 return getText(((NodesWrapper) element).getNode());
  60                         }
  61                         return super.getText(element);
  62                 } catch (RepositoryException e) {
  63                         throw new ArgeoException("Cannot get text for of " + element, e);
  64                 }
  65         }
  66
  67         protected String getText(Node node) throws RepositoryException {
  68                 if (node.isNodeType(NodeType.MIX_TITLE)
  69                                 && node.hasProperty(Property.JCR_TITLE))
  70                         return node.getProperty(Property.JCR_TITLE).getString();
  71                 else
  72                         return node.getName();
  73         }
  74
  75         @Override
  76         public Image getImage(Object element) {
  77                 try {
  78                         if (element instanceof Node) {
  79                                 return getImage((Node) element);
  80                         } else if (element instanceof WrappedNode) {
  81                                 return getImage(((WrappedNode) element).getNode());
  82                         } else if (element instanceof NodesWrapper) {
  83                                 return getImage(((NodesWrapper) element).getNode());
  84                         }
  85                 } catch (RepositoryException e) {
  86                         throw new ArgeoException("Cannot retrieve image for " + element, e);
  87                 }
  88                 return super.getImage(element);
  89         }
  90
  91         protected Image getImage(Node node) throws RepositoryException {
  92                 // optimized order
  93                 if (node.getPrimaryNodeType().isNodeType(NodeType.NT_FILE))
  94                         return JcrImages.FILE;
  95                 else if (node.getPrimaryNodeType().isNodeType(NodeType.NT_FOLDER))
  96                         return JcrImages.FOLDER;
  97                 else if (node.getPrimaryNodeType().isNodeType(NodeType.NT_RESOURCE))
  98                         return JcrImages.BINARY;
  99                 else if (node.isNodeType(ArgeoTypes.ARGEO_USER_HOME))
 100                         return JcrImages.HOME;
 101                 else
 102                         return JcrImages.NODE;
 103         }
 104
 105         @Override
 106         public String getToolTipText(Object element) {
 107                 try {
 108                         if (element instanceof Node) {
 109                                 return getToolTipText((Node) element);
 110                         } else if (element instanceof WrappedNode) {
 111                                 return getToolTipText(((WrappedNode) element).getNode());
 112                         } else if (element instanceof NodesWrapper) {
 113                                 return getToolTipText(((NodesWrapper) element).getNode());
 114                         }
 115                 } catch (RepositoryException e) {
 116                         throw new ArgeoException("Cannot get tooltip for " + element, e);
 117                 }
 118                 return super.getToolTipText(element);
 119         }
 120
 121         protected String getToolTipText(Node node) throws RepositoryException {
 122                 return null;
 123         }
 124
 125 }