plugins/org.argeo.slc.client.ui/src/main/java/org/argeo/slc/client/ui/providers/ResultTreeContentProvider.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.slc.client.ui.providers;
  17
  18 import org.argeo.eclipse.ui.TreeParent;
  19 import org.eclipse.jface.viewers.ITreeContentProvider;
  20 import org.eclipse.jface.viewers.Viewer;
  21
  22 /** Basic content provider for a tree of result */
  23 public class ResultTreeContentProvider implements ITreeContentProvider {
  24
  25         /**
  26          * @param parent
  27          *            Pass current user home as parameter
  28          *
  29          */
  30         public Object[] getElements(Object parent) {
  31                 if (parent instanceof Object[])
  32                         return (Object[]) parent;
  33                 else
  34                         return null;
  35         }
  36
  37         public Object getParent(Object child) {
  38                 return ((TreeParent) child).getParent();
  39         }
  40
  41         public Object[] getChildren(Object parent) {
  42                 return ((TreeParent) parent).getChildren();
  43         }
  44
  45         public boolean hasChildren(Object parent) {
  46                 return ((TreeParent) parent).hasChildren();
  47         }
  48
  49         public void dispose() {
  50                 // FIXME implement if needed
  51         }
  52
  53         public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
  54         }
  55 }