org.eclipse.tracecompass.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/viewers/statistics/model/TmfTreeContentProvider.java

   1 /*******************************************************************************
   2  * Copyright (c) 2011, 2013 Ericsson
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *
   9  * Contributors:
  10  *   Mathieu Denis <mathieu.denis@polymtl.ca> - Initial API
  11  *******************************************************************************/
  12
  13 package org.eclipse.linuxtools.tmf.ui.viewers.statistics.model;
  14
  15 import org.eclipse.jface.viewers.ITreeContentProvider;
  16 import org.eclipse.jface.viewers.Viewer;
  17
  18 /**
  19  * Adapter TreeViewers can use to interact with StatisticsTreeNode objects.
  20  *
  21  * @version 2.0
  22  * @since 2.0
  23  * @author Mathieu Denis
  24  * @see org.eclipse.jface.viewers.ITreeContentProvider
  25  */
  26 public class TmfTreeContentProvider implements ITreeContentProvider {
  27
  28     @Override
  29     public Object[] getChildren(Object parentElement) {
  30         return ((TmfStatisticsTreeNode) parentElement).getChildren().toArray();
  31     }
  32
  33     @Override
  34     public Object getParent(Object element) {
  35         return ((TmfStatisticsTreeNode) element).getParent();
  36     }
  37
  38     @Override
  39     public boolean hasChildren(Object element) {
  40         return ((TmfStatisticsTreeNode) element).hasChildren();
  41     }
  42
  43     @Override
  44     public Object[] getElements(Object inputElement) {
  45         return getChildren(inputElement);
  46     }
  47
  48     @Override
  49     public void dispose() {
  50     }
  51
  52     @Override
  53     public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
  54     }
  55 }