001 /* 002 * file FolderContentProvider.java 003 * 004 * Licensed Materials - Property of IBM 005 * Restricted Materials of IBM - you are allowed to copy, modify and 006 * redistribute this file as part of any program that interfaces with 007 * IBM Rational CM API. 008 * 009 * com.ibm.rational.teamapi.scout.FolderContentProvider 010 * 011 * © Copyright IBM Corporation 2005, 2008. All Rights Reserved. 012 * Note to U.S. Government Users Restricted Rights: Use, duplication or 013 * disclosure restricted by GSA ADP Schedule Contract with IBM Corp. 014 */ 015 package com.ibm.rational.teamapi.scout; 016 017 import org.eclipse.jface.viewers.ITreeContentProvider; 018 import org.eclipse.jface.viewers.Viewer; 019 020 /** 021 * An implementation of ITreeContentProvider for ProxyElement objects. 022 * All methods are implemented via direct calls to methods on the ProxyElement 023 * being displayed. 024 */ 025 public class FolderContentProvider implements ITreeContentProvider { 026 /* 027 * @see IContentProvider#dispose() 028 */ 029 public void dispose() {} 030 031 /* 032 * @see ITreeContentProvider#getChildren(Object) 033 */ 034 public Object[] getChildren(Object parentElement) { 035 return ((ProxyElement)parentElement).getChildren(); 036 } 037 038 /* 039 * @see ITreeContentProvider#getParent(Object) 040 */ 041 public Object getParent(Object element) { 042 return ((ProxyElement)element).getParent(); 043 } 044 045 /* 046 * @see ITreeContentProvider#hasChildren(Object) 047 */ 048 public boolean hasChildren(Object element) { 049 return ((ProxyElement)element).couldBeFolder(); 050 } 051 052 /* 053 * @see IStructuredContentProvider#getElements(Object) 054 */ 055 public Object[] getElements(Object inputElement) { 056 return getChildren(inputElement); 057 } 058 059 /* 060 * @see IStructuredContentProvider#inputChanged 061 */ 062 public void inputChanged( 063 Viewer viewer, 064 Object oldInput, 065 Object newInput) 066 { 067 } 068 }