File indexing completed on 2024-05-05 09:27:17
0001 /* 0002 This file is part of Akregator. 0003 0004 SPDX-FileCopyrightText: 2005 Frank Osterfeld <osterfeld@kde.org> 0005 0006 SPDX-License-Identifier: GPL-2.0-or-later WITH Qt-Commercial-exception-1.0 0007 */ 0008 #pragma once 0009 0010 #include "akregator_export.h" 0011 0012 namespace Akregator 0013 { 0014 class TreeNode; 0015 class Folder; 0016 class Feed; 0017 0018 class AKREGATOR_EXPORT TreeNodeVisitor 0019 { 0020 public: 0021 virtual ~TreeNodeVisitor() = default; 0022 0023 virtual bool visit(TreeNode *node); 0024 virtual bool visitTreeNode(TreeNode * /*node*/) 0025 { 0026 return false; 0027 } 0028 0029 virtual bool visitFolder(Folder * /*node*/) 0030 { 0031 return false; 0032 } 0033 0034 virtual bool visitFeed(Feed * /*node*/) 0035 { 0036 return false; 0037 } 0038 }; 0039 } // namespace Akregator