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0001 // ct_lvtqtw_undo_cover.h -*-C++-*- 0002 0003 /* 0004 // Copyright 2023 Codethink Ltd <codethink@codethink.co.uk> 0005 // SPDX-License-Identifier: Apache-2.0 0006 // 0007 // Licensed under the Apache License, Version 2.0 (the "License"); 0008 // you may not use this file except in compliance with the License. 0009 // You may obtain a copy of the License at 0010 // 0011 // http://www.apache.org/licenses/LICENSE-2.0 0012 // 0013 // Unless required by applicable law or agreed to in writing, software 0014 // distributed under the License is distributed on an "AS IS" BASIS, 0015 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 0016 // See the License for the specific language governing permissions and 0017 // limitations under the License. 0018 */ 0019 0020 #ifndef DEFINED_CT_LVTQTW_UNDO_COVER_H 0021 #define DEFINED_CT_LVTQTW_UNDO_COVER_H 0022 0023 #include <lvtqtc_export.h> 0024 0025 #include <QUndoCommand> 0026 0027 #include <memory> 0028 0029 namespace Codethink::lvtqtc { 0030 class GraphicsScene; 0031 0032 class LVTQTC_EXPORT UndoCover : public QUndoCommand { 0033 // Provides undo and redo control for expand operations. 0034 0035 public: 0036 UndoCover(GraphicsScene *scene, const std::string& nodeId); 0037 ~UndoCover() override; 0038 0039 void undo() override; 0040 void redo() override; 0041 0042 private: 0043 struct Private; 0044 std::unique_ptr<Private> d; 0045 }; 0046 0047 } // namespace Codethink::lvtqtc 0048 0049 #endif