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0001 // ct_lvtqtc_undo_load_children.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_LOAD_ENTITY_H 0021 #define DEFINED_CT_LVTQTW_UNDO_LOAD_ENTITY_H 0022 0023 #include <lvtqtc_export.h> 0024 0025 #include <QUndoCommand> 0026 0027 #include <memory> 0028 0029 #include <ct_lvtshr_graphenums.h> 0030 0031 #include <ct_lvtqtc_undo_manager.h> 0032 #include <ct_lvtqtc_util.h> 0033 0034 #include <ct_lvtqtc_graphicsscene.h> 0035 #include <ct_lvtqtc_lakosentity.h> 0036 0037 namespace Codethink::lvtldr { 0038 class NodeStorage; 0039 } 0040 0041 namespace Codethink::lvtqtc { 0042 class GraphicsScene; 0043 0044 class LVTQTC_EXPORT UndoLoadEntity : public QUndoCommand { 0045 // This class handles loading and unloading of single entities 0046 // and children entities. The other loads are more complex and not easy 0047 // to do in a generic way, so they don't have an undo command yet. 0048 public: 0049 UndoLoadEntity(GraphicsScene *scene, 0050 lvtshr::UniqueId entity_id, 0051 GraphicsScene::UnloadDepth type, 0052 QtcUtil::UndoActionType undoType, 0053 QUndoCommand *parent = nullptr); 0054 0055 ~UndoLoadEntity() override; 0056 0057 void undo() override; 0058 void redo() override; 0059 0060 struct Private; 0061 0062 private: 0063 std::unique_ptr<Private> d; 0064 }; 0065 0066 } // namespace Codethink::lvtqtc 0067 0068 #endif