1 /* 2 * Copyright (c) 2024 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 #ifndef META_SRC_FLAT_CONTAINER_H 16 #define META_SRC_FLAT_CONTAINER_H 17 18 #include <meta/base/namespace.h> 19 20 #include "container_base.h" 21 META_BEGIN_NAMESPACE()22META_BEGIN_NAMESPACE() 23 24 class FlatContainer : public ContainerBase { 25 public: // IContainer 26 IObject::Ptr FindAny(const META_NS::IContainer::FindOptions& options) const override; 27 BASE_NS::vector<IObject::Ptr> FindAll(const META_NS::IContainer::FindOptions& options) const override; 28 bool Add(const META_NS::IObject::Ptr& object) override; 29 bool Insert(SizeType index, const IObject::Ptr& object) override; 30 bool Replace(const META_NS::IObject::Ptr& child, const META_NS::IObject::Ptr& replaceWith, bool addAlways) override; 31 32 private: 33 void SetObjectParent(const IObject::Ptr& object, const IObject::Ptr& parent) const override; 34 35 public: 36 BASE_NS::shared_ptr<IEvent> EventOnContainerChanged(MetadataQuery) const override; 37 38 protected: 39 mutable BASE_NS::shared_ptr<IEvent> onChanged_; 40 }; 41 42 META_END_NAMESPACE() 43 44 #endif // META_SRC_OBJECT_CONTAINER_H 45