1 /*
2  * Copyright (c) 2022 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 
16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_BASE_VIEW_FULL_UPDATE_MODEL_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_BASE_VIEW_FULL_UPDATE_MODEL_H
18 
19 #include <functional>
20 #include <memory>
21 #include <mutex>
22 #include <string>
23 
24 #include "base/memory/ace_type.h"
25 #include "base/memory/referenced.h"
26 #include "base/utils/macros.h"
27 
28 namespace OHOS::Ace {
29 
30 struct NodeInfo {
31     std::string viewId;
32     std::function<void()> appearFunc;
33     std::function<RefPtr<AceType>()> renderFunc;
34     std::function<void()> removeFunc;
35     std::function<void(const RefPtr<AceType>&)> updateNodeFunc;
36     std::function<void()> pageTransitionFunc;
37     bool isStatic = false;
38 };
39 
40 class ACE_EXPORT ViewFullUpdateModel {
41 public:
42     static ViewFullUpdateModel* GetInstance();
43     virtual ~ViewFullUpdateModel() = default;
44 
45     virtual RefPtr<AceType> CreateNode(NodeInfo&& info) = 0;
46     virtual bool MarkNeedUpdate(const WeakPtr<AceType>& node) = 0;
47 
48 private:
49     static std::unique_ptr<ViewFullUpdateModel> instance_;
50     static std::mutex mutex_;
51 };
52 
53 } // namespace OHOS::Ace
54 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_BASE_VIEW_FULL_UPDATE_MODEL_H
55