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 
16 #ifndef FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SYNTAX_REPEAT_MODEL_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_SYNTAX_REPEAT_MODEL_H
18 
19 #include <cstdint>
20 #include <functional>
21 #include <list>
22 #include <string>
23 #include <vector>
24 #include <memory>
25 
26 #include "base/utils/macros.h"
27 
28 namespace OHOS::Ace {
29 
30 class ACE_EXPORT RepeatModel {
31 public:
32     static RepeatModel* GetInstance();
33     virtual ~RepeatModel() = default;
34 
35     // Only implemented by RepeatModelNG
36     virtual void StartRender() = 0;
37     virtual void FinishRender(std::list<int32_t>& removedElmtId) = 0;
38 
39     virtual void MoveChild(uint32_t fromIndex) = 0;
40 
41     virtual void CreateNewChildStart(const std::string& key) = 0;
42     virtual void CreateNewChildFinish(const std::string& key) = 0;
43     virtual void OnMove(std::function<void(int32_t, int32_t)>&& onMove) = 0;
44 };
45 } // namespace OHOS::Ace::NG
46 
47 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_SYNTAX_REPEAT_H
48