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_SYNTAX_FOR_EACH_FOR_EACH_MODEL_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_SYNTAX_FOR_EACH_FOR_EACH_MODEL_H
18 
19 #include <mutex>
20 
21 #include "base/memory/ace_type.h"
22 #include "base/utils/macros.h"
23 #include "core/components_ng/base/view_stack_processor.h"
24 #include "core/components_ng/syntax/lazy_for_each_builder.h"
25 #include "core/components_ng/syntax/lazy_for_each_node.h"
26 
27 namespace OHOS::Ace {
28 
29 class LazyForEachActuator : public AceType {
30     DECLARE_ACE_TYPE(LazyForEachActuator, AceType)
31 public:
32     LazyForEachActuator() = default;
33     ~LazyForEachActuator() override = default;
34 };
35 
36 class ACE_FORCE_EXPORT LazyForEachModel {
37 public:
38     static LazyForEachModel* GetInstance();
39     virtual ~LazyForEachModel() = default;
40 
41     virtual void Create(const RefPtr<LazyForEachActuator>& actuator) = 0;
42     virtual void OnMove(std::function<void(int32_t, int32_t)>&& onMove) = 0;
43 };
44 
45 } // namespace OHOS::Ace
46 
47 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_SYNTAX_FOR_EACH_FOR_EACH_MODEL_H
48