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_PATTERN_LIST_LIST_ITEM_MODEL_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_LIST_LIST_ITEM_MODEL_H
18 
19 #include <functional>
20 #include <memory>
21 #include <mutex>
22 
23 #include "base/geometry/axis.h"
24 #include "base/geometry/dimension.h"
25 #include "core/components/common/layout/constants.h"
26 #include "core/components_ng/event/gesture_event_hub.h"
27 #include "core/components_v2/list/list_properties.h"
28 
29 namespace OHOS::Ace {
30 
31 class ACE_FORCE_EXPORT ListItemModel {
32 public:
33     static ListItemModel* GetInstance();
34     virtual ~ListItemModel() = default;
35 
36     virtual void Create() = 0;
37     virtual void Create(std::function<void(int32_t)>&& deepRenderFunc, V2::ListItemStyle listItemStyle) = 0;
38     virtual void OnDidPop();
39     virtual void SetBorderRadius(const Dimension& borderRadius) = 0;
40     virtual void SetType(const std::string& type) = 0;
41     virtual void SetIsLazyCreating(bool isLazy) = 0;
42     virtual void SetSticky(V2::StickyMode stickyMode) = 0;
43     virtual void SetEditMode(uint32_t editMode) = 0;
44     virtual void SetSelectable(bool selectable) = 0;
45     virtual void SetSelected(bool selected) = 0;
46     virtual void SetSelectChangeEvent(std::function<void(bool)>&& changeEvent) = 0;
47     // use SetDeleteArea to update builder function
48     virtual void SetSwiperAction(std::function<void()>&& startAction, std::function<void()>&& endAction,
49         OnOffsetChangeFunc&& onOffsetChangeFunc, V2::SwipeEdgeEffect edgeEffect) = 0;
50     virtual void SetSelectCallback(OnSelectFunc&& selectCallback) = 0;
51     virtual void SetOnDragStart(NG::OnDragStartFunc&& onDragStart) = 0;
52     virtual void SetDeleteArea(std::function<void()>&& builderAction, OnDeleteEvent&& onDelete,
53         OnEnterDeleteAreaEvent&& onEnterDeleteArea, OnExitDeleteAreaEvent&& onExitDeleteArea,
54         OnStateChangedEvent&& onStateChange, const Dimension& length, bool isStartArea) = 0;
55 
56 private:
57     static std::unique_ptr<ListItemModel> instance_;
58     static std::mutex mutex_;
59 };
60 
61 } // namespace OHOS::Ace
62 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_NG_PATTERN_LIST_LIST_ITEM_MODEL_H
63