1 /*
2  * Copyright (c) 2021 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_REFRESH_REFRESH_CONTROLLER_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_REFRESH_REFRESH_CONTROLLER_H
18 
19 #include "core/pipeline/base/render_node.h"
20 
21 namespace OHOS::Ace {
22 
23 enum class RefreshStatus {
24     // The default status.
25     INACTIVE = 0,
26     // While being dragged but not enough to trig refresh.
27     DRAG,
28     // Dragging enough to refresh, and less than the max distance.
29     OVER_DRAG,
30     // While it is refreshing.
31     REFRESH,
32     // While it will scroll back to the top after refreshing.
33     DONE,
34 };
35 
36 class RefreshController : public AceType {
37     DECLARE_ACE_TYPE(RefreshController, AceType);
38 
39 public:
40     RefreshController() = default;
41     ~RefreshController() override = default;
42 
SetRefresh(const WeakPtr<RenderNode> & refresh)43     void SetRefresh(const WeakPtr<RenderNode>& refresh)
44     {
45         refresh_ = refresh;
46     }
47 
48 private:
49     WeakPtr<RenderNode> refresh_;
50 };
51 
52 } // namespace OHOS::Ace
53 
54 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_REFRESH_REFRESH_CONTROLLER_H
55