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_CALENDAR_CALENDAR_ELEMENT_H
17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_CALENDAR_CALENDAR_ELEMENT_H
18 
19 #include "core/components/calendar/calendar_component.h"
20 #include "core/components/text/text_element.h"
21 #include "core/pipeline/base/composed_element.h"
22 #include "core/pipeline/base/render_element.h"
23 
24 namespace OHOS::Ace {
25 
26 class CalendarElement : public ComposedElement, public FocusGroup {
27     DECLARE_ACE_TYPE(CalendarElement, ComposedElement, FocusGroup);
28 
29 public:
CalendarElement(const ComposeId & id)30     explicit CalendarElement(const ComposeId& id) : ComposedElement(id) {}
31     ~CalendarElement() override = default;
32 
33     void PerformBuild() override;
RequestNextFocus(bool vertical,bool reverse,const Rect & rect)34     bool RequestNextFocus(bool vertical, bool reverse, const Rect& rect) override
35     {
36         return false;
37     }
38 
OnFocus()39     void OnFocus() override
40     {
41         FocusGroup::OnFocus();
42         if (calendarController_) {
43             calendarController_->NotifyFocusChanged(true);
44         }
45     }
46 
OnBlur()47     void OnBlur() override
48     {
49         FocusGroup::OnBlur();
50         if (calendarController_) {
51             calendarController_->NotifyFocusChanged(false);
52         }
53     }
54 
55     void BuildCardCalendar(const RefPtr<CalendarComponent>& calendar, const RefPtr<Element>& element);
56 
57 private:
58     void UpdateAttr(const RefPtr<CalendarComponent>& calendar);
59     void SetArrowImage(const RefPtr<Element>& element, bool isLeft);
60     void RegisterChangeEndListener(const RefPtr<CalendarComponent>& calendar, const RefPtr<Element>& element);
61     RefPtr<TextElement> GetTextElement(const RefPtr<Element>& flex);
62 
63     RefPtr<CalendarController> calendarController_;
64     RefPtr<RenderSwiper> renderSwiper_;
65     std::function<void(const std::string&)> dateEvent_;
66 };
67 
68 class CalendarMonthElement : public RenderElement, public FocusNode {
69     DECLARE_ACE_TYPE(CalendarMonthElement, RenderElement, FocusNode);
70 
71 public:
72     CalendarMonthElement() = default;
73     ~CalendarMonthElement() override = default;
74 
75     void Update() override;
76     bool OnKeyEvent(const KeyEvent& keyEvent) override;
77     void OnFocus() override;
78     void OnBlur() override;
79 
80 private:
81     bool RequestNextFocus(bool vertical, bool reverse, const Rect& rect);
82 };
83 
84 } // namespace OHOS::Ace
85 
86 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_CALENDAR_CALENDAR_ELEMENT_H
87