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 PAGE_H 17#define PAGE_H 18 19#include <string> 20#include <unordered_set> 21#include <vector> 22#include "components/ui_view_group.h" 23#include "view_api.h" 24#include "view_proxy.h" 25 26namespace Updater { 27class Page { 28 DISALLOW_COPY_MOVE(Page); 29public: 30 virtual ~Page() = default; 31 virtual std::string GetPageId() = 0; 32 virtual void SetVisible(bool isVisible) = 0; 33 [[nodiscard]] virtual bool IsVisible() const = 0; 34 [[nodiscard]] virtual OHOS::UIViewGroup *GetView() const = 0; 35 [[nodiscard]] virtual bool IsValid() const = 0; 36 [[nodiscard]] virtual bool IsValidCom(const std::string &id) const = 0; 37 virtual ViewProxy &operator[](const std::string &id) = 0; 38 void UpdateFocus(bool isVisible); 39 template<typename T, typename ... Args> 40 static std::shared_ptr<T> Create(Args && ... args) 41 { 42 static_assert(std::is_base_of_v<Page, T>, "T should be derived class of Page"); 43 return std::shared_ptr<T>(new(std::nothrow) T(std::forward<Args>(args)...)); 44 } 45protected: 46 OHOS::UIView *focusedView_; 47 Page() : focusedView_ {nullptr} {} 48}; 49} // namespace Updater 50#endif 51