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_BRIDGE_CARD_FRONTEND_CARD_FRONTEND_DELEGATE_DECLARATIVE_H
17 #define FOUNDATION_ACE_FRAMEWORKS_BRIDGE_CARD_FRONTEND_CARD_FRONTEND_DELEGATE_DECLARATIVE_H
18 
19 #include <mutex>
20 
21 #include "frameworks/base/memory/ace_type.h"
22 #include "frameworks/base/utils/noncopyable.h"
23 #include "frameworks/base/utils/measure_util.h"
24 #include "frameworks/bridge/common/accessibility/accessibility_node_manager.h"
25 #include "frameworks/bridge/declarative_frontend/ng/page_router_manager.h"
26 #include "frameworks/bridge/declarative_frontend/ng/frontend_delegate_declarative_ng.h"
27 
28 namespace OHOS::Ace::Framework {
29 // This is the primary class by which the CardFrontend delegates
30 
31 using LoadCardCallback = std::function<bool(const std::string&, int64_t cardId, const std::string&)>;
32 using UpdateCardDataCallback = std::function<void(const std::string&)>;
33 
34 class ACE_EXPORT CardFrontendDelegateDeclarative : public FrontendDelegateDeclarativeNG {
35     DECLARE_ACE_TYPE(CardFrontendDelegateDeclarative, FrontendDelegateDeclarativeNG);
36 
37 public:
CardFrontendDelegateDeclarative(const RefPtr<TaskExecutor> & taskExecutor)38     explicit CardFrontendDelegateDeclarative(const RefPtr<TaskExecutor>& taskExecutor)
39         : FrontendDelegateDeclarativeNG(taskExecutor)
40     {}
41     ~CardFrontendDelegateDeclarative() override;
42 
43     UIContentErrorCode RunCard(
44         const std::string& url, const std::string& params, const std::string& profile, int64_t cardId);
45 
46     void FireCardEvent(const EventMarker& eventMarker, const std::string& params = "");
47 
48     void FireCardAction(const std::string& action);
49 
SetLoadCardCallBack(const LoadCardCallback & loadCallback)50     void SetLoadCardCallBack(const LoadCardCallback& loadCallback)
51     {
52         auto pageRouterManager = GetPageRouterManager();
53         CHECK_NULL_VOID(pageRouterManager);
54         pageRouterManager->SetLoadCardCallback(loadCallback);
55     }
56 
UpdatePageData(const std::string & dataList)57     void UpdatePageData(const std::string& dataList)
58     {
59         std::lock_guard<std::mutex> lock(mutex_);
60         if (updateCardData_) {
61             updateCardData_(dataList);
62         } else {
63             cardData_ = dataList;
64         }
65     }
66 
SetUpdateCardDataCallback(UpdateCardDataCallback && callback)67     void SetUpdateCardDataCallback(UpdateCardDataCallback&& callback)
68     {
69         std::lock_guard<std::mutex> lock(mutex_);
70         updateCardData_ = std::move(callback);
71     }
72 
UpdatePageDataImmediately()73     void UpdatePageDataImmediately()
74     {
75         std::lock_guard<std::mutex> lock(mutex_);
76         if (!cardData_.empty() && updateCardData_) {
77             updateCardData_(cardData_);
78         }
79     }
80 
81     double MeasureText(MeasureContext context) override;
82 
83     ACE_DISALLOW_COPY_AND_MOVE(CardFrontendDelegateDeclarative);
84 
85 private:
86     UpdateCardDataCallback updateCardData_;
87     std::string cardData_;
88     mutable std::mutex mutex_;
89 };
90 } // namespace OHOS::Ace::Framework
91 
92 #endif // FOUNDATION_ACE_FRAMEWORKS_BRIDGE_CARD_FRONTEND_CARD_FRONTEND_DELEGATE_DECLARATIVE_H
93