| // Copyright 2013 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef FLUTTER_SHELL_PLATFORM_DARWIN_IOS_PLATFORM_MESSAGE_HANDLER_IOS_H_ |
| #define FLUTTER_SHELL_PLATFORM_DARWIN_IOS_PLATFORM_MESSAGE_HANDLER_IOS_H_ |
| |
| #include <unordered_map> |
| |
| #include "flutter/common/task_runners.h" |
| #include "flutter/fml/platform/darwin/scoped_block.h" |
| #include "flutter/fml/platform/darwin/scoped_nsobject.h" |
| #include "flutter/shell/common/platform_message_handler.h" |
| #import "flutter/shell/platform/darwin/common/framework/Headers/FlutterBinaryMessenger.h" |
| #import "flutter/shell/platform/darwin/ios/flutter_task_queue_dispatch.h" |
| |
| namespace flutter { |
| |
| class PlatformMessageHandlerIos : public PlatformMessageHandler { |
| public: |
| static NSObject<FlutterTaskQueue>* MakeBackgroundTaskQueue(); |
| |
| explicit PlatformMessageHandlerIos(fml::RefPtr<fml::TaskRunner> platform_task_runner); |
| |
| void HandlePlatformMessage(std::unique_ptr<PlatformMessage> message) override; |
| |
| bool DoesHandlePlatformMessageOnPlatformThread() const override; |
| |
| void InvokePlatformMessageResponseCallback(int response_id, |
| std::unique_ptr<fml::Mapping> mapping) override; |
| |
| void InvokePlatformMessageEmptyResponseCallback(int response_id) override; |
| |
| void SetMessageHandler(const std::string& channel, |
| FlutterBinaryMessageHandler handler, |
| NSObject<FlutterTaskQueue>* task_queue); |
| |
| struct HandlerInfo { |
| fml::scoped_nsprotocol<NSObject<FlutterTaskQueueDispatch>*> task_queue; |
| fml::ScopedBlock<FlutterBinaryMessageHandler> handler; |
| }; |
| |
| private: |
| std::unordered_map<std::string, HandlerInfo> message_handlers_; |
| const fml::RefPtr<fml::TaskRunner> platform_task_runner_; |
| std::mutex message_handlers_mutex_; |
| FML_DISALLOW_COPY_AND_ASSIGN(PlatformMessageHandlerIos); |
| }; |
| |
| } // namespace flutter |
| |
| #endif |