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c2992b3273
We used to require this only on iOS because the standard library till iOS 9 didn't have support for this. We have moved past that version. No change on other platforms.
104 lines
3.5 KiB
C++
104 lines
3.5 KiB
C++
// Copyright 2013 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#ifndef FLUTTER_RUNTIME_SERVICE_PROTOCOL_H_
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#define FLUTTER_RUNTIME_SERVICE_PROTOCOL_H_
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#include <map>
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#include <set>
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#include <shared_mutex>
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#include <string>
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#include <string_view>
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#include "flutter/fml/macros.h"
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#include "flutter/fml/synchronization/atomic_object.h"
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#include "flutter/fml/task_runner.h"
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#include "rapidjson/document.h"
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namespace flutter {
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class ServiceProtocol {
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public:
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static const std::string_view kScreenshotExtensionName;
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static const std::string_view kScreenshotSkpExtensionName;
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static const std::string_view kRunInViewExtensionName;
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static const std::string_view kFlushUIThreadTasksExtensionName;
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static const std::string_view kSetAssetBundlePathExtensionName;
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static const std::string_view kGetDisplayRefreshRateExtensionName;
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static const std::string_view kGetSkSLsExtensionName;
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static const std::string_view kEstimateRasterCacheMemoryExtensionName;
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static const std::string_view kReloadAssetFonts;
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class Handler {
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public:
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struct Description {
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int64_t isolate_port = 0 /* illegal port by default. */;
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std::string isolate_name;
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Description() {}
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Description(int64_t p_isolate_port, std::string p_isolate_name)
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: isolate_port(p_isolate_port),
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isolate_name(std::move(p_isolate_name)) {}
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void Write(Handler* handler,
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rapidjson::Value& value,
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rapidjson::MemoryPoolAllocator<>& allocator) const;
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};
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using ServiceProtocolMap = std::map<std::string_view, std::string_view>;
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virtual fml::RefPtr<fml::TaskRunner> GetServiceProtocolHandlerTaskRunner(
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std::string_view method) const = 0;
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virtual Description GetServiceProtocolDescription() const = 0;
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virtual bool HandleServiceProtocolMessage(
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std::string_view method, // one if the extension names specified above.
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const ServiceProtocolMap& params,
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rapidjson::Document* response) = 0;
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};
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ServiceProtocol();
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~ServiceProtocol();
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void ToggleHooks(bool set);
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void AddHandler(Handler* handler, const Handler::Description& description);
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void RemoveHandler(Handler* handler);
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void SetHandlerDescription(Handler* handler,
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const Handler::Description& description);
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private:
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const std::set<std::string_view> endpoints_;
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mutable std::shared_mutex handlers_mutex_;
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std::map<Handler*, fml::AtomicObject<Handler::Description>> handlers_;
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[[nodiscard]] static bool HandleMessage(const char* method,
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const char** param_keys,
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const char** param_values,
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intptr_t num_params,
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void* user_data,
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const char** json_object);
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[[nodiscard]] static bool HandleMessage(
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std::string_view method,
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const Handler::ServiceProtocolMap& params,
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ServiceProtocol* service_protocol,
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rapidjson::Document* response);
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[[nodiscard]] bool HandleMessage(std::string_view method,
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const Handler::ServiceProtocolMap& params,
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rapidjson::Document* response) const;
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[[nodiscard]] bool HandleListViewsMethod(rapidjson::Document* response) const;
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FML_DISALLOW_COPY_AND_ASSIGN(ServiceProtocol);
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};
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} // namespace flutter
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#endif // FLUTTER_RUNTIME_SERVICE_PROTOCOL_H_
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