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55 lines
1.6 KiB
C++
55 lines
1.6 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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#include "task_runner_adapter.h"
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#include <lib/async/cpp/task.h>
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#include <lib/async/default.h>
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#include <lib/zx/time.h>
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#include "flutter/fml/message_loop_impl.h"
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namespace flutter_runner {
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class CompatTaskRunner : public fml::TaskRunner {
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public:
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CompatTaskRunner(async_dispatcher_t* dispatcher)
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: fml::TaskRunner(nullptr), forwarding_target_(dispatcher) {
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FML_DCHECK(forwarding_target_);
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}
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void PostTask(fml::closure task) override {
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async::PostTask(forwarding_target_, std::move(task));
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}
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void PostTaskForTime(fml::closure task, fml::TimePoint target_time) override {
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async::PostTaskForTime(
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forwarding_target_, std::move(task),
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zx::time(target_time.ToEpochDelta().ToNanoseconds()));
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}
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void PostDelayedTask(fml::closure task, fml::TimeDelta delay) override {
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async::PostDelayedTask(forwarding_target_, std::move(task),
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zx::duration(delay.ToNanoseconds()));
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}
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bool RunsTasksOnCurrentThread() override {
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return forwarding_target_ == async_get_default_dispatcher();
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}
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private:
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async_dispatcher_t* forwarding_target_;
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FML_DISALLOW_COPY_AND_ASSIGN(CompatTaskRunner);
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FML_FRIEND_MAKE_REF_COUNTED(CompatTaskRunner);
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FML_FRIEND_REF_COUNTED_THREAD_SAFE(CompatTaskRunner);
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};
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fml::RefPtr<fml::TaskRunner> CreateFMLTaskRunner(
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async_dispatcher_t* dispatcher) {
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return fml::MakeRefCounted<CompatTaskRunner>(dispatcher);
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}
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} // namespace flutter_runner
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