mirror of
https://github.com/kidfromjupiter/nearby.git
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88 lines
3.0 KiB
C++
88 lines
3.0 KiB
C++
// Copyright 2021-2023 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#ifndef PLATFORM_IMPL_WINDOWS_DEVICE_INFO_H_
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#define PLATFORM_IMPL_WINDOWS_DEVICE_INFO_H_
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// clang-format off
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#include <windows.h>
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#include <powerbase.h>
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// clang-format on
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#include <cstdint>
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#include <functional>
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#include <optional>
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#include <string>
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#include "absl/base/thread_annotations.h"
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#include "absl/container/flat_hash_map.h"
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#include "absl/functional/any_invocable.h"
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#include "absl/strings/string_view.h"
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#include "absl/synchronization/mutex.h"
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#include "internal/base/file_path.h"
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#include "internal/platform/implementation/device_info.h"
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#include "internal/platform/implementation/windows/session_manager.h"
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namespace nearby {
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namespace windows {
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class DeviceInfo : public api::DeviceInfo {
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public:
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~DeviceInfo() override;
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std::optional<std::string> GetOsDeviceName() const override;
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api::DeviceInfo::DeviceType GetDeviceType() const override;
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api::DeviceInfo::OsType GetOsType() const override;
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FilePath GetDownloadPath() const override;
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FilePath GetLocalAppDataPath(FilePath sub_path) const override;
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FilePath GetTemporaryPath() const override;
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FilePath GetLogPath() const override;
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bool IsScreenLocked() const override;
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void RegisterScreenLockedListener(
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absl::string_view listener_name,
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std::function<void(api::DeviceInfo::ScreenStatus)> callback) override;
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void UnregisterScreenLockedListener(absl::string_view listener_name) override;
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bool PreventSleep() override;
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bool AllowSleep() override;
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int64_t RegisterSuspendResumeListener(
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std::function<void(api::DeviceInfo::SuspendResumeEvent)> callback)
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override;
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void UnregisterSuspendResumeListener(int64_t listener_id) override;
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private:
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static ULONG PowerSuspendResumeCallback(PVOID context, ULONG type,
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PVOID setting);
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void OnSuspendResumeEvent(SuspendResumeEvent event);
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mutable absl::Mutex mutex_;
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SessionManager session_manager_ ABSL_GUARDED_BY(mutex_);
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absl::Mutex suspend_resume_mutex_;
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int64_t next_suspend_resume_listener_id_ ABSL_GUARDED_BY(
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suspend_resume_mutex_) = 0;
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absl::flat_hash_map<
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int64_t, absl::AnyInvocable<void(SuspendResumeEvent)>>
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suspend_resume_listeners_ ABSL_GUARDED_BY(suspend_resume_mutex_);
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HPOWERNOTIFY suspend_resume_notification_handle_
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ABSL_GUARDED_BY(suspend_resume_mutex_) = nullptr;
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};
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} // namespace windows
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} // namespace nearby
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#endif // PLATFORM_IMPL_WINDOWS_DEVICE_INFO_H_
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