| // Copyright 2014 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #include "device/bluetooth/bluetooth_gatt_notify_session.h" |
| |
| #include "base/bind.h" |
| #include "base/bind_helpers.h" |
| #include "base/logging.h" |
| #include "base/threading/thread_task_runner_handle.h" |
| #include "device/bluetooth/bluetooth_remote_gatt_characteristic.h" |
| |
| namespace device { |
| |
| BluetoothGattNotifySession::BluetoothGattNotifySession( |
| base::WeakPtr<BluetoothRemoteGattCharacteristic> characteristic) |
| : characteristic_(characteristic), |
| characteristic_id_(characteristic.get() ? characteristic->GetIdentifier() |
| : std::string()), |
| active_(true) {} |
| |
| BluetoothGattNotifySession::~BluetoothGattNotifySession() { |
| if (active_) { |
| Stop(base::DoNothing()); |
| } |
| } |
| |
| std::string BluetoothGattNotifySession::GetCharacteristicIdentifier() const { |
| return characteristic_id_; |
| } |
| |
| BluetoothRemoteGattCharacteristic* |
| BluetoothGattNotifySession::GetCharacteristic() const { |
| return characteristic_.get(); |
| } |
| |
| bool BluetoothGattNotifySession::IsActive() { |
| return active_ && characteristic_ != nullptr && |
| characteristic_->IsNotifying(); |
| } |
| |
| void BluetoothGattNotifySession::Stop(const base::Closure& callback) { |
| active_ = false; |
| if (characteristic_ != nullptr) { |
| characteristic_->StopNotifySession(this, callback); |
| } else { |
| base::ThreadTaskRunnerHandle::Get()->PostTask(FROM_HERE, callback); |
| } |
| } |
| |
| } // namespace device |