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gecko-dev/dom/bluetooth2/BluetoothAdapter.h

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/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
/* vim: set ts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this file,
* You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_bluetooth_bluetoothadapter_h__
#define mozilla_dom_bluetooth_bluetoothadapter_h__
#include "BluetoothCommon.h"
#include "mozilla/Attributes.h"
#include "mozilla/DOMEventTargetHelper.h"
#include "mozilla/dom/BluetoothAdapter2Binding.h"
#include "mozilla/dom/BluetoothDeviceEvent.h"
#include "mozilla/dom/Promise.h"
#include "nsCOMPtr.h"
namespace mozilla {
namespace dom {
class DOMRequest;
class File;
struct MediaMetaData;
struct MediaPlayStatus;
}
}
BEGIN_BLUETOOTH_NAMESPACE
class BluetoothDevice;
class BluetoothDiscoveryHandle;
class BluetoothNamedValue;
class BluetoothPairingListener;
class BluetoothSignal;
class BluetoothValue;
class BluetoothAdapter : public DOMEventTargetHelper
, public BluetoothSignalObserver
{
public:
NS_DECL_ISUPPORTS_INHERITED
NS_DECL_CYCLE_COLLECTION_CLASS_INHERITED(BluetoothAdapter,
DOMEventTargetHelper)
/****************************************************************************
* Attribute Getters
***************************************************************************/
BluetoothAdapterState State() const
{
return mState;
}
void GetAddress(nsString& aAddress) const
{
aAddress = mAddress;
}
void
GetName(nsString& aName) const
{
aName = mName;
}
bool
Discovering() const
{
return mDiscovering;
}
bool
Discoverable() const
{
return mDiscoverable;
}
BluetoothPairingListener* PairingReqs() const
{
return mPairingReqs;
}
/****************************************************************************
* Event Handlers
***************************************************************************/
IMPL_EVENT_HANDLER(attributechanged);
IMPL_EVENT_HANDLER(devicepaired);
IMPL_EVENT_HANDLER(deviceunpaired);
IMPL_EVENT_HANDLER(a2dpstatuschanged);
IMPL_EVENT_HANDLER(hfpstatuschanged);
IMPL_EVENT_HANDLER(requestmediaplaystatus);
IMPL_EVENT_HANDLER(scostatuschanged);
/****************************************************************************
* Methods (Web API Implementation)
***************************************************************************/
already_AddRefed<Promise> Enable(ErrorResult& aRv);
already_AddRefed<Promise> Disable(ErrorResult& aRv);
already_AddRefed<Promise> SetName(const nsAString& aName, ErrorResult& aRv);
already_AddRefed<Promise> SetDiscoverable(bool aDiscoverable,
ErrorResult& aRv);
already_AddRefed<Promise> StartDiscovery(ErrorResult& aRv);
already_AddRefed<Promise> StopDiscovery(ErrorResult& aRv);
already_AddRefed<Promise> Pair(const nsAString& aDeviceAddress,
ErrorResult& aRv);
already_AddRefed<Promise> Unpair(const nsAString& aDeviceAddress,
ErrorResult& aRv);
/**
* Get a list of paired bluetooth devices.
*
* @param aDevices [out] Devices array to return
*/
void GetPairedDevices(nsTArray<nsRefPtr<BluetoothDevice> >& aDevices);
// Connection related methods
already_AddRefed<DOMRequest>
Connect(BluetoothDevice& aDevice,
const Optional<short unsigned int>& aServiceUuid,
ErrorResult& aRv);
already_AddRefed<DOMRequest>
Disconnect(BluetoothDevice& aDevice,
const Optional<short unsigned int>& aServiceUuid,
ErrorResult& aRv);
already_AddRefed<DOMRequest> GetConnectedDevices(uint16_t aServiceUuid,
ErrorResult& aRv);
// OPP file transfer related methods
already_AddRefed<DOMRequest> SendFile(const nsAString& aDeviceAddress,
File& aBlob,
ErrorResult& aRv);
already_AddRefed<DOMRequest> StopSendingFile(const nsAString& aDeviceAddress,
ErrorResult& aRv);
already_AddRefed<DOMRequest>
ConfirmReceivingFile(const nsAString& aDeviceAddress,
bool aConfirmation,
ErrorResult& aRv);
// SCO related methods
already_AddRefed<DOMRequest> ConnectSco(ErrorResult& aRv);
already_AddRefed<DOMRequest> DisconnectSco(ErrorResult& aRv);
already_AddRefed<DOMRequest> IsScoConnected(ErrorResult& aRv);
// Handfree CDMA related methods
already_AddRefed<DOMRequest> AnswerWaitingCall(ErrorResult& aRv);
already_AddRefed<DOMRequest> IgnoreWaitingCall(ErrorResult& aRv);
already_AddRefed<DOMRequest> ToggleCalls(ErrorResult& aRv);
// AVRCP related methods
already_AddRefed<DOMRequest>
SendMediaMetaData(const MediaMetaData& aMediaMetaData, ErrorResult& aRv);
already_AddRefed<DOMRequest>
SendMediaPlayStatus(const MediaPlayStatus& aMediaPlayStatus,
ErrorResult& aRv);
/****************************************************************************
* Others
***************************************************************************/
static already_AddRefed<BluetoothAdapter>
Create(nsPIDOMWindow* aOwner, const BluetoothValue& aValue);
void Notify(const BluetoothSignal& aParam); // BluetoothSignalObserver
nsPIDOMWindow* GetParentObject() const
{
return GetOwner();
}
virtual JSObject* WrapObject(JSContext* aCx) MOZ_OVERRIDE;
virtual void DisconnectFromOwner() MOZ_OVERRIDE;
/**
* Set this adapter's discovery handle in use (mDiscoveryHandleInUse).
*
* |mDiscoveryHandleInUse| is set to the latest discovery handle when adapter
* just starts discovery, and is reset to nullptr when discovery is stopped
* by some adapter.
*
* @param aDiscoveryHandle [in] Discovery handle to set.
*/
void SetDiscoveryHandleInUse(BluetoothDiscoveryHandle* aDiscoveryHandle);
private:
BluetoothAdapter(nsPIDOMWindow* aOwner, const BluetoothValue& aValue);
~BluetoothAdapter();
/**
* Set adapter properties according to properties array
*
* @param aValue [in] Properties array to set with
*/
void SetPropertyByValue(const BluetoothNamedValue& aValue);
/**
* Set adapter state and fire BluetoothAttributeEvent if state changed.
*
* @param aState [in] The new adapter state
*/
void SetAdapterState(BluetoothAdapterState aState);
/**
* Pair/Unpair adapter to device of given address.
* This function is called by methods Enable() and Disable().
*
* @param aPair [in] Whether to pair or unpair adapter to device.
* @param aDeviceAddress [in] Address of device to pair/unpair.
* @param aRv [out] Error result to set in case of error.
*/
already_AddRefed<Promise> PairUnpair(bool aPair,
const nsAString& aDeviceAddress,
ErrorResult& aRv);
/**
* Retrieve properties of paired devices.
*
* @param aDeviceAddresses [in] Addresses array of paired devices
*/
void GetPairedDeviceProperties(const nsTArray<nsString>& aDeviceAddresses);
/**
* Handle "PropertyChanged" bluetooth signal.
*
* @param aValue [in] Array of changed properties
*/
void HandlePropertyChanged(const BluetoothValue& aValue);
/**
* Handle DEVICE_PAIRED_ID bluetooth signal.
*
* @param aValue [in] Properties array of the paired device.
* The array should contain two properties:
* - nsString 'Address'
* - bool 'Paired'
*/
void HandleDevicePaired(const BluetoothValue& aValue);
/**
* Handle DEVICE_UNPAIRED_ID bluetooth signal.
*
* @param aValue [in] Properties array of the unpaired device.
* The array should contain two properties:
* - nsString 'Address'
* - bool 'Paired'
*/
void HandleDeviceUnpaired(const BluetoothValue& aValue);
/**
* Handle "DeviceFound" bluetooth signal.
*
* @param aValue [in] Properties array of the discovered device.
*/
void HandleDeviceFound(const BluetoothValue& aValue);
/**
* Handle "PairingRequest" bluetooth signal.
*
* @param aValue [in] Array of information about the pairing request.
*/
void HandlePairingRequest(const BluetoothValue& aValue);
/**
* Fire BluetoothAttributeEvent to trigger onattributechanged event handler.
*/
void DispatchAttributeEvent(const nsTArray<nsString>& aTypes);
/**
* Fire BluetoothDeviceEvent to trigger
* ondeviceparied/ondeviceunpaired event handler.
*
* @param aType [in] Event type to fire
* @param aInit [in] Event initialization value
*/
void DispatchDeviceEvent(const nsAString& aType,
const BluetoothDeviceEventInit& aInit);
/**
* Convert string to BluetoothAdapterAttribute.
*
* @param aString [in] String to convert
*/
BluetoothAdapterAttribute
ConvertStringToAdapterAttribute(const nsAString& aString);
/**
* Check whether value of given adapter property has changed.
*
* @param aType [in] Adapter property to check
* @param aValue [in] New value of the adapter property
*/
bool IsAdapterAttributeChanged(BluetoothAdapterAttribute aType,
const BluetoothValue& aValue);
/****************************************************************************
* Variables
***************************************************************************/
/**
* Current state of this adapter. Can be Disabled/Disabling/Enabled/Enabling.
*/
BluetoothAdapterState mState;
/**
* BD address of this adapter.
*/
nsString mAddress;
/**
* Human-readable name of this adapter.
*/
nsString mName;
/**
* Whether this adapter can be discovered by nearby devices.
*/
bool mDiscoverable;
/**
* Whether this adapter is discovering nearby devices.
*/
bool mDiscovering;
/**
* Handle to fire pairing requests of different pairing types.
*/
nsRefPtr<BluetoothPairingListener> mPairingReqs;
/**
* Handle to fire 'ondevicefound' event handler for discovered device.
*
* This variable is set to the latest discovery handle when adapter just
* starts discovery, and is reset to nullptr when discovery is stopped by
* some adapter.
*/
nsRefPtr<BluetoothDiscoveryHandle> mDiscoveryHandleInUse;
/**
* Arrays of references to BluetoothDevices created by this adapter.
* This array is empty when adapter state is Disabled.
*
* Devices will be appended when
* 1) Enabling BT: Paired devices reported by stack.
* 2) Discovering: Discovered devices during discovery operation.
* A device won't be appended if a device object with the same
* address already exists.
*
* Devices will be removed when
* 1) Starting discovery: All unpaired devices will be removed before this
* adapter starts a new discovery.
* 2) Disabling BT: All devices will be removed.
*/
nsTArray<nsRefPtr<BluetoothDevice> > mDevices;
};
END_BLUETOOTH_NAMESPACE
#endif
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