gecko/dom/bluetooth2/BluetoothDiscoveryHandle.cpp

99 lines
2.8 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim:set ts=2 sw=2 sts=2 et cindent: */
/* 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/. */
#include "BluetoothDiscoveryHandle.h"
#include "BluetoothService.h"
#include "mozilla/dom/bluetooth/BluetoothTypes.h"
#include "mozilla/dom/BluetoothDeviceEvent.h"
#include "mozilla/dom/BluetoothDiscoveryHandleBinding.h"
#include "nsThreadUtils.h"
USING_BLUETOOTH_NAMESPACE
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(BluetoothDiscoveryHandle)
NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
NS_IMPL_ADDREF_INHERITED(BluetoothDiscoveryHandle, DOMEventTargetHelper)
NS_IMPL_RELEASE_INHERITED(BluetoothDiscoveryHandle, DOMEventTargetHelper)
BluetoothDiscoveryHandle::BluetoothDiscoveryHandle(nsPIDOMWindow* aWindow)
: DOMEventTargetHelper(aWindow)
{
MOZ_ASSERT(aWindow);
MOZ_ASSERT(IsDOMBinding());
ListenToBluetoothSignal(true);
}
BluetoothDiscoveryHandle::~BluetoothDiscoveryHandle()
{
ListenToBluetoothSignal(false);
}
void
BluetoothDiscoveryHandle::ListenToBluetoothSignal(bool aStart)
{
BluetoothService* bs = BluetoothService::Get();
NS_ENSURE_TRUE_VOID(bs);
if (aStart) {
bs->RegisterBluetoothSignalHandler(
NS_LITERAL_STRING(KEY_DISCOVERY_HANDLE), this);
} else {
bs->UnregisterBluetoothSignalHandler(
NS_LITERAL_STRING(KEY_DISCOVERY_HANDLE), this);
}
}
// static
already_AddRefed<BluetoothDiscoveryHandle>
BluetoothDiscoveryHandle::Create(nsPIDOMWindow* aWindow)
{
MOZ_ASSERT(NS_IsMainThread());
MOZ_ASSERT(aWindow);
nsRefPtr<BluetoothDiscoveryHandle> handle =
new BluetoothDiscoveryHandle(aWindow);
return handle.forget();
}
void
BluetoothDiscoveryHandle::DispatchDeviceEvent(const BluetoothValue& aValue)
{
// Create a new BluetoothDevice
nsRefPtr<BluetoothDevice> device =
BluetoothDevice::Create(GetOwner(), aValue);
// Notify application of discovered device
BluetoothDeviceEventInit init;
init.mDevice = device;
nsRefPtr<BluetoothDeviceEvent> event =
BluetoothDeviceEvent::Constructor(this,
NS_LITERAL_STRING("devicefound"),
init);
DispatchTrustedEvent(event);
}
void
BluetoothDiscoveryHandle::Notify(const BluetoothSignal& aData)
{
BT_LOGD("[DH] %s", NS_ConvertUTF16toUTF8(aData.name()).get());
if (aData.name().EqualsLiteral("DeviceFound")) {
DispatchDeviceEvent(aData.value());
} else {
BT_WARNING("Not handling discovery handle signal: %s",
NS_ConvertUTF16toUTF8(aData.name()).get());
}
}
JSObject*
BluetoothDiscoveryHandle::WrapObject(JSContext* aCx)
{
return BluetoothDiscoveryHandleBinding::Wrap(aCx, this);
}