1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/dom/bluetooth/BluetoothDevice.cpp Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,243 @@
1.4 +/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
1.5 +/* vim: set ts=2 et sw=2 tw=80: */
1.6 +/* This Source Code Form is subject to the terms of the Mozilla Public
1.7 + * License, v. 2.0. If a copy of the MPL was not distributed with this file,
1.8 + * You can obtain one at http://mozilla.org/MPL/2.0/. */
1.9 +
1.10 +#include "base/basictypes.h"
1.11 +#include "BluetoothDevice.h"
1.12 +#include "BluetoothReplyRunnable.h"
1.13 +#include "BluetoothService.h"
1.14 +#include "BluetoothUtils.h"
1.15 +
1.16 +#include "nsDOMClassInfo.h"
1.17 +#include "nsTArrayHelpers.h"
1.18 +
1.19 +#include "mozilla/dom/bluetooth/BluetoothTypes.h"
1.20 +#include "mozilla/dom/BluetoothDeviceBinding.h"
1.21 +
1.22 +USING_BLUETOOTH_NAMESPACE
1.23 +
1.24 +DOMCI_DATA(BluetoothDevice, BluetoothDevice)
1.25 +
1.26 +NS_IMPL_CYCLE_COLLECTION_CLASS(BluetoothDevice)
1.27 +
1.28 +NS_IMPL_CYCLE_COLLECTION_TRACE_BEGIN_INHERITED(BluetoothDevice,
1.29 + DOMEventTargetHelper)
1.30 + NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mJsUuids)
1.31 + NS_IMPL_CYCLE_COLLECTION_TRACE_JS_MEMBER_CALLBACK(mJsServices)
1.32 +NS_IMPL_CYCLE_COLLECTION_TRACE_END
1.33 +
1.34 +NS_IMPL_CYCLE_COLLECTION_TRAVERSE_BEGIN_INHERITED(BluetoothDevice,
1.35 + DOMEventTargetHelper)
1.36 + NS_IMPL_CYCLE_COLLECTION_TRAVERSE_SCRIPT_OBJECTS
1.37 +NS_IMPL_CYCLE_COLLECTION_TRAVERSE_END
1.38 +
1.39 +NS_IMPL_CYCLE_COLLECTION_UNLINK_BEGIN_INHERITED(BluetoothDevice,
1.40 + DOMEventTargetHelper)
1.41 + tmp->Unroot();
1.42 +NS_IMPL_CYCLE_COLLECTION_UNLINK_END
1.43 +
1.44 +NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION_INHERITED(BluetoothDevice)
1.45 +NS_INTERFACE_MAP_END_INHERITING(DOMEventTargetHelper)
1.46 +
1.47 +NS_IMPL_ADDREF_INHERITED(BluetoothDevice, DOMEventTargetHelper)
1.48 +NS_IMPL_RELEASE_INHERITED(BluetoothDevice, DOMEventTargetHelper)
1.49 +
1.50 +BluetoothDevice::BluetoothDevice(nsPIDOMWindow* aWindow,
1.51 + const nsAString& aAdapterPath,
1.52 + const BluetoothValue& aValue)
1.53 + : DOMEventTargetHelper(aWindow)
1.54 + , BluetoothPropertyContainer(BluetoothObjectType::TYPE_DEVICE)
1.55 + , mJsUuids(nullptr)
1.56 + , mJsServices(nullptr)
1.57 + , mAdapterPath(aAdapterPath)
1.58 + , mIsRooted(false)
1.59 +{
1.60 + MOZ_ASSERT(aWindow);
1.61 + MOZ_ASSERT(IsDOMBinding());
1.62 +
1.63 + const InfallibleTArray<BluetoothNamedValue>& values =
1.64 + aValue.get_ArrayOfBluetoothNamedValue();
1.65 + for (uint32_t i = 0; i < values.Length(); ++i) {
1.66 + SetPropertyByValue(values[i]);
1.67 + }
1.68 +
1.69 + BluetoothService* bs = BluetoothService::Get();
1.70 + NS_ENSURE_TRUE_VOID(bs);
1.71 + bs->RegisterBluetoothSignalHandler(mAddress, this);
1.72 +}
1.73 +
1.74 +BluetoothDevice::~BluetoothDevice()
1.75 +{
1.76 + BluetoothService* bs = BluetoothService::Get();
1.77 + // bs can be null on shutdown, where destruction might happen.
1.78 + NS_ENSURE_TRUE_VOID(bs);
1.79 + bs->UnregisterBluetoothSignalHandler(mAddress, this);
1.80 + Unroot();
1.81 +}
1.82 +
1.83 +void
1.84 +BluetoothDevice::DisconnectFromOwner()
1.85 +{
1.86 + DOMEventTargetHelper::DisconnectFromOwner();
1.87 +
1.88 + BluetoothService* bs = BluetoothService::Get();
1.89 + NS_ENSURE_TRUE_VOID(bs);
1.90 + bs->UnregisterBluetoothSignalHandler(mAddress, this);
1.91 +}
1.92 +
1.93 +void
1.94 +BluetoothDevice::Root()
1.95 +{
1.96 + if (!mIsRooted) {
1.97 + mozilla::HoldJSObjects(this);
1.98 + mIsRooted = true;
1.99 + }
1.100 +}
1.101 +
1.102 +void
1.103 +BluetoothDevice::Unroot()
1.104 +{
1.105 + if (mIsRooted) {
1.106 + mJsUuids = nullptr;
1.107 + mJsServices = nullptr;
1.108 + mozilla::DropJSObjects(this);
1.109 + mIsRooted = false;
1.110 + }
1.111 +}
1.112 +
1.113 +void
1.114 +BluetoothDevice::SetPropertyByValue(const BluetoothNamedValue& aValue)
1.115 +{
1.116 + const nsString& name = aValue.name();
1.117 + const BluetoothValue& value = aValue.value();
1.118 + if (name.EqualsLiteral("Name")) {
1.119 + mName = value.get_nsString();
1.120 + } else if (name.EqualsLiteral("Path")) {
1.121 + MOZ_ASSERT(value.get_nsString().Length() > 0);
1.122 + mPath = value.get_nsString();
1.123 + } else if (name.EqualsLiteral("Address")) {
1.124 + mAddress = value.get_nsString();
1.125 + } else if (name.EqualsLiteral("Class")) {
1.126 + mClass = value.get_uint32_t();
1.127 + } else if (name.EqualsLiteral("Icon")) {
1.128 + mIcon = value.get_nsString();
1.129 + } else if (name.EqualsLiteral("Connected")) {
1.130 + mConnected = value.get_bool();
1.131 + } else if (name.EqualsLiteral("Paired")) {
1.132 + mPaired = value.get_bool();
1.133 + } else if (name.EqualsLiteral("UUIDs")) {
1.134 + mUuids = value.get_ArrayOfnsString();
1.135 + nsresult rv;
1.136 + nsIScriptContext* sc = GetContextForEventHandlers(&rv);
1.137 + NS_ENSURE_SUCCESS_VOID(rv);
1.138 + NS_ENSURE_TRUE_VOID(sc);
1.139 +
1.140 + AutoPushJSContext cx(sc->GetNativeContext());
1.141 +
1.142 + JS::Rooted<JSObject*> uuids(cx);
1.143 + if (NS_FAILED(nsTArrayToJSArray(cx, mUuids, uuids.address()))) {
1.144 + BT_WARNING("Cannot set JS UUIDs object!");
1.145 + return;
1.146 + }
1.147 + mJsUuids = uuids;
1.148 + Root();
1.149 + } else if (name.EqualsLiteral("Services")) {
1.150 + mServices = value.get_ArrayOfnsString();
1.151 + nsresult rv;
1.152 + nsIScriptContext* sc = GetContextForEventHandlers(&rv);
1.153 + NS_ENSURE_SUCCESS_VOID(rv);
1.154 + NS_ENSURE_TRUE_VOID(sc);
1.155 +
1.156 + AutoPushJSContext cx(sc->GetNativeContext());
1.157 +
1.158 + JS::Rooted<JSObject*> services(cx);
1.159 + if (NS_FAILED(nsTArrayToJSArray(cx, mServices, services.address()))) {
1.160 + BT_WARNING("Cannot set JS Services object!");
1.161 + return;
1.162 + }
1.163 + mJsServices = services;
1.164 + Root();
1.165 + } else {
1.166 + nsCString warningMsg;
1.167 + warningMsg.AssignLiteral("Not handling device property: ");
1.168 + warningMsg.Append(NS_ConvertUTF16toUTF8(name));
1.169 + BT_WARNING(warningMsg.get());
1.170 + }
1.171 +}
1.172 +
1.173 +// static
1.174 +already_AddRefed<BluetoothDevice>
1.175 +BluetoothDevice::Create(nsPIDOMWindow* aWindow,
1.176 + const nsAString& aAdapterPath,
1.177 + const BluetoothValue& aValue)
1.178 +{
1.179 + MOZ_ASSERT(NS_IsMainThread());
1.180 + MOZ_ASSERT(aWindow);
1.181 +
1.182 + nsRefPtr<BluetoothDevice> device =
1.183 + new BluetoothDevice(aWindow, aAdapterPath, aValue);
1.184 + return device.forget();
1.185 +}
1.186 +
1.187 +void
1.188 +BluetoothDevice::Notify(const BluetoothSignal& aData)
1.189 +{
1.190 + BT_LOGD("[D] %s: %s", __FUNCTION__, NS_ConvertUTF16toUTF8(aData.name()).get());
1.191 +
1.192 + BluetoothValue v = aData.value();
1.193 + if (aData.name().EqualsLiteral("PropertyChanged")) {
1.194 + MOZ_ASSERT(v.type() == BluetoothValue::TArrayOfBluetoothNamedValue);
1.195 +
1.196 + const InfallibleTArray<BluetoothNamedValue>& arr =
1.197 + v.get_ArrayOfBluetoothNamedValue();
1.198 +
1.199 + for (uint32_t i = 0, propCount = arr.Length(); i < propCount; ++i) {
1.200 + SetPropertyByValue(arr[i]);
1.201 + }
1.202 + } else {
1.203 +#ifdef DEBUG
1.204 + nsCString warningMsg;
1.205 + warningMsg.AssignLiteral("Not handling device signal: ");
1.206 + warningMsg.Append(NS_ConvertUTF16toUTF8(aData.name()));
1.207 + BT_WARNING(warningMsg.get());
1.208 +#endif
1.209 + }
1.210 +}
1.211 +
1.212 +void
1.213 +BluetoothDevice::GetUuids(JSContext* aContext,
1.214 + JS::MutableHandle<JS::Value> aUuids,
1.215 + ErrorResult& aRv)
1.216 +{
1.217 + if (!mJsUuids) {
1.218 + BT_WARNING("UUIDs not yet set!");
1.219 + aRv.Throw(NS_ERROR_FAILURE);
1.220 + return;
1.221 + }
1.222 +
1.223 + JS::ExposeObjectToActiveJS(mJsUuids);
1.224 + aUuids.setObject(*mJsUuids);
1.225 +}
1.226 +
1.227 +void
1.228 +BluetoothDevice::GetServices(JSContext* aCx,
1.229 + JS::MutableHandle<JS::Value> aServices,
1.230 + ErrorResult& aRv)
1.231 +{
1.232 + if (!mJsServices) {
1.233 + BT_WARNING("Services not yet set!");
1.234 + aRv.Throw(NS_ERROR_FAILURE);
1.235 + return;
1.236 + }
1.237 +
1.238 + JS::ExposeObjectToActiveJS(mJsServices);
1.239 + aServices.setObject(*mJsServices);
1.240 +}
1.241 +
1.242 +JSObject*
1.243 +BluetoothDevice::WrapObject(JSContext* aContext)
1.244 +{
1.245 + return BluetoothDeviceBinding::Wrap(aContext, this);
1.246 +}
