зеркало из https://github.com/mozilla/gecko-dev.git
119 строки
3.8 KiB
C++
119 строки
3.8 KiB
C++
/* -*- Mode: c++; c-basic-offset: 2; indent-tabs-mode: nil; tab-width: 40 -*- */
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/* vim: set ts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "base/basictypes.h"
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#include "BluetoothDevice.h"
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#include "BluetoothUtils.h"
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#include "jsapi.h"
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#include "mozilla/Scoped.h"
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#include "mozilla/dom/bluetooth/BluetoothTypes.h"
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#include "nsContentUtils.h"
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#include "nsISystemMessagesInternal.h"
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#include "nsTArray.h"
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#include "nsString.h"
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USING_BLUETOOTH_NAMESPACE
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bool
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mozilla::dom::bluetooth::SetJsObject(JSContext* aContext,
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JSObject* aObj,
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const InfallibleTArray<BluetoothNamedValue>& aData)
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{
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for (uint32_t i = 0; i < aData.Length(); i++) {
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jsval v;
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if (aData[i].value().type() == BluetoothValue::TnsString) {
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nsString data = aData[i].value().get_nsString();
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JSString* JsData = JS_NewStringCopyN(aContext,
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NS_ConvertUTF16toUTF8(data).get(),
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data.Length());
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NS_ENSURE_TRUE(JsData, false);
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v = STRING_TO_JSVAL(JsData);
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} else if (aData[i].value().type() == BluetoothValue::Tuint32_t) {
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int data = aData[i].value().get_uint32_t();
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v = INT_TO_JSVAL(data);
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} else if (aData[i].value().type() == BluetoothValue::Tbool) {
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bool data = aData[i].value().get_bool();
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v = BOOLEAN_TO_JSVAL(data);
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} else {
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NS_WARNING("SetJsObject: Parameter is not handled");
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}
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if (!JS_SetProperty(aContext, aObj,
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NS_ConvertUTF16toUTF8(aData[i].name()).get(),
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&v)) {
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return false;
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}
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}
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return true;
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}
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nsString
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mozilla::dom::bluetooth::GetObjectPathFromAddress(const nsAString& aAdapterPath,
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const nsAString& aDeviceAddress)
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{
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// The object path would be like /org/bluez/2906/hci0/dev_00_23_7F_CB_B4_F1,
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// and the adapter path would be the first part of the object path, according
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// to the example above, it's /org/bluez/2906/hci0.
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nsString devicePath(aAdapterPath);
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devicePath.AppendLiteral("/dev_");
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devicePath.Append(aDeviceAddress);
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devicePath.ReplaceChar(':', '_');
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return devicePath;
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}
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nsString
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mozilla::dom::bluetooth::GetAddressFromObjectPath(const nsAString& aObjectPath)
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{
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// The object path would be like /org/bluez/2906/hci0/dev_00_23_7F_CB_B4_F1,
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// and the adapter path would be the first part of the object path, according
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// to the example above, it's /org/bluez/2906/hci0.
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nsString address(aObjectPath);
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int addressHead = address.RFind("/") + 5;
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MOZ_ASSERT(addressHead + BLUETOOTH_ADDRESS_LENGTH == address.Length());
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address.Cut(0, addressHead);
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address.ReplaceChar('_', ':');
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return address;
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}
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bool
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mozilla::dom::bluetooth::BroadcastSystemMessage(
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const nsAString& aType,
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const InfallibleTArray<BluetoothNamedValue>& aData)
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{
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JSContext* cx = nsContentUtils::GetSafeJSContext();
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NS_ASSERTION(!::JS_IsExceptionPending(cx),
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"Shouldn't get here when an exception is pending!");
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JSAutoRequest jsar(cx);
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JSObject* obj = JS_NewObject(cx, NULL, NULL, NULL);
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if (!obj) {
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NS_WARNING("Failed to new JSObject for system message!");
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return false;
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}
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if (!SetJsObject(cx, obj, aData)) {
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NS_WARNING("Failed to set properties of system message!");
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return false;
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}
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nsCOMPtr<nsISystemMessagesInternal> systemMessenger =
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do_GetService("@mozilla.org/system-message-internal;1");
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if (!systemMessenger) {
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NS_WARNING("Failed to get SystemMessenger service!");
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return false;
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}
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systemMessenger->BroadcastMessage(aType, OBJECT_TO_JSVAL(obj));
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return true;
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}
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