gecko-dev/dom/ipc/TabMessageUtils.h
2014-04-14 10:17:40 -04:00

102 lines
2.4 KiB
C++

/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* 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 TABMESSAGE_UTILS_H
#define TABMESSAGE_UTILS_H
#include "AudioChannelCommon.h"
#include "ipc/IPCMessageUtils.h"
#include "mozilla/dom/AudioChannelBinding.h"
#include "nsIDOMEvent.h"
#include "nsCOMPtr.h"
#ifdef MOZ_CRASHREPORTER
#include "nsExceptionHandler.h"
#endif
namespace mozilla {
namespace dom {
struct RemoteDOMEvent
{
// Make sure to set the owner after deserializing.
nsCOMPtr<nsIDOMEvent> mEvent;
};
bool ReadRemoteEvent(const IPC::Message* aMsg, void** aIter,
mozilla::dom::RemoteDOMEvent* aResult);
#ifdef MOZ_CRASHREPORTER
typedef CrashReporter::ThreadId NativeThreadId;
#else
// unused in this case
typedef int32_t NativeThreadId;
#endif
}
}
namespace IPC {
template<>
struct ParamTraits<mozilla::dom::RemoteDOMEvent>
{
typedef mozilla::dom::RemoteDOMEvent paramType;
static void Write(Message* aMsg, const paramType& aParam)
{
aParam.mEvent->Serialize(aMsg, true);
}
static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
{
return mozilla::dom::ReadRemoteEvent(aMsg, aIter, aResult);
}
static void Log(const paramType& aParam, std::wstring* aLog)
{
}
};
template<>
struct ParamTraits<mozilla::dom::AudioChannel>
{
typedef mozilla::dom::AudioChannel paramType;
static bool IsLegalValue(const paramType &aValue) {
return aValue <= mozilla::dom::AudioChannel::Publicnotification;
}
static void Write(Message* aMsg, const paramType& aValue) {
MOZ_ASSERT(IsLegalValue(aValue));
WriteParam(aMsg, (uint32_t)aValue);
}
static bool Read(const Message* aMsg, void** aIter, paramType* aResult) {
uint32_t value;
if(!ReadParam(aMsg, aIter, &value) ||
!IsLegalValue(paramType(value))) {
return false;
}
*aResult = paramType(value);
return true;
}
static void Log(const paramType& aParam, std::wstring* aLog)
{
}
};
template <>
struct ParamTraits<mozilla::dom::AudioChannelState>
: public ContiguousEnumSerializer<mozilla::dom::AudioChannelState,
mozilla::dom::AUDIO_CHANNEL_STATE_NORMAL,
mozilla::dom::AUDIO_CHANNEL_STATE_LAST>
{ };
}
#endif