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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=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_a11y_IPCTypes_h
#define mozilla_a11y_IPCTypes_h
#ifdef ACCESSIBILITY
# include "mozilla/a11y/AccAttributes.h"
# include "mozilla/a11y/AccTypes.h"
# include "mozilla/a11y/CacheConstants.h"
# include "mozilla/a11y/Role.h"
# include "mozilla/a11y/AccGroupInfo.h"
# include "mozilla/GfxMessageUtils.h"
# include "ipc/EnumSerializer.h"
# include "ipc/IPCMessageUtilsSpecializations.h"
namespace IPC {
template <>
struct ParamTraits<mozilla::a11y::role>
: public ContiguousEnumSerializerInclusive<mozilla::a11y::role,
mozilla::a11y::role::NOTHING,
mozilla::a11y::role::LAST_ROLE> {
};
template <>
struct ParamTraits<mozilla::a11y::AccType>
: public ContiguousEnumSerializerInclusive<
mozilla::a11y::AccType, mozilla::a11y::AccType::eNoType,
mozilla::a11y::AccType::eLastAccType> {};
template <>
struct ParamTraits<mozilla::a11y::AccGenericType>
: public BitFlagsEnumSerializer<
mozilla::a11y::AccGenericType,
mozilla::a11y::AccGenericType::eAllGenericTypes> {};
template <>
struct ParamTraits<mozilla::a11y::CacheUpdateType>
: public ContiguousEnumSerializerInclusive<
mozilla::a11y::CacheUpdateType,
mozilla::a11y::CacheUpdateType::Initial,
mozilla::a11y::CacheUpdateType::Update> {};
template <>
struct ParamTraits<mozilla::a11y::FontSize> {
typedef mozilla::a11y::FontSize paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mValue);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return ReadParam(aReader, &(aResult->mValue));
}
};
template <>
struct ParamTraits<mozilla::a11y::DeleteEntry> {
typedef mozilla::a11y::DeleteEntry paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mValue);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return ReadParam(aReader, &(aResult->mValue));
}
};
template <>
struct ParamTraits<mozilla::a11y::AccGroupInfo> {
typedef mozilla::a11y::AccGroupInfo paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
MOZ_ASSERT_UNREACHABLE("Cannot serialize AccGroupInfo");
}
static bool Read(MessageReader* aReader, paramType* aResult) {
MOZ_ASSERT_UNREACHABLE("Cannot de-serialize AccGroupInfo");
return false;
}
};
template <>
struct ParamTraits<mozilla::a11y::Color> {
typedef mozilla::a11y::Color paramType;
static void Write(MessageWriter* aWriter, const paramType& aParam) {
WriteParam(aWriter, aParam.mValue);
}
static bool Read(MessageReader* aReader, paramType* aResult) {
return ReadParam(aReader, &(aResult->mValue));
}
};
template <>
struct ParamTraits<mozilla::a11y::AccAttributes*> {
typedef mozilla::a11y::AccAttributes paramType;
static void Write(MessageWriter* aWriter, const paramType* aParam) {
if (!aParam) {
WriteParam(aWriter, true);
return;
}
WriteParam(aWriter, false);
uint32_t count = aParam->mData.Count();
WriteParam(aWriter, count);
for (auto iter = aParam->mData.ConstIter(); !iter.Done(); iter.Next()) {
RefPtr<nsAtom> key = iter.Key();
WriteParam(aWriter, key);
const paramType::AttrValueType& data = iter.Data();
WriteParam(aWriter, data);
}
}
static bool Read(MessageReader* aReader, RefPtr<paramType>* aResult) {
bool isNull = false;
if (!ReadParam(aReader, &isNull)) {
return false;
}
if (isNull) {
*aResult = nullptr;
return true;
}
*aResult = mozilla::MakeRefPtr<mozilla::a11y::AccAttributes>();
uint32_t count;
if (!ReadParam(aReader, &count)) {
return false;
}
for (uint32_t i = 0; i < count; ++i) {
RefPtr<nsAtom> key;
if (!ReadParam(aReader, &key)) {
return false;
}
paramType::AttrValueType val(0);
if (!ReadParam(aReader, &val)) {
return false;
}
(*aResult)->mData.InsertOrUpdate(key, std::move(val));
}
return true;
}
};
} // namespace IPC
#else
namespace mozilla {
namespace a11y {
typedef uint32_t role;
} // namespace a11y
} // namespace mozilla
#endif // ACCESSIBILITY
/**
* Since IPDL does not support preprocessing, this header file allows us to
* define types used by PDocAccessible differently depending on platform.
*/
#if defined(MOZ_WIDGET_COCOA)
# if defined(ACCESSIBILITY)
# include "mozilla/a11y/PlatformExtTypes.h"
namespace IPC {
template <>
struct ParamTraits<mozilla::a11y::EWhichRange>
: public ContiguousEnumSerializerInclusive<
mozilla::a11y::EWhichRange, mozilla::a11y::EWhichRange::eLeftWord,
mozilla::a11y::EWhichRange::eStyle> {};
} // namespace IPC
# else
namespace mozilla {
namespace a11y {
typedef uint32_t EWhichRange;
} // namespace a11y
} // namespace mozilla
# endif // defined(ACCESSIBILITY)
#endif // defined(MOZ_WIDGET_COCOA)
#endif // mozilla_a11y_IPCTypes_h
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