1273 lines
38 KiB
C++
1273 lines
38 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef __GFXMESSAGEUTILS_H__
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#define __GFXMESSAGEUTILS_H__
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#include "FilterSupport.h"
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#include "FrameMetrics.h"
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#include "ImageTypes.h"
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#include "RegionBuilder.h"
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#include "base/process_util.h"
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#include "chrome/common/ipc_message_utils.h"
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#include "gfxPoint.h"
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#include "gfxRect.h"
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#include "gfxTelemetry.h"
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#include "gfxTypes.h"
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#include "ipc/IPCMessageUtils.h"
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#include "mozilla/gfx/Matrix.h"
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#include "mozilla/layers/AsyncDragMetrics.h"
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#include "mozilla/layers/CompositorTypes.h"
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#include "mozilla/layers/GeckoContentController.h"
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#include "mozilla/layers/LayersTypes.h"
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#include "nsRect.h"
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#include "nsRegion.h"
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#include <stdint.h>
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#ifdef _MSC_VER
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#pragma warning( disable : 4800 )
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#endif
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namespace mozilla {
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typedef gfxImageFormat PixelFormat;
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} // namespace mozilla
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namespace IPC {
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template<>
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struct ParamTraits<mozilla::gfx::Matrix>
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{
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typedef mozilla::gfx::Matrix paramType;
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static void Write(Message* aMsg, const paramType& aParam)
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{
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WriteParam(aMsg, aParam._11);
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WriteParam(aMsg, aParam._12);
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WriteParam(aMsg, aParam._21);
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WriteParam(aMsg, aParam._22);
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WriteParam(aMsg, aParam._31);
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WriteParam(aMsg, aParam._32);
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}
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static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
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{
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if (ReadParam(aMsg, aIter, &aResult->_11) &&
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ReadParam(aMsg, aIter, &aResult->_12) &&
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ReadParam(aMsg, aIter, &aResult->_21) &&
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ReadParam(aMsg, aIter, &aResult->_22) &&
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ReadParam(aMsg, aIter, &aResult->_31) &&
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ReadParam(aMsg, aIter, &aResult->_32))
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return true;
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return false;
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}
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static void Log(const paramType& aParam, std::wstring* aLog)
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{
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aLog->append(StringPrintf(L"[[%g %g] [%g %g] [%g %g]]", aParam._11, aParam._12, aParam._21, aParam._22,
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aParam._31, aParam._32));
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}
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};
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template<>
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struct ParamTraits<mozilla::gfx::Matrix4x4>
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{
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typedef mozilla::gfx::Matrix4x4 paramType;
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static void Write(Message* msg, const paramType& param)
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{
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#define Wr(_f) WriteParam(msg, param. _f)
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Wr(_11); Wr(_12); Wr(_13); Wr(_14);
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Wr(_21); Wr(_22); Wr(_23); Wr(_24);
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Wr(_31); Wr(_32); Wr(_33); Wr(_34);
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Wr(_41); Wr(_42); Wr(_43); Wr(_44);
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#undef Wr
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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#define Rd(_f) ReadParam(msg, iter, &result-> _f)
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return (Rd(_11) && Rd(_12) && Rd(_13) && Rd(_14) &&
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Rd(_21) && Rd(_22) && Rd(_23) && Rd(_24) &&
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Rd(_31) && Rd(_32) && Rd(_33) && Rd(_34) &&
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Rd(_41) && Rd(_42) && Rd(_43) && Rd(_44));
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#undef Rd
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}
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};
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template<>
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struct ParamTraits<mozilla::gfx::Matrix5x4>
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{
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typedef mozilla::gfx::Matrix5x4 paramType;
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static void Write(Message* msg, const paramType& param)
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{
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#define Wr(_f) WriteParam(msg, param. _f)
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Wr(_11); Wr(_12); Wr(_13); Wr(_14);
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Wr(_21); Wr(_22); Wr(_23); Wr(_24);
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Wr(_31); Wr(_32); Wr(_33); Wr(_34);
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Wr(_41); Wr(_42); Wr(_43); Wr(_44);
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Wr(_51); Wr(_52); Wr(_53); Wr(_54);
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#undef Wr
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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#define Rd(_f) ReadParam(msg, iter, &result-> _f)
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return (Rd(_11) && Rd(_12) && Rd(_13) && Rd(_14) &&
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Rd(_21) && Rd(_22) && Rd(_23) && Rd(_24) &&
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Rd(_31) && Rd(_32) && Rd(_33) && Rd(_34) &&
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Rd(_41) && Rd(_42) && Rd(_43) && Rd(_44) &&
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Rd(_51) && Rd(_52) && Rd(_53) && Rd(_54));
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#undef Rd
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}
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};
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template<>
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struct ParamTraits<gfxPoint>
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{
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typedef gfxPoint paramType;
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static void Write(Message* aMsg, const paramType& aParam)
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{
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WriteParam(aMsg, aParam.x);
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WriteParam(aMsg, aParam.y);
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}
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static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
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{
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return (ReadParam(aMsg, aIter, &aResult->x) &&
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ReadParam(aMsg, aIter, &aResult->y));
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}
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};
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template<>
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struct ParamTraits<gfxSize>
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{
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typedef gfxSize paramType;
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static void Write(Message* aMsg, const paramType& aParam)
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{
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WriteParam(aMsg, aParam.width);
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WriteParam(aMsg, aParam.height);
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}
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static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
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{
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if (ReadParam(aMsg, aIter, &aResult->width) &&
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ReadParam(aMsg, aIter, &aResult->height))
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return true;
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return false;
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}
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};
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template<>
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struct ParamTraits<gfxRect>
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{
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typedef gfxRect paramType;
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static void Write(Message* aMsg, const paramType& aParam)
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{
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WriteParam(aMsg, aParam.x);
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WriteParam(aMsg, aParam.y);
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WriteParam(aMsg, aParam.width);
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WriteParam(aMsg, aParam.height);
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}
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static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
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{
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return ReadParam(aMsg, aIter, &aResult->x) &&
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ReadParam(aMsg, aIter, &aResult->y) &&
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ReadParam(aMsg, aIter, &aResult->width) &&
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ReadParam(aMsg, aIter, &aResult->height);
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}
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};
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template <>
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struct ParamTraits<gfxContentType>
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: public ContiguousEnumSerializer<
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gfxContentType,
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gfxContentType::COLOR,
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gfxContentType::SENTINEL>
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{};
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template <>
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struct ParamTraits<gfxSurfaceType>
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: public ContiguousEnumSerializer<
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gfxSurfaceType,
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gfxSurfaceType::Image,
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gfxSurfaceType::Max>
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{};
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template <>
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struct ParamTraits<mozilla::gfx::SamplingFilter>
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: public ContiguousEnumSerializer<
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mozilla::gfx::SamplingFilter,
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mozilla::gfx::SamplingFilter::GOOD,
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mozilla::gfx::SamplingFilter::SENTINEL>
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{};
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template <>
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struct ParamTraits<mozilla::layers::LayersBackend>
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: public ContiguousEnumSerializer<
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mozilla::layers::LayersBackend,
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mozilla::layers::LayersBackend::LAYERS_NONE,
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mozilla::layers::LayersBackend::LAYERS_LAST>
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{};
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template <>
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struct ParamTraits<mozilla::gfx::BackendType>
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: public ContiguousEnumSerializer<
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mozilla::gfx::BackendType,
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mozilla::gfx::BackendType::NONE,
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mozilla::gfx::BackendType::BACKEND_LAST>
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{};
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template <>
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struct ParamTraits<mozilla::gfx::FeatureStatus>
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: public ContiguousEnumSerializer<
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mozilla::gfx::FeatureStatus,
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mozilla::gfx::FeatureStatus::Unused,
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mozilla::gfx::FeatureStatus::LAST>
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{};
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template <>
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struct ParamTraits<mozilla::layers::ScaleMode>
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: public ContiguousEnumSerializer<
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mozilla::layers::ScaleMode,
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mozilla::layers::ScaleMode::SCALE_NONE,
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mozilla::layers::ScaleMode::SENTINEL>
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{};
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template <>
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struct ParamTraits<mozilla::gfx::AttributeName>
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: public ContiguousEnumSerializer<
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mozilla::gfx::AttributeName,
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mozilla::gfx::eBlendBlendmode,
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mozilla::gfx::eLastAttributeName>
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{};
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template <>
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struct ParamTraits<mozilla::gfx::AttributeType>
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: public ContiguousEnumSerializer<
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mozilla::gfx::AttributeType,
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mozilla::gfx::AttributeType::eBool,
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mozilla::gfx::AttributeType::Max>
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{};
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template <>
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struct ParamTraits<mozilla::gfx::PrimitiveType>
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: public ContiguousEnumSerializer<
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mozilla::gfx::PrimitiveType,
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mozilla::gfx::PrimitiveType::Empty,
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mozilla::gfx::PrimitiveType::Max>
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{};
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template <>
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struct ParamTraits<mozilla::gfx::ColorSpace>
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: public ContiguousEnumSerializer<
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mozilla::gfx::ColorSpace,
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mozilla::gfx::ColorSpace::SRGB,
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mozilla::gfx::ColorSpace::Max>
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{};
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template <>
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struct ParamTraits<mozilla::layers::TextureFlags>
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: public BitFlagsEnumSerializer<
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mozilla::layers::TextureFlags,
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mozilla::layers::TextureFlags::ALL_BITS>
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{};
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template <>
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struct ParamTraits<mozilla::layers::DiagnosticTypes>
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: public BitFlagsEnumSerializer<
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mozilla::layers::DiagnosticTypes,
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mozilla::layers::DiagnosticTypes::ALL_BITS>
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{};
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/*
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template <>
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struct ParamTraits<mozilla::PixelFormat>
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: public EnumSerializer<mozilla::PixelFormat,
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SurfaceFormat::A8R8G8B8_UINT32,
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SurfaceFormat::UNKNOWN>
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{};
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*/
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template<>
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struct ParamTraits<mozilla::gfx::Color>
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{
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typedef mozilla::gfx::Color paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.r);
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WriteParam(msg, param.g);
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WriteParam(msg, param.b);
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WriteParam(msg, param.a);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->r) &&
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ReadParam(msg, iter, &result->g) &&
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ReadParam(msg, iter, &result->b) &&
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ReadParam(msg, iter, &result->a));
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}
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};
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template<>
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struct ParamTraits<nsPoint>
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{
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typedef nsPoint paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.x);
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WriteParam(msg, param.y);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->x) &&
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ReadParam(msg, iter, &result->y));
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}
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};
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template<>
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struct ParamTraits<nsIntPoint>
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{
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typedef nsIntPoint paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.x);
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WriteParam(msg, param.y);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->x) &&
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ReadParam(msg, iter, &result->y));
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}
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};
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template<typename T>
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struct ParamTraits<mozilla::gfx::IntSizeTyped<T> >
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{
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typedef mozilla::gfx::IntSizeTyped<T> paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.width);
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WriteParam(msg, param.height);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->width) &&
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ReadParam(msg, iter, &result->height));
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}
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};
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template<typename Region, typename Rect, typename Iter>
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struct RegionParamTraits
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{
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typedef Region paramType;
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static void Write(Message* msg, const paramType& param)
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{
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for (auto iter = param.RectIter(); !iter.Done(); iter.Next()) {
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const Rect& r = iter.Get();
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MOZ_RELEASE_ASSERT(!r.IsEmpty(), "GFX: rect is empty.");
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WriteParam(msg, r);
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}
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// empty rects are sentinel values because nsRegions will never
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// contain them
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WriteParam(msg, Rect());
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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RegionBuilder<Region> builder;
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Rect rect;
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while (ReadParam(msg, iter, &rect)) {
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if (rect.IsEmpty()) {
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*result = builder.ToRegion();
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return true;
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}
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builder.OrWith(rect);
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}
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return false;
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}
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};
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template<class Units>
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struct ParamTraits<mozilla::gfx::IntRegionTyped<Units>>
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: RegionParamTraits<mozilla::gfx::IntRegionTyped<Units>,
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mozilla::gfx::IntRectTyped<Units>,
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typename mozilla::gfx::IntRegionTyped<Units>::RectIterator>
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{};
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template<>
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struct ParamTraits<mozilla::gfx::IntSize>
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{
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typedef mozilla::gfx::IntSize paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.width);
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WriteParam(msg, param.height);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->width) &&
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ReadParam(msg, iter, &result->height));
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}
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};
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template<class T>
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struct ParamTraits< mozilla::gfx::CoordTyped<T> >
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{
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typedef mozilla::gfx::CoordTyped<T> paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.value);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->value));
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}
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};
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template<class T>
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struct ParamTraits< mozilla::gfx::IntCoordTyped<T> >
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{
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typedef mozilla::gfx::IntCoordTyped<T> paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.value);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->value));
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}
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};
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template<class T, class U>
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struct ParamTraits< mozilla::gfx::ScaleFactor<T, U> >
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{
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typedef mozilla::gfx::ScaleFactor<T, U> paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.scale);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->scale));
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}
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};
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template<class T, class U>
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struct ParamTraits< mozilla::gfx::ScaleFactors2D<T, U> >
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{
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typedef mozilla::gfx::ScaleFactors2D<T, U> paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.xScale);
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WriteParam(msg, param.yScale);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->xScale) &&
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ReadParam(msg, iter, &result->yScale));
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}
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};
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template<class T>
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struct ParamTraits< mozilla::gfx::PointTyped<T> >
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{
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typedef mozilla::gfx::PointTyped<T> paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.x);
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WriteParam(msg, param.y);
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}
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->x) &&
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ReadParam(msg, iter, &result->y));
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}
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};
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template<class F, class T>
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struct ParamTraits< mozilla::gfx::Point3DTyped<F, T> >
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{
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typedef mozilla::gfx::Point3DTyped<F, T> paramType;
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static void Write(Message* msg, const paramType& param)
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{
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WriteParam(msg, param.x);
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WriteParam(msg, param.y);
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WriteParam(msg, param.z);
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}
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|
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static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
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{
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return (ReadParam(msg, iter, &result->x) &&
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ReadParam(msg, iter, &result->y) &&
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ReadParam(msg, iter, &result->z));
|
|
}
|
|
};
|
|
|
|
template<class T>
|
|
struct ParamTraits< mozilla::gfx::IntPointTyped<T> >
|
|
{
|
|
typedef mozilla::gfx::IntPointTyped<T> paramType;
|
|
|
|
static void Write(Message* msg, const paramType& param)
|
|
{
|
|
WriteParam(msg, param.x);
|
|
WriteParam(msg, param.y);
|
|
}
|
|
|
|
static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
|
|
{
|
|
return (ReadParam(msg, iter, &result->x) &&
|
|
ReadParam(msg, iter, &result->y));
|
|
}
|
|
};
|
|
|
|
template<class T>
|
|
struct ParamTraits< mozilla::gfx::SizeTyped<T> >
|
|
{
|
|
typedef mozilla::gfx::SizeTyped<T> paramType;
|
|
|
|
static void Write(Message* msg, const paramType& param)
|
|
{
|
|
WriteParam(msg, param.width);
|
|
WriteParam(msg, param.height);
|
|
}
|
|
|
|
static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
|
|
{
|
|
return (ReadParam(msg, iter, &result->width) &&
|
|
ReadParam(msg, iter, &result->height));
|
|
}
|
|
};
|
|
|
|
template<class T>
|
|
struct ParamTraits< mozilla::gfx::RectTyped<T> >
|
|
{
|
|
typedef mozilla::gfx::RectTyped<T> paramType;
|
|
|
|
static void Write(Message* msg, const paramType& param)
|
|
{
|
|
WriteParam(msg, param.x);
|
|
WriteParam(msg, param.y);
|
|
WriteParam(msg, param.width);
|
|
WriteParam(msg, param.height);
|
|
}
|
|
|
|
static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
|
|
{
|
|
return (ReadParam(msg, iter, &result->x) &&
|
|
ReadParam(msg, iter, &result->y) &&
|
|
ReadParam(msg, iter, &result->width) &&
|
|
ReadParam(msg, iter, &result->height));
|
|
}
|
|
};
|
|
|
|
template<class T>
|
|
struct ParamTraits< mozilla::gfx::IntRectTyped<T> >
|
|
{
|
|
typedef mozilla::gfx::IntRectTyped<T> paramType;
|
|
|
|
static void Write(Message* msg, const paramType& param)
|
|
{
|
|
WriteParam(msg, param.x);
|
|
WriteParam(msg, param.y);
|
|
WriteParam(msg, param.width);
|
|
WriteParam(msg, param.height);
|
|
}
|
|
|
|
static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
|
|
{
|
|
return (ReadParam(msg, iter, &result->x) &&
|
|
ReadParam(msg, iter, &result->y) &&
|
|
ReadParam(msg, iter, &result->width) &&
|
|
ReadParam(msg, iter, &result->height));
|
|
}
|
|
};
|
|
|
|
template<>
|
|
struct ParamTraits<mozilla::gfx::Margin>
|
|
{
|
|
typedef mozilla::gfx::Margin paramType;
|
|
|
|
static void Write(Message* msg, const paramType& param)
|
|
{
|
|
WriteParam(msg, param.top);
|
|
WriteParam(msg, param.right);
|
|
WriteParam(msg, param.bottom);
|
|
WriteParam(msg, param.left);
|
|
}
|
|
|
|
static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
|
|
{
|
|
return (ReadParam(msg, iter, &result->top) &&
|
|
ReadParam(msg, iter, &result->right) &&
|
|
ReadParam(msg, iter, &result->bottom) &&
|
|
ReadParam(msg, iter, &result->left));
|
|
}
|
|
};
|
|
|
|
template<class T>
|
|
struct ParamTraits< mozilla::gfx::MarginTyped<T> >
|
|
{
|
|
typedef mozilla::gfx::MarginTyped<T> paramType;
|
|
|
|
static void Write(Message* msg, const paramType& param)
|
|
{
|
|
WriteParam(msg, param.top);
|
|
WriteParam(msg, param.right);
|
|
WriteParam(msg, param.bottom);
|
|
WriteParam(msg, param.left);
|
|
}
|
|
|
|
static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
|
|
{
|
|
return (ReadParam(msg, iter, &result->top) &&
|
|
ReadParam(msg, iter, &result->right) &&
|
|
ReadParam(msg, iter, &result->bottom) &&
|
|
ReadParam(msg, iter, &result->left));
|
|
}
|
|
};
|
|
|
|
template<>
|
|
struct ParamTraits<nsRect>
|
|
{
|
|
typedef nsRect paramType;
|
|
|
|
static void Write(Message* msg, const paramType& param)
|
|
{
|
|
WriteParam(msg, param.x);
|
|
WriteParam(msg, param.y);
|
|
WriteParam(msg, param.width);
|
|
WriteParam(msg, param.height);
|
|
}
|
|
|
|
static bool Read(const Message* msg, PickleIterator* iter, paramType* result)
|
|
{
|
|
return (ReadParam(msg, iter, &result->x) &&
|
|
ReadParam(msg, iter, &result->y) &&
|
|
ReadParam(msg, iter, &result->width) &&
|
|
ReadParam(msg, iter, &result->height));
|
|
}
|
|
};
|
|
|
|
template<>
|
|
struct ParamTraits<nsRegion>
|
|
: RegionParamTraits<nsRegion, nsRect, nsRegion::RectIterator>
|
|
{};
|
|
|
|
template<>
|
|
struct ParamTraits<mozilla::layers::FrameMetrics::ScrollOffsetUpdateType>
|
|
: public ContiguousEnumSerializer<
|
|
mozilla::layers::FrameMetrics::ScrollOffsetUpdateType,
|
|
mozilla::layers::FrameMetrics::ScrollOffsetUpdateType::eNone,
|
|
mozilla::layers::FrameMetrics::ScrollOffsetUpdateType::eSentinel>
|
|
{};
|
|
|
|
// Helper class for reading bitfields.
|
|
// If T has bitfields members, derive ParamTraits<T> from BitfieldHelper<T>.
|
|
template <typename ParamType>
|
|
struct BitfieldHelper
|
|
{
|
|
// We need this helper because we can't get the address of a bitfield to
|
|
// pass directly to ReadParam. So instead we read it into a temporary bool
|
|
// and set the bitfield using a setter function
|
|
static bool ReadBoolForBitfield(const Message* aMsg, PickleIterator* aIter,
|
|
ParamType* aResult, void (ParamType::*aSetter)(bool))
|
|
{
|
|
bool value;
|
|
if (ReadParam(aMsg, aIter, &value)) {
|
|
(aResult->*aSetter)(value);
|
|
return true;
|
|
}
|
|
return false;
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::layers::FrameMetrics>
|
|
: BitfieldHelper<mozilla::layers::FrameMetrics>
|
|
{
|
|
typedef mozilla::layers::FrameMetrics paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mScrollId);
|
|
WriteParam(aMsg, aParam.mPresShellResolution);
|
|
WriteParam(aMsg, aParam.mCompositionBounds);
|
|
WriteParam(aMsg, aParam.mDisplayPort);
|
|
WriteParam(aMsg, aParam.mCriticalDisplayPort);
|
|
WriteParam(aMsg, aParam.mScrollableRect);
|
|
WriteParam(aMsg, aParam.mCumulativeResolution);
|
|
WriteParam(aMsg, aParam.mDevPixelsPerCSSPixel);
|
|
WriteParam(aMsg, aParam.mScrollOffset);
|
|
WriteParam(aMsg, aParam.mZoom);
|
|
WriteParam(aMsg, aParam.mScrollGeneration);
|
|
WriteParam(aMsg, aParam.mSmoothScrollOffset);
|
|
WriteParam(aMsg, aParam.mRootCompositionSize);
|
|
WriteParam(aMsg, aParam.mDisplayPortMargins);
|
|
WriteParam(aMsg, aParam.mPresShellId);
|
|
WriteParam(aMsg, aParam.mViewport);
|
|
WriteParam(aMsg, aParam.mExtraResolution);
|
|
WriteParam(aMsg, aParam.mPaintRequestTime);
|
|
WriteParam(aMsg, aParam.mScrollUpdateType);
|
|
WriteParam(aMsg, aParam.mIsRootContent);
|
|
WriteParam(aMsg, aParam.mDoSmoothScroll);
|
|
WriteParam(aMsg, aParam.mUseDisplayPortMargins);
|
|
WriteParam(aMsg, aParam.mIsScrollInfoLayer);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mScrollId) &&
|
|
ReadParam(aMsg, aIter, &aResult->mPresShellResolution) &&
|
|
ReadParam(aMsg, aIter, &aResult->mCompositionBounds) &&
|
|
ReadParam(aMsg, aIter, &aResult->mDisplayPort) &&
|
|
ReadParam(aMsg, aIter, &aResult->mCriticalDisplayPort) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollableRect) &&
|
|
ReadParam(aMsg, aIter, &aResult->mCumulativeResolution) &&
|
|
ReadParam(aMsg, aIter, &aResult->mDevPixelsPerCSSPixel) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollOffset) &&
|
|
ReadParam(aMsg, aIter, &aResult->mZoom) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollGeneration) &&
|
|
ReadParam(aMsg, aIter, &aResult->mSmoothScrollOffset) &&
|
|
ReadParam(aMsg, aIter, &aResult->mRootCompositionSize) &&
|
|
ReadParam(aMsg, aIter, &aResult->mDisplayPortMargins) &&
|
|
ReadParam(aMsg, aIter, &aResult->mPresShellId) &&
|
|
ReadParam(aMsg, aIter, &aResult->mViewport) &&
|
|
ReadParam(aMsg, aIter, &aResult->mExtraResolution) &&
|
|
ReadParam(aMsg, aIter, &aResult->mPaintRequestTime) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollUpdateType) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetIsRootContent) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetDoSmoothScroll) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetUseDisplayPortMargins) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetIsScrollInfoLayer));
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::layers::ScrollSnapInfo>
|
|
{
|
|
typedef mozilla::layers::ScrollSnapInfo paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mScrollSnapTypeX);
|
|
WriteParam(aMsg, aParam.mScrollSnapTypeY);
|
|
WriteParam(aMsg, aParam.mScrollSnapIntervalX);
|
|
WriteParam(aMsg, aParam.mScrollSnapIntervalY);
|
|
WriteParam(aMsg, aParam.mScrollSnapDestination);
|
|
WriteParam(aMsg, aParam.mScrollSnapCoordinates);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mScrollSnapTypeX) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollSnapTypeY) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollSnapIntervalX) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollSnapIntervalY) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollSnapDestination) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollSnapCoordinates));
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::layers::LayerClip>
|
|
{
|
|
typedef mozilla::layers::LayerClip paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mClipRect);
|
|
WriteParam(aMsg, aParam.mMaskLayerIndex);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mClipRect) &&
|
|
ReadParam(aMsg, aIter, &aResult->mMaskLayerIndex));
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::layers::ScrollMetadata>
|
|
: BitfieldHelper<mozilla::layers::ScrollMetadata>
|
|
{
|
|
typedef mozilla::layers::ScrollMetadata paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mMetrics);
|
|
WriteParam(aMsg, aParam.mSnapInfo);
|
|
WriteParam(aMsg, aParam.mScrollParentId);
|
|
WriteParam(aMsg, aParam.mBackgroundColor);
|
|
WriteParam(aMsg, aParam.GetContentDescription());
|
|
WriteParam(aMsg, aParam.mLineScrollAmount);
|
|
WriteParam(aMsg, aParam.mPageScrollAmount);
|
|
WriteParam(aMsg, aParam.mScrollClip);
|
|
WriteParam(aMsg, aParam.mHasScrollgrab);
|
|
WriteParam(aMsg, aParam.mAllowVerticalScrollWithWheel);
|
|
WriteParam(aMsg, aParam.mIsLayersIdRoot);
|
|
WriteParam(aMsg, aParam.mUsesContainerScrolling);
|
|
WriteParam(aMsg, aParam.mForceDisableApz);
|
|
}
|
|
|
|
static bool ReadContentDescription(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
nsCString str;
|
|
if (!ReadParam(aMsg, aIter, &str)) {
|
|
return false;
|
|
}
|
|
aResult->SetContentDescription(str);
|
|
return true;
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mMetrics) &&
|
|
ReadParam(aMsg, aIter, &aResult->mSnapInfo) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollParentId) &&
|
|
ReadParam(aMsg, aIter, &aResult->mBackgroundColor) &&
|
|
ReadContentDescription(aMsg, aIter, aResult) &&
|
|
ReadParam(aMsg, aIter, &aResult->mLineScrollAmount) &&
|
|
ReadParam(aMsg, aIter, &aResult->mPageScrollAmount) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollClip) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetHasScrollgrab) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetAllowVerticalScrollWithWheel) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetIsLayersIdRoot) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetUsesContainerScrolling) &&
|
|
ReadBoolForBitfield(aMsg, aIter, aResult, ¶mType::SetForceDisableApz));
|
|
}
|
|
};
|
|
|
|
template<>
|
|
struct ParamTraits<GeckoProcessType>
|
|
: public ContiguousEnumSerializer<
|
|
GeckoProcessType,
|
|
GeckoProcessType_Default,
|
|
GeckoProcessType_End>
|
|
{};
|
|
|
|
template<>
|
|
struct ParamTraits<mozilla::layers::TextureFactoryIdentifier>
|
|
{
|
|
typedef mozilla::layers::TextureFactoryIdentifier paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mParentBackend);
|
|
WriteParam(aMsg, aParam.mParentProcessType);
|
|
WriteParam(aMsg, aParam.mMaxTextureSize);
|
|
WriteParam(aMsg, aParam.mSupportsTextureBlitting);
|
|
WriteParam(aMsg, aParam.mSupportsPartialUploads);
|
|
WriteParam(aMsg, aParam.mSupportsComponentAlpha);
|
|
WriteParam(aMsg, aParam.mSyncHandle);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
bool result = ReadParam(aMsg, aIter, &aResult->mParentBackend) &&
|
|
ReadParam(aMsg, aIter, &aResult->mParentProcessType) &&
|
|
ReadParam(aMsg, aIter, &aResult->mMaxTextureSize) &&
|
|
ReadParam(aMsg, aIter, &aResult->mSupportsTextureBlitting) &&
|
|
ReadParam(aMsg, aIter, &aResult->mSupportsPartialUploads) &&
|
|
ReadParam(aMsg, aIter, &aResult->mSupportsComponentAlpha) &&
|
|
ReadParam(aMsg, aIter, &aResult->mSyncHandle);
|
|
return result;
|
|
}
|
|
};
|
|
|
|
template<>
|
|
struct ParamTraits<mozilla::layers::TextureInfo>
|
|
{
|
|
typedef mozilla::layers::TextureInfo paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mCompositableType);
|
|
WriteParam(aMsg, aParam.mTextureFlags);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return ReadParam(aMsg, aIter, &aResult->mCompositableType) &&
|
|
ReadParam(aMsg, aIter, &aResult->mTextureFlags);
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::layers::CompositableType>
|
|
: public ContiguousEnumSerializer<
|
|
mozilla::layers::CompositableType,
|
|
mozilla::layers::CompositableType::UNKNOWN,
|
|
mozilla::layers::CompositableType::COUNT>
|
|
{};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::gfx::SurfaceFormat>
|
|
: public ContiguousEnumSerializer<
|
|
mozilla::gfx::SurfaceFormat,
|
|
mozilla::gfx::SurfaceFormat::B8G8R8A8,
|
|
mozilla::gfx::SurfaceFormat::UNKNOWN>
|
|
{};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::StereoMode>
|
|
: public ContiguousEnumSerializer<
|
|
mozilla::StereoMode,
|
|
mozilla::StereoMode::MONO,
|
|
mozilla::StereoMode::MAX>
|
|
{};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::YUVColorSpace>
|
|
: public ContiguousEnumSerializer<
|
|
mozilla::YUVColorSpace,
|
|
mozilla::YUVColorSpace::BT601,
|
|
mozilla::YUVColorSpace::UNKNOWN>
|
|
{};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::layers::ScrollableLayerGuid>
|
|
{
|
|
typedef mozilla::layers::ScrollableLayerGuid paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mLayersId);
|
|
WriteParam(aMsg, aParam.mPresShellId);
|
|
WriteParam(aMsg, aParam.mScrollId);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mLayersId) &&
|
|
ReadParam(aMsg, aIter, &aResult->mPresShellId) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollId));
|
|
}
|
|
};
|
|
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::layers::ZoomConstraints>
|
|
{
|
|
typedef mozilla::layers::ZoomConstraints paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mAllowZoom);
|
|
WriteParam(aMsg, aParam.mAllowDoubleTapZoom);
|
|
WriteParam(aMsg, aParam.mMinZoom);
|
|
WriteParam(aMsg, aParam.mMaxZoom);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mAllowZoom) &&
|
|
ReadParam(aMsg, aIter, &aResult->mAllowDoubleTapZoom) &&
|
|
ReadParam(aMsg, aIter, &aResult->mMinZoom) &&
|
|
ReadParam(aMsg, aIter, &aResult->mMaxZoom));
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::layers::EventRegions>
|
|
{
|
|
typedef mozilla::layers::EventRegions paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mHitRegion);
|
|
WriteParam(aMsg, aParam.mDispatchToContentHitRegion);
|
|
WriteParam(aMsg, aParam.mNoActionRegion);
|
|
WriteParam(aMsg, aParam.mHorizontalPanRegion);
|
|
WriteParam(aMsg, aParam.mVerticalPanRegion);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mHitRegion) &&
|
|
ReadParam(aMsg, aIter, &aResult->mDispatchToContentHitRegion) &&
|
|
ReadParam(aMsg, aIter, &aResult->mNoActionRegion) &&
|
|
ReadParam(aMsg, aIter, &aResult->mHorizontalPanRegion) &&
|
|
ReadParam(aMsg, aIter, &aResult->mVerticalPanRegion));
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::gfx::AttributeMap>
|
|
{
|
|
typedef mozilla::gfx::AttributeMap paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.Count());
|
|
for (auto iter = aParam.ConstIter(); !iter.Done(); iter.Next()) {
|
|
mozilla::gfx::AttributeName name =
|
|
mozilla::gfx::AttributeName(iter.Key());
|
|
mozilla::gfx::AttributeType type =
|
|
mozilla::gfx::AttributeMap::GetType(iter.UserData());
|
|
|
|
WriteParam(aMsg, type);
|
|
WriteParam(aMsg, name);
|
|
|
|
switch (type) {
|
|
|
|
#define CASE_TYPE(typeName) \
|
|
case mozilla::gfx::AttributeType::e##typeName: \
|
|
WriteParam(aMsg, aParam.Get##typeName(name)); \
|
|
break;
|
|
|
|
CASE_TYPE(Bool)
|
|
CASE_TYPE(Uint)
|
|
CASE_TYPE(Float)
|
|
CASE_TYPE(Size)
|
|
CASE_TYPE(IntSize)
|
|
CASE_TYPE(IntPoint)
|
|
CASE_TYPE(Matrix)
|
|
CASE_TYPE(Matrix5x4)
|
|
CASE_TYPE(Point3D)
|
|
CASE_TYPE(Color)
|
|
CASE_TYPE(AttributeMap)
|
|
CASE_TYPE(Floats)
|
|
|
|
#undef CASE_TYPE
|
|
|
|
default:
|
|
MOZ_CRASH("GFX: unhandled attribute type");
|
|
}
|
|
}
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
uint32_t count;
|
|
if (!ReadParam(aMsg, aIter, &count)) {
|
|
return false;
|
|
}
|
|
for (uint32_t i = 0; i < count; i++) {
|
|
mozilla::gfx::AttributeType type;
|
|
if (!ReadParam(aMsg, aIter, &type)) {
|
|
return false;
|
|
}
|
|
mozilla::gfx::AttributeName name;
|
|
if (!ReadParam(aMsg, aIter, &name)) {
|
|
return false;
|
|
}
|
|
switch (type) {
|
|
|
|
#define HANDLE_TYPE(type, typeName) \
|
|
case mozilla::gfx::AttributeType::e##typeName: \
|
|
{ \
|
|
type value; \
|
|
if (!ReadParam(aMsg, aIter, &value)) { \
|
|
return false; \
|
|
} \
|
|
aResult->Set(name, value); \
|
|
break; \
|
|
}
|
|
|
|
HANDLE_TYPE(bool, Bool)
|
|
HANDLE_TYPE(uint32_t, Uint)
|
|
HANDLE_TYPE(float, Float)
|
|
HANDLE_TYPE(mozilla::gfx::Size, Size)
|
|
HANDLE_TYPE(mozilla::gfx::IntSize, IntSize)
|
|
HANDLE_TYPE(mozilla::gfx::IntPoint, IntPoint)
|
|
HANDLE_TYPE(mozilla::gfx::Matrix, Matrix)
|
|
HANDLE_TYPE(mozilla::gfx::Matrix5x4, Matrix5x4)
|
|
HANDLE_TYPE(mozilla::gfx::Point3D, Point3D)
|
|
HANDLE_TYPE(mozilla::gfx::Color, Color)
|
|
HANDLE_TYPE(mozilla::gfx::AttributeMap, AttributeMap)
|
|
|
|
#undef HANDLE_TYPE
|
|
|
|
case mozilla::gfx::AttributeType::eFloats:
|
|
{
|
|
nsTArray<float> value;
|
|
if (!ReadParam(aMsg, aIter, &value)) {
|
|
return false;
|
|
}
|
|
aResult->Set(name, &value[0], value.Length());
|
|
break;
|
|
}
|
|
default:
|
|
MOZ_CRASH("GFX: unhandled attribute type");
|
|
}
|
|
}
|
|
return true;
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::gfx::FilterPrimitiveDescription>
|
|
{
|
|
typedef mozilla::gfx::FilterPrimitiveDescription paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.Type());
|
|
WriteParam(aMsg, aParam.PrimitiveSubregion());
|
|
WriteParam(aMsg, aParam.FilterSpaceBounds());
|
|
WriteParam(aMsg, aParam.IsTainted());
|
|
WriteParam(aMsg, aParam.OutputColorSpace());
|
|
WriteParam(aMsg, aParam.NumberOfInputs());
|
|
for (size_t i = 0; i < aParam.NumberOfInputs(); i++) {
|
|
WriteParam(aMsg, aParam.InputPrimitiveIndex(i));
|
|
WriteParam(aMsg, aParam.InputColorSpace(i));
|
|
}
|
|
WriteParam(aMsg, aParam.Attributes());
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
mozilla::gfx::PrimitiveType type;
|
|
mozilla::gfx::IntRect primitiveSubregion;
|
|
mozilla::gfx::IntRect filterSpaceBounds;
|
|
bool isTainted = false;
|
|
mozilla::gfx::ColorSpace outputColorSpace;
|
|
size_t numberOfInputs = 0;
|
|
if (!ReadParam(aMsg, aIter, &type) ||
|
|
!ReadParam(aMsg, aIter, &primitiveSubregion) ||
|
|
!ReadParam(aMsg, aIter, &filterSpaceBounds) ||
|
|
!ReadParam(aMsg, aIter, &isTainted) ||
|
|
!ReadParam(aMsg, aIter, &outputColorSpace) ||
|
|
!ReadParam(aMsg, aIter, &numberOfInputs)) {
|
|
return false;
|
|
}
|
|
|
|
aResult->SetType(type);
|
|
aResult->SetPrimitiveSubregion(primitiveSubregion);
|
|
aResult->SetFilterSpaceBounds(filterSpaceBounds);
|
|
aResult->SetIsTainted(isTainted);
|
|
aResult->SetOutputColorSpace(outputColorSpace);
|
|
|
|
for (size_t i = 0; i < numberOfInputs; i++) {
|
|
int32_t inputPrimitiveIndex = 0;
|
|
mozilla::gfx::ColorSpace inputColorSpace;
|
|
if (!ReadParam(aMsg, aIter, &inputPrimitiveIndex) ||
|
|
!ReadParam(aMsg, aIter, &inputColorSpace)) {
|
|
return false;
|
|
}
|
|
aResult->SetInputPrimitive(i, inputPrimitiveIndex);
|
|
aResult->SetInputColorSpace(i, inputColorSpace);
|
|
}
|
|
|
|
return ReadParam(aMsg, aIter, &aResult->Attributes());
|
|
}
|
|
};
|
|
|
|
template <>
|
|
struct ParamTraits<mozilla::gfx::FilterDescription>
|
|
{
|
|
typedef mozilla::gfx::FilterDescription paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mPrimitives);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mPrimitives));
|
|
}
|
|
};
|
|
|
|
typedef mozilla::layers::GeckoContentController::TapType TapType;
|
|
|
|
template <>
|
|
struct ParamTraits<TapType>
|
|
: public ContiguousEnumSerializer<
|
|
TapType,
|
|
TapType::eSingleTap,
|
|
TapType::eSentinel>
|
|
{};
|
|
|
|
typedef mozilla::layers::GeckoContentController::APZStateChange APZStateChange;
|
|
|
|
template <>
|
|
struct ParamTraits<APZStateChange>
|
|
: public ContiguousEnumSerializer<
|
|
APZStateChange,
|
|
APZStateChange::eTransformBegin,
|
|
APZStateChange::eSentinel>
|
|
{};
|
|
|
|
template<>
|
|
struct ParamTraits<mozilla::layers::EventRegionsOverride>
|
|
: public BitFlagsEnumSerializer<
|
|
mozilla::layers::EventRegionsOverride,
|
|
mozilla::layers::EventRegionsOverride::ALL_BITS>
|
|
{};
|
|
|
|
template<>
|
|
struct ParamTraits<mozilla::layers::AsyncDragMetrics::DragDirection>
|
|
: public ContiguousEnumSerializer<
|
|
mozilla::layers::AsyncDragMetrics::DragDirection,
|
|
mozilla::layers::AsyncDragMetrics::DragDirection::NONE,
|
|
mozilla::layers::AsyncDragMetrics::DragDirection::SENTINEL>
|
|
{};
|
|
|
|
template<>
|
|
struct ParamTraits<mozilla::layers::AsyncDragMetrics>
|
|
{
|
|
typedef mozilla::layers::AsyncDragMetrics paramType;
|
|
|
|
static void Write(Message* aMsg, const paramType& aParam)
|
|
{
|
|
WriteParam(aMsg, aParam.mViewId);
|
|
WriteParam(aMsg, aParam.mPresShellId);
|
|
WriteParam(aMsg, aParam.mDragStartSequenceNumber);
|
|
WriteParam(aMsg, aParam.mScrollbarDragOffset);
|
|
WriteParam(aMsg, aParam.mScrollTrack);
|
|
WriteParam(aMsg, aParam.mDirection);
|
|
}
|
|
|
|
static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
|
|
{
|
|
return (ReadParam(aMsg, aIter, &aResult->mViewId) &&
|
|
ReadParam(aMsg, aIter, &aResult->mPresShellId) &&
|
|
ReadParam(aMsg, aIter, &aResult->mDragStartSequenceNumber) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollbarDragOffset) &&
|
|
ReadParam(aMsg, aIter, &aResult->mScrollTrack) &&
|
|
ReadParam(aMsg, aIter, &aResult->mDirection));
|
|
}
|
|
};
|
|
|
|
} /* namespace IPC */
|
|
|
|
#endif /* __GFXMESSAGEUTILS_H__ */
|