gecko-dev/widget/WidgetMessageUtils.h

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/* 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_WidgetMessageUtils_h
#define mozilla_WidgetMessageUtils_h
#include "ipc/IPCMessageUtils.h"
#include "mozilla/LookAndFeel.h"
#include "nsIWidget.h"
namespace IPC {
template <>
struct ParamTraits<LookAndFeelInt> {
typedef LookAndFeelInt paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, static_cast<int32_t>(aParam.id));
WriteParam(aMsg, aParam.value);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
int32_t id, value;
if (ReadParam(aMsg, aIter, &id) && ReadParam(aMsg, aIter, &value)) {
aResult->id = static_cast<mozilla::LookAndFeel::IntID>(id);
aResult->value = value;
return true;
}
return false;
}
};
template <>
struct ParamTraits<LookAndFeelFont> {
typedef LookAndFeelFont paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.haveFont);
WriteParam(aMsg, aParam.fontName);
WriteParam(aMsg, aParam.pixelHeight);
WriteParam(aMsg, aParam.italic);
WriteParam(aMsg, aParam.bold);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return ReadParam(aMsg, aIter, &aResult->haveFont) &&
ReadParam(aMsg, aIter, &aResult->fontName) &&
ReadParam(aMsg, aIter, &aResult->pixelHeight) &&
ReadParam(aMsg, aIter, &aResult->italic) &&
ReadParam(aMsg, aIter, &aResult->bold);
}
};
template <>
struct ParamTraits<LookAndFeelCache> {
typedef LookAndFeelCache paramType;
static void Write(Message* aMsg, const paramType& aParam) {
WriteParam(aMsg, aParam.mInts);
WriteParam(aMsg, aParam.mFonts);
}
static bool Read(const Message* aMsg, PickleIterator* aIter,
paramType* aResult) {
return ReadParam(aMsg, aIter, &aResult->mInts) &&
ReadParam(aMsg, aIter, &aResult->mFonts);
}
};
template <>
struct ParamTraits<nsTransparencyMode>
: public ContiguousEnumSerializerInclusive<nsTransparencyMode,
eTransparencyOpaque,
eTransparencyBorderlessGlass> {};
template <>
struct ParamTraits<nsCursor>
: public ContiguousEnumSerializer<nsCursor, eCursor_standard,
eCursorCount> {};
} // namespace IPC
#endif // WidgetMessageUtils_h