widget/WidgetMessageUtils.h
author Boris Zbarsky <bzbarsky@mit.edu>
Fri, 11 Sep 2015 21:59:43 -0400
changeset 305531 c9f3f25d86caaf2682eb8f8072e79fe10079c500
parent 272118 5f9c7cd773a5826d2621601e4f4ee3581d656764
child 340377 63f6395614e8085c33d552e8c56e312df5c763a3
permissions -rw-r--r--
Bug 1182197 workaround. Add a null-check for mGlobal in Promise::Settle. r=mccr8 a=lizzard

/* 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"

namespace IPC {

template<>
struct ParamTraits<LookAndFeelInt>
{
  typedef LookAndFeelInt paramType;

  static void Write(Message* aMsg, const paramType& aParam)
  {
    WriteParam(aMsg, aParam.id);
    WriteParam(aMsg, aParam.value);
  }

  static bool Read(const Message* aMsg, void** aIter, paramType* aResult)
  {
    int32_t id, value;
    if (ReadParam(aMsg, aIter, &id) &&
        ReadParam(aMsg, aIter, &value)) {
      aResult->id = id;
      aResult->value = value;
      return true;
    }
    return false;
  }
};

} // namespace IPC

#endif // WidgetMessageUtils_h