widget/WidgetMessageUtils.h

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #ifndef mozilla_WidgetMessageUtils_h
   6 #define mozilla_WidgetMessageUtils_h
   7
   8 #include "ipc/IPCMessageUtils.h"
   9 #include "mozilla/LookAndFeel.h"
  10 #include "nsIWidget.h"
  11
  12 namespace IPC {
  13
  14 template<>
  15 struct ParamTraits<LookAndFeelInt>
  16 {
  17   typedef LookAndFeelInt paramType;
  18
  19   static void Write(Message* aMsg, const paramType& aParam)
  20   {
  21     WriteParam(aMsg, aParam.id);
  22     WriteParam(aMsg, aParam.value);
  23   }
  24
  25   static bool Read(const Message* aMsg, PickleIterator* aIter, paramType* aResult)
  26   {
  27     int32_t id, value;
  28     if (ReadParam(aMsg, aIter, &id) &&
  29         ReadParam(aMsg, aIter, &value)) {
  30       aResult->id = id;
  31       aResult->value = value;
  32       return true;
  33     }
  34     return false;
  35   }
  36 };
  37
  38 template<>
  39 struct ParamTraits<nsTransparencyMode> : public ContiguousEnumSerializerInclusive<nsTransparencyMode, eTransparencyOpaque, eTransparencyBorderlessGlass>
  40 { };
  41
  42 template<>
  43 struct ParamTraits<nsCursor>
  44   : public ContiguousEnumSerializer<nsCursor, eCursor_standard, eCursorCount>
  45 {
  46 };
  47
  48 } // namespace IPC
  49
  50 #endif // WidgetMessageUtils_h