dom/media/mediacontrol/MediaControlIPC.h

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=8 sts=2 et sw=2 tw=80: */
   3 /* This Source Code Form is subject to the terms of the Mozilla Public
   4  * License, v. 2.0. If a copy of the MPL was not distributed with this
   5  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   6
   7 #ifndef ipc_MediaControlIPC_h
   8 #define ipc_MediaControlIPC_h
   9
  10 #include "ipc/EnumSerializer.h"
  11
  12 #include "mozilla/dom/MediaControllerBinding.h"
  13 #include "mozilla/dom/MediaControlKeySource.h"
  14 #include "mozilla/dom/MediaPlaybackStatus.h"
  15
  16 namespace IPC {
  17 template <>
  18 struct ParamTraits<mozilla::dom::MediaControlKey>
  19     : public ContiguousEnumSerializerInclusive<
  20           mozilla::dom::MediaControlKey, mozilla::dom::MediaControlKey::Focus,
  21           mozilla::dom::MediaControlKey::Stop> {};
  22
  23 template <>
  24 struct ParamTraits<mozilla::dom::MediaPlaybackState>
  25     : public ContiguousEnumSerializerInclusive<
  26           mozilla::dom::MediaPlaybackState,
  27           mozilla::dom::MediaPlaybackState::eStarted,
  28           mozilla::dom::MediaPlaybackState::eStopped> {};
  29
  30 template <>
  31 struct ParamTraits<mozilla::dom::MediaAudibleState>
  32     : public ContiguousEnumSerializerInclusive<
  33           mozilla::dom::MediaAudibleState,
  34           mozilla::dom::MediaAudibleState::eInaudible,
  35           mozilla::dom::MediaAudibleState::eAudible> {};
  36
  37 template <>
  38 struct ParamTraits<mozilla::dom::AbsoluteSeek> {
  39   typedef mozilla::dom::AbsoluteSeek paramType;
  40
  41   static void Write(MessageWriter* aWriter, const paramType& aParam) {
  42     WriteParam(aWriter, aParam.mSeekTime);
  43     WriteParam(aWriter, aParam.mFastSeek);
  44   }
  45
  46   static bool Read(MessageReader* aReader, paramType* aResult) {
  47     if (!ReadParam(aReader, &aResult->mSeekTime) ||
  48         !ReadParam(aReader, &aResult->mFastSeek)) {
  49       return false;
  50     }
  51     return true;
  52   }
  53 };
  54
  55 template <>
  56 struct ParamTraits<mozilla::dom::SeekDetails> {
  57   typedef mozilla::dom::SeekDetails paramType;
  58
  59   static void Write(MessageWriter* aWriter, const paramType& aParam) {
  60     WriteParam(aWriter, aParam.mAbsolute);
  61     WriteParam(aWriter, aParam.mRelativeSeekOffset);
  62   }
  63
  64   static bool Read(MessageReader* aReader, paramType* aResult) {
  65     if (!ReadParam(aReader, &aResult->mAbsolute) ||
  66         !ReadParam(aReader, &aResult->mRelativeSeekOffset)) {
  67       return false;
  68     }
  69     return true;
  70   }
  71 };
  72
  73 template <>
  74 struct ParamTraits<mozilla::dom::MediaControlAction> {
  75   typedef mozilla::dom::MediaControlAction paramType;
  76
  77   static void Write(MessageWriter* aWriter, const paramType& aParam) {
  78     WriteParam(aWriter, aParam.mKey);
  79     WriteParam(aWriter, aParam.mDetails);
  80   }
  81
  82   static bool Read(MessageReader* aReader, paramType* aResult) {
  83     if (!ReadParam(aReader, &aResult->mKey) ||
  84         !ReadParam(aReader, &aResult->mDetails)) {
  85       return false;
  86     }
  87     return true;
  88   }
  89 };
  90
  91 }  // namespace IPC
  92
  93 #endif  // mozilla_MediaControlIPC_hh