accessible/ipc/IPCTypes.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 mozilla_a11y_IPCTypes_h
   8 #define mozilla_a11y_IPCTypes_h
   9
  10 #ifdef ACCESSIBILITY
  11 #  include "mozilla/a11y/Role.h"
  12
  13 namespace IPC {
  14
  15 template <>
  16 struct ParamTraits<mozilla::a11y::role>
  17     : public ContiguousEnumSerializerInclusive<mozilla::a11y::role,
  18                                                mozilla::a11y::role::NOTHING,
  19                                                mozilla::a11y::role::LAST_ROLE> {
  20 };
  21
  22 }  // namespace IPC
  23 #else
  24 namespace mozilla {
  25 namespace a11y {
  26 typedef uint32_t role;
  27 }  // namespace a11y
  28 }  // namespace mozilla
  29 #endif  // ACCESSIBILITY
  30
  31 /**
  32  * Since IPDL does not support preprocessing, this header file allows us to
  33  * define types used by PDocAccessible differently depending on platform.
  34  */
  35
  36 #if defined(XP_WIN) && defined(ACCESSIBILITY)
  37
  38 // So that we don't include a bunch of other Windows junk.
  39 #  if !defined(COM_NO_WINDOWS_H)
  40 #    define COM_NO_WINDOWS_H
  41 #  endif  // !defined(COM_NO_WINDOWS_H)
  42
  43 // COM headers pull in MSXML which conflicts with our own XMLDocument class.
  44 // This define excludes those conflicting definitions.
  45 #  if !defined(__XMLDocument_FWD_DEFINED__)
  46 #    define __XMLDocument_FWD_DEFINED__
  47 #  endif  // !defined(__XMLDocument_FWD_DEFINED__)
  48
  49 #  include <combaseapi.h>
  50
  51 #  include "mozilla/a11y/COMPtrTypes.h"
  52
  53 // This define in rpcndr.h messes up our code, so we must undefine it after
  54 // COMPtrTypes.h has been included.
  55 #  if defined(small)
  56 #    undef small
  57 #  endif  // defined(small)
  58
  59 #else
  60
  61 namespace mozilla {
  62 namespace a11y {
  63
  64 typedef uint32_t IAccessibleHolder;
  65 typedef uint32_t IDispatchHolder;
  66 typedef uint32_t IHandlerControlHolder;
  67
  68 }  // namespace a11y
  69 }  // namespace mozilla
  70
  71 #endif  // defined(XP_WIN) && defined(ACCESSIBILITY)
  72
  73 #endif  // mozilla_a11y_IPCTypes_h