accessible/atk/AtkSocketAccessible.h

   1 /* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
   2 /* vim: set ts=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 _AtkSocketAccessible_H_
   8 #define _AtkSocketAccessible_H_
   9
  10 #include "AccessibleWrap.h"
  11
  12 // This file gets included by nsAccessibilityService.cpp, which can't include
  13 // atk.h (or glib.h), so we can't rely on it being included.
  14 #ifdef __ATK_H__
  15 extern "C" typedef void (*AtkSocketEmbedType)(AtkSocket*, gchar*);
  16 #else
  17 extern "C" typedef void (*AtkSocketEmbedType)(void*, void*);
  18 #endif
  19
  20 namespace mozilla {
  21 namespace a11y {
  22
  23 /**
  24  * Provides a AccessibleWrap wrapper around AtkSocket for out-of-process
  25  * accessibles.
  26  */
  27 class AtkSocketAccessible : public AccessibleWrap {
  28  public:
  29   // Soft references to AtkSocket
  30   static AtkSocketEmbedType g_atk_socket_embed;
  31 #ifdef __ATK_H__
  32   static GType g_atk_socket_type;
  33 #endif
  34   static const char* sATKSocketEmbedSymbol;
  35   static const char* sATKSocketGetTypeSymbol;
  36
  37   /*
  38    * True if the current Atk version supports AtkSocket and it was correctly
  39    * loaded.
  40    */
  41   static bool gCanEmbed;
  42
  43   AtkSocketAccessible(nsIContent* aContent, DocAccessible* aDoc,
  44                       const nsCString& aPlugId);
  45
  46   virtual void Shutdown() override;
  47
  48   virtual void GetNativeInterface(void** aOutAccessible) override;
  49 };
  50
  51 }  // namespace a11y
  52 }  // namespace mozilla
  53
  54 #endif