gecko-dev/gfx/config/gfxVarReceiver.h
David Anderson 9e49bc37bb Introduce gfxVars for sharing graphics variables across processes. (bug 1288259 part 2, r=jrmuizel,billm)
--HG--
extra : rebase_source : cbac742f7165a2fbdec3e4d1179c9ed49324579f
2016-08-04 11:33:42 -07:00

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/* -*- Mode: C++; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* vim: set sts=2 ts=8 sw=2 tw=99 et: */
/* 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_gfx_config_gfxVarReceiver_h
#define mozilla_gfx_config_gfxVarReceiver_h
namespace mozilla {
namespace gfx {
class GfxVarUpdate;
// This allows downstream processes (such as PContent, PGPU) to listen for
// updates on gfxVarReceiver.
class gfxVarReceiver
{
public:
virtual void OnVarChanged(const GfxVarUpdate& aVar) = 0;
};
} // namespace gfx
} // namespace mozilla
#endif // mozilla_gfx_config_gfxVarReceiver_h