gecko-dev/gfx/layers/LayerUserData.h

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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 GFX_LAYERUSERDATA_H
#define GFX_LAYERUSERDATA_H
namespace mozilla {
namespace layers {
/**
* Base class for userdata objects attached to layers and layer managers.
*
* We define it here in a separate header so clients only need to include
* this header for their class definitions, rather than pulling in Layers.h.
* Everything else in Layers.h should be forward-declarable.
*/
class LayerUserData {
public:
virtual ~LayerUserData() {}
};
} // namespace layers
} // namespace mozilla
#endif /* GFX_LAYERUSERDATA_H */