chromium/ui/base/view_prop.h

// Copyright 2011 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#ifndef UI_BASE_VIEW_PROP_H_
#define UI_BASE_VIEW_PROP_H_

#include "base/component_export.h"
#include "base/memory/scoped_refptr.h"
#include "build/build_config.h"
#include "ui/gfx/native_widget_types.h"

#if !BUILDFLAG(IS_WIN) && !defined(USE_AURA)
#error view_prop.h is only for windows and aura builds.
#endif

namespace ui {

// ViewProp maintains a key/value pair for a particular view. ViewProp is
// designed as a replacement for the Win32's SetProp, but does not make use of
// window manager memory. ViewProp shares similar semantics as SetProp, the
// value for a particular view/key pair comes from the last ViewProp created.
class COMPONENT_EXPORT(UI_BASE) ViewProp { … };

}  // namespace ui

#endif  // UI_BASE_VIEW_PROP_H_