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- // Copyright 2013 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef UI_AURA_INPUT_STATE_LOOKUP_H_
- #define UI_AURA_INPUT_STATE_LOOKUP_H_
- #include <memory>
- #include "ui/aura/aura_export.h"
- namespace aura {
- // InputStateLookup is used to obtain the state of input devices.
- class AURA_EXPORT InputStateLookup {
- public:
- virtual ~InputStateLookup() {}
- // Creates the platform specific InputStateLookup. May return NULL.
- static std::unique_ptr<InputStateLookup> Create();
- // Returns true if any mouse button is down.
- virtual bool IsMouseButtonDown() const = 0;
- };
- } // namespace aura
- #endif // UI_AURA_INPUT_STATE_LOOKUP_H_
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