| /* |
| * Copyright 2012 Samsung Electronics. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions |
| * are met: |
| * 1. Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS'' |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, |
| * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR |
| * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS |
| * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF |
| * THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef DeviceProximityClient_h |
| #define DeviceProximityClient_h |
| |
| #if ENABLE(PROXIMITY_EVENTS) |
| |
| #include "DeviceClient.h" |
| #include <limits> |
| |
| namespace WebCore { |
| |
| class Page; |
| |
| class DeviceProximityClient : public DeviceClient { |
| public: |
| virtual ~DeviceProximityClient() { } |
| virtual bool hasLastData() = 0; |
| virtual double value() = 0; |
| virtual double min() = 0; |
| virtual double max() = 0; |
| }; |
| |
| void provideDeviceProximityTo(Page*, DeviceProximityClient*); |
| |
| } // namespace WebCore |
| |
| #endif // PROXIMITY_EVENTS |
| #endif // DeviceProximityClient_h |