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// Copyright 2017 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 COMPONENTS_EXO_DATA_OFFER_OBSERVER_H_
#define COMPONENTS_EXO_DATA_OFFER_OBSERVER_H_
#include <string>
namespace exo {
class DataOffer;
// Handles events on data devices in context-specific ways.
class DataOfferObserver {
public:
// Called at the top of the data device's destructor, to give observers a
// chance to remove themselves.
virtual void OnDataOfferDestroying(DataOffer* offer) = 0;
protected:
virtual ~DataOfferObserver() {}
};
} // namespace exo
#endif // COMPONENTS_EXO_DATA_OFFER_OBSERVER_H_
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