11320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// Copyright 2014 The Chromium Authors. All rights reserved.
21320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// Use of this source code is governed by a BSD-style license that can be
31320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// found in the LICENSE file.
41320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
51320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#ifndef UI_EVENTS_DEVICE_HOTPLUG_EVENT_OBSERVER_H_
61320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#define UI_EVENTS_DEVICE_HOTPLUG_EVENT_OBSERVER_H_
71320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
81320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "ui/events/events_base_export.h"
91320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#include "ui/events/touchscreen_device.h"
101320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
111320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tuccinamespace ui {
121320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
131320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci// Listener for specific input device hotplug events.
141320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucciclass EVENTS_BASE_EXPORT DeviceHotplugEventObserver {
151320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci public:
161320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  virtual ~DeviceHotplugEventObserver() {}
171320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
181320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  // On a hotplug event this is called with the list of available devices.
191320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci  virtual void OnTouchscreenDevicesUpdated(
201320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci      const std::vector<TouchscreenDevice>& devices) = 0;
211320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci};
221320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
231320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci}  // namespace ui
241320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci
251320f92c476a1ad9d19dba2a48c72b75566198e9Primiano Tucci#endif  // UI_EVENTS_DEVICE_HOTPLUG_EVENT_OBSERVER_H_
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