1// Copyright 2013 The Chromium Authors. All rights reserved. 2// Use of this source code is governed by a BSD-style license that can be 3// found in the LICENSE file. 4 5#ifndef ASH_SHELF_SHELF_NAVIGATOR_H_ 6#define ASH_SHELF_SHELF_NAVIGATOR_H_ 7 8#include "ash/ash_export.h" 9#include "ash/shelf/shelf_constants.h" 10 11namespace ash { 12 13class ShelfModel; 14 15// Scans the current shelf item and returns the index of the shelf item which 16// should be activated next for the specified |direction|. Returns -1 if fails 17// to find such item. 18ASH_EXPORT int GetNextActivatedItemIndex(const ShelfModel& model, 19 CycleDirection direction); 20 21} // namespace ash 22 23#endif // ASH_SHELF_SHELF_NAVIGATOR_H_ 24