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_CONSTANTS_H_ 6 #define ASH_SHELF_SHELF_CONSTANTS_H_ 7 8 #include "ash/ash_export.h" 9 10 namespace ash { 11 12 // Max alpha of the shelf background. 13 ASH_EXPORT extern const int kShelfBackgroundAlpha; 14 15 // Invalid image resource id used for ShelfItemDetails. 16 extern const int kInvalidImageResourceID; 17 18 const int kInvalidShelfID = 0; 19 20 // Size of the shelf when visible (height when the shelf is horizontal). 21 ASH_EXPORT extern const int kShelfSize; 22 23 // Size of the space between buttons on the shelf. 24 ASH_EXPORT extern const int kShelfButtonSpacing; 25 26 // Size allocated for each button on the shelf. 27 ASH_EXPORT extern const int kShelfButtonSize; 28 29 // Animation duration for switching black shelf and dock background on and off. 30 ASH_EXPORT extern const int kTimeToSwitchBackgroundMs; 31 32 // The direction of the focus cycling. 33 enum CycleDirection { 34 CYCLE_FORWARD, 35 CYCLE_BACKWARD 36 }; 37 38 } // namespace ash 39 40 #endif // ASH_SHELF_SHELF_CONSTANTS_H_ 41