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      1 /* Copyright (c) 2012 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 
      6 /**
      7  * This file defines the <code>PPP_Scrollbar_Dev</code> interface.
      8  */
      9 
     10 label Chrome {
     11   M13 = 0.2,
     12   M16 = 0.3
     13 };
     14 
     15 interface PPP_Scrollbar_Dev {
     16   /**
     17    *  Informs the instance that the scrollbar's value has changed.
     18    */
     19   void ValueChanged([in] PP_Instance instance,
     20                     [in] PP_Resource scrollbar,
     21                     [in] uint32_t value);
     22 
     23   /**
     24    * Informs the instance that the user has changed the system
     25    * scrollbar style.
     26    */
     27   [version=0.3]
     28   void OverlayChanged([in] PP_Instance instance,
     29                       [in] PP_Resource scrollbar,
     30                       [in] PP_Bool overlay);
     31 };
     32