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      1 // Copyright 2014 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 CONTENT_CHILD_WEBSCROLLBARBEHAVIOR_IMPL_MAC_H_
      6 #define CONTENT_CHILD_WEBSCROLLBARBEHAVIOR_IMPL_MAC_H_
      7 
      8 #include "third_party/WebKit/public/platform/WebScrollbarBehavior.h"
      9 
     10 namespace content {
     11 
     12 class WebScrollbarBehaviorImpl : public blink::WebScrollbarBehavior {
     13  public:
     14   WebScrollbarBehaviorImpl();
     15 
     16   virtual bool shouldCenterOnThumb(
     17       blink::WebScrollbarBehavior::Button mouseButton,
     18       bool shiftKeyPressed,
     19       bool altKeyPressed);
     20 
     21   void set_jump_on_track_click(bool jump_on_track_click) {
     22     jump_on_track_click_ = jump_on_track_click;
     23   }
     24 
     25  private:
     26   // The current value of AppleScrollerPagingBehavior from NSUserDefaults.
     27   bool jump_on_track_click_;
     28 };
     29 
     30 }  // namespace content
     31 
     32 #endif  // CONTENT_CHILD_WEBSCROLLBARBEHAVIOR_IMPL_MAC_H_
     33