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 #include "content/renderer/webscrollbarbehavior_impl_mac.h" 6 7 namespace content { 8 9 WebScrollbarBehaviorImpl::WebScrollbarBehaviorImpl() 10 : jump_on_track_click_(false) { 11 } 12 13 bool WebScrollbarBehaviorImpl::shouldCenterOnThumb( 14 blink::WebScrollbarBehavior::Button mouseButton, 15 bool shiftKeyPressed, 16 bool altKeyPressed) { 17 return (mouseButton == blink::WebScrollbarBehavior::ButtonLeft) && 18 (jump_on_track_click_ != altKeyPressed); 19 } 20 21 } // namespace content 22