top_controls_manager_client.h revision c2e0dbddbe15c98d52c4786dac06cb8952a8ae6d 
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 CC_INPUT_TOP_CONTROLS_MANAGER_CLIENT_H_
6#define CC_INPUT_TOP_CONTROLS_MANAGER_CLIENT_H_
7
8namespace cc {
9
10class LayerTreeImpl;
11
12class CC_EXPORT TopControlsManagerClient {
13 public:
14  virtual void DidChangeTopControlsPosition() = 0;
15  virtual bool HaveRootScrollLayer() const = 0;
16
17 protected:
18  virtual ~TopControlsManagerClient() {}
19};
20
21}  // namespace cc
22
23#endif  // CC_INPUT_TOP_CONTROLS_MANAGER_CLIENT_H_
24