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 CHROME_BROWSER_CHROMEOS_EVENTS_KEYBOARD_DRIVEN_EVENT_REWRITER_H_
6#define CHROME_BROWSER_CHROMEOS_EVENTS_KEYBOARD_DRIVEN_EVENT_REWRITER_H_
7
8#include "ui/events/event_rewriter.h"
9
10namespace chromeos {
11
12// KeyboardDrivenEventRewriter removes the modifier flags from
13// Shift+<Arrow keys|Enter|F6> key events. This mapping only happens
14// on login screen and only when the keyboard driven oobe is enabled.
15class KeyboardDrivenEventRewriter : public ui::EventRewriter {
16 public:
17  KeyboardDrivenEventRewriter();
18  virtual ~KeyboardDrivenEventRewriter();
19
20  // Calls Rewrite for testing.
21  ui::EventRewriteStatus RewriteForTesting(const ui::Event& event,
22                                           scoped_ptr<ui::Event>* new_event);
23
24  // EventRewriter overrides:
25  virtual ui::EventRewriteStatus RewriteEvent(
26      const ui::Event& event,
27      scoped_ptr<ui::Event>* new_event) OVERRIDE;
28  virtual ui::EventRewriteStatus NextDispatchEvent(
29      const ui::Event& last_event,
30      scoped_ptr<ui::Event>* new_event) OVERRIDE;
31
32 private:
33  ui::EventRewriteStatus Rewrite(const ui::Event& event,
34                                 scoped_ptr<ui::Event>* new_event);
35
36  DISALLOW_COPY_AND_ASSIGN(KeyboardDrivenEventRewriter);
37};
38
39}  // namespace chromeos
40
41#endif  // CHROME_BROWSER_CHROMEOS_EVENTS_KEYBOARD_DRIVEN_EVENT_REWRITER_H_
42