| // Copyright (c) 2012 The Chromium Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| #ifndef ASH_WM_EVENT_REWRITER_EVENT_FILTER_ |
| #define ASH_WM_EVENT_REWRITER_EVENT_FILTER_ |
| |
| #include "ash/ash_export.h" |
| #include "base/basictypes.h" |
| #include "base/compiler_specific.h" |
| #include "base/memory/scoped_ptr.h" |
| #include "ui/base/events/event_handler.h" |
| |
| namespace ash { |
| |
| class EventRewriterDelegate; |
| #if defined(OS_CHROMEOS) |
| class StickyKeys; |
| #endif // OS_CHROMEOS |
| |
| namespace internal { |
| |
| // An event filter that rewrites or drops an event. |
| class ASH_EXPORT EventRewriterEventFilter : public ui::EventHandler { |
| public: |
| EventRewriterEventFilter(); |
| virtual ~EventRewriterEventFilter(); |
| |
| void SetEventRewriterDelegate(scoped_ptr<EventRewriterDelegate> delegate); |
| |
| // Enables or disables sticky keys. |
| void EnableStickyKeys(bool enabled); |
| |
| private: |
| // Overridden from ui::EventHandler: |
| virtual void OnKeyEvent(ui::KeyEvent* event) OVERRIDE; |
| virtual void OnMouseEvent(ui::MouseEvent* event) OVERRIDE; |
| |
| scoped_ptr<EventRewriterDelegate> delegate_; |
| #if defined(OS_CHROMEOS) |
| scoped_ptr<StickyKeys> sticky_keys_; |
| #endif // OS_CHROMEOS |
| |
| DISALLOW_COPY_AND_ASSIGN(EventRewriterEventFilter); |
| }; |
| |
| } // namespace internal |
| } // namespace ash |
| |
| #endif // ASH_WM_EVENT_REWRITER_EVENT_FILTER_ |