diff options
Diffstat (limited to 'chromium/ash/wm/event_rewriter_event_filter.h')
-rw-r--r-- | chromium/ash/wm/event_rewriter_event_filter.h | 50 |
1 files changed, 50 insertions, 0 deletions
diff --git a/chromium/ash/wm/event_rewriter_event_filter.h b/chromium/ash/wm/event_rewriter_event_filter.h new file mode 100644 index 00000000000..87cf07fa281 --- /dev/null +++ b/chromium/ash/wm/event_rewriter_event_filter.h @@ -0,0 +1,50 @@ +// 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_ |