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      1 // Copyright (c) 2006-2010 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_UI_VIEWS_UNHANDLED_KEYBOARD_EVENT_HANDLER_H_
      6 #define CHROME_BROWSER_UI_VIEWS_UNHANDLED_KEYBOARD_EVENT_HANDLER_H_
      7 #pragma once
      8 
      9 #include "views/view.h"
     10 #include "content/common/native_web_keyboard_event.h"
     11 
     12 namespace views {
     13 class FocusManager;
     14 }  // namespace views
     15 
     16 // This class handles unhandled keyboard messages coming back from the renderer
     17 // process.
     18 class UnhandledKeyboardEventHandler {
     19  public:
     20   UnhandledKeyboardEventHandler();
     21   ~UnhandledKeyboardEventHandler();
     22 
     23   void HandleKeyboardEvent(const NativeWebKeyboardEvent& event,
     24                            views::FocusManager* focus_manager);
     25 
     26  private:
     27   // Whether to ignore the next Char keyboard event.
     28   // If a RawKeyDown event was handled as a shortcut key, then we're done
     29   // handling it and should eat any Char event that the translate phase may
     30   // have produced from it. (Handling this event may cause undesirable effects,
     31   // such as a beep if DefWindowProc() has no default handling for the given
     32   // Char.)
     33   bool ignore_next_char_event_;
     34 
     35   DISALLOW_COPY_AND_ASSIGN(UnhandledKeyboardEventHandler);
     36 };
     37 
     38 #endif  // CHROME_BROWSER_UI_VIEWS_UNHANDLED_KEYBOARD_EVENT_HANDLER_H_
     39