chrome/browser/ui/views/apps/keyboard_hook_handler.h

   1 // Copyright 2014 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_APPS_KEYBOARD_HOOK_HANDLER_H_
   6 #define CHROME_BROWSER_UI_VIEWS_APPS_KEYBOARD_HOOK_HANDLER_H_
   7
   8 #include "ui/views/widget/widget.h"
   9
  10 // Interface to control keyboard hook on different platform.
  11 class KeyboardHookHandler {
  12  public:
  13   // Request all keyboard events to be routed to the given window.
  14   void Register(views::Widget* widget);
  15
  16   // Release the request for all keyboard events.
  17   void Deregister(views::Widget* widget);
  18
  19   // Implemented in platform specific code.
  20   static KeyboardHookHandler* GetInstance();
  21 };
  22
  23 #endif  // CHROME_BROWSER_UI_VIEWS_APPS_KEYBOARD_HOOK_HANDLER_H_