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mock_keyboard_driver_win.h

// Copyright (c) 2009 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 CHROME_RENDERER_MOCK_KEYBOARD_DRIVER_WIN_H_
#define CHROME_RENDERER_MOCK_KEYBOARD_DRIVER_WIN_H_

#include <windows.h>

#include <string>
#include <vector>
#include "base/basictypes.h"

// Implements the platform-dependent part of a pseudo keyboard device for
// Windows.
class MockKeyboardDriverWin {
 public:
  MockKeyboardDriverWin();
  ~MockKeyboardDriverWin();

  bool SetLayout(int layout);
  bool SetModifiers(int modifiers);
  int GetCharacters(int key_code, std::wstring* code);

 private:
  void MaybeUnloadActiveLayout();

  // The list of keyboard drivers that are installed on this machine.
  std::vector<HKL> orig_keyboard_layouts_list_;
  // The active keyboard driver at the time the Ctor was called.
  HKL original_keyboard_layout_;
  // The currently active driver.
  HKL active_keyboard_layout_;
  BYTE original_keyboard_states_[256];

  BYTE keyboard_states_[256];

  DISALLOW_COPY_AND_ASSIGN(MockKeyboardDriverWin);
};

#endif  // CHROME_RENDERER_MOCK_KEYBOARD_DRIVER_WIN_H_

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