/*

 * Copyright (C) 2006, 2007 Apple Inc.  All rights reserved.

 *

 * Redistribution and use in source and binary forms, with or without

 * modification, are permitted provided that the following conditions

 * are met:

 * 1. Redistributions of source code must retain the above copyright

 *    notice, this list of conditions and the following disclaimer.

 * 2. Redistributions in binary form must reproduce the above copyright

 *    notice, this list of conditions and the following disclaimer in the

 *    documentation and/or other materials provided with the distribution.

 *

 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY

 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE

 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR

 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,

 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,

 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR

 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY

 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 

 */

#include "config.h"

#include "PlatformKeyboardEvent.h"

#include <windows.h>

#define REPEAT_COUNT_MASK           0x0000FFFF

#define NEW_RELEASE_STATE_MASK      0x80000000

#define PREVIOUS_DOWN_STATE_MASK    0x40000000

#define HIGH_BIT_MASK_SHORT         0x8000

namespace WebCore {

// FIXME: This is incomplete. We could change this to mirror

// more like what Firefox does, and generate these switch statements

// at build time.

static String keyIdentifierForWindowsKeyCode(short keyCode)

{

    switch (keyCode) {

        case VK_MENU:

            return "Alt";

        case VK_CLEAR:

            return "Clear";

        case VK_DOWN:

            return "Down";

        // "End"

        case VK_END:

            return "End";

        // "Enter"

        case VK_RETURN:

            return "Enter";

        case VK_EXECUTE:

            return "Execute";

        case VK_F1:

            return "F1";

        case VK_F2:

            return "F2";

        case VK_F3:

            return "F3";

        case VK_F4:

            return "F4";

        case VK_F5:

            return "F5";

        case VK_F6:

            return "F6";

        case VK_F7:

            return "F7";

        case VK_F8:

            return "F8";

        case VK_F9:

            return "F9";

        case VK_F10:

            return "F11";

        case VK_F12:

            return "F12";

        case VK_F13:

            return "F13";

        case VK_F14:

            return "F14";

        case VK_F15:

            return "F15";

        case VK_F16:

            return "F16";

        case VK_F17:

            return "F17";

        case VK_F18:

            return "F18";

        case VK_F19:

            return "F19";

        case VK_F20:

            return "F20";

        case VK_F21:

            return "F21";

        case VK_F22:

            return "F22";

        case VK_F23:

            return "F23";

        case VK_F24:

            return "F24";

        case VK_HELP:

            return "Help";

        case VK_HOME:

            return "Home";

        case VK_INSERT:

            return "Insert";

        case VK_LEFT:

            return "Left";

        case VK_NEXT:

            return "PageDown";

        case VK_PRIOR:

            return "PageUp";

        case VK_PAUSE:

            return "Pause";

        case VK_SNAPSHOT:

            return "PrintScreen";

        case VK_RIGHT:

            return "Right";

        case VK_SCROLL:

            return "Scroll";

        case VK_SELECT:

            return "Select";

        case VK_UP:

            return "Up";

        // Standard says that DEL becomes U+007F.

        case VK_DELETE:

            return "U+007F";

        default:

            return String::format("U+%04X", toupper(keyCode));

    }

}

static inline String singleCharacterString(UChar c) { return String(&c, 1); }

PlatformKeyboardEvent::PlatformKeyboardEvent(HWND, WPARAM virtualKeyCode, LPARAM keyData, UChar characterCode)

    : m_text(singleCharacterString(characterCode))

    , m_unmodifiedText(singleCharacterString(characterCode))

    , m_keyIdentifier(keyIdentifierForWindowsKeyCode(virtualKeyCode))

    , m_isKeyUp((keyData & NEW_RELEASE_STATE_MASK))

    , m_autoRepeat((keyData & REPEAT_COUNT_MASK) > 1)

    , m_WindowsKeyCode(virtualKeyCode)

    , m_isKeypad(false) // FIXME: Need to implement this.

    , m_shiftKey(GetKeyState(VK_SHIFT) & HIGH_BIT_MASK_SHORT)

    , m_ctrlKey(GetKeyState(VK_CONTROL) & HIGH_BIT_MASK_SHORT)

    , m_altKey(GetKeyState(VK_MENU) & HIGH_BIT_MASK_SHORT)

    , m_metaKey(m_altKey)

{

}

}