KeyboardRawEvent.cs

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Windows.Input;
using KeyNStroke;

namespace KeyNStroke
{
    public enum KeyUpDown
    {
        Undefined,
        Up,
        Down
    }

    public class KeyboardRawEventArgs
    {
        public bool Shift;
        public bool LShift;
        public bool RShift;
        public bool Ctrl;
        public bool LCtrl;
        public bool RCtrl;
        public bool Caps;
        public bool LWin;
        public bool RWin;
        public bool Alt;
        public bool LAlt;
        public bool RAlt; // Alt Gr
        public bool Numlock;
        public bool Scrollock;

        public int vkCode { get { return Kbdllhookstruct.vkCode; } }
        private Key key;
        public Key Key { get {  return key; } }
        public KeyUpDown Method = KeyUpDown.Undefined;

        public bool Uppercase { get { return (Shift && !Caps) || (Caps && !Shift);  } }
        public bool OnlyShiftOrCaps { get { return !Ctrl && !LWin && !RWin && !Alt;  } }
        public bool NoModifiers { get { return !Ctrl && !LWin && !RWin && !Alt && !Shift; } }
        public bool Win { get { return LWin || RWin; } }

        public NativeMethodsKeyboard.KBDLLHOOKSTRUCT Kbdllhookstruct;
        public byte[] keyState; // 256 bytes

        public KeyboardRawEventArgs(NativeMethodsKeyboard.KBDLLHOOKSTRUCT Kbdllhookstruct)
        {
            this.Kbdllhookstruct = Kbdllhookstruct;
            this.key = KeyInterop.KeyFromVirtualKey(this.vkCode); /* cache */
        }
    }

    public delegate void KeyboardRawEventHandler(KeyboardRawEventArgs e);

    public interface IKeyboardRawEventProvider : IDisposable
    {
        event KeyboardRawEventHandler KeyEvent;
    }

    public enum WindowsVirtualKey
    {
        [Description("Left mouse button")]
        VK_LBUTTON = 0x01,

        [Description("Right mouse button")]
        VK_RBUTTON = 0x02,

        [Description("Control-break processing")]
        VK_CANCEL = 0x03,

        [Description("Middle mouse button (three-button mouse)")]
        VK_MBUTTON = 0x04,

        [Description("X1 mouse button")]
        VK_XBUTTON1 = 0x05,

        [Description("X2 mouse button")]
        VK_XBUTTON2 = 0x06,

        [Description("BACKSPACE key")]
        VK_BACK = 0x08,

        [Description("TAB key")]
        VK_TAB = 0x09,

        [Description("CLEAR key")]
        VK_CLEAR = 0x0C,

        [Description("ENTER key")]
        VK_RETURN = 0x0D,

        [Description("SHIFT key")]
        VK_SHIFT = 0x10,

        [Description("CTRL key")]
        VK_CONTROL = 0x11,

        [Description("ALT key")]
        VK_MENU = 0x12,

        [Description("PAUSE key")]
        VK_PAUSE = 0x13,

        [Description("CAPS LOCK key")]
        VK_CAPITAL = 0x14,

        [Description("IME Kana mode")]
        VK_KANA = 0x15,

        [Description("IME Hanguel mode (maintained for compatibility; use VK_HANGUL)")]
        VK_HANGUEL = 0x15,

        [Description("IME Hangul mode")]
        VK_HANGUL = 0x15,

        [Description("IME Junja mode")]
        VK_JUNJA = 0x17,

        [Description("IME final mode")]
        VK_FINAL = 0x18,

        [Description("IME Hanja mode")]
        VK_HANJA = 0x19,

        [Description("IME Kanji mode")]
        VK_KANJI = 0x19,

        [Description("ESC key")]
        VK_ESCAPE = 0x1B,

        [Description("IME convert")]
        VK_CONVERT = 0x1C,

        [Description("IME nonconvert")]
        VK_NONCONVERT = 0x1D,

        [Description("IME accept")]
        VK_ACCEPT = 0x1E,

        [Description("IME mode change request")]
        VK_MODECHANGE = 0x1F,

        [Description("SPACEBAR")]
        VK_SPACE = 0x20,

        [Description("PAGE UP key")]
        VK_PRIOR = 0x21,

        [Description("PAGE DOWN key")]
        VK_NEXT = 0x22,

        [Description("END key")]
        VK_END = 0x23,

        [Description("HOME key")]
        VK_HOME = 0x24,

        [Description("LEFT ARROW key")]
        VK_LEFT = 0x25,

        [Description("UP ARROW key")]
        VK_UP = 0x26,

        [Description("RIGHT ARROW key")]
        VK_RIGHT = 0x27,

        [Description("DOWN ARROW key")]
        VK_DOWN = 0x28,

        [Description("SELECT key")]
        VK_SELECT = 0x29,

        [Description("PRINT key")]
        VK_PRINT = 0x2A,

        [Description("EXECUTE key")]
        VK_EXECUTE = 0x2B,

        [Description("PRINT SCREEN key")]
        VK_SNAPSHOT = 0x2C,

        [Description("INS key")]
        VK_INSERT = 0x2D,

        [Description("DEL key")]
        VK_DELETE = 0x2E,

        [Description("HELP key")]
        VK_HELP = 0x2F,

        [Description("0 key")]
        K_0 = 0x30,

        [Description("1 key")]
        K_1 = 0x31,

        [Description("2 key")]
        K_2 = 0x32,

        [Description("3 key")]
        K_3 = 0x33,

        [Description("4 key")]
        K_4 = 0x34,

        [Description("5 key")]
        K_5 = 0x35,

        [Description("6 key")]
        K_6 = 0x36,

        [Description("7 key")]
        K_7 = 0x37,

        [Description("8 key")]
        K_8 = 0x38,

        [Description("9 key")]
        K_9 = 0x39,

        [Description("A key")]
        K_A = 0x41,

        [Description("B key")]
        K_B = 0x42,

        [Description("C key")]
        K_C = 0x43,

        [Description("D key")]
        K_D = 0x44,

        [Description("E key")]
        K_E = 0x45,

        [Description("F key")]
        K_F = 0x46,

        [Description("G key")]
        K_G = 0x47,

        [Description("H key")]
        K_H = 0x48,

        [Description("I key")]
        K_I = 0x49,

        [Description("J key")]
        K_J = 0x4A,

        [Description("K key")]
        K_K = 0x4B,

        [Description("L key")]
        K_L = 0x4C,

        [Description("M key")]
        K_M = 0x4D,

        [Description("N key")]
        K_N = 0x4E,

        [Description("O key")]
        K_O = 0x4F,

        [Description("P key")]
        K_P = 0x50,

        [Description("Q key")]
        K_Q = 0x51,

        [Description("R key")]
        K_R = 0x52,

        [Description("S key")]
        K_S = 0x53,

        [Description("T key")]
        K_T = 0x54,

        [Description("U key")]
        K_U = 0x55,

        [Description("V key")]
        K_V = 0x56,

        [Description("W key")]
        K_W = 0x57,

        [Description("X key")]
        K_X = 0x58,

        [Description("Y key")]
        K_Y = 0x59,

        [Description("Z key")]
        K_Z = 0x5A,

        [Description("Left Windows key (Natural keyboard)")]
        VK_LWIN = 0x5B,

        [Description("Right Windows key (Natural keyboard)")]
        VK_RWIN = 0x5C,

        [Description("Applications key (Natural keyboard)")]
        VK_APPS = 0x5D,

        [Description("Computer Sleep key")]
        VK_SLEEP = 0x5F,

        [Description("Numeric keypad 0 key")]
        VK_NUMPAD0 = 0x60,

        [Description("Numeric keypad 1 key")]
        VK_NUMPAD1 = 0x61,

        [Description("Numeric keypad 2 key")]
        VK_NUMPAD2 = 0x62,

        [Description("Numeric keypad 3 key")]
        VK_NUMPAD3 = 0x63,

        [Description("Numeric keypad 4 key")]
        VK_NUMPAD4 = 0x64,

        [Description("Numeric keypad 5 key")]
        VK_NUMPAD5 = 0x65,

        [Description("Numeric keypad 6 key")]
        VK_NUMPAD6 = 0x66,

        [Description("Numeric keypad 7 key")]
        VK_NUMPAD7 = 0x67,

        [Description("Numeric keypad 8 key")]
        VK_NUMPAD8 = 0x68,

        [Description("Numeric keypad 9 key")]
        VK_NUMPAD9 = 0x69,

        [Description("Multiply key")]
        VK_MULTIPLY = 0x6A,

        [Description("Add key")]
        VK_ADD = 0x6B,

        [Description("Separator key")]
        VK_SEPARATOR = 0x6C,

        [Description("Subtract key")]
        VK_SUBTRACT = 0x6D,

        [Description("Decimal key")]
        VK_DECIMAL = 0x6E,

        [Description("Divide key")]
        VK_DIVIDE = 0x6F,

        [Description("F1 key")]
        VK_F1 = 0x70,

        [Description("F2 key")]
        VK_F2 = 0x71,

        [Description("F3 key")]
        VK_F3 = 0x72,

        [Description("F4 key")]
        VK_F4 = 0x73,

        [Description("F5 key")]
        VK_F5 = 0x74,

        [Description("F6 key")]
        VK_F6 = 0x75,

        [Description("F7 key")]
        VK_F7 = 0x76,

        [Description("F8 key")]
        VK_F8 = 0x77,

        [Description("F9 key")]
        VK_F9 = 0x78,

        [Description("F10 key")]
        VK_F10 = 0x79,

        [Description("F11 key")]
        VK_F11 = 0x7A,

        [Description("F12 key")]
        VK_F12 = 0x7B,

        [Description("F13 key")]
        VK_F13 = 0x7C,

        [Description("F14 key")]
        VK_F14 = 0x7D,

        [Description("F15 key")]
        VK_F15 = 0x7E,

        [Description("F16 key")]
        VK_F16 = 0x7F,

        [Description("F17 key")]
        VK_F17 = 0x80,

        [Description("F18 key")]
        VK_F18 = 0x81,

        [Description("F19 key")]
        VK_F19 = 0x82,

        [Description("F20 key")]
        VK_F20 = 0x83,

        [Description("F21 key")]
        VK_F21 = 0x84,

        [Description("F22 key")]
        VK_F22 = 0x85,

        [Description("F23 key")]
        VK_F23 = 0x86,

        [Description("F24 key")]
        VK_F24 = 0x87,

        [Description("NUM LOCK key")]
        VK_NUMLOCK = 0x90,

        [Description("SCROLL LOCK key")]
        VK_SCROLL = 0x91,

        [Description("Left SHIFT key")]
        VK_LSHIFT = 0xA0,

        [Description("Right SHIFT key")]
        VK_RSHIFT = 0xA1,

        [Description("Left CONTROL key")]
        VK_LCONTROL = 0xA2,

        [Description("Right CONTROL key")]
        VK_RCONTROL = 0xA3,

        [Description("Left MENU key")]
        VK_LMENU = 0xA4,

        [Description("Right MENU key")]
        VK_RMENU = 0xA5,

        [Description("Browser Back key")]
        VK_BROWSER_BACK = 0xA6,

        [Description("Browser Forward key")]
        VK_BROWSER_FORWARD = 0xA7,

        [Description("Browser Refresh key")]
        VK_BROWSER_REFRESH = 0xA8,

        [Description("Browser Stop key")]
        VK_BROWSER_STOP = 0xA9,

        [Description("Browser Search key")]
        VK_BROWSER_SEARCH = 0xAA,

        [Description("Browser Favorites key")]
        VK_BROWSER_FAVORITES = 0xAB,

        [Description("Browser Start and Home key")]
        VK_BROWSER_HOME = 0xAC,

        [Description("Volume Mute key")]
        VK_VOLUME_MUTE = 0xAD,

        [Description("Volume Down key")]
        VK_VOLUME_DOWN = 0xAE,

        [Description("Volume Up key")]
        VK_VOLUME_UP = 0xAF,

        [Description("Next Track key")]
        VK_MEDIA_NEXT_TRACK = 0xB0,

        [Description("Previous Track key")]
        VK_MEDIA_PREV_TRACK = 0xB1,

        [Description("Stop Media key")]
        VK_MEDIA_STOP = 0xB2,

        [Description("Play/Pause Media key")]
        VK_MEDIA_PLAY_PAUSE = 0xB3,

        [Description("Start Mail key")]
        VK_LAUNCH_MAIL = 0xB4,

        [Description("Select Media key")]
        VK_LAUNCH_MEDIA_SELECT = 0xB5,

        [Description("Start Application 1 key")]
        VK_LAUNCH_APP1 = 0xB6,

        [Description("Start Application 2 key")]
        VK_LAUNCH_APP2 = 0xB7,

        [Description("Used for miscellaneous characters; it can vary by keyboard. For the US standard keyboard, the ';:' key")]
        VK_OEM_1 = 0xBA,

        [Description("For any country/region, the '+' key")]
        VK_OEM_PLUS = 0xBB,

        [Description("For any country/region, the ',' key")]
        VK_OEM_COMMA = 0xBC,

        [Description("For any country/region, the '-' key")]
        VK_OEM_MINUS = 0xBD,

        [Description("For any country/region, the '.' key")]
        VK_OEM_PERIOD = 0xBE,

        [Description("Used for miscellaneous characters; it can vary by keyboard. For the US standard keyboard, the '/?' key")]
        VK_OEM_2 = 0xBF,

        [Description("Used for miscellaneous characters; it can vary by keyboard. For the US standard keyboard, the '`~' key")]
        VK_OEM_3 = 0xC0,

        [Description("Used for miscellaneous characters; it can vary by keyboard. For the US standard keyboard, the '[{' key")]
        VK_OEM_4 = 0xDB,

        [Description("Used for miscellaneous characters; it can vary by keyboard. For the US standard keyboard, the '\\|' key")]
        VK_OEM_5 = 0xDC,

        [Description("Used for miscellaneous characters; it can vary by keyboard. For the US standard keyboard, the ']}' key")]
        VK_OEM_6 = 0xDD,

        [Description("Used for miscellaneous characters; it can vary by keyboard. For the US standard keyboard, the 'single-quote/double-quote' key")]
        VK_OEM_7 = 0xDE,

        [Description("Used for miscellaneous characters; it can vary by keyboard.")]
        VK_OEM_8 = 0xDF,


        [Description("Either the angle bracket key or the backslash key on the RT 102-key keyboard")]
        VK_OEM_102 = 0xE2,

        [Description("IME PROCESS key")]
        VK_PROCESSKEY = 0xE5,


        [Description("Used to pass Unicode characters as if they were keystrokes. The VK_PACKET key is the low word of a 32-bit Virtual Key value used for non-keyboard input methods. For more information, see Remark in KEYBDINPUT, SendInput, WM_KEYDOWN, and WM_KEYUP")]
        VK_PACKET = 0xE7,

        [Description("Attn key")]
        VK_ATTN = 0xF6,

        [Description("CrSel key")]
        VK_CRSEL = 0xF7,

        [Description("ExSel key")]
        VK_EXSEL = 0xF8,

        [Description("Erase EOF key")]
        VK_EREOF = 0xF9,

        [Description("Play key")]
        VK_PLAY = 0xFA,

        [Description("Zoom key")]
        VK_ZOOM = 0xFB,

        [Description("PA1 key")]
        VK_PA1 = 0xFD,

        [Description("Clear key")]
        VK_OEM_CLEAR = 0xFE,

    } 
}