enum DeerKey
{
    // Basic keys
    SPACE              = 32,
    APOSTROPHE         = 39,  // ' 
    COMMA              = 44,  // ,
    MINUS              = 45,  // -
    PERIOD             = 46,  // .
    SLASH              = 47,  // /
    KEY_0                  = 48,
    KEY_1                  = 49,
    KEY_2                  = 50,
    KEY_3                  = 51,
    KEY_4                  = 52,
    KEY_5                  = 53,
    KEY_6                  = 54,
    KEY_7                  = 55,
    KEY_8                  = 56,
    KEY_9                  = 57,
    SEMICOLON          = 59,  // ;
    EQUAL              = 61,  // =
    KEY_A                  = 65,
    KEY_B                  = 66,
    KEY_C                  = 67,
    KEY_D                  = 68,
    KEY_E                  = 69,
    KEY_F                  = 70,
    KEY_G                  = 71,
    KEY_H                  = 72,
    KEY_I                  = 73,
    KEY_J                  = 74,
    KEY_K                  = 75,
    KEY_L                  = 76,
    KEY_M                  = 77,
    KEY_N                  = 78,
    KEY_O                  = 79,
    KEY_P                  = 80,
    KEY_Q                  = 81,
    KEY_R                  = 82,
    KEY_S                  = 83,
    KEY_T                  = 84,
    KEY_U                  = 85,
    KEY_V                  = 86,
    KEY_W                  = 87,
    KEY_X                  = 88,
    KEY_Y                  = 89,
    KEY_Z                  = 90,
    LEFT_BRACKET       = 91,  // [
    BACKSLASH          = 92,  // \
    RIGHT_BRACKET      = 93,  // ]
    GRAVE_ACCENT       = 96,  // `
    WORLD_1            = 161, // non-US #1
    WORLD_2            = 162, // non-US #2

    // Function keys and others
    ESCAPE             = 256,
    ENTER              = 257,
    TAB                = 258,
    BACKSPACE          = 259,
    INSERT             = 260,
    DELETE             = 261,
    RIGHT              = 262,
    LEFT               = 263,
    DOWN               = 264,
    UP                 = 265,
    PAGE_UP            = 266,
    PAGE_DOWN          = 267,
    HOME               = 268,
    END                = 269,
    CAPS_LOCK          = 280,
    SCROLL_LOCK        = 281,
    NUM_LOCK           = 282,
    PRINT_SCREEN       = 283,
    PAUSE              = 284,
    F1                 = 290,
    F2                 = 291,
    F3                 = 292,
    F4                 = 293,
    F5                 = 294,
    F6                 = 295,
    F7                 = 296,
    F8                 = 297,
    F9                 = 298,
    F10                = 299,
    F11                = 300,
    F12                = 301,
    F13                = 302,
    F14                = 303,
    F15                = 304,
    F16                = 305,
    F17                = 306,
    F18                = 307,
    F19                = 308,
    F20                = 309,
    F21                = 310,
    F22                = 311,
    F23                = 312,
    F24                = 313,
    F25                = 314,

    // Keypad keys
    KP_0               = 320,
    KP_1               = 321,
    KP_2               = 322,
    KP_3               = 323,
    KP_4               = 324,
    KP_5               = 325,
    KP_6               = 326,
    KP_7               = 327,
    KP_8               = 328,
    KP_9               = 329,
    KP_DECIMAL         = 330,
    KP_DIVIDE          = 331,
    KP_MULTIPLY        = 332,
    KP_SUBTRACT        = 333,
    KP_ADD             = 334,
    KP_ENTER           = 335,
    KP_EQUAL           = 336,
    LEFT_SHIFT         = 340,
    LEFT_CONTROL       = 341,
    LEFT_ALT           = 342,
    LEFT_SUPER         = 343,
    RIGHT_SHIFT        = 344,
    RIGHT_CONTROL      = 345,
    RIGHT_ALT          = 346,
    RIGHT_SUPER        = 347,
    MENU               = 348,
}