diff --git a/README.adoc b/README.adoc
index 463a0a1..183c4c0 100644
--- a/README.adoc
+++ b/README.adoc
@@ -3,7 +3,7 @@
 :sokol-rs: https://github.com/code-disaster/sokol-rs[sokol-rs]
 :bindgen: https://github.com/rust-lang/rust-bindgen[bindgen]
 
-Wrapper of {sokol}, the C libraries for game development
+Wrapper of {sokol}, the C libraries for games
 
 == API
 
diff --git a/src/app.rs b/src/app.rs
index 09ab8b9..d977d5c 100644
--- a/src/app.rs
+++ b/src/app.rs
@@ -26,130 +26,130 @@ pub enum SAppEventType {
     QuitRequested,
 }
 
-#[repr(C)]
 #[derive(Copy, Clone, PartialEq, Debug)]
-pub enum SAppKeycode {
-    KeyInvalid = 0,
-    KeySpace = 32,
-    KeyApostrophe = 39,
-    KeyComma = 44,
-    KeyMinus = 45,
-    KeyPeriod = 46,
-    KeySlash = 47,
-    Key0 = 48,
-    Key1 = 49,
-    Key2 = 50,
-    Key3 = 51,
-    Key4 = 52,
-    Key5 = 53,
-    Key6 = 54,
-    Key7 = 55,
-    Key8 = 56,
-    Key9 = 57,
-    KeySemicolon = 59,
-    KeyEqual = 61,
-    KeyA = 65,
-    KeyB = 66,
-    KeyC = 67,
-    KeyD = 68,
-    KeyE = 69,
-    KeyF = 70,
-    KeyG = 71,
-    KeyH = 72,
-    KeyI = 73,
-    KeyJ = 74,
-    KeyK = 75,
-    KeyL = 76,
-    KeyM = 77,
-    KeyN = 78,
-    KeyO = 79,
-    KeyP = 80,
-    KeyQ = 81,
-    KeyR = 82,
-    KeyS = 83,
-    KeyT = 84,
-    KeyU = 85,
-    KeyV = 86,
-    KeyW = 87,
-    KeyX = 88,
-    KeyY = 89,
-    KeyZ = 90,
-    KeyLeftBracket = 91,
-    KeyBackslash = 92,
-    KeyRightBracket = 93,
-    KeyGraveAccent = 96,
-    KeyWorld1 = 161,
-    KeyWorld2 = 162,
-    KeyEscape = 256,
-    KeyEnter = 257,
-    KeyTab = 258,
-    KeyBackspace = 259,
-    KeyInsert = 260,
-    KeyDelete = 261,
-    KeyRight = 262,
-    KeyLeft = 263,
-    KeyDown = 264,
-    KeyUp = 265,
-    KeyPageUp = 266,
-    KeyPageDown = 267,
-    KeyHome = 268,
-    KeyEnd = 269,
-    KeyCapsLock = 280,
-    KeyScrollLock = 281,
-    KeyNumLock = 282,
-    KeyPrintScreen = 283,
-    KeyPause = 284,
-    KeyF1 = 290,
-    KeyF2 = 291,
-    KeyF3 = 292,
-    KeyF4 = 293,
-    KeyF5 = 294,
-    KeyF6 = 295,
-    KeyF7 = 296,
-    KeyF8 = 297,
-    KeyF9 = 298,
-    KeyF10 = 299,
-    KeyF11 = 300,
-    KeyF12 = 301,
-    KeyF13 = 302,
-    KeyF14 = 303,
-    KeyF15 = 304,
-    KeyF16 = 305,
-    KeyF17 = 306,
-    KeyF18 = 307,
-    KeyF19 = 308,
-    KeyF20 = 309,
-    KeyF21 = 310,
-    KeyF22 = 311,
-    KeyF23 = 312,
-    KeyF24 = 313,
-    KeyF25 = 314,
-    KeyKP0 = 320,
-    KeyKP1 = 321,
-    KeyKP2 = 322,
-    KeyKP3 = 323,
-    KeyKP4 = 324,
-    KeyKP5 = 325,
-    KeyKP6 = 326,
-    KeyKP7 = 327,
-    KeyKP8 = 328,
-    KeyKP9 = 329,
-    KeyKPDecimal = 330,
-    KeyKPDivide = 331,
-    KeyKPMultiply = 332,
-    KeyKPSubtract = 333,
-    KeyKPAdd = 334,
-    KeyKPEnter = 335,
-    KeyKPEqual = 336,
-    KeyLeftShift = 340,
-    KeyLeftControl = 341,
-    KeyLeftAlt = 342,
-    KeyLeftSuper = 343,
-    KeyRightShift = 344,
-    KeyRightControl = 345,
-    KeyRightAlt = 346,
-    KeyRightSuper = 347,
-    KeyMenu = 348,
+#[repr(u32)]
+pub enum Key {
+    Invalid = ffi::sapp_keycode_SAPP_KEYCODE_INVALID,
+    Space = ffi::sapp_keycode_SAPP_KEYCODE_SPACE,
+    Apostrophe = ffi::sapp_keycode_SAPP_KEYCODE_APOSTROPHE,
+    Comma = ffi::sapp_keycode_SAPP_KEYCODE_COMMA,
+    Minus = ffi::sapp_keycode_SAPP_KEYCODE_MINUS,
+    Period = ffi::sapp_keycode_SAPP_KEYCODE_PERIOD,
+    Slash = ffi::sapp_keycode_SAPP_KEYCODE_SLASH,
+    Kbd0 = ffi::sapp_keycode_SAPP_KEYCODE_0,
+    Kbd1 = ffi::sapp_keycode_SAPP_KEYCODE_1,
+    Kbd2 = ffi::sapp_keycode_SAPP_KEYCODE_2,
+    Kbd3 = ffi::sapp_keycode_SAPP_KEYCODE_3,
+    Kbd4 = ffi::sapp_keycode_SAPP_KEYCODE_4,
+    Kbd5 = ffi::sapp_keycode_SAPP_KEYCODE_5,
+    Kbd6 = ffi::sapp_keycode_SAPP_KEYCODE_6,
+    Kbd7 = ffi::sapp_keycode_SAPP_KEYCODE_7,
+    Kbd8 = ffi::sapp_keycode_SAPP_KEYCODE_8,
+    Kbd9 = ffi::sapp_keycode_SAPP_KEYCODE_9,
+    Semicolon = ffi::sapp_keycode_SAPP_KEYCODE_SEMICOLON,
+    Equal = ffi::sapp_keycode_SAPP_KEYCODE_EQUAL,
+    A = ffi::sapp_keycode_SAPP_KEYCODE_A,
+    B = ffi::sapp_keycode_SAPP_KEYCODE_B,
+    C = ffi::sapp_keycode_SAPP_KEYCODE_C,
+    D = ffi::sapp_keycode_SAPP_KEYCODE_D,
+    E = ffi::sapp_keycode_SAPP_KEYCODE_E,
+    F = ffi::sapp_keycode_SAPP_KEYCODE_F,
+    G = ffi::sapp_keycode_SAPP_KEYCODE_G,
+    H = ffi::sapp_keycode_SAPP_KEYCODE_H,
+    I = ffi::sapp_keycode_SAPP_KEYCODE_I,
+    J = ffi::sapp_keycode_SAPP_KEYCODE_J,
+    K = ffi::sapp_keycode_SAPP_KEYCODE_K,
+    L = ffi::sapp_keycode_SAPP_KEYCODE_L,
+    M = ffi::sapp_keycode_SAPP_KEYCODE_M,
+    N = ffi::sapp_keycode_SAPP_KEYCODE_N,
+    O = ffi::sapp_keycode_SAPP_KEYCODE_O,
+    P = ffi::sapp_keycode_SAPP_KEYCODE_P,
+    Q = ffi::sapp_keycode_SAPP_KEYCODE_Q,
+    R = ffi::sapp_keycode_SAPP_KEYCODE_R,
+    S = ffi::sapp_keycode_SAPP_KEYCODE_S,
+    T = ffi::sapp_keycode_SAPP_KEYCODE_T,
+    U = ffi::sapp_keycode_SAPP_KEYCODE_U,
+    V = ffi::sapp_keycode_SAPP_KEYCODE_V,
+    W = ffi::sapp_keycode_SAPP_KEYCODE_W,
+    X = ffi::sapp_keycode_SAPP_KEYCODE_X,
+    Y = ffi::sapp_keycode_SAPP_KEYCODE_Y,
+    Z = ffi::sapp_keycode_SAPP_KEYCODE_Z,
+    LeftBracket = ffi::sapp_keycode_SAPP_KEYCODE_LEFT_BRACKET,
+    Backslash = ffi::sapp_keycode_SAPP_KEYCODE_BACKSLASH,
+    RightBracket = ffi::sapp_keycode_SAPP_KEYCODE_RIGHT_BRACKET,
+    GraveAccent = ffi::sapp_keycode_SAPP_KEYCODE_GRAVE_ACCENT,
+    World1 = ffi::sapp_keycode_SAPP_KEYCODE_WORLD_1,
+    World2 = ffi::sapp_keycode_SAPP_KEYCODE_WORLD_2,
+    Escape = ffi::sapp_keycode_SAPP_KEYCODE_ESCAPE,
+    Enter = ffi::sapp_keycode_SAPP_KEYCODE_ENTER,
+    Tab = ffi::sapp_keycode_SAPP_KEYCODE_TAB,
+    Backspace = ffi::sapp_keycode_SAPP_KEYCODE_BACKSPACE,
+    Insert = ffi::sapp_keycode_SAPP_KEYCODE_INSERT,
+    Delete = ffi::sapp_keycode_SAPP_KEYCODE_DELETE,
+    Right = ffi::sapp_keycode_SAPP_KEYCODE_RIGHT,
+    Left = ffi::sapp_keycode_SAPP_KEYCODE_LEFT,
+    Down = ffi::sapp_keycode_SAPP_KEYCODE_DOWN,
+    Up = ffi::sapp_keycode_SAPP_KEYCODE_UP,
+    PageUp = ffi::sapp_keycode_SAPP_KEYCODE_PAGE_UP,
+    PageDown = ffi::sapp_keycode_SAPP_KEYCODE_PAGE_DOWN,
+    Home = ffi::sapp_keycode_SAPP_KEYCODE_HOME,
+    End = ffi::sapp_keycode_SAPP_KEYCODE_END,
+    CapsLock = ffi::sapp_keycode_SAPP_KEYCODE_CAPS_LOCK,
+    ScrollLock = ffi::sapp_keycode_SAPP_KEYCODE_SCROLL_LOCK,
+    NumLock = ffi::sapp_keycode_SAPP_KEYCODE_NUM_LOCK,
+    PrintScreen = ffi::sapp_keycode_SAPP_KEYCODE_PRINT_SCREEN,
+    Pause = ffi::sapp_keycode_SAPP_KEYCODE_PAUSE,
+    F1 = ffi::sapp_keycode_SAPP_KEYCODE_F1,
+    F2 = ffi::sapp_keycode_SAPP_KEYCODE_F2,
+    F3 = ffi::sapp_keycode_SAPP_KEYCODE_F3,
+    F4 = ffi::sapp_keycode_SAPP_KEYCODE_F4,
+    F5 = ffi::sapp_keycode_SAPP_KEYCODE_F5,
+    F6 = ffi::sapp_keycode_SAPP_KEYCODE_F6,
+    F7 = ffi::sapp_keycode_SAPP_KEYCODE_F7,
+    F8 = ffi::sapp_keycode_SAPP_KEYCODE_F8,
+    F9 = ffi::sapp_keycode_SAPP_KEYCODE_F9,
+    F10 = ffi::sapp_keycode_SAPP_KEYCODE_F10,
+    F11 = ffi::sapp_keycode_SAPP_KEYCODE_F11,
+    F12 = ffi::sapp_keycode_SAPP_KEYCODE_F12,
+    F13 = ffi::sapp_keycode_SAPP_KEYCODE_F13,
+    F14 = ffi::sapp_keycode_SAPP_KEYCODE_F14,
+    F15 = ffi::sapp_keycode_SAPP_KEYCODE_F15,
+    F16 = ffi::sapp_keycode_SAPP_KEYCODE_F16,
+    F17 = ffi::sapp_keycode_SAPP_KEYCODE_F17,
+    F18 = ffi::sapp_keycode_SAPP_KEYCODE_F18,
+    F19 = ffi::sapp_keycode_SAPP_KEYCODE_F19,
+    F20 = ffi::sapp_keycode_SAPP_KEYCODE_F20,
+    F21 = ffi::sapp_keycode_SAPP_KEYCODE_F21,
+    F22 = ffi::sapp_keycode_SAPP_KEYCODE_F22,
+    F23 = ffi::sapp_keycode_SAPP_KEYCODE_F23,
+    F24 = ffi::sapp_keycode_SAPP_KEYCODE_F24,
+    F25 = ffi::sapp_keycode_SAPP_KEYCODE_F25,
+    KP0 = ffi::sapp_keycode_SAPP_KEYCODE_KP_0,
+    KP1 = ffi::sapp_keycode_SAPP_KEYCODE_KP_1,
+    KP2 = ffi::sapp_keycode_SAPP_KEYCODE_KP_2,
+    KP3 = ffi::sapp_keycode_SAPP_KEYCODE_KP_3,
+    KP4 = ffi::sapp_keycode_SAPP_KEYCODE_KP_4,
+    KP5 = ffi::sapp_keycode_SAPP_KEYCODE_KP_5,
+    KP6 = ffi::sapp_keycode_SAPP_KEYCODE_KP_6,
+    KP7 = ffi::sapp_keycode_SAPP_KEYCODE_KP_7,
+    KP8 = ffi::sapp_keycode_SAPP_KEYCODE_KP_8,
+    KP9 = ffi::sapp_keycode_SAPP_KEYCODE_KP_9,
+    KPDecimal = ffi::sapp_keycode_SAPP_KEYCODE_KP_DECIMAL,
+    KPDivide = ffi::sapp_keycode_SAPP_KEYCODE_KP_DIVIDE,
+    KPMultiply = ffi::sapp_keycode_SAPP_KEYCODE_KP_MULTIPLY,
+    KPSubtract = ffi::sapp_keycode_SAPP_KEYCODE_KP_SUBTRACT,
+    KPAdd = ffi::sapp_keycode_SAPP_KEYCODE_KP_ADD,
+    KPEnter = ffi::sapp_keycode_SAPP_KEYCODE_KP_ENTER,
+    KPEqual = ffi::sapp_keycode_SAPP_KEYCODE_KP_EQUAL,
+    LeftShift = ffi::sapp_keycode_SAPP_KEYCODE_LEFT_SHIFT,
+    LeftControl = ffi::sapp_keycode_SAPP_KEYCODE_LEFT_CONTROL,
+    LeftAlt = ffi::sapp_keycode_SAPP_KEYCODE_LEFT_ALT,
+    LeftSuper = ffi::sapp_keycode_SAPP_KEYCODE_LEFT_SUPER,
+    RightShift = ffi::sapp_keycode_SAPP_KEYCODE_RIGHT_SHIFT,
+    RightControl = ffi::sapp_keycode_SAPP_KEYCODE_RIGHT_CONTROL,
+    RightAlt = ffi::sapp_keycode_SAPP_KEYCODE_RIGHT_ALT,
+    RightSuper = ffi::sapp_keycode_SAPP_KEYCODE_RIGHT_SUPER,
+    Menu = ffi::sapp_keycode_SAPP_KEYCODE_MENU,
 }
 
 #[repr(C)]
@@ -184,7 +184,7 @@ pub struct SAppTouchPoint {
 pub struct SAppEvent {
     pub frame_count: u64,
     pub event_type: SAppEventType,
-    pub key_code: SAppKeycode,
+    pub key_code: Key,
     pub char_code: u32,
     pub key_repeat: bool,
     pub modifiers: SAppModifier,