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#include <SDL.h>
typedef int32_t LPARAM;
typedef uint32_t WPARAM;
#include "jni/SDL/src/video/windows/SDL_vkeys.h"
#include "jni/SDL/src/events/scancodes_windows.h"
#include "binding-util.h"
#define VK_LBUTTON 0x01
#define VK_RBUTTON 0x02
#define VK_CANCEL 0x03
#define VK_MBUTTON 0x04
#define VK_XBUTTON1 0x05
#define VK_XBUTTON2 0x06
#define VK_BACK 0x08
#define VK_TAB 0x09
#define VK_CLEAR 0x0C
#define VK_RETURN 0x0D
#define VK_SHIFT 0x10
#define VK_CONTROL 0x11
#define VK_MENU 0x12
#define VK_PAUSE 0x13
#define VK_CAPITAL 0x14
#define VK_KANA 0x15
#define VK_HANGUEL 0x15
#define VK_HANGUL 0x15
#define VK_IME_ON 0x16
#define VK_JUNJA 0x17
#define VK_FINAL 0x18
#define VK_HANJA 0x19
#define VK_KANJI 0x19
#define VK_IME_OFF 0x1A
#define VK_ESCAPE 0x1B
#define VK_CONVERT 0x1C
#define VK_NONCONVERT 0x1D
#define VK_ACCEPT 0x1E
#define VK_MODECHANGE 0x1F
#define VK_SPACE 0x20
#define VK_PRIOR 0x21
#define VK_NEXT 0x22
#define VK_END 0x23
#define VK_HOME 0x24
#define VK_LEFT 0x25
#define VK_UP 0x26
#define VK_RIGHT 0x27
#define VK_DOWN 0x28
#define VK_SELECT 0x29
#define VK_PRINT 0x2A
#define VK_EXECUTE 0x2B
#define VK_SNAPSHOT 0x2C
#define VK_INSERT 0x2D
#define VK_DELETE 0x2E
#define VK_HELP 0x2F
#define VK_LWIN 0x5B
#define VK_RWIN 0x5C
#define VK_APPS 0x5D
#define VK_SLEEP 0x5F
#define VK_NUMPAD0 0x60
#define VK_NUMPAD1 0x61
#define VK_NUMPAD2 0x62
#define VK_NUMPAD3 0x63
#define VK_NUMPAD4 0x64
#define VK_NUMPAD5 0x65
#define VK_NUMPAD6 0x66
#define VK_NUMPAD7 0x67
#define VK_NUMPAD8 0x68
#define VK_NUMPAD9 0x69
#define VK_MULTIPLY 0x6A
#define VK_ADD 0x6B
#define VK_SEPARATOR 0x6C
#define VK_SUBTRACT 0x6D
#define VK_DECIMAL 0x6E
#define VK_DIVIDE 0x6F
#define VK_F1 0x70
#define VK_F2 0x71
#define VK_F3 0x72
#define VK_F4 0x73
#define VK_F5 0x74
#define VK_F6 0x75
#define VK_F7 0x76
#define VK_F8 0x77
#define VK_F9 0x78
#define VK_F10 0x79
#define VK_F11 0x7A
#define VK_F12 0x7B
#define VK_F13 0x7C
#define VK_F14 0x7D
#define VK_F15 0x7E
#define VK_F16 0x7F
#define VK_F17 0x80
#define VK_F18 0x81
#define VK_F19 0x82
#define VK_F20 0x83
#define VK_F21 0x84
#define VK_F22 0x85
#define VK_F23 0x86
#define VK_F24 0x87
#define VK_NUMLOCK 0x90
#define VK_SCROLL 0x91
#define VK_LSHIFT 0xA0
#define VK_RSHIFT 0xA1
#define VK_LCONTROL 0xA2
#define VK_RCONTROL 0xA3
#define VK_LMENU 0xA4
#define VK_RMENU 0xA5
#define VK_BROWSER_BACK 0xA6
#define VK_BROWSER_FORWARD 0xA7
#define VK_BROWSER_REFRESH 0xA8
#define VK_BROWSER_STOP 0xA9
#define VK_BROWSER_SEARCH 0xAA
#define VK_BROWSER_FAVORITES 0xAB
#define VK_BROWSER_HOME 0xAC
#define VK_VOLUME_MUTE 0xAD
#define VK_VOLUME_DOWN 0xAE
#define VK_VOLUME_UP 0xAF
#define VK_MEDIA_NEXT_TRACK 0xB0
#define VK_MEDIA_PREV_TRACK 0xB1
#define VK_MEDIA_STOP 0xB2
#define VK_MEDIA_PLAY_PAUSE 0xB3
#define VK_LAUNCH_MAIL 0xB4
#define VK_LAUNCH_MEDIA_SELECT 0xB5
#define VK_LAUNCH_APP1 0xB6
#define VK_LAUNCH_APP2 0xB7
#define VK_OEM_1 0xBA
#define VK_OEM_PLUS 0xBB
#define VK_OEM_COMMA 0xBC
#define VK_OEM_MINUS 0xBD
#define VK_OEM_PERIOD 0xBE
#define VK_OEM_2 0xBF
#define VK_OEM_3 0xC0
#define VK_OEM_4 0xDB
#define VK_OEM_5 0xDC
#define VK_OEM_6 0xDD
#define VK_OEM_7 0xDE
#define VK_OEM_8 0xDF
#define VK_OEM_102 0xE2
#define VK_PROCESSKEY 0xE5
#define VK_PACKET 0xE7
#define VK_ATTN 0xF6
#define VK_CRSEL 0xF7
#define VK_EXSEL 0xF8
#define VK_EREOF 0xF9
#define VK_PLAY 0xFA
#define VK_ZOOM 0xFB
#define VK_NONAME 0xFC
#define VK_PA1 0xFD
#define VK_OEM_CLEAR 0xFE
#define VK_OEM_NEC_EQUAL 0x92
static WPARAM
sdl_scancode_to_vkey(SDL_Scancode scancode)
{
switch (scancode) {
case SDL_SCANCODE_LEFT: return VK_LEFT;
case SDL_SCANCODE_UP: return VK_UP;
case SDL_SCANCODE_RIGHT: return VK_RIGHT;
case SDL_SCANCODE_DOWN: return VK_DOWN;
case SDL_SCANCODE_MODE: return VK_MODECHANGE;
case SDL_SCANCODE_SELECT: return VK_SELECT;
case SDL_SCANCODE_EXECUTE: return VK_EXECUTE;
case SDL_SCANCODE_HELP: return VK_HELP;
case SDL_SCANCODE_PAUSE: return VK_PAUSE;
case SDL_SCANCODE_NUMLOCKCLEAR: return VK_NUMLOCK;
case SDL_SCANCODE_F13: return VK_F13;
case SDL_SCANCODE_F14: return VK_F14;
case SDL_SCANCODE_F15: return VK_F15;
case SDL_SCANCODE_F16: return VK_F16;
case SDL_SCANCODE_F17: return VK_F17;
case SDL_SCANCODE_F18: return VK_F18;
case SDL_SCANCODE_F19: return VK_F19;
case SDL_SCANCODE_F20: return VK_F20;
case SDL_SCANCODE_F21: return VK_F21;
case SDL_SCANCODE_F22: return VK_F22;
case SDL_SCANCODE_F23: return VK_F23;
case SDL_SCANCODE_F24: return VK_F24;
case SDL_SCANCODE_KP_EQUALS: return VK_OEM_NEC_EQUAL;
case SDL_SCANCODE_AC_BACK: return VK_BROWSER_BACK;
case SDL_SCANCODE_AC_FORWARD: return VK_BROWSER_FORWARD;
case SDL_SCANCODE_AC_REFRESH: return VK_BROWSER_REFRESH;
case SDL_SCANCODE_AC_STOP: return VK_BROWSER_STOP;
case SDL_SCANCODE_AC_SEARCH: return VK_BROWSER_SEARCH;
case SDL_SCANCODE_AC_BOOKMARKS: return VK_BROWSER_FAVORITES;
case SDL_SCANCODE_AC_HOME: return VK_BROWSER_HOME;
case SDL_SCANCODE_AUDIOMUTE: return VK_VOLUME_MUTE;
case SDL_SCANCODE_VOLUMEDOWN: return VK_VOLUME_DOWN;
case SDL_SCANCODE_VOLUMEUP: return VK_VOLUME_UP;
case SDL_SCANCODE_AUDIONEXT: return VK_MEDIA_NEXT_TRACK;
case SDL_SCANCODE_AUDIOPREV: return VK_MEDIA_PREV_TRACK;
case SDL_SCANCODE_AUDIOSTOP: return VK_MEDIA_STOP;
case SDL_SCANCODE_AUDIOPLAY: return VK_MEDIA_PLAY_PAUSE;
case SDL_SCANCODE_MAIL: return VK_LAUNCH_MAIL;
case SDL_SCANCODE_MEDIASELECT: return VK_LAUNCH_MEDIA_SELECT;
case SDL_SCANCODE_NONUSBACKSLASH: return VK_OEM_102;
case SDL_SCANCODE_SYSREQ: return VK_ATTN;
case SDL_SCANCODE_CRSEL: return VK_CRSEL;
case SDL_SCANCODE_EXSEL: return VK_EXSEL;
case SDL_SCANCODE_CLEAR: return VK_OEM_CLEAR;
case SDL_SCANCODE_APP1: return VK_LAUNCH_APP1;
case SDL_SCANCODE_APP2: return VK_LAUNCH_APP2;
default: break;
}
for (size_t i = 0; i < sizeof(windows_scancode_table) / sizeof(windows_scancode_table); ++i)
if (windows_scancode_table[i] == scancode) return i;
return 0;
}
RB_METHOD(user32_GetKeyboardState) {
char *bytes;
rb_get_args(argc, argv, "z", &bytes RB_ARG_END);
int numKeys;
const Uint8 *state = SDL_GetKeyboardState(&numKeys);
for (int i = 0; i < numKeys; ++i) {
WPARAM vkey = sdl_scancode_to_vkey(static_cast<SDL_Scancode>(i));
assert(vkey < 256);
bytes[vkey] = (state[i] ? -1 : 0);
}
return rb_fix_new(!!numKeys);
}
void
win32BindingInit(void)
{
VALUE module = rb_define_module("Win32NativeAPI");
_rb_define_module_function(module, "user32_GetKeyboardState", user32_GetKeyboardState);
}
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