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keyboard.go
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package main
import (
"fmt"
"log"
"syscall"
"time"
"unsafe"
)
var Vkeys = map[string]uint16{
"0": 0x30,
"1": 0x31,
"2": 0x32,
"3": 0x33,
"4": 0x34,
"5": 0x35,
"6": 0x36,
"7": 0x37,
"8": 0x38,
"9": 0x39,
"A": 0x41,
"B": 0x42,
"C": 0x43,
"D": 0x44,
"E": 0x45,
"F": 0x46,
"G": 0x47,
"H": 0x48,
"I": 0x49,
"J": 0x4A,
"K": 0x4B,
"L": 0x4C,
"M": 0x4D,
"N": 0x4E,
"O": 0x4F,
"P": 0x50,
"Q": 0x51,
"R": 0x52,
"S": 0x53,
"T": 0x54,
"U": 0x55,
"V": 0x56,
"W": 0x57,
"X": 0x58,
"Y": 0x59,
"Z": 0x5A,
"BACK": 0x08,
"TAB": 0x09,
"CLEAR": 0x0C,
"RETURN": 0x0D,
"SHIFT": 0x10,
"CONTROL": 0x11,
"MENU": 0x12,
"PAUSE": 0x13,
"CAPITAL": 0x14,
"KANA": 0x15,
"HANGEUL": 0x15, /* old name - should be here for compatibility */
"HANGUL": 0x15,
"JUNJA": 0x17,
"FINAL": 0x18,
"HANJA": 0x19,
"KANJI": 0x19,
"ESCAPE": 0x1B,
"CONVERT": 0x1C,
"NONCONVERT": 0x1D,
"ACCEPT": 0x1E,
"MODECHANGE": 0x1F,
"SPACE": 0x20,
"PRIOR": 0x21,
"NEXT": 0x22,
"END": 0x23,
"HOME": 0x24,
"LEFT": 0x25,
"UP": 0x26,
"RIGHT": 0x27,
"DOWN": 0x28,
"SELECT": 0x29,
"PRINT": 0x2A,
"EXECUTE": 0x2B,
"SNAPSHOT": 0x2C,
"INSERT": 0x2D,
"DELETE": 0x2E,
"HELP": 0x2F,
"LWIN": 0x5B,
"RWIN": 0x5C,
"APPS": 0x5D,
"SLEEP": 0x5F,
"NUMPAD0": 0x60,
"NUMPAD1": 0x61,
"NUMPAD2": 0x62,
"NUMPAD3": 0x63,
"NUMPAD4": 0x64,
"NUMPAD5": 0x65,
"NUMPAD6": 0x66,
"NUMPAD7": 0x67,
"NUMPAD8": 0x68,
"NUMPAD9": 0x69,
"MULTIPLY": 0x6A,
"ADD": 0x6B,
"SEPARATOR": 0x6C,
"SUBTRACT": 0x6D,
"DECIMAL": 0x6E,
"DIVIDE": 0x6F,
"F1": 0x70,
"F2": 0x71,
"F3": 0x72,
"F4": 0x73,
"F5": 0x74,
"F6": 0x75,
"F7": 0x76,
"F8": 0x77,
"F9": 0x78,
"F10": 0x79,
"F11": 0x7A,
"F12": 0x7B,
"F13": 0x7C,
"F14": 0x7D,
"F15": 0x7E,
"F16": 0x7F,
"F17": 0x80,
"F18": 0x81,
"F19": 0x82,
"F20": 0x83,
"F21": 0x84,
"F22": 0x85,
"F23": 0x86,
"F24": 0x87,
}
var ScanKeys = map[string]uint16{
"ESC": 0x0401, //
"1": 0x0402, //
"2": 0x0403, //
"3": 0x0404, //
"4": 0x0405, //
"5": 0x0406, //
"6": 0x0407, //
"7": 0x0408, //
"8": 0x0409, //
"9": 0x040A, //
"0": 0x040B, //
"MINUS": 0x040C, // (* - on main keyboard *)
"EQUALS": 0x040D, //
"BACK": 0x040E, // (* backspace *)
"TAB": 0x040F, //
"Q": 0x0410, //
"W": 0x0411, //
"E": 0x0412, //
"R": 0x0413, //
"T": 0x0414, //
"Y": 0x0415, //
"U": 0x0416, //
"I": 0x0417, //
"O": 0x0418, //
"P": 0x0419, //
"LBRACKET": 0x041A, //
"RBRACKET": 0x041B, //
"RETURN": 0x041C, // (* Enter on main keyboard *)
"LCONTROL": 0x041D, //
"A": 0x041E, //
"S": 0x041F, //
"D": 0x0420, //
"F": 0x0421, //
"G": 0x0422, //
"H": 0x0423, //
"J": 0x0424, //
"K": 0x0425, //
"L": 0x0426, //
"SEMICOLON": 0x0427, //
"APOSTROPHE": 0x0428, //
"GRAVE": 0x0429, // (* accent grave *)
"LSHIFT": 0x042A, //
"BACKSLASH": 0x042B, //
"Z": 0x042C, //
"X": 0x042D, //
"C": 0x042E, //
"V": 0x042F, //
"B": 0x0430, //
"N": 0x0431, //
"M": 0x0432, //
"COMMA": 0x0433, //
"PERIOD": 0x0434, // (* . on main keyboard *)
"SLASH": 0x0435, // (* / on main keyboard *)
"RSHIFT": 0x0436, //
"MULTIPLY": 0x0437, // (* * on numeric keypad *)
"LMENU": 0x0438, // (* left Alt *)
"SPACE": 0x0439, //
"CAPITAL": 0x043A, //
"F1": 0x043B, //
"F2": 0x043C, //
"F3": 0x043D, //
"F4": 0x043E, //
"F5": 0x043F, //
"F6": 0x0440, //
"F7": 0x0441, //
"F8": 0x0442, //
"F9": 0x0443, //
"F10": 0x0444, //
"NUMLOCK": 0x0445, //
"SCROLL": 0x0446, // (* Scroll Lock *)
"NUMPAD7": 0x0447, //
"NUMPAD8": 0x0448, //
"NUMPAD9": 0x0449, //
"SUBTRACT": 0x044A, // (* - on numeric keypad *)
"NUMPAD4": 0x044B, //
"NUMPAD5": 0x044C, //
"NUMPAD6": 0x044D, //
"ADD": 0x044E, // (* + on numeric keypad *)
"NUMPAD1": 0x044F, //
"NUMPAD2": 0x0450, //
"NUMPAD3": 0x0451, //
"NUMPAD0": 0x0452, //
"DECIMAL": 0x0453, // (* . on numeric keypad *)
"OEM_102": 0x0456, // (* < > | on UK/Germany keyboards *)
"F11": 0x0457, //
"F12": 0x0458, //
"F13": 0x0464, // (* (NEC PC98) *)
"F14": 0x0465, // (* (NEC PC98) *)
"F15": 0x0466, // (* (NEC PC98) *)
"KANA": 0x0470, // (* (Japanese keyboard) *)
"ABNT_C1": 0x0473, // (* / ? on Portugese (Brazilian) keyboards *)
"CONVERT": 0x0479, // (* (Japanese keyboard) *)
"NOCONVERT": 0x047B, // (* (Japanese keyboard) *)
"YEN": 0x047D, // (* (Japanese keyboard) *)
"ABNT_C2": 0x047E, // (* Numpad . on Portugese (Brazilian) keyboards *)
"NUMPADEQUALS": 0x048D, // (* = on numeric keypad (NEC PC98) *)
"PREVTRACK": 0x0490, // (* Previous Track (DIK_CIRCUMFLEX on Japanese keyboard) *)
"AT": 0x0491, // (* (NEC PC98) *)
"COLON": 0x0492, // (* (NEC PC98) *)
"UNDERLINE": 0x0493, // (* (NEC PC98) *)
"KANJI": 0x0494, // (* (Japanese keyboard) *)
"STOP": 0x0495, // (* (NEC PC98) *)
"AX": 0x0496, // (* (Japan AX) *)
"UNLABELED": 0x0497, // (* (J3100) *)
"NEXTTRACK": 0x0499, // (* Next Track *)
"NUMPADENTER": 0x049C, // (* Enter on numeric keypad *)
"RCONTROL": 0x049D, //
"MUTE": 0x04A0, // (* Mute *)
"CALCULATOR": 0x04A1, // (* Calculator *)
"PLAYPAUSE": 0x04A2, // (* Play / Pause *)
"MEDIASTOP": 0x04A4, // (* Media Stop *)
"VOLUMEDOWN": 0x04AE, // (* Volume - *)
"VOLUMEUP": 0x04B0, // (* Volume + *)
"WEBHOME": 0x04B2, // (* Web home *)
"NUMPADCOMMA": 0x04B3, // (* , on numeric keypad (NEC PC98) *)
"DIVIDE": 0x04B5, // (* / on numeric keypad *)
"SYSRQ": 0x04B7, //
"RMENU": 0x04B8, // (* right Alt *)
"PAUSE": 0x04C5, // (* Pause *)
"HOME": 0x04C7, // (* Home on arrow keypad *)
"UP": 0x04C8, // (* UpArrow on arrow keypad *)
"PRIOR": 0x04C9, // (* PgUp on arrow keypad *)
"LEFT": 0x04CB, // (* LeftArrow on arrow keypad *)
"RIGHT": 0x04CD, // (* RightArrow on arrow keypad *)
"END": 0x04CF, // (* End on arrow keypad *)
"DOWN": 0x04D0, // (* DownArrow on arrow keypad *)
"NEXT": 0x04D1, // (* PgDn on arrow keypad *)
"INSERT": 0x04D2, // (* Insert on arrow keypad *)
"DELETE": 0x04D3, // (* Delete on arrow keypad *)
"LWIN": 0x04DB, // (* Left Windows key *)
"RWIN": 0x04DC, // (* Right Windows key *)
"APPS": 0x04DD, // (* AppMenu key *)
"POWER": 0x04DE, // (* System Power *)
"SLEEP": 0x04DF, // (* System Sleep *)
"WAKE": 0x04E3, // (* System Wake *)
"WEBSEARCH": 0x04E5, // (* Web Search *)
"WEBFAVORITES": 0x04E6, // (* Web Favorites *)
"WEBREFRESH": 0x04E7, // (* Web Refresh *)
"WEBSTOP": 0x04E8, // (* Web Stop *)
"WEBFORWARD": 0x04E9, // (* Web Forward *)
"WEBBACK": 0x04EA, // (* Web Back *)
"MYCOMPUTER": 0x04EB, // (* My Computer *)
"MAIL": 0x04EC, // (* Mail *)
"MEDIASELECT": 0x04ED, // (* Media Select *)
}
// static void dummy(void) { }
type keyboardInput struct {
wVk uint16
wScan uint16
dwFlags uint32
time uint32
dwExtraInfo uint64
}
type input struct {
inputType uint32
ki keyboardInput
padding uint64
}
var dll = syscall.NewLazyDLL("user32.dll")
var sendInputProc = dll.NewProc("SendInput")
var mapVirtualKeyProc = dll.NewProc("MapVirtualKeyA")
// SendKeyPress send key press down, wait and send key release
func SendKeyPress(Key string) (ok bool, err error) {
if ok, err := SendInput(false, Key); !ok {
return false, fmt.Errorf("%s, Sendkeypress: Error sending key press", err)
}
time.Sleep(10 * time.Millisecond)
if ok, err := SendInput(true, Key); !ok {
return false, fmt.Errorf("%s, Sendkeypress: Error sending key release", err)
}
return true, nil
}
// SendInput send the keypress of the 'key' or release
func SendInput(release bool, key string) (ok bool, err error) {
var i input
i.inputType = 1 //INPUT_KEYBOARD
/*wScan, ok := ScanKeys[key] //0x041E // virtual key code for a
if !ok {
return false, fmt.Errorf("Sendinput: Wrong ScanKeys specified: %s", key)
}
i.ki.wScan = wScan*/
vVk, ok := Vkeys[key]
i.ki.wVk = vVk
if !ok {
return false, fmt.Errorf("Sendinput: Wrong vKey specified: %s", key)
}
wScan, _, _ := mapVirtualKeyProc.Call(uintptr(vVk), uintptr(0))
i.ki.wScan = uint16(wScan)
if release == true {
i.ki.dwFlags = 0x0002
} else {
i.ki.dwFlags = 0
}
ret, _, err := sendInputProc.Call(
uintptr(1),
uintptr(unsafe.Pointer(&i)),
uintptr(unsafe.Sizeof(i)),
)
log.Printf("ret: %v error: %v", ret, err)
return true, nil
}