README
¶
*golang-evdev*
--------------
**Maintainer needed**
This project hasn't been maintained for some time. If anyone is interested in
taking over please let me know. If a more up-to-date fork exists, I prefer
archiving this repository and leaving a link to the new one.
------
This package provides Go language bindings to the generic input event
interface in Linux. The *evdev* interface serves the purpose of
passing events generated in the kernel directly to userspace through
character devices that are typically located in `/dev/input/`.
Documentation:
http://godoc.org/github.com/gvalkov/golang-evdev
Development:
https://github.com/gvalkov/golang-evdev
Documentation
¶
Overview ¶
This package provides bindings to the generic input event interface in Linux. The evdev interface serves the purpose of passing events generated in the kernel directly to userspace through character devices that are typically located in /dev/input/.
Please refer to the godoc examples and the bin/evtest example program.
Example ¶
device, _ := Open("/dev/input/event3")
fmt.Println(device)
// InputDevice /dev/input/event3 (fd 3)
// name Logitech USB Laser Mouse
// phys usb-0000:00:12.0-2/input0
// bus 0x0003, vendor 0x046d, product 0xc069, version 0x110
// events EV_KEY 1, EV_SYN 0, EV_REL 2, EV_MSC 4
fmt.Println(device.Capabilities)
// map[ 4:[4 272 273 274 275 276 277 278 279]
// 0:[0 1 2 4]
// 2:[0 1 6 8 272 273 274 275 276 277 278 279]
// 1:[272 273 274 275 276 277 278 279] ]
fmt.Println(device.ResolveCapabilities())
// map[ 4:[4 272 273 274 275 276 277 278 279]
// 0:[0 1 2 4]
// 2:[0 1 6 8 272 273 274 275 276 277 278 279]
// 1:[272 273 274 275 276 277 278 279] ]
Output:
Index ¶
- Constants
- Variables
- func EVIOCGABS(abs int) int
- func EVIOCGBIT(ev, l int) int
- func EVIOCSABS(abs int) int
- func IsInputDevice(path string) bool
- func ListInputDevicePaths(device_glob string) ([]string, error)
- type AbsInfo
- type CapabilityCode
- type CapabilityType
- type InputDevice
- func (dev *InputDevice) GetRepeatRate() *[2]uint
- func (dev *InputDevice) Grab() error
- func (dev *InputDevice) Read() ([]InputEvent, error)
- func (dev *InputDevice) ReadOne() (*InputEvent, error)
- func (dev *InputDevice) Release() error
- func (dev *InputDevice) SetRepeatRate(repeat, delay uint)
- func (dev *InputDevice) String() string
- func (dev *InputDevice) WriteOne(event *InputEvent) error
- type InputEvent
- type KeyEvent
- type KeyEventState
- type RelEvent
Examples ¶
Constants ¶
View Source
const ( EVIOCGID = C.EVIOCGID // get device ID EVIOCGVERSION = C.EVIOCGVERSION // get driver version EVIOCGREP = C.EVIOCGREP // get repeat settings EVIOCSREP = C.EVIOCSREP // set repeat settings EVIOCGKEYCODE = C.EVIOCGKEYCODE // get keycode EVIOCGKEYCODE_V2 = C.EVIOCGKEYCODE_V2 // get keycode EVIOCSKEYCODE = C.EVIOCSKEYCODE // set keycode EVIOCSKEYCODE_V2 = C.EVIOCSKEYCODE_V2 // set keycode EVIOCSFF = C.EVIOCSFF // send a force effect to a force feedback device EVIOCRMFF = C.EVIOCRMFF // erase a force effect EVIOCGEFFECTS = C.EVIOCGEFFECTS // report number of effects playable at the same time EVIOCGRAB = C.EVIOCGRAB // grab/release device EVIOCSCLOCKID = C.EVIOCSCLOCKID // set clockid to be used for timestamps )
View Source
const ( EV_VERSION = 0x010001 ID_BUS = 0 ID_VENDOR = 1 ID_PRODUCT = 2 ID_VERSION = 3 BUS_PCI = 0x01 BUS_ISAPNP = 0x02 BUS_USB = 0x03 BUS_HIL = 0x04 BUS_BLUETOOTH = 0x05 BUS_VIRTUAL = 0x06 BUS_ISA = 0x10 BUS_I8042 = 0x11 BUS_XTKBD = 0x12 BUS_RS232 = 0x13 BUS_GAMEPORT = 0x14 BUS_PARPORT = 0x15 BUS_AMIGA = 0x16 BUS_ADB = 0x17 BUS_I2C = 0x18 BUS_HOST = 0x19 BUS_GSC = 0x1A BUS_ATARI = 0x1B BUS_SPI = 0x1C BUS_RMI = 0x1D BUS_CEC = 0x1E FF_STATUS_STOPPED = 0x00 FF_STATUS_PLAYING = 0x01 FF_STATUS_MAX = 0x01 FF_RUMBLE = 0x50 FF_PERIODIC = 0x51 FF_CONSTANT = 0x52 FF_SPRING = 0x53 FF_FRICTION = 0x54 FF_DAMPER = 0x55 FF_INERTIA = 0x56 FF_RAMP = 0x57 FF_EFFECT_MIN = FF_RUMBLE FF_EFFECT_MAX = FF_RAMP FF_SQUARE = 0x58 FF_TRIANGLE = 0x59 FF_SINE = 0x5a FF_SAW_UP = 0x5b FF_SAW_DOWN = 0x5c FF_CUSTOM = 0x5d FF_WAVEFORM_MIN = FF_SQUARE FF_WAVEFORM_MAX = FF_CUSTOM FF_GAIN = 0x60 FF_AUTOCENTER = 0x61 FF_MAX_EFFECTS = FF_GAIN FF_MAX = 0x7f EV_SYN = 0x00 EV_KEY = 0x01 EV_REL = 0x02 EV_ABS = 0x03 EV_MSC = 0x04 EV_SW = 0x05 EV_LED = 0x11 EV_SND = 0x12 EV_REP = 0x14 EV_FF = 0x15 EV_PWR = 0x16 EV_FF_STATUS = 0x17 EV_MAX = 0x1f SYN_REPORT = 0 SYN_CONFIG = 1 SYN_MT_REPORT = 2 SYN_DROPPED = 3 SYN_MAX = 0xf KEY_RESERVED = 0 KEY_ESC = 1 KEY_1 = 2 KEY_2 = 3 KEY_3 = 4 KEY_4 = 5 KEY_5 = 6 KEY_6 = 7 KEY_7 = 8 KEY_8 = 9 KEY_9 = 10 KEY_0 = 11 KEY_MINUS = 12 KEY_EQUAL = 13 KEY_BACKSPACE = 14 KEY_TAB = 15 KEY_Q = 16 KEY_W = 17 KEY_E = 18 KEY_R = 19 KEY_T = 20 KEY_Y = 21 KEY_U = 22 KEY_I = 23 KEY_O = 24 KEY_P = 25 KEY_LEFTBRACE = 26 KEY_RIGHTBRACE = 27 KEY_ENTER = 28 KEY_LEFTCTRL = 29 KEY_A = 30 KEY_S = 31 KEY_D = 32 KEY_F = 33 KEY_G = 34 KEY_H = 35 KEY_J = 36 KEY_K = 37 KEY_L = 38 KEY_SEMICOLON = 39 KEY_APOSTROPHE = 40 KEY_GRAVE = 41 KEY_LEFTSHIFT = 42 KEY_BACKSLASH = 43 KEY_Z = 44 KEY_X = 45 KEY_C = 46 KEY_V = 47 KEY_B = 48 KEY_N = 49 KEY_M = 50 KEY_COMMA = 51 KEY_DOT = 52 KEY_SLASH = 53 KEY_RIGHTSHIFT = 54 KEY_KPASTERISK = 55 KEY_LEFTALT = 56 KEY_SPACE = 57 KEY_CAPSLOCK = 58 KEY_F1 = 59 KEY_F2 = 60 KEY_F3 = 61 KEY_F4 = 62 KEY_F5 = 63 KEY_F6 = 64 KEY_F7 = 65 KEY_F8 = 66 KEY_F9 = 67 KEY_F10 = 68 KEY_NUMLOCK = 69 KEY_SCROLLLOCK = 70 KEY_KP7 = 71 KEY_KP8 = 72 KEY_KP9 = 73 KEY_KPMINUS = 74 KEY_KP4 = 75 KEY_KP5 = 76 KEY_KP6 = 77 KEY_KPPLUS = 78 KEY_KP1 = 79 KEY_KP2 = 80 KEY_KP3 = 81 KEY_KP0 = 82 KEY_KPDOT = 83 KEY_ZENKAKUHANKAKU = 85 KEY_102ND = 86 KEY_F11 = 87 KEY_F12 = 88 KEY_RO = 89 KEY_KATAKANA = 90 KEY_HIRAGANA = 91 KEY_HENKAN = 92 KEY_KATAKANAHIRAGANA = 93 KEY_MUHENKAN = 94 KEY_KPJPCOMMA = 95 KEY_KPENTER = 96 KEY_RIGHTCTRL = 97 KEY_KPSLASH = 98 KEY_SYSRQ = 99 KEY_RIGHTALT = 100 KEY_LINEFEED = 101 KEY_HOME = 102 KEY_UP = 103 KEY_PAGEUP = 104 KEY_LEFT = 105 KEY_RIGHT = 106 KEY_END = 107 KEY_DOWN = 108 KEY_PAGEDOWN = 109 KEY_INSERT = 110 KEY_DELETE = 111 KEY_MACRO = 112 KEY_MUTE = 113 KEY_VOLUMEDOWN = 114 KEY_VOLUMEUP = 115 KEY_POWER = 116 KEY_KPEQUAL = 117 KEY_KPPLUSMINUS = 118 KEY_PAUSE = 119 KEY_SCALE = 120 KEY_KPCOMMA = 121 KEY_HANGEUL = 122 KEY_HANGUEL = KEY_HANGEUL KEY_HANJA = 123 KEY_YEN = 124 KEY_LEFTMETA = 125 KEY_RIGHTMETA = 126 KEY_COMPOSE = 127 KEY_STOP = 128 KEY_AGAIN = 129 KEY_PROPS = 130 KEY_UNDO = 131 KEY_FRONT = 132 KEY_COPY = 133 KEY_OPEN = 134 KEY_PASTE = 135 KEY_FIND = 136 KEY_CUT = 137 KEY_HELP = 138 KEY_MENU = 139 KEY_CALC = 140 KEY_SETUP = 141 KEY_SLEEP = 142 KEY_WAKEUP = 143 KEY_FILE = 144 KEY_SENDFILE = 145 KEY_DELETEFILE = 146 KEY_XFER = 147 KEY_PROG1 = 148 KEY_PROG2 = 149 KEY_WWW = 150 KEY_MSDOS = 151 KEY_COFFEE = 152 KEY_SCREENLOCK = KEY_COFFEE KEY_ROTATE_DISPLAY = 153 KEY_DIRECTION = KEY_ROTATE_DISPLAY KEY_CYCLEWINDOWS = 154 KEY_MAIL = 155 KEY_BOOKMARKS = 156 KEY_COMPUTER = 157 KEY_BACK = 158 KEY_FORWARD = 159 KEY_CLOSECD = 160 KEY_EJECTCD = 161 KEY_EJECTCLOSECD = 162 KEY_NEXTSONG = 163 KEY_PLAYPAUSE = 164 KEY_PREVIOUSSONG = 165 KEY_STOPCD = 166 KEY_RECORD = 167 KEY_REWIND = 168 KEY_PHONE = 169 KEY_ISO = 170 KEY_CONFIG = 171 KEY_HOMEPAGE = 172 KEY_REFRESH = 173 KEY_EXIT = 174 KEY_MOVE = 175 KEY_EDIT = 176 KEY_SCROLLUP = 177 KEY_SCROLLDOWN = 178 KEY_KPLEFTPAREN = 179 KEY_KPRIGHTPAREN = 180 KEY_NEW = 181 KEY_REDO = 182 KEY_F13 = 183 KEY_F14 = 184 KEY_F15 = 185 KEY_F16 = 186 KEY_F17 = 187 KEY_F18 = 188 KEY_F19 = 189 KEY_F20 = 190 KEY_F21 = 191 KEY_F22 = 192 KEY_F23 = 193 KEY_F24 = 194 KEY_PLAYCD = 200 KEY_PAUSECD = 201 KEY_PROG3 = 202 KEY_PROG4 = 203 KEY_DASHBOARD = 204 KEY_SUSPEND = 205 KEY_CLOSE = 206 KEY_PLAY = 207 KEY_FASTFORWARD = 208 KEY_BASSBOOST = 209 KEY_PRINT = 210 KEY_HP = 211 KEY_CAMERA = 212 KEY_SOUND = 213 KEY_QUESTION = 214 KEY_EMAIL = 215 KEY_CHAT = 216 KEY_SEARCH = 217 KEY_CONNECT = 218 KEY_FINANCE = 219 KEY_SPORT = 220 KEY_SHOP = 221 KEY_ALTERASE = 222 KEY_CANCEL = 223 KEY_BRIGHTNESSDOWN = 224 KEY_BRIGHTNESSUP = 225 KEY_MEDIA = 226 KEY_SWITCHVIDEOMODE = 227 KEY_KBDILLUMTOGGLE = 228 KEY_KBDILLUMDOWN = 229 KEY_KBDILLUMUP = 230 KEY_SEND = 231 KEY_REPLY = 232 KEY_FORWARDMAIL = 233 KEY_SAVE = 234 KEY_DOCUMENTS = 235 KEY_BATTERY = 236 KEY_BLUETOOTH = 237 KEY_WLAN = 238 KEY_UWB = 239 KEY_UNKNOWN = 240 KEY_VIDEO_NEXT = 241 KEY_VIDEO_PREV = 242 KEY_BRIGHTNESS_CYCLE = 243 KEY_BRIGHTNESS_AUTO = 244 KEY_BRIGHTNESS_ZERO = KEY_BRIGHTNESS_AUTO KEY_DISPLAY_OFF = 245 KEY_WWAN = 246 KEY_WIMAX = KEY_WWAN KEY_RFKILL = 247 KEY_MICMUTE = 248 BTN_MISC = 0x100 BTN_0 = 0x100 BTN_1 = 0x101 BTN_2 = 0x102 BTN_3 = 0x103 BTN_4 = 0x104 BTN_5 = 0x105 BTN_6 = 0x106 BTN_7 = 0x107 BTN_8 = 0x108 BTN_9 = 0x109 BTN_MOUSE = 0x110 BTN_LEFT = 0x110 BTN_RIGHT = 0x111 BTN_MIDDLE = 0x112 BTN_SIDE = 0x113 BTN_EXTRA = 0x114 BTN_FORWARD = 0x115 BTN_BACK = 0x116 BTN_TASK = 0x117 BTN_JOYSTICK = 0x120 BTN_TRIGGER = 0x120 BTN_THUMB = 0x121 BTN_THUMB2 = 0x122 BTN_TOP = 0x123 BTN_TOP2 = 0x124 BTN_PINKIE = 0x125 BTN_BASE = 0x126 BTN_BASE2 = 0x127 BTN_BASE3 = 0x128 BTN_BASE4 = 0x129 BTN_BASE5 = 0x12a BTN_BASE6 = 0x12b BTN_DEAD = 0x12f BTN_GAMEPAD = 0x130 BTN_SOUTH = 0x130 BTN_A = BTN_SOUTH BTN_EAST = 0x131 BTN_B = BTN_EAST BTN_C = 0x132 BTN_NORTH = 0x133 BTN_X = BTN_NORTH BTN_WEST = 0x134 BTN_Y = BTN_WEST BTN_Z = 0x135 BTN_TL = 0x136 BTN_TR = 0x137 BTN_TL2 = 0x138 BTN_TR2 = 0x139 BTN_SELECT = 0x13a BTN_START = 0x13b BTN_MODE = 0x13c BTN_THUMBL = 0x13d BTN_THUMBR = 0x13e BTN_DIGI = 0x140 BTN_TOOL_PEN = 0x140 BTN_TOOL_RUBBER = 0x141 BTN_TOOL_BRUSH = 0x142 BTN_TOOL_PENCIL = 0x143 BTN_TOOL_AIRBRUSH = 0x144 BTN_TOOL_FINGER = 0x145 BTN_TOOL_MOUSE = 0x146 BTN_TOOL_LENS = 0x147 BTN_TOOL_QUINTTAP = 0x148 BTN_TOUCH = 0x14a BTN_STYLUS = 0x14b BTN_STYLUS2 = 0x14c BTN_TOOL_DOUBLETAP = 0x14d BTN_TOOL_TRIPLETAP = 0x14e BTN_TOOL_QUADTAP = 0x14f BTN_WHEEL = 0x150 BTN_GEAR_DOWN = 0x150 BTN_GEAR_UP = 0x151 KEY_OK = 0x160 KEY_SELECT = 0x161 KEY_GOTO = 0x162 KEY_CLEAR = 0x163 KEY_POWER2 = 0x164 KEY_OPTION = 0x165 KEY_INFO = 0x166 KEY_TIME = 0x167 KEY_VENDOR = 0x168 KEY_ARCHIVE = 0x169 KEY_PROGRAM = 0x16a KEY_CHANNEL = 0x16b KEY_FAVORITES = 0x16c KEY_EPG = 0x16d KEY_PVR = 0x16e KEY_MHP = 0x16f KEY_LANGUAGE = 0x170 KEY_TITLE = 0x171 KEY_SUBTITLE = 0x172 KEY_ANGLE = 0x173 KEY_ZOOM = 0x174 KEY_MODE = 0x175 KEY_KEYBOARD = 0x176 KEY_SCREEN = 0x177 KEY_PC = 0x178 KEY_TV = 0x179 KEY_TV2 = 0x17a KEY_VCR = 0x17b KEY_VCR2 = 0x17c KEY_SAT = 0x17d KEY_SAT2 = 0x17e KEY_CD = 0x17f KEY_TAPE = 0x180 KEY_RADIO = 0x181 KEY_TUNER = 0x182 KEY_PLAYER = 0x183 KEY_TEXT = 0x184 KEY_DVD = 0x185 KEY_AUX = 0x186 KEY_MP3 = 0x187 KEY_AUDIO = 0x188 KEY_VIDEO = 0x189 KEY_DIRECTORY = 0x18a KEY_LIST = 0x18b KEY_MEMO = 0x18c KEY_CALENDAR = 0x18d KEY_RED = 0x18e KEY_GREEN = 0x18f KEY_YELLOW = 0x190 KEY_BLUE = 0x191 KEY_CHANNELUP = 0x192 KEY_CHANNELDOWN = 0x193 KEY_FIRST = 0x194 KEY_LAST = 0x195 KEY_AB = 0x196 KEY_NEXT = 0x197 KEY_RESTART = 0x198 KEY_SLOW = 0x199 KEY_SHUFFLE = 0x19a KEY_BREAK = 0x19b KEY_PREVIOUS = 0x19c KEY_DIGITS = 0x19d KEY_TEEN = 0x19e KEY_TWEN = 0x19f KEY_VIDEOPHONE = 0x1a0 KEY_GAMES = 0x1a1 KEY_ZOOMIN = 0x1a2 KEY_ZOOMOUT = 0x1a3 KEY_ZOOMRESET = 0x1a4 KEY_WORDPROCESSOR = 0x1a5 KEY_EDITOR = 0x1a6 KEY_SPREADSHEET = 0x1a7 KEY_GRAPHICSEDITOR = 0x1a8 KEY_PRESENTATION = 0x1a9 KEY_DATABASE = 0x1aa KEY_NEWS = 0x1ab KEY_VOICEMAIL = 0x1ac KEY_ADDRESSBOOK = 0x1ad KEY_MESSENGER = 0x1ae KEY_DISPLAYTOGGLE = 0x1af KEY_BRIGHTNESS_TOGGLE = KEY_DISPLAYTOGGLE KEY_SPELLCHECK = 0x1b0 KEY_LOGOFF = 0x1b1 KEY_DOLLAR = 0x1b2 KEY_EURO = 0x1b3 KEY_FRAMEBACK = 0x1b4 KEY_FRAMEFORWARD = 0x1b5 KEY_CONTEXT_MENU = 0x1b6 KEY_MEDIA_REPEAT = 0x1b7 KEY_10CHANNELSUP = 0x1b8 KEY_10CHANNELSDOWN = 0x1b9 KEY_IMAGES = 0x1ba KEY_DEL_EOL = 0x1c0 KEY_DEL_EOS = 0x1c1 KEY_INS_LINE = 0x1c2 KEY_DEL_LINE = 0x1c3 KEY_FN = 0x1d0 KEY_FN_ESC = 0x1d1 KEY_FN_F1 = 0x1d2 KEY_FN_F2 = 0x1d3 KEY_FN_F3 = 0x1d4 KEY_FN_F4 = 0x1d5 KEY_FN_F5 = 0x1d6 KEY_FN_F6 = 0x1d7 KEY_FN_F7 = 0x1d8 KEY_FN_F8 = 0x1d9 KEY_FN_F9 = 0x1da KEY_FN_F10 = 0x1db KEY_FN_F11 = 0x1dc KEY_FN_F12 = 0x1dd KEY_FN_1 = 0x1de KEY_FN_2 = 0x1df KEY_FN_D = 0x1e0 KEY_FN_E = 0x1e1 KEY_FN_F = 0x1e2 KEY_FN_S = 0x1e3 KEY_FN_B = 0x1e4 KEY_BRL_DOT1 = 0x1f1 KEY_BRL_DOT2 = 0x1f2 KEY_BRL_DOT3 = 0x1f3 KEY_BRL_DOT4 = 0x1f4 KEY_BRL_DOT5 = 0x1f5 KEY_BRL_DOT6 = 0x1f6 KEY_BRL_DOT7 = 0x1f7 KEY_BRL_DOT8 = 0x1f8 KEY_BRL_DOT9 = 0x1f9 KEY_BRL_DOT10 = 0x1fa KEY_NUMERIC_0 = 0x200 KEY_NUMERIC_1 = 0x201 KEY_NUMERIC_2 = 0x202 KEY_NUMERIC_3 = 0x203 KEY_NUMERIC_4 = 0x204 KEY_NUMERIC_5 = 0x205 KEY_NUMERIC_6 = 0x206 KEY_NUMERIC_7 = 0x207 KEY_NUMERIC_8 = 0x208 KEY_NUMERIC_9 = 0x209 KEY_NUMERIC_STAR = 0x20a KEY_NUMERIC_POUND = 0x20b KEY_NUMERIC_A = 0x20c KEY_NUMERIC_B = 0x20d KEY_NUMERIC_C = 0x20e KEY_NUMERIC_D = 0x20f KEY_CAMERA_FOCUS = 0x210 KEY_WPS_BUTTON = 0x211 KEY_TOUCHPAD_TOGGLE = 0x212 KEY_TOUCHPAD_ON = 0x213 KEY_TOUCHPAD_OFF = 0x214 KEY_CAMERA_ZOOMIN = 0x215 KEY_CAMERA_ZOOMOUT = 0x216 KEY_CAMERA_UP = 0x217 KEY_CAMERA_DOWN = 0x218 KEY_CAMERA_LEFT = 0x219 KEY_CAMERA_RIGHT = 0x21a KEY_ATTENDANT_ON = 0x21b KEY_ATTENDANT_OFF = 0x21c KEY_ATTENDANT_TOGGLE = 0x21d KEY_LIGHTS_TOGGLE = 0x21e BTN_DPAD_UP = 0x220 BTN_DPAD_DOWN = 0x221 BTN_DPAD_LEFT = 0x222 BTN_DPAD_RIGHT = 0x223 KEY_ALS_TOGGLE = 0x230 KEY_BUTTONCONFIG = 0x240 KEY_TASKMANAGER = 0x241 KEY_JOURNAL = 0x242 KEY_CONTROLPANEL = 0x243 KEY_APPSELECT = 0x244 KEY_SCREENSAVER = 0x245 KEY_VOICECOMMAND = 0x246 KEY_BRIGHTNESS_MIN = 0x250 KEY_BRIGHTNESS_MAX = 0x251 KEY_KBDINPUTASSIST_PREV = 0x260 KEY_KBDINPUTASSIST_NEXT = 0x261 KEY_KBDINPUTASSIST_PREVGROUP = 0x262 KEY_KBDINPUTASSIST_NEXTGROUP = 0x263 KEY_KBDINPUTASSIST_ACCEPT = 0x264 KEY_KBDINPUTASSIST_CANCEL = 0x265 KEY_RIGHT_UP = 0x266 KEY_RIGHT_DOWN = 0x267 KEY_LEFT_UP = 0x268 KEY_LEFT_DOWN = 0x269 KEY_ROOT_MENU = 0x26a KEY_MEDIA_TOP_MENU = 0x26b KEY_NUMERIC_11 = 0x26c KEY_NUMERIC_12 = 0x26d KEY_AUDIO_DESC = 0x26e KEY_3D_MODE = 0x26f KEY_NEXT_FAVORITE = 0x270 KEY_STOP_RECORD = 0x271 KEY_PAUSE_RECORD = 0x272 KEY_VOD = 0x273 KEY_UNMUTE = 0x274 KEY_FASTREVERSE = 0x275 KEY_SLOWREVERSE = 0x276 KEY_DATA = 0x275 BTN_TRIGGER_HAPPY = 0x2c0 BTN_TRIGGER_HAPPY1 = 0x2c0 BTN_TRIGGER_HAPPY2 = 0x2c1 BTN_TRIGGER_HAPPY3 = 0x2c2 BTN_TRIGGER_HAPPY4 = 0x2c3 BTN_TRIGGER_HAPPY5 = 0x2c4 BTN_TRIGGER_HAPPY6 = 0x2c5 BTN_TRIGGER_HAPPY7 = 0x2c6 BTN_TRIGGER_HAPPY8 = 0x2c7 BTN_TRIGGER_HAPPY9 = 0x2c8 BTN_TRIGGER_HAPPY10 = 0x2c9 BTN_TRIGGER_HAPPY11 = 0x2ca BTN_TRIGGER_HAPPY12 = 0x2cb BTN_TRIGGER_HAPPY13 = 0x2cc BTN_TRIGGER_HAPPY14 = 0x2cd BTN_TRIGGER_HAPPY15 = 0x2ce BTN_TRIGGER_HAPPY16 = 0x2cf BTN_TRIGGER_HAPPY17 = 0x2d0 BTN_TRIGGER_HAPPY18 = 0x2d1 BTN_TRIGGER_HAPPY19 = 0x2d2 BTN_TRIGGER_HAPPY20 = 0x2d3 BTN_TRIGGER_HAPPY21 = 0x2d4 BTN_TRIGGER_HAPPY22 = 0x2d5 BTN_TRIGGER_HAPPY23 = 0x2d6 BTN_TRIGGER_HAPPY24 = 0x2d7 BTN_TRIGGER_HAPPY25 = 0x2d8 BTN_TRIGGER_HAPPY26 = 0x2d9 BTN_TRIGGER_HAPPY27 = 0x2da BTN_TRIGGER_HAPPY28 = 0x2db BTN_TRIGGER_HAPPY29 = 0x2dc BTN_TRIGGER_HAPPY30 = 0x2dd BTN_TRIGGER_HAPPY31 = 0x2de BTN_TRIGGER_HAPPY32 = 0x2df BTN_TRIGGER_HAPPY33 = 0x2e0 BTN_TRIGGER_HAPPY34 = 0x2e1 BTN_TRIGGER_HAPPY35 = 0x2e2 BTN_TRIGGER_HAPPY36 = 0x2e3 BTN_TRIGGER_HAPPY37 = 0x2e4 BTN_TRIGGER_HAPPY38 = 0x2e5 BTN_TRIGGER_HAPPY39 = 0x2e6 BTN_TRIGGER_HAPPY40 = 0x2e7 KEY_MIN_INTERESTING = KEY_MUTE KEY_MAX = 0x2ff REL_X = 0x00 REL_Y = 0x01 REL_Z = 0x02 REL_RX = 0x03 REL_RY = 0x04 REL_RZ = 0x05 REL_HWHEEL = 0x06 REL_DIAL = 0x07 REL_WHEEL = 0x08 REL_MISC = 0x09 REL_MAX = 0x0f ABS_X = 0x00 ABS_Y = 0x01 ABS_Z = 0x02 ABS_RX = 0x03 ABS_RY = 0x04 ABS_RZ = 0x05 ABS_THROTTLE = 0x06 ABS_RUDDER = 0x07 ABS_WHEEL = 0x08 ABS_GAS = 0x09 ABS_BRAKE = 0x0a ABS_HAT0X = 0x10 ABS_HAT0Y = 0x11 ABS_HAT1X = 0x12 ABS_HAT1Y = 0x13 ABS_HAT2X = 0x14 ABS_HAT2Y = 0x15 ABS_HAT3X = 0x16 ABS_HAT3Y = 0x17 ABS_PRESSURE = 0x18 ABS_DISTANCE = 0x19 ABS_TILT_X = 0x1a ABS_TILT_Y = 0x1b ABS_TOOL_WIDTH = 0x1c ABS_VOLUME = 0x20 ABS_MISC = 0x28 ABS_MT_SLOT = 0x2f ABS_MT_TOUCH_MAJOR = 0x30 ABS_MT_TOUCH_MINOR = 0x31 ABS_MT_WIDTH_MAJOR = 0x32 ABS_MT_WIDTH_MINOR = 0x33 ABS_MT_ORIENTATION = 0x34 ABS_MT_POSITION_X = 0x35 ABS_MT_POSITION_Y = 0x36 ABS_MT_TOOL_TYPE = 0x37 ABS_MT_BLOB_ID = 0x38 ABS_MT_TRACKING_ID = 0x39 ABS_MT_PRESSURE = 0x3a ABS_MT_DISTANCE = 0x3b ABS_MT_TOOL_X = 0x3c ABS_MT_TOOL_Y = 0x3d ABS_MAX = 0x3f SW_LID = 0x00 SW_TABLET_MODE = 0x01 SW_HEADPHONE_INSERT = 0x02 SW_RFKILL_ALL = 0x03 SW_RADIO = SW_RFKILL_ALL SW_MICROPHONE_INSERT = 0x04 SW_DOCK = 0x05 SW_LINEOUT_INSERT = 0x06 SW_JACK_PHYSICAL_INSERT = 0x07 SW_VIDEOOUT_INSERT = 0x08 SW_CAMERA_LENS_COVER = 0x09 SW_KEYPAD_SLIDE = 0x0a SW_FRONT_PROXIMITY = 0x0b SW_ROTATE_LOCK = 0x0c SW_LINEIN_INSERT = 0x0d SW_MUTE_DEVICE = 0x0e SW_PEN_INSERTED = 0x0f SW_MAX = 0x0f MSC_SERIAL = 0x00 MSC_PULSELED = 0x01 MSC_GESTURE = 0x02 MSC_RAW = 0x03 MSC_SCAN = 0x04 MSC_TIMESTAMP = 0x05 MSC_MAX = 0x07 LED_NUML = 0x00 LED_CAPSL = 0x01 LED_SCROLLL = 0x02 LED_COMPOSE = 0x03 LED_KANA = 0x04 LED_SLEEP = 0x05 LED_SUSPEND = 0x06 LED_MUTE = 0x07 LED_MISC = 0x08 LED_MAIL = 0x09 LED_CHARGING = 0x0a LED_MAX = 0x0f REP_DELAY = 0x00 REP_PERIOD = 0x01 REP_MAX = 0x01 SND_CLICK = 0x00 SND_BELL = 0x01 SND_TONE = 0x02 SND_MAX = 0x07 )
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const MAX_NAME_SIZE = 256
Variables ¶
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var ABS = map[int]string{}
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var BTN = map[int]string{}
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var BUS = map[int]string{}
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var ByEventType = map[int]map[int]string{ EV_KEY: KEY, EV_ABS: ABS, EV_REL: REL, EV_SW: SW, EV_MSC: MSC, EV_LED: LED, EV_REP: REP, EV_SND: SND, EV_SYN: SYN, EV_FF: FF, }
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var EV = map[int]string{}
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var EVIOCGKEY = C._EVIOCGKEY(MAX_NAME_SIZE) // get global key state
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var EVIOCGLED = C._EVIOCGLED(MAX_NAME_SIZE) // get all LEDs
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var EVIOCGNAME = C._EVIOCGNAME(MAX_NAME_SIZE) // get device name
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var EVIOCGPHYS = C._EVIOCGPHYS(MAX_NAME_SIZE) // get physical location
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var EVIOCGPROP = C._EVIOCGPROP(MAX_NAME_SIZE) // get device properties
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var EVIOCGSND = C._EVIOCGSND(MAX_NAME_SIZE) // get all sounds status
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var EVIOCGSW = C._EVIOCGSW(MAX_NAME_SIZE) // get all switch states
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var EVIOCGUNIQ = C._EVIOCGUNIQ(MAX_NAME_SIZE) // get unique identifier
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var EventFactory map[uint16]interface{} = make(map[uint16]interface{})
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var FF = map[int]string{}
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var ID = map[int]string{}
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var KEY = map[int]string{}
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var LED = map[int]string{}
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var MSC = map[int]string{}
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var REL = map[int]string{}
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var REP = map[int]string{}
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var SND = map[int]string{}
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var SW = map[int]string{}
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var SYN = map[int]string{}
Functions ¶
func IsInputDevice ¶
Determine if a path exist and is a character input device.
func ListInputDevicePaths ¶
Return a list of accessible input device names matched by deviceglob (default '/dev/input/event*').
Types ¶
type CapabilityCode ¶
type CapabilityType ¶
type InputDevice ¶
type InputDevice struct {
Fn string // path to input device (devnode)
Name string // device name
Phys string // physical topology of device
File *os.File // an open file handle to the input device
Bustype uint16 // bus type identifier
Vendor uint16 // vendor identifier
Product uint16 // product identifier
Version uint16 // version identifier
EvdevVersion int // evdev protocol version
Capabilities map[CapabilityType][]CapabilityCode // supported event types and codes.
CapabilitiesFlat map[int][]int
}
A Linux input device from which events can be read.
func ListInputDevices ¶
func ListInputDevices(device_glob_arg ...string) ([]*InputDevice, error)
Return a list of accessible input devices matched by deviceglob (default '/dev/input/event/*').
Example ¶
Listing accessible input devices.
devices, _ := evdev.ListInputDevices()
for _, dev := range devices {
fmt.Printf("%s %s %s", dev.Fn, dev.Name, dev.Phys)
}
Output:
func Open ¶
func Open(devnode string) (*InputDevice, error)
Open an evdev input device.
Example ¶
device, _ := Open("/dev/input/event3")
fmt.Println(device)
Output:
func (*InputDevice) GetRepeatRate ¶
func (dev *InputDevice) GetRepeatRate() *[2]uint
Get repeat rate as a two element array.
[0] repeat rate in characters per second
[1] amount of time that a key must be depressed before it will start
to repeat (in milliseconds)
func (*InputDevice) Read ¶
func (dev *InputDevice) Read() ([]InputEvent, error)
Read and return a slice of input events from device.
func (*InputDevice) ReadOne ¶
func (dev *InputDevice) ReadOne() (*InputEvent, error)
Read and return a single input event.
func (*InputDevice) Release ¶
func (dev *InputDevice) Release() error
Release a grabbed input device.
func (*InputDevice) SetRepeatRate ¶
func (dev *InputDevice) SetRepeatRate(repeat, delay uint)
Set repeat rate and delay.
func (*InputDevice) String ¶
func (dev *InputDevice) String() string
Get a useful description for an input device. Example:
InputDevice /dev/input/event3 (fd 3) name Logitech USB Laser Mouse phys usb-0000:00:12.0-2/input0 bus 0x3, vendor 0x46d, product 0xc069, version 0x110 events EV_KEY 1, EV_SYN 0, EV_REL 2, EV_MSC 4
func (*InputDevice) WriteOne ¶
func (dev *InputDevice) WriteOne(event *InputEvent) error
Write a single input event.
type InputEvent ¶
type InputEvent struct {
Time syscall.Timeval // time in seconds since epoch at which event occurred
Type uint16 // event type - one of ecodes.EV_*
Code uint16 // event code related to the event type
Value int32 // event value related to the event type
}
func (*InputEvent) String ¶
func (ev *InputEvent) String() string
Get a useful description for an input event. Example:
event at 1347905437.435795, code 01, type 02, val 02
type KeyEvent ¶
type KeyEvent struct {
Event *InputEvent
Scancode uint16
Keycode uint16
State KeyEventState
}
KeyEvents are used to describe state changes of keyboards, buttons, or other key-like devices.
func NewKeyEvent ¶
func NewKeyEvent(ev *InputEvent) *KeyEvent
func (*KeyEvent) New ¶
func (kev *KeyEvent) New(ev *InputEvent)
type KeyEventState ¶
type KeyEventState uint8
const ( KeyUp KeyEventState = 0x0 KeyDown KeyEventState = 0x1 KeyHold KeyEventState = 0x2 )
type RelEvent ¶
type RelEvent struct {
Event *InputEvent
}
RelEvents are used to describe relative axis value changes, e.g. moving the mouse 5 units to the left.
func NewRelEvent ¶
func NewRelEvent(ev *InputEvent) *RelEvent
func (*RelEvent) New ¶
func (rev *RelEvent) New(ev *InputEvent)
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