Method InputDevice

src/logid/InputDevice.cpp:43–72

}

InputDevice::InputDevice(const char* name) {
    device = libevdev_new();
    libevdev_set_name(device, name);

    libevdev_enable_event_type(device, EV_KEY);
    for (unsigned int i = 0; i < KEY_CNT; i++) {
        // Enable some keys which a normal keyboard should have
        // by default, i.e. a-z, modifier keys and so on, see:
        // /usr/include/linux/input-event-codes.h
        if (i < 128) {
            registered_keys[i] = true;
            libevdev_enable_event_code(device, EV_KEY, i, nullptr);
        } else {
            registered_keys[i] = false;
        }
    }

    for (bool& axis: registered_axis)
        axis = false;

    libevdev_enable_event_type(device, EV_REL);

    int err = libevdev_uinput_create_from_device(device,
                                                 LIBEVDEV_UINPUT_OPEN_MANAGED, &ui_device);

    if (err != 0) {
        libevdev_free(device);
        throw std::system_error(-err, std::generic_category());
    }
}

InputDevice::~InputDevice() {
    libevdev_uinput_destroy(ui_device);