Joystick Gremlin plugin to remap the short and long press of a physical push button to two virtual buttons.

push.py

import gremlin
import threading
import time
from gremlin.user_plugin import *


mode = ModeVariable(
        "Mode",
        "The mode to use for this instance"
)
long_p = IntegerVariable(
        "Long Delay (ms)",
        "Long Delay (ms)",
        400,
        100,
        10000
)
joy_1 = PhysicalInputVariable(
        "Physical Button",
        "Physical Button",
        [gremlin.common.InputType.JoystickButton]
)
vjoy_1 = VirtualInputVariable(
        "Virtual Short",
        "Virtual Short",
        [gremlin.common.InputType.JoystickButton]
)
vjoy_2 = VirtualInputVariable(
        "Virtual Long",
        "Virtual Long",
        [gremlin.common.InputType.JoystickButton]
)

decorator_1 = joy_1.create_decorator(mode.value)
start_t = 0
short_t = None
long_t = None


def change_state(pressed, vjoy):
    global long_p, vjoy_1, vjoy_2, start_t, short_t, long_t

    v1 = vjoy[vjoy_1.value["device_id"]].button(vjoy_1.value["input_id"])
    v2 = vjoy[vjoy_2.value["device_id"]].button(vjoy_2.value["input_id"])

    if pressed:
        if short_t is not None: short_t.cancel()
        if long_t is not None: long_t.cancel()
        v1.is_pressed = v2.is_pressed = False
        start_t = time.monotonic()
        long_t = threading.Timer(long_p.value/1000.0, long_press, [v2])
        long_t.start()
    else:
        if long_t is None: # reset or bad state
            v1.is_pressed = v2.is_pressed = False
        else:
            long_t.cancel()
            if v2.is_pressed: # long press
                v2.is_pressed = False
                long_t = None
            else: # short press, released before long press delay
                v1.is_pressed = True
                v2.is_pressed = False
                if short_t is not None: short_t.cancel()
                short_t = threading.Timer(time.monotonic()-start_t, short_release, [v1])
                short_t.start()

def long_press(v2):
    v2.is_pressed = True

def short_release(v1):
    v1.is_pressed = False

@decorator_1.button(joy_1.input_id)
def joy_event(event, vjoy):
    change_state(event.is_pressed, vjoy)

if joy_1.value is not None:
    vjoy_init = gremlin.input_devices.VJoyPlugin.vjoy
    change_state(False, vjoy_init)