setconfig.py

#!/usr/bin/python

# From https://github.com/nitg16/tapioca, for debugging purposes

import evdev
import subprocess
from decimal import Decimal
import time
import os
import ConfigParser
from collections import OrderedDict
from threading import Timer, Thread
from pymouse import PyMouse
import argparse
import sys

# todo
# long press should not work on two finger long press
# implement three finger tap
# implement swipes

mouse = PyMouse()
app_name = "tapioca"
config_folder = os.path.join(os.path.expanduser("~"), '.config', app_name)
config_file = app_name + ".conf"
full_config_file_path = os.path.join(config_folder, config_file)
Config = ConfigParser.ConfigParser(allow_no_value=True)

parser = argparse.ArgumentParser(
    description=app_name + " enables right click on linux touchscreen devices.")
parser.add_argument(
    "--device", help="Specify name of your touch panel make" \
    " (can be found out by running xinput command).")

args = parser.parse_args()
# print(args.device)

# do not edit these settings, all settings should be changed in .conf file
# in user section

default_section = "Default Settings"
user_section = "User Settings"
default_settings = OrderedDict([
    ('; Touch panel make (run xinput command in terminal)', None),
    ('touch_panel', ""),
    ('; Minimum long press time in seconds, e.g - 0.5, 1.2', None),
    ('minimum_long_press_time', 1.5),
    ('; Right click methods, possible values - xdotool, pymouse', None),
    ('right_click_method', 'xdotool'),
    ('; Long press behavior, possible values - pc (menu appears after finger lift),' \
     ' smartphone (no finger lift required, menu flickers once)', None),
    ('long_press_behavior', 'pc'),
    ('; Long press, possible values - 1 (True), 0 (False)', None),
    ('enable_long_press', 1),
    ('; Two finger tap, possible values - 1 (True), 0 (False)', None),
    ('enable_two_finger_tap', 1)
])


def setconfig():
    try:
        if os.stat(full_config_file_path).st_size > 0:
            file_empty = False
        else:
            file_empty = True
    except OSError:
        pass

    if not os.path.exists(config_folder):
        os.makedirs(config_folder)
    if not os.path.exists(full_config_file_path) or file_empty == True:
        with open(full_config_file_path, "w+") as f:
            Config.add_section(default_section)
            Config.set(
                default_section, '; !!!! do not edit, change settings in user section !!!!')
            for k, v in default_settings.items():
                if v == None:
                    Config.set(default_section, k)
                else:
                    Config.set(default_section, k, v)
            Config.add_section(user_section)
            Config.set(user_section, '; change settings below')
            for k, v in default_settings.items():
                if v == None:
                    Config.set(user_section, k)
                else:
                    Config.set(user_section, k, v)
            Config.write(f)

        if args.device != None:
            with open(full_config_file_path, "w") as b:
                Config.set(user_section, "touch_panel", args.device)
                Config.write(b)

try:
    setconfig()
except KeyboardInterrupt:
    sys.exit(1)