synpad

synpad.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

"""Simple synaptics client save/restore."""

import argparse
import sys
import os.path
from collections import OrderedDict
from subprocess import *

CFGPATH = os.path.expanduser("~/.config/synpadrc")

parser = argparse.ArgumentParser(description=__doc__)
parser.add_argument("-s", "--save", action="store_true", help="save config")
parser.add_argument("-r", "--restore", action="store_true", help="restore config")
parser.add_argument("-d", "--diff", action="store_true", help="show diff between saved and live config")
parser.add_argument("-l", "--list", action="store_true", help="show current config (same as synclient -l)")

def synclient(*options):
    """Run synclient with options and return the (code, output)."""
    args = ["synclient"] + list(options)
    cmd = Popen(args, stdout=PIPE, stderr=PIPE)
    cmd.wait()
    out = cmd.stdout.read()
    if cmd.returncode != 0:
        print "Error running %s:\n%s" % (' '.join(args), out)
        sys.exit(-1)
    return out

def parse(options):
    """Return an OrderedDict of options from an options file."""
    optd = OrderedDict()
    for line in options:
        if "=" in line:
            sp = [l.strip() for l in line.split("=")]
            optd[sp[0]] = sp[1]
    return optd

def dolist():
    out = synclient("-l").strip()
    print out

def save():
    out = synclient("-l")
    open(CFGPATH, "w+").write(out)

broken = ('FingerLow', 'FingerHigh')

def restore():
    try:
        options = open(CFGPATH).readlines()
    except IOError:
        print "Could not load configuration from %s." % CFGPATH
        sys.exit(-1)
    if not options:
        print "No options saved in configuration."
        sys.exit(0)

    optd = parse(options)

    for k,v in optd.iteritems():
        # there is some kind of bug setting this option
        if k in broken:
            continue
        synclient("%s=%s" % (k,v))

def diff():
    current = synclient("-l")
    coptd = parse(current)

    saved = open(CFGPATH).read()
    soptd = parse(saved)

    diffs = False

    for k,v in coptd.iteritems():
        if k not in soptd:
            print "%s = %s (cfg: missing)" % (k, v)
            diffs = True
        if v != soptd[k]:
            print "%s = %s (cfg: %s)" % (k, v, soptd[k])
            diffs = True

    for k,v in soptd.iteritems():
        if k not in coptd:
            print "%s = %s (current: missing)" % (k, v)
            diffs = True

    sys.exit(1 if diffs else 0)



if __name__ == '__main__':
    args = parser.parse_args()
    if args.list:
        dolist()
    if args.save:
        save()
    if args.restore:
        restore()
    if args.diff:
        diff()

synpadrc

Parameter settings:
    LeftEdge                = -3791
    RightEdge               = 4311
    TopEdge                 = 423
    BottomEdge              = 6027
    FingerLow               = 70
    FingerHigh              = 50
    MaxTapTime              = 180
    MaxTapMove              = 522
    MaxDoubleTapTime        = 180
    SingleTapTimeout        = 180
    ClickTime               = 100
    EmulateMidButtonTime    = 0
    EmulateTwoFingerMinZ    = 283
    EmulateTwoFingerMinW    = 7
    VertScrollDelta         = 237
    HorizScrollDelta        = 237
    VertEdgeScroll          = 0
    HorizEdgeScroll         = 0
    CornerCoasting          = 0
    # use 2-finger scroll instead of edge scroll
    VertTwoFingerScroll     = 1
    HorizTwoFingerScroll    = 1
    # still figuring these, might reduce the minspeed a smidge
    MinSpeed                = 0.8
    MaxSpeed                = 2.5
    AccelFactor             = 0.01
    TouchpadOff             = 0
    LockedDrags             = 0
    LockedDragTimeout       = 5000
    RTCornerButton          = 0
    RBCornerButton          = 0
    LTCornerButton          = 0
    LBCornerButton          = 0
    TapButton1              = 1
    # disable 2 & 3 button taps as these get in the way of some gestures and i don't use them often
    TapButton2              = 0
    TapButton3              = 0
    ClickFinger1            = 1
    ClickFinger2            = 3
    # disable 3-finger click
    ClickFinger3            = 0
    CircularScrolling       = 0
    CircScrollDelta         = 0.1
    CircScrollTrigger       = 0
    CircularPad             = 0
    # enable palm detection but set everything as high as possible
    # lower values were triggering occasionally with my fingers
    PalmDetect              = 1
    PalmMinWidth            = 15
    PalmMinZ                = 255
    CoastingSpeed           = 20
    CoastingFriction        = 50
    PressureMotionMinZ      = 30
    PressureMotionMaxZ      = 160
    PressureMotionMinFactor = 1
    PressureMotionMaxFactor = 1
    ResolutionDetect        = 1
    GrabEventDevice         = 0
    TapAndDragGesture       = 0
    AreaLeftEdge            = 0
    AreaRightEdge           = 0
    AreaTopEdge             = 0
    AreaBottomEdge          = 0
    HorizHysteresis         = 39
    VertHysteresis          = 27
    ClickPad                = 1
    RightButtonAreaLeft     = 0
    RightButtonAreaRight    = 0
    RightButtonAreaTop      = 0
    RightButtonAreaBottom   = 0
    MiddleButtonAreaLeft    = 0
    MiddleButtonAreaRight   = 0
    MiddleButtonAreaTop     = 0
    MiddleButtonAreaBottom  = 0