#!/usr/bin/env python

# -*- coding: utf-8 -*-

#

# untitled.py

#

# Copyright 2012 Scott Thomson <scotty3785@gmail.com>

#

# This program is free software; you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation; either version 2 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program; if not, write to the Free Software

# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,

# MA 02110-1301, USA.

#

#

import serial

import fnmatch

from Tkinter import *

def auto_detect_serial_unix(preferred_list=['*']):

'''try to auto-detect serial ports on linux'''

import glob

glist = glob.glob('/dev/ttyUSB*') + glob.glob('/dev/ttyACM*')

ret = []

# try preferred ones first

for d in glist:

for preferred in preferred_list:

if fnmatch.fnmatch(d, preferred):

#ret.append(SerialPort(d))

ret.append(d)

if len(ret) > 0:

return ret

# now the rest

for d in glist:

#ret.append(SerialPort(d))

ret.append(d)

if len(ret) == 0:

ret.append("")

return ret

class SerialPortSelect(LabelFrame):

def __init__(self,parent=None,**kw):

LabelFrame.__init__(self,parent,text="Serial Port",padx=5,pady=5)

self.config(width=300)

self.serialPort = StringVar(self)

self.serialBaud = StringVar(self)

self.serialPortList = auto_detect_serial_unix()

self.serialBaudList = ["2400","4800","9600","19200","38400","57600","115200"]

self.state = "disconnected"

#if self.serialPortList == []:

# self.serialPortList = [""]

#self.frmSerial = LabelFrame(self,text="Serial Port",padx=5,pady=5)

#self.frmSerial.config(width=300)

self.omPorts = OptionMenu(self,self.serialPort, *self.serialPortList)

self.omPorts.config(width=15)

self.omBaud = OptionMenu(self,self.serialBaud, *self.serialBaudList)

self.omBaud.config(width=5)

self.btnConnect = Button(self,text="Connect",command=self.connectSerial)

self.omPorts.grid(column=0,row=0)

self.omBaud.grid(column=1,row=0)

self.btnConnect.grid(column=2,row=0)

#self.frmSerial.grid()

def connectSerial(self):

if self.state == "disconnected":

print "Connecting Serial Port " + self.serialPort.get()

self.port = serial.Serial(self.serialPort.get(),int(self.serialBaud.get()),timeout=1.0)

self.omPorts.configure(state="disabled")

self.omBaud.configure(state="disabled")

self.btnConnect.config(text="Disconnect")

self.state = "connected"

self.port.write("Hello")

else:

print "Disconnecting Serial Port " + self.serialPort.get()

self.state = "disconnected"

self.port.close()

self.omPorts.configure(state="normal")

self.omBaud.configure(state="normal")

self.btnConnect.config(text="Connect")

def main():

#root = Tk()

#root.title("Serial Port Picker")

app = SerialPortSelect()

app.grid()

app.mainloop()

return 0

if __name__ == '__main__':

main()