Simple GUI Server

#////////////////////////////////////////////////
"""
Here I imported lots of different modules.
"""
#/////////////////////////////////////////////////



from Tkinter import * #Used to create the GUI

from ScrolledText import ScrolledText #Used to create the Scrolled Text

import socket #Used to create the server

import sys #Used for exiting in case of issue

from thread import * #Creates threading capabilities.


#////////////////////////////////////////////////
"""
This class (CHANGE NEEDED HERE) is used to define the socket.
It creates the server, and has a send_cmd method
which is called upon by the Tkinter class
Application
"""
#/////////////////////////////////////////////////

BUFFER = 1024

def start_up():
    HOST = socket.gethostname()
    IP = socket.gethostbyname(HOST)
    PORT = 2468

    print "HOST: %s" % (HOST)
    print "HOST IP: %s" % (IP)
    print "PORT: %s" % (PORT)
    print "\n"
    print "-------------------------"
    print "\n"
    global s
    s = socket.socket(socket.AF_INET, socket.SOCK_STREAM )
    s.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
    print "Socket Created"

    try:
        s.bind((HOST, PORT))
    except socket.error, msg:
        print "Bind failed. Error Code : " + str(msg[0]) + " Message " + str(msg[1])
        sys.exit()
    print "Socket Bind Complete"
    """
    So by specifying 10, it means that if 10
    connections are already waiting to be processed,
    then the 11th connection request shall be rejected.
    This will be more clear after checking socket_accept.
    """
    s.listen(10)
    print "Socket now listening"


def mainloop(s):
    while True:
        channel, addr = s.accept()
        print "Connected with", addr
def RECEIVE(s):
    try:
        #Sending message to connected client
        #This only takes strings (words
        s.recv(BUFFER)

    except Exception:
        import traceback
        print traceback.format_exc()
def send_msg(s,message):
    #Send some data to the remote server
    my_message = message.get("0.0", END)


     #set the whole string
    s.sendall(my_message)
    myHistory = open("history.txt", "a+")
    myHistory.write(my_message)

def main():
    start_up()
    mainloop(s)

main()



#////////////////////////////////////////////////
"""
This class is used to hold the GUI stuff.
It uses Tkinter and multiple frames to accomplish this task.
It calls on commands from the Socket_Server class
"""
#/////////////////////////////////////////////////



#Setup Stuff
root = Tk()
root.title("HoweIM Server GUI")
#make my screen dimensions work
w = 500
h = 1000

root.geometry("500x1000")


#Create the Main-Frame
Hold_Frame = Frame(root)
Hold_Frame.grid()



#Past Frame

pastFrame = Frame(Hold_Frame, width = 100, height = 300)
pastFrame.grid()
pastText = ScrolledText(pastFrame, height = 30,
                        width = 50,
#This line (state = DISABLED) means that the user cannot edit this textbox
                        state = DISABLED,
#This line (relief = GROOVE, bd = 5) tells Tkinter to make a groove aroudn the box, and the width of the border
#Is now 5
                        relief = GROOVE, bd = 5)

pastText.grid(row = 1)


#Message Frame

messageFrame = Frame(Hold_Frame, width = 100, height = 100)
messageFrame.grid()

space = Label(messageFrame)
space.grid()

message = Text(messageFrame, height = 10, width = 50,
                    relief = GROOVE, borderwidth = 5,)
message.grid()

send = Button (messageFrame, text = "Send",
                    command = lambda: send_msg(s,message))
send.grid(row = 1, column = 1, sticky = S)


#Side Frame

sideFrame = Frame(Hold_Frame)





root.mainloop()




#The functions that you find from now on are commands for Buttons