home
***
CD-ROM
|
disk
|
FTP
|
other
***
search
/
OS/2 Shareware BBS: 10 Tools
/
10-Tools.zip
/
fnd101.zip
/
Add-Ons
/
Fnorb
/
examples
/
tkinter
/
server.py
< prev
next >
Wrap
Text File
|
1999-06-28
|
5KB
|
194 lines
#!/usr/bin/env python
#############################################################################
# Copyright (C) DSTC Pty Ltd (ACN 052 372 577) 1997, 1998, 1999
# All Rights Reserved.
#
# The software contained on this media is the property of the DSTC Pty
# Ltd. Use of this software is strictly in accordance with the
# license agreement in the accompanying LICENSE.HTML file. If your
# distribution of this software does not contain a LICENSE.HTML file
# then you have no rights to use this software in any manner and
# should contact DSTC at the address below to determine an appropriate
# licensing arrangement.
#
# DSTC Pty Ltd
# Level 7, GP South
# Staff House Road
# University of Queensland
# St Lucia, 4072
# Australia
# Tel: +61 7 3365 4310
# Fax: +61 7 3365 4311
# Email: enquiries@dstc.edu.au
#
# This software is being provided "AS IS" without warranty of any
# kind. In no event shall DSTC Pty Ltd be liable for damage of any
# kind arising out of or in connection with the use or performance of
# this software.
#
# Project: Fnorb
# File: $Source: /units/arch/src/Fnorb/examples/tkinter/RCS/server.py,v $
# Version: @(#)$RCSfile: server.py,v $ $Revision: 1.8 $
#
#############################################################################
""" A server with a 'tkinter' GUI. """
# Standard/built-in modules.
import sys
# Tkinter modules.
from Tkinter import *
# Fnorb modules.
from Fnorb.orb import BOA, CORBA, TkReactor
# Stubs and skeletons generated by 'fnidl'.
import TicToc, TicToc_skel
class Server(TicToc_skel.TicTocIF_skel):
""" GUI Server! """
def __init__(self):
# Root window.
self.root = Tk()
# Main frame.
self.mainFrame = MainFrame(self.root)
# Pack it!
self.mainFrame.pack(fill='x')
return
#########################################################################
# CORBA TicTocIF operations.
#########################################################################
def tictoc(self):
print 'Server.tictoc: operation tictoc invoked by client.'
self.mainFrame.ticTocButton.ticToc()
print 'Server.tictoc: operation tictoc complete.'
return
def quit(self):
print 'Server.quit: operation quit invoked by client.'
boa = BOA.BOA_init()
boa._fnorb_quit()
print 'Server.quit: operation tictoc complete.'
return
class MainFrame(Frame):
def __init__(self, parent, **kw):
apply(Frame.__init__, (self, parent), kw)
# Buttons.
self.ticTocButton = TicTocButton(self)
# Pack it!
self.ticTocButton.pack(side='left', expand=1)
return
class TicTocButton(Button):
def __init__(self, parent, **kw):
self._d_options = {'command': self.ticToc,
'state' : 'normal',
'text' : 'Tic!'}
apply(Button.__init__, (self, parent), self._d_options)
# Toggle state (0 = 'Tic!', 1 = 'Toc!').
self._state = 0
return
def ticToc(self):
""" Callback invoked when the button is pressed. """
print 'TicTocButton.ticToc: button pressed.'
if self._state == 0:
self.configure(text='Toc!')
self._state = 1
else:
self.configure(text='Tic!')
self._state = 0
print 'TicTocButton.ticToc: complete.'
return
def main(argv):
""" Do it! """
print 'Initialising the ORB...'
# Initialise the ORB.
orb = CORBA.ORB_init(argv, CORBA.ORB_ID)
print 'Initialising the Tk Reactor...'
# Because we are using Tk, we must use the 'TkReactor' which allows Tk
# and Fnorb events to be handled from within a single event loop.
#
# The 'TkReactor' MUST be be initialised BEFORE the BOA.
TkReactor.TkReactor_init()
print 'Initialising the BOA...'
# Initialise the BOA.
boa = BOA.BOA_init(sys.argv, BOA.BOA_ID)
print 'Creating object reference...'
# Create an object reference ('fred' is the object key).
obj = boa.create('fred', Server._FNORB_ID)
print 'Creating implementation...'
# Create an instance of the implementation class.
impl = Server()
print 'Activating the implementation...'
# Activate the implementation (ie. connect the generated object reference
# to the implementation). Note that the implementation will not receive
# any operation requests until we start the event loop (see below).
boa.obj_is_ready(obj, impl)
# Write the stringified object reference to a file (this is just a 'cheap
# and cheerful' way of making the object reference available to the
# client!).
open('server.ref', 'w').write(orb.object_to_string(obj))
print 'Server created and accepting requests...'
# Start the event loop.
boa._fnorb_mainloop()
print 'Server finished!'
return 0
#############################################################################
if __name__ == '__main__':
# Do it!
sys.exit(main(sys.argv))
#############################################################################