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"""Main Pynche (Pythonically Natural Color and Hue Editor) widget.
"""
import sys
from Tkinter import *
# Milliseconds between interrupt checks
KEEPALIVE_TIMER = 500
class PyncheWidget:
def __init__(self, version):
# create the first and top window
root = self.__root = Tk(className='Pynche')
root.protocol('WM_DELETE_WINDOW', self.__quit)
root.title('Pynche %s' % version)
root.iconname('Pynche')
root.tk.createtimerhandler(KEEPALIVE_TIMER, self.__keepalive)
#
# create the menubar
#
menubar = self.__menubar = Frame(root, relief=RAISED, borderwidth=2)
menubar.pack(fill=X)
#
# File menu
#
filebtn = Menubutton(menubar, text='File',
underline=0)
filebtn.pack(side=LEFT)
filemenu = Menu(filebtn, tearoff=0)
filebtn['menu'] = filemenu
filemenu.add_command(label='Quit',
command=self.__quit,
accelerator='Alt-Q',
underline=0)
root.bind('<Alt-q>', self.__quit)
root.bind('<Alt-Q>', self.__quit)
#
# Edit Menu
#
editbtn = Menubutton(menubar, text='Edit',
underline=0)
editbtn.pack(side=LEFT)
editmenu = Menu(editbtn, tearoff=0)
editbtn['menu'] = editmenu
editmenu.add_command(label='Options...',
command=self.__popup_options,
underline=0)
#
# Help menu
#
helpbtn = Menubutton(menubar, text='Help',
underline=0)
helpbtn.pack(side=RIGHT)
helpmenu = Menu(helpbtn, tearoff=0)
helpbtn['menu'] = helpmenu
helpmenu.add_command(label='About...',
command=self.__popup_about,
underline=0)
def __keepalive(self):
# Exercise the Python interpreter regularly so keyboard interrupts get
# through.
self.__root.tk.createtimerhandler(KEEPALIVE_TIMER, self.__keepalive)
def __quit(self, event=None):
sys.exit(0)
def start(self):
self.__keepalive()
self.__root.mainloop()
def parent(self):
return self.__root
def __popup_options(self, event=None):
print 'Options...'
def __popup_about(self, event=None):
print 'About...'
## # create chip window
## group = Pmw.Group(parent, tag_text='Current Color')
## interior = group.interior()
## group.pack(side=LEFT, expand=YES, fill=BOTH)
## self.__selected = ChipWidget(interior,
## label_text='Selected')
## self.__selected.grid()
## self.__nearest = ChipWidget(interior,
## label_text='Nearest')
## self.__nearest.grid(row=0, column=1)
## # TBD: this is somewhat bogus, as the code should be in a derived
## # class of ChipWidget.
## self.__chip = self.__nearest.component('chip')
## self.__chip.bind('<ButtonPress-1>', self.__buttonpress)
## self.__chip.bind('<ButtonRelease-1>', self.__buttonrelease)
## # create the type-in window
## self.__typein = TypeinWidget(interior)
## self.__typein.grid(row=0, column=2)
## # Check keywords and initialize options
## self.initialiseoptions(PyncheWidget)
## self.__typein.configure(delegate=self)
## self.__reds.configure(delegate=self)
## self.__greens.configure(delegate=self)
## self.__blues.configure(delegate=self)
## def __popup_about(self, event=None):
## if not self.__about_dialog:
## Pmw.aboutversion('1.0')
## Pmw.aboutcopyright('Copyright (C) 1998 Barry A. Warsaw\n'
## 'All rights reserved')
## Pmw.aboutcontact('For information about Pynche contact:\n'
## 'Barry A. Warsaw\n'
## 'email: bwarsaw@python.org')
## self.__about_dialog = Pmw.AboutDialog(
## applicationname='Pynche -- the PYthonically Natural\n'
## 'Color and Hue Editor')
## self.__about_dialog.show()
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