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0926deacd5
scripts pynche.py and pynche.pyw for Unix and Windows startup respectively. Document the .pyw file in the README.
137 lines
4.5 KiB
Python
137 lines
4.5 KiB
Python
"""Main Pynche (Pythonically Natural Color and Hue Editor) widget.
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This window provides the basic decorations, primarily including the menubar.
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It is used to bring up other windows.
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"""
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from Tkinter import *
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import tkMessageBox
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# Milliseconds between interrupt checks
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KEEPALIVE_TIMER = 500
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class PyncheWidget:
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def __init__(self, version, switchboard):
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self.__sb = switchboard
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self.__version = version
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self.__textwin = None
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self.__listwin = None
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self.__detailswin = None
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#
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# Is there already a default root for Tk, say because we're running
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# under Guido's IDE? :-) Two conditions say no, either the import
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# fails or _default_root is None.
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tkroot = None
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try:
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from Tkinter import _default_root
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tkroot = self.__tkroot = _default_root
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except ImportError:
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pass
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if not tkroot:
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tkroot = self.__tkroot = Tk(className='Pynche')
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# but this isn't our top level widget, so make it invisible
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tkroot.withdraw()
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# create the menubar
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menubar = self.__menubar = Menu(tkroot)
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#
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# File menu
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#
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filemenu = self.__filemenu = Menu(menubar, tearoff=0)
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filemenu.add_command(label='Quit',
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command=self.__quit,
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accelerator='Alt-Q',
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underline=0)
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#
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# View menu
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#
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viewmenu = Menu(menubar, tearoff=0)
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viewmenu.add_command(label='Text Window...',
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command=self.__popup_text,
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underline=0)
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viewmenu.add_command(label='Color List Window...',
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command=self.__popup_listwin,
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underline=0)
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viewmenu.add_command(label='Details Window...',
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command=self.__popup_details,
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underline=0)
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#
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# Help menu
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#
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helpmenu = Menu(menubar, name='help', tearoff=0)
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helpmenu.add_command(label='About...',
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command=self.__popup_about,
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underline=0)
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#
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# Tie them all together
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#
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menubar.add_cascade(label='File',
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menu=filemenu,
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underline=0)
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menubar.add_cascade(label='View',
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menu=viewmenu,
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underline=0)
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menubar.add_cascade(label='Help',
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menu=helpmenu,
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underline=0)
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# now create the top level window
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root = self.__root = Toplevel(tkroot, class_='Pynche', menu=menubar)
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root.protocol('WM_DELETE_WINDOW', self.__quit)
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root.title('Pynche %s' % version)
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root.iconname('Pynche')
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root.tk.createtimerhandler(KEEPALIVE_TIMER, self.__keepalive)
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root.bind('<Alt-q>', self.__quit)
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root.bind('<Alt-Q>', self.__quit)
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def __quit(self, event=None):
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self.__root.quit()
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def __keepalive(self):
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# Exercise the Python interpreter regularly so keyboard interrupts get
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# through.
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self.__tkroot.tk.createtimerhandler(KEEPALIVE_TIMER, self.__keepalive)
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def start(self):
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self.__keepalive()
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self.__tkroot.mainloop()
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def parent(self):
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return self.__root
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def __popup_about(self, event=None):
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from Main import __version__
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tkMessageBox.showinfo('About Pynche ' + __version__,
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'''\
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Pynche %s
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The PYthonically Natural
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Color and Hue Editor
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Copyright (C) 1998 CNRI
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All rights reserved
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For information about Pynche
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contact: Barry A. Warsaw
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email: bwarsaw@python.org''' % __version__)
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def __popup_text(self, event=None):
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if not self.__textwin:
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from TextViewer import TextViewer
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self.__textwin = TextViewer(self.__sb, self.__root)
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self.__sb.add_view(self.__textwin)
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self.__textwin.deiconify()
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def __popup_listwin(self, event=None):
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if not self.__listwin:
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from ListViewer import ListViewer
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self.__listwin = ListViewer(self.__sb, self.__root)
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self.__sb.add_view(self.__listwin)
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self.__listwin.deiconify()
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def __popup_details(self, event=None):
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if not self.__detailswin:
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from DetailsViewer import DetailsViewer
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self.__detailswin = DetailsViewer(self.__sb, self.__root)
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self.__sb.add_view(self.__detailswin)
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self.__detailswin.deiconify()
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