"""About Dialog for IDLE """ from Tkinter import *import string, osimport textViewimport idlever class AboutDialog(Toplevel):    """Modal about dialog for idle     """    def __init__(self,parent,title):        Toplevel.__init__(self, parent)        self.configure(borderwidth=5)        self.geometry("+%d+%d" % (parent.winfo_rootx()+30,                                  parent.winfo_rooty()+30))        self.bg = "#707070"        self.fg = "#ffffff"        self.CreateWidgets()        self.resizable(height=FALSE, width=FALSE)        self.title(title)        self.transient(parent)        self.grab_set()        self.protocol("WM_DELETE_WINDOW", self.Ok)        self.parent = parent        self.buttonOk.focus_set()        self.bind('<Return>',self.Ok) #dismiss dialog        self.bind('<Escape>',self.Ok) #dismiss dialog        self.wait_window()     def CreateWidgets(self):        frameMain = Frame(self, borderwidth=2, relief=SUNKEN)        frameButtons = Frame(self)        frameButtons.pack(side=BOTTOM, fill=X)        frameMain.pack(side=TOP, expand=TRUE, fill=BOTH)        self.buttonOk = Button(frameButtons, text='Close',                               command=self.Ok)        self.buttonOk.pack(padx=5, pady=5)        #self.picture = Image('photo', data=self.pictureData)        frameBg = Frame(frameMain, bg=self.bg)        frameBg.pack(expand=TRUE, fill=BOTH)        labelTitle = Label(frameBg, text='IDLE', fg=self.fg, bg=self.bg,                           font=('courier', 24, 'bold'))        labelTitle.grid(row=0, column=0, sticky=W, padx=10, pady=10)        #labelPicture = Label(frameBg, text='[picture]')        #image=self.picture, bg=self.bg)        #labelPicture.grid(row=1, column=1, sticky=W, rowspan=2,        #                  padx=0, pady=3)        byline = "Python's Integrated DeveLopment Environment" + 5*'\n'        labelDesc = Label(frameBg, text=byline, justify=LEFT,                          fg=self.fg, bg=self.bg)        labelDesc.grid(row=2, column=0, sticky=W, columnspan=3, padx=10, pady=5)        labelEmail = Label(frameBg, text='email:  idle-dev@python.org',                           justify=LEFT, fg=self.fg, bg=self.bg)        labelEmail.grid(row=6, column=0, columnspan=2,                        sticky=W, padx=10, pady=0)        labelWWW = Label(frameBg, text='www:  http://www.python.org/idle/',                         justify=LEFT, fg=self.fg, bg=self.bg)        labelWWW.grid(row=7, column=0, columnspan=2, sticky=W, padx=10, pady=0)        Frame(frameBg, borderwidth=1, relief=SUNKEN,              height=2, bg=self.bg).grid(row=8, column=0, sticky=EW,                                         columnspan=3, padx=5, pady=5)        labelPythonVer = Label(frameBg, text='Python version:  ' + \                               sys.version.split()[0], fg=self.fg, bg=self.bg)        labelPythonVer.grid(row=9, column=0, sticky=W, padx=10, pady=0)        # handle weird tk version num in windoze python >= 1.6 (?!?)        tkVer = repr(TkVersion).split('.')        tkVer[len(tkVer)-1] = str('%.3g' % (float('.'+tkVer[len(tkVer)-1])))[2:]        if tkVer[len(tkVer)-1] == '':            tkVer[len(tkVer)-1] = '0'        tkVer = string.join(tkVer,'.')        labelTkVer = Label(frameBg, text='Tk version:  '+                           tkVer, fg=self.fg, bg=self.bg)        labelTkVer.grid(row=9, column=1, sticky=W, padx=2, pady=0)        py_button_f = Frame(frameBg, bg=self.bg)        py_button_f.grid(row=10, column=0, columnspan=2, sticky=NSEW)        buttonLicense = Button(py_button_f, text='License', width=8,                               highlightbackground=self.bg,                               command=self.ShowLicense)        buttonLicense.pack(side=LEFT, padx=10, pady=10)        buttonCopyright = Button(py_button_f, text='Copyright', width=8,                                 highlightbackground=self.bg,                                 command=self.ShowCopyright)        buttonCopyright.pack(side=LEFT, padx=10, pady=10)        buttonCredits = Button(py_button_f, text='Credits', width=8,                               highlightbackground=self.bg,                               command=self.ShowPythonCredits)        buttonCredits.pack(side=LEFT, padx=10, pady=10)        Frame(frameBg, borderwidth=1, relief=SUNKEN,              height=2, bg=self.bg).grid(row=11, column=0, sticky=EW,                                         columnspan=3, padx=5, pady=5)        idle_v = Label(frameBg, text='IDLE version:   ' + idlever.IDLE_VERSION,                       fg=self.fg, bg=self.bg)        idle_v.grid(row=12, column=0, sticky=W, padx=10, pady=0)        idle_button_f = Frame(frameBg, bg=self.bg)        idle_button_f.grid(row=13, column=0, columnspan=3, sticky=NSEW)        idle_about_b = Button(idle_button_f, text='README', width=8,                                highlightbackground=self.bg,                                command=self.ShowIDLEAbout)        idle_about_b.pack(side=LEFT, padx=10, pady=10)        idle_news_b = Button(idle_button_f, text='NEWS', width=8,                                highlightbackground=self.bg,                                command=self.ShowIDLENEWS)        idle_news_b.pack(side=LEFT, padx=10, pady=10)        idle_credits_b = Button(idle_button_f, text='Credits', width=8,                                highlightbackground=self.bg,                                command=self.ShowIDLECredits)        idle_credits_b.pack(side=LEFT, padx=10, pady=10)     def ShowLicense(self):        self.display_printer_text(license, 'About - License')     def ShowCopyright(self):        self.display_printer_text(copyright, 'About - Copyright')     def ShowPythonCredits(self):        self.display_printer_text(credits, 'About - Python Credits')     def ShowIDLECredits(self):        self.ViewFile('About - Credits','CREDITS.txt', 'iso-8859-1')     def ShowIDLEAbout(self):        self.ViewFile('About - Readme', 'README.txt')     def ShowIDLENEWS(self):        self.ViewFile('About - NEWS', 'NEWS.txt')     def display_printer_text(self, printer, title):        printer._Printer__setup()        data = '\n'.join(printer._Printer__lines)        textView.TextViewer(self, title, None, data)     def ViewFile(self, viewTitle, viewFile, encoding=None):        fn = os.path.join(os.path.abspath(os.path.dirname(__file__)), viewFile)        if encoding:            import codecs            try:                textFile = codecs.open(fn, 'r')            except IOError:                import tkMessageBox                tkMessageBox.showerror(title='File Load Error',                                       message='Unable to load file %r .' % (fn,),                                       parent=self)                return            else:                data = textFile.read()        else:            data = None        textView.TextViewer(self, viewTitle, fn, data=data)     def Ok(self, event=None):        self.destroy() if __name__ == '__main__':    # test the dialog    root = Tk()    def run():        import aboutDialog        aboutDialog.AboutDialog(root, 'About')    Button(root, text='Dialog', command=run).pack()    root.mainloop()