1"""About Dialog for IDLE
2
3"""
4
5from Tkinter import *
6import os
7
8from idlelib import textView
9from idlelib import idlever
10
11class AboutDialog(Toplevel):
12    """Modal about dialog for idle
13
14    """
15    def __init__(self,parent,title):
16        Toplevel.__init__(self, parent)
17        self.configure(borderwidth=5)
18        self.geometry("+%d+%d" % (parent.winfo_rootx()+30,
19                                  parent.winfo_rooty()+30))
20        self.bg = "#707070"
21        self.fg = "#ffffff"
22        self.CreateWidgets()
23        self.resizable(height=FALSE, width=FALSE)
24        self.title(title)
25        self.transient(parent)
26        self.grab_set()
27        self.protocol("WM_DELETE_WINDOW", self.Ok)
28        self.parent = parent
29        self.buttonOk.focus_set()
30        self.bind('<Return>',self.Ok) #dismiss dialog
31        self.bind('<Escape>',self.Ok) #dismiss dialog
32        self.wait_window()
33
34    def CreateWidgets(self):
35        frameMain = Frame(self, borderwidth=2, relief=SUNKEN)
36        frameButtons = Frame(self)
37        frameButtons.pack(side=BOTTOM, fill=X)
38        frameMain.pack(side=TOP, expand=TRUE, fill=BOTH)
39        self.buttonOk = Button(frameButtons, text='Close',
40                               command=self.Ok)
41        self.buttonOk.pack(padx=5, pady=5)
42        #self.picture = Image('photo', data=self.pictureData)
43        frameBg = Frame(frameMain, bg=self.bg)
44        frameBg.pack(expand=TRUE, fill=BOTH)
45        labelTitle = Label(frameBg, text='IDLE', fg=self.fg, bg=self.bg,
46                           font=('courier', 24, 'bold'))
47        labelTitle.grid(row=0, column=0, sticky=W, padx=10, pady=10)
48        #labelPicture = Label(frameBg, text='[picture]')
49        #image=self.picture, bg=self.bg)
50        #labelPicture.grid(row=1, column=1, sticky=W, rowspan=2,
51        #                  padx=0, pady=3)
52        byline = "Python's Integrated DeveLopment Environment" + 5*'\n'
53        labelDesc = Label(frameBg, text=byline, justify=LEFT,
54                          fg=self.fg, bg=self.bg)
55        labelDesc.grid(row=2, column=0, sticky=W, columnspan=3, padx=10, pady=5)
56        labelEmail = Label(frameBg, text='email:  idle-dev@python.org',
57                           justify=LEFT, fg=self.fg, bg=self.bg)
58        labelEmail.grid(row=6, column=0, columnspan=2,
59                        sticky=W, padx=10, pady=0)
60        labelWWW = Label(frameBg, text='www:  http://www.python.org/idle/',
61                         justify=LEFT, fg=self.fg, bg=self.bg)
62        labelWWW.grid(row=7, column=0, columnspan=2, sticky=W, padx=10, pady=0)
63        Frame(frameBg, borderwidth=1, relief=SUNKEN,
64              height=2, bg=self.bg).grid(row=8, column=0, sticky=EW,
65                                         columnspan=3, padx=5, pady=5)
66        labelPythonVer = Label(frameBg, text='Python version:  ' + \
67                               sys.version.split()[0], fg=self.fg, bg=self.bg)
68        labelPythonVer.grid(row=9, column=0, sticky=W, padx=10, pady=0)
69        tkVer = self.tk.call('info', 'patchlevel')
70        labelTkVer = Label(frameBg, text='Tk version:  '+
71                           tkVer, fg=self.fg, bg=self.bg)
72        labelTkVer.grid(row=9, column=1, sticky=W, padx=2, pady=0)
73        py_button_f = Frame(frameBg, bg=self.bg)
74        py_button_f.grid(row=10, column=0, columnspan=2, sticky=NSEW)
75        buttonLicense = Button(py_button_f, text='License', width=8,
76                               highlightbackground=self.bg,
77                               command=self.ShowLicense)
78        buttonLicense.pack(side=LEFT, padx=10, pady=10)
79        buttonCopyright = Button(py_button_f, text='Copyright', width=8,
80                                 highlightbackground=self.bg,
81                                 command=self.ShowCopyright)
82        buttonCopyright.pack(side=LEFT, padx=10, pady=10)
83        buttonCredits = Button(py_button_f, text='Credits', width=8,
84                               highlightbackground=self.bg,
85                               command=self.ShowPythonCredits)
86        buttonCredits.pack(side=LEFT, padx=10, pady=10)
87        Frame(frameBg, borderwidth=1, relief=SUNKEN,
88              height=2, bg=self.bg).grid(row=11, column=0, sticky=EW,
89                                         columnspan=3, padx=5, pady=5)
90        idle_v = Label(frameBg, text='IDLE version:   ' + idlever.IDLE_VERSION,
91                       fg=self.fg, bg=self.bg)
92        idle_v.grid(row=12, column=0, sticky=W, padx=10, pady=0)
93        idle_button_f = Frame(frameBg, bg=self.bg)
94        idle_button_f.grid(row=13, column=0, columnspan=3, sticky=NSEW)
95        idle_about_b = Button(idle_button_f, text='README', width=8,
96                                highlightbackground=self.bg,
97                                command=self.ShowIDLEAbout)
98        idle_about_b.pack(side=LEFT, padx=10, pady=10)
99        idle_news_b = Button(idle_button_f, text='NEWS', width=8,
100                                highlightbackground=self.bg,
101                                command=self.ShowIDLENEWS)
102        idle_news_b.pack(side=LEFT, padx=10, pady=10)
103        idle_credits_b = Button(idle_button_f, text='Credits', width=8,
104                                highlightbackground=self.bg,
105                                command=self.ShowIDLECredits)
106        idle_credits_b.pack(side=LEFT, padx=10, pady=10)
107
108    def ShowLicense(self):
109        self.display_printer_text('About - License', license)
110
111    def ShowCopyright(self):
112        self.display_printer_text('About - Copyright', copyright)
113
114    def ShowPythonCredits(self):
115        self.display_printer_text('About - Python Credits', credits)
116
117    def ShowIDLECredits(self):
118        self.display_file_text('About - Credits', 'CREDITS.txt', 'iso-8859-1')
119
120    def ShowIDLEAbout(self):
121        self.display_file_text('About - Readme', 'README.txt')
122
123    def ShowIDLENEWS(self):
124        self.display_file_text('About - NEWS', 'NEWS.txt')
125
126    def display_printer_text(self, title, printer):
127        printer._Printer__setup()
128        text = '\n'.join(printer._Printer__lines)
129        textView.view_text(self, title, text)
130
131    def display_file_text(self, title, filename, encoding=None):
132        fn = os.path.join(os.path.abspath(os.path.dirname(__file__)), filename)
133        textView.view_file(self, title, fn, encoding)
134
135    def Ok(self, event=None):
136        self.destroy()
137
138if __name__ == '__main__':
139    # test the dialog
140    root = Tk()
141    def run():
142        from idlelib import aboutDialog
143        aboutDialog.AboutDialog(root, 'About')
144    Button(root, text='Dialog', command=run).pack()
145    root.mainloop()
146