2009-01-04 14:53:28 -04:00
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from tkinter import *
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1994-10-07 06:55:26 -03:00
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# This program shows how to make a typein box shadow a program variable.
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class App(Frame):
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def __init__(self, master=None):
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2004-07-18 03:16:08 -03:00
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Frame.__init__(self, master)
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self.pack()
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self.entrythingy = Entry(self)
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self.entrythingy.pack()
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self.button = Button(self, text="Uppercase The Entry",
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command=self.upper)
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self.button.pack()
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# here we have the text in the entry widget tied to a variable.
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# changes in the variable are echoed in the widget and vice versa.
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# Very handy.
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# there are other Variable types. See Tkinter.py for all
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# the other variable types that can be shadowed
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self.contents = StringVar()
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self.contents.set("this is a variable")
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self.entrythingy.config(textvariable=self.contents)
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# and here we get a callback when the user hits return. we could
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# make the key that triggers the callback anything we wanted to.
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# other typical options might be <Key-Tab> or <Key> (for anything)
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self.entrythingy.bind('<Key-Return>', self.print_contents)
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1994-10-07 06:55:26 -03:00
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def upper(self):
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2004-07-18 03:16:08 -03:00
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# notice here, we don't actually refer to the entry box.
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# we just operate on the string variable and we
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1994-10-07 06:55:26 -03:00
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# because it's being looked at by the entry widget, changing
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2004-07-18 03:16:08 -03:00
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# the variable changes the entry widget display automatically.
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# the strange get/set operators are clunky, true...
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Merged revisions 85820,85823,85825,85840,85843-85845,85849-85851,85855,85867,85875,85907-85908,85911,85914 via svnmerge from
svn+ssh://svn.python.org/python/branches/py3k
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r85820 | georg.brandl | 2010-10-24 16:20:22 +0200 (So, 24 Okt 2010) | 1 line
Remove usage of exception indexing.
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r85823 | georg.brandl | 2010-10-24 16:32:45 +0200 (So, 24 Okt 2010) | 1 line
Fix style.
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r85825 | georg.brandl | 2010-10-24 17:16:02 +0200 (So, 24 Okt 2010) | 1 line
Add documentation about the default warnings filters.
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r85840 | georg.brandl | 2010-10-25 19:50:20 +0200 (Mo, 25 Okt 2010) | 1 line
#3018: tkinter demo fixes for py3k.
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r85843 | georg.brandl | 2010-10-26 08:59:23 +0200 (Di, 26 Okt 2010) | 1 line
Markup fix.
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r85844 | georg.brandl | 2010-10-26 12:39:14 +0200 (Di, 26 Okt 2010) | 1 line
Work a bit more on tkinter demos.
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r85845 | georg.brandl | 2010-10-26 12:42:16 +0200 (Di, 26 Okt 2010) | 1 line
faqwiz is removed.
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r85849 | georg.brandl | 2010-10-26 21:31:06 +0200 (Di, 26 Okt 2010) | 1 line
#10200: typo.
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r85850 | georg.brandl | 2010-10-26 21:58:11 +0200 (Di, 26 Okt 2010) | 1 line
#10200: typo.
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r85851 | georg.brandl | 2010-10-26 22:12:37 +0200 (Di, 26 Okt 2010) | 1 line
Fix import.
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r85855 | georg.brandl | 2010-10-27 09:21:54 +0200 (Mi, 27 Okt 2010) | 1 line
Encoding fix.
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r85867 | georg.brandl | 2010-10-27 22:01:51 +0200 (Mi, 27 Okt 2010) | 1 line
Add David.
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r85875 | georg.brandl | 2010-10-28 10:38:30 +0200 (Do, 28 Okt 2010) | 1 line
Fix bytes/str issues in get-remote-certificate.py.
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r85907 | georg.brandl | 2010-10-29 06:54:13 +0200 (Fr, 29 Okt 2010) | 1 line
#10222: fix for overzealous AIX compiler.
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r85908 | georg.brandl | 2010-10-29 07:22:17 +0200 (Fr, 29 Okt 2010) | 1 line
send_bytes obviously needs bytes...
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r85911 | georg.brandl | 2010-10-29 07:36:28 +0200 (Fr, 29 Okt 2010) | 1 line
Fix markup error and update false positive entries from "make suspicious".
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r85914 | georg.brandl | 2010-10-29 08:17:38 +0200 (Fr, 29 Okt 2010) | 1 line
(?:...) is a non-capturing, but still grouping construct.
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2010-11-26 04:59:40 -04:00
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str = self.contents.get().upper()
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2004-07-18 03:16:08 -03:00
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self.contents.set(str)
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1994-10-07 06:55:26 -03:00
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def print_contents(self, event):
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2007-07-17 17:59:35 -03:00
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print("hi. contents of entry is now ---->", self.contents.get())
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1994-10-07 06:55:26 -03:00
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root = App()
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root.master.title("Foo")
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root.mainloop()
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