diff options
Diffstat (limited to 'indra/viewer_components/updater/scripts/darwin/messageframe.py')
-rw-r--r-- | indra/viewer_components/updater/scripts/darwin/messageframe.py | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/indra/viewer_components/updater/scripts/darwin/messageframe.py b/indra/viewer_components/updater/scripts/darwin/messageframe.py new file mode 100644 index 0000000000..8f58848882 --- /dev/null +++ b/indra/viewer_components/updater/scripts/darwin/messageframe.py @@ -0,0 +1,66 @@ +#!/usr/bin/python +"""\ +@file messageframe.py +@author Nat Goodspeed +@date 2013-01-03 +@brief Define MessageFrame class for popping up messages from a command-line + script. + +$LicenseInfo:firstyear=2013&license=viewerlgpl$ +Copyright (c) 2013, Linden Research, Inc. +$/LicenseInfo$ +""" + +import Tkinter as tk +import os + +# Tricky way to obtain the filename of the main script (default title string) +import __main__ + +# This class is intended for displaying messages from a command-line script. +# Getting the base class right took a bit of trial and error. +# If you derive from tk.Frame, the destroy() method doesn't actually close it. +# If you derive from tk.Toplevel, it pops up a separate Tk frame too. destroy() +# closes this frame, but not that one. +# Deriving from tk.Tk appears to do the right thing. +class MessageFrame(tk.Tk): + def __init__(self, text="", title=os.path.splitext(os.path.basename(__main__.__file__))[0], + width=320, height=120): + tk.Tk.__init__(self) + self.grid() + self.title(title) + self.var = tk.StringVar() + self.var.set(text) + self.msg = tk.Label(self, textvariable=self.var) + self.msg.grid() + # from http://stackoverflow.com/questions/3352918/how-to-center-a-window-on-the-screen-in-tkinter : + self.update_idletasks() + + # The constants below are to adjust for typical overhead from the + # frame borders. + xp = (self.winfo_screenwidth() / 2) - (width / 2) - 8 + yp = (self.winfo_screenheight() / 2) - (height / 2) - 20 + self.geometry('{0}x{1}+{2}+{3}'.format(width, height, xp, yp)) + self.update() + + def set(self, text): + self.var.set(text) + self.update() + +if __name__ == "__main__": + # When run as a script, just test the MessageFrame. + import sys + import time + + frame = MessageFrame("something in the way she moves....") + time.sleep(3) + frame.set("smaller") + time.sleep(3) + frame.set("""this has +several +lines""") + time.sleep(3) + frame.destroy() + print "Destroyed!" + sys.stdout.flush() + time.sleep(3) |