Tkinter Text Widget Background Color
sathish at solitontech.com
Tue Feb 22 18:27:50 CET 2011
Oops, i got the wrong person.
Thanks Peter. I was able to achieve the blinking functionality.
On Tue, Feb 22, 2011 at 10:44 PM, Peter Otten <__peter__ at web.de> wrote:
> Terry Reedy wrote:
> > On 2/22/2011 6:50 AM, Peter Otten wrote:
> >> import Tkinter as tk
> >> from itertools import cycle
> >> root = tk.Tk()
> >> text = tk.Text(root, font=("Helvetica", 70))
> >> text.pack()
> >> text.insert(tk.END, "Hello, geocities")
> >> text.tag_add("initial", "1.0", "1.1")
> >> text.tag_add("initial", "1.7", "1.8")
> >> colors = cycle("red yellow blue".split())
> >> initial_colors = cycle("#8f8 #f08".split())
> >> def switch_color():
> >> # change the complete widget's background color
> >> text["bg"] = next(colors)
> >> # change the background color of tagged portions
> >> # of the widget's conten
> >> text.tag_config("initial", background=next(initial_colors))
> >> # do it again after 300 milliseconds
> >> root.after(300, switch_color)
> >> # call the color-setting function manually the first time
> >> switch_color()
> >> root.mainloop()
> > This example is helpful to me. I am curious though why the tk window
> > takes up the full screen instead of being much smaller as usual for
> > other examples I run. Shortening or shrinking the text has no effect.
> The text widget's intended usecase is editing text; therefore it reserves
> space for 80 columns and 24 lines by default. Combined with the giant font
> size that I specified that means that it takes a all the space it can get.
> If you want to (ab)use a text widget to show its content you can specify
> desired size in units of character cells, e. g.
> text = tk.Text(root, font=("Helvetica", 70), width=16, height=1)
> See also
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