December 2015
Beginner to intermediate
350 pages
6h 49m
English
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Creating a check button with different initial states
In this recipe, we will add three Checkbutton widgets, each with a different initial state.
Getting ready
This recipe extends the previous recipes.
How to do it...
We are creating three Checkbutton widgets that differ in their states. The first is disabled and has a checkmark in it. The user cannot remove this checkmark as the widget is disabled.
The second Checkbutton is enabled and, by default, has no checkmark in it, but the user can click it to add a checkmark.
The third Checkbutton is both enabled and checked by default. The users can uncheck and recheck the widget as often as they like.
# Creating three checkbuttons # 1 chVarDis = tk.IntVar() # 2 check1 = tk.Checkbutton(win, text="Disabled", ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.