December 2015
Beginner to intermediate
350 pages
6h 49m
English
Content preview from Python GUI Programming CookbookBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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How to get data from a widget
When the user enters data, we want to do something with it in our code. This recipe shows how to capture data in a variable. In the previous recipe, we created several tkinter class variables. They were standalone. Now we are connecting them to our GUI, using the data we get from the GUI and storing it in Python variables.
Getting ready
We are continuing to use the Python GUI we were building in the previous chapter.
How to do it...
We are assigning a value from our GUI to a Python variable.
Add the following code towards the bottom of our module, just above the main event loop:
strData = spin.get() print("Spinbox value: " + strData) # Place cursor into name Entry nameEntered.focus() #====================== # Start GUI ...Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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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.
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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.