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Python GUI Programming with Tkinter
book

Python GUI Programming with Tkinter

by Alan D. Moore
May 2018
Beginner to intermediate content levelBeginner to intermediate
452 pages
11h 26m
English
Packt Publishing
Content preview from Python GUI Programming with Tkinter

Creating new callbacks

There are two callbacks we want to have for our record form. When the user enters a lab and plot value, we want to automatically populate the correct seed value that is currently planted in that plot. Also, when the date, time, and lab values have been entered, and we have an existing lab check that matches, we should populate the name of the lab tech who did that check.

Of course, if our user prefers not to have data autofilled, we shouldn't do either of these things.

Let's start with the get_current_seed_sample() method:

 def get_current_seed_sample(self, *args): if not (hasattr(self, 'recordform') and self.settings['autofill sheet data'].get()): return data = self.recordform.get() plot = data['Plot'] lab = data['Lab'] ...
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Publisher Resources

ISBN: 9781788835886Supplemental Content