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Python GUI Programming with Tkinter

You're reading from   Python GUI Programming with Tkinter Develop responsive and powerful GUI applications with Tkinter

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Product type Paperback
Published in May 2018
Publisher Packt
ISBN-13 9781788835886
Length 452 pages
Edition 1st Edition
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Author (1):
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Alan D. Moore Alan D. Moore
Author Profile Icon Alan D. Moore
Alan D. Moore
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Table of Contents (17) Chapters Close

Preface 1. Introduction to Tkinter 2. Designing GUI Applications with Tkinter FREE CHAPTER 3. Creating Basic Forms with Tkinter and ttk Widgets 4. Reducing User Error with Validation and Automation 5. Planning for the Expansion of Our Application 6. Creating Menus with Menu and Tkinter Dialogs 7. Navigating Records with Treeview 8. Improving the Look with Styles and Themes 9. Maintaining Cross-Platform Compatibility 10. Creating Automated Tests with unittest 11. Improving Data Storage with SQL 12. Connecting to the Cloud 13. Asynchronous Programming with Thread and Queue 14. Visualizing Data Using the Canvas Widget 15. Packaging with setuptools and cx_Freeze 16. Other Books You May Enjoy

Improving our application's cross-platform compatibility


Our application does pretty well across platforms, but there are some things we can do to improve it:

  • First, our application stores its preferences in the user's home folder, which is not ideal on any platform. We will fix our application to use the correct location on each platform for user configuration files.
  • Second, we're creating our CSV files without specifying any encoding; if a user inserted a unicode character (say, in the Notesfield), file saving would raise an exception and fail.
  • Finally, the current menu structure does not really come close to following any of the human interface guidelines we've discussed. We'll implement separate menus for each platform to ensure users have a UI that is consistent with their platform.

Storing preferences correctly

Each platform defines a proper location for storing user configuration files as follows:

  • Linux and other X11 systems store configuration files in a location defined in the $XDG_CONFIG_HOME...
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