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Tkinter GUI Application Development Blueprints, Second Edition

You're reading from   Tkinter GUI Application Development Blueprints, Second Edition Build nine projects by working with widgets, geometry management, event handling, and more

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Product type Paperback
Published in Mar 2018
Publisher Packt
ISBN-13 9781788837460
Length 422 pages
Edition 2nd Edition
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Author (1):
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Bhaskar Chaudhary Bhaskar Chaudhary
Author Profile Icon Bhaskar Chaudhary
Bhaskar Chaudhary
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Table of Contents (12) Chapters Close

Preface 1. Meet Tkinter FREE CHAPTER 2. Making a Text Editor 3. Programmable Drum Machine 4. Game of Chess 5. Building an Audio Player 6. Paint Application 7. Piano Tutor 8. Fun with Canvas 9. Multiple Fun Projects 10. Miscellaneous Tips 11. Other Books You May Enjoy

Playing audio and adding audio controls

In this iteration, we will code the features marked in the following screenshot:

This includes the play/stop, pause/unpause, next track, previous track, fast forward, rewind, volume change, and mute/unmute features.

Adding the play/stop function

Now that we have a playlist and a Player class that can play audio, playing audio is simply about updating the current track index and calling the play method.

Accordingly, let's add an attribute, as follows (see code 5.04—view.py):

current_track_index = 0 

Furthermore, the Play button should act as a toggle between the play and stop functions. The Python itertools module provides the cycle method, which is a very convenient way...

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