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Tkinter GUI Programming by Example by David Love

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Styling a ttk widget

In order to emulate the previous example with a ttk button, open up a new file and add the following code:

import itertoolsimport tkinter as tkimport tkinter.ttk as ttkwin = tk.Tk()style = ttk.Style()style_1 = {'foreground': 'red', 'background': 'black'}style_2 = {'foreground': 'yellow', 'background': 'grey'}mapping_1 = {'background': [('pressed', 'gold'), ('active', 'magenta')]}mapping_2 = {'background': [('pressed', 'chocolate'), ('active', 'blue4')]}style_cycle = itertools.cycle([style_1, style_2])mapping_cycle = itertools.cycle([mapping_1, mapping_2])

To set up our style switching button, we use the following steps:

  1. Though the imports are the same as before, we will also add ttk this time, so we start by adding this. ...

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