Writing a Python3 ttk.Notebook
MRAB
python at mrabarnett.plus.com
Fri Jan 15 16:39:53 EST 2021
On 2021-01-15 20:51, Rich Shepard wrote:
> I want to replace the menu on my application with the more appropriate
> notebook. After looking at examples in my reference books and on the Web I
> still cannot get it working properly.
>
> Here's a small example (nbtest.py):
> ---8< -----------------------
> #!/usr/bin/env python3
>
> import tkinter as tk
> from tkinter import ttk
> from tkinter.ttk import Notebook as n
>
> class Test(tk.Tk):
>
> def __init__(self, *args, **kwargs):
> super().__init__(*args, **kwargs)
>
> # notebook
> n = ttk.Notebook(self)
>
> self.tab1 = ttk.Frame(n) # activities
> self.tab2 = ttk.Frame(n) # people
> self.tab3 = ttk.Frame(n) # locations
> self.tab4 = ttk.Frame(n) # organizations
> self.tab5 = ttk.Frame(n) # reports
> self.tab6 = ttk.Frame(n) # lookup tables
>
> self.add(tab1, text='Activities')
> self.add(tab2, text='People')
> self.add(tab3, text='Locations')
> self.add(tab4, text='Organizations')
> self.add(tab5, text='Reports')
> self.add(tab6, text='Lookups')
>
You should be adding the frames to the notebook. Also, the tabs are
'self.tab1', not 'tab1', etc:
n.add(self.tab1, text='Activities')
Similarly for the others.
> n.pack(expand = 1, fill ="both")
>
> if __name__ == "__main__":
> app = Test()
> app.mainloop()
> ---->8 -------------------------
>
> python-3.9.1 returns:
> $ ./nbtest.py
> Traceback (most recent call last):
> File "/home/rshepard/development/business_tracker/./nbtest.py", line 32, in <module>
> app = Test()
> File "/home/rshepard/development/business_tracker/./nbtest.py", line 22, in __init__
> self.add(tab1, text='Activities')
> File "/usr/lib64/python3.9/tkinter/__init__.py", line 2346, in __getattr__
> return getattr(self.tk, attr)
> AttributeError: '_tkinter.tkapp' object has no attribute 'add'
>
> Explanation of the error and suggestions for ttk.notebook references are
> needed.
>
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