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30 Juni 2023 - 02:58
Tkinter treeview example
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Tkinter treeview example













  1. #Tkinter treeview example update
  2. #Tkinter treeview example tv

So in this section of Python Tkinter Treeview, we will learn to create scrollbars for Treeview. Scrollbars are the complex term for beginners and is one of the widely used widget that you can’t ignore.

#Tkinter treeview example update

Python tkinter treeview update value Python Tkinter Treeview Scrollbars Her previous salary was 22000 after applying 5% increment it becomes 23100. Shanti did a great job she deserves an increment. The button at the bottoms holds functionality to increment the salary of selected employee by 5%. We have feed sample data of en employees. In this output, Python Tkinter Treeview is displayed. Tv.item(selected, values=(temp, temp, sal_up)) Sal_up = float(temp) + float(temp) * 0.05

#Tkinter treeview example tv

Tv = ttk.Treeview(ws, columns=(1, 2, 3), show='headings', height=8)

  • tv.item() method is used to provide new values to the record.
  • sal_up variable holds the calculation to increment the salary.
  • by using temp, temp, temp we can access the items in the tuple.
    • These values will be displayed in a tuple format. This means from the selected row, show all the values.
  • tv.item() takes 2 arguments, selected & values.
    • You can view that by using the print function.
  • tv.focus() hold the row number of the selected item in Treeview & the value for the same is stored in a variable named selected.
    • In this code, please pay attention to the update_item function.
  • We will understand this with an example wherein the salary of the selected employee will be incremented by 5% of the current.
    • This will return all the values in the selected item.
  • () takes as an argument followed by ‘ value‘.
    • If nothing is selected then it returns an empty string (“”).

    tkinter treeview example tkinter treeview example

  • returns the selected item row in the Treeview.
  • In this section, we will be changing only one item of the record.
  • To change the value of the record, we have to create a function that will change the value of the selected item in the Python Tkinter Treeview.
    • Tv.heading('Badge', text='Badge', anchor=CENTER) Tv.heading('Name', text='rank', anchor=CENTER) Tv.heading('Rank', text='Id', anchor=CENTER) Tv.column('Badge', anchor=CENTER, width=80) Tv.column('Name', anchor=CENTER, width=80) Tv.column('Rank', anchor=CENTER, width=80) Let us see the Python tkinter treeview example. Read Login page in Python Tkinter with database SQLite3 Python Tkinter Treeview Example















    Tkinter treeview example
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