Şöyle de yapabilirsiniz ama program bütün ekranı kaplar. Bu paylaştığınız kod da galiba Ubuntu kullandığım için çalışmadı.
#!/usr/bin/python3.8
# -*- coding: utf-8 -*-
import tkinter as tk
root = tk.Tk()
root.wm_attributes("-fullscreen", "true")
w, h = root.winfo_screenwidth(), root.winfo_screenheight()
left_frame = tk.Frame(master=root, width=10/11 * w, height=25)
left_frame.grid(row=0, column=0)
right_frame = tk.Frame(master=root, width=1/11 * w, height=25)
right_frame.grid(row=0, column=1)
exit_frame = tk.Frame(
master=right_frame,
width=1/22 * w,
height=25,
bg="orange"
)
exit_frame.pack(side="right")
exit_frame.pack_propagate(False)
minimize_frame = tk.Frame(
master=right_frame,
width=1/22 * w,
height=25,
bg="grey"
)
minimize_frame.pack(side="right")
minimize_frame.pack_propagate(False)
exit_label = tk.Button(
master=exit_frame,
text="X",
bg="orange",
command=root.destroy
)
exit_label.pack(expand=True, fill="both")
minimize_label = tk.Button(
master=minimize_frame,
text="-",
bg="grey",
command=root.iconify
)
minimize_label.pack(expand=True, fill="both")
root.mainloop()