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LNWtree.tag_configure("ZG", background="gray60", foreground='white', image=piczg)

LNWtree.insert("" , "end", iid=a, values=(a, satz[0], satz[1], satz[2], satz[3], satz[4], satz[5], satz[6], satz[7], satz[8], satz[9], satz[10]), tag="ZG")

Code: Alles auswählen

import tkinter as tk
from tkinter import ttk

root = tk.Tk()

def fixed_map(option):
    # Returns the style map for 'option' with any styles starting with
    # ("!disabled", "!selected", ...) filtered out

    # style.map() returns an empty list for missing options, so this should
    # be future-safe
    return [elm for elm in style.map("Treeview", query_opt=option)
            if elm[:2] != ("!disabled", "!selected")]

style = ttk.Style()
style.map("Treeview", foreground=fixed_map("foreground"), background=fixed_map("background"))

tree = ttk.Treeview()
style = ttk.Style()
style.configure('Treeview', background='red')
tree.pack()
for i in range(10):
    tree.insert("", "end", text="Item %s" % i, tag=i)
    if i % 2:
        tree.tag_configure(i, background='yellow')
root.mainloop()