PyGtk3:获取当前条目文本颜色

import gi
gi.require_version('Gtk', '3.0')
from gi.repository import Gtk

tree_view = Gtk.TreeView()
column = Gtk.TreeViewColumn("Column Title", Gtk.CellRendererText(), text=0)
tree_view.append_column(column)

def on_selection_changed(selection):
    model, treeiter = selection.get_selected()
    if treeiter is not None:
        text_color = model.get_value(treeiter, 1)  # 获取文本颜色值
        print("当前条目文本颜色：", text_color)

list_store = Gtk.ListStore(str, str)  # 第二列用于存储文本颜色
list_store.append(["Item 1", "red"])
list_store.append(["Item 2", "blue"])
list_store.append(["Item 3", "green"])

tree_view.set_model(list_store)

selection = tree_view.get_selection()
selection.connect("changed", on_selection_changed)

window = Gtk.Window()
window.add(tree_view)
window.show_all()
Gtk.main()