在kivymd中更改TwoLineAvatarIconListItem的颜色

from kivymd.app import MDApp
from kivymd.uix.list import TwoLineAvatarIconListItem
from kivymd.uix.label import MDLabel
from kivymd.uix.boxlayout import MDBoxLayout

class CustomListItem(TwoLineAvatarIconListItem):
    pass

class CustomListItem(TwoLineAvatarIconListItem):
    def __init__(self, **kwargs):
        super(CustomListItem, self).__init__(**kwargs)
        self.theme_text_color = "Custom"  # 设置文本颜色为自定义颜色
        self.text_color = (1, 0, 0, 1)  # 设置文本颜色为红色
        self.secondary_theme_text_color = "Custom"  # 设置次要文本颜色为自定义颜色
        self.secondary_text_color = (0, 1, 0, 1)  # 设置次要文本颜色为绿色

class MyApp(MDApp):
    def build(self):
        # 创建一个布局
        layout = MDBoxLayout(orientation="vertical")

        # 创建一个自定义的TwoLineAvatarIconListItem对象
        item = CustomListItem(text="First Line", secondary_text="Second Line")

        # 将自定义的TwoLineAvatarIconListItem添加到布局中
        layout.add_widget(item)

        return layout

MyApp().run()