在KivyMD RecycleView网格中重复CheckBox操作

from kivymd.app import MDApp
from kivymd.uix.gridlayout import MDGridLayout
from kivymd.uix.recycleview import RecycleView
from kivymd.uix.checkbox import MDCheckbox

class GridBoxLayout(MDGridLayout):
    def __init__(self, **kwargs):
        super().__init__(**kwargs)
        self.cols = 3  # 设置网格布局的列数

        # 创建并添加多个CheckBox组件到网格布局中
        for i in range(9):
            checkbox = MDCheckbox()
            checkbox.bind(active=self.on_checkbox_active)  # 绑定CheckBox的状态变化事件
            self.add_widget(checkbox)

    def on_checkbox_active(self, checkbox, value):
        # 处理CheckBox状态变化事件
        if value:
            print("CheckBox被选中")
        else:
            print("CheckBox被取消选中")

class GridRecycleView(RecycleView):
    def __init__(self, **kwargs):
        super().__init__(**kwargs)
        self.data = [{'viewclass': 'GridBoxLayout'}]  # 设置RecycleView的数据源为自定义的网格布局类

class MyApp(MDApp):
    def build(self):
        return GridRecycleView()

if __name__ == '__main__':
    MyApp().run()