slider.py 文件源码

def build(self):
            return Builder.load_string("""
BoxLayout:
    orientation:'vertical'
    BoxLayout:
        size_hint_y:None
        height: '48dp'
        Label:
            text:"Toggle disabled"
            color: [0,0,0,1]
        CheckBox:
            on_press: slider.disabled = not slider.disabled
    BoxLayout:
        size_hint_y:None
        height: '48dp'
        Label:
            text:"Toggle active"
            color: [0,0,0,1]
        CheckBox:
            on_press: slider.active = not slider.active
    BoxLayout:
        size_hint_y:None
        height: '48dp'
        Label:
            text:"Toggle show off"
            color: [0,0,0,1]
        CheckBox:
            on_press: slider.show_off = not slider.show_off

    MDSlider:
        id:slider
        min:0
        max:100
        value: 40

    MDSlider:
        id:slider2
        orientation:"vertical"
        min:0
        max:100
        value: 40

""")