ShowcaseScreen:
    name: 'Bubbles'

    Bubble:
        size_hint_y: None
        height: self.content_height + self.arrow_margin_y

        BubbleContent:
            size_hint_y: None
            height: self.minimum_height

            BubbleButton:
                text: 'Cut'
            BubbleButton:
                text: 'Copy'
            BubbleButton:
                text: 'Paste'

    Widget:
        size_hint_y: None
        height: '48dp'

    BoxLayout:
        size_hint_y: None
        height: '48dp'
        Label:
            text: 'Hello'

        Bubble:
            arrow_pos: 'left_mid'
            BubbleContent:
                Label:
                    text: 'World'