screens.py 文件源码

def _build_evaluation_box(self):
        evaluation_box = BoxLayout(orientation='horizontal')
        positive_button = Button(
            text="Positive",
            font_size=50,
            size_hint=(.5, .5),
            background_normal='',
            background_color=rgb_to_kivy(0, 102, 0, 1)
        )
        positive_button.bind(on_release=self.handle_positive_button)

        negative_button = Button(
            text="Negative",
            font_size=50,
            size_hint=(.5, .5),
            background_normal='',
            background_color=rgb_to_kivy(255, 0, 0, 1)
        )
        negative_button.bind(on_release=self.handle_negative_button)

        evaluation_box.add_widget(positive_button)
        evaluation_box.add_widget(negative_button)
        return evaluation_box