scrollbutton.py 文件源码

def __init__(self, **kvargs):
        super(ScrollButton, self).__init__(**kvargs)

        self.layout = GridLayout(cols=1, padding=5, spacing=5,
                                 size_hint_y=None)
        self.layout.bind(minimum_height=self.layout.setter('height'))
        self.body = Popup(content=self, size_hint_y=None, size_hint_x=None,
                          pos_hint={"center_x": .5, "center_y": .5},
                          width=int(Window.size[0] / self.size_hint_x),
                          background=self.background_image)

        # ??? ??? ?????? ????????? - (canvas GridLayout).
        with self.layout.canvas:
            Color(0.0, 0.0, 0.0)
            self.canvas_for_box_content = \
                Rectangle(pos=(5, 5), size=(self.layout.width,
                                            self.layout.height))
            self.layout.bind(size=self._update_canvas_size,
                             pos=self._update_canvas_size)

        for list_button in self.button_list:
            if not list_button[2]:
                image = "atlas://data/images/defaulttheme/button"
            else:
                image = list_button[2]

            button = Button(text=list_button[0], size_hint_y=None,
                            height=self.height_button,
                            background_normal=image, id=list_button[0])
            if callable(self.events_callback):
                button.bind(on_press=self.events_callback,
                            on_release=self._close_popup)
            self.layout.add_widget(button)

            text = list_button[1]
            if text:
                self.layout.add_widget(
                    RstDocument(text=text, size_hint_y=None,
                                background_color=self.background_text_color,
                                underline_color="#2fbfe0",
                                height=self.height_text))

        self.add_widget(self.layout)