components.py 文件源码

def __init__(self, format=None, *args, **kwargs):
        description = kwargs.pop('description', 'FloatSlider')
        min = kwargs.setdefault('min', 0.0)
        max = kwargs.setdefault('max', 10.0)
        self.formatstring = format
        self.header = ipy.HTML()
        self.readout = ipy.Text(layout=ipy.Layout(width='100px'))
        self.readout.on_submit(self.parse_value)

        kwargs.setdefault('readout', False)
        self.slider = ipy.FloatSlider(*args, **process_widget_kwargs(kwargs))
        self.minlabel = ipy.HTML(u'<font size=1.5>{}</font>'.format(self.formatstring.format(min)))
        self.maxlabel = ipy.HTML(u'<font size=1.5>{}</font>'.format(self.formatstring.format(max)))
        self.sliderbox = HBox([self.minlabel, self.slider, self.maxlabel])
        traitlets.link((self, 'description'), (self.header, 'value'))
        traitlets.link((self, 'value'), (self.slider, 'value'))
        self.description = description
        self.update_readout()
        super().__init__([self.header,
                                                  self.readout,
                                                  self.sliderbox])