downloader.py 文件源码

def _progress_alive(self):
        c = self._progressbar
        if not self._downloading:
            c.itemconfig('gradient', state='hidden')
        else:
            c.itemconfig('gradient', state='normal')
            x1, y1, x2, y2 = c.bbox('gradient')
            if x1 <= -100:
                c.move('gradient', (self._gradient_width*6)-4, 0)
            else:
                c.move('gradient', -4, 0)
            afterid = self.top.after(200, self._progress_alive)
            self._afterid['_progress_alive'] = afterid

    #/////////////////////////////////////////////////////////////////
    # Threaded downloader
    #/////////////////////////////////////////////////////////////////