default.py

class Main:
    def __init__(self):
        cast = chromecast.get_chromecast()

        print()
        print(cast.device)
        time.sleep(1)
        print()
        print(cast.status)
        print()

        while not cast.is_idle:
            print("Quitting currently casting app")
            cast.quit_app()
            time.sleep(1)
            break

        time.sleep(1)
        cast.play_media(video_url, "video/mp4")
        print("Casting your video %s" % title)

        time.sleep(18)

        MyDialog()
        cast.quit_app()

class MainGui(xbmcgui.WindowXMLDialog):
    def __init__(self, *args, **kwargs):
        xbmcgui.WindowXMLDialog.__init__(self)

    def onInit(self):
        pass

    def onAction(self, action):
        pass

    def onClick(self, controlID):
        if controlID == 112:
            print("Playing")
        elif controlID == 113:
            cast.media_controller.pause()
            print("Paused")
        elif controlID == 114:
            cast.media_controller.stop()
        elif controlID == 115:
            cast.media_controller.seek(cast.media_controller.status.current_time + 10)
        elif controlID == 111:
            cast.media_controller.seek(max(cast.media_controller.status.current_time - 10, 0))
        elif cast.media_controller.status.player_is_idle:
            cast.quit_app()

            time.sleep(1)

    def onFocus(self, controlId):
        pass

def MyDialog():
    ui = MainGui('script-chromecast-main.xml', __path__, 'default')
    ui.doModal()
    del ui

if (__name__ == "__main__"):
    Main()