full_screen_view.py

# https://forum.omz-software.com/topic/4284/how-do-i-make-a-full-screen-button-and-handle-button-down-and-button-up-events
#
# press and hold less that one second to add a '.' to the title
# press and hold for one second or more to add a '-' to the title

from datetime import datetime as dt
import ui


class FullScreenButtonView(ui.View):
    def __init__(self):
        self.name = ""

    def touch_began(self, touch):
        self.tap_time = dt.now()

    def touch_ended(self, touch):
        self.name += "." if (dt.now() - self.tap_time).total_seconds() < 1 else "-"


FullScreenButtonView().present()