def maybe_show_preview(self) -> 'IO':
if len(self.all_images) > 1:
tracker = self._update_tracker()
loc = TERM.get_location()
for image in self.all_images[self.current_page + 1:][:4]:
tracker.update(image)
printer.move_cursor_xy(loc[0], loc[1])
self.preview_images = tracker.images
def start_preview(self):
self.loc = TERM.get_location()
if config.check_image_preview() and self.number_of_pages > 1:
self.event = threading.Event() # Reset event, in case if it's set
threading.Thread(target=self.preview).start()