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315ef9f248
* Update config for black and flake8 * Auto-format Python sources with black * Fix issues reported by flake8 * Exclude protobuf files from black * Address formatting feedback
28 lines
876 B
Python
28 lines
876 B
Python
"""Module implementing a blank screensaver"""
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from menu.screensaver import ScreenSaver
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class BlankScreenSaver(ScreenSaver):
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"""Class implementing a blank screen safer that simply blanks the screen after a
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configured activation delay"""
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def __init__(self, activation_delay, menu_renderer):
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super().__init__(activation_delay, menu_renderer)
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self._initial_draw_call = None
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def draw_screensaver(self):
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if self._initial_draw_call is True:
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self.menu_renderer.blank_screen()
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else:
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self._initial_draw_call = False
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def check_timer(self):
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already_enabled = False
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if self.enabled is True:
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already_enabled = True
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super().check_timer()
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if self.enabled is True and already_enabled is False: # new switch to screensaver
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self._initial_draw_call = True
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