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Laurens Valk
b0ffb24a2e
These code samples are rendered in the docs, so we include them here. For the git history of these snippets, see: https://github.com/pybricks/pybricks-projects/commits/f4914069aaacfd9ab1e0dd6f05524f62cfc56b29/snippets
31 lines
814 B
Python
31 lines
814 B
Python
def wait_for_button(ev3):
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"""
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This function shows a picture of the buttons on the EV3 screen.
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Then it waits until you press a button.
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It returns which button was pressed.
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"""
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# Show a picture of the buttons on the screen.
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ev3.screen.load_image('buttons.png')
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# Tip: add text or icons to the image to help you
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# remember what each button will do in your program.
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# Wait for a single button to be pressed and save the result.
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pressed = []
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while len(pressed) != 1:
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pressed = ev3.buttons.pressed()
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button = pressed[0]
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# Print which button was pressed
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ev3.screen.draw_text(2, 100, button)
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# Now wait for the button to be released.
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while any(ev3.buttons.pressed()):
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pass
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# Return which button was pressed.
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return button
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