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lvgl/examples/widgets/roller/lv_example_roller_1.py
Gabor Kiss-Vamosi 7bec13c2b9 update asserts
2021-02-08 09:53:03 +01:00

25 lines
768 B
Python

def event_handler(obj, event):
if event == lv.EVENT.VALUE_CHANGED:
option = " "*10
obj.get_selected_str(option, len(option))
print("Selected month: %s" % option.strip())
roller1 = lv.roller(lv.scr_act())
roller1.set_options("\n".join([
"January",
"February",
"March",
"April",
"May",
"June",
"July",
"August",
"September",
"October",
"November",
"December"]), lv.roller.MODE.INIFINITE)
roller1.set_visible_row_count(4)
roller1.align(None, lv.ALIGN.CENTER, 0, 0)
roller1.set_event_cb(event_handler)