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lvgl/examples/event/lv_example_event_1.py

26 lines
555 B
Python

class Event_1():
def __init__(self):
self.cnt = 1
#
# Add click event to a button
#
btn = lv.btn(lv.scr_act())
btn.set_size(100, 50)
btn.center()
btn.add_event(self.event_cb, lv.EVENT.CLICKED, None)
label = lv.label(btn)
label.set_text("Click me!")
label.center()
def event_cb(self,e):
print("Clicked")
btn = e.get_target_obj()
label = btn.get_child(0)
label.set_text(str(self.cnt))
self.cnt += 1
evt1 = Event_1()