| 123456789101112131415161718192021222324252627282930313233343536373839 |
- class ScrollExample_3():
- def __init__(self):
- self.btn_cnt = 1
- #
- # Create a list with a floating button
- #
- list = lv.list(lv.scr_act())
- list.set_size(280, 220)
- list.center()
- for btn_cnt in range(2):
- list.add_btn(lv.SYMBOL.AUDIO,"Track {:d}".format(btn_cnt))
- float_btn = lv.btn(list)
- float_btn.set_size(50, 50)
- float_btn.add_flag(lv.obj.FLAG.FLOATING)
- float_btn.align(lv.ALIGN.BOTTOM_RIGHT, 0, -list.get_style_pad_right(lv.PART.MAIN))
- float_btn.add_event_cb(lambda evt: self.float_btn_event_cb(evt,list), lv.EVENT.ALL, None)
- float_btn.set_style_radius(lv.RADIUS.CIRCLE, 0)
- float_btn.set_style_bg_img_src(lv.SYMBOL.PLUS, 0)
- float_btn.set_style_text_font(lv.theme_get_font_large(float_btn), 0)
- def float_btn_event_cb(self,e,list):
- code = e.get_code()
- float_btn = e.get_target()
- if code == lv.EVENT.CLICKED:
- list_btn = list.add_btn(lv.SYMBOL.AUDIO, "Track {:d}".format(self.btn_cnt))
- self.btn_cnt += 1
- float_btn.move_foreground()
- list_btn.scroll_to_view(lv.ANIM.ON)
- scroll_example_3 = ScrollExample_3()
|
