test-kivy-app/kivy_venv/share/kivy-examples/widgets/shorten_text.py

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2024-09-15 12:12:16 +00:00
'''
Demonstrate shorten / number of line in label
=============================================
--------------- ------- -------------------------------------------------------
Number of lines Shorten Behavior
--------------- ------- -------------------------------------------------------
0 (unlimited) False Default behavior
1 False Display as much as possible, at least one word
N False Display as much as possible
0 (unlimited) True Default behavior (as kivy <= 1.7 series)
1 True Display as much as possible, shorten long word.
N True Display as much as possible, shorten long word.
--------------- ------- -------------------------------------------------------
'''
from kivy.app import App
from kivy.lang import Builder
kv = '''
<LabeledSlider@Slider>:
step: 1
Label:
text: '{}'.format(int(root.value))
size: self.texture_size
top: root.center_y - sp(20)
center_x: root.value_pos[0]
BoxLayout:
orientation: 'vertical'
BoxLayout:
spacing: '10dp'
padding: '4dp'
size_hint_y: None
height: '48dp'
LabeledSlider:
id: slider
value: 500
min: 25
max: root.width
on_value: self.value = int(self.value)
ToggleButton:
id: shorten
text: 'Shorten'
LabeledSlider:
id: max_lines
value: 0
min: 0
max: 5
AnchorLayout:
RelativeLayout:
size_hint: None, None
size: slider.value, 50
canvas:
Color:
rgb: .4, .4, .4
Rectangle:
size: self.size
Label:
size_hint: 1, 1
text_size: self.size
shorten: shorten.state == 'down'
max_lines: max_lines.value
valign: 'middle'
halign: 'center'
color: (1, 1, 1, 1)
font_size: 22
text: 'Michaelangelo Smith'
'''
class ShortenText(App):
def build(self):
return Builder.load_string(kv)
ShortenText().run()