Kivy - 如何更改不同屏幕中的屏幕过渡
问题描述:
我有两个屏幕。当我按下“下一个屏幕”按钮时,它将进入第二个屏幕,过渡应该是SlideTransition(左侧),当我按下“后退”按钮时,它应该回到第一个屏幕,过渡应该是SlideTransition(右侧)。Kivy - 如何更改不同屏幕中的屏幕过渡
怎么办?它仅使用在我的代码
1个过渡这是我的代码PY/KV代码:
class 1stScreen(Screen):
...some methods...
class 2ndScreen(Screen):
...some methods...
class MyScreenManager(ScreenManager):
pass
root_widget = Builder.load_string('''
#:import SlideTransition kivy.uix.screenmanager.SlideTransition
MyScreenManager:
transition: SlideTransition(direction='left')
1stScreen:
transition: SlideTransition(direction='right') #<-- Im getting error with this
2ndScreen:
<1stScreen>:
name: '1stScreen'
...some widgets...
Button:
text: 'next screen'
on_release: app.root.current = '2ndScreen'
<2ndScreen>:
name: '2ndScreen'
...some widgets...
Button:
text: 'back'
on_release: app.root.current = '1stScreen'
''')
class Main(App):
def build(self):
return root_widget
if __name__ == "__main__":
Main().run()
答
把转变中on_release
事件。
Button:
text: 'next screen'
on_release:
app.root.transition = SlideTransition(direction='right')
app.root.current = '2ndScreen'
...
工作!谢谢! – KPA