Kivy使用来自KV文件的ScreenManager [英] Kivy Using a ScreenManager from kv file
问题描述
我正在写一个奇异的程序/游戏.我以前做过一个,但总共只有1个屏幕.我已经开始开发具有实现Screen Manager
想法的新程序.我设法在python文件中构建了Screen Manager
,但是它不适合我的长期使用,所以我想尝试使用.kv file
中的Screen Manager
.
I'm writing a kivy program/game. I've made one before, but was only 1 screen in total. I've started developing a new program with ideas of implementing a Screen Manager
. I managed to build the Screen Manager
inside of the python file, but it wasn't suitable for my long term usage, and I wanted to try my hand at a Screen Manager
from the .kv file
.
任何指导将不胜感激,不确定我错过了什么.我看着这个问题v( Kivy-屏幕管理器-访问其他类中的属性),拼凑出我认为正确的内容,但仍然无法加载屏幕-我觉得这是一个简单的答案,而且我很盲目...
Any guidance will be greatly appreciated, not sure what I missed. I looked at this questionv(Kivy - Screen Manager - Accessing attribute in other class), and pieced together what I thought was right, but still can't get a screen to load - I feel this is a simple answer and I'm being blind...
main.py;
from kivy.app import App
from kivy.uix.screenmanager import ScreenManager, Screen, FadeTransition
class MenuScreen(Screen):
pass
class NewGameScreen(Screen):
pass
class LoadGameScreen(Screen):
pass
class ASCIILifeApp(App):
pass
if __name__ == "__main__":
ASCIILifeApp().run()
ASCIILife.kv;
ASCIILife.kv;
#: kivy 1.9
#: import ScreenManager kivy.uix.screenmanager.ScreenManager
#: import Screen kivy.uix.screenmanager.ScreenManager
#: import NewGameScreen screen
#: import LoadGameScreen screen
ScreenManager:
id: screen_manager
#transition: FadeTransition()
MenuScreen:
id: menu_screen
name: 'MenuScreen'
manager: 'screen_manager'
NewGameScreen:
id: newgame_screen
name: 'NewGameScreen'
manager: 'screen_manager'
LoadGameScreen:
id: loadgame_screen
name: 'LoadGameScreen'
manager: 'screen_manager'
<MenuScreen>:
BoxLayout:
orientation: 'vertical'
Label:
text: 'ASCII Life'
font_size: 50
Button:
text: 'New Game'
font_size: 30
on_release: app.root.current = 'newgame'
Button:
text: 'Load Game'
font_size: 30
on_release: app.root.current = 'loadgame'
Button:
text: 'Settings'
font_size: 30
on_release: app.root.current = 'something'
<NewGameScreen>:
BoxLayout:
orientation: 'vertical'
BoxLayout:
orientation: 'vertical'
Label:
text: 'Game Length in Days'
font_size: 30
BoxLayout:
orientation: 'horizontal'
ToggleButton:
text: '100'
state: 'down'
group: 'newgame_days'
font_size: 30
ToggleButton:
text: '200'
group: 'newgame_days'
font_size: 30
BoxLayout:
orientation: 'horizontal'
ToggleButton:
text: '365'
group: 'newgame_days'
font_size: 30
ToggleButton:
text: '3650'
group: 'newgame_days'
font_size: 30
ToggleButton:
text: 'Unlimited'
group: 'newgame_days'
font_size: 30
BoxLayout:
orientation: 'vertical'
size_hint: (1, .5)
Label:
text: 'Difficulty (Score Multiplier)'
font_size: 30
BoxLayout:
orientation: 'horizontal'
ToggleButton:
text: 'Easy (x1)'
state: 'down'
group: 'newgame_difficulty'
font_size: 30
ToggleButton:
text: 'Medium (x2.5)'
group: 'newgame_difficulty'
font_size: 30
ToggleButton:
text: 'Hard (x5)'
group: 'newgame_difficulty'
font_size: 30
<LoadGameScreen>:
BoxLayout:
orientation: 'vertical'
Label:
text: 'load a game'
font_size: 30
Widget:
canvas:
Ellipse:
pos: self.pos
size: self.size
BoxLayout:
Button:
text: 'Menu'
font_size: 30
on_release: app.root.current = 'menu'
Button:
text: 'text'
font_size: 30
截断的kv文件
推荐答案
答案是使用构建器构建kv文件.知道这很简单.文件在下面;
The answer was using a builder to build the kv file. Knew it was something simple. File below;
main.py
#!/usr/bin/kivy
from kivy.app import App
from kivy.lang import Builder
from kivy.uix.screenmanager import ScreenManager, Screen, FadeTransition
from kivy.properties import ObjectProperty
class MenuScreen(Screen):
pass
class NewGameScreen(Screen):
pass
class LoadGameScreen(Screen):
pass
class ScreenManager(ScreenManager):
pass
buildKV = Builder.load_file("ASCIILife.kv")
class ASCIILifeApp(App):
def build(self):
return buildKV
if __name__ == "__main__":
ASCIILifeApp().run()
这篇关于Kivy使用来自KV文件的ScreenManager的文章就介绍到这了,希望我们推荐的答案对大家有所帮助,也希望大家多多支持IT屋!