【问题标题】:KivyMD DatePicker not resizing with screen sizeKivyMD DatePicker 不随屏幕大小调整大小
【发布时间】:2020-04-30 14:35:03
【问题描述】:

我不确定如何根据屏幕大小动态调整 MDDatePicker 的大小,它不会像 LabelsButtons 那样正确调整,而是会不规律地调整。

我在 KivyMD 文档中找不到很多内容,比如 Kivy 小部件。

您必须单击“选择日期”按钮才能打开日期选择器

py 文件

import kivy
from kivy.app import App
from kivy.properties import ObjectProperty, StringProperty, NumericProperty, ListProperty
from kivy.uix.screenmanager import ScreenManager, Screen
from kivy.lang import Builder
from kivy.uix.popup import Popup
from kivy.uix.label import Label
from kivy.core.text import Label as CoreLabel
from kivy.uix.button import Button
from kivy.core.window import Window
from kivymd.theming import ThemeManager
import mysql.connector
from kivymd.uix.picker import MDDatePicker
from kivy.uix.scrollview import ScrollView


Window.clearcolor = (1,1,1,1)

class Information(Screen):

    def select_date(self):
        picker = MDDatePicker(callback=self.got_date)
        picker.open()

    def got_date(self, the_date):
        print(the_date)

class WindowManager(ScreenManager):
    pass


class MyApp(App):
    theme_cls = ThemeManager()

    def build(self):
        kv = Builder.load_file("kivy.kv")
        sm = WindowManager()

        screens = [Information(name="information")]
        for screen in screens:
            sm.add_widget(screen)

        sm.current = "information"
        return sm


if __name__ == '__main__':
    MyApp().run()

kv文件

<Information>:
    name: "information"

    NavigationLayout:
        id: nav_layout
        MDNavigationDrawer:
            NavigationDrawerIconButton:
                text: "Test"
                on_release: app.root.current = "login"

        FloatLayout:
            MDToolbar:
                pos_hint: {'top': 1}
                md_bg_color: 0.2, 0.6, 1, 1
                left_action_items: [['menu', lambda x: root.ids.nav_layout.toggle_nav_drawer()]]

            MDRaisedButton:
                text: "Select date"
                pos_hint: {"x": 0.35, "top": 0.6}
                on_release: root.select_date()

提前致谢

【问题讨论】:

    标签: python-3.x kivy kivy-language


    【解决方案1】:

    你可以在MDRaisedButton 下试试:

    MDRaisedButton:
        size: root.width, root.height
    

    或者您需要调整大小的地方。 size 命令格式为 size: x, y in kv lang

    【讨论】:

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