Kivy：制作桌面小部件

Question

我正在使用GridLayout和ScrollView在表窗口小部件中使用kivy。这是我有：

https://github.com/Skucul/listwidget

有实现它一个更好的办法？怎么样RecicleView？

Answer 1

我得到RecycleView和KivyMD，这与图标和图像列表元素等

我看到你的其他存储库的支持，例如日期选择器和Timepicker非常好的结果，也有类似的，也有非常类似的小工具在KivyMD中，也许你会考虑使用它们甚至更好，提高它们。

Answer 2

from kivy.lang import Builder 
from kivy.uix.gridlayout import GridLayout 
from kivy.uix.boxlayout import BoxLayout 
from kivymd.label import MDLabel 
from kivy.uix.button import Button 
from kivy.properties import NumericProperty, ListProperty,StringProperty 
from kivy.graphics import Color 
from kivy.metrics import dp 

Builder.load_string(''' 
#:import MDLabel kivymd.label.MDLabel 
<Table> 
    orientation:'vertical' 
    size_hint_y:0.9 
    GridLayout: 
     id:header 
     spacing:2 
     padding:[10,10,10,10] 
     size_hint_y:None 
     height:dp(48) 
    ScrollView: 
     size_hint_y:1  
     GridLayout: 
      id:body 
      spacing:2 
      padding:[10,10,10,10] 
      size_hint_y:None 
      #spacing:dp(2) 
      height:self.minimum_height 

    # GridLayout: 
    #  id:footer 
    #  height:dp(48) 
    #  pos_hint:{'center_y':0.1} 

<Header> 
    padding:[10,10,10,10] 
    canvas.before: 
     Color: 
      rgba: app.theme_cls.accent_dark 
     Rectangle: 
      pos: self.pos 
      size: self.size 
    size_hint_y:None 
    size_hint_x:header.size_hint_x 
    height:dp(48) 
    MDLabel: 
     id:header 
     text:root.text 
<Cell> 
    padding:[10,10,10,10] 
    canvas.before: 
     Color: 
      rgba: app.theme_cls.accent_color 
     Rectangle: 
      pos: self.pos 
      size: self.size 
    size_hint_y:None 
    size_hint_x:cell.size_hint_x 
    height:dp(48) 
    MDLabel: 
     id:cell 
     text:root.text    
''') 

class Header(BoxLayout): 
    text = StringProperty() 



class Cell(BoxLayout): 
    text = StringProperty() 




class Table(BoxLayout): 
    cols = NumericProperty(1) 
    table_content = ListProperty([{"col 1":"row 11","col 2":"row 21"},{"col 1":"row 12","col 2":"row 22"}],allownone=True) 
    thead = ListProperty() 
    tbody = ListProperty() 
    color = [128, 0, 2, 0.8] 



    def __init__(self, **kwargs): 
     super(Table, self).__init__(**kwargs) 

     for i in self.table_content: 
      self.thead =[] 
      for j in i.keys(): 
       self.thead.append(j) 
     self.ids['header'].cols = len(self.thead) 
     self.ids['body'].cols = len(self.thead) 
     for i in self.thead: 
      head = Header(text=i.upper()) 
      self.ids['header'].add_widget(head) 
     for i in self.table_content: 
      for j in i.keys(): 
       body = Cell(text=i[j]) 
       self.ids['body'].add_widget(body) 





#create MDTable.py file and save above code 
#then import class where to add table widget 
#simply use below function pass id where to add table and list of data 
    def add_table(self,id,list): 
     from table import Table 
     id.add_widget(Table(table_content=list)) 
# list example:[{'head1':'content1','head2':'content2'},###{'head1':'content1','head2':'content2'}]