python - Tkinter 按钮使用网格展开
问题描述
我是编码新手,刚刚学习 Python。我搜索了答案,但找不到答案。
我正在尝试制作一个用于学习目的的计算器,但我无法使底部keyboard frame
扩展或buttons
内部扩展以匹配根窗口的边框
这是我的代码:
from tkinter import *
# main window configuration
root=Tk()
root.geometry("1000x1000")
root.grid_columnconfigure(0, weight=1)
root.grid_rowconfigure(0, weight=1)
# main window frames
topmenu=Frame(root,padx=5,pady=5)
display=Frame(root,padx=5,pady=5)
keyboard=Frame(root,padx=5,pady=5,bg="red")
topmenu.grid(row=0,column=0)
display.grid(row=1,column=0)
keyboard.grid(row=2,column=0)
# topmenu widgets
# display widgets
#keyboard widgets
# prima riga
percentagebutton=Button(keyboard,padx=5,pady=5,text="%")
squarerootbutton=Button(keyboard,padx=5,pady=5,text="√x")
squarebutton=Button(keyboard,padx=5,pady=5,text="x²")
inversebutton=Button(keyboard,padx=5,pady=5,text="1/x")
percentagebutton.grid(row=0,column=0,sticky='EWNS')
squarerootbutton.grid(row=0,column=1,sticky='EWNS')
squarebutton.grid(row=0,column=2,sticky='EWNS')
inversebutton.grid(row=0,column=3,sticky='EWNS')
# seconda riga
resetbutton=Button(keyboard,padx=5,pady=5,text="C")
deletebutton=Button(keyboard,padx=5,pady=5,text="←")
divisionbutton=Button(keyboard,padx=5,pady=5,text="÷")
resetbutton.grid(row=1,column=0,columnspan=2,sticky='EWNS')
deletebutton.grid(row=1,column=2,sticky='EWNS')
divisionbutton.grid(row=1,column=3,sticky='EWNS')
# terza riga
sevenbutton=Button(keyboard,padx=5,pady=5,text="7")
eightbutton=Button(keyboard,padx=5,pady=5,text="8")
ninebutton=Button(keyboard,padx=5,pady=5,text="9")
moltiplicationbutton=Button(keyboard,padx=5,pady=5,text="X")
sevenbutton.grid(row=2,column=0,sticky='EWNS')
eightbutton.grid(row=2,column=1,sticky='EWNS')
ninebutton.grid(row=2,column=2,sticky='EWNS')
moltiplicationbutton.grid(row=2,column=3,sticky='EWNS')
# quarta riga
fourbutton=Button(keyboard,padx=5,pady=5,text="4")
fivebutton=Button(keyboard,padx=5,pady=5,text="5")
sixbutton=Button(keyboard,padx=5,pady=5,text="6")
minusbutton=Button(keyboard,padx=5,pady=5,text="-")
fourbutton.grid(row=3,column=0,sticky='EWNS')
fivebutton.grid(row=3,column=1,sticky='EWNS')
sixbutton.grid(row=3,column=2,sticky='EWNS')
minusbutton.grid(row=3,column=3,sticky='EWNS')
# quinta riga
onebutton=Button(keyboard,padx=5,pady=5,text="1")
twobutton=Button(keyboard,padx=5,pady=5,text="2")
threebutton=Button(keyboard,padx=5,pady=5,text="3")
plusbutton=Button(keyboard,padx=5,pady=5,text="+")
onebutton.grid(row=4,column=0,sticky='EWNS')
twobutton.grid(row=4,column=1,sticky='EWNS')
threebutton.grid(row=4,column=2,sticky='EWNS')
plusbutton.grid(row=4,column=3,sticky='EWNS')
# sesta riga
signbutton=Button(keyboard,padx=5,pady=5,text="±")
zerobutton=Button(keyboard,padx=5,pady=5,text="0")
commabutton=Button(keyboard,padx=5,pady=5,text=",")
resultbutton=Button(keyboard,padx=5,pady=5,text="=")
signbutton.grid(row=5,column=0,sticky='EWNS')
zerobutton.grid(row=5,column=1,sticky='EWNS')
commabutton.grid(row=5,column=2,sticky='EWNS')
resultbutton.grid(row=5,column=3,sticky='EWNS')
root.mainloop()
这是我的计算器当前的图像:
如何使keyboard frame
和buttons
调整大小以匹配根窗口的边框?
解决方案
问题:Tkinter 按钮使用网格展开
您只配置
root
增长:root.grid_columnconfigure(0, weight=1) root.grid_rowconfigure(0, weight=1)
如果有额外的空间,您还必须配置keyboard
框架以增长,添加:
keyboard.grid_columnconfigure(0, weight=1)
keyboard.grid_rowconfigure(0, weight=1)
您 必须keyboard row/column
使用weight=1
.
您没有将
keyboard
框架设置为展开keyboard.grid(row=0,column=0)
改成
keyboard.grid(row=0,column=0, sticky=NSEW)
工作示例:
root=Tk()
root.geometry("500x500")
root.grid_columnconfigure(0, weight=1)
root.grid_rowconfigure(0, weight=1)
keyboard=Frame(root,padx=5,pady=5,bg="red")
keyboard.grid(row=0,column=0, sticky=NSEW)
for row, row_buttons in enumerate([['%', '√x', 'x²', '1/x'], ["C", "←", "÷"]]):
keyboard.grid_rowconfigure(row, weight=1)
for col, text in enumerate(row_buttons):
keyboard.grid_columnconfigure(col, weight=1)
Button(keyboard, padx=5, pady=5, text=text).grid(row=row, column=col, sticky='EWNS')
使用 Python 测试:3.5 - TkVersion:8.6
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