[英]Why does my Tkinter Scrollbar's bar fill entire length of my window?
I have working horizontal scrollbar, but for some reason it does not rezise the "visible" bar.我有工作水平滚动条,但由于某种原因它没有重新调整“可见”栏。 It does scroll perfectly, but I even didin't notice there was a bar before I added style
clam
.它确实可以完美滚动,但我什至没有注意到在我添加 style
clam
之前有一个栏。
Here is my code:这是我的代码:
from tkinter import *
from tkinter import ttk
root = Tk()
style = ttk.Style()
style.theme_use('clam')
main_frame = Frame(root)
main_frame.pack(fill=BOTH, expand=1)
my_canvas = Canvas(main_frame)
my_canvas.pack(side=TOP, fill=BOTH, expand=1)
my_scrollbar = ttk.Scrollbar(main_frame, orient=HORIZONTAL, command=my_canvas.xview)
my_scrollbar.pack(side=BOTTOM, fill=X)
my_canvas.configure(yscrollcommand=my_scrollbar.set)
my_canvas.bind('<Configure>', lambda e: my_canvas.configure(scrollregion=my_canvas.bbox("all")))
seccond_frame = Frame(my_canvas)
my_canvas.create_window((0,0), window=seccond_frame, anchor="nw")
for i in range(100):
Label(seccond_frame, text=f"a{i}").grid(row=0, column=i)
root.update()
root.mainloop()
There are two issues in your code:您的代码中有两个问题:
my_canvas.configure(yscrollcommand=my_scrollbar.set)
should be my_canvas.configure(xscrollcommand=my_scrollbar.set)
my_canvas.configure(yscrollcommand=my_scrollbar.set)
应该是my_canvas.configure(xscrollcommand=my_scrollbar.set)
when adding items to seccond_frame
, it is seccond_frame
get resized, not my_canvas
.将项目添加到
seccond_frame
时,调整大小的是seccond_frame
,而不是my_canvas
。 So you need to bind <Configure>
on seccond_frame
instead of my_canvas
所以你需要在
seccond_frame
而不是my_canvas
上绑定<Configure>
声明:本站的技术帖子网页,遵循CC BY-SA 4.0协议,如果您需要转载,请注明本站网址或者原文地址。任何问题请咨询:yoyou2525@163.com.