擅长:python、mysql、java
<p>下面是一个带注释的演示。尝试改变拉伸的值和改变应用程序窗口的宽度,你会看到区别。也许没有必要阻止用户调整列的大小。相反,更重要的是给每个列一个适当的初始宽度,以便可以轻松地显示其内容。在</p>
<pre><code>from tkinter import *
from tkinter import ttk
def main():
gMaster = Tk()
w = ttk.Treeview(gMaster, show="headings", columns=('Column1', 'Column2'))
w.heading('#1', text='Column1', anchor=W)
w.heading('#2', text='Column2', anchor=W)
w.column('#1', minwidth = 70, width = 70, stretch = False)
w.column('#2', minwidth = 70, width = 70, stretch = True) # Try to change the value of stretch here.
# The following 2 lines will make the Treeview `w` fill the window horizontally.
w.grid(row = 0, column = 0, sticky='we')
gMaster.grid_columnconfigure(0, weight=1)
mainloop()
if __name__ == "__main__":
# Try to change the width of the application window use your mouse and you will see
# the width of column #2 will:
# 1. keep unchanged when strech=False
# 2. change when strech=True
main()
</code></pre>