Tkinter (20) 顶层窗口部件 Toplevel

顶层窗口部件的创建及其选项

可单独存在的顶层窗口, 具有独立的窗口管理器, 可以独立移动和调整大小, 应用程序可以使用任意数量的顶级窗口. 任可部件都可以使用 winfo_toplevel() 方法返回其顶层窗口部件.

top_level = tk.Toplevel(option, ...)

顶层窗口部件的方法

范例视窗及代码

import tkinter as tk

def win(text, width, height):
    top_level = tk.Toplevel()
    top_level.title(f'{width}x{height}')
    label = tk.Label(
        top_level, text=text, width=width, height=height,
        wraplength=width*8, anchor=tk.NW, justify=tk.LEFT, borderwidth=5,
        relief=tk.SOLID)
    label.grid(row=0, column=0)
    return top_level, label

root = tk.Tk()
root.wm_title("Toplevel Demo")

font = ('Courier New', 16, 'bold')
t = ('This tutorial introduces the reader informally to the basic '
     'concepts and features of the Python language and system. It '
     'helps to have a Python interpreter handy for hands-on experience'
     ', but all examples are self-contained, so the tutorial can be '
     'read off-line as well.')

win1, label1 = win(t, 100, 20)
win2, label2 = win(t,  80, 25)
win3, label3 = win(t,  60, 35)
win4, label4 = win(t,  50, 40)

root.mainloop()

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