tktinker
import tkinter as tk
class App(tk.Frame):
def __init__(self, master=None):
super().__init__(master)
self.pack()
# create the application
myapp = App()
#
# here are method calls to the window manager class
#
myapp.master.title("My Do-Nothing Application")
myapp.master.maxsize(1000, 400)
# start the program
myapp.mainloop()tktinker
import tkinter as tk
class App(tk.Frame):
def __init__(self, master):
super().__init__(master)
self.pack()
self.entrythingy = tk.Entry()
self.entrythingy.pack()
# Create the application variable.
self.contents = tk.StringVar()
# Set it to some value.
self.contents.set("this is a variable")
# Tell the entry widget to watch this variable.
self.entrythingy["textvariable"] = self.contents
# Define a callback for when the user hits return.
# It prints the current value of the variable.
self.entrythingy.bind('<Key-Return>',
self.print_contents)
def print_contents(self, event):
print("Hi. The current entry content is:",
self.contents.get())
root = tk.Tk()
myapp = App(root)
myapp.mainloop()Copyright © 2021 Codeinu
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