furas

Python - tkinter - second window with StringVar

Jun 20th, 2018
100
Never
Not a member of Pastebin yet? Sign Up, it unlocks many cool features!
  1. import tkinter as tk
  2.  
  3.  
  4. class Main(tk.Tk):
  5.    
  6.     def __init__(self):
  7.         super().__init__()
  8.  
  9.         self.l = tk.Label(self, text='???')
  10.         self.l.pack()
  11.        
  12.         b = tk.Button(self, text='New', command=self.on_click)
  13.         b.pack()
  14.  
  15.         self.mainloop()    
  16.  
  17.     def on_click(self):
  18.         new = Next(self)
  19.         print('close')
  20.  
  21.  
  22. class Next(tk.Toplevel):
  23.    
  24.     def __init__(self, master): # master - to get access to parent window
  25.         super().__init__(master)
  26.        
  27.         self.var = tk.StringVar() # tk.StringVar(self)
  28.        
  29.         e = tk.Entry(self, textvariable=self.var)
  30.         e.pack()
  31.        
  32.         b = tk.Button(self, text='Close', command=self.on_click)
  33.         b.pack()
  34.        
  35.         #self.mainloop() # no need it
  36.        
  37.     def on_click(self):
  38.         print(self.var.get()) # get text from Entry
  39.         self.master.l['text'] = self.var.get() # put in parent window
  40.         self.destroy()
  41.  
  42.  
  43. Main()
RAW Paste Data

Adblocker detected! Please consider disabling it...

We've detected AdBlock Plus or some other adblocking software preventing Pastebin.com from fully loading.

We don't have any obnoxious sound, or popup ads, we actively block these annoying types of ads!

Please add Pastebin.com to your ad blocker whitelist or disable your adblocking software.

×