''' Created on Jun 15, 2019 @author: Burkhard A. Meier ''' #================================================================== import tkinter as tk from tkinter import ttk from tkinter import scrolledtext from threading import Thread win = tk.Tk() win.title("Python GUI") aLabel = ttk.Label(win, text="A Label") aLabel.grid(column=0, row=0) ttk.Label(win, text="Enter a name:").grid(column=0, row=0) name = tk.StringVar() nameEntered = ttk.Entry(win, width=12, textvariable=name) nameEntered.grid(column=0, row=1) ttk.Label(win, text="Choose a number:").grid(column=1, row=0) number = tk.StringVar() numberChosen = ttk.Combobox(win, width=12, textvariable=number) numberChosen['values'] = (1, 2, 4, 42, 100) numberChosen.grid(column=1, row=1) numberChosen.current(0) scrolW = 30 scrolH = 3 scr = scrolledtext.ScrolledText(win, width=scrolW, height=scrolH, wrap=tk.WORD) scr.grid(column=0, sticky='WE', columnspan=3) nameEntered.focus() #================================================================== # NOT working - CRASHES Python ----------------------------------- def wxPythonApp(): import wx app = wx.App() frame = wx.Frame(None, -1, "wxPython GUI", size=(200,150)) frame.SetBackgroundColour('white') frame.CreateStatusBar() menu= wx.Menu() menu.Append(wx.ID_ABOUT, "About", "wxPython GUI") menuBar = wx.MenuBar() menuBar.Append(menu,"File") frame.SetMenuBar(menuBar) frame.Show() app.MainLoop() def tryRunInThread(): runT = Thread(target=wxPythonApp) runT.setDaemon(True) runT.start() print(runT) print('createThread():', runT.isAlive()) action = ttk.Button(win, text="Call wxPython GUI", command=tryRunInThread) action.grid(column=2, row=1) #----------------------------------------------------------------- #====================== # Start GUI #====================== win.mainloop()