freecode.py

from tkinter import *
from aceutil import TkUtils, Log

class TKGUI:
    def __init__(self):
        self.appname = "Tester"
        self.root= Tk() ##initilise the main window
        self.log = Log(self.appname)
        self.tku = TkUtils(self.log, self.root)
        self.quit = False ##defaults the quit flag

    def test_movable_window(self, event):
        over = self.tku.overlay(self.root, Event(), "Drag to Move", height=400, width=400) # Creates the Movable window
        window = self.tku.cFrame(over, padx=5, pady=5, fill=BOTH, expand=1) #Pads the window to prevent overflow
        #content, canvas = self.tku.scrollable_area2(window) ##Adds a scrollable area. This is a bit bugged atm

        for i in range(10):
            Label(window, text="This is a Test: %s"%i, bg="white").pack(side=TOP)

    def run(self): ##main part of the application
        self.root.configure(bg="white") #sets the background to white rather than default gray.
        self.root.protocol("WM_DELETE_WINDOW", self.quitting) ##changes the X (close) Button to run a function instead.
        try:
            self.root.iconbitmap("fav.ico") ##sets the application Icon
        except:
            pass
        self.root.title(self.appname)
        self.root.geometry("800x600")
        self.tku.cButton(self.root, text="Open Window", fg="black", bg="white", command=lambda e=Event():self.test_movable_window(e))
        while not self.quit: ##flag to quit the application
            self.root.update_idletasks() #updates the root. same as root.mainloop() but safer and interruptable
            self.root.update() #same as above. This lest you stop the loop or add things to the loop.
            #add extra functions here if you need them to run with the loop#

    def quitting(self): ##to set the quit flag
        self.quit = True

if __name__ == "__main__":
    app = TKGUI() ##creates instance of GUI class
    try:
        app.run()# starts the application
    except KeyboardInterrupt:
        app.quitting() ##safely quits the application when crtl+C is pressed
    except:
        raise #you can change this to be your own error handler if needed