2016 Update

Task/GUI-component-interaction/Python/gui-component-interaction-1.py

@@ -0,0 +1,24 @@
+import random, tkMessageBox
+from Tkinter import *
+window = Tk()
+window.geometry("300x50+100+100")
+options = { "padx":5, "pady":5}
+s=StringVar()
+s.set(1)
+def increase():
+    s.set(int(s.get())+1)
+def rand():
+    if tkMessageBox.askyesno("Confirmation", "Reset to random value ?"):
+        s.set(random.randrange(0,5000))
+def update(e):
+    if not e.char.isdigit():
+        tkMessageBox.showerror('Error', 'Invalid input !')
+        return "break"
+e = Entry(text=s)
+e.grid(column=0, row=0, **options)
+e.bind('<Key>', update)
+b1 = Button(text="Increase", command=increase, **options )
+b1.grid(column=1, row=0, **options)
+b2 = Button(text="Random", command=rand, **options)
+b2.grid(column=2, row=0, **options)
+mainloop()