NEW Demos - Floating CPU utlization widget, Compound element - Spinner, refresh of the other Demos

Demo_Spinner_Compound_Element.py

@@ -0,0 +1,34 @@
+import PySimpleGUI as sg
+
+"""
+    Demo of how to combine elements into your own custom element
+"""
+
+sg.SetOptions(element_padding=(0,0))
+sg.ChangeLookAndFeel('Dark')
+# --- Define our "Big-Button-Spinner" compound element. Has 2 buttons and an input field --- #
+NewSpinner =  [sg.ReadFormButton('-', size=(4,1), font='Any 12'),
+               sg.In('0', size=(5,1), font='Any 14', justification='r', key='spin'),
+               sg.ReadFormButton('+', size=(4,1), font='Any 12')]
+# --- Define Window --- #
+layout = [
+          [sg.Text('Spinner simulation')],
+            NewSpinner,
+            [sg.T('')],
+          [sg.Ok()]
+         ]
+
+form = sg.FlexForm('Spinner simulation')
+form.Layout(layout)
+
+# --- Event Loop --- #
+counter = 0
+while True:
+    button, value = form.Read()
+
+    if button == 'Ok' or button is None:    # be nice to your user, always have an exit from your form
+        break
+
+    # --- do spinner stuff --- #
+    counter += 1 if button =='+' else -1 if button == '-' else 0
+    form.FindElement('spin').Update(counter)