Merge pull request #3928 from PySimpleGUI/Dev-latest

New Demo - Progress meter simulation

DemoPrograms/Demo_Progress_Meter_Simulated.py

@@ -0,0 +1,32 @@
+"""
+    Demo Program - Progress Meter using a Text Element
+
+    This program was written by @jason990420
+
+    This is a clever use of a Text Element to create the same look
+    and feel of a progress bar in PySimpleGUI using only a Text Element.
+
+    Copyright 2020 PySimpleGUI.org
+"""
+
+import PySimpleGUI as sg
+
+sg.theme('DarkBlue')
+
+layout = [[sg.Text('', size=(50, 1), relief='sunken', font=('Courier', 11),
+                   text_color='yellow', background_color='black',key='-TEXT-', metadata=0)]]
+
+window = sg.Window('Title', layout, finalize=True)
+
+text = window['-TEXT-']
+
+while True:
+
+    event, values = window.read(timeout=100)
+
+    if event == sg.WINDOW_CLOSED:
+        break
+    text.metadata = (text.metadata + 1) % 51
+    text.update('█' * text.metadata)
+
+window.close()