Merge pull request #195 from MikeTheWatchGuy/Dev-latest

New Demo - Chat without history... a simplified chat

Demo_Chat.py

@@ -1,58 +1,31 @@
 import PySimpleGUI as sg
 
 '''
-A chatbot with history
+A chat window.  Add call to your send-routine, print the response and you're done
-Scroll up and down through prior commands using the arrow keys
-Special keyboard keys:
-    Up arrow - scroll up in commands
-    Down arrow - scroll down in commands
-    Escape - clear current command
-    Control C - exit form
 '''
 
-def ChatBotWithHistory():
 # -------  Make a new FlexForm  ------- #
 sg.ChangeLookAndFeel('GreenTan')            # give our form a spiffy set of colors
 
-    form = sg.FlexForm('Chat window with history', default_element_size=(30, 2), font=('Helvetica',' 13'), default_button_element_size=(8,2), return_keyboard_events=True)
+form = sg.FlexForm('Chat window', default_element_size=(30, 2), font=('Helvetica',' 13'), default_button_element_size=(8,2))
 
 layout =  [
             [sg.Text('Your output will go here', size=(40, 1))],
             [sg.Output(size=(127, 30), font=('Helvetica 10'))],
-                [sg.T('Command History'), sg.T('', size=(20,3), key='history')],
+            [sg.Multiline(size=(85, 5), enter_submits=True, key='query'),
-                [sg.Multiline(size=(85, 5), enter_submits=True, key='query', do_not_clear=False),
             sg.ReadFormButton('SEND', button_color=(sg.YELLOWS[0], sg.BLUES[0]), bind_return_key=True),
             sg.SimpleButton('EXIT', button_color=(sg.YELLOWS[0], sg.GREENS[0]))]
           ]
 form.Layout(layout)
 
 # ---===--- Loop taking in user input and using it  --- #
-    command_history = []
-    history_offset = 0
 while True:
     (button, value) = form.Read()
     if button is 'SEND':
         query = value['query'].rstrip()
         # EXECUTE YOUR COMMAND HERE
         print('The command you entered was {}'.format(query))
-            command_history.append(query)
-            history_offset = len(command_history)-1
-            form.FindElement('query').Update('')                       # manually clear input because keyboard events blocks clear
-            form.FindElement('history').Update('\n'.join(command_history[-3:]))
     elif button is None or button is 'EXIT':            # quit if exit button or X
         break
-        elif 'Up' in button and len(command_history):
-            command = command_history[history_offset]
-            history_offset -= 1 * (history_offset > 0)      # decrement is not zero
-            form.FindElement('query').Update(command)
-        elif 'Down' in button and len(command_history):
-            history_offset += 1 * (history_offset < len(command_history)-1) # increment up to end of list
-            command = command_history[history_offset]
-            form.FindElement('query').Update(command)
-        elif 'Escape' in button:
-            form.FindElement('query').Update('')
-
 exit(69)
 
-
-ChatBotWithHistory()

Demo_Chat_With_History.py

@@ -0,0 +1,58 @@
+import PySimpleGUI as sg
+
+'''
+A chatbot with history
+Scroll up and down through prior commands using the arrow keys
+Special keyboard keys:
+    Up arrow - scroll up in commands
+    Down arrow - scroll down in commands
+    Escape - clear current command
+    Control C - exit form
+'''
+
+def ChatBotWithHistory():
+    # -------  Make a new FlexForm  ------- #
+    sg.ChangeLookAndFeel('GreenTan')            # give our form a spiffy set of colors
+
+    form = sg.FlexForm('Chat window with history', default_element_size=(30, 2), font=('Helvetica',' 13'), default_button_element_size=(8,2), return_keyboard_events=True)
+
+    layout =  [
+                [sg.Text('Your output will go here', size=(40, 1))],
+                [sg.Output(size=(127, 30), font=('Helvetica 10'))],
+                [sg.T('Command History'), sg.T('', size=(20,3), key='history')],
+                [sg.Multiline(size=(85, 5), enter_submits=True, key='query', do_not_clear=False),
+                sg.ReadFormButton('SEND', button_color=(sg.YELLOWS[0], sg.BLUES[0]), bind_return_key=True),
+                sg.SimpleButton('EXIT', button_color=(sg.YELLOWS[0], sg.GREENS[0]))]
+              ]
+    form.Layout(layout)
+
+    # ---===--- Loop taking in user input and using it  --- #
+    command_history = []
+    history_offset = 0
+    while True:
+        (button, value) = form.Read()
+        if button is 'SEND':
+            query = value['query'].rstrip()
+            # EXECUTE YOUR COMMAND HERE
+            print('The command you entered was {}'.format(query))
+            command_history.append(query)
+            history_offset = len(command_history)-1
+            form.FindElement('query').Update('')                       # manually clear input because keyboard events blocks clear
+            form.FindElement('history').Update('\n'.join(command_history[-3:]))
+        elif button is None or button is 'EXIT':            # quit if exit button or X
+            break
+        elif 'Up' in button and len(command_history):
+            command = command_history[history_offset]
+            history_offset -= 1 * (history_offset > 0)      # decrement is not zero
+            form.FindElement('query').Update(command)
+        elif 'Down' in button and len(command_history):
+            history_offset += 1 * (history_offset < len(command_history)-1) # increment up to end of list
+            command = command_history[history_offset]
+            form.FindElement('query').Update(command)
+        elif 'Escape' in button:
+            form.FindElement('query').Update('')
+
+    exit(69)
+
+
+ChatBotWithHistory()