Create run.py

run.py

@@ -0,0 +1,62 @@
+
+import gradio as gr
+
+elemIDs=list(range(5)) # elemIDs 0-4
+internal_state=0
+ 
+def toggler(visibility=[]):
+   if(len(visibility)==0):
+     print("restore visibility to "+str(list(range(1,len(elemIDs))))) 
+     visibility=list(range(len(elemIDs))) # visibility of all buttons by default (i.e., without textbox)
+   #visibility=[str(e) for e in visibility]
+   l=[]
+   l.append(gr.Textbox("Visible Text", visible=(0 in visibility)))
+   l.append(gr.Button("Submit",        visible=(1 in visibility)))
+   l.append(gr.Button("Button 2",      visible=(2 in visibility)))
+   l.append(gr.Button("Button 3",      visible=(3 in visibility)))
+   l.append(gr.Button("Button 4",      visible=(4 in visibility)))
+   print("Toggler:\n\nelemIDs="+str(elemIDs)+"\n\nVisibility="+str(visibility)+"\n\nl="+str(l)) #+"\n\ntest4="+str(4 in visibility))
+   return l
+
+def listener(btn):
+  r=0
+  if(btn=="Submit"):   r=1
+  if(btn=="Button 2"): r=2
+  if(btn=="Button 3"): r=3
+  if(btn=="Button 4"): r=4
+  print("Listener:\n\nbtn="+str(btn)+"\n\nr="+str(r))
+  return gr.Radio([str(e) for e in elemIDs],label="Button clicked",value=str(r))
+
+def respond(message, chat_history, visible_elemIDs):
+  global internal_state
+  previous_state = internal_state
+  internal_state = message
+  visible_elemIDs= [e for e in visible_elemIDs if str(e) != str(internal_state)] # streiche button zum aktuellen state
+  bot_message = f"I was in state \"{previous_state}\" and am now in state \"{internal_state}\". please click another button."
+  chat_history.append((message, bot_message))
+  print("respond:\n\nvisible_elemIDs="+str(visible_elemIDs)+"\n\nbot_message="+str(bot_message))
+  return message, chat_history, visible_elemIDs
+
+with gr.Blocks() as demo:
+  chatbot = gr.Chatbot(value=[[None, f"I'm in state \"{internal_state}\". Please click a button!"]])
+  msg,btn1,btn2,btn3,btn4 = toggler()
+  changeableElems=[msg,btn1,btn2,btn3,btn4]
+  visibility=gr.Dropdown(
+    elemIDs, 
+    value=[1,2,3,4], #list(range(len(elemIDs))),
+    multiselect=True, 
+    visible=True, #False,     
+    label="Active Elements") # determine which elements are visible #,visible=False      
+  clicked=gr.Radio([str(e) for e in elemIDs],label="Button clicked",value=0) # determine which Element/Button was clicked last
+  visibility.change(toggler, inputs=visibility, outputs=changeableElems) # change elemIDs when visibility is changed 
+  chatbot.change(toggler, inputs=visibility, outputs=changeableElems) # change elemIDs when chatbot responds
+  clicked.change(respond,inputs=[clicked,chatbot,visibility], outputs=[clicked,chatbot,visibility])
+  btn1.click(listener, inputs=btn1, outputs=clicked)
+  btn2.click(listener, inputs=btn2, outputs=clicked)
+  btn3.click(listener, inputs=btn3, outputs=clicked)
+  btn4.click(listener, inputs=btn4, outputs=clicked)
+  with gr.Row():
+      chatbot
+      gr.Column([btn1,btn2,btn3,btn4])
+
+demo.launch()