Update app.py

app.py

@@ -47,7 +47,8 @@ app.layout = dbc.Container([
                 style={'width': '100%', 'height': '800px'},
                 sandbox="allow-scripts allow-same-origin allow-forms allow-popups allow-downloads",
                 allow="fullscreen; geolocation; microphone; camera; midi; encrypted-media; autoplay",
-                referrerPolicy="no-referrer"
+                referrerPolicy="no-referrer",
+                key=''  # Add this line
             )
         ], width=10, className="bg-white")
     ])
@@ -67,11 +68,17 @@ def update_url_list(_):
     Input({'type': 'url-button', 'index': dash.ALL}, 'n_clicks'),
     prevent_initial_call=True
 )
+@callback(
+    [Output('content-iframe', 'src'),
+     Output('content-iframe', 'key')],  # Add a key output to force refresh
+    Input({'type': 'url-button', 'index': dash.ALL}, 'n_clicks'),
+    prevent_initial_call=True
+)
 def update_iframe(*n_clicks):
     ctx = dash.callback_context
     if not ctx.triggered:
         print("No button clicked")
-        return dash.no_update
+        return dash.no_update, dash.no_update
     
     button_id = ctx.triggered[0]['prop_id'].split('.')[0]
     clicked_id = eval(button_id)['index']
@@ -80,11 +87,12 @@ def update_iframe(*n_clicks):
     links = load_links()
     for link in links:
         if link['id'] == clicked_id:
-            print(f"Loading URL: {link['url']}")
-            return link['url']
+            url = link['url']
+            print(f"Loading URL: {url}")
+            return url, url  # Return URL for both src and key
     
     print("No matching URL found")
-    return dash.no_update
+    return dash.no_update, dash.no_update
 
 if __name__ == '__main__':
     print("Starting the Dash application...")