webui: Rewrite "websocket.py" with "FG21simWSHandler"

NOTE:
This "FG21simWSHandler" is still very preliminary, and there are a
lot of necessary functions need to be implemented.

1 files changed, 9 insertions, 4 deletions

diff --git a/fg21sim/webui/app.py b/fg21sim/webui/app.py
index 63d80be..4fa0a05 100644
--- a/fg21sim/webui/app.py
+++ b/fg21sim/webui/app.py
@@ -2,16 +2,20 @@
 # MIT license
 
 """
-Web user interface (UI) of "fg21sim" based upon Tornado_.
+Web user interface (UI) of "fg21sim" based upon Tornado_ web server and
+using the WebSocket_ protocol.
 
 .. _Tornado: http://www.tornadoweb.org/
+
+.. _WebSocket: https://en.wikipedia.org/wiki/WebSocket ,
+   http://caniuse.com/#feat=websockets
 """
 
 import os
 
 import tornado.web
 
-from .websocket import EchoWSHandler
+from .websocket import FG21simWSHandler
 
 
 class IndexHandler(tornado.web.RequestHandler):
@@ -20,7 +24,8 @@ class IndexHandler(tornado.web.RequestHandler):
 
 
 _settings = {
-    # The static files will be served from the default "/static/" URI
+    # The static files will be served from the default "/static/" URI.
+    # Recommend to use `{{ static_url(filepath) }}` in the templates.
     "static_path": os.path.join(os.path.dirname(__file__), "static"),
     "template_path": os.path.join(os.path.dirname(__file__), "templates"),
 }
@@ -32,6 +37,6 @@ def make_application(**kwargs):
     appplication = tornado.web.Application(
         handlers=[
             (r"/", IndexHandler),
-            (r"/ws", EchoWSHandler),
+            (r"/ws", FG21simWSHandler),
         ], **settings)
     return appplication