Fixed some bugs in lobby ui

lobby.lua

@@ -89,6 +89,20 @@ client_connect_ip = nil
 client_connect_port = nil
 client_connect_name = nil
 
+function lobby_clear_connect_form()
+   lobby_ip_textbox["sprite"]["x"] = 1000
+   lobby_port_textbox["sprite"]["x"] = 1000
+   lobby_name_textbox["sprite"]["x"] = 1000
+   lobby_connect_message["x"] = 1000
+   lobby_ip_textbox["sprite"]["y"] = 1000
+   lobby_port_textbox["sprite"]["y"] = 1000
+   lobby_name_textbox["sprite"]["y"] = 1000
+   lobby_connect_message["y"] = 1000
+   unregister_textbox(lobby_ip_textbox)
+   unregister_textbox(lobby_port_textbox)
+   unregister_textbox(lobby_name_textbox)
+end
+
 --function lobby_client(ip, port, name, my_port)
 function lobby_client(key, ch, my_port)
    if (lobby_first_call)
@@ -133,7 +147,7 @@ function lobby_client(key, ch, my_port)
    end
    
    -- If not already connected, connect sending info
-   if (not client_connected and client_wait_for_reg_response == false and not client_filling_in_connect_form) then
+   if (not client_connected and not client_wait_for_reg_response and not client_filling_in_connect_form) then
 	  msg_to_server = json.encode({
 			{ name = client_connect_name, msg_type=OCT_LOBBY_MSG_CLIENTREG, port=my_port }
 	  })
@@ -152,8 +166,10 @@ function lobby_client(key, ch, my_port)
 		 OCT_LOG_INFO("Server accepted registration request!")
 		 lobby_connect_message["shape"] = "Connected"
 		 lobby_connect_message["fg"] = TB_GREEN
-		 client_connected = 1
+		 client_connected = true
 		 client_wait_for_reg_response = false
+		 client_filling_in_connect_form = false
+		 lobby_clear_connect_form()
 
 		 -- Registration was unsuccessful
 	  elseif (client_wait_for_reg_response == true and
@@ -161,8 +177,9 @@ function lobby_client(key, ch, my_port)
 		 OCT_LOG_ERROR("Server rejected registration request, try using a different name")
 		 lobby_connect_message["shape"] = "Server rejected request, try changing name or port"
 		 lobby_connect_message["fg"] = TB_RED
-		 client_connected = 0
+		 client_connected = false
 		 client_wait_for_reg_response = false
+		 client_filling_in_connect_form = true
 
 		 -- We received a clientlist from the server
 	  elseif (msg_obj["msg_type"] == OCT_LOBBY_MSG_CLIENTLIST) then

ui.lua

@@ -26,12 +26,15 @@ function create_textbox(id, pos_x, pos_y, max_length, label)
 end
 
 function update_registered_textboxes_appearance()
-   -- textbox at front is focused, set to green
-   registered_textboxes[1]["sprite"]["fg"] = TB_GREEN
-   -- set all other textboxes to unfocused (white colored)
-   for i=2,#registered_textboxes
-   do
-	  registered_textboxes[i]["sprite"]["fg"] = TB_WHITE
+   if (registered_textboxes[1])
+   then
+	  -- textbox at front is focused, set to green
+	  registered_textboxes[1]["sprite"]["fg"] = TB_GREEN
+	  -- set all other textboxes to unfocused (white colored)
+	  for i=2,#registered_textboxes
+	  do
+		 registered_textboxes[i]["sprite"]["fg"] = TB_WHITE
+	  end
    end
 end