From a085be2811e331bdccf5422337441b8878a1c400 Mon Sep 17 00:00:00 2001
From: Henri Bergius <henri.bergius@iki.fi>
Date: Wed, 2 Oct 2013 13:42:56 +0200
Subject: [PATCH] Show console output from server

---
 css/noflo-ui.css              |  9 +++++++++
 src/runtimes/websocket.coffee | 12 ++++++++++++
 2 files changed, 21 insertions(+)

diff --git a/css/noflo-ui.css b/css/noflo-ui.css
index 895088247..d562daab6 100644
--- a/css/noflo-ui.css
+++ b/css/noflo-ui.css
@@ -80,6 +80,15 @@ body {
   border: none;
 }
 
+.dataflow-card .noflo-ui-preview .preview pre {
+  max-height: 300px;
+  color: #7ee67e;
+  font-size: 10px;
+  overflow-x: hidden;
+  overflow-y: scroll;
+  font-family: monospace;
+}
+
 .dataflow-node-inspector-inputs label.connected {
   display: none;
 }
diff --git a/src/runtimes/websocket.coffee b/src/runtimes/websocket.coffee
index f50564f9a..83605f64e 100644
--- a/src/runtimes/websocket.coffee
+++ b/src/runtimes/websocket.coffee
@@ -10,6 +10,18 @@ class WebSocketRuntime extends Base
 
   getType: -> 'websocket'
 
+  getElement: ->
+    console = document.createElement 'pre'
+
+    @on 'network', (message) ->
+      return unless message.command is 'output'
+      console.innerHTML = "#{console.innerHTML}#{message.payload.message}\n"
+      console.scrollTop = console.scrollHeight
+    @on 'disconnected', ->
+      console.innerHTML = ''
+
+    console
+
   connect: (preview) ->
     return if @connection or @connecting