Adds notification in the windoe title if the window/tab is inactive

Signed-off-by: Akash Manohar J <akash@akash.im>

Author: HashNuke

app/assets/javascripts/backbone/helpers/channels.js.coffee.erb

@@ -121,10 +121,12 @@ class Kandan.Helpers.Channels
     @scrollToLatestMessage(channelId) if @pastAutoScrollThreshold(channelId)
 
 
+
   @add_message: (activityAttributes, state)->
     @channel_activities_el(activityAttributes.channel_id)
       .append(@new_activity_view(activityAttributes).render().el)
     @flushActivities(activityAttributes.channel_id)
+    Kandan.Helpers.Utils.notifyInTitleIfRequired()
     @set_pagination_data(activityAttributes.channel_id)
 
 

app/assets/javascripts/backbone/helpers/utils.js.coffee

@@ -1,5 +1,10 @@
 class Kandan.Helpers.Utils
 
+  @browserTabFocused: true
+
+  @notifyInTitleIfRequired: ->
+    $(document).attr('title', '(new) Kandan') if @browserTabFocused != true
+
   @months: [
     "January"
     ,"February"

app/assets/javascripts/backbone/kandan.js.coffee

@@ -39,6 +39,16 @@ window.Kandan =
         action: data.event.split("#")[1]
       })
 
+    $(window).focus(->
+      Kandan.Helpers.Utils.browserTabFocused = true
+      $(document).attr('title', 'Kandan')
+    )
+
+    $(window).blur(->
+      Kandan.Helpers.Utils.browserTabFocused = false
+    )
+
+
   initBroadcasterAndSubscribe: ()->
     Kandan.broadcaster = new Kandan.Broadcasters.FayeBroadcaster()
     Kandan.broadcaster.subscribe "/channels/*"