1 files changed, 16 insertions, 0 deletions
diff --git a/addons/bus/static/src/js/bus.js b/addons/bus/static/src/js/bus.js
index b0756132012..3c828668308 100644
--- a/addons/bus/static/src/js/bus.js
+++ b/addons/bus/static/src/js/bus.js
@@ -9,12 +9,21 @@ bus.ERROR_DELAY = 10000;
 
 bus.Bus = Widget.extend({
     init: function(){
+        var self = this;
         this._super();
         this.options = {};
         this.activated = false;
         this.channels = [];
         this.last = 0;
         this.stop = false;
+
+        // bus presence
+        this.set("window_focus", true);
+        this.on("change:window_focus", self, function(e) {
+            self.options.im_presence = self.get("window_focus");
+        });
+        $(window).on("focus", _.bind(this.window_focus, this));
+        $(window).on("blur", _.bind(this.window_blur, this));
     },
     start_polling: function(){
         if(!this.activated){
@@ -57,6 +66,13 @@ bus.Bus = Widget.extend({
     delete_channel: function(channel){
         this.channels = _.without(this.channels, channel);
     },
+    // bus presence : window focus/unfocus
+    window_focus: function() {
+        this.set("window_focus", true);
+    },
+    window_blur: function() {
+        this.set("window_focus", false);
+    },
 });
 
 // singleton