From 28f7a8179724c134e51752f20686bfd47e2d9cbd Mon Sep 17 00:00:00 2001
From: jcnunez <jcnunez@stratio.com>
Date: Mon, 23 Mar 2015 11:02:38 +0100
Subject: [PATCH] added focus callback to the options (same behaviour as blur)

---
 src/ui-ace.js | 28 ++++++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/src/ui-ace.js b/src/ui-ace.js
index a664fb1..1ea7404 100644
--- a/src/ui-ace.js
+++ b/src/ui-ace.js
@@ -168,6 +168,13 @@ angular.module('ui.ace', [])
          */
         var onBlurListener;
 
+        /**
+         * Reference to a focus listener created by the listener factory.
+         * @function
+         * @see listenerFactory.onFocus
+         */
+        var onFocusListener;
+
         /**
          * Calls a callback by checking its existing. The argument list
          * is variable and thus this function is relying on the arguments
@@ -250,6 +257,20 @@ angular.module('ui.ace', [])
             return function () {
               executeUserCallback(callback, acee);
             };
+          },
+          /**
+           * Creates a focus listener which propagates the editor session
+           * to the callback from the user option onFocus. It might be
+           * exchanged during runtime, if this happens the old listener
+           * will be unbound.
+           *
+           * @param callback callback function defined in the user options
+           * @see onFocusListener
+           */
+          onFocus: function (callback) {
+            return function () {
+              executeUserCallback(callback, acee);
+            };
           }
         };
 
@@ -302,6 +323,13 @@ angular.module('ui.ace', [])
           onBlurListener = listenerFactory.onBlur(opts.onBlur);
           acee.on('blur', onBlurListener);
 
+          // unbind old foucs listener
+          acee.removeListener('focus', onFocusListener);
+
+          // bind new focus listener
+          onFocusListener = listenerFactory.onFocus(opts.onFocus);
+          acee.on('focus', onFocusListener);
+            
           setOptions(acee, session, opts);
         };