vendor/assets/javascripts/button.js in flashgrid-2.2.0 vs vendor/assets/javascripts/button.js in flashgrid-2.2.5

@@ -86,32 +86,20 @@
     $.fn.button = old
     return this
   }
 
 
-  // FOCUS SHIM (FOR BUTTON GROUPS)
-  // ==============================
-
-  function getBtnTarget(target) {
-    var $target = $(target)
-    return $target.hasClass('btn') ? $target : $target.parent('.btn')
-  }
-
-
   // BUTTON DATA-API
   // ===============
 
   $(document)
     .on('click.bs.button.data-api', '[data-toggle^="button"]', function (e) {
       var $btn = $(e.target)
       if (!$btn.hasClass('btn')) $btn = $btn.closest('.btn')
       Plugin.call($btn, 'toggle')
       e.preventDefault()
     })
-    .on('focus.bs.button.data-api', '[data-toggle^="button"]', function (e) {
-      getBtnTarget(e.target).addClass('focus')
-    })
-    .on('blur.bs.button.data-api', '[data-toggle^="button"]', function (e) {
-      getBtnTarget(e.target).removeClass('focus')
+    .on('focus.bs.button.data-api blur.bs.button.data-api', '[data-toggle^="button"]', function (e) {
+      $(e.target).closest('.btn').toggleClass('focus', e.type == 'focus')
     })
 
 }(jQuery);
\ No newline at end of file