do not select/deselect disabled elems on optgroup click (fix #141)

1 files changed, 4 insertions, 4 deletions

diff --git a/js/jquery.multi-select.js b/js/jquery.multi-select.js
index 08a2e06..3bdfb2b 100644
--- a/js/jquery.multi-select.js
+++ b/js/jquery.multi-select.js
@@ -149,11 +149,11 @@
           $selectionOptgroup.append($(optgroupTpl));
           if (that.options.selectableOptgroup){
             $selectableOptgroup.find('.ms-optgroup-label').on('click', function(){
-              var values = $optgroup.children(':not(:selected)').map(function(){ return $(this).val() }).get();
+              var values = $optgroup.children(':not(:selected, :disabled)').map(function(){ return $(this).val() }).get();
               that.select(values);
             });
             $selectionOptgroup.find('.ms-optgroup-label').on('click', function(){
-              var values = $optgroup.children(':selected').map(function(){ return $(this).val() }).get();
+              var values = $optgroup.children(':selected:not(:disabled)').map(function(){ return $(this).val() }).get();
               that.deselect(values);
             });
           }
@@ -325,8 +325,8 @@
       var lastMovedDom = false;
       $list.on('mousemove', function(){
         if (lastMovedDom === this) return;
-				lastMovedDom = this;
-				var elems = $list.find(that.elemsSelector);
+        lastMovedDom = this;
+        var elems = $list.find(that.elemsSelector);
 
         elems.on('mouseenter', function(){
           elems.removeClass('ms-hover');