vex.js in vex_rails-0.1.1

- old
+ new

@@ -20,11 +20,12 @@
       baseClassNames: {
         vex: 'vex',
         content: 'vex-content',
         overlay: 'vex-overlay',
         close: 'vex-close',
-        closing: 'vex-closing'
+        closing: 'vex-closing',
+        open: 'vex-open'
       },
       defaultOptions: {
         content: '',
         showCloseButton: true,
         escapeButtonCloses: true,
@@ -69,10 +70,11 @@
             return vex.close($(this).data().vex.id);
           });
           options.$vexContent.append(options.$closeButton);
         }
         $(options.appendLocation).append(options.$vex);
+        vex.setupBodyClassName(options.$vex);
         if (options.afterOpen) {
           options.afterOpen(options.$vexContent, options);
         }
         setTimeout((function() {
           return options.$vexContent.trigger('vexOpen', options);
@@ -154,9 +156,18 @@
         $lastVex = vex.getVexByID(id);
         if ($lastVex.data().vex.escapeButtonCloses !== true) {
           return false;
         }
         return vex.closeByID(id);
+      },
+      setupBodyClassName: function($vex) {
+        return $vex.bind('vexOpen.vex', function() {
+          return $('body').addClass(vex.baseClassNames.open);
+        }).bind('vexClose.vex', function() {
+          if (!vex.getAllVexes().length) {
+            return $('body').removeClass(vex.baseClassNames.open);
+          }
+        });
       },
       hideLoading: function() {
         return $('.vex-loading-spinner').remove();
       },
       showLoading: function() {