contextual init for sticky, also only bind if there are elements that…

… need events
Esri · Aug 25, 2015 · c794535 · c794535
1 parent edaeeaa
commit c794535
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/lib/js/calcite-web.js b/lib/js/calcite-web.js
@@ -544,8 +544,8 @@
   // │ Sticky │
   // └────────┘
   // sticks things to the window
-  calcite.sticky = function () {
-    var elements = findElements('.js-sticky');
+  calcite.sticky = function (domNode) {
+    var elements = findElements('.js-sticky', domNode);
 
     var stickies = elements.map(function (el) {
       var offset = el.offsetTop;
@@ -588,8 +588,10 @@
       });
     };
 
-    calcite.addEvent(window, 'scroll', scrollHandler);
-    calcite.addEvent(window, 'resize', resize);
+    if (elements) {
+      calcite.addEvent(window, 'scroll', scrollHandler);
+      calcite.addEvent(window, 'resize', resize);
+    }
   };
 
   // ┌───────────┐