fix(scrollView): show bar with mouse wheel. Fixes #809

Author: mlynch

js/views/scrollView.js

@@ -687,8 +687,20 @@ ionic.views.Scroll = ionic.views.View.inherit({
         mousedown = false;
       }, false);
 
+      var wheelShowBarFn = ionic.debounce(function() {
+        console.log('SHOWFN');
+        self.__fadeScrollbars('in');
+      }, 500, true);
+
+      var wheelHideBarFn = ionic.debounce(function() {
+        console.log('HIDEFN');
+        self.__fadeScrollbars('out');
+      }, 100, false);
+
       document.addEventListener("mousewheel", function(e) {
+        wheelShowBarFn();
         self.scrollBy(e.wheelDeltaX/self.options.wheelDampen, -e.wheelDeltaY/self.options.wheelDampen);
+        wheelHideBarFn();
       });
     }
   },