Right-click to clear slots feature

app/js/directives/directive-context-menu.js

@@ -0,0 +1,12 @@
+angular.module('app').directive('contextMenu', ['$parse', function($parse) {
+  return function(scope, element, attrs) {
+    var fn = $parse(attrs.contextMenu);
+    console.log(attrs.contextMenu, fn);
+    element.bind('contextmenu', function(e) {
+      scope.$apply(function() {
+        e.preventDefault();
+        fn(scope, { $event:e });
+      });
+    });
+  };
+}]);