X-Git-Url: https://adrianiainlam.tk/git/?a=blobdiff_plain;f=dygraph-utils.js;h=1ec1795dd1982c78e15e5c329a250671cfaca7a4;hb=94647da23ed251ba0f1da8d155d2552680a4e9cf;hp=250c85539ac15e8f61c2d2e783ad45a12370b3af;hpb=5605628cc2f2ca8d4f3b297a3d15dbded2c07f1e;p=dygraphs.git

diff --git a/dygraph-utils.js b/dygraph-utils.js
index 250c855..1ec1795 100644
--- a/dygraph-utils.js
+++ b/dygraph-utils.js
@@ -192,7 +192,7 @@ Dygraph.addEvent = function addEvent(elem, type, fn) {
  *     on the event. The function takes one parameter: the event object.
  * @private
  */
-Dygraph.prototype.addEvent = function(elem, type, fn) {
+Dygraph.prototype.addAndTrackEvent = function(elem, type, fn) {
   Dygraph.addEvent(elem, type, fn);
   this.registeredEvents_.push({ elem : elem, type : type, fn : fn });
 };
@@ -220,6 +220,17 @@ Dygraph.removeEvent = function(elem, type, fn) {
   }
 };
 
+Dygraph.prototype.removeTrackedEvents_ = function() {
+  if (this.registeredEvents_) {
+    for (var idx = 0; idx < this.registeredEvents_.length; idx++) {
+      var reg = this.registeredEvents_[idx];
+      Dygraph.removeEvent(reg.elem, reg.type, reg.fn);
+    }
+  }
+
+  this.registeredEvents_ = [];
+};
+
 /**
  * Cancels further processing of an event. This is useful to prevent default
  * browser actions, e.g. highlighting text on a double-click.
@@ -1244,10 +1255,11 @@ Dygraph.isNodeContainedBy = function(containee, container) {
   if (container === null || containee === null) {
     return false;
   }
-  while (containee && containee !== container) {
-    containee = containee.parentNode;
+  var containeeNode = /** @type {Node} */ (containee);
+  while (containeeNode && containeeNode !== container) {
+    containeeNode = containeeNode.parentNode;
   }
-  return (containee === container);
+  return (containeeNode === container);
 };