experimental addition of access to scrollTop in a content iframe

quickredfox · May 18, 2011 · 738e1a3 · 738e1a3
1 parent d322f0c
commit 738e1a3
Showing 1 changed file with 9 additions and 0 deletions.
diff --git a/modules/lib/web-content.js b/modules/lib/web-content.js
@@ -283,6 +283,15 @@ exports.title = function(frame) {
   return frame.contentDocument.title;
 };
 
+/**
+ * Access the scrollTop an iframe.  
+ * @params {IFrameNode} frame An iframe dom node.
+ * @returns {number} The current offset in pixels of the scrolling in the iframe.
+ */
+exports.scrollTop = function(frame) {
+  return frame.contentWindow.scrollY;
+};
+
 /**
  * inject a function into a web content window
  * @params {IFrameNode} frame An iframe dom node.