Merge commit 'a4cb4d96face514924387d34746b3148848ac092' into zope-2.13

[Plinn.git] / skins / ajax_scripts / javascript_events_api.js

diff --git a/skins/ajax_scripts/javascript_events_api.js b/skins/ajax_scripts/javascript_events_api.js
index 174491e..2539fd9 100644 (file)
--- a/skins/ajax_scripts/javascript_events_api.js
+++ b/skins/ajax_scripts/javascript_events_api.js
@@ -6,7 +6,7 @@
 // Meta functions for events management.
 
 var addListener; /* (ob, eventName, listenerFunction, group) add event listener eventName without "on" prefix.
-                                *  optionally, listeners can be grouped to make removing convenient.
+                                *      optionally, listeners can be grouped to make removing convenient.
                                 */
 var removeListener; // (ob, eventName, listenerFunction, group) remove event listener.
 var removeGroupListeners; // (group) remove all listeners in group.
@@ -29,7 +29,7 @@ var getCopyOfNode; /* (node) returns a clone of the given node.
 
 var copyPrototype; // (descendant, parent) lightwheight javascript inheritance
 if (!history.pushState) {
-    history.pushState = function(){};
+       history.pushState = function(){};
 }
 
 (function(){
@@ -45,6 +45,8 @@ function buildMetaFunctions() {
        disablePropagation = _build_disablePropagation();
        getWindowWidth = _build_getWindowWidth();
        getWindowHeight = _build_getWindowHeight();
+       getWindowScrollX = _build_getWindowScrollX();
+       getWindowScrollY = _build_getWindowScrollY();
        clearSelection = _build_clearSelection();
 }
 
@@ -210,6 +212,32 @@ function _build_getWindowHeight() {
        }
 }
 
+function _build_getWindowScrollX() {
+       if (window.scrollX !== undefined) {
+               return function(){
+                       return window.scrollX;
+               };
+       }
+       else {
+               return function(){
+                       return document.documentElement.scrollLeft;
+               };
+       }
+}
+
+function _build_getWindowScrollY() {
+       if (window.scrollY !== undefined) {
+               return function(){
+                       return window.scrollY;
+               };
+       }
+       else {
+               return function(){
+                       return document.documentElement.scrollTop;
+               };
+       }
+}
+
 function _build_clearSelection() {
        if (document.selection) {
                return function() {
@@ -226,12 +254,12 @@ function _build_clearSelection() {
 buildMetaFunctions();
 
 addListener(window, 'load', function(evt) {
-    // html5 facade
-    if (!document.body.classList) {
-        var nop = function(){};
-        var fakeDOMTokenList = {'length':0, 'item':nop, 'contains':nop, 'add':nop, 'remove':nop, 'toggle':nop};
-        Element.prototype.classList = fakeDOMTokenList;
-    }
+       // html5 facade
+       if (!document.body.classList) {
+               var nop = function(){};
+               var fakeDOMTokenList = {'length':0, 'item':nop, 'contains':nop, 'add':nop, 'remove':nop, 'toggle':nop};
+               Element.prototype.classList = fakeDOMTokenList;
+       }
 });