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prototype: Deprecate document.getElementsByClassName and Element#getElementsByClassName since native versions return a NodeList and we can only return an Array. Please use $$ or Element#select instead.

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This commit is contained in:
Sam Stephenson 2007-10-08 21:29:27 +00:00
parent cf88669931
commit c904fe7664
3 changed files with 38 additions and 33 deletions
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3
CHANGELOG
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@ -1,5 +1,8 @@
*SVN*
* Deprecate document.getElementsByClassName and Element#getElementsByClassName since native versions return a NodeList and we can only return an Array. Please use $$ or Element#select instead. [sam]
For more information see https://bugzilla.mozilla.org/show_bug.cgi?id=390411
* Fix missing "var" in selector.js. Closes #9761. [Tobie Langel]
* Date#toJSON now returns times in UTC for better compatibility with json.js. Closes #9332. [Tobie Langel]

35
src/deprecated.js
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@ -113,6 +113,41 @@ var Position = {
/*--------------------------------------------------------------------------*/
if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
function iter(name) {
return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
}
instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
function(element, className) {
className = className.toString().strip();
var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
} : function(element, className) {
className = className.toString().strip();
var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
if (!classNames && !className) return elements;
var nodes = $(element).getElementsByTagName('*');
className = ' ' + className + ' ';
for (var i = 0, child, cn; child = nodes[i]; i++) {
if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
(classNames && classNames.all(function(name) {
return !name.toString().blank() && cn.include(' ' + name + ' ');
}))))
elements.push(Element.extend(child));
}
return elements;
};
return function(className, parentElement) {
return $(parentElement || document.body).getElementsByClassName(className);
};
}(Element.Methods);
/*--------------------------------------------------------------------------*/
Element.ClassNames = Class.create();
Element.ClassNames.prototype = {
initialize: function(element) {

33
src/dom.js
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@ -633,39 +633,6 @@ Element.Methods = {
Element.Methods.identify.counter = 1;
if (!document.getElementsByClassName) document.getElementsByClassName = function(instanceMethods){
function iter(name) {
return name.blank() ? null : "[contains(concat(' ', @class, ' '), ' " + name + " ')]";
}
instanceMethods.getElementsByClassName = Prototype.BrowserFeatures.XPath ?
function(element, className) {
className = className.toString().strip();
var cond = /\s/.test(className) ? $w(className).map(iter).join('') : iter(className);
return cond ? document._getElementsByXPath('.//*' + cond, element) : [];
} : function(element, className) {
className = className.toString().strip();
var elements = [], classNames = (/\s/.test(className) ? $w(className) : null);
if (!classNames && !className) return elements;
var nodes = $(element).getElementsByTagName('*');
className = ' ' + className + ' ';
for (var i = 0, child, cn; child = nodes[i]; i++) {
if (child.className && (cn = ' ' + child.className + ' ') && (cn.include(className) ||
(classNames && classNames.all(function(name) {
return !name.toString().blank() && cn.include(' ' + name + ' ');
}))))
elements.push(Element.extend(child));
}
return elements;
};
return function(className, parentElement) {
return $(parentElement || document.body).getElementsByClassName(className);
};
}(Element.Methods);
Object.extend(Element.Methods, {
getElementsBySelector: Element.Methods.select,
childElements: Element.Methods.immediateDescendants