) will be sorted instead
* of the | itself.
*
* @see http://james.padolsey.com/javascript/sorting-elements-with-jquery/
*/
jQuery.fn.sortElements = (function(){
var sort = [].sort;
return function(comparator, getSortable) {
getSortable = getSortable || function(){return this;};
var placements = this.map(function(){
var sortElement = getSortable.call(this),
parentNode = sortElement.parentNode,
// Since the element itself will change position, we have
// to have some way of storing its original position in
// the DOM. The easiest way is to have a 'flag' node:
nextSibling = parentNode.insertBefore(
document.createTextNode(''),
sortElement.nextSibling
);
return function() {
if (parentNode === this) {
throw new Error(
"You can't sort elements if any one is a descendant of another."
);
}
// Insert before flag:
parentNode.insertBefore(this, nextSibling);
// Remove flag:
parentNode.removeChild(nextSibling);
};
});
return sort.call(this, comparator).each(function(i){
placements[i].call(getSortable.call(this));
});
};
})();
|