Landing the .clone() rewrite by Brandon (also includes the new event cloning functionality .clone(true)).

This commit is contained in:
John Resig 2007-09-08 16:19:34 +00:00
parent cc22c04c90
commit 2929f8aa67

View File

@ -228,44 +228,25 @@ jQuery.fn = jQuery.prototype = {
jQuery.unique( data ) : data ); jQuery.unique( data ) : data );
}, },
clone: function() { clone: function(events) {
var $this = this.add(this.find("*"));
if (jQuery.browser.msie) {
// Need to remove events on the element and its descendants
$this.each(function() {
this._$events = {};
for (var type in this.$events)
this._$events[type] = jQuery.extend({},this.$events[type]);
}).unbind();
}
// Do the clone // Do the clone
var r = this.pushStack( jQuery.map( this, function(a){ var ret = this.map(function(){
return a.cloneNode( true ); return this.outerHTML ? jQuery(this.outerHTML)[0] : this.cloneNode(true);
}) ); });
if (events === true) {
var clone = ret.find("*").andSelf();
if (jQuery.browser.msie) { this.find("*").andSelf().each(function(i) {
$this.each(function() { var events = this.$events;
// Add the events back to the original and its descendants for ( var type in events )
var events = this._$events; for ( var handler in events[type] )
for (var type in events) jQuery.event.add(clone[i], type, events[type][handler], events[type][handler].data);
for (var handler in events[type])
jQuery.event.add(this, type, events[type][handler], events[type][handler].data);
this._$events = null;
}); });
} }
// copy form values over
var inputs = r.add(r.find('*')).filter('select,input[@type=checkbox]');
$this.filter('select,input[@type=checkbox]').each(function(i) {
if (this.selectedIndex)
inputs[i].selectedIndex = this.selectedIndex;
if (this.checked)
inputs[i].checked = true;
});
// Return the cloned set // Return the cloned set
return r; return ret;
}, },
filter: function(t) { filter: function(t) {