- jQuery.multiFilter( selector, jQuery.grep(this, function(elem){
- return elem.nodeType === 1;
- }) ), "filter", selector );
- },
-
- closest: function( selector ) {
- var pos = jQuery.expr.match.POS.test( selector ) ? jQuery(selector) : null;
-
- return this.map(function(){
- var cur = this;
- while ( cur && cur.ownerDocument ) {
- if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selector) )
- return cur;
- cur = cur.parentNode;
- }
- });
- },
-
- not: function( selector ) {
- if ( typeof selector === "string" )
- // test special case where just one selector is passed in
- if ( isSimple.test( selector ) )
- return this.pushStack( jQuery.multiFilter( selector, this, true ), "not", selector );
- else
- selector = jQuery.multiFilter( selector, this );
-
- var isArrayLike = selector.length && selector[selector.length - 1] !== undefined && !selector.nodeType;
- return this.filter(function() {
- return isArrayLike ? jQuery.inArray( this, selector ) < 0 : this != selector;
- });
- },
-
- add: function( selector ) {
- return this.pushStack( jQuery.unique( jQuery.merge(
- this.get(),
- typeof selector === "string" ?
- jQuery( selector ) :
- jQuery.makeArray( selector )
- )));
- },
-
- is: function( selector ) {
- return !!selector && jQuery.multiFilter( selector, this ).length > 0;
- },
-
- hasClass: function( selector ) {
- return !!selector && this.is( "." + selector );
- },
-
- val: function( value ) {
- if ( value === undefined ) {
- var elem = this[0];
-
- if ( elem ) {
- if( jQuery.nodeName( elem, 'option' ) )
- return (elem.attributes.value || {}).specified ? elem.value : elem.text;
-
- // We need to handle select boxes special
- if ( jQuery.nodeName( elem, "select" ) ) {
- var index = elem.selectedIndex,
- values = [],
- options = elem.options,
- one = elem.type == "select-one";
-
- // Nothing was selected
- if ( index < 0 )
- return null;
-
- // Loop through all the selected options
- for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
- var option = options[ i ];
-
- if ( option.selected ) {
- // Get the specifc value for the option
- value = jQuery(option).val();
-
- // We don't need an array for one selects
- if ( one )
- return value;
-
- // Multi-Selects return an array
- values.push( value );
- }
- }
-
- return values;
- }
-
- // Everything else, we just grab the value
- return (elem.value || "").replace(/\r/g, "");
-
- }
-
- return undefined;
- }
-
- if ( typeof value === "number" )
- value += '';
-
- return this.each(function(){
- if ( this.nodeType != 1 )
- return;
-
- if ( jQuery.isArray(value) && /radio|checkbox/.test( this.type ) )
- this.checked = (jQuery.inArray(this.value, value) >= 0 ||
- jQuery.inArray(this.name, value) >= 0);
-
- else if ( jQuery.nodeName( this, "select" ) ) {
- var values = jQuery.makeArray(value);
-
- jQuery( "option", this ).each(function(){
- this.selected = (jQuery.inArray( this.value, values ) >= 0 ||
- jQuery.inArray( this.text, values ) >= 0);
- });
-
- if ( !values.length )
- this.selectedIndex = -1;
-
- } else
- this.value = value;
- });