Codice PHP:
// Take an array of elements and push it onto the stack
// (returning the new matched element set)
pushStack: function( elems, name, selector ) {
// Build a new jQuery matched element set
var ret = jQuery( elems );
// Add the old object onto the stack (as a reference)
ret.prevObject = this;
ret.context = this.context;
if ( name === "find" )
ret.selector = this.selector + (this.selector ? " " : "") + selector;
else if ( name )
ret.selector = this.selector + "." + name + "(" + selector + ")";
// Return the newly-formed element set
return ret;
},
// Force the current matched set of elements to become
// the specified array of elements (destroying the stack in the process)
// You should use pushStack() in order to do this, but maintain the stack
setArray: function( elems ) {
// Resetting the length to 0, then using the native Array push
// is a super-fast way to populate an object with array-like properties
this.length = 0;
Array.prototype.push.apply( this, elems );
return this;
},
// Execute a callback for every element in the matched set.
// (You can seed the arguments with an array of args, but this is
// only used internally.)
each: function( callback, args ) {
return jQuery.each( this, callback, args );
},
// Determine the position of an element within
// the matched set of elements
index: function( elem ) {
// Locate the position of the desired element
return jQuery.inArray(
// If it receives a jQuery object, the first element is used
elem && elem.jquery ? elem[0] : elem
, this );
},
attr: function( name, value, type ) {
var options = name;
// Look for the case where we're accessing a style value
if ( typeof name === "string" )
if ( value === undefined )
return this[0] && jQuery[ type || "attr" ]( this[0], name );
else {
options = {};
options[ name ] = value;
}
// Check to see if we're setting style values
return this.each(function(i){
// Set all the styles
for ( name in options )
jQuery.attr(
type ?
this.style :
this,
name, jQuery.prop( this, options[ name ], type, i, name )
);
});
},
css: function( key, value ) {
// ignore negative width and height values
if ( (key == 'width' || key == 'height') && parseFloat(value) < 0 )
value = undefined;
return this.attr( key, value, "curCSS" );
},
text: function( text ) {
if ( typeof text !== "object" && text != null )
return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
var ret = "";
jQuery.each( text || this, function(){
jQuery.each( this.childNodes, function(){
if ( this.nodeType != 8 )
ret += this.nodeType != 1 ?
this.nodeValue :
jQuery.fn.text( [ this ] );
});
});
return ret;
},
wrapAll: function( html ) {
if ( this[0] ) {
// The elements to wrap the target around
var wrap = jQuery( html, this[0].ownerDocument ).clone();
if ( this[0].parentNode )
wrap.insertBefore( this[0] );
wrap.map(function(){
var elem = this;
while ( elem.firstChild )
elem = elem.firstChild;
return elem;
}).append(this);
}
return this;
},
wrapInner: function( html ) {
return this.each(function(){
jQuery( this ).contents().wrapAll( html );
});
},
wrap: function( html ) {
return this.each(function(){
jQuery( this ).wrapAll( html );
});
},
append: function() {
return this.domManip(arguments, true, function(elem){
if (this.nodeType == 1)
this.appendChild( elem );
});
},
prepend: function() {
return this.domManip(arguments, true, function(elem){
if (this.nodeType == 1)
this.insertBefore( elem, this.firstChild );
});
},
before: function() {
return this.domManip(arguments, false, function(elem){
this.parentNode.insertBefore( elem, this );
});
},
after: function() {
return this.domManip(arguments, false, function(elem){
this.parentNode.insertBefore( elem, this.nextSibling );
});
},
end: function() {
return this.prevObject || jQuery( [] );
},
// For internal use only.
// Behaves like an Array's method, not like a jQuery method.
push: [].push,
sort: [].sort,
splice: [].splice,
find: function( selector ) {
if ( this.length === 1 ) {
var ret = this.pushStack( [], "find", selector );
ret.length = 0;
jQuery.find( selector, this[0], ret );
return ret;
} else {
return this.pushStack( jQuery.unique(jQuery.map(this, function(elem){
return jQuery.find( selector, elem );
})), "find", selector );
}
},
clone: function( events ) {
// Do the clone
var ret = this.map(function(){
if ( !jQuery.support.noCloneEvent && !jQuery.isXMLDoc(this) ) {
// IE copies events bound via attachEvent when
// using cloneNode. Calling detachEvent on the
// clone will also remove the events from the orignal
// In order to get around this, we use innerHTML.
// Unfortunately, this means some modifications to
// attributes in IE that are actually only stored
// as properties will not be copied (such as the
// the name attribute on an input).
var html = this.outerHTML;
if ( !html ) {
var div = this.ownerDocument.createElement("div");
div.appendChild( this.cloneNode(true) );
html = div.innerHTML;
}
return jQuery.clean([html.replace(/ jQuery\d+="(?:\d+|null)"/g, "").replace(/^\s*/, "")])[0];
} else
return this.cloneNode(true);
});
// Copy the events from the original to the clone
if ( events === true ) {
var orig = this.find("*").andSelf(), i = 0;
ret.find("*").andSelf().each(function(){
if ( this.nodeName !== orig[i].nodeName )
return;
var events = jQuery.data( orig[i], "events" );
for ( var type in events ) {
for ( var handler in events[ type ] ) {
jQuery.event.add( this, type, events[ type ][ handler ], events[ type ][ handler ].data );
}
}
i++;
});
}
// Return the cloned set
return ret;
},
filter: function( selector ) {
return this.pushStack(
jQuery.isFunction( selector ) &&
jQuery.grep(this, function(elem, i){
return selector.call( elem, i );
}) ||
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,
closer = 0;
return this.map(function(){
var cur = this;
while ( cur && cur.ownerDocument ) {
if ( pos ? pos.index(cur) > -1 : jQuery(cur).is(selector) ) {
jQuery.data(cur, "closest", closer);
return cur;
}
cur = cur.parentNode;
closer++;
}
});
},
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;
});
},
html: function( value ) {
return value === undefined ?
(this[0] ?
this[0].innerHTML.replace(/ jQuery\d+="(?:\d+|null)"/g, "") :
null) :
this.empty().append( value );
},
replaceWith: function( value ) {
return this.after( value ).remove();
},
eq: function( i ) {
return this.slice( i, +i + 1 );
},
slice: function() {
return this.pushStack( Array.prototype.slice.apply( this, arguments ),
"slice", Array.prototype.slice.call(arguments).join(",") );
},
map: function( callback ) {
return this.pushStack( jQuery.map(this, function(elem, i){
return callback.call( elem, i, elem );
}));
},
andSelf: function() {
return this.add( this.prevObject );
},
domManip: function( args, table, callback ) {
if ( this[0] ) {
var fragment = (this[0].ownerDocument || this[0]).createDocumentFragment(),
scripts = jQuery.clean( args, (this[0].ownerDocument || this[0]), fragment ),
first = fragment.firstChild;
if ( first )
for ( var i = 0, l = this.length; i < l; i++ )
callback.call( root(this[i], first), this.length > 1 || i > 0 ?
fragment.cloneNode(true) : fragment );
if ( scripts )
jQuery.each( scripts, evalScript );
}
return this;
function root( elem, cur ) {
return table && jQuery.nodeName(elem, "table") && jQuery.nodeName(cur, "tr") ?
(elem.getElementsByTagName("tbody")[0] ||
elem.appendChild(elem.ownerDocument.createElement("tbody"))) :
elem;
}
}
};
// Give the init function the jQuery prototype for later instantiation
jQuery.fn.init.prototype = jQuery.fn;
function evalScript( i, elem ) {
if ( elem.src )
jQuery.ajax({
url: elem.src,
async: false,
dataType: "script"
});
else
jQuery.globalEval( elem.text || elem.textContent || elem.innerHTML || "" );
if ( elem.parentNode )
elem.parentNode.removeChild( elem );
}
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