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define( [
"../core",
"../var/rnotwhite",
"../core/init"
], function( jQuery, rnotwhite ) {
var rclass = /[\t\r\n\f]/g;
function getClass( elem ) {
return elem.getAttribute && elem.getAttribute( "class" ) || "";
}
jQuery.fn.extend( {
addClass: function( value ) {
var classes, elem, cur, curValue, clazz, j, finalValue,
i = 0,
len = this.length,
proceed = typeof value === "string" && value;
if ( jQuery.isFunction( value ) ) {
return this.each( function( j ) {
jQuery( this ).addClass( value.call( this, j, getClass( this ) ) );
} );
}
if ( proceed ) {
// The disjunction here is for better compressibility (see removeClass)
classes = ( value || "" ).match( rnotwhite ) || [];
for ( ; i < len; i++ ) {
elem = this[ i ];
curValue = getClass( elem );
cur = elem.nodeType === 1 &&
( " " + curValue + " " ).replace( rclass, " " );
if ( cur ) {
j = 0;
while ( ( clazz = classes[ j++ ] ) ) {
if ( cur.indexOf( " " + clazz + " " ) < 0 ) {
cur += clazz + " ";
}
}
// only assign if different to avoid unneeded rendering.
finalValue = jQuery.trim( cur );
if ( curValue !== finalValue ) {
elem.setAttribute( "class", finalValue );
}
}
}
}
return this;
},
removeClass: function( value ) {
var classes, elem, cur, curValue, clazz, j, finalValue,
i = 0,
len = this.length,
proceed = arguments.length === 0 || typeof value === "string" && value;
if ( jQuery.isFunction( value ) ) {
return this.each( function( j ) {
jQuery( this ).removeClass( value.call( this, j, getClass( this ) ) );
} );
}
if ( proceed ) {
classes = ( value || "" ).match( rnotwhite ) || [];
for ( ; i < len; i++ ) {
elem = this[ i ];
curValue = getClass( elem );
// This expression is here for better compressibility (see addClass)
cur = elem.nodeType === 1 &&
( " " + curValue + " " ).replace( rclass, " " );
if ( cur ) {
j = 0;
while ( ( clazz = classes[ j++ ] ) ) {
// Remove *all* instances
while ( cur.indexOf( " " + clazz + " " ) > -1 ) {
cur = cur.replace( " " + clazz + " ", " " );
}
}
// only assign if different to avoid unneeded rendering.
finalValue = value ? jQuery.trim( cur ) : "";
if ( curValue !== finalValue ) {
elem.setAttribute( "class", finalValue );
}
}
}
}
return this;
},
toggleClass: function( value, stateVal ) {
var type = typeof value,
classNames = type === "string" ? value.match( rnotwhite ) : [];
return this.each( function( i ) {
var className,
self = jQuery( this ),
c = 0;
if ( type === "function" ) {
classNames = value.call( this, i, getClass( this ), stateVal )
.match( rnotwhite ) || [];
}
// Toggle individual class names based on presence or stateVal
while ( ( className = classNames[ c++ ] ) ) {
if ( stateVal === false || stateVal !== true && self.hasClass( className ) ) {
self.removeClass( className );
} else {
self.addClass( className );
}
}
} );
},
hasClass: function( selector ) {
var className = " " + selector + " ",
i = 0,
l = this.length;
for ( ; i < l; i++ ) {
if ( this[ i ].nodeType === 1 &&
( " " + getClass( this[ i ] ) + " " ).replace( rclass, " " )
.indexOf( className ) > -1
) {
return true;
}
}
return false;
}
} );
} );
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