diff options
Diffstat (limited to 'src/attributes')
| -rw-r--r-- | src/attributes/classes.js | 70 |
1 files changed, 34 insertions, 36 deletions
diff --git a/src/attributes/classes.js b/src/attributes/classes.js index 23e48471c..2ac919b87 100644 --- a/src/attributes/classes.js +++ b/src/attributes/classes.js @@ -25,8 +25,7 @@ function classesToArray( value ) { jQuery.fn.extend( { addClass: function( value ) { - var classes, elem, cur, curValue, clazz, j, finalValue, - i = 0; + var classNames, cur, curValue, className, i, finalValue; if ( isFunction( value ) ) { return this.each( function( j ) { @@ -34,36 +33,35 @@ jQuery.fn.extend( { } ); } - classes = classesToArray( value ); + classNames = classesToArray( value ); - if ( classes.length ) { - while ( ( elem = this[ i++ ] ) ) { - curValue = getClass( elem ); - cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); + if ( classNames.length ) { + return this.each( function() { + curValue = getClass( this ); + cur = this.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); if ( cur ) { - j = 0; - while ( ( clazz = classes[ j++ ] ) ) { - if ( cur.indexOf( " " + clazz + " " ) < 0 ) { - cur += clazz + " "; + for ( i = 0; i < classNames.length; i++ ) { + className = classNames[ i ]; + if ( cur.indexOf( " " + className + " " ) < 0 ) { + cur += className + " "; } } // Only assign if different to avoid unneeded rendering. finalValue = stripAndCollapse( cur ); if ( curValue !== finalValue ) { - elem.setAttribute( "class", finalValue ); + this.setAttribute( "class", finalValue ); } } - } + } ); } return this; }, removeClass: function( value ) { - var classes, elem, cur, curValue, clazz, j, finalValue, - i = 0; + var classNames, cur, curValue, className, i, finalValue; if ( isFunction( value ) ) { return this.each( function( j ) { @@ -75,45 +73,42 @@ jQuery.fn.extend( { return this.attr( "class", "" ); } - classes = classesToArray( value ); + classNames = classesToArray( value ); - if ( classes.length ) { - while ( ( elem = this[ i++ ] ) ) { - curValue = getClass( elem ); + if ( classNames.length ) { + return this.each( function() { + curValue = getClass( this ); // This expression is here for better compressibility (see addClass) - cur = elem.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); + cur = this.nodeType === 1 && ( " " + stripAndCollapse( curValue ) + " " ); if ( cur ) { - j = 0; - while ( ( clazz = classes[ j++ ] ) ) { + for ( i = 0; i < classNames.length; i++ ) { + className = classNames[ i ]; // Remove *all* instances - while ( cur.indexOf( " " + clazz + " " ) > -1 ) { - cur = cur.replace( " " + clazz + " ", " " ); + while ( cur.indexOf( " " + className + " " ) > -1 ) { + cur = cur.replace( " " + className + " ", " " ); } } // Only assign if different to avoid unneeded rendering. finalValue = stripAndCollapse( cur ); if ( curValue !== finalValue ) { - elem.setAttribute( "class", finalValue ); + this.setAttribute( "class", finalValue ); } } - } + } ); } return this; }, toggleClass: function( value, stateVal ) { - var type = typeof value, + var classNames, className, i, self, + type = typeof value, isValidValue = type === "string" || Array.isArray( value ); - if ( typeof stateVal === "boolean" && isValidValue ) { - return stateVal ? this.addClass( value ) : this.removeClass( value ); - } - if ( isFunction( value ) ) { return this.each( function( i ) { jQuery( this ).toggleClass( @@ -123,17 +118,20 @@ jQuery.fn.extend( { } ); } - return this.each( function() { - var className, i, self, classNames; + if ( typeof stateVal === "boolean" && isValidValue ) { + return stateVal ? this.addClass( value ) : this.removeClass( value ); + } + classNames = classesToArray( value ); + + return this.each( function() { if ( isValidValue ) { // Toggle individual class names - i = 0; self = jQuery( this ); - classNames = classesToArray( value ); - while ( ( className = classNames[ i++ ] ) ) { + for ( i = 0; i < classNames.length; i++ ) { + className = classNames[ i ]; // Check each className given, space separated list if ( self.hasClass( className ) ) { |