Removed jQuery.className.(has|remove|add) in favor of .addClass/removeClass/hasClass...

[jquery.git] / src / attributes.js

diff --git a/src/attributes.js b/src/attributes.js
index 93e0433..c4c7500 100644 (file)
--- a/src/attributes.js
+++ b/src/attributes.js
@@ -31,8 +31,64 @@ jQuery.fn.extend({
                return this;
        },
 
+       addClass: function( value ) {
+               if ( value && typeof value === "string" ) {
+                       var classNames = (value || "").split(/\s+/);
+
+                       for ( var i = 0, l = this.length; i < l; i++ ) {
+                               var elem = this[i];
+
+                               if ( elem.nodeType === 1 ) {
+                                       if ( !elem.className ) {
+                                               elem.className = value;
+                                       } else {
+                                               var className = " " + elem.className + " ";
+                                               for ( var c = 0, cl = classNames.length; c < cl; c++ ) {
+                                                       if ( className.indexOf( " " + classNames[c] + " " ) < 0 ) {
+                                                               elem.className += " " + classNames[c];
+                                                       }
+                                               }
+                                       }
+                               }
+                       }
+               }
+
+               return this;
+       },
+
+       removeClass: function( value ) {
+               if ( (value && typeof value === "string") || value === undefined ) {
+                       var classNames = (value || "").split(/\s+/);
+
+                       for ( var i = 0, l = this.length; i < l; i++ ) {
+                               var elem = this[i];
+
+                               if ( elem.nodeType === 1 && elem.className ) {
+                                       if ( value ) {
+                                       var className = " " + elem.className + " ";
+                                               for ( var c = 0, cl = classNames.length; c < cl; c++ ) {
+                                                       className = className.replace(" " + classNames[c] + " ", " ");
+                                               }
+                                               elem.className = className.substring(1, className.length - 1);
+                                       } else {
+                                               elem.className = "";
+                                       }
+                               }
+                       }
+               }
+
+               return this;
+       },
+
        hasClass: function( selector ) {
-               return !!selector && this.is( "." + selector );
+               var className = " " + selector + " ";
+               for ( var i = 0, l = this.length; i < l; i++ ) {
+                       if ( (" " + this[i].className + " ").indexOf( className ) > -1 ) {
+                               return true;
+                       }
+               }
+
+               return false;
        },
 
        val: function( value ) {
@@ -125,14 +181,6 @@ jQuery.each({
                        this.removeAttribute( name );
        },
 
-       addClass: function( classNames ) {
-               jQuery.className.add( this, classNames );
-       },
-
-       removeClass: function( classNames ) {
-               jQuery.className.remove( this, classNames );
-       },
-
        toggleClass: function( classNames, state ) {
                var type = typeof classNames;
                if ( type === "string" ) {
@@ -141,8 +189,8 @@ jQuery.each({
                                classNames = classNames.split( /\s+/ );
                        while ( (className = classNames[ i++ ]) ) {
                                // check each className given, space seperated list
-                               state = isBool ? state : !jQuery.className.has( this, className );
-                               jQuery.className[ state ? "add" : "remove" ]( this, className );
+                               state = isBool ? state : !jQuery(this).hasClass( className );
+                               jQuery(this)[ state ? "addClass" : "removeClass" ]( className );
                        }
                } else if ( type === "undefined" || type === "boolean" ) {
                        if ( this.className ) {
@@ -160,31 +208,6 @@ jQuery.each({
 });
 
 jQuery.extend({
-       className: {
-               // internal only, use addClass("class")
-               add: function( elem, classNames ) {
-                       jQuery.each((classNames || "").split(/\s+/), function(i, className){
-                               if ( elem.nodeType == 1 && !jQuery.className.has( elem.className, className ) )
-                                       elem.className += (elem.className ? " " : "") + className;
-                       });
-               },
-
-               // internal only, use removeClass("class")
-               remove: function( elem, classNames ) {
-                       if (elem.nodeType == 1)
-                               elem.className = classNames !== undefined ?
-                                       jQuery.grep(elem.className.split(/\s+/), function(className){
-                                               return !jQuery.className.has( classNames, className );
-                                       }).join(" ") :
-                                       "";
-               },
-
-               // internal only, use hasClass("class")
-               has: function( elem, className ) {
-                       return elem && jQuery.inArray( className, (elem.className || elem).toString().split(/\s+/) ) > -1;
-               }
-       },
-
        attr: function( elem, name, value ) {
                // don't set attributes on text and comment nodes
                if (!elem || elem.nodeType == 3 || elem.nodeType == 8)