Check classes passed for duplicates. Fixes #9499.

This commit is contained in:
timmywil 2011-06-07 20:54:11 -04:00
parent 0a80be67f4
commit db437be6e3
4 changed files with 39 additions and 27 deletions

View file

@ -37,29 +37,30 @@ jQuery.fn.extend({
}, },
addClass: function( value ) { addClass: function( value ) {
var classNames, i, l, elem, setClass, c, cl;
if ( jQuery.isFunction( value ) ) { if ( jQuery.isFunction( value ) ) {
return this.each(function(i) { return this.each(function( j ) {
var self = jQuery( this ); var self = jQuery( this );
self.addClass( value.call(this, i, self.attr("class") || "") ); self.addClass( value.call(this, j, self.attr("class") || "") );
}); });
} }
if ( value && typeof value === "string" ) { if ( value && typeof value === "string" ) {
var classNames = (value || "").split( rspace ); classNames = value.split( rspace );
for ( var i = 0, l = this.length; i < l; i++ ) { for ( i = 0, l = this.length; i < l; i++ ) {
var elem = this[i]; elem = this[ i ];
if ( elem.nodeType === 1 ) { if ( elem.nodeType === 1 ) {
if ( !elem.className ) { if ( !elem.className && classNames.length === 1 ) {
elem.className = value; elem.className = value;
} else { } else {
var className = " " + elem.className + " ",
setClass = elem.className; setClass = elem.className;
for ( var c = 0, cl = classNames.length; c < cl; c++ ) { for ( c = 0, cl = classNames.length; c < cl; c++ ) {
if ( className.indexOf( " " + classNames[c] + " " ) < 0 ) { if ( !~setClass.indexOf(classNames[ c ]) ) {
setClass += " " + classNames[ c ]; setClass += " " + classNames[ c ];
} }
} }
@ -73,23 +74,25 @@ jQuery.fn.extend({
}, },
removeClass: function( value ) { removeClass: function( value ) {
var classNames, i, l, elem, className, c, cl;
if ( jQuery.isFunction( value ) ) { if ( jQuery.isFunction( value ) ) {
return this.each(function(i) { return this.each(function( j ) {
var self = jQuery( this ); var self = jQuery( this );
self.removeClass( value.call(this, i, self.attr("class")) ); self.removeClass( value.call(this, j, self.attr("class")) );
}); });
} }
if ( (value && typeof value === "string") || value === undefined ) { if ( (value && typeof value === "string") || value === undefined ) {
var classNames = (value || "").split( rspace ); classNames = (value || "").split( rspace );
for ( var i = 0, l = this.length; i < l; i++ ) { for ( i = 0, l = this.length; i < l; i++ ) {
var elem = this[i]; elem = this[ i ];
if ( elem.nodeType === 1 && elem.className ) { if ( elem.nodeType === 1 && elem.className ) {
if ( value ) { if ( value ) {
var className = (" " + elem.className + " ").replace(rclass, " "); className = (" " + elem.className + " ").replace( rclass, " " );
for ( var c = 0, cl = classNames.length; c < cl; c++ ) { for ( c = 0, cl = classNames.length; c < cl; c++ ) {
className = className.replace(" " + classNames[ c ] + " ", " "); className = className.replace(" " + classNames[ c ] + " ", " ");
} }
elem.className = jQuery.trim( className ); elem.className = jQuery.trim( className );

View file

@ -119,5 +119,5 @@ sup { display: none; }
dfn { display: none; } dfn { display: none; }
/* #9239 Attach a background to the body( avoid crashes in removing the test element in support ) */ /* #9239 Attach a background to the body( avoid crashes in removing the test element in support ) */
body, div { background: url(http://www.ctemploymentlawblog.com/test.jpg) no-repeat -1000px 0; } body, div { background: url(http://static.jquery.com/files/rocker/images/logo_jquery_215x53.gif) no-repeat -1000px 0; }

View file

@ -761,12 +761,14 @@ test("val(select) after form.reset() (Bug #2551)", function() {
}); });
var testAddClass = function(valueObj) { var testAddClass = function(valueObj) {
expect(5); expect(7);
var div = jQuery("div"); var div = jQuery("div");
div.addClass( valueObj("test") ); div.addClass( valueObj("test") );
var pass = true; var pass = true;
for ( var i = 0; i < div.size(); i++ ) { for ( var i = 0; i < div.size(); i++ ) {
if ( div.get(i).className.indexOf("test") == -1 ) pass = false; if ( !~div.get(i).className.indexOf("test") ) {
pass = false;
}
} }
ok( pass, "Add Class" ); ok( pass, "Add Class" );
@ -787,6 +789,13 @@ var testAddClass = function(valueObj) {
div.attr("class", "foo"); div.attr("class", "foo");
div.addClass( valueObj("bar baz") ); div.addClass( valueObj("bar baz") );
equals( div.attr("class"), "foo bar baz", "Make sure there isn't too much trimming." ); equals( div.attr("class"), "foo bar baz", "Make sure there isn't too much trimming." );
div.removeAttr("class");
div.addClass( valueObj("foo") ).addClass( valueObj("foo") )
equal( div.attr("class"), "foo", "Do not add the same class twice in separate calls." );
div.removeAttr("class");
div.addClass( valueObj("bar bar") );
equal( div.attr("class"), "bar", "Do not add the same class twice in the same call." );
}; };
test("addClass(String)", function() { test("addClass(String)", function() {