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Add function values to addClass, removeClass, toggleClass, text, and removeAttr

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This commit is contained in:
Yehuda Katz 2009-12-09 20:57:19 -08:00
parent 4e9fed3b16
commit da51cd0e43
4 changed files with 93 additions and 28 deletions
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33
src/attributes.js
View file

@ -4,6 +4,12 @@ jQuery.fn.extend({
},
addClass: function( value ) {
if(jQuery.isFunction(value)) {
return this.each(function() {
jQuery(this).addClass( value.call(this) );
});
}
if ( value && typeof value === "string" ) {
var classNames = (value || "").split(/\s+/);
@ -29,6 +35,12 @@ jQuery.fn.extend({
},
removeClass: function( value ) {
if(jQuery.isFunction(value)) {
return this.each(function() {
jQuery(this).removeClass( value.call(this) );
});
}
if ( (value && typeof value === "string") || value === undefined ) {
var classNames = (value || "").split(/\s+/);
@ -113,7 +125,7 @@ jQuery.fn.extend({
// Typecast once if the value is a number
if ( typeof value === "number" ) {
value += '';
}
}
var val = value;
return this.each(function(){
@ -122,10 +134,10 @@ jQuery.fn.extend({
// Typecast each time if the value is a Function and the appended
// value is therefore different each time.
if( typeof val === "number" ) {
val += '';
val += '';
}
}
if ( this.nodeType != 1 ) {
return;
}
@ -158,6 +170,13 @@ jQuery.each({
},
toggleClass: function( classNames, state ) {
if( jQuery.isFunction(classNames) ) {
return this.each(function() {
console.log(this);
jQuery(this).toggleClass( classNames.call(this), state );
});
}
var type = typeof classNames;
if ( type === "string" ) {
// toggle individual class names
@ -178,7 +197,11 @@ jQuery.each({
}
}
}, function(name, fn){
jQuery.fn[ name ] = function(){
jQuery.fn[ name ] = function(val, state){
if( jQuery.isFunction( val ) ) {
return this.each(function() { jQuery(this)[ name ]( val.call(this), state ); });
}
return this.each( fn, arguments );
};
});
@ -192,7 +215,7 @@ jQuery.extend({
if ( name in jQuery.fn && name !== "attr" ) {
return jQuery(elem)[name](value);
}
var notxml = elem.nodeType !== 1 || !jQuery.isXMLDoc( elem ),
// Whether we are setting (or getting)
set = value !== undefined;

8
src/manipulation.js
View file

@ -32,6 +32,12 @@ if ( !jQuery.support.htmlSerialize ) {
jQuery.fn.extend({
text: function( text ) {
if(jQuery.isFunction(text)) {
return this.each(function() {
return jQuery(this).text( text.call(this) );
});
}
if ( typeof text !== "object" && text !== undefined ) {
return this.empty().append( (this[0] && this[0].ownerDocument || document).createTextNode( text ) );
}
@ -87,7 +93,7 @@ jQuery.fn.extend({
}
}).end();
},
append: function() {
return this.domManip(arguments, true, function(elem){
if ( this.nodeType === 1 ) {

73
test/unit/attributes.js
View file

@ -1,5 +1,8 @@
module("attributes");
var bareObj = function(value) { return value; };
var functionReturningObj = function(value) { return (function() { return value; }); };
test("attr(String)", function() {
expect(28);
@ -294,10 +297,10 @@ test("attr('tabindex', value)", function() {
equals(element.attr('tabindex'), -1, 'set negative tabindex');
});
test("addClass(String)", function() {
var testAddClass = function(valueObj) {
expect(2);
var div = jQuery("div");
div.addClass("test");
div.addClass( valueObj("test") );
var pass = true;
for ( var i = 0; i < div.size(); i++ ) {
if ( div.get(i).className.indexOf("test") == -1 ) pass = false;
@ -306,16 +309,24 @@ test("addClass(String)", function() {
// using contents will get regular, text, and comment nodes
var j = jQuery("#nonnodes").contents();
j.addClass("asdf");
j.addClass( valueObj("asdf") );
ok( j.hasClass("asdf"), "Check node,textnode,comment for addClass" );
}
test("addClass(String)", function() {
testAddClass(bareObj);
});
test("removeClass(String) - simple", function() {
test("addClass(Function)", function() {
testAddClass(functionReturningObj);
});
var testRemoveClass = function(valueObj) {
expect(5);
var $divs = jQuery('div');
$divs.addClass("test").removeClass("test");
$divs.addClass("test").removeClass( valueObj("test") );
ok( !$divs.is('.test'), "Remove Class" );
@ -323,7 +334,7 @@ test("removeClass(String) - simple", function() {
$divs = jQuery('div');
$divs.addClass("test").addClass("foo").addClass("bar");
$divs.removeClass("test").removeClass("bar").removeClass("foo");
$divs.removeClass( valueObj("test") ).removeClass( valueObj("bar") ).removeClass( valueObj("foo") );
ok( !$divs.is('.test,.bar,.foo'), "Remove multiple classes" );
@ -331,42 +342,50 @@ test("removeClass(String) - simple", function() {
$divs = jQuery('div');
// Make sure that a null value doesn't cause problems
$divs.eq(0).addClass("test").removeClass(null);
$divs.eq(0).addClass("test").removeClass( valueObj(null) );
ok( $divs.eq(0).is('.test'), "Null value passed to removeClass" );
$divs.eq(0).addClass("test").removeClass("");
$divs.eq(0).addClass("test").removeClass( valueObj("") );
ok( $divs.eq(0).is('.test'), "Empty string passed to removeClass" );
// using contents will get regular, text, and comment nodes
var j = jQuery("#nonnodes").contents();
j.removeClass("asdf");
j.removeClass( valueObj("asdf") );
ok( !j.hasClass("asdf"), "Check node,textnode,comment for removeClass" );
};
test("removeClass(String) - simple", function() {
testRemoveClass(bareObj);
});
test("toggleClass(String|boolean|undefined[, boolean])", function() {
test("removeClass(Function) - simple", function() {
testRemoveClass(functionReturningObj);
});
var testToggleClass = function(valueObj) {
expect(17);
var e = jQuery("#firstp");
ok( !e.is(".test"), "Assert class not present" );
e.toggleClass("test");
e.toggleClass( valueObj("test") );
ok( e.is(".test"), "Assert class present" );
e.toggleClass("test");
e.toggleClass( valueObj("test") );
ok( !e.is(".test"), "Assert class not present" );
// class name with a boolean
e.toggleClass("test", false);
e.toggleClass( valueObj("test"), false );
ok( !e.is(".test"), "Assert class not present" );
e.toggleClass("test", true);
e.toggleClass( valueObj("test"), true );
ok( e.is(".test"), "Assert class present" );
e.toggleClass("test", false);
e.toggleClass( valueObj("test"), false );
ok( !e.is(".test"), "Assert class not present" );
// multiple class names
e.addClass("testA testB");
ok( (e.is(".testA.testB")), "Assert 2 different classes present" );
e.toggleClass("testB testC");
e.toggleClass( valueObj("testB testC") );
ok( (e.is(".testA.testC") && !e.is(".testB")), "Assert 1 class added, 1 class removed, and 1 class kept" );
e.toggleClass("testA testC");
e.toggleClass( valueObj("testA testC") );
ok( (!e.is(".testA") && !e.is(".testB") && !e.is(".testC")), "Assert no class present" );
// toggleClass storage
@ -393,11 +412,27 @@ test("toggleClass(String|boolean|undefined[, boolean])", function() {
// Cleanup
e.removeClass("testD");
e.removeData('__className__');
};
test("toggleClass(String|boolean|undefined[, boolean])", function() {
testToggleClass(bareObj);
});
test("removeAttr(String", function() {
test("toggleClass(Function[, boolean])", function() {
testToggleClass(functionReturningObj);
});
var testRemoveAttr = function(valueObj) {
expect(1);
equals( jQuery('#mark').removeAttr("class")[0].className, "", "remove class" );
equals( jQuery('#mark').removeAttr( valueObj("class") )[0].className, "", "remove class" );
};
test("removeAttr(String)", function() {
testRemoveAttr(bareObj);
});
test("removeAttr(Function)", function() {
testRemoveAttr(functionReturningObj);
});
test("addClass, removeClass, hasClass", function() {

7
test/unit/manipulation.js
View file

@ -739,15 +739,16 @@ test("html(String)", function() {
test("html(Function)", function() {
testHtml(functionReturningObj);
})
});
var testText = function(valueObj) {
expect(4);
equals( jQuery("#foo").text("<div><b>Hello</b> cruel world!</div>")[0].innerHTML.replace(/>/g, "&gt;"), "&lt;div&gt;&lt;b&gt;Hello&lt;/b&gt; cruel world!&lt;/div&gt;", "Check escaped text" );
var val = valueObj("<div><b>Hello</b> cruel world!</div>");
equals( jQuery("#foo").text(val)[0].innerHTML.replace(/>/g, "&gt;"), "&lt;div&gt;&lt;b&gt;Hello&lt;/b&gt; cruel world!&lt;/div&gt;", "Check escaped text" );
// using contents will get comments regular, text, and comment nodes
var j = jQuery("#nonnodes").contents();
j.text("hi!");
j.text(valueObj("hi!"));
equals( jQuery(j[0]).text(), "hi!", "Check node,textnode,comment with text()" );
equals( j[1].nodeValue, " there ", "Check node,textnode,comment with text()" );
equals( j[2].nodeType, 8, "Check node,textnode,comment with text()" );