jquery core: Closes #5189. Added a generic function to handle getting/setting key...
authorAriel Flesler <aflesler@gmail.com>
Wed, 9 Sep 2009 21:14:28 +0000 (21:14 +0000)
committerAriel Flesler <aflesler@gmail.com>
Wed, 9 Sep 2009 21:14:28 +0000 (21:14 +0000)
src/attributes.js
src/core.js
src/css.js
test/unit/attributes.js

index c4c7500..6aecf08 100644 (file)
@@ -1,34 +1,6 @@
 jQuery.fn.extend({
        attr: function( name, value ) {
-               var elem, options, isFunction = jQuery.isFunction(value);
-
-               if ( typeof name === "string" ) {     // A single attribute
-                       if ( value === undefined ) {        // Query it on first element
-                               return this.length ?
-                                       jQuery.attr( this[0], name ) :
-                                       null;
-                       } else {                            // Set it on all elements
-                               for ( var i = 0, l = this.length; i < l; i++ ) {
-                                       elem = this[i];
-                                       if ( isFunction )
-                                               value = value.call(elem,i);
-                                       jQuery.attr( elem, name, value );
-                               }
-                       }
-               } else {                              // Multiple attributes to set on all
-                       options = name;
-                       for ( var i = 0, l = this.length; i < l; i++ ) {
-                               elem = this[i];
-                               for ( name in options ) {
-                                       value = options[name];
-                                       if ( jQuery.isFunction(value) )
-                                               value = value.call(elem,i);
-                                       jQuery.attr( elem, name, value );
-                               }
-                       }
-               }
-
-               return this;
+               return access(this, name, value, true, jQuery.attr);
        },
 
        addClass: function( value ) {
index d2f82a6..b1dde53 100644 (file)
@@ -553,6 +553,30 @@ function evalScript( i, elem ) {
        }
 }
 
+function access( elems, key, value, exec, fn ) {
+       var l = elems.length;
+       
+       if ( typeof key === "object" ) {
+                       for (var k in key) {
+                               access(elems, k, key[k], exec, fn);
+                       }
+               return elems;
+       }
+       
+       if (value !== undefined) {
+               exec = exec && jQuery.isFunction(value);
+               
+               for (var i = 0; i < l; i++) {
+                       var elem = elems[i],
+                               val = exec ? value.call(elem, i) : value;
+                       fn(elem, key, val);
+               }
+               return elems;
+       }
+       
+       return l ? fn(elems[0], key) : null;
+}
+
 function now() {
        return (new Date).getTime();
 }
index 5dd8dd0..f47bc8e 100644 (file)
@@ -17,51 +17,17 @@ var rexclude = /z-?index|font-?weight|opacity|zoom|line-?height/i,
        };
 
 jQuery.fn.css = function( name, value ) {
-       var options = name, isFunction = jQuery.isFunction( value );
-
-       if ( typeof name === "string" ) {
-               // Are we setting the style?
-               if ( value === undefined ) {
-                       return this.length ?
-                               jQuery.css( this[0], name ) :
-                               null;
-
-               // Convert name, value params to options hash format
-               } else {
-                       options = {};
-                       options[ name ] = value;
+       return access( this, name, value, true, function( elem, name, value ) {
+               if (value === undefined) {
+                       return jQuery.css( elem, name );
                }
-       }
-       
-       var isFunction = {};
-       
-       // For each value, determine whether it's a Function so we don't
-       // need to determine it again for each element
-       for ( var prop in options ) {
-               isFunction[prop] = jQuery.isFunction( options[prop] );
-       }
-
-       // For each element...
-       for ( var i = 0, l = this.length; i < l; i++ ) {
-               var elem = this[i];
-
-               // Set all the styles
-               for ( var prop in options ) {
-                       value = options[prop];
-
-                       if ( isFunction[prop] ) {
-                               value = value.call( elem, i );
-                       }
-
-                       if ( typeof value === "number" && !rexclude.test(prop) ) {
-                               value = value + "px";
-                       }
-
-                       jQuery.style( elem, prop, value );
+               
+               if ( typeof value === "number" && !rexclude.test(name) ) {
+                       value += "px";
                }
-       }
 
-       return this;
+               jQuery.style( elem, name, value );
+       });
 };
 
 jQuery.extend({
index e9880df..9b5411f 100644 (file)
@@ -2,7 +2,10 @@ module("attributes");
 
 test("attr(String)", function() {
        expect(27);
+       
+       // This one sometimes fails randomally ?!
        equals( jQuery('#text1').attr('value'), "Test", 'Check for value attribute' );
+       
        equals( jQuery('#text1').attr('value', "Test2").attr('defaultValue'), "Test", 'Check for defaultValue attribute' );
        equals( jQuery('#text1').attr('type'), "text", 'Check for type attribute' );
        equals( jQuery('#radio1').attr('type'), "radio", 'Check for type attribute' );