X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fattributes.js;h=147c353f4219a14cce5a9da3674818fef583b18f;hb=ea507b3e998126ae1f94f4fd1618994d645c9cc8;hp=719c368af9f14e168d735a7ede4f3683a23d80fa;hpb=cb40495b21bcb7802f3ab6ae0f837f2bf5b385ed;p=jquery.git

diff --git a/src/attributes.js b/src/attributes.js
index 719c368..147c353 100644
--- a/src/attributes.js
+++ b/src/attributes.js
@@ -1,11 +1,13 @@
+(function( jQuery ) {
+
 var rclass = /[\n\t]/g,
-	rspace = /\s+/,
+	rspaces = /\s+/,
 	rreturn = /\r/g,
-	rspecialurl = /href|src|style/,
-	rtype = /(button|input)/i,
-	rfocusable = /(button|input|object|select|textarea)/i,
-	rclickable = /^(a|area)$/i,
-	rradiocheck = /radio|checkbox/;
+	rspecialurl = /^(?:href|src|style)$/,
+	rtype = /^(?:button|input)$/i,
+	rfocusable = /^(?:button|input|object|select|textarea)$/i,
+	rclickable = /^a(?:rea)?$/i,
+	rradiocheck = /^(?:radio|checkbox)$/i;
 
 jQuery.fn.extend({
 	attr: function( name, value ) {
@@ -30,7 +32,7 @@ jQuery.fn.extend({
 		}
 
 		if ( value && typeof value === "string" ) {
-			var classNames = (value || "").split( rspace );
+			var classNames = (value || "").split( rspaces );
 
 			for ( var i = 0, l = this.length; i < l; i++ ) {
 				var elem = this[i];
@@ -64,7 +66,7 @@ jQuery.fn.extend({
 		}
 
 		if ( (value && typeof value === "string") || value === undefined ) {
-			var classNames = (value || "").split(rspace);
+			var classNames = (value || "").split( rspaces );
 
 			for ( var i = 0, l = this.length; i < l; i++ ) {
 				var elem = this[i];
@@ -102,7 +104,7 @@ jQuery.fn.extend({
 				// toggle individual class names
 				var className, i = 0, self = jQuery(this),
 					state = stateVal,
-					classNames = value.split( rspace );
+					classNames = value.split( rspaces );
 
 				while ( (className = classNames[ i++ ]) ) {
 					// check each className given, space seperated list
@@ -134,7 +136,7 @@ jQuery.fn.extend({
 	},
 
 	val: function( value ) {
-		if ( value === undefined ) {
+		if ( !arguments.length ) {
 			var elem = this[0];
 
 			if ( elem ) {
@@ -161,8 +163,11 @@ jQuery.fn.extend({
 					for ( var i = one ? index : 0, max = one ? index + 1 : options.length; i < max; i++ ) {
 						var option = options[ i ];
 
-						if ( option.selected ) {
-							// Get the specifc value for the option
+						// Don't return options that are disabled or in a disabled optgroup
+						if ( option.selected && (jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null) && 
+								(!option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" )) ) {
+
+							// Get the specific value for the option
 							value = jQuery(option).val();
 
 							// We don't need an array for one selects
@@ -205,10 +210,15 @@ jQuery.fn.extend({
 				val = value.call(this, i, self.val());
 			}
 
-			// Typecast each time if the value is a Function and the appended
-			// value is therefore different each time.
-			if ( typeof val === "number" ) {
+			// Treat null/undefined as ""; convert numbers to string
+			if ( val == null ) {
+				val = "";
+			} else if ( typeof val === "number" ) {
 				val += "";
+			} else if ( jQuery.isArray(val) ) {
+				val = jQuery.map(val, function (value) {
+					return value == null ? "" : value + "";
+				});
 			}
 
 			if ( jQuery.isArray(val) && rradiocheck.test( this.type ) ) {
@@ -289,7 +299,14 @@ jQuery.extend({
 						jQuery.error( "type property can't be changed" );
 					}
 
-					elem[ name ] = value;
+					if ( value === null ) {
+						if ( elem.nodeType === 1 ) {
+							elem.removeAttribute( name );
+						}
+
+					} else {
+						elem[ name ] = value;
+					}
 				}
 
 				// browsers index elements by id/name on forms, give priority to attributes.
@@ -327,7 +344,7 @@ jQuery.extend({
 
 			// Ensure that missing attributes return undefined
 			// Blackberry 4.7 returns "" from getAttribute #6938
-			if ( !elem.attributes[ name ] && !elem.hasAttribute( name ) ) {
+			if ( !elem.attributes[ name ] && (elem.hasAttribute && !elem.hasAttribute( name )) ) {
 				return undefined;
 			}
 
@@ -339,9 +356,7 @@ jQuery.extend({
 			// Non-existent attributes return null, we normalize to undefined
 			return attr === null ? undefined : attr;
 		}
-
-		// elem is actually elem.style ... set the style
-		// Using attr for specific style information is now deprecated. Use style instead.
-		return jQuery.style( elem, name, value );
 	}
 });
+
+})( jQuery );