X-Git-Url: http://git.asbjorn.biz/?a=blobdiff_plain;f=src%2Fmanipulation.js;h=cf533c8187b35da2ee25686388039fbf02b30bb8;hb=158fa822dea3198de5a4bcff3955b869ebb758c8;hp=5f4b15dd946168211586820da2a1c00debf999bb;hpb=82ac384b494258e17e2856ee2259475ecb0174ca;p=jquery.git

diff --git a/src/manipulation.js b/src/manipulation.js
index 5f4b15d..cf533c8 100644
--- a/src/manipulation.js
+++ b/src/manipulation.js
@@ -420,15 +420,29 @@ function cloneFixAttributes(src, dest) {
 	if ( nodeName === "object" ) {
 		dest.outerHTML = src.outerHTML;
 
-	// IE6-8 fails to persist the checked state of a cloned checkbox
-	// or radio button
-	} else if ( nodeName === "input" && src.checked ) {
-		dest.defaultChecked = dest.checked = src.checked;
+	} else if ( nodeName === "input" && (src.type === "checkbox" || src.type === "radio") ) {
+		// IE6-8 fails to persist the checked state of a cloned checkbox
+		// or radio button. Worse, IE6-7 fail to give the cloned element
+		// a checked appearance if the defaultChecked value isn't also set
+		if ( src.checked ) {
+			dest.defaultChecked = dest.checked = src.checked;
+		}
+
+		// IE6-7 get confused and end up setting the value of a cloned
+		// checkbox/radio button to an empty string instead of "on"
+		if ( dest.value !== src.value ) {
+			dest.value = src.value;
+		}
 
 	// IE6-8 fails to return the selected option to the default selected
 	// state when cloning options
 	} else if ( nodeName === "option" ) {
 		dest.selected = src.defaultSelected;
+
+	// IE6-8 fails to set the defaultValue to the correct value when
+	// cloning other types of input fields
+	} else if ( nodeName === "input" || nodeName === "textarea" ) {
+		dest.defaultValue = src.defaultValue;
 	}
 
 	// Event data gets referenced instead of copied if the expando
@@ -440,12 +454,12 @@ jQuery.buildFragment = function( args, nodes, scripts ) {
 	var fragment, cacheable, cacheresults,
 		doc = (nodes && nodes[0] ? nodes[0].ownerDocument || nodes[0] : document);
 
-	// Only cache "small" (1/2 KB) strings that are associated with the main document
+	// Only cache "small" (1/2 KB) HTML strings that are associated with the main document
 	// Cloning options loses the selected state, so don't cache them
 	// IE 6 doesn't like it when you put <object> or <embed> elements in a fragment
 	// Also, WebKit does not clone 'checked' attributes on cloneNode, so don't cache
 	if ( args.length === 1 && typeof args[0] === "string" && args[0].length < 512 && doc === document &&
-		!rnocache.test( args[0] ) && (jQuery.support.checkClone || !rchecked.test( args[0] )) ) {
+		args[0].charAt(0) === "<" && !rnocache.test( args[0] ) && (jQuery.support.checkClone || !rchecked.test( args[0] )) ) {
 
 		cacheable = true;
 		cacheresults = jQuery.fragments[ args[0] ];
@@ -617,6 +631,11 @@ jQuery.extend({
 							jQuery.removeEvent( elem, type, data.handle );
 						}
 					}
+
+					// Null the DOM reference to avoid IE6/7/8 leak (#7054)
+					if ( data.handle ) {
+						data.handle.elem = null;
+					}
 				}
 
 				if ( deleteExpando ) {