sortable: don't call the base widget _setOption for disabled to avoid the ui-state-disabled class being added. Fixes #5501 - sortable: disabled should not have the ui-state-disabled class

Author: rdworth

tests/unit/sortable/sortable_methods.js

@@ -84,7 +84,7 @@ test("enable", function() {
 });
 
 test("disable", function() {
-	expect(6);
+	expect(7);
 	el = $("#sortable").sortable({ disabled: false });
 	sort($("li", el)[0], 0, 40, 2, '.sortable({ disabled: false })');
 
@@ -97,6 +97,7 @@ test("disable", function() {
 	sort($("li", el)[0], 0, 40, 2, '.sortable({ disabled: false })');
 	el.sortable("option", "disabled", true);
 	equals(el.sortable("option", "disabled"), true, "disabled option setter");
+	ok(el.sortable("widget").is(":not(.ui-state-disabled)"), "sortable element does not get ui-state-disabled since it's an interaction");
 	sort($("li", el)[0], 0, 40, 0, '.sortable("option", "disabled", true)');
 
 	var expected = $('<div></div>').sortable(),

ui/jquery.ui.sortable.js

@@ -73,6 +73,18 @@ $.widget("ui.sortable", $.ui.mouse, {
 		return this;
 	},
 
+	_setOption: function(key, value){
+		if ( key === "disabled" ) {
+			this.options[ key ] = value;
+	
+			this.widget()
+				[ value ? "addClass" : "removeClass"]( "ui-sortable-disabled" );
+		} else {
+			// Don't call widget base _setOption for disable as it adds ui-state-disabled class
+			$.Widget.prototype._setOption.apply(self, arguments);
+		}
+	},
+
 	_mouseCapture: function(event, overrideHandle) {
 
 		if (this.reverting) {