#142: + 'disabled' option

README.md

@@ -41,6 +41,7 @@ You can use any element for the list and its elements, not just `ul`/`li`. Here
 var sortable = new Sortable(el, {
 	group: "name",  // or { name: "..", pull: [true, false, clone], put: [true, false, array] }
 	sort: true,  // sorting inside list
+	disabled: false, // Disables the sortable if set to true.
 	store: null,  // @see Store
 	animation: 150,  // ms, animation speed moving items when sorting, `0` — without animation
 	handle: ".my-handle",  // Drag handle selector within list items

Sortable.js

@@ -81,6 +81,7 @@
 		var defaults = {
 			group: Math.random(),
 			sort: true,
+			disabled: false,
 			store: null,
 			handle: null,
 			draggable: el.children[0] && el.children[0].nodeName || (/[uo]l/i.test(el.nodeName) ? 'li' : '*'),
@@ -163,8 +164,8 @@
 				filter = options.filter;
 
 
-			if (evt.type === 'mousedown' && evt.button !== 0) {
-				return; // only left button
+			if (evt.type === 'mousedown' && evt.button !== 0 || options.disabled) {
+				return; // only left button or enabled
 			}
 
 			// Check filter