Vish Jiawon vjiawon

vjiawon / gist:3143813

Created July 19, 2012 13:12

Knockout click bindings to disable a button until the function it calls resolves the returned promise

	(function (ko) {
	"use strict";
	ko.bindingHandlers.customClickHandler = {
	init: function (elem, valAccessor, allBindingsAccessor, data) {
	var targetFunction = valAccessor(),
	cmd = function (vm, event) {
	var promise;

	if (targetFunction.canExecute()) {
	targetFunction.canExecute(false);