define(['jquery', 'underscore'], function () {var bindDirects = ['delegate', 'bind','on', 'hover', 'blur', 'change', 'click', 'dblclick', 'focus', 'keydown', 'keypress', 'keyup', 'mousedown', 'mouseenter', 'mouseleave', 'mousemove', 'mouseout', 'mouseover', 'mouseup', 'resize', 'scroll', 'select', 'submit'];var eMarker = '_addedEvent';_.each(bindDirects, function (eventName) {var alias = $.fn[eventName];$.fn[eventName] = function () {var $tar = _.isElement(this)?$(this):this;var hasEventAdded = $tar.attr(eMarker) || '';var _en = eventName;if (hasEventAdded.length) {_en += ',' + hasEventAdded;}$tar.attr(eMarker, _en);return alias.apply(_.isElement(this)?$tar:this, [].slice.call(arguments));};});// 为某一个元素移除绑定的事件function removeEvents($tar) {var addedEventsName = $tar.attr(eMarker);if (addedEventsName) {addedEventsName.replace(/[^,]+/g, function (eventName) {// 全部移除if (eventName === 'delegate') {$tar.undelegate();} else {$tar.unbind();}return eventName;});}}var funcs = ['html','empty'];_.each(funcs, function (func) {var alias = $.fn[func];$.fn[func] = function () {var $tar = _.isElement(this)?$(this):this;if($tar.length){$tar.find('*[' + eMarker + ']').each(function (k, subEl) {try{removeEvents($(subEl));}catch(e){console.error(e.message);}});}var args = [].slice.call(arguments);return alias.apply($tar, args);};});// 扩展remove()方法var alias = $.fn.remove;$.fn.remove = function () {var $tar = _.isElement(this)?$(this):this,arg = arguments;if($tar.length && !arg.length){$tar.find('*[' + eMarker + ']').each(function (k, subEl) {try{removeEvents($(subEl));}catch(e){console.error(e.message);}});}if(arg.length){var selector = arg[0];if(_.isString(selector)){$tar.find(selector).each(function(k,curEl){var $cur = $(curEl);$cur.find('*[' + eMarker + ']').each(function (k, subEl) {try{removeEvents($(subEl));}catch(e){console.error(e.message);}});removeEvents($cur);$cur.remove();});}}var args = [].slice.call(arguments);return alias.apply($tar, args);};
});