KERNEL-859 refactor: 改widget生命周期

src/core/ob.js

@@ -29,24 +29,29 @@
      * @abstract
      */
     BI.OB = function (config) {
-        var props = this.props;
+        this.__config = config;
-        if (BI.isFunction(this.props)) {
+        this._constructor();
-            props = this.props(config);
-        }
-        this.options = extend(this._defaultConfig(config), props, config);
-        this._init();
-        this._initRef();
     };
     _.extend(BI.OB.prototype, {
         props: {},
         init: null,
         destroyed: null,
 
+        _constructor: function () {
+            this._init();
+            this._initRef();
+        },
+
         _defaultConfig: function (config) {
             return {};
         },
 
         _init: function () {
+            var props = this.props;
+            if (BI.isFunction(this.props)) {
+                props = this.props(this.__config);
+            }
+            this.options = extend(this._defaultConfig(this.__config), props, this.__config);
             this._initListeners();
             this.init && this.init();
         },

src/core/shortcut.js

@@ -9,12 +9,14 @@
 
     // 根据配置属性生成widget
     var createWidget = function (config) {
-        if (config["classType"]) {
-            return new (new Function("return " + config["classType"] + ";")())(config);
-        }
-
         var cls = kv[config.type];
-        return new cls(config);
+
+        var widget = new cls(config);
+
+        widget._init();
+        widget._initRef();
+
+        return widget;
     };
 
     BI.createWidget = function (item, options, context) {

src/core/widget.js

@@ -25,6 +25,9 @@
             });
         },
 
+        // 覆盖父类的_constructor方法，widget不走ob的生命周期
+        _constructor: function () {},
+
         beforeInit: null,
 
         // 生命周期函数