Pull request #3289: KERNEL-13947 refactor: 处理继承OB对象的执行顺序问题

Merge in VISUAL/fineui from ~ZHENFEI.LI/fineui:es6 to es6

* commit '67cfec57aec6464bf1f5a6552c8ba2d612b311a4':
  KERNEL-13947 refactor: 处理继承OB对象的执行顺序问题

src/core/controller/controller.drawer.js

@@ -6,13 +6,17 @@
  */
 import Controller from "./0.controller";
 export default class DrawerController extends Controller {
+    constructor() {
+        super();
+        this._constructor();
+        this.modal = this.options.modal;
+    }
     props = {
         modal: true, // 模态窗口
         render: "body"
     }
 
     init() {
-        this.modal = this.options.modal;
         this.floatManager = {};
         this.floatLayer = {};
         this.floatContainer = {};

src/core/controller/controller.layer.js

@@ -6,6 +6,11 @@
  */
 import Controller from "./0.controller";
 export default class LayerController extends Controller {
+    constructor() {
+        super();
+        this._constructor();
+    }
+    
     props = {
         render: "body"
     }

src/core/controller/controller.popover.js

@@ -6,13 +6,18 @@
  */
 import Controller from "./0.controller";
 export default class PopoverController extends Controller {
+    constructor() {
+        super();
+        this._constructor();
+        this.modal = this.options.modal;
+    }
+
     props = {
         modal: true, // 模态窗口
         render: "body"
     }
 
     init() {
-        this.modal = this.options.modal;
         this.floatManager = {};
         this.floatLayer = {};
         this.floatContainer = {};
@@ -50,7 +55,7 @@ export default class PopoverController extends Controller {
             const W = BI.Widget._renderEngine.createElement(this.options.render).width(),
                 H = BI.Widget._renderEngine.createElement(this.options.render).height();
             const w = popover.element.width(), h = popover.element.height();
-            const left = (W - w) / 2, top = (H - h) / 2;
+            let left = (W - w) / 2, top = (H - h) / 2;
             if (left < 0) {
                 left = 0;
             }
@@ -110,9 +115,7 @@ export default class PopoverController extends Controller {
             }]
         });
         this.floatManager[name] = popover;
-        (function (key) {
-            popover.on(BI.Popover.EVENT_CLOSE, () => self.close(key));
-        })(name);
+        popover.on(BI.Popover.EVENT_CLOSE, () => this.close(name));
         BI.createWidget({
             type: "bi.absolute",
             element: options.container || this.options.render,