From d48599e23a0bf8e1fa4365963fa5ee7b4ae452aa Mon Sep 17 00:00:00 2001
From: guy <guy@finereport.com>
Date: Mon, 8 Mar 2021 21:03:58 +0800
Subject: [PATCH 1/2] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E7=BB=84=E4=BB=B6?=
 =?UTF-8?q?=E9=BB=98=E8=AE=A4populate=E6=96=B9=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/core/widget.js | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/core/widget.js b/src/core/widget.js
index a7017c403..82f8fd9f5 100644
--- a/src/core/widget.js
+++ b/src/core/widget.js
@@ -559,6 +559,13 @@
             this.element.empty();
         },
 
+        // 默认的populate方法就是干掉重来
+        populate: function () {
+            this.empty();
+            this.purgeListeners();
+            this._init();
+        },
+
         _destroy: function () {
             this.__d();
             this.element.destroy();

From af7615aad7e97dc38dbafca0a5bd394dc53c565e Mon Sep 17 00:00:00 2001
From: guy <guy@finereport.com>
Date: Mon, 8 Mar 2021 21:16:41 +0800
Subject: [PATCH 2/2] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E7=BB=84=E4=BB=B6?=
 =?UTF-8?q?=E9=BB=98=E8=AE=A4populate=E6=96=B9=E6=B3=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/core/widget.js | 33 ++++++++++++++++++++-------------
 1 file changed, 20 insertions(+), 13 deletions(-)

diff --git a/src/core/widget.js b/src/core/widget.js
index 82f8fd9f5..0af5b6d90 100644
--- a/src/core/widget.js
+++ b/src/core/widget.js
@@ -125,6 +125,22 @@
             callLifeHook(this, "created");
         },
 
+        _initCurrent: function () {
+            var o = this.options;
+            if (o._baseCls || o.baseCls || o.extraCls || o.cls) {
+                this.element.addClass((o._baseCls || "") + " " + (o.baseCls || "") + " " + (o.extraCls || "") + " " + (o.cls || ""));
+            }
+            if (o.attributes) {
+                this.element.attr(o.attributes);
+            }
+            if (o.data) {
+                this.element.data(o.data);
+            }
+            if (o.css) {
+                this.element.css(o.css);
+            }
+        },
+
         /**
          * 初始化根节点
          * @private
@@ -152,18 +168,7 @@
                 this.element = BI.Widget._renderEngine.createElement(this);
             }
             this.element._isWidget = true;
-            if (o._baseCls || o.baseCls || o.extraCls || o.cls) {
-                this.element.addClass((o._baseCls || "") + " " + (o.baseCls || "") + " " + (o.extraCls || "") + " " + (o.cls || ""));
-            }
-            if (o.attributes) {
-                this.element.attr(o.attributes);
-            }
-            if (o.data) {
-                this.element.data(o.data);
-            }
-            if (o.css) {
-                this.element.css(o.css);
-            }
+            this._initCurrent();
         },
 
         _initElementWidth: function () {
@@ -561,9 +566,11 @@
 
         // 默认的populate方法就是干掉重来
         populate: function () {
-            this.empty();
             this.purgeListeners();
+            this.empty();
+            this._initCurrent();
             this._init();
+            this._initRef();
         },
 
         _destroy: function () {