From ebfe202efbc1781d9d2cd3986f6c97788a04cc3e Mon Sep 17 00:00:00 2001
From: guy <guy@finereport.com>
Date: Fri, 20 Nov 2020 19:46:14 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A2=9E=E5=8A=A0=E4=B8=80=E4=B8=AA=E7=BA=AF?=
 =?UTF-8?q?=E6=96=87=E6=9C=AC=E7=BB=84=E4=BB=B6?=
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Content-Transfer-Encoding: 8bit

---
 src/base/single/text.pure.js | 43 ++++++++++++++++++++++++++++++++++++
 src/core/widget.js           |  5 ++++-
 2 files changed, 47 insertions(+), 1 deletion(-)
 create mode 100644 src/base/single/text.pure.js

diff --git a/src/base/single/text.pure.js b/src/base/single/text.pure.js
new file mode 100644
index 000000000..0a86e73eb
--- /dev/null
+++ b/src/base/single/text.pure.js
@@ -0,0 +1,43 @@
+/**
+ * 没有html标签的纯文本
+ */
+!(function () {
+    BI.PureText = BI.inherit(BI.Widget, {
+
+        props: {
+            tagName: null
+        },
+
+        render: function () {
+            var self = this, o = this.options;
+            var text = this._getShowText();
+            if (BI.isKey(text)) {
+                this.setText(text);
+            } else if (BI.isKey(o.value)) {
+                this.setText(o.value);
+            }
+        },
+
+        _getShowText: function () {
+            var o = this.options;
+            var text = BI.isFunction(o.text) ? o.text() : o.text;
+            text = BI.isKey(text) ? text : o.value;
+            if (!BI.isKey(text)) {
+                return "";
+            }
+            return BI.Text.formatText(text + "");
+        },
+
+        setValue: function (value) {
+            this.options.value = value;
+            this.setText(value);
+        },
+
+        setText: function (text) {
+            this.options.text = BI.isNotNull(text) ? text : "";
+            this.text.element.__textKeywordMarked__(this._getShowText());
+        }
+    });
+    BI.shortcut("bi.pure_text", BI.PureText);
+}());
+
diff --git a/src/core/widget.js b/src/core/widget.js
index c5aeca499..6d8cb3929 100644
--- a/src/core/widget.js
+++ b/src/core/widget.js
@@ -610,7 +610,10 @@
                 if (o.element) {
                     return BI.$(o.element);
                 }
-                return BI.$(document.createElement(o.tagName));
+                if (o.tagName) {
+                    return BI.$(document.createElement(o.tagName));
+                }
+                return BI.$(document.createDocumentFragment());
             }
             return BI.$(widget);
         },