From 15550dbed0e5390c964b96c01ece5f89ac2c48bd Mon Sep 17 00:00:00 2001
From: windy <taiyangstorm@gmail.com>
Date: Wed, 2 Nov 2022 10:50:56 +0800
Subject: [PATCH] =?UTF-8?q?BI-115750=20=E7=BB=84=E4=BB=B6=E5=B7=A6?=
 =?UTF-8?q?=E4=BE=A7=E7=BB=B4=E5=BA=A6=E6=A0=8F=EF=BC=8C=E4=B8=80=E6=BB=9A?=
 =?UTF-8?q?=E5=8A=A8=EF=BC=8C=E5=B0=B1=E4=BC=9A=E7=99=BD=E5=B1=8F?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/base/list/listview.js         | 5 +++++
 src/base/list/virtualgrouplist.js | 5 +++++
 src/base/list/virtuallist.js      | 5 +++++
 3 files changed, 15 insertions(+)

diff --git a/src/base/list/listview.js b/src/base/list/listview.js
index c998281b9..b4a4929f8 100644
--- a/src/base/list/listview.js
+++ b/src/base/list/listview.js
@@ -100,6 +100,11 @@ BI.ListView = BI.inherit(BI.Widget, {
     },
 
     _calculateBlocksToRender: function () {
+        // BI-115750 不可见状态下依赖元素实际尺寸构造的线段树会分段错误，所以不进行后续计算和线段树的初始化。
+        // 这样从不可见状态变为可见状态能够重新触发线段树初始化
+        if (!this.element.is(":visible")) {
+            return;
+        }
         this._renderMoreIf();
     },
 
diff --git a/src/base/list/virtualgrouplist.js b/src/base/list/virtualgrouplist.js
index 2db1e0765..652a48c37 100644
--- a/src/base/list/virtualgrouplist.js
+++ b/src/base/list/virtualgrouplist.js
@@ -110,6 +110,11 @@ BI.VirtualGroupList = BI.inherit(BI.Widget, {
     },
 
     _calculateBlocksToRender: function () {
+        // BI-115750 不可见状态下依赖元素实际尺寸构造的线段树会分段错误，所以不进行后续计算和线段树的初始化。
+        // 这样从不可见状态变为可见状态能够重新触发线段树初始化
+        if (!this.element.is(":visible")) {
+            return;
+        }
         var o = this.options;
         this._isAutoHeight() && this._renderMoreIf();
         var height = this.element.height();
diff --git a/src/base/list/virtuallist.js b/src/base/list/virtuallist.js
index 011d53344..3985727a4 100644
--- a/src/base/list/virtuallist.js
+++ b/src/base/list/virtuallist.js
@@ -93,6 +93,11 @@ BI.VirtualList = BI.inherit(BI.Widget, {
 
     _calculateBlocksToRender: function () {
         var o = this.options;
+        // BI-115750 不可见状态下依赖元素实际尺寸构造的线段树会分段错误，所以不进行后续计算和线段树的初始化。
+        // 这样从不可见状态变为可见状态能够重新触发线段树初始化
+        if (!this.element.is(":visible")) {
+            return;
+        }
         this._renderMoreIf();
         var height = this.element.height();
         var minContentHeightFrom = o.scrollTop - o.overscanHeight;