From 7a888af0620a9671c362777c9bb0fcf8660ea052 Mon Sep 17 00:00:00 2001
From: Song <wangsong@buckyos.com>
Date: Tue, 26 Mar 2019 17:17:20 +0800
Subject: [PATCH] fix bug: if new children's length is less than the old ones,
 no tab will be selected. This fix will select the 0 index tab when new
 children's length is less then the old ones.

---
 index.js | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/index.js b/index.js
index af94d866..910b816b 100644
--- a/index.js
+++ b/index.js
@@ -108,11 +108,15 @@ const ScrollableTabView = createReactClass({
   },
 
   componentWillReceiveProps(props) {
+    let currentPage = this.state.currentPage;
     if (props.children !== this.props.children) {
-      this.updateSceneKeys({ page: this.state.currentPage, children: props.children, });
+      if (currentPage >= props.children.length) {
+        currentPage = 0;
+      }
+      this.updateSceneKeys({ page: currentPage, children: props.children, });
     }
 
-    if (props.page >= 0 && props.page !== this.state.currentPage) {
+    if (props.page >= 0 && props.page !== currentPage) {
       this.goToPage(props.page);
     }
   },