From 03089bb91f05e5e70769f5ca9aee77804f75ba4f Mon Sep 17 00:00:00 2001
From: richardracz <richard@richardracz.com>
Date: Sun, 21 Mar 2021 17:54:59 +0100
Subject: [PATCH] fixed null check operator issue

---
 lib/page_view.dart | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/page_view.dart b/lib/page_view.dart
index 076e133..32dbb50 100644
--- a/lib/page_view.dart
+++ b/lib/page_view.dart
@@ -128,8 +128,7 @@ class _ConcentricPageViewState extends State<ConcentricPageView> {
               builder: (BuildContext context, child) {
                 // on the first render, the pageController.page is null,
                 // this is a dirty hack
-                if (_pageController?.position?.minScrollExtent == null ||
-                    _pageController?.position?.maxScrollExtent == null) {
+                if (!_pageController.position.hasContentDimensions) {
                   Future.delayed(Duration(microseconds: 1), () {
                     setState(() {});
                   });