From 626cb0de027ab64a33ad19555633d2604eb15f1e Mon Sep 17 00:00:00 2001
From: maxli <maxli@tencent.com>
Date: Wed, 24 Nov 2021 23:21:32 +0800
Subject: [PATCH] fix(android): resolve #1104 commit crash

---
 .../tencent/mtt/hippy/views/list/HippyListView.java   | 11 ++++++++---
 1 file changed, 8 insertions(+), 3 deletions(-)

diff --git a/android/sdk/src/main/java/com/tencent/mtt/hippy/views/list/HippyListView.java b/android/sdk/src/main/java/com/tencent/mtt/hippy/views/list/HippyListView.java
index b888001e64f..c63031bad6a 100644
--- a/android/sdk/src/main/java/com/tencent/mtt/hippy/views/list/HippyListView.java
+++ b/android/sdk/src/main/java/com/tencent/mtt/hippy/views/list/HippyListView.java
@@ -179,6 +179,10 @@ public void setListData() {
         scrollToInitContentOffset();
       }
 
+      if (mExposureEventEnable) {
+        dispatchExposureEvent();
+      }
+
       hasCompleteFirstBatch = true;
     }
   }
@@ -488,9 +492,6 @@ protected void onScrollFlingEnded() {
   @Override
   protected void onLayout(boolean changed, int l, int t, int r, int b) {
     super.onLayout(changed, l, t, r, b);
-    if (changed && mExposureEventEnable) {
-      dispatchExposureEvent();
-    }
   }
 
   @Override
@@ -574,6 +575,10 @@ protected void checkExposureView(View view, int visibleStart, int visibleEnd, in
   private void dispatchExposureEvent() {
     if (mLayout instanceof BaseLayoutManager) {
       BaseLayoutManager.OrientationHelper layoutHelper = ((BaseLayoutManager) mLayout).mOrientationHelper;
+      if (layoutHelper == null) {
+        return;
+      }
+
       int count = getChildCount();
       int fixOffset = (mLayout.canScrollHorizontally()) ? mState.mCustomHeaderWidth
           : mState.mCustomHeaderHeight;