From b53ce4af868a8ea8637775a285a830ab5f4b484b Mon Sep 17 00:00:00 2001
From: MrRefactor <jakub.sys@syscrew.pl>
Date: Wed, 15 Apr 2026 17:55:11 +0200
Subject: [PATCH] fix(ios): emit onPageScroll for setPageWithoutAnimation to
 sync consumers

---
 example/src/MaterialTopTabExample.tsx | 18 ++++++++++++++++++
 ios/PagerViewProvider.swift           |  3 +++
 2 files changed, 21 insertions(+)

diff --git a/example/src/MaterialTopTabExample.tsx b/example/src/MaterialTopTabExample.tsx
index e606a93b..af88449d 100644
--- a/example/src/MaterialTopTabExample.tsx
+++ b/example/src/MaterialTopTabExample.tsx
@@ -28,6 +28,22 @@ const PreAuthScreen = (props: any) => {
   );
 };
 
+function Tab3() {
+  return (
+    <View style={{ flex: 1, justifyContent: 'center', alignItems: 'center' }}>
+      <Text>Tab 3</Text>
+    </View>
+  );
+}
+
+function Tab4() {
+  return (
+    <View style={{ flex: 1, justifyContent: 'center', alignItems: 'center' }}>
+      <Text>Tab 4</Text>
+    </View>
+  );
+}
+
 const PostAuthScreen = (props: any) => {
   const { Navigator, Screen } = createMaterialTopTabNavigator();
   const onLogout = () => {
@@ -43,6 +59,8 @@ const PostAuthScreen = (props: any) => {
         <Screen name="Tab2">
           {(props: any) => <Tab2 {...props} onLogout={onLogout} />}
         </Screen>
+        <Screen name="Tab3" component={Tab3} />
+        <Screen name="Tab4" component={Tab4} />
       </Navigator>
     </View>
   );
diff --git a/ios/PagerViewProvider.swift b/ios/PagerViewProvider.swift
index 54fb5177..b01e7ba2 100644
--- a/ios/PagerViewProvider.swift
+++ b/ios/PagerViewProvider.swift
@@ -98,6 +98,9 @@ import UIKit
       }
     } else {
       props.currentPage = index
+      // For non-animated navigation, no scroll events fire, so emit the
+      // final onPageScroll explicitly to keep consumers in sync.
+      delegate?.onPageScroll(data: OnPageScrollEventData(position: Double(index), offset: 0))
     }
   }