From 83cf44ed124146bcdcdea084edd04a9259c93d8a Mon Sep 17 00:00:00 2001
From: Nishant Kumar <148634283+nikkivirtuoso@users.noreply.github.com>
Date: Tue, 9 Jan 2024 23:49:07 +0530
Subject: [PATCH] resolved the issue of indeterminate
 CircularProgressIndicator.adaptive on Darwin  (#140947)

Fixes #140574

Passes the value from `CircularProgressIndicator` to the Cupertino version so that functionality is not lost on Apple devices.
---
 .../lib/src/material/progress_indicator.dart  | 13 ++++++++-
 .../material/progress_indicator_test.dart     | 28 +++++++++++++++++++
 2 files changed, 40 insertions(+), 1 deletion(-)

diff --git a/packages/flutter/lib/src/material/progress_indicator.dart b/packages/flutter/lib/src/material/progress_indicator.dart
index 2a1cfa80e8..160293c03a 100644
--- a/packages/flutter/lib/src/material/progress_indicator.dart
+++ b/packages/flutter/lib/src/material/progress_indicator.dart
@@ -705,7 +705,18 @@ class _CircularProgressIndicatorState extends State<CircularProgressIndicator> w
 
   Widget _buildCupertinoIndicator(BuildContext context) {
     final Color? tickColor = widget.backgroundColor;
-    return CupertinoActivityIndicator(key: widget.key, color: tickColor);
+    final double? value = widget.value;
+    if (value == null) {
+      return CupertinoActivityIndicator(
+        key: widget.key,
+        color: tickColor
+      );
+    }
+    return CupertinoActivityIndicator.partiallyRevealed(
+      key: widget.key,
+      color: tickColor,
+      progress: value
+    );
   }
 
   Widget _buildMaterialIndicator(BuildContext context, double headValue, double tailValue, double offsetValue, double rotationValue) {
diff --git a/packages/flutter/test/material/progress_indicator_test.dart b/packages/flutter/test/material/progress_indicator_test.dart
index c084e290d9..2d06e7b3af 100644
--- a/packages/flutter/test/material/progress_indicator_test.dart
+++ b/packages/flutter/test/material/progress_indicator_test.dart
@@ -1084,6 +1084,34 @@ void main() {
     }),
   );
 
+  testWidgets(
+    'Adaptive CircularProgressIndicator displays CupertinoActivityIndicator in iOS/macOS',
+    (WidgetTester tester) async {
+      await tester.pumpWidget(
+        MaterialApp(
+          theme: ThemeData(),
+          home: const Scaffold(
+            body: Material(
+              child: CircularProgressIndicator.adaptive(
+                value: 0.5,
+              ),
+            ),
+          ),
+        ),
+      );
+
+      expect(find.byType(CupertinoActivityIndicator), findsOneWidget);
+      final double actualProgress = tester.widget<CupertinoActivityIndicator>(
+        find.byType(CupertinoActivityIndicator),
+      ).progress;
+      expect(actualProgress, 0.5);
+   },
+   variant: const TargetPlatformVariant(<TargetPlatform> {
+      TargetPlatform.iOS,
+      TargetPlatform.macOS,
+    }),
+  );
+
   testWidgets(
     'Adaptive CircularProgressIndicator can use backgroundColor to change tick color for iOS',
     (WidgetTester tester) async {