[camera] Example app: refactoring setExposureOffset

Fixes flutter/flutter#154132
CsabaConsulting · Aug 26, 2024 · 7651257 · 7651257
1 parent b9715b7
commit 7651257
Showing 1 changed file with 6 additions and 4 deletions.
diff --git a/packages/camera/camera/example/lib/main.dart b/packages/camera/camera/example/lib/main.dart
@@ -949,11 +949,13 @@ class _CameraExampleHomeState extends State<CameraExampleHome>
       return;
     }
 
-    setState(() {
-      _currentExposureOffset = offset;
-    });
     try {
-      offset = await controller!.setExposureOffset(offset);
+      final appliedOffset = await controller!.setExposureOffset(offset);
+      if (appliedOffset != _currentExposureOffset) {
+        setState(() {
+          _currentExposureOffset = appliedOffset;
+        });
+      }
     } on CameraException catch (e) {
       _showCameraException(e);
       rethrow;