do nothing in stop if texture id is null

Navaron Bracke
Commit 92d400cd54cf8f1cbd89b44fc3941b75063403b4 92d400cd 1 parent a807d6ff
Showing 1 changed file with 4 additions and 0 deletions
lib/src/method_channel/mobile_scanner_method_channel.dart
--- a/lib/src/method_channel/mobile_scanner_method_channel.dart
View file @92d400c
+++ b/lib/src/method_channel/mobile_scanner_method_channel.dart
View file @92d400c
@@ -276,6 +276,10 @@ class MethodChannelMobileScanner extends MobileScannerPlatform {
 
   @override
   Future<void> stop() async {
+     if (_textureId == null) {
+       return;
+     }
+ 
     await methodChannel.invokeMethod<void>('stop');
 
     _textureId = null;