[image_picker] fix bug, sometimes double click cancel button will crash

iheron · iheron · commit 432d38769bce · 2020-03-31T22:38:47.000+08:00
diff --git a/packages/image_picker/ios/Classes/FLTImagePickerPlugin.m b/packages/image_picker/ios/Classes/FLTImagePickerPlugin.m
@@ -323,10 +323,13 @@ - (void)imagePickerController:(UIImagePickerController *)picker
 
 - (void)imagePickerControllerDidCancel:(UIImagePickerController *)picker {
   [_imagePickerController dismissViewControllerAnimated:YES completion:nil];
-  self.result(nil);
+  if (self.result != nil) {
+    self.result(nil);
+
+    self.result = nil;
+    _arguments = nil;
+  }
 
-  self.result = nil;
-  _arguments = nil;
 }
 
 - (void)saveImageWithOriginalImageData:(NSData *)originalImageData
diff --git a/packages/image_picker/pubspec.yaml b/packages/image_picker/pubspec.yaml
@@ -2,7 +2,7 @@ name: image_picker
 description: Flutter plugin for selecting images from the Android and iOS image
   library, and taking new pictures with the camera.
 homepage: https://github.com/flutter/plugins/tree/master/packages/image_picker
-version: 0.6.4
+version: 0.6.5
 
 flutter:
   plugin:
