viewAsset abstract method
Determine how to browse assets in the viewer. 定义如何在查看器中浏览资源
Implementation
Future<void> viewAsset(BuildContext context, int? index, Asset currentAsset);
Determine how to browse assets in the viewer. 定义如何在查看器中浏览资源
Future<void> viewAsset(BuildContext context, int? index, Asset currentAsset);