[Description("Occurs when the loading progress of thumbnail is changed.")] public event System.EventHandler<ProgressEventArgs> ThumbnailLoadingProgress
[Description("Occurs when the loading progress of thumbnail is changed.")] public: __event System.EventHandler<ProgressEventArgs*>* ThumbnailLoadingProgress
[Description("Occurs when the loading progress of thumbnail is changed.")] public:
event System.EventHandler<ProgressEventArgs^>^ ThumbnailLoadingProgress
'Declaration <DescriptionAttribute("Occurs when the loading progress of thumbnail is changed.")> Public Event ThumbnailLoadingProgress As System.EventHandler(Of ProgressEventArgs)