https://learn.microsoft.com/zh-cn/dotnet/api/system.componentmodel.design.datetimeeditor?view=netframework-4.8.1&viewFallbackFrom=windowsdesktop-9.0
DateTimeEditor Class (System.ComponentModel.Design) | Microsoft Learn
This date time editor is a UITypeEditor suitable for visually editing DateTime objects.
class systemdesignmicrosoftlearn