'宣言
Public NotInheritable Class NullDelegateCommand Implements ICommand, IDelegateCommand
public sealed class NullDelegateCommand : ICommand, IDelegateCommand
'宣言
Public NotInheritable Class NullDelegateCommand Implements ICommand, IDelegateCommand
public sealed class NullDelegateCommand : ICommand, IDelegateCommand
System.Object
GrapeCity.Viewer.Common.NullDelegateCommand