'宣言 Public Function DisplayActivityTypeChooserDialog( _ ByVal container As FrameworkElement, _ ByVal header As Object, _ ByVal availableTypes As ActivityTypes, _ ByVal chooserReason As ActivityTypeChooserReason, _ ByVal calendar As ResourceCalendar, _ ByVal chooserResult As ScheduleDialogBase(Of Nullable(Of ActivityType)), _ ByVal closingCallback As Func(Of Boolean), _ ByVal closedCallback As Action(Of Nullable(Of Boolean)) _ ) As Boolean
public bool DisplayActivityTypeChooserDialog( FrameworkElement container, object header, ActivityTypes availableTypes, ActivityTypeChooserReason chooserReason, ResourceCalendar calendar, ScheduleDialogBase<Nullable<ActivityType>> chooserResult, Func<bool> closingCallback, Action<Nullable<bool>> closedCallback )