ChoiceAttribute Class
Maps a member of an enumeration to a String choice value for a Choice or MultiChoice type field on a Microsoft SharePoint Foundation list.
Inheritance Hierarchy
System.Object
System.Attribute
Microsoft.SharePoint.Linq.DataAttribute
Microsoft.SharePoint.Linq.ChoiceAttribute
Namespace: Microsoft.SharePoint.Linq
Assembly: Microsoft.SharePoint.Linq (in Microsoft.SharePoint.Linq.dll)
Syntax
'Declaration
<AttributeUsageAttribute(AttributeTargets.Field, AllowMultiple := False)> _
Public NotInheritable Class ChoiceAttribute _
Inherits DataAttribute
'Usage
Dim instance As ChoiceAttribute
[AttributeUsageAttribute(AttributeTargets.Field, AllowMultiple = false)]
public sealed class ChoiceAttribute : DataAttribute
Remarks
This attribute is used to decorate the members of an enum class.
The inherited members of this class are not applicable and should be ignored.
Examples
The following is an example of this attribute in use:
public enum TaskStatusChoices : int {
Invalid,
None,
[Choice(Value="Not Started")]
NotStarted,
[Choice(Value="In Progress")]
InProgress,
[Choice(Value="Completed")]
Completed,
[Choice(Value="Deferred")]
Deferred,
[Choice(Value="Waiting on someone else")]
WaitingOnSomeoneElse,
}
Thread Safety
Any public static (Shared in Visual Basic) members of this type are thread safe. Any instance members are not guaranteed to be thread safe.