Possible enumeration values:

NameValueDescription
Field

0

Use this action to update fields, including custom property. See also FieldModel.

Comment

2

Use this action to add comments. Note that comments can only be added. If you try to modify or delete a comment you will get an exception. See also CommentModel

Schedule

3

Use this action to modify a schedule. Note that you cannot remove or add a schedule. For further details see ScheduleModel.

CostLine

4

Use this action to add, modify or delete a cost line. See also CostLineModel

RequisitionLine

5

Use this action to add or remove a requisition line. When adding a new part you must include the following fields; PartNumber, Quantity, Stock and RequisitionType. See also RequisitionLineModel

RequisitionLineEvent

6

Use this action to add or remove event on a requisition line. Note that you cannot modify an existing event. This attribute type is only allowed for requisition lines. See also RequisitionLineEventModel

SerialNumber

7

Use this action to modify serial numbers associated with a requisition line. This attribute type is only allowed for requisition lines. See also SerialNumberModel

WorkflowStep

8

Use this action to add a new step (goto a new step). You cannot remove or modify an existing item. You should only add one single WorkflowStep transaction in an Update call. Doing a next step may change the activity drastically, for example so can next step make a field read only. We recommend waiting for the response from the server before you try doing other modifications to the activity after you have added a new workflow step. For futher details see WorkflowStepModel

Attachment

9

Due to restriction in JavaScript you cannot add attachments using the ActivityController.UpdateActivity(ActivityArgumentModel) method. You will have to use the FileController.UploadFile method, hence this attribute will only be used in when you retrieve an activity using ActivityController.GetActivity(ActivityIdArgumentModel). See also AttachmentModel

SolutionHistory

10

ReadOnly historical log of the SolutionDescription field on Activity, an entry is generated every time an activity moves out a workflow step defined as "Visit End Item"

ActivityCustomEvent

11

Read-only collection of custom events on activity.

ScheduleDelay

12

Used to change a schedule, see AttributeTypes.ScheduleDelay for further details

ScheduleFail

13

Used to fail a schedule, see AttributeTypes.ScheduleFail for further details

CalendarItem

14

Used for modifying calendar items,see CalenderPeriodModel for further details