Object Model Changes Since Microsoft Office 97

Article
06/14/2014

Outlook Developer Reference

The following is a summary of the changes in the Microsoft Office Outlook 2007 object model as compared to Microsoft Office 97.

Application

Properties	Status
Assistant	Hidden

Methods	Status
ActiveExplorer	Changed EXPLORER ActiveExplorer () _EXPLORER ActiveExplorer ()
ActiveInspector	Changed INSPECTOR ActiveInspector () _INSPECTOR ActiveInspector ()
CreateItem	Changed OBJECT CreateItem (OLITEMS ItemType) OBJECT CreateItem (OLITEMTYPE ItemType)
CreateItemFromTemplate	Changed OBJECT CreateItemFromTemplate (STRING TemplatePath, VARIANT InFolder) OBJECT CreateItemFromTemplate (STRING TemplatePath, OPTIONAL VARIANT InFolder)
GetNamespace	Changed NAMESPACE GetNamespace (STRING Type) _NAMESPACE GetNamespace (STRING Type)

AppointmentItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
Respond	Changed OBJECT Respond (OLMEETINGRESPONSE Response, VARIANT fNoUI, VARIANT fAdditionalTextDialog) MEETINGITEM Respond (OLMEETINGRESPONSE Response, OPTIONAL VARIANT fNoUI, OPTIONAL VARIANT fAdditionalTextDialog)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

Attachment

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]

Attachments

Methods	Status
Add	Changed ATTACHMENT Add (VARIANT Source, VARIANT Type, VARIANT Position, VARIANT DisplayName) ATTACHMENT Add (VARIANT Source, OPTIONAL VARIANT Type, OPTIONAL VARIANT Position, OPTIONAL VARIANT DisplayName)

ContactItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
Email1DisplayName	Changed READ-ONLY Email1DisplayName [STRING] READ-WRITE Email1DisplayName [STRING]
Email2DisplayName	Changed READ-ONLY Email2DisplayName [STRING] READ-WRITE Email2DisplayName [STRING]
Email3DisplayName	Changed READ-ONLY Email3DisplayName [STRING] READ-WRITE Email3DisplayName [STRING]
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]
UserCertificate	Hidden

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

Explorer

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
CommandBars	Changed READ-ONLY CommandBars [MSOFAREASTLINEBREAKLANGUAGEID] READ-ONLY CommandBars [COMMANDBARS]
Parent	Changed READ-ONLY Parent [APPLICATION] READ-ONLY Parent [OBJECT]

Folders

Methods	Status
Add	Changed MAPIFOLDER Add (STRING Name, VARIANT Type) MAPIFOLDER Add (STRING Name, OPTIONAL VARIANT Type)

FormDescription

Properties	Status
Password	Hidden

Methods	Status
PublishForm	Changed VOID PublishForm (OLFORMREGISTRY Registry, VARIANT Folder) VOID PublishForm (OLFORMREGISTRY Registry, OPTIONAL VARIANT Folder)

Inspector

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
CommandBars	Changed READ-ONLY CommandBars [MSOFAREASTLINEBREAKLANGUAGEID] READ-ONLY CommandBars [COMMANDBARS]
ModifiedFormPages	Changed READ-ONLY ModifiedFormPages [PAGES] READ-ONLY ModifiedFormPages [OBJECT]
Parent	Changed READ-ONLY Parent [APPLICATION] READ-ONLY Parent [OBJECT]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)

Items

Methods	Status
Add	Changed OBJECT Add (VARIANT Type) OBJECT Add (OPTIONAL VARIANT Type)
Restrict	Changed ITEMS Restrict (STRING Filter) _ITEMS Restrict (STRING Filter)
Sort	Changed VOID Sort (STRING Property, VARIANT Descending) VOID Sort (STRING Property, OPTIONAL VARIANT Descending)

JournalItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

MailItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
FlagDueBy	Hidden
FlagStatus	Hidden
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]
RemoteStatus	Changed READ-ONLY RemoteStatus [OLREMOTESTATUS] READ-WRITE RemoteStatus [OLREMOTESTATUS]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

MAPIFolder

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
DefaultItemType	Changed READ-ONLY DefaultItemType [OLITEMS] READ-ONLY DefaultItemType [OLITEMTYPE]
Folders	Changed READ-ONLY Folders [FOLDERS] READ-ONLY Folders [_FOLDERS]
Items	Changed READ-ONLY Items [ITEMS] READ-ONLY Items [_ITEMS]

Methods	Status
GetExplorer	Changed EXPLORER GetExplorer (VARIANT DisplayMode) _EXPLORER GetExplorer (OPTIONAL VARIANT DisplayMode)

MeetingRequestItem

Properties	Status
Actions	Removed
Application	Removed
Attachments	Removed
BillingInformation	Removed
Body	Removed
Categories	Removed
Companies	Removed
CreationTime	Removed
EntryID	Removed
FormDescription	Removed
GetInspector	Removed
Importance	Removed
LastModificationTime	Removed
MessageClass	Removed
Mileage	Removed
NoAging	Removed
OutlookInternalVersion	Removed
OutlookVersion	Removed
Parent	Removed
Saved	Removed
Sensitivity	Removed
Size	Removed
Subject	Removed
UnRead	Removed
UserProperties	Removed

Methods	Status
Close	Removed
Copy	Removed
Delete	Removed
Display	Removed
GetAssociatedAppointment	Removed
Move	Removed
PrintOut	Removed
Save	Removed
SaveAs	Removed

Events	Status
Close	Removed
CustomAction	Removed
CustomPropertyChange	Removed
Forward	Removed
Open	Removed
PropertyChange	Removed
Read	Removed
Reply	Removed
ReplyAll	Removed
Send	Removed
Write	Removed

NameSpace

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
Folders	Changed READ-ONLY Folders [FOLDERS] READ-ONLY Folders [_FOLDERS]
Parent	Changed READ-ONLY Parent [APPLICATION] READ-ONLY Parent [OBJECT]

Methods	Status
GetFolderFromID	Changed MAPIFOLDER GetFolderFromID (STRING EntryIDFolder, VARIANT EntryIDStore) MAPIFOLDER GetFolderFromID (STRING EntryIDFolder, OPTIONAL VARIANT EntryIDStore)
GetItemFromID	Changed OBJECT GetItemFromID (STRING EntryIDItem, VARIANT EntryIDStore) OBJECT GetItemFromID (STRING EntryIDItem, OPTIONAL VARIANT EntryIDStore)
Logon	Changed VOID Logon (VARIANT Profile, VARIANT Password, VARIANT ShowDialog, VARIANT NewSession) VOID Logon (OPTIONAL VARIANT Profile, OPTIONAL VARIANT Password, OPTIONAL VARIANT ShowDialog, OPTIONAL VARIANT NewSession)

NoteItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
Color	Hidden
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
Parent	Changed READ-ONLY Parent [MAPIFOLDER] READ-ONLY Parent [OBJECT]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Removed
CustomAction	Removed
CustomPropertyChange	Removed
Forward	Removed
Open	Removed
PropertyChange	Removed
Read	Removed
Reply	Removed
ReplyAll	Removed
Send	Removed
Write	Removed

OlItems

Constants	Status
olAppointmentItem	Removed
olContactItem	Removed
olJournalItem	Removed
olMailItem	Removed
olNoteItem	Removed
olPostItem	Removed
olTaskItem	Removed

Pages

Methods	Status
Add	Changed PAGE Add (VARIANT Name) OBJECT Add (OPTIONAL VARIANT Name)
Item	Changed PAGE Item (VARIANT Index) OBJECT Item (VARIANT Index)

PostItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

Recipient

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
MeetingResponseStatus	Changed READ-WRITE MeetingResponseStatus [OLRESPONSESTATUS] READ-ONLY MeetingResponseStatus [OLRESPONSESTATUS]

Methods	Status
FreeBusy	Changed STRING FreeBusy (DATE Start, INT32 MinPerChar, VARIANT CompleteFormat) STRING FreeBusy (DATE Start, INT32 MinPerChar, OPTIONAL VARIANT CompleteFormat)

RemoteItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

ReportItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

TaskItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
Contacts	Hidden
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
GetRecurrencePattern	Changed VOID GetRecurrencePattern () RECURRENCEPATTERN GetRecurrencePattern ()
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

TaskRequestItem

Properties	Status
Application	Changed READ-ONLY Application [APPLICATION] READ-ONLY Application [_APPLICATION]
GetInspector	Changed READ-ONLY GetInspector [INSPECTOR] READ-ONLY GetInspector [_INSPECTOR]
OutlookInternalVersion	Changed READ-ONLY OutlookInternalVersion [STRING] READ-ONLY OutlookInternalVersion [INT32]

Methods	Status
Display	Changed VOID Display (VARIANT Modal) VOID Display (OPTIONAL VARIANT Modal)
SaveAs	Changed VOID SaveAs (STRING Path, VARIANT Type) VOID SaveAs (STRING Path, OPTIONAL VARIANT Type)

Events	Status
Close	Changed Close () Close (BOOL Cancel)
CustomAction	Changed CustomAction (OBJECT Action, OBJECT Response) CustomAction (OBJECT Action, OBJECT Response, BOOL Cancel)
Forward	Changed Forward (OBJECT Forward) Forward (OBJECT Forward, BOOL Cancel)
Open	Changed Open () Open (BOOL Cancel)
Reply	Changed Reply (OBJECT Response) Reply (OBJECT Response, BOOL Cancel)
ReplyAll	Changed ReplyAll (OBJECT Response) ReplyAll (OBJECT Response, BOOL Cancel)
Send	Changed Send () Send (BOOL Cancel)
Write	Changed Write () Write (BOOL Cancel)

UserProperties

Methods	Status
Add	Changed USERPROPERTY Add (STRING Name, OLUSERPROPERTYTYPE Type, VARIANT AddToFolderFields, VARIANT DisplayFormat) USERPROPERTY Add (STRING Name, OLUSERPROPERTYTYPE Type, OPTIONAL VARIANT AddToFolderFields, OPTIONAL VARIANT DisplayFormat)
Find	Changed VOID Find (STRING Name, VARIANT Custom) USERPROPERTY Find (STRING Name, OPTIONAL VARIANT Custom)

Object Model Changes Since Microsoft Office 97

MAPIFolder

MeetingRequestItem

OlItems

Additional resources