## MapiMessageItemBase class

The base class of Outlook items: messages, appointments, tasks, contacts and so on. Holds their properties, attachments and recipients.

```csharp
public abstract class MapiMessageItemBase : MapiPropertyContainer, IDisposable, IMapiMessageItem
```

## Properties

| Name | Description |
| --- | --- |
| [Attachments](../../aspose.email.mapi/mapimessageitembase/attachments/) { get; } | Gets the attachments of the item. |
| [Billing](../../aspose.email.mapi/mapimessageitembase/billing/) { get; set; } | Gets or sets the billing information of the item. |
| [Body](../../aspose.email.mapi/mapimessageitembase/body/) { get; set; } | Gets or sets the plain-text body of the item. |
| [BodyHtml](../../aspose.email.mapi/mapimessageitembase/bodyhtml/) { get; } | Gets the body of the item as HTML, converted from [`BodyRtf`](./bodyrtf/); an empty string when there is no RTF body. |
| [BodyRtf](../../aspose.email.mapi/mapimessageitembase/bodyrtf/) { get; set; } | Gets or sets the body of the item in RTF format. |
| [BodyType](../../aspose.email.mapi/mapimessageitembase/bodytype/) { get; } | Gets the format of the body: plain text, HTML or RTF. |
| [Categories](../../aspose.email.mapi/mapimessageitembase/categories/) { get; set; } | Gets or sets the categories of the item. |
| virtual [CodePage](../../aspose.email.mapi/mapipropertycontainer/codepage/) { get; } | Gets the code page of the ANSI strings of the object. |
| [Companies](../../aspose.email.mapi/mapimessageitembase/companies/) { get; set; } | Gets or sets the names of the companies associated with the item. |
| virtual [ItemId](../../aspose.email.mapi/mapimessageitembase/itemid/) { get; } | Gets the identifier of the item on the mail server, for items obtained from a server; `null` otherwise. |
| [MessageClass](../../aspose.email.mapi/mapimessageitembase/messageclass/) { get; set; } | Gets or sets the message class of the item, such as `IPM.Note` for an e-mail message. The class determines the type of the item. |
| [Mileage](../../aspose.email.mapi/mapimessageitembase/mileage/) { get; set; } | Gets or sets the mileage information of the item. |
| [NamedProperties](../../aspose.email.mapi/mapimessageitembase/namedproperties/) { get; } | Gets the named properties of the item. |
| [NamedPropertyMapping](../../aspose.email.mapi/mapimessageitembase/namedpropertymapping/) { get; } | Gets the mapping between the named properties and the tags they are stored under. |
| virtual [Properties](../../aspose.email.mapi/mapipropertycontainer/properties/) { get; } | Gets all properties of the object. |
| [PropertyStream](../../aspose.email.mapi/mapimessageitembase/propertystream/) { get; } | Gets the property stream of the item. |
| [Recipients](../../aspose.email.mapi/mapimessageitembase/recipients/) { get; set; } | Gets or sets the recipients of the item. |
| [Sensitivity](../../aspose.email.mapi/mapimessageitembase/sensitivity/) { get; set; } | Gets or sets the sensitivity of the item: normal, personal, private or confidential. |
| [Subject](../../aspose.email.mapi/mapimessageitembase/subject/) { get; set; } | Gets or sets the subject of the message. |
| [SubjectPrefix](../../aspose.email.mapi/mapimessageitembase/subjectprefix/) { get; } | Gets the prefix of the subject, such as `RE: ` or `FW: `. |
| [SubStorages](../../aspose.email.mapi/mapimessageitembase/substorages/) { get; } | Gets the sub-storages of the item. |
| [SupportedType](../../aspose.email.mapi/mapimessageitembase/supportedtype/) { get; } | Gets the type of the item, as determined by its message class. |

## Methods

| Name | Description |
| --- | --- |
| virtual [Dispose](../../aspose.email.mapi/mapimessageitembase/dispose/)() | Releases the resources used by the item. |
| override [GetProperty](../../aspose.email.mapi/mapimessageitembase/getproperty/)(PropertyDescriptor) | Gets a MAPI property of the item by its descriptor. |
| [GetPropertyBoolean](../../aspose.email.mapi/mapipropertycontainer/getpropertyboolean/)(long) | Gets the value of a property as a Boolean. |
| [GetPropertyBytes](../../aspose.email.mapi/mapipropertycontainer/getpropertybytes/)(long) | Gets the value of a property as bytes. |
| [GetPropertyDateTime](../../aspose.email.mapi/mapipropertycontainer/getpropertydatetime/)(long) | Gets the value of a property as a date and time. |
| [GetPropertyInt32](../../aspose.email.mapi/mapipropertycontainer/getpropertyint32/)(long) | Gets the value of a property as a 32-bit integer. |
| [GetPropertyLong](../../aspose.email.mapi/mapipropertycontainer/getpropertylong/)(long) | Gets the value of a property as a 64-bit integer. |
| [GetPropertyShort](../../aspose.email.mapi/mapipropertycontainer/getpropertyshort/)(long) | Gets the value of a property as a 16-bit integer. |
| [GetPropertyString](../../aspose.email.mapi/mapipropertycontainer/getpropertystring/)(long) | Gets the value of a property as a string. |
| [GetPropertyString](../../aspose.email.mapi/mapipropertycontainer/getpropertystring/)(long, int) | Gets the value of a property as a string, decoding an ANSI string with the specified code page. |
| [IsStoreUnicodeOk](../../aspose.email.mapi/mapipropertycontainer/isstoreunicodeok/)() | Determines whether the string properties of the object are stored in Unicode. |
| [RemoveProperty](../../aspose.email.mapi/mapimessageitembase/removeproperty/)(long) | Removes a property from the item, including its named-property mapping. |
| virtual [SetBodyContent](../../aspose.email.mapi/mapimessageitembase/setbodycontent/#setbodycontent)(string, BodyContentType) | Sets the body of the item in the specified format. |
| virtual [SetBodyContent](../../aspose.email.mapi/mapimessageitembase/setbodycontent/#setbodycontent_1)(string, BodyContentType, bool) | Sets the body of the item in the specified format, optionally compressing it. |
| [SetBodyRtf](../../aspose.email.mapi/mapimessageitembase/setbodyrtf/)(string, bool) | Sets the body of the item in RTF format, optionally compressing it. |
| [SetMessageFlags](../../aspose.email.mapi/mapimessageitembase/setmessageflags/)(MapiMessageFlags) | Sets the flags of the message, such as read or unsent. |
| virtual [SetProperty](../../aspose.email.mapi/mapipropertycontainer/setproperty/)(MapiProperty) | Adds the property, or replaces the property with the same tag. |
| override [SetProperty](../../aspose.email.mapi/mapimessageitembase/setproperty/#setproperty_1)(PropertyDescriptor, object) | Sets the value of a MAPI property of the item. |
| [TryGetPropertyData](../../aspose.email.mapi/mapipropertycontainer/trygetpropertydata/)(long) | Gets the value of a property as bytes. |
| [TryGetPropertyDateTime](../../aspose.email.mapi/mapipropertycontainer/trygetpropertydatetime/)(long, ref DateTime) | Gets the value of a property as a date and time, if the property exists. |
| [TryGetPropertyInt32](../../aspose.email.mapi/mapipropertycontainer/trygetpropertyint32/)(long, ref int) | Gets the value of a property as a 32-bit integer, if the property exists. |
| [TryGetPropertyLong](../../aspose.email.mapi/mapipropertycontainer/trygetpropertylong/)(long, ref long) | Gets the value of a property as a 64-bit integer, if the property exists. |
| [TryGetPropertyString](../../aspose.email.mapi/mapipropertycontainer/trygetpropertystring/)(long) | Gets the value of a property as a string. |
| [TryGetPropertyString](../../aspose.email.mapi/mapipropertycontainer/trygetpropertystring/)(long, int) | Gets the value of a property as a string, decoding an ANSI string with the specified code page. |
| [TryGetPropertyString](../../aspose.email.mapi/mapipropertycontainer/trygetpropertystring/)(long, ref string) | Gets the value of a property as a string, if the property exists. |
| [TryGetPropertyString](../../aspose.email.mapi/mapipropertycontainer/trygetpropertystring/)(long, ref string, int) | Gets the value of a property as a string, if the property exists, decoding an ANSI string with the specified code page. |

### See Also

* class [MapiPropertyContainer](../mapipropertycontainer/)
* interface [IMapiMessageItem](../imapimessageitem/)
* namespace [Aspose.Email.Mapi](../../aspose.email.mapi/)
* assembly [Aspose.Email](../../)