| static LoadFromTnef(Stream) | Load MapiAttachment from stream with tnef content. |
| static LoadFromTnef(string) | Load MapiAttachment from file with tnef content. |
| override GetProperty(PropertyDescriptor) | Gets MAPI property by property descriptor. |
| GetPropertyBoolean(long) | Gets the value of the property specified by tag as Boolean type. |
| GetPropertyBytes(long) | Gets the string value of the property specified by tag. |
| GetPropertyDateTime(long) | Gets the value of the property specified by tag as DateTime type. |
| GetPropertyInt32(long) | Gets the int32 value of the property specified by tag. |
| GetPropertyLong(long) | Gets the value of the property specified by tag as Long (int64) type. |
| GetPropertyShort(long) | Gets the value of the property specified by tag as Short type. |
| GetPropertyString(long) | Gets the string value of the property specified by tag. |
| GetPropertyString(long, int) | Gets the string value of the property specified by tag. |
| IsStoreUnicodeOk() | Determines if string properties are Unicode encoded or not. |
| RemoveProperty(long) | Provides correctly removing property from all collections. |
| Save(Stream) | Save attachment content. |
| Save(string) | Save attachment content. |
| SaveToTnef(Stream) | Save attachment to tnef content. |
| SaveToTnef(string) | Save attachment to tnef content. |
| override SetProperty(MapiProperty) | Sets the property. |
| override SetProperty(PropertyDescriptor, object) | Sets MAPI property. |
| TryGetPropertyData(long) | Try to get the property data with specified tag key. |
| TryGetPropertyDateTime(long, ref DateTime) | Gets the value of the specified property as DateTime type. A return value indicates whether the operation succeeded. |
| TryGetPropertyInt32(long, ref int) | Gets the value of the specified property as Int32 type. A return value indicates whether the operation succeeded. |
| TryGetPropertyLong(long, ref long) | Gets the value of the specified property as Long type. A return value indicates whether the operation succeeded. |
| TryGetPropertyString(long) | Try to get a property data as string with specified tag. |
| TryGetPropertyString(long, int) | Try to get a property data as string with specified tag and code page. |
| TryGetPropertyString(long, ref string) | Gets the value of the specified property as String type. A return value indicates whether the operation succeeded. |
| TryGetPropertyString(long, ref string, int) | Gets the value of the specified property as String type. A return value indicates whether the operation succeeded. |