Attachment Class

Namespace:
GemBox.Email
Assembly:
GemBox.Email.dll

Represents a mail message attachment.

public sealed class Attachment
Public NotInheritable Class Attachment
Inheritance:
System.Object
Attachment

Constructors

Attachment(MediaType, Byte[])

Initializes a new instance of the Attachment class with specified content type and content.

public Attachment(MediaType contentType, byte[] content)
Public Sub New(contentType As MediaType, content As Byte())
Parameters
contentType
MediaType

The Content-Type header value.

content
System.Byte[]

The content.

Exceptions
System.ArgumentNullException

Content is null.

Attachment(MediaType, Stream)

Initializes a new instance of the Attachment class with specified content type and content.

public Attachment(MediaType contentType, Stream content)
Public Sub New(contentType As MediaType, content As Stream)
Parameters
contentType
MediaType

The Content-Type header value.

content
System.IO.Stream

The content.

Exceptions
System.ArgumentException

Content is null or empty.

Attachment(MediaType, Stream, String)

Initializes a new instance of the Attachment class with specified content type, content and file name.

public Attachment(MediaType contentType, Stream content, string fileName)
Public Sub New(contentType As MediaType, content As Stream, fileName As String)
Parameters
contentType
MediaType

The Content-Type header value.

content
System.IO.Stream

The content.

fileName
System.String

File name.

Exceptions
System.ArgumentException

Content is null or empty.

Attachment(Stream, String)

Initializes a new instance of the Attachment class with specified content and file name.

public Attachment(Stream content, string fileName)
Public Sub New(content As Stream, fileName As String)
Parameters
content
System.IO.Stream

The content.

fileName
System.String

File name.

Exceptions
System.ArgumentException

Content is null or empty.

Attachment(String)

Initializes a new instance of the Attachment class from specified file.

public Attachment(string filePath)
Public Sub New(filePath As String)
Parameters
filePath
System.String

A relative or absolute path for the file.

Exceptions
System.ArgumentException

File path is null or empty.

Properties

ContentId

Gets or sets the attachment content id.

public string ContentId { get; set; }
Public Property ContentId As String
Property Value
System.String

The attachment content id.

Data

Gets the attachment data stream.

public MemoryStream Data { get; }
Public ReadOnly Property Data As MemoryStream
Property Value
System.IO.MemoryStream

The attachment data stream.

DispositionType

Gets the attachment content disposition type.

public ContentDispositionType DispositionType { get; }
Public ReadOnly Property DispositionType As ContentDispositionType
Property Value
ContentDispositionType

The attachment content disposition type.

Exceptions
System.ArgumentException

Content disposition type cannot be set to Unknown.

FileName

Gets the file name.

public string FileName { get; }
Public ReadOnly Property FileName As String
Property Value
System.String

The file name, if defined; otherwise, null.

MimeEntity

Gets the underlying MIME entity.

public ContentEntity MimeEntity { get; }
Public ReadOnly Property MimeEntity As ContentEntity
Property Value
ContentEntity

The underlying MIME entity.

Size

Gets the data size.

public int? Size { get; }
Public ReadOnly Property Size As Integer?
Property Value
System.Nullable<System.Int32>

The data size, if defined; otherwise, null.

Methods

GetTaggedProperty(PropertyTag)

Returns the value stored into a specific tagged property. Works only for messages loaded from MSG files.

public object GetTaggedProperty(PropertyTag tag)
Public Function GetTaggedProperty(tag As PropertyTag) As Object
Parameters
tag
PropertyTag

The ID of the tag from which to retrieve the value.

Returns
System.Object

An System.Object containing the value of the specified tag or null if the property was not found.

Save(Stream)

Saves the attachment into the specified stream.

public void Save(Stream stream)
Public Sub Save(stream As Stream)
Parameters
stream
System.IO.Stream

The stream in which to save the attachment.

Save(String)

Saves the attachment into the specified path.

public void Save(string path)
Public Sub Save(path As String)
Parameters
path
System.String

The path to which to save the attachment.

SetTaggedProperty(PropertyTag, Object)

Explicitly sets the value of a tagged property. Works only for messages that will be saved to a MSG file. Items set with this method will be written when saving the message to .msg, overwriting any other properties normally set by other members, which can cause errors.
For example, setting GemBox.Email.Msg.Properties.PropertyTag.AttachDataBinary will override the attachment's binary content regardless of what is on Data.

public void SetTaggedProperty(PropertyTag tag, object value)
Public Sub SetTaggedProperty(tag As PropertyTag, value As Object)
Parameters
tag
PropertyTag

The ID of the tag to set.

value
System.Object

The value of the tagged property.