Undelete the email marked as deleted on IMAP4server. POP3/Exchange Web Service/WebDAV protocol doesn't support this method.
[Visual Basic 6.0]
Public Sub Undelete( _
info As MailInfo _
)
[Visual C++]
public: HRESULT Undelete(
IMailInfo* info
);
Parameters
Example
[Visual Basic 6.0, VBScript, Visual C++] The following example demonstrates how to undelete email with EAGetMail POP3 & IMAP Component. To get the full samples of EAGetMail, please refer to Samples section.
[Visual Basic 6.0]
Public Sub ReceiveMail( _
ByVal sServer As String, _
ByVal sUserName As String, _
ByVal sPassword As String, _
ByVal bSSLConnection As Boolean)
Const MailServerPop3 = 0
Const MailServerImap4 = 1
Const MailServerEWS = 2
Const MailServerDAV = 3
Const MailServerMsGraph = 4
'For evaluation usage, please use "TryIt" as the license code, otherwise the
'"invalid license code" exception will be thrown. However, the object will expire in 1-2 months, then
'"trial version expired" exception will be thrown.
Dim oClient As New EAGetMailObjLib.MailClient
oClient.LicenseCode = "TryIt"
Dim oServer As New EAGetMailObjLib.MailServer
oServer.Server = sServer
oServer.User = sUserName
oServer.Password = sPassword
oServer.SSLConnection = bSSLConnection
oServer.Protocol = MailServerImap4
''by default, the pop3 port is 110, imap4 port is 143,
'the pop3 ssl port is 995, imap4 ssl port is 993
'you can also change the port like this
'oServer.Port = 110
If oServer.Protocol = MailServerImap4 Then
If oServer.SSLConnection Then
oServer.Port = 993 'SSL IMAP4
Else
oServer.Port = 143 'IMAP4 normal
End If
Else
If oServer.SSLConnection Then
oServer.Port = 995 'SSL POP3
Else
oServer.Port = 110 'POP3 normal
End If
End If
On Error GoTo ErrorHandle
oClient.Connect oServer
Dim infos As EAGetMailObjLib.MailInfoCollection
Set infos = oClient.GetMailInfoList()
Dim i
For i = 0 To infos.Count - 1
Dim info As EAGetMailObjLib.MailInfo
Set info = infos.Item(i)
MsgBox "UIDL: " & info.UIDL
MsgBox "Index: " & info.Index
MsgBox "Size: " & info.Size
'For POP3/Exchange Web Service/WebDAV, the IMAP4MailFlags is meaningless.
MsgBox "Flags: " & info.IMAP4Flags
'For POP3, the Read is meaningless.
MsgBox "Read: " & info.Read
MsgBox "Deleted: " & info.Deleted
' undelete email
If info.Deleted Then
oClient.Undelete info
End If
Next
oClient.Logout
Exit Sub
ErrorHandle:
''Error handle
MsgBox Err.Description
oClient.Close
End Sub
[VBScript]
Sub ReceiveMail( _
ByVal sServer, _
ByVal sUserName, _
ByVal sPassword, _
ByVal bSSLConnection)
Const MailServerPop3 = 0
Const MailServerImap4 = 1
Const MailServerEWS = 2
Const MailServerDAV = 3
Const MailServerMsGraph = 4
'For evaluation usage, please use "TryIt" as the license code, otherwise the
'"invalid license code" exception will be thrown. However, the object will expire in 1-2 months, then
'"trial version expired" exception will be thrown.
Dim oClient
Set oClient = CreateObject("EAGetMailObj.MailClient")
oClient.LicenseCode = "TryIt"
Dim oServer
Set oServer = CreateObject("EAGetMailObj.MailServer")
oServer.Server = sServer
oServer.User = sUserName
oServer.Password = sPassword
oServer.SSLConnection = bSSLConnection
oServer.Protocol = MailServerImap4
''by default, the pop3 port is 110, imap4 port is 143,
'the pop3 ssl port is 995, imap4 ssl port is 993
'you can also change the port like this
'oServer.Port = 110
If oServer.Protocol = MailServerImap4 Then
If oServer.SSLConnection Then
oServer.Port = 993 'SSL IMAP4
Else
oServer.Port = 143 'IMAP4 normal
End If
Else
If oServer.SSLConnection Then
oServer.Port = 995 'SSL POP3
Else
oServer.Port = 110 'POP3 normal
End If
End If
oClient.Connect oServer
Dim infos
Set infos = oClient.GetMailInfoList()
Dim i
For i = 0 To infos.Count - 1
Dim info
Set info = infos.Item(i)
MsgBox "UIDL: " & info.UIDL
MsgBox "Index: " & info.Index
MsgBox "Size: " & info.Size
'For POP3/Exchange Web Service/WebDAV, the IMAP4MailFlags is meaningless.
MsgBox "Flags: " & info.IMAP4Flags
'For POP3, the Read is meaningless.
MsgBox "Read: " & info.Read
MsgBox "Deleted: " & info.Deleted
' undelete email
If info.Deleted Then
oClient.Undelete info
End If
Next
oClient.Logout
End Sub
[Visual C++]
#include "stdafx.h"
#include <windows.h>
#include "eagetmailobj.tlh"
using namespace EAGetMailObjLib;
void ReceiveMail(
LPCTSTR sServer,
LPCTSTR sUserName,
LPCTSTR sPassword,
bool bSSLConnection)
{
::CoInitialize(NULL);
const int MailServerPop3 = 0;
const int MailServerImap4 = 1;
const int MailServerEWS = 2;
const int MailServerDAV = 3;
const int MailServerMsGraph = 4;
try
{
IMailClientPtr oClient;
oClient.CreateInstance(__uuidof(EAGetMailObjLib::MailClient));
IMailServerPtr oServer;
oServer.CreateInstance(__uuidof(EAGetMailObjLib::MailServer));
// For evaluation usage, please use "TryIt" as the license code, otherwise the
// "invalid license code" exception will be thrown. However, the object will expire in 1-2 months, then
// "trial version expired" exception will be thrown.
oClient->LicenseCode = _T("TryIt");
oServer->Server = sServer;
oServer->User = sUserName;
oServer->Password = sPassword;
INT nProtocol = MailServerImap4;
oServer->Protocol = nProtocol;
if(nProtocol == MailServerPop3)
{
if(bSSLConnection)
{
oServer->Port = 995;
oServer->SSLConnection = VARIANT_TRUE;
}
else
{
oServer->Port = 110;
}
}
else
{
if(bSSLConnection)
{
oServer->Port = 993;
oServer->SSLConnection = VARIANT_TRUE;
}
else
{
oServer->Port = 143;
}
}
oClient->Connect(oServer);
IMailInfoCollectionPtr infos = oClient->GetMailInfoList();
for(long i = 0; i < infos->Count; i++)
{
IMailInfoPtr pInfo = infos->GetItem(i);
_tprintf(_T("UIDL: %s\r\n"), (TCHAR*)pInfo->UIDL);
_tprintf(_T("Index: %d\r\n"), pInfo->Index);
_tprintf(_T("Size: %d\r\n"), pInfo->Size);
//For POP3/Exchange Web Service/WebDAV, the IMAP4MailFlags is meaningless
_tprintf(_T("Flags: %s\r\n"), (TCHAR*)pInfo->IMAP4Flags);
//For POP3, the Read is meaningless
_tprintf(_T("Read: %s\r\n"), (pInfo->Read == VARIANT_TRUE)?_T("TRUE"):_T("FALSE"));
_tprintf(_T("Deleted: %s\r\n"), (pInfo->Deleted == VARIANT_TRUE)?_T("TRUE"):_T("FALSE"));
// mark read email as unread
if( pInfo->Deleted == VARIANT_TRUE)
{
oClient->Undelete(pInfo);
}
}
oClient->Logout();
}
catch(_com_error &ep)
{
_tprintf(_T("ERROR: %s\r\n"), (TCHAR*)ep.Description());
}
::CoUninitialize();
}
See Also