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Accessing the inbox through MAPI using C# .NET

Written by GayathriP, May 2nd, 2008
This article discusses about how can we access the inbox through MAPI using C# .NET. It also discusses about how to store the attachment in the local directory, how to create a folder in the inbox

Need to add the reference Microsoft CDO 1.21 Library to the project

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  1. //Declarations
  2. MAPI.Message objMsg, objMsg_Arch;
  3. MAPI.Messages objMsgs;
  4. MAPI.Attachment objAttach;
  5. MAPI.Attachments objAttachments;
  6. MAPI.Folder objFolder;
  7. MAPI.AddressEntry objAddressEntry;
  8. int intTotalMsgs;
  9. string strLocalDir;
  10.  
  11. //To get the total message count in the inbox
  12. objFolder = (Folder)objSession.Inbox;
  13. objMsgs = (Messages)objFolder.Messages;
  14. intTotalMsgs = (int)objMsgs.Count;
  15.  
  16. //To get the sender
  17. objMsg = (MAPI.Message)(objMsgs.get_Item(intMsgLoop));
  18. objAddressEntry = (AddressEntry)objMsg.Sender;
  19.  
  20. //To save the attachment to local disk
  21. objAttachments = (Attachments)objMsg.Attachments;
  22. objAttach = (Attachment)objAttachments.get_Item(intMsg);
  23. if ((CdoAttachmentType)objAttach.Type == CdoAttachmentType.CdoFileData)
  24. {
  25.     objAttach.WriteToFile(strLocalDir + objAttach.Name.ToString());
  26. }
  27.  
  28. //To create a folder in the inbox
  29. Folder objFolder;
  30. Folders objFolders;
  31. Folder objItemFolder;
  32. int intFolderCount;
  33. string strFldrArch;
  34. bool blnOK;
  35.  
  36. objFolder = (Folder)objSession.Inbox;
  37. objFolder = (Folder)objSession.GetFolder(objFolder.ID,objFolde  r.StoreID);
  38. objFolders = (Folders) objFolder.Folders;
  39. intFolderCount = (int)objFolders.Count;
  40.  
  41. for (int intLoop = 1; intLoop <= intFolderCount; intLoop++)
  42. {
  43.    objItemFolder = (Folder)objFolders.get_Item(intLoop);
  44.    if (objItemFolder.Name.ToString() == strFldrArch)
  45.    {
  46.        blnOK = true;
  47.        objFolder = objItemFolder;
  48.        break;
  49.    }
  50. }
  51. if (!blnOK)
  52. {
  53.    objFolder = (Folder)objFolders.Add(strFldrArch);
  54.    objFolder.Update(Missing.Value, Missing.Value);
  55. }
  56.  
  57. //To delete the message from the inbox
  58. objMsg.Delete(Missing.Value);
  59.  
  60. //To forward the message
  61. Message objMsgFwd;
  62. Recipients objRecipients;
  63.  
  64. objMsgFwd = (MAPI.Message)objMsg.Forward();
  65. objRecipients = (Recipients)objMsgFwd.Recipients;
  66. objRecipients.Add(<RecipientAddr>, Missing.Value, CdoRecipientType.CdoTo, 
  67. Missing.Value);
  68. objMsgFwd.Text = <Body Message>;
  69. objMsgFwd.Recipients = objRecipients;                                                    objRecipients.Resolve(Missing.Value);
  70. objMsgFwd.Send(false, Missing.Value, Missing.Value);
  71.  
  72. //To move the message to a folder
  73. object objFolderID, objStoreID;
  74. objFolderID = objFolder.ID; //objFolder is the folder where the msg to 
  75. be moved
  76. objStoreID = objFolder.StoreID;
  77. objMsgArch = (MAPI.Message)objMsg.MoveTo(objFolderID, objStor

Last edited by debasisdas : May 5th, 2008 at 06:59 AM. Reason: added code=vbnet tags
1 Comment Posted ( Post your comment )
Nitin646 / May 23rd, 2008 10:34 AM
Can u pls tell me how to access rediffmail inbox using c#??

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