diff -r 64e38f08e49c -r 47d84de1c893 email_plat/nmail_client_api/nmapicommon.h
--- a/email_plat/nmail_client_api/nmapicommon.h	Fri Sep 17 08:27:21 2010 +0300
+++ b/email_plat/nmail_client_api/nmapicommon.h	Mon Oct 04 00:05:37 2010 +0300
@@ -29,7 +29,40 @@
     {
         MailboxCreated, MailboxDeleted
     };
-    
+
+    /*!
+        Email to message priority
+     */
+    enum NmApiMessagePriority
+    {
+        NmApiMessagePriorityLow,
+        NmApiMessagePriorityNormal,
+        NmApiMessagePriorityHigh
+    };
+
+    /*!
+        Enum to message flags
+     */
+    enum NmApiMessageFlag 
+    {
+        NmApiMessageFlagRead = 1,
+        NmApiMessageFlagReadLocally = 2,
+        NmApiMessageFlagLow = 4,
+        NmApiMessageFlagImportant = 8,
+        NmApiMessageFlagFollowUpComplete = 16,
+        NmApiMessageFlagFollowUp = 32,
+        NmApiMessageFlagAttachments = 64,
+        NmApiMessageFlagMultiple = 128,
+        NmApiMessageFlagCalendarMsg = 256,
+        NmApiMessageFlagAnswered = 512,
+        NmApiMessageFlagForwarded = 1024,
+        NmApiMessageFlagOnlyToMe = 2048,
+        NmApiMessageFlagRemoteDeleted = 4096,
+        NmApiMessageFlagHasMsgSender = 8192
+    };
+    Q_DECLARE_FLAGS(NmApiMessageFlags, NmApiMessageFlag)
+    Q_DECLARE_OPERATORS_FOR_FLAGS(NmApiMessageFlags)
+
     /*!
        Enum to describe message events.
      */
@@ -47,6 +80,33 @@
     {
         Inbox, Drafts, Outbox, Sent, Deleted, EOther
     };
+
+    /*!
+        Email list sorting options
+     */
+    enum NmApiMailSortField
+        {
+        MailDontCare,            // user accepts any sort order
+        MailSortByDate,          // sorting is done by date
+        MailSortBySender,        // sorting is done by sender
+        MailSortByRecipient,     // sorting is done by recipients
+        MailSortBySubject,       // sorting is done by subject
+        MailSortByPriority,      // sorting is done by priority
+        MailSortByFlagStatus,    // follow up and completed   
+        MailSortByUnread,        // sorting is based on unread
+        MailSortBySize,          // sorting is done by size
+        MailSortByAttachment     // sorting is based on if message has attachments
+        };
+
+    /*!
+        Email list sort order
+     */
+    enum NmApiMailSortOrder
+        {
+        MailDescending,
+        MailAscending    
+        };
+
     
     /*!
        Enum to describe error types
@@ -56,6 +116,37 @@
         GeneralError = -1, NotSupportedError
     };
     
+    /*!
+        Sort criteria definion Class for searching email messages
+     */
+    class NmApiMailSortCriteria 
+        {
+        public:
+            NmApiMailSortField iField;
+            NmApiMailSortOrder iOrder;
+        };
+    
+    /*!
+        NmApi error codes
+    */
+    const int NmApiNoError = 0;
+    const int NmApiNotFoundError = -1;
+    const int NmApiGeneralError = -2;
+    const int NmApiCancelError = -3;
+    
+    /*!
+        NmApi predefined constants for ContentTypes
+    */
+    const QString NmApiContentTypeMultipartMixed = "multipart/mixed";
+    const QString NmApiContentTypeMultipartAlternative = "multipart/alternative";
+    const QString NmApiContentTypeMultipartDigest = "multipart/digest";
+    const QString NmApiContentTypeMultipartParallel = "multipart/parallel";
+    const QString NmApiContentTypeMultipartRelated =  "multipart/related";
+    const QString NmApiContentTypeTextPlain = "text/plain";
+    const QString NmApiContentTypeTextHtml = "text/html";
+    const QString NmApiContentTypeTypeMessage = "message/rfc822";
+    const QString NmApiContentTypeParamName = " name=";
+    const QString NmApiContentTypeParamCharset = " charset=";
 }
 Q_DECLARE_METATYPE (EmailClientApi::NmApiMailboxEvent)
 Q_DECLARE_METATYPE(EmailClientApi::NmApiMessageEvent)