зеркало из https://github.com/mozilla/pjs.git
156 строки
6.2 KiB
C++
156 строки
6.2 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/* ***** BEGIN LICENSE BLOCK *****
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* Version: NPL 1.1/GPL 2.0/LGPL 2.1
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*
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* The contents of this file are subject to the Netscape Public License
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* Version 1.1 (the "License"); you may not use this file except in
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* compliance with the License. You may obtain a copy of the License at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the License is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
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* for the specific language governing rights and limitations under the
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* License.
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*
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is
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* Netscape Communications Corporation.
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* Portions created by the Initial Developer are Copyright (C) 1999
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* the Initial Developer. All Rights Reserved.
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*
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* Contributor(s):
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*
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* Alternatively, the contents of this file may be used under the terms of
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* either the GNU General Public License Version 2 or later (the "GPL"), or
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* the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
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* in which case the provisions of the GPL or the LGPL are applicable instead
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* of those above. If you wish to allow use of your version of this file only
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* under the terms of either the GPL or the LGPL, and not to allow others to
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* use your version of this file under the terms of the NPL, indicate your
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* decision by deleting the provisions above and replace them with the notice
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* and other provisions required by the GPL or the LGPL. If you do not delete
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* the provisions above, a recipient may use your version of this file under
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* the terms of any one of the NPL, the GPL or the LGPL.
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*
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* ***** END LICENSE BLOCK ***** */
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/* This class encapsulates the global information about a folder stored in the
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summary file.
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*/
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#ifndef _nsDBFolderInfo_H
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#define _nsDBFolderInfo_H
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#include "nsString.h"
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#include "MailNewsTypes.h"
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#include "mdb.h"
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#include "nsMsgKeyArray.h"
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#include "nsIDBFolderInfo.h"
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#include <time.h>
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class nsMsgDatabase;
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// again, this could inherit from nsISupports, but I don't see the need as of yet.
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// I'm not sure it needs to be ref-counted (but I think it does).
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// I think these getters and setters really need to go through mdb and not rely on the object
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// caching the values. If this somehow turns out to be prohibitively expensive, we can invent
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// some sort of dirty mechanism, but I think it turns out that these values will be cached by
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// the MSG_FolderInfo's anyway.
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class nsDBFolderInfo : public nsIDBFolderInfo
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{
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public:
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friend class nsMsgDatabase;
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nsDBFolderInfo(nsMsgDatabase *mdb);
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virtual ~nsDBFolderInfo();
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NS_DECL_ISUPPORTS
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// interface methods.
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NS_DECL_NSIDBFOLDERINFO
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// create the appropriate table and row in a new db.
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nsresult AddToNewMDB();
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// accessor methods.
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PRBool TestFlag(PRInt32 flags);
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PRInt16 GetIMAPHierarchySeparator() ;
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void SetIMAPHierarchySeparator(PRInt16 hierarchySeparator) ;
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void ChangeImapTotalPendingMessages(PRInt32 delta);
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void ChangeImapUnreadPendingMessages(PRInt32 delta) ;
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nsresult InitFromExistingDB();
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// get and set arbitrary property, aka row cell value.
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nsresult SetPropertyWithToken(mdb_token aProperty, nsString *propertyStr);
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nsresult SetUint32PropertyWithToken(mdb_token aProperty, PRUint32 propertyValue);
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nsresult SetInt32PropertyWithToken(mdb_token aProperty, PRInt32 propertyValue);
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nsresult GetPropertyWithToken(mdb_token aProperty, nsString *resultProperty);
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nsresult GetUint32PropertyWithToken(mdb_token aProperty, PRUint32 &propertyValue, PRUint32 defaultValue = 0);
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nsresult GetInt32PropertyWithToken(mdb_token aProperty, PRInt32 &propertyValue, PRInt32 defaultValue = 0);
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nsresult GetConstCharPtrCharacterSet(const char**result);
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nsMsgKeyArray m_lateredKeys; // list of latered messages
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protected:
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// initialize from appropriate table and row in existing db.
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nsresult InitMDBInfo();
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nsresult LoadMemberVariables();
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void ReleaseExternalReferences(); // let go of any references to other objects.
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PRInt32 m_folderSize;
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PRInt32 m_expungedBytes; // sum of size of deleted messages in folder
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PRUint32 m_folderDate;
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nsMsgKey m_highWaterMessageKey; // largest news article number or imap uid whose header we've seen
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// m_numNewMessages and m_numMessages can never be negative. 0 means 'no msgs'.
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PRInt32 m_numNewMessages;
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PRInt32 m_numMessages; // includes expunged and ignored messages
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PRInt32 m_flags; // folder specific flags. This holds things like re-use thread pane,
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// configured for off-line use, use default retrieval, purge article/header options
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PRUint16 m_version; // for upgrading...
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PRInt16 m_IMAPHierarchySeparator; // imap path separator
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// mail only (for now)
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// IMAP only
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PRInt32 m_ImapUidValidity;
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PRInt32 m_totalPendingMessages;
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PRInt32 m_unreadPendingMessages;
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// news only (for now)
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nsMsgKey m_expiredMark; // Highest invalid article number in group - for expiring
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// the db folder info will have to know what db and row it belongs to, since it is really
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// just a wrapper around the singleton folder info row in the mdb.
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nsMsgDatabase *m_mdb;
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nsIMdbTable *m_mdbTable; // singleton table in db
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nsIMdbRow *m_mdbRow; // singleton row in table;
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nsCString m_charSet;
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PRBool m_charSetOverride;
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PRBool m_mdbTokensInitialized;
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mdb_token m_rowScopeToken;
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mdb_token m_tableKindToken;
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// tokens for the pre-set columns - we cache these for speed, which may be silly
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mdb_token m_mailboxNameColumnToken;
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mdb_token m_numMessagesColumnToken;
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mdb_token m_numNewMessagesColumnToken;
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mdb_token m_flagsColumnToken;
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mdb_token m_folderSizeColumnToken;
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mdb_token m_expungedBytesColumnToken;
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mdb_token m_folderDateColumnToken;
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mdb_token m_highWaterMessageKeyColumnToken;
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mdb_token m_imapUidValidityColumnToken;
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mdb_token m_totalPendingMessagesColumnToken;
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mdb_token m_unreadPendingMessagesColumnToken;
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mdb_token m_expiredMarkColumnToken;
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mdb_token m_versionColumnToken;
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};
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#endif
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