зеркало из https://github.com/mozilla/gecko-dev.git
169 строки
7.3 KiB
C++
169 строки
7.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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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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#ifndef nsMsgDBFolder_h__
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#define nsMsgDBFolder_h__
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#include "msgCore.h"
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#include "nsMsgFolder.h"
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#include "nsIDBFolderInfo.h"
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#include "nsIMsgDatabase.h"
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#include "nsCOMPtr.h"
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#include "nsIDBChangeListener.h"
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#include "nsIUrlListener.h"
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#include "nsIMsgHdr.h"
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#include "nsIOutputStream.h"
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#include "nsITransport.h"
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#include "nsIMsgStringService.h"
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class nsIMsgFolderCacheElement;
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/*
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* nsMsgDBFolder
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* class derived from nsMsgFolder for those folders that use an nsIMsgDatabase
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*/
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class NS_MSG_BASE nsMsgDBFolder: public nsMsgFolder,
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public nsIDBChangeListener,
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public nsIUrlListener
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{
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public:
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nsMsgDBFolder(void);
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virtual ~nsMsgDBFolder(void);
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NS_DECL_NSIDBCHANGELISTENER
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NS_IMETHOD StartFolderLoading(void);
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NS_IMETHOD EndFolderLoading(void);
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NS_IMETHOD GetCharset(PRUnichar * *aCharset);
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NS_IMETHOD SetCharset(const PRUnichar * aCharset);
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NS_IMETHOD GetCharsetOverride(PRBool *aCharsetOverride);
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NS_IMETHOD SetCharsetOverride(PRBool aCharsetOverride);
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NS_IMETHOD GetFirstNewMessage(nsIMsgDBHdr **firstNewMessage);
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NS_IMETHOD ClearNewMessages();
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NS_IMETHOD GetFlags(PRUint32 *aFlags);
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NS_IMETHOD GetExpungedBytes(PRUint32 *count);
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NS_IMETHOD GetMsgDatabase(nsIMsgWindow *aMsgWindow,
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nsIMsgDatabase** aMsgDatabase);
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NS_IMETHOD SetMsgDatabase(nsIMsgDatabase *msgDatabase);
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_NSIURLLISTENER
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NS_IMETHOD WriteToFolderCache(nsIMsgFolderCache *folderCache, PRBool deep);
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NS_IMETHOD WriteToFolderCacheElem(nsIMsgFolderCacheElement *element);
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NS_IMETHOD ReadFromFolderCacheElem(nsIMsgFolderCacheElement *element);
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NS_IMETHOD GetManyHeadersToDownload(PRBool *_retval);
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NS_IMETHOD AddMessageDispositionState(nsIMsgDBHdr *aMessage, nsMsgDispositionState aDispositionFlag);
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NS_IMETHOD MarkAllMessagesRead(void);
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NS_IMETHOD MarkThreadRead(nsIMsgThread *thread);
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NS_IMETHOD SetFlag(PRUint32 flag);
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NS_IMETHOD Shutdown(PRBool shutdownChildren);
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NS_IMETHOD ForceDBClosed();
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NS_IMETHOD GetHasNewMessages(PRBool *hasNewMessages);
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NS_IMETHOD SetHasNewMessages(PRBool hasNewMessages);
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NS_IMETHOD GetGettingNewMessages(PRBool *gettingNewMessages);
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NS_IMETHOD SetGettingNewMessages(PRBool gettingNewMessages);
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NS_IMETHOD GetSupportsOffline(PRBool *aSupportsOffline);
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NS_IMETHOD ShouldStoreMsgOffline(nsMsgKey msgKey, PRBool *result);
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NS_IMETHOD GetOfflineFileTransport(nsMsgKey msgKey, PRUint32 *offset, PRUint32 *size, nsITransport **_retval);
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NS_IMETHOD HasMsgOffline(nsMsgKey msgKey, PRBool *result);
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NS_IMETHOD DownloadMessagesForOffline(nsISupportsArray *messages, nsIMsgWindow *msgWindow);
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NS_IMETHOD DownloadAllForOffline(nsIUrlListener *listener, nsIMsgWindow *msgWindow);
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NS_IMETHOD GetRetentionSettings(nsIMsgRetentionSettings **settings);
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NS_IMETHOD SetRetentionSettings(nsIMsgRetentionSettings *settings);
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NS_IMETHOD GetDownloadSettings(nsIMsgDownloadSettings **settings);
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NS_IMETHOD SetDownloadSettings(nsIMsgDownloadSettings *settings);
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NS_IMETHOD CompactAllOfflineStores(nsIMsgWindow *msgWindow, nsISupportsArray *aOfflineFolderArray);
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NS_IMETHOD GetOfflineStoreOutputStream(nsIOutputStream **outputStream);
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NS_IMETHOD GetOfflineStoreInputStream(nsIInputStream **outputStream);
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NS_IMETHOD IsCommandEnabled(const char *command, PRBool *result);
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NS_IMETHOD MatchOrChangeFilterDestination(nsIMsgFolder *oldFolder, PRBool caseInsensitive, PRBool *changed);
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NS_IMETHOD GetDBTransferInfo(nsIDBFolderInfo **aTransferInfo);
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NS_IMETHOD SetDBTransferInfo(nsIDBFolderInfo *aTransferInfo);
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protected:
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virtual nsresult ReadDBFolderInfo(PRBool force);
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virtual nsresult FlushToFolderCache();
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virtual nsresult GetDatabase(nsIMsgWindow *aMsgWindow) = 0;
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virtual nsresult SendFlagNotifications(nsISupports *item, PRUint32 oldFlags, PRUint32 newFlags);
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nsresult CheckWithNewMessagesStatus(PRBool messageAdded);
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nsresult OnKeyAddedOrDeleted(nsMsgKey aKeyChanged, nsMsgKey aParentKey , PRInt32 aFlags,
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nsIDBChangeListener * aInstigator, PRBool added, PRBool doFlat, PRBool doThread);
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nsresult CreateFileSpecForDB(const char *userLeafName, nsFileSpec &baseDir, nsIFileSpec **dbFileSpec);
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nsresult GetFolderCacheKey(nsIFileSpec **aFileSpec);
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nsresult GetFolderCacheElemFromFileSpec(nsIFileSpec *fileSpec, nsIMsgFolderCacheElement **cacheElement);
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nsresult NotifyStoreClosedAllHeaders();
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// offline support methods.
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nsresult StartNewOfflineMessage();
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nsresult WriteStartOfNewLocalMessage();
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nsresult EndNewOfflineMessage();
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nsresult CompactOfflineStore(nsIMsgWindow *inWindow);
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nsresult AutoCompact(nsIMsgWindow *aWindow);
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// this is a helper routine that ignores whether MSG_FLAG_OFFLINE is set for the folder
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nsresult MsgFitsDownloadCriteria(nsMsgKey msgKey, PRBool *result);
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nsresult GetPromptPurgeThreshold(PRBool *aPrompt);
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nsresult GetPurgeThreshold(PRInt32 *aThreshold);
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protected:
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nsCOMPtr<nsIMsgDatabase> mDatabase;
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nsString mCharset;
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PRBool mCharsetOverride;
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PRBool mAddListener;
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PRBool mNewMessages;
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PRBool mGettingNewMessages;
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nsCOMPtr <nsIMsgDBHdr> m_offlineHeader;
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PRInt32 m_numOfflineMsgLines;
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// this is currently used when we do a save as of an imap or news message..
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nsCOMPtr<nsIOutputStream> m_tempMessageStream;
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nsCOMPtr <nsIMsgRetentionSettings> m_retentionSettings;
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nsCOMPtr <nsIMsgDownloadSettings> m_downloadSettings;
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static nsIAtom* mFolderLoadedAtom;
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static nsIAtom* mDeleteOrMoveMsgCompletedAtom;
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static nsIAtom* mDeleteOrMoveMsgFailedAtom;
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static nsrefcnt mInstanceCount;
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};
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#endif
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