зеркало из https://github.com/mozilla/pjs.git
156 строки
4.4 KiB
C++
156 строки
4.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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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 1.0 (the "NPL"); you may not use this file except in
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* compliance with the NPL. You may obtain a copy of the NPL at
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* http://www.mozilla.org/NPL/
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*
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* Software distributed under the NPL is distributed on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
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* for the specific language governing rights and limitations under the
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* NPL.
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*
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* The Initial Developer of this code under the NPL is Netscape
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* Communications Corporation. Portions created by Netscape are
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* Copyright (C) 1998 Netscape Communications Corporation. All Rights
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* Reserved.
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*/
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#ifndef MSG_COMPRESS_FOLDER_H
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#define MSG_COMPRESS_FOLDER_H
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#include "prsembst.h"
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class MSG_FolderInfoMail;
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class DBFolderInfo;
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struct ListContext;
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class MSG_FolderIterator;
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enum CompressFolderState
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{
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CFStart,
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CFParsingSource,
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CFDBOpened,
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CFCopyingMsgToTemp,
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CFGetNextMessage,
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CFAbortCompress,
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CFFinishedCopyingToTemp,
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CFCreateEmptyFolder
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};
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/*
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MSG_CompressState: An abstract class for objects which compress one or more
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mailbox files.
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*/
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class MSG_CompressState
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{
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public:
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static MSG_CompressState *
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Create(MSG_Master *master,
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MWContext *context,
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URL_Struct *url,
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const char *mailboxName);
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MSG_CompressState(MSG_Master *master,
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MWContext *context,
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URL_Struct *url);
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/*
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The message pane calls these three methods in order to achieve
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compression.
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*/
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virtual int BeginCompression(void) = 0;
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virtual int CompressSomeMore(void) = 0;
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virtual int FinishCompression(void) = 0;
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MSG_Master *m_master;
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MWContext *m_compressContext;
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URL_Struct *m_url;
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};
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/*
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MSG_CompressFolderState: A class which compresses one mailbox file.
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*/
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class MSG_CompressFolderState : public MSG_CompressState,
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public ParseMailboxState
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{
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public:
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MSG_CompressFolderState(MSG_Master *master,
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MWContext *context,
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URL_Struct *url,
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MSG_FolderInfoMail *mailFolderInfo,
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int32 progressBytesDoneOffset,
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int32 progressBytesTotal);
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virtual ~MSG_CompressFolderState();
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virtual int BeginCompression(void);
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virtual int CompressSomeMore(void);
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virtual int FinishCompression(void);
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protected:
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int OpenFolderAndDB();
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int OpenFolder();
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int StartFirstMessage();
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int CopyNextBlock();
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int StartOutput();
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int AdvanceToNextNonExpungedMessage();
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int CloseAndRenameFiles();
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int CloseFiles(XP_Bool success);
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int RenameFiles();
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//virtual void UpdateProgressPercent();
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CompressFolderState m_compressState;
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MSG_FolderInfoMail *m_folder; /* Folder being compressed. */
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DBFolderInfo *m_folderInfo;
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ListContext *m_listContext;
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MailMessageHdr *m_pHeader;
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MailMessageHdr *m_newMailHdr;
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int32 m_progressBytesDoneOffset;
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int32 m_progressBytesTotalOffset;
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const char * m_folderName;
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XP_File m_infile; /* The original folder we're parsing. */
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XP_File m_outfile; /* The new compressed folder. */
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MailDB *m_newMailDB; // where the new headers are going
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MailDB *m_srcMailDB; // where the headers are coming from
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int32 m_bytesLeftInMessage;
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int32 m_bytesInMessage; // total bytes in message.
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XP_FileType tmptype;
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char *m_tmpName; // Temporary filename of new folder.
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char *m_tmpdbName; // Temporary filename of new database
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XP_StatStruct m_folderst;
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int32 m_outPosition;
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const char * m_mailboxName; // Name of folder we're compressing
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};
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/*
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MSG_CompressAllFoldersState: A class which compresses all known mailbox
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files.
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*/
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class MSG_CompressAllFoldersState : public MSG_CompressState
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{
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public:
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MSG_CompressAllFoldersState(MSG_Master *master,
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MWContext *context,
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URL_Struct *url);
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/*
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The message pane calls these three methods in order to achieve
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compression.
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*/
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virtual int BeginCompression(void);
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virtual int CompressSomeMore(void);
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virtual int FinishCompression(void);
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void NextMailFolder(void);
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MSG_FolderInfo *m_currentFolder;
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MSG_CompressFolderState *m_currentFolderCompressor;
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MSG_FolderInfo *m_folders;
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MSG_FolderIterator *m_iter;
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int32 m_bytesCompressed;
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int32 m_bytesTotal;
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};
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#endif
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