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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef _nsImapMoveCoalescer_H
#define _nsImapMoveCoalescer_H
#include "msgCore.h"
#include "nsCOMArray.h"
#include "nsIMsgWindow.h"
#include "nsCOMPtr.h"
#include "MailNewsTypes.h"
#include "nsTArray.h"
#include "nsIUrlListener.h"
#include "nsIMsgCopyServiceListener.h"
// imap move coalescer class - in order to keep nsImapMailFolder from growing
// like Topsy Logically, we want to keep track of an nsTArray<nsMsgKey> per
// nsIMsgFolder, and then be able to retrieve them one by one and play back the
// moves. This utility class will be used by both the filter code and the
// offline playback code, to avoid multiple moves to the same folder.
class nsImapMoveCoalescer : public nsIUrlListener {
public:
friend class nsMoveCoalescerCopyListener;
NS_DECL_ISUPPORTS
NS_DECL_NSIURLLISTENER
nsImapMoveCoalescer(nsIMsgFolder* sourceFolder, nsIMsgWindow* msgWindow);
nsresult AddMove(nsIMsgFolder* folder, nsMsgKey key);
nsresult PlaybackMoves(bool doNewMailNotification = false);
// this lets the caller store keys in an arbitrary number of buckets. If the
// bucket for the passed in index doesn't exist, it will get created.
nsTArray<nsMsgKey>* GetKeyBucket(uint32_t keyArrayIndex);
nsIMsgWindow* GetMsgWindow() { return m_msgWindow; }
bool HasPendingMoves() { return m_hasPendingMoves; }
protected:
virtual ~nsImapMoveCoalescer();
// m_sourceKeyArrays and m_destFolders are parallel arrays.
nsTArray<nsTArray<nsMsgKey> > m_sourceKeyArrays;
nsCOMArray<nsIMsgFolder> m_destFolders;
nsCOMPtr<nsIMsgWindow> m_msgWindow;
nsCOMPtr<nsIMsgFolder> m_sourceFolder;
bool m_doNewMailNotification;
bool m_hasPendingMoves;
nsTArray<nsMsgKey> m_keyBuckets[2];
int32_t m_outstandingMoves;
};
class nsMoveCoalescerCopyListener final : public nsIMsgCopyServiceListener {
public:
nsMoveCoalescerCopyListener(nsImapMoveCoalescer* coalescer,
nsIMsgFolder* destFolder);
NS_DECL_ISUPPORTS
NS_DECL_NSIMSGCOPYSERVICELISTENER
nsCOMPtr<nsIMsgFolder> m_destFolder;
nsImapMoveCoalescer* m_coalescer;
// when we get OnStopCopy, update the folder. When we've finished all the
// copies, send the biff notification.
private:
~nsMoveCoalescerCopyListener();
};
#endif // _nsImapMoveCoalescer_H
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