nsMsgTxn.h - mozsearch

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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 nsMsgTxn_h__

#define nsMsgTxn_h__

#include "mozilla/Attributes.h"

#include "nsITransaction.h"

#include "msgCore.h"

#include "nsCOMPtr.h"

#include "nsIMsgWindow.h"

#include "nsInterfaceHashtable.h"

#include "MailNewsTypes2.h"

#include "nsIVariant.h"

#include "nsIWritablePropertyBag.h"

#include "nsIWritablePropertyBag2.h"

#include "mozilla/EditTransactionBase.h"

using mozilla::EditTransactionBase;

#define NS_MESSAGETRANSACTION_IID                    \

  { /* da621b30-1efc-11d3-abe4-00805f8ac968 */       \

    0xda621b30, 0x1efc, 0x11d3, {                    \

      0xab, 0xe4, 0x00, 0x80, 0x5f, 0x8a, 0xc9, 0x68 \

    }                                                \

/**

 * base class for all message undo/redo transactions.

*/

class nsMsgTxn : public nsITransaction,

                 public nsIWritablePropertyBag,

                 public nsIWritablePropertyBag2 {

 public:

  nsMsgTxn();

  nsresult Init();

  NS_IMETHOD DoTransaction(void) override;

  NS_IMETHOD UndoTransaction(void) override = 0;

  NS_IMETHOD RedoTransaction(void) override = 0;

  NS_IMETHOD GetIsTransient(bool* aIsTransient) override;

  NS_IMETHOD Merge(nsITransaction* aTransaction, bool* aDidMerge) override;

  nsresult GetMsgWindow(nsIMsgWindow** msgWindow);

  nsresult SetMsgWindow(nsIMsgWindow* msgWindow);

  nsresult SetTransactionType(uint32_t txnType);

  NS_DECL_THREADSAFE_ISUPPORTS

  NS_DECL_NSIPROPERTYBAG

  NS_DECL_NSIPROPERTYBAG2

  NS_DECL_NSIWRITABLEPROPERTYBAG

  NS_DECL_NSIWRITABLEPROPERTYBAG2

  NS_IMETHOD GetAsEditTransactionBase(EditTransactionBase**) final {

    return NS_ERROR_NOT_IMPLEMENTED;

 protected:

  virtual ~nsMsgTxn();

  // a hash table of string -> nsIVariant

  nsInterfaceHashtable<nsStringHashKey, nsIVariant> mPropertyHash;

  nsCOMPtr<nsIMsgWindow> m_msgWindow;

  uint32_t m_txnType;

  nsresult CheckForToggleDelete(nsIMsgFolder* aFolder, const nsMsgKey& aMsgKey,

                                bool* aResult);

};

#endif