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-rw-r--r--mailnews/base/util/nsMsgReadStateTxn.h48
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diff --git a/mailnews/base/util/nsMsgReadStateTxn.h b/mailnews/base/util/nsMsgReadStateTxn.h
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+++ b/mailnews/base/util/nsMsgReadStateTxn.h
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+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* 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 nsMsgBaseUndoTxn_h_
+#define nsMsgBaseUndoTxn_h_
+
+#include "mozilla/Attributes.h"
+#include "nsMsgTxn.h"
+#include "nsTArray.h"
+#include "nsCOMPtr.h"
+#include "MailNewsTypes.h"
+#include "nsIMsgFolder.h"
+
+
+#define NS_MSGREADSTATETXN_IID \
+{ /* 121FCE4A-3EA1-455C-8161-839E1557D0CF */ \
+ 0x121FCE4A, 0x3EA1, 0x455C, \
+ { 0x81, 0x61, 0x83, 0x9E, 0x15, 0x57, 0xD0, 0xCF } \
+}
+
+
+//------------------------------------------------------------------------------
+// A mark-all transaction handler. Helper for redo/undo of message read states.
+//------------------------------------------------------------------------------
+class NS_MSG_BASE nsMsgReadStateTxn : public nsMsgTxn
+{
+public:
+ nsMsgReadStateTxn();
+ virtual ~nsMsgReadStateTxn();
+
+ nsresult Init(nsIMsgFolder *aParentFolder,
+ uint32_t aNumKeys,
+ nsMsgKey *aMsgKeyArray);
+ NS_IMETHOD UndoTransaction() override;
+ NS_IMETHOD RedoTransaction() override;
+
+protected:
+ NS_IMETHOD MarkMessages(bool aAsRead);
+
+private:
+ nsCOMPtr<nsIMsgFolder> mParentFolder;
+ nsTArray<nsMsgKey> mMarkedMessages;
+};
+
+#endif // nsMsgBaseUndoTxn_h_
+