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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 _nsMsgSpecialViews_H_
#define _nsMsgSpecialViews_H_

#include "mozilla/Attributes.h"
#include "nsMsgThreadedDBView.h"

class nsMsgThreadsWithUnreadDBView : public nsMsgThreadedDBView {
 public:
  nsMsgThreadsWithUnreadDBView();
  virtual ~nsMsgThreadsWithUnreadDBView();
  virtual const char* GetViewName(void) override {
    return "ThreadsWithUnreadView";
  }
  NS_IMETHOD CloneDBView(nsIMessenger* aMessengerInstance,
                         nsIMsgWindow* aMsgWindow,
                         nsIMsgDBViewCommandUpdater* aCommandUpdater,
                         nsIMsgDBView** _retval) override;
  NS_IMETHOD GetViewType(nsMsgViewTypeValue* aViewType) override;
  NS_IMETHOD GetNumMsgsInView(int32_t* aNumMsgs) override;
  virtual bool WantsThisThread(nsIMsgThread* threadHdr) override;

 protected:
  virtual nsresult AddMsgToThreadNotInView(nsIMsgThread* threadHdr,
                                           nsIMsgDBHdr* msgHdr,
                                           bool ensureListed) override;
  uint32_t m_totalUnwantedMessagesInView;
};

class nsMsgWatchedThreadsWithUnreadDBView : public nsMsgThreadedDBView {
 public:
  nsMsgWatchedThreadsWithUnreadDBView();
  NS_IMETHOD GetViewType(nsMsgViewTypeValue* aViewType) override;
  NS_IMETHOD CloneDBView(nsIMessenger* aMessengerInstance,
                         nsIMsgWindow* aMsgWindow,
                         nsIMsgDBViewCommandUpdater* aCommandUpdater,
                         nsIMsgDBView** _retval) override;
  NS_IMETHOD GetNumMsgsInView(int32_t* aNumMsgs) override;
  virtual const char* GetViewName(void) override {
    return "WatchedThreadsWithUnreadView";
  }
  virtual bool WantsThisThread(nsIMsgThread* threadHdr) override;

 protected:
  virtual nsresult AddMsgToThreadNotInView(nsIMsgThread* threadHdr,
                                           nsIMsgDBHdr* msgHdr,
                                           bool ensureListed) override;
  uint32_t m_totalUnwantedMessagesInView;
};
#ifdef DOING_CACHELESS_VIEW
// This view will initially be used for cacheless IMAP.
class nsMsgCachelessView : public nsMsgDBView {
 public:
  nsMsgCachelessView();
  NS_IMETHOD GetViewType(nsMsgViewTypeValue* aViewType);
  virtual ~nsMsgCachelessView();
  virtual const char* GetViewName(void) { return "nsMsgCachelessView"; }
  NS_IMETHOD Open(nsIMsgFolder* folder, nsMsgViewSortTypeValue viewType,
                  int32_t* count);
  nsresult SetViewSize(int32_t setSize);  // Override
  virtual nsresult AddNewMessages();
  virtual nsresult AddHdr(nsIMsgDBHdr* msgHdr);
  // for news, xover line, potentially, for IMAP, imap line...
  virtual nsresult AddHdrFromServerLine(char* line, nsMsgKey* msgId);
  virtual void SetInitialSortState(void);
  virtual nsresult Init(uint32_t* pCount);

 protected:
  void ClearPendingIds();

  nsIMsgFolder* m_folder;
  nsMsgViewIndex m_curStartSeq;
  nsMsgViewIndex m_curEndSeq;
  bool m_sizeInitialized;
};

#endif /* DOING_CACHELESS_VIEW */
#endif