1 files changed, 62 insertions, 0 deletions
diff --git a/comm/mailnews/base/src/nsMsgThreadedDBView.h b/comm/mailnews/base/src/nsMsgThreadedDBView.h
new file mode 100644
index 0000000000..a33c98a3bf
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+++ b/comm/mailnews/base/src/nsMsgThreadedDBView.h
@@ -0,0 +1,62 @@
+/* -*- 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 _nsMsgThreadedDBView_H_
+#define _nsMsgThreadedDBView_H_
+
+#include "mozilla/Attributes.h"
+#include "nsMsgGroupView.h"
+
+class nsMsgThreadedDBView : public nsMsgGroupView {
+ public:
+  nsMsgThreadedDBView();
+  virtual ~nsMsgThreadedDBView();
+
+  NS_IMETHOD Open(nsIMsgFolder* folder, nsMsgViewSortTypeValue sortType,
+                  nsMsgViewSortOrderValue sortOrder,
+                  nsMsgViewFlagsTypeValue viewFlags, int32_t* pCount) override;
+  NS_IMETHOD CloneDBView(nsIMessenger* aMessengerInstance,
+                         nsIMsgWindow* aMsgWindow,
+                         nsIMsgDBViewCommandUpdater* aCommandUpdater,
+                         nsIMsgDBView** _retval) override;
+  NS_IMETHOD Close() override;
+  NS_IMETHOD Sort(nsMsgViewSortTypeValue sortType,
+                  nsMsgViewSortOrderValue sortOrder) override;
+  NS_IMETHOD GetViewType(nsMsgViewTypeValue* aViewType) override;
+  NS_IMETHOD OnParentChanged(nsMsgKey aKeyChanged, nsMsgKey oldParent,
+                             nsMsgKey newParent,
+                             nsIDBChangeListener* aInstigator) override;
+
+ protected:
+  virtual const char* GetViewName(void) override { return "ThreadedDBView"; }
+  nsresult InitThreadedView(int32_t& count);
+  virtual nsresult OnNewHeader(nsIMsgDBHdr* newHdr, nsMsgKey aParentKey,
+                               bool ensureListed) override;
+  virtual nsresult AddMsgToThreadNotInView(nsIMsgThread* threadHdr,
+                                           nsIMsgDBHdr* msgHdr,
+                                           bool ensureListed);
+  nsresult InitSort(nsMsgViewSortTypeValue sortType,
+                    nsMsgViewSortOrderValue sortOrder);
+  virtual nsresult SortThreads(nsMsgViewSortTypeValue sortType,
+                               nsMsgViewSortOrderValue sortOrder);
+  virtual void OnExtraFlagChanged(nsMsgViewIndex index,
+                                  uint32_t extraFlag) override;
+  virtual void OnHeaderAddedOrDeleted() override;
+  void ClearPrevIdArray();
+  virtual nsresult RemoveByIndex(nsMsgViewIndex index) override;
+  nsMsgViewIndex GetInsertInfoForNewHdr(nsIMsgDBHdr* newHdr,
+                                        nsMsgViewIndex threadIndex,
+                                        int32_t targetLevel);
+  void MoveThreadAt(nsMsgViewIndex threadIndex);
+
+  // these are used to save off the previous view so that bopping back and forth
+  // between two views is quick (e.g., threaded and flat sorted by date).
+  bool m_havePrevView;
+  nsTArray<nsMsgKey> m_prevKeys;  // this is used for caching non-threaded view.
+  nsTArray<uint32_t> m_prevFlags;
+  nsTArray<uint8_t> m_prevLevels;
+};
+
+#endif