1 files changed, 88 insertions, 0 deletions
diff --git a/comm/mailnews/base/src/nsMsgGroupThread.h b/comm/mailnews/base/src/nsMsgGroupThread.h
new file mode 100644
index 0000000000..735b9580e3
--- /dev/null
+++ b/comm/mailnews/base/src/nsMsgGroupThread.h
@@ -0,0 +1,88 @@
+/* -*- 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/. */
+
+#include "mozilla/Attributes.h"
+#include "msgCore.h"
+#include "nsCOMArray.h"
+#include "nsIMsgThread.h"
+#include "MailNewsTypes.h"
+#include "nsTArray.h"
+#include "nsIMsgDatabase.h"
+#include "nsIMsgHdr.h"
+#include "nsMsgDBView.h"
+
+class nsMsgGroupView;
+
+class nsMsgGroupThread : public nsIMsgThread {
+ public:
+  friend class nsMsgGroupView;
+
+  nsMsgGroupThread();
+  explicit nsMsgGroupThread(nsIMsgDatabase* db);
+
+  NS_DECL_NSIMSGTHREAD
+  NS_DECL_ISUPPORTS
+
+ protected:
+  virtual ~nsMsgGroupThread();
+
+  void Init();
+  nsMsgViewIndex AddChildFromGroupView(nsIMsgDBHdr* child, nsMsgDBView* view);
+  nsresult RemoveChild(nsMsgKey msgKey);
+  nsresult RerootThread(nsIMsgDBHdr* newParentOfOldRoot, nsIMsgDBHdr* oldRoot,
+                        nsIDBChangeAnnouncer* announcer);
+
+  virtual nsMsgViewIndex AddMsgHdrInDateOrder(nsIMsgDBHdr* child,
+                                              nsMsgDBView* view);
+  virtual nsMsgViewIndex GetInsertIndexFromView(
+      nsMsgDBView* view, nsIMsgDBHdr* child,
+      nsMsgViewSortOrderValue threadSortOrder);
+  nsresult ReparentNonReferenceChildrenOf(nsIMsgDBHdr* topLevelHdr,
+                                          nsMsgKey newParentKey,
+                                          nsIDBChangeAnnouncer* announcer);
+
+  nsresult ReparentChildrenOf(nsMsgKey oldParent, nsMsgKey newParent,
+                              nsIDBChangeAnnouncer* announcer);
+  nsresult ChangeUnreadChildCount(int32_t delta);
+  nsresult GetChildHdrForKey(nsMsgKey desiredKey, nsIMsgDBHdr** result,
+                             int32_t* resultIndex);
+  uint32_t NumRealChildren();
+  virtual void InsertMsgHdrAt(nsMsgViewIndex index, nsIMsgDBHdr* hdr);
+  virtual void SetMsgHdrAt(nsMsgViewIndex index, nsIMsgDBHdr* hdr);
+  virtual nsMsgViewIndex FindMsgHdr(nsIMsgDBHdr* hdr);
+
+  nsMsgKey m_threadKey;
+  uint32_t m_numUnreadChildren;
+  uint32_t m_flags;
+  nsMsgKey m_threadRootKey;
+  uint32_t m_newestMsgDate;
+  nsTArray<nsMsgKey> m_keys;
+  bool m_dummy;  // top level msg is a dummy, e.g., grouped by age.
+  nsCOMPtr<nsIMsgDatabase> m_db;  // should we make a weak ref or just a ptr?
+};
+
+class nsMsgXFGroupThread : public nsMsgGroupThread {
+ public:
+  nsMsgXFGroupThread();
+
+  NS_IMETHOD GetNumChildren(uint32_t* aNumChildren) override;
+  NS_IMETHOD GetChildKeyAt(uint32_t aIndex, nsMsgKey* aResult) override;
+  NS_IMETHOD GetChildHdrAt(uint32_t aIndex, nsIMsgDBHdr** aResult) override;
+  NS_IMETHOD RemoveChildAt(uint32_t aIndex) override;
+
+ protected:
+  virtual ~nsMsgXFGroupThread();
+
+  virtual void InsertMsgHdrAt(nsMsgViewIndex index, nsIMsgDBHdr* hdr) override;
+  virtual void SetMsgHdrAt(nsMsgViewIndex index, nsIMsgDBHdr* hdr) override;
+  virtual nsMsgViewIndex FindMsgHdr(nsIMsgDBHdr* hdr) override;
+  virtual nsMsgViewIndex AddMsgHdrInDateOrder(nsIMsgDBHdr* child,
+                                              nsMsgDBView* view) override;
+  virtual nsMsgViewIndex GetInsertIndexFromView(
+      nsMsgDBView* view, nsIMsgDBHdr* child,
+      nsMsgViewSortOrderValue threadSortOrder) override;
+
+  nsCOMArray<nsIMsgFolder> m_folders;
+};