1 files changed, 172 insertions, 0 deletions
diff --git a/mailnews/base/src/nsMsgFolderNotificationService.cpp b/mailnews/base/src/nsMsgFolderNotificationService.cpp
new file mode 100644
index 000000000..ebf88275a
--- /dev/null
+++ b/mailnews/base/src/nsMsgFolderNotificationService.cpp
@@ -0,0 +1,172 @@
+/* -*- 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/. */
+
+#include "msgCore.h"
+#include "nsMsgFolderNotificationService.h"
+#include "nsIArray.h"
+#include "nsArrayUtils.h"
+#include "nsIMsgHdr.h"
+#include "nsIMsgImapMailFolder.h"
+#include "nsIImapIncomingServer.h"
+
+//
+//  nsMsgFolderNotificationService
+//
+NS_IMPL_ISUPPORTS(nsMsgFolderNotificationService, nsIMsgFolderNotificationService)
+
+nsMsgFolderNotificationService::nsMsgFolderNotificationService()
+{
+}
+
+nsMsgFolderNotificationService::~nsMsgFolderNotificationService()
+{
+  /* destructor code */
+}
+
+NS_IMETHODIMP nsMsgFolderNotificationService::GetHasListeners(bool *aHasListeners)
+{
+  NS_ENSURE_ARG_POINTER(aHasListeners);
+  *aHasListeners = mListeners.Length() > 0;
+  return NS_OK;
+}
+
+
+/* void addListener (in nsIMsgFolderListener aListener, in msgFolderListenerFlag flags); */
+NS_IMETHODIMP nsMsgFolderNotificationService::AddListener(nsIMsgFolderListener *aListener,
+                                                          msgFolderListenerFlag aFlags)
+{
+  NS_ENSURE_ARG_POINTER(aListener);
+  MsgFolderListener listener(aListener, aFlags);
+  mListeners.AppendElementUnlessExists(listener);
+  return NS_OK;
+}
+
+/* void removeListener (in nsIMsgFolderListener aListener); */
+NS_IMETHODIMP nsMsgFolderNotificationService::RemoveListener(nsIMsgFolderListener *aListener)
+{
+  NS_ENSURE_ARG_POINTER(aListener);
+
+  mListeners.RemoveElement(aListener);
+  return NS_OK;
+}
+
+#define NOTIFY_MSGFOLDER_LISTENERS(propertyflag_, propertyfunc_, params_) \
+  PR_BEGIN_MACRO                                                          \
+  nsTObserverArray<MsgFolderListener>::ForwardIterator iter(mListeners);  \
+  while (iter.HasMore()) {                                                \
+    const MsgFolderListener &listener = iter.GetNext();                   \
+    if (listener.mFlags & propertyflag_)                                  \
+      listener.mListener->propertyfunc_ params_;                          \
+  }                                                                       \
+  PR_END_MACRO
+
+/* void notifyMsgAdded (in nsIMsgDBHdr aMsg); */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyMsgAdded(nsIMsgDBHdr *aMsg)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(msgAdded, MsgAdded, (aMsg));
+  return NS_OK;
+}
+
+/* void notifyMsgsClassified (in  */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyMsgsClassified(
+  nsIArray *aMsgs, bool aJunkProcessed, bool aTraitProcessed)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(msgsClassified, MsgsClassified,
+                             (aMsgs, aJunkProcessed, aTraitProcessed));
+  return NS_OK;
+}
+
+/* void notifyMsgsDeleted (in nsIArray aMsgs); */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyMsgsDeleted(nsIArray *aMsgs)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(msgsDeleted, MsgsDeleted, (aMsgs));
+  return NS_OK;
+}
+
+/* void notifyMsgsMoveCopyCompleted (in boolean aMove, in nsIArray aSrcMsgs,
+                                     in nsIMsgFolder aDestFolder); */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyMsgsMoveCopyCompleted(
+  bool aMove, nsIArray *aSrcMsgs, nsIMsgFolder *aDestFolder,
+  nsIArray *aDestMsgs)
+{
+  uint32_t count = mListeners.Length();
+  
+  // IMAP delete model means that a "move" isn't really a move, it is a copy,
+  // followed by storing the IMAP deleted flag on the message.
+  bool isReallyMove = aMove;
+  if (count > 0 && aMove)
+  {
+    nsresult rv;
+    // Assume that all the source messages are from the same server.
+    nsCOMPtr<nsIMsgDBHdr> message(do_QueryElementAt(aSrcMsgs, 0, &rv));
+    NS_ENSURE_SUCCESS(rv, rv);
+
+    nsCOMPtr<nsIMsgFolder> msgFolder;
+    rv = message->GetFolder(getter_AddRefs(msgFolder));
+    NS_ENSURE_SUCCESS(rv, rv);
+    
+    nsCOMPtr<nsIMsgImapMailFolder> imapFolder(do_QueryInterface(msgFolder));
+    if (imapFolder)
+    {
+      nsCOMPtr<nsIImapIncomingServer> imapServer;
+      imapFolder->GetImapIncomingServer(getter_AddRefs(imapServer));
+      if (imapServer)
+      {
+        nsMsgImapDeleteModel deleteModel;
+        imapServer->GetDeleteModel(&deleteModel);
+        if (deleteModel == nsMsgImapDeleteModels::IMAPDelete)
+          isReallyMove = false;
+      }
+    }
+  }
+
+  NOTIFY_MSGFOLDER_LISTENERS(msgsMoveCopyCompleted, MsgsMoveCopyCompleted,
+                             (isReallyMove, aSrcMsgs, aDestFolder, aDestMsgs));
+  return NS_OK;
+}
+
+NS_IMETHODIMP
+nsMsgFolderNotificationService::NotifyMsgKeyChanged(nsMsgKey aOldKey,
+                                                    nsIMsgDBHdr *aNewHdr)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(msgKeyChanged, MsgKeyChanged, (aOldKey, aNewHdr));
+  return NS_OK;
+}
+
+/* void notifyFolderAdded(in nsIMsgFolder aFolder); */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyFolderAdded(nsIMsgFolder *aFolder)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(folderAdded, FolderAdded, (aFolder));
+  return NS_OK;
+}
+
+/* void notifyFolderDeleted(in nsIMsgFolder aFolder); */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyFolderDeleted(nsIMsgFolder *aFolder)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(folderDeleted, FolderDeleted, (aFolder));
+  return NS_OK;
+}
+
+/* void notifyFolderMoveCopyCompleted(in boolean aMove, in nsIMsgFolder aSrcFolder, in nsIMsgFolder aDestFolder); */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyFolderMoveCopyCompleted(bool aMove, nsIMsgFolder *aSrcFolder, nsIMsgFolder *aDestFolder)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(folderMoveCopyCompleted, FolderMoveCopyCompleted,
+                             (aMove, aSrcFolder, aDestFolder));
+  return NS_OK;
+}
+
+/* void notifyFolderRenamed (in nsIMsgFolder aOrigFolder, in nsIMsgFolder aNewFolder); */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyFolderRenamed(nsIMsgFolder *aOrigFolder, nsIMsgFolder *aNewFolder)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(folderRenamed, FolderRenamed, (aOrigFolder, aNewFolder));
+  return NS_OK;
+}
+
+/* void notifyItemEvent (in nsISupports aItem, in string aEvent, in nsISupports aData); */
+NS_IMETHODIMP nsMsgFolderNotificationService::NotifyItemEvent(nsISupports *aItem, const nsACString &aEvent, nsISupports *aData)
+{
+  NOTIFY_MSGFOLDER_LISTENERS(itemEvent, ItemEvent, (aItem, aEvent, aData));
+  return NS_OK;
+}