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#include "nsISupports.idl"
#include "nsISupportsArray.idl"

interface nsIMsgFolder;
interface nsIMsgDatabase;
interface nsIFileSpec;
interface nsIMsgWindow;

[scriptable, uuid(2af7d7a2-e5b6-11d4-a5b7-0060b0fc04b7)]

/*  Use this for any object that wants to handle compacting folders */

interface nsIMsgFolderCompactor :  nsISupports
{
  void Init(in nsIMsgFolder folder, in string baseMsgUri, in nsIMsgDatabase db,
                           in nsIFileSpec pathSpec, in nsIMsgWindow aMsgWindow);
  void startCompactingAll(in nsISupportsArray aArrayOfFoldersToCompact, in nsIMsgWindow aMsgWindow, in boolean compactOfflineAlso, in nsISupportsArray aOfflineFolderArray);
  // we probably want to add the ability to set an enumerator to determine which
  // messages to copy over in the compaction process.
  void StartCompacting();
  void FinishCompact();
};

.