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 * The Original Code is mozilla.org code.
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#ifndef nsMsgSearchSession_h___
#define nsMsgSearchSession_h___

#include "nscore.h"
#include "nsMsgSearchCore.h"
#include "nsIMsgSearchSession.h"
#include "nsIUrlListener.h"
#include "nsIFolderListener.h"
#include "nsIMsgWindow.h"
#include "nsITimer.h"
#include "nsMsgSearchArray.h"
#include "nsISupportsArray.h"
#include "nsWeakReference.h"

class nsMsgSearchAdapter;

class nsMsgSearchSession : public nsIMsgSearchSession, public nsIUrlListener, public nsIFolderListener, public nsSupportsWeakReference
{
public:
  NS_DECL_ISUPPORTS
  NS_DECL_NSIMSGSEARCHSESSION
  NS_DECL_NSIURLLISTENER
  NS_DECL_NSIFOLDERLISTENER

  nsMsgSearchSession();
  virtual ~nsMsgSearchSession();

protected:

  nsCOMPtr <nsIMsgWindow> m_window;

	nsresult Initialize();
  nsresult StartTimer();
	nsresult TimeSlice (PRBool *aDone);
	nsMsgSearchScopeTerm *GetRunningScope();
	void			StopRunning();
	nsresult BeginSearching();
	nsresult BuildUrlQueue ();
	nsresult AddUrl(const char *url);
	nsresult SearchWOUrls ();
	nsresult GetNextUrl();
  nsresult NotifyListenersDone(nsresult status);
  void ReleaseFolderDBRef();

	nsMsgSearchScopeTermArray m_scopeList;
	nsCOMPtr <nsISupportsArray> m_termList;
    nsCOMPtr <nsISupportsArray> m_listenerList;
    nsCOMPtr <nsISupportsArray> m_folderListenerList;

	nsMsgResultArray m_resultList;

	void DestroyTermList ();
	void DestroyScopeList ();
	void DestroyResultList ();


  static void TimerCallback(nsITimer *aTimer, void *aClosure);
	// support for searching multiple scopes in serial
	nsresult TimeSliceSerial (PRBool *aDone);
	nsresult TimeSliceParallel ();

	nsMsgSearchAttribValue m_sortAttribute;
	PRBool m_descending;
	// support for searching multiple scopes in parallel
	PRBool m_parallel;
	PRInt32 m_idxRunningScope;
	nsMsgSearchScopeTermArray m_parallelScopes;
	nsMsgSearchType m_searchType;
	void *m_pSearchParam;
	PRBool m_handlingError;
  nsCStringArray m_urlQueue;
  nsCOMPtr <nsITimer> m_backgroundTimer;
  PRBool m_searchPaused;


};

#endif