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 * The contents of this file are subject to the Netscape Public License
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 * for the specific language governing rights and limitations under the
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 * The Original Code is mozilla.org code.
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 * The Initial Developer of the Original Code is 
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 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
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 * Contributor(s):
 *   Scott MacGregor <mscott@netscape.com>
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#ifndef nsMsgMailNewsUrl_h___
#define nsMsgMailNewsUrl_h___

#include "nscore.h"
#include "nsISupports.h"
#include "nsIUrlListener.h"
#include "nsIUrlListenerManager.h"
#include "nsIMsgWindow.h"
#include "nsIMsgStatusFeedback.h"
#include "nsCOMPtr.h"
#include "nsIMimeHeaders.h"
#include "nsIMsgMailNewsUrl.h"
#include "nsIURL.h"
#include "nsILoadGroup.h"
#include "nsIMsgSearchSession.h"
#include "nsICacheEntryDescriptor.h"
#include "nsICacheSession.h"
#include "nsISupportsArray.h"
///////////////////////////////////////////////////////////////////////////////////
// Okay, I found that all of the mail and news url interfaces needed to support
// several common interfaces (in addition to those provided through nsIURI). 
// So I decided to group them all in this implementation so we don't have to
// duplicate the code.
//
//////////////////////////////////////////////////////////////////////////////////

class NS_MSG_BASE nsMsgMailNewsUrl : public nsIMsgMailNewsUrl
{
public:
	nsMsgMailNewsUrl();

	NS_DECL_ISUPPORTS
    NS_DECL_NSIMSGMAILNEWSURL
    NS_DECL_NSIURI
    NS_DECL_NSIURL

protected:
	virtual ~nsMsgMailNewsUrl();

	// a helper function I needed from derived urls...
	virtual const char * GetUserName() = 0;

	nsCOMPtr<nsIURL> m_baseURL;
	nsCOMPtr<nsIMsgStatusFeedback> m_statusFeedback;
	nsCOMPtr<nsIMsgWindow> m_msgWindow;
	nsCOMPtr<nsILoadGroup> m_loadGroup;
  nsCOMPtr<nsIMimeHeaders> mMimeHeaders;
  nsCOMPtr<nsIMsgSearchSession> m_searchSession;
  nsCOMPtr<nsICacheEntryDescriptor> m_memCacheEntry;
  nsCOMPtr<nsICacheSession> m_imageCacheSession;
  nsCOMPtr<nsISupportsArray> m_cachedMemCacheEntries;
	char		*m_errorMessage;
	PRBool	m_runningUrl;
	PRBool	m_updatingFolder;
  PRBool  m_addContentToCache;
  PRBool  m_msgIsInLocalCache;
  PRBool  m_suppressErrorMsgs;

  // the following field is really a bit of a hack to make 
  // open attachments work. The external applications code sometimes trys to figure out the right
  // handler to use by looking at the file extension of the url we are trying to load. Unfortunately,
  // the attachment file name really isn't part of the url string....so we'll store it here...and if 
  // the url we are running is an attachment url, we'll set it here. Then when the helper apps code
  // asks us for it, we'll return the right value.
  nsCString mAttachmentFileName;

	// manager of all of current url listeners....
	nsCOMPtr<nsIUrlListenerManager> m_urlListeners;
};

#endif /* nsMsgMailNewsUrl_h___ */
