/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/* ***** BEGIN LICENSE BLOCK *****
 * Version: NPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Netscape Public License
 * Version 1.1 (the "License"); you may not use this file except in
 * compliance with the License. You may obtain a copy of the License at
 * http://www.mozilla.org/NPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is mozilla.org code.
 *
 * The Initial Developer of the Original Code is 
 * Netscape Communications Corporation.
 * Portions created by the Initial Developer are Copyright (C) 1998
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or 
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the NPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the NPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

#ifndef __nsMsgAppCore_h
#define __nsMsgAppCore_h

#include "nsCom.h"
#include "nscore.h"
#include "nsIMessenger.h"
#include "nsCOMPtr.h"
#include "nsITransactionManager.h"
#include "nsFileSpec.h"
#include "nsIDocShell.h"
#include "nsIStringBundle.h"
#include "nsIFindComponent.h"
#include "nsILocalFile.h"

class nsMessenger : public nsIMessenger
{
  
public:
  nsMessenger();
  virtual ~nsMessenger();

	NS_DECL_ISUPPORTS  
	NS_DECL_NSIMESSENGER
    
  nsresult Alert(const char * stringName);
    nsresult SaveAttachment(nsIFileSpec *fileSpec, const char* unescapedUrl,
                            const char* messageUri, const char* contentType, 
                            void *closure);
  nsresult PromptIfFileExists(nsFileSpec &fileSpec);

protected:
	nsresult DoDelete(nsIRDFCompositeDataSource* db, nsISupportsArray *srcArray, nsISupportsArray *deletedArray);
	nsresult DoCommand(nsIRDFCompositeDataSource *db, const char * command, nsISupportsArray *srcArray, 
					   nsISupportsArray *arguments);
  PRUnichar *GetString(const PRUnichar *aStringName);
  nsresult InitStringBundle();

private:
  nsresult InitializeSearch(nsIFindComponent *finder);

  nsresult GetLastSaveDirectory(nsILocalFile **aLastSaveAsDir);
  // if aLocalFile is a dir, we use it.  otherwise, we use the parent of aLocalFile.
  nsresult SetLastSaveDirectory(nsILocalFile *aLocalFile);

  nsString mId;
  void *mScriptObject;
  nsCOMPtr<nsITransactionManager> mTxnMgr;

  /* rhp - need this to drive message display */
  nsIDOMWindowInternal              *mWindow;
  nsCOMPtr<nsIMsgWindow>    mMsgWindow;
  nsCOMPtr<nsIDocShell>     mDocShell;

  // String bundles...
  nsCOMPtr<nsIStringBundle>   mStringBundle;

  nsString mCurrentDisplayCharset;

  nsCOMPtr<nsISupports>  mSearchContext;
  nsCString   mLastDisplayURI; // this used when the user attempts to force a charset reload of a message...we need to get the last displayed
                               // uri so we can re-display it..
};

#define NS_MESSENGER_CID \
{ /* 3f181950-c14d-11d2-b7f2-00805f05ffa5 */      \
  0x3f181950, 0xc14d, 0x11d2,											\
    {0xb7, 0xf2, 0x0, 0x80, 0x5f, 0x05, 0xff, 0xa5}}


#endif
