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- /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
- *
- * The contents of this file are subject to the Netscape Public License
- * Version 1.0 (the "NPL"); you may not use this file except in
- * compliance with the NPL. You may obtain a copy of the NPL at
- * http://www.mozilla.org/NPL/
- *
- * Software distributed under the NPL is distributed on an "AS IS" basis,
- * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the NPL
- * for the specific language governing rights and limitations under the
- * NPL.
- *
- * The Initial Developer of this code under the NPL is Netscape
- * Communications Corporation. Portions created by Netscape are
- * Copyright (C) 1998 Netscape Communications Corporation. All Rights
- * Reserved.
- */
-
- /* mail news client wrapper */
- /*Dynamic Library wrapper for loading on call*/
-
- #include "stdafx.h"
- #include "mnrccln.h"
-
- #ifdef WIN32
- #define MAILNEWSDLL "MNRC32.DLL"
- #else
- #define MAILNEWSDLL "MNRC16.DLL"
- #endif
-
- HINSTANCE CMailNewsResourceDll::s_dllinstance=NULL;
- unsigned int CMailNewsResourceDll::s_refcount=0;
-
- CMailNewsResourceDll::CMailNewsResourceDll()
- {
- // Running under Win3.1, if the default drive is A or B and the disk
- // was removed, this tries to load from the default drive.
- // So change to C before loading. (A=1, B=2, C=3)
- if( _getdrive() < 3 ){
- _chdrive(3);
- }
- if (s_refcount)
- {
- s_dllinstance=LoadLibrary(MAILNEWSDLL);
- s_refcount++;
- return;
- }
- else
- {
- s_dllinstance=LoadLibrary(MAILNEWSDLL);
- XP_ASSERT(s_dllinstance);
- s_refcount++;
- if(!s_dllinstance)
- return;
- }
- }
-
- CMailNewsResourceDll::~CMailNewsResourceDll()
- {
- #ifdef WIN32
- if (!FreeLibrary(s_dllinstance))
- XP_ASSERT(0);
- #else
- FreeLibrary(s_dllinstance);
- #endif
- s_refcount--;
- }
-
- HINSTANCE
- CMailNewsResourceDll::switchResources()
- {
- XP_ASSERT(s_refcount);
- HINSTANCE t_hinstance=AfxGetResourceHandle();
- AfxSetResourceHandle(s_dllinstance);
- return t_hinstance;
- }
-