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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*************************************************************************
*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* Copyright 2000, 2010 Oracle and/or its affiliates.
*
* OpenOffice.org - a multi-platform office productivity suite
*
* This file is part of OpenOffice.org.
*
* OpenOffice.org is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License version 3
* only, as published by the Free Software Foundation.
*
* OpenOffice.org is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Lesser General Public License version 3 for more details
* (a copy is included in the LICENSE file that accompanied this code).
*
* You should have received a copy of the GNU Lesser General Public License
* version 3 along with OpenOffice.org. If not, see
* <http://www.openoffice.org/license.html>
* for a copy of the LGPLv3 License.
*
************************************************************************/
#ifndef _DBAUI_MODULE_DBU_HXX_
#define _DBAUI_MODULE_DBU_HXX_
#include <osl/mutex.hxx>
#include <tools/resid.hxx>
#include <sal/macros.h>
class ResMgr;
//.........................................................................
namespace dbaui
{
//.........................................................................
//=========================================================================
//= OModule
//=========================================================================
class OModuleImpl;
class OModule
{
friend class OModuleClient;
private:
OModule();
// not implemented. OModule is a static class
protected:
static ::osl::Mutex s_aMutex; /// access safety
static sal_Int32 s_nClients; /// number of registered clients
static OModuleImpl* s_pImpl; /// impl class. lives as long as at least one client for the module is registered
public:
/// get the vcl res manager of the module
static ResMgr* getResManager();
protected:
/// register a client for the module
static void registerClient();
/// revoke a client for the module
static void revokeClient();
private:
/** ensure that the impl class exists
@precond m_aMutex is guarded when this method gets called
*/
static void ensureImpl();
};
//=========================================================================
//= OModuleClient
//=========================================================================
/** base class for objects which uses any global module-specific ressources
*/
class OModuleClient
{
public:
OModuleClient() { OModule::registerClient(); }
~OModuleClient() { OModule::revokeClient(); }
};
//=========================================================================
//= ModuleRes
//=========================================================================
/** specialized ResId, using the ressource manager provided by the global module
*/
class ModuleRes : public ::ResId
{
public:
ModuleRes(sal_uInt16 _nId) : ResId(_nId, *OModule::getResManager()) { }
};
//.........................................................................
} // namespace dbaui
//.........................................................................
#endif // _DBAUI_MODULE_DBU_HXX_
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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