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/*************************************************************************
*
* OpenOffice.org - a multi-platform office productivity suite
*
* $RCSfile: confevents.hxx,v $
*
* $Revision: 1.9 $
*
* last change: $Author: ihi $ $Date: 2007-11-23 14:16:56 $
*
* The Contents of this file are made available subject to
* the terms of GNU Lesser General Public License Version 2.1.
*
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2005 by Sun Microsystems, Inc.
* 901 San Antonio Road, Palo Alto, CA 94303, USA
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software Foundation.
*
* This library 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 for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*
************************************************************************/
#ifndef CONFIGMGR_API_EVENTS_HXX_
#define CONFIGMGR_API_EVENTS_HXX_
#ifndef CONFIGMGR_UTILITY_HXX_
#include "utility.hxx"
#endif
#ifndef _RTL_REF_HXX_
#include <rtl/ref.hxx>
#endif
namespace rtl { class OUString; }
namespace configmgr
{
class Change;
struct TreeChangeList;
class RequestOptions;
namespace configuration { class AbsolutePath; }
using configuration::AbsolutePath;
struct IConfigBroadcaster;
struct IConfigListener : public virtual configmgr::SimpleReferenceObject
{
virtual void disposing(IConfigBroadcaster* pSource) = 0;
};
struct INodeListener : IConfigListener
{
virtual void nodeChanged(Change const& aChange, AbsolutePath const& aPath, IConfigBroadcaster* pSource) = 0;
virtual void nodeDeleted(AbsolutePath const& aPath, IConfigBroadcaster* pSource) = 0;
};
typedef rtl::Reference<INodeListener> INodeListenerRef;
struct IConfigBroadcaster
{
protected:
IConfigBroadcaster() {}
virtual ~IConfigBroadcaster() {}
public:
virtual void addListener(AbsolutePath const& aPath, const RequestOptions& _aOptions, INodeListenerRef const& pListener) = 0;
virtual void removeListener(const RequestOptions& _aOptions, INodeListenerRef const& pListener) = 0;
};
class ConfigChangeBroadcastHelper; // broadcasts changes for a given set of options
class ConfigChangeBroadcaster : public IConfigBroadcaster
{
public:
ConfigChangeBroadcaster();
virtual ~ConfigChangeBroadcaster();
virtual void addListener(AbsolutePath const& aName, const RequestOptions& _aOptions, INodeListenerRef const& pListener);
virtual void removeListener(const RequestOptions& _aOptions, INodeListenerRef const& pListener);
protected:
virtual void fireChanges(TreeChangeList const& _aChanges, sal_Bool _bError);
protected:
virtual ConfigChangeBroadcastHelper* getBroadcastHelper(const RequestOptions& _aOptions, bool bCreate) = 0;
ConfigChangeBroadcastHelper* newBroadcastHelper(); // needed to implement the preceding
void disposeBroadcastHelper(ConfigChangeBroadcastHelper* pHelper); // needed to discard the preceding
};
} // namespace
#endif // CONFIGMGR_API_EVENTS_HXX_
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