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/*************************************************************************
*
* $RCSfile: confevents.hxx,v $
*
* $Revision: 1.1.1.1 $
*
* last change: $Author: hr $ $Date: 2000-09-18 16:13:40 $
*
* The Contents of this file are made available subject to the terms of
* either of the following licenses
*
* - GNU Lesser General Public License Version 2.1
* - Sun Industry Standards Source License Version 1.1
*
* Sun Microsystems Inc., October, 2000
*
* GNU Lesser General Public License Version 2.1
* =============================================
* Copyright 2000 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
*
*
* Sun Industry Standards Source License Version 1.1
* =================================================
* The contents of this file are subject to the Sun Industry Standards
* Source 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.openoffice.org/license.html.
*
* Software provided under this License is provided on an "AS IS" basis,
* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESSED OR IMPLIED, INCLUDING,
* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
* See the License for the specific provisions governing your rights and
* obligations concerning the Software.
*
* The Initial Developer of the Original Code is: Sun Microsystems, Inc.
*
* Copyright: 2000 by Sun Microsystems, Inc.
*
* All Rights Reserved.
*
* Contributor(s): _______________________________________
*
*
************************************************************************/
#ifndef CONFIGMGR_API_EVENTS_HXX_
#define CONFIGMGR_API_EVENTS_HXX_
#include "cmtreemodel.hxx"
namespace rtl { class OUString; }
namespace configmgr
{
using ::rtl::OUString;
// class is still abstract, ITreeListener methods are still unimplemented
class TreeListenerImpl : private ITreeListener
{
ITreeNotifier* mySource;
public:
explicit TreeListenerImpl(ITreeNotifier* aSource = 0);
virtual ~TreeListenerImpl();
ITreeNotifier* rebind(ITreeNotifier* aSource);
ITreeNotifier* unbind() { return rebind(0); }
protected:
virtual void disposing(ITreeNotifier* pSource);
private:
TreeListenerImpl(TreeListenerImpl&);
void operator=(TreeListenerImpl&);
};
struct IConfigBroadcaster;
struct IConfigListener
{
virtual void disposing(IConfigBroadcaster* pSource) = 0;
};
struct INodeListener : IConfigListener
{
virtual void nodeChanged(Change const& aChange, OUString const& aPath, IConfigBroadcaster* pSource) = 0;
virtual void nodeDeleted(OUString const& aPath, IConfigBroadcaster* pSource) = 0;
};
struct IMessageHandler: IConfigListener
{
virtual void message(const OUString& rNotifyReason, sal_Int32 nNotificationId, IConfigBroadcaster* pSource) = 0;
};
struct IConfigBroadcaster
{
protected:
IConfigBroadcaster() {}
~IConfigBroadcaster() {}
public:
virtual void addListener(OUString const& aName, INodeListener* pListener) = 0;
virtual void removeListener(INodeListener* pListener) = 0;
virtual void removeNode(OUString const& aPath, bool bRemovedFromModel = false) = 0;
virtual void addHandler(IMessageHandler* pHandler) = 0;
virtual void removeHandler(IMessageHandler* pHandler) = 0;
};
class ConfigChangeBroadcaster : public TreeListenerImpl, public IConfigBroadcaster
{
class Impl;
Impl* pImpl;
public:
ConfigChangeBroadcaster(ITreeNotifier* aSource = 0);
virtual ~ConfigChangeBroadcaster();
void rebind(ITreeNotifier* aSource);
void broadcast(TreeChangeList const& anUpdate, sal_Bool bError = false);
public:
// IConfigBroadcaster implementation
void addListener(OUString const& aName, INodeListener* );
void removeListener(INodeListener*);
void removeNode(OUString const& aPath, bool bRemovedFromModel = false);
void addHandler(IMessageHandler* );
void removeHandler(IMessageHandler* );
void dispose();
protected:
// ITreeListener implementation
virtual void changes(TreeChangeList const& , sal_Bool _bError);
virtual void changes(sal_Int32 _nNotificationId,const ::rtl::OUString& _rNotifyReason);
};
class ConfigChangeMultiplexer : public IConfigBroadcaster, private INodeListener, private IMessageHandler
{
class Impl;
Impl* pImpl;
IConfigBroadcaster* m_pSource;
public:
ConfigChangeMultiplexer(IConfigBroadcaster* aSource = 0);
ConfigChangeMultiplexer(OUString const& aBasePath, IConfigBroadcaster* aSource);
virtual ~ConfigChangeMultiplexer();
void bind(OUString const& aBasePath, IConfigBroadcaster* aSource = 0);
void rebind(IConfigBroadcaster* aSource);
void unbind();
void broadcast(Change const& anUpdate, OUString const& aRelativePath, sal_Bool bError = false);
void broadcast(Change const& anUpdate);
public:
// IConfigBroadcaster implementation
void addListener(OUString const& aName, INodeListener* );
void removeListener(INodeListener*);
void removeNode(OUString const& aPath, bool bRemovedFromModel = false);
void addHandler(IMessageHandler* );
void removeHandler(IMessageHandler* );
void dispose();
protected:
bool normalizePath(OUString& aPath);
// IConfigListener implementation
virtual void disposing(IConfigBroadcaster* pSource);
// INodeListener implementation
virtual void nodeChanged(Change const& aChange, OUString const& aPath, IConfigBroadcaster* pSource);
virtual void nodeDeleted(OUString const& aPath, IConfigBroadcaster* pSource);
// IMessageHandler implementation
virtual void message(const OUString& rNotifyReason, sal_Int32 nNotificationId, IConfigBroadcaster* pSource);
};
class ScreenedChangeMultiplexer : public ConfigChangeMultiplexer
{
typedef SubtreeChange ScreeningChange;
ScreeningChange* m_pScreeningChanges;
public:
ScreenedChangeMultiplexer(IConfigBroadcaster* aSource = 0);
ScreenedChangeMultiplexer(TreeChangeList& aScreeningTree, IConfigBroadcaster* aSource);
ScreenedChangeMultiplexer(ScreeningChange* aScreening, OUString const& aBasePath, IConfigBroadcaster* aSource);
void bind(TreeChangeList& aScreeningTree, IConfigBroadcaster* aSource = 0);
void bind(ScreeningChange* aScreening, OUString const& aBasePath, IConfigBroadcaster* aSource = 0);
protected:
virtual void nodeChanged(Change const& aChange, OUString const& aPath, IConfigBroadcaster* pSource);
virtual void nodeDeleted(OUString const& aPath, IConfigBroadcaster* pSource);
};
} // namespace
#endif // CONFIGMGR_API_EVENTS_HXX_
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