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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.
*
************************************************************************/
#include <unotools/undoopt.hxx>
#include "rtl/instance.hxx"
#include <unotools/configmgr.hxx>
#include <unotools/configitem.hxx>
#include <tools/debug.hxx>
#include <com/sun/star/uno/Any.hxx>
#include <com/sun/star/uno/Sequence.hxx>
#include <osl/mutex.hxx>
#include <osl/mutex.hxx>
#include <rtl/logfile.hxx>
#include "itemholder1.hxx"
using namespace utl;
using namespace com::sun::star::uno;
using ::rtl::OUString;
static SvtUndoOptions_Impl* pOptions = NULL;
static sal_Int32 nRefCount = 0;
#define STEPS 0
class SvtUndoOptions_Impl : public utl::ConfigItem
{
sal_Int32 nUndoCount;
Sequence< rtl::OUString > m_aPropertyNames;
public:
SvtUndoOptions_Impl();
virtual void Notify( const com::sun::star::uno::Sequence< rtl::OUString >& aPropertyNames );
virtual void Commit();
void Load();
void SetUndoCount( sal_Int32 n ) { nUndoCount = n; SetModified(); }
sal_Int32 GetUndoCount() const { return nUndoCount; }
};
// -----------------------------------------------------------------------
SvtUndoOptions_Impl::SvtUndoOptions_Impl()
: ConfigItem( OUString(RTL_CONSTASCII_USTRINGPARAM("Office.Common/Undo")) )
, nUndoCount( 20 )
{
Load();
}
void SvtUndoOptions_Impl::Commit()
{
Sequence< Any > aValues( m_aPropertyNames.getLength() );
Any* pValues = aValues.getArray();
for ( int nProp = 0; nProp < m_aPropertyNames.getLength(); nProp++ )
{
switch ( nProp )
{
case STEPS :
pValues[nProp] <<= nUndoCount;
break;
default:
DBG_ERRORFILE( "invalid index to save a path" );
}
}
PutProperties( m_aPropertyNames, aValues );
NotifyListeners(0);
}
// -----------------------------------------------------------------------
void SvtUndoOptions_Impl::Load()
{
if(!m_aPropertyNames.getLength())
{
static const char* aPropNames[] =
{
"Steps",
};
const int nCount = sizeof( aPropNames ) / sizeof( const char* );
m_aPropertyNames.realloc(nCount);
OUString* pNames = m_aPropertyNames.getArray();
for ( int i = 0; i < nCount; i++ )
pNames[i] = OUString::createFromAscii( aPropNames[i] );
EnableNotification( m_aPropertyNames );
}
Sequence< Any > aValues = GetProperties( m_aPropertyNames );
const Any* pValues = aValues.getConstArray();
DBG_ASSERT( aValues.getLength() == m_aPropertyNames.getLength(), "GetProperties failed" );
if ( aValues.getLength() == m_aPropertyNames.getLength() )
{
for ( int nProp = 0; nProp < m_aPropertyNames.getLength(); nProp++ )
{
if ( pValues[nProp].hasValue() )
{
switch ( nProp )
{
case STEPS :
{
sal_Int32 nTemp = 0;
if ( pValues[nProp] >>= nTemp )
nUndoCount = nTemp;
else
{
OSL_FAIL( "Wrong Type!" );
}
break;
}
default:
OSL_FAIL( "Wrong Type!" );
break;
}
}
}
}
}
// -----------------------------------------------------------------------
void SvtUndoOptions_Impl::Notify( const Sequence<rtl::OUString>& )
{
Load();
}
// -----------------------------------------------------------------------
namespace
{
class LocalSingleton : public rtl::Static< osl::Mutex, LocalSingleton >
{
};
}
// -----------------------------------------------------------------------
SvtUndoOptions::SvtUndoOptions()
{
// Global access, must be guarded (multithreading)
::osl::MutexGuard aGuard( LocalSingleton::get() );
if ( !pOptions )
{
RTL_LOGFILE_CONTEXT(aLog, "unotools ( ??? ) ::SvtUndoOptions_Impl::ctor()");
pOptions = new SvtUndoOptions_Impl;
ItemHolder1::holdConfigItem(E_UNDOOPTIONS);
}
++nRefCount;
pImp = pOptions;
pImp->AddListener(this);
}
// -----------------------------------------------------------------------
SvtUndoOptions::~SvtUndoOptions()
{
// Global access, must be guarded (multithreading)
::osl::MutexGuard aGuard( LocalSingleton::get() );
pImp->RemoveListener(this);
if ( !--nRefCount )
{
if ( pOptions->IsModified() )
pOptions->Commit();
DELETEZ( pOptions );
}
}
void SvtUndoOptions::SetUndoCount( sal_Int32 n )
{
pImp->SetUndoCount( n );
}
sal_Int32 SvtUndoOptions::GetUndoCount() const
{
return pImp->GetUndoCount();
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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