177 lines
6.6 KiB
C++
177 lines
6.6 KiB
C++
/*************************************************************************
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*
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* $RCSfile: pickerhistory.cxx,v $
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*
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* $Revision: 1.2 $
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*
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* last change: $Author: hr $ $Date: 2003-03-27 14:38:14 $
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*
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* The Contents of this file are made available subject to the terms of
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* either of the following licenses
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*
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* - GNU Lesser General Public License Version 2.1
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* - Sun Industry Standards Source License Version 1.1
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*
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* Sun Microsystems Inc., October, 2000
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*
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* GNU Lesser General Public License Version 2.1
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* =============================================
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* Copyright 2000 by Sun Microsystems, Inc.
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* 901 San Antonio Road, Palo Alto, CA 94303, USA
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License version 2.1, as published by the Free Software Foundation.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
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* MA 02111-1307 USA
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*
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*
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* Sun Industry Standards Source License Version 1.1
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* =================================================
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* The contents of this file are subject to the Sun Industry Standards
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* Source License Version 1.1 (the "License"); You may not use this file
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* except in compliance with the License. You may obtain a copy of the
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* License at http://www.openoffice.org/license.html.
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*
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* Software provided under this License is provided on an "AS IS" basis,
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* WITHOUT WARRANTY OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING,
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* WITHOUT LIMITATION, WARRANTIES THAT THE SOFTWARE IS FREE OF DEFECTS,
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* MERCHANTABLE, FIT FOR A PARTICULAR PURPOSE, OR NON-INFRINGING.
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* See the License for the specific provisions governing your rights and
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* obligations concerning the Software.
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*
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* The Initial Developer of the Original Code is: Sun Microsystems, Inc..
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*
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* Copyright: 2000 by Sun Microsystems, Inc.
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*
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* All Rights Reserved.
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*
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* Contributor(s): _______________________________________
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*
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*
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************************************************************************/
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#ifndef SVTOOLS_PICKERHISTORY_HXX
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#include "pickerhistory.hxx"
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#endif
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#ifndef SVTOOLS_PICKERHISTORYACCESS_HXX
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#include "pickerhistoryaccess.hxx"
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#endif
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#ifndef _CPPUHELPER_WEAKREF_HXX_
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#include <cppuhelper/weakref.hxx>
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#endif
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#include <vector>
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//.........................................................................
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namespace svt
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{
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//.........................................................................
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using namespace ::com::sun::star::uno;
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namespace
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{
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typedef ::com::sun::star::uno::WeakReference< XInterface > InterfaceAdapter;
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typedef ::std::vector< InterfaceAdapter > InterfaceArray;
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// ----------------------------------------------------------------
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InterfaceArray& getFolderPickerHistory()
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{
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static InterfaceArray s_aHistory;
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return s_aHistory;
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}
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// ----------------------------------------------------------------
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InterfaceArray& getFilePickerHistory()
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{
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static InterfaceArray s_aHistory;
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return s_aHistory;
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}
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// ----------------------------------------------------------------
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void implPushBackPicker( InterfaceArray& _rHistory, const Reference< XInterface >& _rxPicker )
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{
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if ( !_rxPicker.is() )
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return;
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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// first, check which of the objects we hold in s_aHistory can be removed
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{
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InterfaceArray aCleanedHistory;
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for ( InterfaceArray::const_iterator aLoop = _rHistory.begin();
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aLoop != _rHistory.end();
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++aLoop
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)
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{
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Reference< XInterface > xCurrent( aLoop->get() );
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if ( xCurrent.is() )
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{
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if ( aCleanedHistory.empty() )
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// make some room, assume that all interfaces (from here on) are valie
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aCleanedHistory.reserve( _rHistory.size() - ( aLoop - _rHistory.begin() ) );
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aCleanedHistory.push_back( InterfaceAdapter( xCurrent ) );
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}
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}
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_rHistory.swap( aCleanedHistory );
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}
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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// then push_back the picker
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_rHistory.push_back( InterfaceAdapter( _rxPicker ) );
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}
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//-----------------------------------------------------------------
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Reference< XInterface > implGetTopMostPicker( const InterfaceArray& _rHistory )
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{
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Reference< XInterface > xTopMostAlive;
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//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
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// search the first picker which is still alive ...
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for ( InterfaceArray::const_reverse_iterator aLoop = _rHistory.rbegin();
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( aLoop != _rHistory.rend() ) && !xTopMostAlive.is();
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++aLoop
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)
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{
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xTopMostAlive = aLoop->get();
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}
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return xTopMostAlive;
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}
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}
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//---------------------------------------------------------------------
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Reference< XInterface > GetTopMostFolderPicker( )
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{
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return implGetTopMostPicker( getFolderPickerHistory() );
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}
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//---------------------------------------------------------------------
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Reference< XInterface > GetTopMostFilePicker( )
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{
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return implGetTopMostPicker( getFilePickerHistory() );
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}
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//---------------------------------------------------------------------
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void addFolderPicker( const Reference< XInterface >& _rxPicker )
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{
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implPushBackPicker( getFolderPickerHistory(), _rxPicker );
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}
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//---------------------------------------------------------------------
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void addFilePicker( const Reference< XInterface >& _rxPicker )
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{
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implPushBackPicker( getFilePickerHistory(), _rxPicker );
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}
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//.........................................................................
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} // namespace svt
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//.........................................................................
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