AOO410/main/sot/source/base/filelist.cxx

/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sot.hxx"

#include<tools/list.hxx>
#include<tools/stream.hxx>
#include<tools/string.hxx>
#include<tools/rtti.hxx>
#include<sot/exchange.hxx>
#include<sot/filelist.hxx>
#include <osl/thread.h>

TYPEINIT1_AUTOFACTORY( FileList, SvDataCopyStream );

// String-Liste zum Speichern der Namen deklarieren
DECLARE_LIST( FileStringList, String* )


/*************************************************************************
|*
|*    FileList - Ctor/Dtor
|*
\*************************************************************************/

FileList::FileList()
{
	pStrList = new FileStringList();
}

FileList::~FileList()
{
	ClearAll();
}

void FileList::ClearAll( void )
{
	// Strings in der Liste loeschen
	sal_uLong nCount = pStrList->Count();
	for( sal_uLong i = 0 ; i < nCount ; i++ )
		delete pStrList->GetObject( i );

	// Liste loeschen
	delete pStrList;
}

/*************************************************************************
|*
|*    FileList - Zuweisungsoperator
|*
\*************************************************************************/

FileList& FileList::operator=( const FileList& rFileList )
{
	// Liste duplizieren
	*pStrList = *rFileList.pStrList;

	// Strings in der Liste kopieren
	sal_uLong nCount = pStrList->Count();
	for( sal_uLong i = 0 ; i < nCount ; i++ )
		pStrList->Replace( new String( *rFileList.pStrList->GetObject( i ) ), i );

	return *this;
}

/*************************************************************************
|*
|*    FileList::GetFormatName()
|*
\*************************************************************************/

sal_uLong FileList::GetFormat()
{
	return FORMAT_FILE_LIST;
}

/******************************************************************************
|*
|*	virtuelle SvData-Methoden
|*
\******************************************************************************/

void FileList::Load( SvStream& rIStm )
{
    rIStm >> *this;
}

void FileList::Save( SvStream& rOStm )
{
    rOStm << *this;
}

void FileList::Assign( const SvDataCopyStream& rCopyStream )
{
    *this = (const FileList&)rCopyStream;
}

/******************************************************************************
|*
|*	Stream-Operatoren
|*
\******************************************************************************/

/*
 * NOTE: to correctly handle this Protocol with Unicode, native Win32 must be called:
 * e.g. DropQueryFile
 */

SvStream& operator<<( SvStream& rOStm, const FileList& /*rFileList*/ )
{
    OSL_ENSURE(false, "Not implemented!");    	    
	return rOStm;
}

/* #i28176# 
   The Windows clipboard bridge now provides a double '\0'
   terminated list of file names for format SOT_FORMAT_FILE_LIST 
   instead of the original Windows Sv_DROPFILES structure. All strings
   in this list are UTF16 strings. Shell link files will be already 
   resolved by the Windows clipboard bridge.*/
SvStream& operator>>( SvStream& rIStm, FileList& rFileList )
{
    rFileList.ClearAll();
	rFileList.pStrList = new FileStringList();
	
	String aStr;
	sal_uInt16 c;
	
    while (!rIStm.IsEof())
	{
		aStr.Erase();

		// read first character of filepath; c==0 > reach end of stream
		rIStm >> c;
		if (!c)
			break;

		// read string till c==0
		while (c && !rIStm.IsEof())
		{
			aStr += (sal_Unicode)c;
			rIStm >> c;
		}

		// append the filepath
		rFileList.AppendFile(aStr);
	}    						
	return rIStm;
}

/******************************************************************************
|*
|*	Liste fuellen/abfragen
|*
\******************************************************************************/

void FileList::AppendFile( const String& rStr )
{
	pStrList->Insert( new String( rStr ) , pStrList->Count() );
}

String FileList::GetFile( sal_uLong i ) const
{
	String aStr;
	if( i < pStrList->Count() )
		aStr = *pStrList->GetObject( i );
	return aStr;
}

sal_uLong FileList::Count( void ) const
{
	return pStrList->Count();
}