/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project .
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License , v . 2 . 0 . If a copy of the MPL was not distributed with this
* file , You can obtain one at http : //mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice :
*
* 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 .
*/
#pragma once
#include "TResultSetHelper.hxx"
#include <vector>
#include <connectivity/dbtoolsdllapi.hxx>
namespace connectivity
{
/**
the class OSkipDeletedSet supports a general method to skip deleted rows
*/
class OOO_DLLPUBLIC_DBTOOLS OSkipDeletedSet
{
std::vector<sal_Int32> m_aBookmarksPositions;// vector of iterators to position map, the order is the logical position
IResultSetHelper* m_pHelper; // used for moving in the resultset
bool m_bDeletedVisible;
bool moveAbsolute(sal_Int32 _nOffset,bool _bRetrieveData);
public :
OSkipDeletedSet(IResultSetHelper* _pHelper);
~OSkipDeletedSet();
/**
skipDeleted moves the resultset to the position defined by the parameters
it guarantees that the row isn ' t deleted
@ param
IResultSetHelper : : Movement _ eCursorPosition in which direction the resultset should be moved
sal_Int32 _ nOffset the position relative to the movement
sal_Bool _ bRetrieveData is true when the current row should be filled which data
@ return
true when the movement was successful otherwise false
*/
bool skipDeleted(IResultSetHelper::Movement _eCursorPosition, sal_Int32 _nOffset, bool _bRetrieveData);
/**
clear the map and the vector used in this class
*/
void clear();
/**
getMappedPosition returns the mapped position of a logical position
@ param
sal_Int32 _ nBookmark the logical position
@ return the mapped position
*/
sal_Int32 getMappedPosition(sal_Int32 _nBookmark) const ;
/**
insertNewPosition adds a new position to the map
@ param
sal_Int32 _ nPos the logical position
*/
void insertNewPosition(sal_Int32 _nPos);
/**
deletePosition deletes this position from the map and decrement all following positions
@ param
sal_Int32 _ nPos the logical position
*/
void deletePosition(sal_Int32 _nPos);
void SetDeletedVisible(bool _bDeletedVisible) { m_bDeletedVisible = _bDeletedVisible; }
};
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
Messung V0.5 in Prozent C=95 H=94 G=94
¤ Dauer der Verarbeitung: 0.4 Sekunden
¤
*© Formatika GbR, Deutschland