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libreoffice/basic/source/sbx/sbxcoll.cxx
Daniel Baumann 8e63e14cf6
Adding upstream version 4:25.2.3.
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
2025-06-22 16:20:04 +02:00

303 lines
8 KiB
C++

/* -*- 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 .
*/
#include <o3tl/safeint.hxx>
#include <tools/stream.hxx>
#include <basic/sbx.hxx>
#include <basic/sberrors.hxx>
#include "sbxres.hxx"
static OUString pCount;
static OUString pAdd;
static OUString pItem;
static OUString pRemove;
static sal_uInt16 nCountHash = 0, nAddHash, nItemHash, nRemoveHash;
SbxCollection::SbxCollection()
: SbxObject( u""_ustr )
{
if( !nCountHash )
{
pCount = GetSbxRes( StringId::CountProp );
pAdd = GetSbxRes( StringId::AddMeth );
pItem = GetSbxRes( StringId::ItemMeth );
pRemove = GetSbxRes( StringId::RemoveMeth );
nCountHash = MakeHashCode( pCount );
nAddHash = MakeHashCode( pAdd );
nItemHash = MakeHashCode( pItem );
nRemoveHash = MakeHashCode( pRemove );
}
Initialize();
// For Access on itself
StartListening(GetBroadcaster(), DuplicateHandling::Prevent);
}
SbxCollection::SbxCollection( const SbxCollection& rColl )
: SvRefBase( rColl ), SbxObject( rColl )
{}
SbxCollection& SbxCollection::operator=( const SbxCollection& r )
{
if( &r != this )
SbxObject::operator=( r );
return *this;
}
SbxCollection::~SbxCollection()
{}
void SbxCollection::Clear()
{
SbxObject::Clear();
Initialize();
}
void SbxCollection::Initialize()
{
SetType( SbxOBJECT );
SetFlag( SbxFlagBits::Fixed );
ResetFlag( SbxFlagBits::Write );
SbxVariable* p;
p = Make( pCount , SbxClassType::Property, SbxINTEGER );
p->ResetFlag( SbxFlagBits::Write );
p->SetFlag( SbxFlagBits::DontStore );
p = Make( pAdd, SbxClassType::Method, SbxEMPTY );
p->SetFlag( SbxFlagBits::DontStore );
p = Make( pItem , SbxClassType::Method, SbxOBJECT );
p->SetFlag( SbxFlagBits::DontStore );
p = Make( pRemove, SbxClassType::Method, SbxEMPTY );
p->SetFlag( SbxFlagBits::DontStore );
}
SbxVariable* SbxCollection::Find( const OUString& rName, SbxClassType t )
{
if( GetParameters() )
{
SbxObject* pObj = static_cast<SbxObject*>(GetObject());
return pObj ? pObj->Find( rName, t ) : nullptr;
}
else
{
return SbxObject::Find( rName, t );
}
}
void SbxCollection::Notify( SfxBroadcaster& rCst, const SfxHint& rHint )
{
const SfxHintId nId = rHint.GetId();
if( nId == SfxHintId::BasicDataWanted || nId == SfxHintId::BasicDataChanged )
{
const SbxHint* p = static_cast<const SbxHint*>(&rHint);
SbxVariable* pVar = p->GetVar();
SbxArray* pArg = pVar->GetParameters();
OUString aVarName( pVar->GetName() );
if( pVar == this )
{
CollItem( pArg );
}
else if( pVar->GetHashCode() == nCountHash
&& aVarName.equalsIgnoreAsciiCase( pCount ) )
{
pVar->PutLong(sal::static_int_cast<sal_Int32>(pObjs->Count()));
}
else if( pVar->GetHashCode() == nAddHash
&& aVarName.equalsIgnoreAsciiCase( pAdd ) )
{
CollAdd( pArg );
}
else if( pVar->GetHashCode() == nItemHash
&& aVarName.equalsIgnoreAsciiCase( pItem ) )
{
CollItem( pArg );
}
else if( pVar->GetHashCode() == nRemoveHash
&& aVarName.equalsIgnoreAsciiCase( pRemove ) )
{
CollRemove( pArg );
}
else
{
SbxObject::Notify( rCst, rHint );
}
return;
}
SbxObject::Notify( rCst, rHint );
}
// Default: argument is object
void SbxCollection::CollAdd( SbxArray* pPar_ )
{
if (pPar_->Count() != 2)
{
SetError( ERRCODE_BASIC_WRONG_ARGS );
}
else
{
SbxBase* pObj = pPar_->Get(1)->GetObject();
if( !pObj || dynamic_cast<const SbxObject*>(pObj) == nullptr )
{
SetError( ERRCODE_BASIC_BAD_ARGUMENT );
}
else
{
Insert( static_cast<SbxObject*>(pObj) );
}
}
}
// Default: index from 1 or object name
void SbxCollection::CollItem( SbxArray* pPar_ )
{
if (pPar_->Count() != 2)
{
SetError( ERRCODE_BASIC_WRONG_ARGS );
}
else
{
SbxVariable* pRes = nullptr;
SbxVariable* p = pPar_->Get(1);
if( p->GetType() == SbxSTRING )
{
pRes = Find( p->GetOUString(), SbxClassType::Object );
}
else
{
short n = p->GetInteger();
if (n >= 1 && o3tl::make_unsigned(n) <= pObjs->Count())
{
pRes = pObjs->Get(static_cast<sal_uInt32>(n) - 1);
}
}
if( !pRes )
{
SetError( ERRCODE_BASIC_BAD_INDEX );
}
pPar_->Get(0)->PutObject(pRes);
}
}
// Default: index from 1
void SbxCollection::CollRemove( SbxArray* pPar_ )
{
if (pPar_->Count() != 2)
SetError( ERRCODE_BASIC_WRONG_ARGS );
else
{
short n = pPar_->Get(1)->GetInteger();
if (n < 1 || o3tl::make_unsigned(n) > pObjs->Count())
SetError( ERRCODE_BASIC_BAD_INDEX );
else
Remove(pObjs->Get(static_cast<sal_uInt32>(n) - 1));
}
}
bool SbxCollection::LoadData( SvStream& rStrm, sal_uInt16 nVer )
{
bool bRes = SbxObject::LoadData( rStrm, nVer );
Initialize();
return bRes;
}
SbxStdCollection::SbxStdCollection()
: bAddRemoveOk( true )
{}
SbxStdCollection::SbxStdCollection( const SbxStdCollection& r )
: SvRefBase( r ), SbxCollection( r ),
aElemClass( r.aElemClass ), bAddRemoveOk( r.bAddRemoveOk )
{}
SbxStdCollection& SbxStdCollection::operator=( const SbxStdCollection& r )
{
if( &r != this )
{
if( !r.aElemClass.equalsIgnoreAsciiCase( aElemClass ) )
{
SetError( ERRCODE_BASIC_CONVERSION );
}
else
{
SbxCollection::operator=( r );
}
}
return *this;
}
SbxStdCollection::~SbxStdCollection()
{}
// Default: Error, if wrong object
void SbxStdCollection::Insert( SbxVariable* p )
{
SbxObject* pObj = dynamic_cast<SbxObject*>( p );
if( pObj && !pObj->IsClass( aElemClass ) )
SetError( ERRCODE_BASIC_BAD_ACTION );
else
SbxCollection::Insert( p );
}
void SbxStdCollection::CollAdd( SbxArray* pPar_ )
{
if( !bAddRemoveOk )
SetError( ERRCODE_BASIC_BAD_ACTION );
else
SbxCollection::CollAdd( pPar_ );
}
void SbxStdCollection::CollRemove( SbxArray* pPar_ )
{
if( !bAddRemoveOk )
SetError( ERRCODE_BASIC_BAD_ACTION );
else
SbxCollection::CollRemove( pPar_ );
}
bool SbxStdCollection::LoadData( SvStream& rStrm, sal_uInt16 nVer )
{
bool bRes = SbxCollection::LoadData( rStrm, nVer );
if( bRes )
{
aElemClass = read_uInt16_lenPrefixed_uInt8s_ToOUString(rStrm,
RTL_TEXTENCODING_ASCII_US);
rStrm.ReadCharAsBool( bAddRemoveOk );
}
return bRes;
}
std::pair<bool, sal_uInt32> SbxStdCollection::StoreData( SvStream& rStrm ) const
{
const auto [bRes, nVersion] = SbxCollection::StoreData(rStrm);
if( bRes )
{
write_uInt16_lenPrefixed_uInt8s_FromOUString(rStrm, aElemClass,
RTL_TEXTENCODING_ASCII_US);
rStrm.WriteBool( bAddRemoveOk );
}
return { bRes, nVersion };
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */