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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 <tools/stream.hxx>
#include "svl/brdcst.hxx"
#include <basic/sbx.hxx>
#include "sbxres.hxx"
#include "sbxconv.hxx"
#include <math.h>
#include <ctype.h>
#include "com/sun/star/uno/XInterface.hpp"
using namespace com::sun::star::uno;
///////////////////////////// SbxVariable //////////////////////////////
TYPEINIT1(SbxVariable,SbxValue)
TYPEINIT1(SbxHint,SfxSimpleHint)
extern sal_uInt32 nVarCreator; // in SBXBASE.CXX, for LoadData()
#ifdef DBG_UTIL
static sal_uIntPtr nVar = 0;
#endif
///////////////////////////// SbxVariableImpl ////////////////////////////
class SbxVariableImpl
{
friend class SbxVariable;
String m_aDeclareClassName;
Reference< XInterface > m_xComListener;
StarBASIC* m_pComListenerParentBasic;
SbxVariableImpl( void )
: m_pComListenerParentBasic( NULL )
{}
SbxVariableImpl( const SbxVariableImpl& r )
: m_aDeclareClassName( r.m_aDeclareClassName )
, m_xComListener( r.m_xComListener )
, m_pComListenerParentBasic( r.m_pComListenerParentBasic )
{
}
};
///////////////////////////// Constructors //////////////////////////////
SbxVariable::SbxVariable() : SbxValue()
{
mpSbxVariableImpl = NULL;
pCst = NULL;
pParent = NULL;
nUserData = 0;
nHash = 0;
#ifdef DBG_UTIL
DbgOutf( "SbxVariable::Ctor %lx=%ld", (void*)this, ++nVar );
#endif
}
void registerComListenerVariableForBasic( SbxVariable* pVar, StarBASIC* pBasic );
SbxVariable::SbxVariable( const SbxVariable& r )
: SvRefBase( r ), SbxValue( r ), mpPar( r.mpPar ), pInfo( r.pInfo )
{
mpSbxVariableImpl = NULL;
if( r.mpSbxVariableImpl != NULL )
{
mpSbxVariableImpl = new SbxVariableImpl( *r.mpSbxVariableImpl );
if( mpSbxVariableImpl->m_xComListener.is() )
registerComListenerVariableForBasic( this, mpSbxVariableImpl->m_pComListenerParentBasic );
}
pCst = NULL;
if( r.CanRead() )
{
pParent = r.pParent;
nUserData = r.nUserData;
maName = r.maName;
nHash = r.nHash;
}
else
{
pParent = NULL;
nUserData = 0;
nHash = 0;
}
#ifdef DBG_UTIL
static sal_Char const aCellsStr[] = "Cells";
if ( maName.EqualsAscii( aCellsStr ) )
maName.AssignAscii( aCellsStr, sizeof( aCellsStr )-1 );
DbgOutf( "SbxVariable::Ctor %lx=%ld", (void*)this, ++nVar );
#endif
}
SbxVariable::SbxVariable( SbxDataType t, void* p ) : SbxValue( t, p )
{
mpSbxVariableImpl = NULL;
pCst = NULL;
pParent = NULL;
nUserData = 0;
nHash = 0;
#ifdef DBG_UTIL
DbgOutf( "SbxVariable::Ctor %lx=%ld", (void*)this, ++nVar );
#endif
}
void removeDimAsNewRecoverItem( SbxVariable* pVar );
SbxVariable::~SbxVariable()
{
#ifdef DBG_UTIL
rtl::OString aBStr(rtl::OUStringToOString(maName, RTL_TEXTENCODING_ASCII_US));
DbgOutf( "SbxVariable::Dtor %lx (%s)", (void*)this, aBStr.getStr() );
static sal_Char const aCellsStr[] = "Cells";
if ( maName.EqualsAscii( aCellsStr ) )
maName.AssignAscii( aCellsStr, sizeof( aCellsStr )-1 );
#endif
if( IsSet( SBX_DIM_AS_NEW ))
removeDimAsNewRecoverItem( this );
delete mpSbxVariableImpl;
delete pCst;
}
////////////////////////////// Broadcasting //////////////////////////////
SfxBroadcaster& SbxVariable::GetBroadcaster()
{
if( !pCst )
pCst = new SfxBroadcaster;
return *pCst;
}
SbxArray* SbxVariable::GetParameters() const
{
return mpPar;
}
SbxObject* SbxVariable::GetParent()
{
return pParent;
}
// Perhaps some day one could cut the parameter 0.
// then the copying will be dropped ...
void SbxVariable::Broadcast( sal_uIntPtr nHintId )
{
if( pCst && !IsSet( SBX_NO_BROADCAST ) )
{
// Because the method could be called from outside, check the
// rights here again
if( nHintId & SBX_HINT_DATAWANTED )
if( !CanRead() )
return;
if( nHintId & SBX_HINT_DATACHANGED )
if( !CanWrite() )
return;
// Avoid further broadcasting
SfxBroadcaster* pSave = pCst;
pCst = NULL;
sal_uInt16 nSaveFlags = GetFlags();
SetFlag( SBX_READWRITE );
if( mpPar.Is() )
// Register this as element 0, but don't change over the parent!
mpPar->GetRef( 0 ) = this;
pSave->Broadcast( SbxHint( nHintId, this ) );
delete pCst; // who knows already, onto which thoughts someone comes?
pCst = pSave;
SetFlags( nSaveFlags );
}
}
SbxInfo* SbxVariable::GetInfo()
{
if( !pInfo )
{
Broadcast( SBX_HINT_INFOWANTED );
if( pInfo.Is() )
SetModified( sal_True );
}
return pInfo;
}
void SbxVariable::SetInfo( SbxInfo* p )
{
pInfo = p;
}
void SbxVariable::SetParameters( SbxArray* p )
{
mpPar = p;
}
/////////////////////////// Name of the variables ///////////////////////////
void SbxVariable::SetName( const XubString& rName )
{
maName = rName;
nHash = MakeHashCode( rName );
}
const XubString& SbxVariable::GetName( SbxNameType t ) const
{
static char cSuffixes[] = " %&!#@ $";
if( t == SbxNAME_NONE )
return maName;
// Request parameter-information (not for objects)
((SbxVariable*)this)->GetInfo();
// Append nothing, if it is a simple property (no empty brackets)
if( !pInfo
|| ( !pInfo->aParams.Count() && GetClass() == SbxCLASS_PROPERTY ) )
return maName;
xub_Unicode cType = ' ';
XubString aTmp( maName );
// short type? Then fetch it, posible this is 0.
SbxDataType et = GetType();
if( t == SbxNAME_SHORT_TYPES )
{
if( et <= SbxSTRING )
cType = cSuffixes[ et ];
if( cType != ' ' )
aTmp += cType;
}
aTmp += '(';
for( sal_uInt16 i = 0; i < pInfo->aParams.Count(); i++ )
{
const SbxParamInfo* q = pInfo->aParams.GetObject( i );
int nt = q->eType & 0x0FFF;
if( i )
aTmp += ',';
if( q->nFlags & SBX_OPTIONAL )
aTmp += String( SbxRes( STRING_OPTIONAL ) );
if( q->eType & SbxBYREF )
aTmp += String( SbxRes( STRING_BYREF ) );
aTmp += q->aName;
cType = ' ';
// short type? Then fetch it, posible this is 0.
if( t == SbxNAME_SHORT_TYPES )
{
if( nt <= SbxSTRING )
cType = cSuffixes[ nt ];
}
if( cType != ' ' )
{
aTmp += cType;
if( q->eType & SbxARRAY )
aTmp.AppendAscii( "()" );
}
else
{
if( q->eType & SbxARRAY )
aTmp.AppendAscii( "()" );
// long type?
if( t != SbxNAME_SHORT )
{
aTmp += String( SbxRes( STRING_AS ) );
if( nt < 32 )
aTmp += String( SbxRes(
sal::static_int_cast< sal_uInt16 >( STRING_TYPES + nt ) ) );
else
aTmp += String( SbxRes( STRING_ANY ) );
}
}
}
aTmp += ')';
// Long type? Then fetch it
if( t == SbxNAME_LONG_TYPES && et != SbxEMPTY )
{
aTmp += String( SbxRes( STRING_AS ) );
if( et < 32 )
aTmp += String( SbxRes(
sal::static_int_cast< sal_uInt16 >( STRING_TYPES + et ) ) );
else
aTmp += String( SbxRes( STRING_ANY ) );
}
((SbxVariable*) this)->aToolString = aTmp;
return aToolString;
}
// Create a simple hashcode: the first six characters were evaluated.
sal_uInt16 SbxVariable::MakeHashCode( const XubString& rName )
{
sal_uInt16 n = 0;
sal_uInt16 nLen = rName.Len();
if( nLen > 6 )
nLen = 6;
const xub_Unicode* p = rName.GetBuffer();
while( nLen-- )
{
sal_uInt8 c = (sal_uInt8)*p;
p++;
// If we have a commen sigen break!!
if( c >= 0x80 )
return 0;
n = sal::static_int_cast< sal_uInt16 >( ( n << 3 ) + toupper( c ) );
}
return n;
}
////////////////////////////// Operators ////////////////////////////////
SbxVariable& SbxVariable::operator=( const SbxVariable& r )
{
SbxValue::operator=( r );
delete mpSbxVariableImpl;
if( r.mpSbxVariableImpl != NULL )
{
mpSbxVariableImpl = new SbxVariableImpl( *r.mpSbxVariableImpl );
if( mpSbxVariableImpl->m_xComListener.is() )
registerComListenerVariableForBasic( this, mpSbxVariableImpl->m_pComListenerParentBasic );
}
else
mpSbxVariableImpl = NULL;
return *this;
}
//////////////////////////////// Conversion ////////////////////////////////
SbxDataType SbxVariable::GetType() const
{
if( aData.eType == SbxOBJECT )
return aData.pObj ? aData.pObj->GetType() : SbxOBJECT;
else if( aData.eType == SbxVARIANT )
return aData.pObj ? aData.pObj->GetType() : SbxVARIANT;
else
return aData.eType;
}
SbxClassType SbxVariable::GetClass() const
{
return SbxCLASS_VARIABLE;
}
void SbxVariable::SetModified( sal_Bool b )
{
if( IsSet( SBX_NO_MODIFY ) )
return;
SbxBase::SetModified( b );
if( pParent && pParent != this ) //??? HotFix: Recursion out here MM
pParent->SetModified( b );
}
void SbxVariable::SetParent( SbxObject* p )
{
#ifdef DBG_UTIL
// Will the parent of a SbxObject be set?
if ( p && ISA(SbxObject) )
{
// then this had to be a child of the new parent
sal_Bool bFound = sal_False;
SbxArray *pChildren = p->GetObjects();
if ( pChildren )
{
for ( sal_uInt16 nIdx = 0; !bFound && nIdx < pChildren->Count(); ++nIdx )
bFound = ( this == pChildren->Get(nIdx) );
}
if ( !bFound )
{
String aMsg = String::CreateFromAscii( "dangling: [" );
aMsg += GetName();
aMsg.AppendAscii( "].SetParent([" );
aMsg += p->GetName();
aMsg.AppendAscii( "])" );
rtl::OString aBStr(rtl::OUStringToOString(aMsg, RTL_TEXTENCODING_ASCII_US));
DbgOut( aBStr.getStr(), DBG_OUT_WARNING, __FILE__, __LINE__);
}
}
#endif
pParent = p;
}
SbxVariableImpl* SbxVariable::getImpl( void )
{
if( mpSbxVariableImpl == NULL )
mpSbxVariableImpl = new SbxVariableImpl();
return mpSbxVariableImpl;
}
const String& SbxVariable::GetDeclareClassName( void )
{
SbxVariableImpl* pImpl = getImpl();
return pImpl->m_aDeclareClassName;
}
void SbxVariable::SetDeclareClassName( const String& rDeclareClassName )
{
SbxVariableImpl* pImpl = getImpl();
pImpl->m_aDeclareClassName = rDeclareClassName;
}
void SbxVariable::SetComListener( ::com::sun::star::uno::Reference< ::com::sun::star::uno::XInterface > xComListener,
StarBASIC* pParentBasic )
{
SbxVariableImpl* pImpl = getImpl();
pImpl->m_xComListener = xComListener;
pImpl->m_pComListenerParentBasic = pParentBasic;
registerComListenerVariableForBasic( this, pParentBasic );
}
void SbxVariable::ClearComListener( void )
{
SbxVariableImpl* pImpl = getImpl();
pImpl->m_xComListener.clear();
}
////////////////////////////// Loading/Saving /////////////////////////////
sal_Bool SbxVariable::LoadData( SvStream& rStrm, sal_uInt16 nVer )
{
sal_uInt16 nType;
sal_uInt8 cMark;
rStrm >> cMark;
if( cMark == 0xFF )
{
if( !SbxValue::LoadData( rStrm, nVer ) )
return sal_False;
maName = read_lenPrefixed_uInt8s_ToOUString(rStrm,
RTL_TEXTENCODING_ASCII_US);
sal_uInt32 nTemp;
rStrm >> nTemp;
nUserData = nTemp;
}
else
{
rStrm.SeekRel( -1L );
rStrm >> nType;
maName = read_lenPrefixed_uInt8s_ToOUString(rStrm,
RTL_TEXTENCODING_ASCII_US);
sal_uInt32 nTemp;
rStrm >> nTemp;
nUserData = nTemp;
// correction: old methods have instead of SbxNULL now SbxEMPTY
if( nType == SbxNULL && GetClass() == SbxCLASS_METHOD )
nType = SbxEMPTY;
SbxValues aTmp;
String aTmpString;
::rtl::OUString aVal;
aTmp.eType = aData.eType = (SbxDataType) nType;
aTmp.pOUString = &aVal;
switch( nType )
{
case SbxBOOL:
case SbxERROR:
case SbxINTEGER:
rStrm >> aTmp.nInteger; break;
case SbxLONG:
rStrm >> aTmp.nLong; break;
case SbxSINGLE:
{
// Floats as ASCII
aTmpString = read_lenPrefixed_uInt8s_ToOUString(
rStrm, RTL_TEXTENCODING_ASCII_US);
double d;
SbxDataType t;
if( ImpScan( aTmpString, d, t, NULL ) != SbxERR_OK || t == SbxDOUBLE )
{
aTmp.nSingle = 0;
return sal_False;
}
aTmp.nSingle = (float) d;
break;
}
case SbxDATE:
case SbxDOUBLE:
{
// Floats as ASCII
aTmpString = read_lenPrefixed_uInt8s_ToOUString(rStrm,
RTL_TEXTENCODING_ASCII_US);
SbxDataType t;
if( ImpScan( aTmpString, aTmp.nDouble, t, NULL ) != SbxERR_OK )
{
aTmp.nDouble = 0;
return sal_False;
}
break;
}
case SbxSTRING:
aVal = read_lenPrefixed_uInt8s_ToOUString(rStrm,
RTL_TEXTENCODING_ASCII_US);
break;
case SbxEMPTY:
case SbxNULL:
break;
default:
aData.eType = SbxNULL;
DBG_ASSERT( !this, "Nicht unterstuetzer Datentyp geladen" );
return sal_False;
}
// putt value
if( nType != SbxNULL && nType != SbxEMPTY && !Put( aTmp ) )
return sal_False;
}
rStrm >> cMark;
// cMark is also a version number!
// 1: initial version
// 2: with nUserData
if( cMark )
{
if( cMark > 2 )
return sal_False;
pInfo = new SbxInfo;
pInfo->LoadData( rStrm, (sal_uInt16) cMark );
}
// Load private data only, if it is a SbxVariable
if( GetClass() == SbxCLASS_VARIABLE && !LoadPrivateData( rStrm, nVer ) )
return sal_False;
((SbxVariable*) this)->Broadcast( SBX_HINT_DATACHANGED );
nHash = MakeHashCode( maName );
SetModified( sal_True );
return sal_True;
}
sal_Bool SbxVariable::StoreData( SvStream& rStrm ) const
{
rStrm << (sal_uInt8) 0xFF; // Marker
sal_Bool bValStore;
if( this->IsA( TYPE(SbxMethod) ) )
{
// #50200 Avoid that objects , which during the runtime
// as return-value are saved in the method as a value were saved
SbxVariable* pThis = (SbxVariable*)this;
sal_uInt16 nSaveFlags = GetFlags();
pThis->SetFlag( SBX_WRITE );
pThis->SbxValue::Clear();
pThis->SetFlags( nSaveFlags );
// So that the method will not be executed in any case!
// CAST, to avoid const!
pThis->SetFlag( SBX_NO_BROADCAST );
bValStore = SbxValue::StoreData( rStrm );
pThis->ResetFlag( SBX_NO_BROADCAST );
}
else
bValStore = SbxValue::StoreData( rStrm );
if( !bValStore )
return sal_False;
write_lenPrefixed_uInt8s_FromOUString(rStrm, maName,
RTL_TEXTENCODING_ASCII_US);
rStrm << (sal_uInt32)nUserData;
if( pInfo.Is() )
{
rStrm << (sal_uInt8) 2; // Version 2: with UserData!
pInfo->StoreData( rStrm );
}
else
rStrm << (sal_uInt8) 0;
// Save private data only, if it is a SbxVariable
if( GetClass() == SbxCLASS_VARIABLE )
return StorePrivateData( rStrm );
else
return sal_True;
}
////////////////////////////// SbxInfo ///////////////////////////////////
SbxInfo::SbxInfo() : aHelpFile(), nHelpId( 0 ), aParams()
{}
SbxInfo::SbxInfo( const String& r, sal_uInt32 n )
: aHelpFile( r ), nHelpId( n ), aParams()
{}
////////////////////////////// SbxAlias //////////////////////////////////
SbxAlias::SbxAlias( const SbxAlias& r )
: SvRefBase( r ), SbxVariable( r ),
SfxListener( r ), xAlias( r.xAlias )
{}
SbxAlias& SbxAlias::operator=( const SbxAlias& r )
{
xAlias = r.xAlias;
return *this;
}
SbxAlias::~SbxAlias()
{
if( xAlias.Is() )
EndListening( xAlias->GetBroadcaster() );
}
void SbxAlias::Broadcast( sal_uIntPtr nHt )
{
if( xAlias.Is() )
{
xAlias->SetParameters( GetParameters() );
if( nHt == SBX_HINT_DATAWANTED )
SbxVariable::operator=( *xAlias );
else if( nHt == SBX_HINT_DATACHANGED || nHt == SBX_HINT_CONVERTED )
*xAlias = *this;
else if( nHt == SBX_HINT_INFOWANTED )
{
xAlias->Broadcast( nHt );
pInfo = xAlias->GetInfo();
}
}
}
void SbxAlias::SFX_NOTIFY( SfxBroadcaster&, const TypeId&,
const SfxHint& rHint, const TypeId& )
{
const SbxHint* p = PTR_CAST(SbxHint,&rHint);
if( p && p->GetId() == SBX_HINT_DYING )
{
xAlias.Clear();
// delete the alias?
if( pParent )
pParent->Remove( this );
}
}
void SbxVariable::Dump( SvStream& rStrm, sal_Bool bFill )
{
rtl::OString aBNameStr(rtl::OUStringToOString(GetName( SbxNAME_SHORT_TYPES ), RTL_TEXTENCODING_ASCII_US));
rStrm << "Variable( "
<< rtl::OString::valueOf(reinterpret_cast<sal_Int64>(this)).getStr() << "=="
<< aBNameStr.getStr();
rtl::OString aBParentNameStr(rtl::OUStringToOString(GetParent()->GetName(), RTL_TEXTENCODING_ASCII_US));
if ( GetParent() )
rStrm << " in parent '" << aBParentNameStr.getStr() << "'";
else
rStrm << " no parent";
rStrm << " ) ";
// output also the object at object-vars
if ( GetValues_Impl().eType == SbxOBJECT &&
GetValues_Impl().pObj &&
GetValues_Impl().pObj != this &&
GetValues_Impl().pObj != GetParent() )
{
rStrm << " contains ";
((SbxObject*) GetValues_Impl().pObj)->Dump( rStrm, bFill );
}
else
rStrm << endl;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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