AOO410/main/basic/source/sbx/sbxcoll.cxx

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


#include <tools/stream.hxx>

#include <basic/sbx.hxx>
#include "sbxres.hxx"

TYPEINIT1(SbxCollection,SbxObject)
TYPEINIT1(SbxStdCollection,SbxCollection)

static const char* pCount;
static const char* pAdd;
static const char* pItem;
static const char* pRemove;
static sal_uInt16 nCountHash = 0, nAddHash, nItemHash, nRemoveHash;

/////////////////////////////////////////////////////////////////////////

SbxCollection::SbxCollection( const XubString& rClass )
			 : SbxObject( rClass )
{
	if( !nCountHash )
	{
		pCount  = GetSbxRes( STRING_COUNTPROP );
		pAdd    = GetSbxRes( STRING_ADDMETH );
		pItem   = GetSbxRes( STRING_ITEMMETH );
		pRemove = GetSbxRes( STRING_REMOVEMETH );
		nCountHash  = MakeHashCode( String::CreateFromAscii( pCount ) );
		nAddHash    = MakeHashCode( String::CreateFromAscii( pAdd ) );
		nItemHash   = MakeHashCode( String::CreateFromAscii( pItem ) );
		nRemoveHash = MakeHashCode( String::CreateFromAscii( pRemove ) );
	}
	Initialize();
	// Fuer Zugriffe auf sich selbst
	StartListening( GetBroadcaster(), sal_True );
}

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( SBX_FIXED );
	ResetFlag( SBX_WRITE );
	SbxVariable* p;
	p = Make( String::CreateFromAscii( pCount ), SbxCLASS_PROPERTY, SbxINTEGER );
	p->ResetFlag( SBX_WRITE );
	p->SetFlag( SBX_DONTSTORE );
	p = Make( String::CreateFromAscii( pAdd ), SbxCLASS_METHOD, SbxEMPTY );
	p->SetFlag( SBX_DONTSTORE );
	p = Make( String::CreateFromAscii( pItem ), SbxCLASS_METHOD, SbxOBJECT );
	p->SetFlag( SBX_DONTSTORE );
	p = Make( String::CreateFromAscii( pRemove ), SbxCLASS_METHOD, SbxEMPTY );
	p->SetFlag( SBX_DONTSTORE );
}

SbxVariable* SbxCollection::FindUserData( sal_uInt32 nData )
{
	if( GetParameters() )
	{
		SbxObject* pObj = (SbxObject*) GetObject();
		return pObj ? pObj->FindUserData( nData ) : NULL;
	}
	else
		return SbxObject::FindUserData( nData );
}

SbxVariable* SbxCollection::Find( const XubString& rName, SbxClassType t )
{
	if( GetParameters() )
	{
		SbxObject* pObj = (SbxObject*) GetObject();
		return pObj ? pObj->Find( rName, t ) : NULL;
	}
	else
		return SbxObject::Find( rName, t );
}

void SbxCollection::SFX_NOTIFY( SfxBroadcaster& rCst, const TypeId& rId1,
								const SfxHint& rHint, const TypeId& rId2 )
{
	const SbxHint* p = PTR_CAST(SbxHint,&rHint);
	if( p )
	{
		sal_uIntPtr nId = p->GetId();
		sal_Bool bRead  = sal_Bool( nId == SBX_HINT_DATAWANTED );
		sal_Bool bWrite = sal_Bool( nId == SBX_HINT_DATACHANGED );
		SbxVariable* pVar = p->GetVar();
		SbxArray* pArg = pVar->GetParameters();
		if( bRead || bWrite )
		{
			XubString aVarName( pVar->GetName() );
			if( pVar == this )
				CollItem( pArg );
			else if( pVar->GetHashCode() == nCountHash
				  && aVarName.EqualsIgnoreCaseAscii( pCount ) )
				pVar->PutLong( pObjs->Count() );
			else if( pVar->GetHashCode() == nAddHash
				  && aVarName.EqualsIgnoreCaseAscii( pAdd ) )
				CollAdd( pArg );
			else if( pVar->GetHashCode() == nItemHash
				  && aVarName.EqualsIgnoreCaseAscii( pItem ) )
				CollItem( pArg );
			else if( pVar->GetHashCode() == nRemoveHash
				  && aVarName.EqualsIgnoreCaseAscii( pRemove ) )
				CollRemove( pArg );
			else
				SbxObject::SFX_NOTIFY( rCst, rId1, rHint, rId2 );
			return;
		}
	}
	SbxObject::SFX_NOTIFY( rCst, rId1, rHint, rId2 );
}

// Default: Argument ist Objekt

void SbxCollection::CollAdd( SbxArray* pPar_ )
{
	if( pPar_->Count() != 2 )
		SetError( SbxERR_WRONG_ARGS );
	else
	{
		SbxBase* pObj = pPar_->Get( 1 )->GetObject();
		if( !pObj || !( pObj->ISA(SbxObject) ) )
			SetError( SbxERR_NOTIMP );
		else
			Insert( (SbxObject*) pObj );
	}
}

// Default: Index ab 1 oder der Objektname

void SbxCollection::CollItem( SbxArray* pPar_ )
{
	if( pPar_->Count() != 2 )
		SetError( SbxERR_WRONG_ARGS );
	else
	{
		SbxVariable* pRes = NULL;
		SbxVariable* p = pPar_->Get( 1 );
		if( p->GetType() == SbxSTRING )
			pRes = Find( p->GetString(), SbxCLASS_OBJECT );
		else
		{
			short n = p->GetInteger();
			if( n >= 1 && n <= (short) pObjs->Count() )
				pRes = pObjs->Get( (sal_uInt16) n - 1 );
		}
		if( !pRes )
			SetError( SbxERR_BAD_INDEX );
		pPar_->Get( 0 )->PutObject( pRes );
	}
}

// Default: Index ab 1

void SbxCollection::CollRemove( SbxArray* pPar_ )
{
	if( pPar_->Count() != 2 )
		SetError( SbxERR_WRONG_ARGS );
	else
	{
		short n = pPar_->Get( 1 )->GetInteger();
		if( n < 1 || n > (short) pObjs->Count() )
			SetError( SbxERR_BAD_INDEX );
		else
			Remove( pObjs->Get( (sal_uInt16) n - 1 ) );
	}
}

sal_Bool SbxCollection::LoadData( SvStream& rStrm, sal_uInt16 nVer )
{
	sal_Bool bRes = SbxObject::LoadData( rStrm, nVer );
	Initialize();
	return bRes;
}

/////////////////////////////////////////////////////////////////////////

SbxStdCollection::SbxStdCollection
					( const XubString& rClass, const XubString& rElem, sal_Bool b )
				  : SbxCollection( rClass ), aElemClass( rElem ),
					bAddRemoveOk( b )
{}

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.EqualsIgnoreCaseAscii( aElemClass ) )
			SetError( SbxERR_CONVERSION );
		else
			SbxCollection::operator=( r );
	}
	return *this;
}

SbxStdCollection::~SbxStdCollection()
{}

// Default: Fehler, wenn falsches Objekt

void SbxStdCollection::Insert( SbxVariable* p )
{
	SbxObject* pObj = PTR_CAST(SbxObject,p);
	if( pObj && !pObj->IsClass( aElemClass ) )
		SetError( SbxERR_BAD_ACTION );
	else
		SbxCollection::Insert( p );
}

void SbxStdCollection::CollAdd( SbxArray* pPar_ )
{
	if( !bAddRemoveOk )
		SetError( SbxERR_BAD_ACTION );
	else
		SbxCollection::CollAdd( pPar_ );
}

void SbxStdCollection::CollRemove( SbxArray* pPar_ )
{
	if( !bAddRemoveOk )
		SetError( SbxERR_BAD_ACTION );
	else
		SbxCollection::CollRemove( pPar_ );
}

sal_Bool SbxStdCollection::LoadData( SvStream& rStrm, sal_uInt16 nVer )
{
	sal_Bool bRes = SbxCollection::LoadData( rStrm, nVer );
	if( bRes )
	{
		rStrm.ReadByteString( aElemClass, RTL_TEXTENCODING_ASCII_US );
		rStrm >> bAddRemoveOk;
	}
	return bRes;
}

sal_Bool SbxStdCollection::StoreData( SvStream& rStrm ) const
{
	sal_Bool bRes = SbxCollection::StoreData( rStrm );
	if( bRes )
	{
		rStrm.WriteByteString( aElemClass, RTL_TEXTENCODING_ASCII_US );
		rStrm << bAddRemoveOk;
	}
	return bRes;
}