xref: /AOO41X/main/basic/source/runtime/step2.cxx (revision 0848378beb0d0fcd9a9bf3cafa6204dbc20d39f7)
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4  * or more contributor license agreements.  See the NOTICE file
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11  *   http://www.apache.org/licenses/LICENSE-2.0
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13  * Unless required by applicable law or agreed to in writing,
14  * software distributed under the License is distributed on an
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21 
22 
23 
24 // MARKER(update_precomp.py): autogen include statement, do not remove
25 #include "precompiled_basic.hxx"
26 
27 #include "runtime.hxx"
28 #ifndef GCC
29 #endif
30 #include "iosys.hxx"
31 #include "image.hxx"
32 #include "sbintern.hxx"
33 #include "sbunoobj.hxx"
34 #include "opcodes.hxx"
35 
36 #include <com/sun/star/container/XIndexAccess.hpp>
37 #include <com/sun/star/script/XDefaultMethod.hpp>
38 #include <com/sun/star/beans/XPropertySet.hpp>
39 #include <com/sun/star/uno/Any.hxx>
40 #include <comphelper/processfactory.hxx>
41 
42 using namespace com::sun::star::uno;
43 using namespace com::sun::star::container;
44 using namespace com::sun::star::lang;
45 using namespace com::sun::star::beans;
46 using namespace com::sun::star::script;
47 
48 using com::sun::star::uno::Reference;
49 
50 SbxVariable* getVBAConstant( const String& rName );
51 
52 // Suchen eines Elements
53 // Die Bits im String-ID:
54 // 0x8000 - Argv ist belegt
55 
FindElement(SbxObject * pObj,sal_uInt32 nOp1,sal_uInt32 nOp2,SbError nNotFound,sal_Bool bLocal,sal_Bool bStatic)56 SbxVariable* SbiRuntime::FindElement
57     ( SbxObject* pObj, sal_uInt32 nOp1, sal_uInt32 nOp2, SbError nNotFound, sal_Bool bLocal, sal_Bool bStatic )
58 {
59     bool bIsVBAInterOp = SbiRuntime::isVBAEnabled();
60     if( bIsVBAInterOp )
61     {
62         StarBASIC* pMSOMacroRuntimeLib = GetSbData()->pMSOMacroRuntimLib;
63         if( pMSOMacroRuntimeLib != NULL )
64             pMSOMacroRuntimeLib->ResetFlag( SBX_EXTSEARCH );
65     }
66 
67     SbxVariable* pElem = NULL;
68     if( !pObj )
69     {
70         Error( SbERR_NO_OBJECT );
71         pElem = new SbxVariable;
72     }
73     else
74     {
75         sal_Bool bFatalError = sal_False;
76         SbxDataType t = (SbxDataType) nOp2;
77         String aName( pImg->GetString( static_cast<short>( nOp1 & 0x7FFF ) ) );
78         // Hacky capture of Evaluate [] syntax
79         // this should be tackled I feel at the pcode level
80         if ( bIsVBAInterOp && aName.Search('[') == 0 )
81         {
82             // emulate pcode here
83             StepARGC();
84             // psuedo StepLOADSC
85             String sArg = aName.Copy( 1, aName.Len() - 2 );
86             SbxVariable* p = new SbxVariable;
87             p->PutString( sArg );
88             PushVar( p );
89             //
90             StepARGV();
91             nOp1 = nOp1 | 0x8000; // indicate params are present
92             aName = String::CreateFromAscii("Evaluate");
93         }
94         if( bLocal )
95         {
96             if ( bStatic )
97             {
98                 if ( pMeth )
99                     pElem = pMeth->GetStatics()->Find( aName, SbxCLASS_DONTCARE );
100             }
101 
102             if ( !pElem )
103                 pElem = refLocals->Find( aName, SbxCLASS_DONTCARE );
104         }
105         if( !pElem )
106         {
107             // Die RTL brauchen wir nicht mehr zu durchsuchen!
108             sal_Bool bSave = rBasic.bNoRtl;
109             rBasic.bNoRtl = sal_True;
110             pElem = pObj->Find( aName, SbxCLASS_DONTCARE );
111 
112             // #110004, #112015: Make private really private
113             if( bLocal && pElem )   // Local as flag for global search
114             {
115                 if( pElem->IsSet( SBX_PRIVATE ) )
116                 {
117                     SbiInstance* pInst_ = pINST;
118                     if( pInst_ && pInst_->IsCompatibility() && pObj != pElem->GetParent() )
119                         pElem = NULL;   // Found but in wrong module!
120 
121                     // Interfaces: Use SBX_EXTFOUND
122                 }
123             }
124             rBasic.bNoRtl = bSave;
125 
126             // Ist es ein globaler Uno-Bezeichner?
127             if( bLocal && !pElem )
128             {
129                 bool bSetName = true; // preserve normal behaviour
130 
131                 // i#i68894# if VBAInterOp favour searching vba globals
132                 // over searching for uno classess
133                 if ( bVBAEnabled )
134                 {
135                     // Try Find in VBA symbols space
136                     pElem = rBasic.VBAFind( aName, SbxCLASS_DONTCARE );
137                     if ( pElem )
138                         bSetName = false; // don't overwrite uno name
139                     else
140                         pElem = getVBAConstant( aName );
141                 }
142 
143                 if( !pElem )
144                 {
145                     // #72382 VORSICHT! Liefert jetzt wegen unbekannten
146                     // Modulen IMMER ein Ergebnis!
147                     SbUnoClass* pUnoClass = findUnoClass( aName );
148                     if( pUnoClass )
149                     {
150                         pElem = new SbxVariable( t );
151                         SbxValues aRes( SbxOBJECT );
152                         aRes.pObj = pUnoClass;
153                         pElem->SbxVariable::Put( aRes );
154                     }
155                 }
156 
157                 // #62939 Wenn eine Uno-Klasse gefunden wurde, muss
158                 // das Wrapper-Objekt gehalten werden, da sonst auch
159                 // die Uno-Klasse, z.B. "stardiv" immer wieder neu
160                 // aus der Registry gelesen werden muss
161                 if( pElem )
162                 {
163                     // #63774 Darf nicht mit gespeichert werden!!!
164                     pElem->SetFlag( SBX_DONTSTORE );
165                     pElem->SetFlag( SBX_NO_MODIFY);
166 
167                     // #72382 Lokal speichern, sonst werden alle implizit
168                     // deklarierten Vars automatisch global !
169                     if ( bSetName )
170                         pElem->SetName( aName );
171                     refLocals->Put( pElem, refLocals->Count() );
172                 }
173             }
174 
175             if( !pElem )
176             {
177                 // Nicht da und nicht im Objekt?
178                 // Hat das Ding Parameter, nicht einrichten!
179                 if( nOp1 & 0x8000 )
180                     bFatalError = sal_True;
181                     // ALT: StarBASIC::FatalError( nNotFound );
182 
183                 // Sonst, falls keine Parameter sind, anderen Error Code verwenden
184                 if( !bLocal || pImg->GetFlag( SBIMG_EXPLICIT ) )
185                 {
186                     // #39108 Bei explizit und als ELEM immer ein Fatal Error
187                     bFatalError = sal_True;
188 
189                     // Falls keine Parameter sind, anderen Error Code verwenden
190                     if( !( nOp1 & 0x8000 ) && nNotFound == SbERR_PROC_UNDEFINED )
191                         nNotFound = SbERR_VAR_UNDEFINED;
192                 }
193                 if( bFatalError )
194                 {
195                     // #39108 Statt FatalError zu setzen, Dummy-Variable liefern
196                     if( !xDummyVar.Is() )
197                         xDummyVar = new SbxVariable( SbxVARIANT );
198                     pElem = xDummyVar;
199 
200                     // Parameter von Hand loeschen
201                     ClearArgvStack();
202 
203                     // Normalen Error setzen
204                     Error( nNotFound, aName );
205                 }
206                 else
207                 {
208                     if ( bStatic )
209                         pElem = StepSTATIC_Impl( aName, t );
210                     if ( !pElem )
211                     {
212                         // Sonst Variable neu anlegen
213                         pElem = new SbxVariable( t );
214                         if( t != SbxVARIANT )
215                             pElem->SetFlag( SBX_FIXED );
216                         pElem->SetName( aName );
217                         refLocals->Put( pElem, refLocals->Count() );
218                     }
219                 }
220             }
221         }
222         // #39108 Args koennen schon geloescht sein!
223         if( !bFatalError )
224             SetupArgs( pElem, nOp1 );
225         // Ein bestimmter Call-Type wurde gewuenscht, daher muessen
226         // wir hier den Typ setzen und das Ding anfassen, um den
227         // korrekten Returnwert zu erhalten!
228         if( pElem->IsA( TYPE(SbxMethod) ) )
229         {
230             // Soll der Typ konvertiert werden?
231             SbxDataType t2 = pElem->GetType();
232             sal_Bool bSet = sal_False;
233             if( !( pElem->GetFlags() & SBX_FIXED ) )
234             {
235                 if( t != SbxVARIANT && t != t2 &&
236                     t >= SbxINTEGER && t <= SbxSTRING )
237                     pElem->SetType( t ), bSet = sal_True;
238             }
239             // pElem auf eine Ref zuweisen, um ggf. eine Temp-Var zu loeschen
240             SbxVariableRef refTemp = pElem;
241 
242             // Moegliche Reste vom letzten Aufruf der SbxMethod beseitigen
243             // Vorher Schreiben freigeben, damit kein Error gesetzt wird.
244             sal_uInt16 nSavFlags = pElem->GetFlags();
245             pElem->SetFlag( SBX_READWRITE | SBX_NO_BROADCAST );
246             pElem->SbxValue::Clear();
247             pElem->SetFlags( nSavFlags );
248 
249             // Erst nach dem Setzen anfassen, da z.B. LEFT()
250             // den Unterschied zwischen Left$() und Left() kennen muss
251 
252             // AB 12.8.96: Da in PopVar() die Parameter von Methoden weggehauen
253             // werden, muessen wir hier explizit eine neue SbxMethod anlegen
254             SbxVariable* pNew = new SbxMethod( *((SbxMethod*)pElem) ); // das ist der Call!
255             //ALT: SbxVariable* pNew = new SbxVariable( *pElem ); // das ist der Call!
256 
257             pElem->SetParameters(0); // sonst bleibt Ref auf sich selbst
258             pNew->SetFlag( SBX_READWRITE );
259 
260             // den Datentypen zuruecksetzen?
261             if( bSet )
262                 pElem->SetType( t2 );
263             pElem = pNew;
264         }
265         // Index-Access bei UnoObjekten beruecksichtigen
266         // definitely we want this for VBA where properties are often
267         // collections ( which need index access ), but lets only do
268         // this if we actually have params following
269         else if( bVBAEnabled && pElem->ISA(SbUnoProperty) && pElem->GetParameters() )
270         {
271             // pElem auf eine Ref zuweisen, um ggf. eine Temp-Var zu loeschen
272             SbxVariableRef refTemp = pElem;
273 
274             // Variable kopieren und dabei den Notify aufloesen
275             SbxVariable* pNew = new SbxVariable( *((SbxVariable*)pElem) ); // das ist der Call!
276             pElem->SetParameters( NULL ); // sonst bleibt Ref auf sich selbst
277             pElem = pNew;
278         }
279     }
280     return CheckArray( pElem );
281 }
282 
283 // Find-Funktion ueber Name fuer aktuellen Scope (z.B. Abfrage aus BASIC-IDE)
FindElementExtern(const String & rName)284 SbxBase* SbiRuntime::FindElementExtern( const String& rName )
285 {
286     // Hinweis zu #35281#: Es darf nicht davon ausgegangen werden, dass
287     // pMeth != null, da im RunInit noch keine gesetzt ist.
288 
289     SbxVariable* pElem = NULL;
290     if( !pMod || !rName.Len() )
291         return NULL;
292 
293     // Lokal suchen
294     if( refLocals )
295         pElem = refLocals->Find( rName, SbxCLASS_DONTCARE );
296 
297     // In Statics suchen
298     if ( !pElem && pMeth )
299     {
300         // Bei Statics, Name der Methode davor setzen
301         String aMethName = pMeth->GetName();
302         aMethName += ':';
303         aMethName += rName;
304         pElem = pMod->Find(aMethName, SbxCLASS_DONTCARE);
305     }
306 
307     // In Parameter-Liste suchen
308     if( !pElem && pMeth )
309     {
310         SbxInfo* pInfo = pMeth->GetInfo();
311         if( pInfo && refParams )
312         {
313             sal_uInt16 nParamCount = refParams->Count();
314             sal_uInt16 j = 1;
315             const SbxParamInfo* pParam = pInfo->GetParam( j );
316             while( pParam )
317             {
318                 if( pParam->aName.EqualsIgnoreCaseAscii( rName ) )
319                 {
320                     if( j >= nParamCount )
321                     {
322                         // Parameter is missing
323                         pElem = new SbxVariable( SbxSTRING );
324                         pElem->PutString( String( RTL_CONSTASCII_USTRINGPARAM("<missing parameter>" ) ) );
325                     }
326                     else
327                     {
328                         pElem = refParams->Get( j );
329                     }
330                     break;
331                 }
332                 pParam = pInfo->GetParam( ++j );
333             }
334         }
335     }
336 
337     // Im Modul suchen
338     if( !pElem )
339     {
340         // RTL nicht durchsuchen!
341         sal_Bool bSave = rBasic.bNoRtl;
342         rBasic.bNoRtl = sal_True;
343         pElem = pMod->Find( rName, SbxCLASS_DONTCARE );
344         rBasic.bNoRtl = bSave;
345     }
346     return pElem;
347 }
348 
349 
350 // Argumente eines Elements setzen
351 // Dabei auch die Argumente umsetzen, falls benannte Parameter
352 // verwendet wurden
353 
SetupArgs(SbxVariable * p,sal_uInt32 nOp1)354 void SbiRuntime::SetupArgs( SbxVariable* p, sal_uInt32 nOp1 )
355 {
356     if( nOp1 & 0x8000 )
357     {
358         if( !refArgv )
359             StarBASIC::FatalError( SbERR_INTERNAL_ERROR );
360         sal_Bool bHasNamed = sal_False;
361         sal_uInt16 i;
362         sal_uInt16 nArgCount = refArgv->Count();
363         for( i = 1 ; i < nArgCount ; i++ )
364         {
365             if( refArgv->GetAlias( i ).Len() )
366             {
367                 bHasNamed = sal_True; break;
368             }
369         }
370         if( bHasNamed )
371         {
372             // Wir haben mindestens einen benannten Parameter!
373             // Wir muessen also umsortieren
374             // Gibt es Parameter-Infos?
375             SbxInfo* pInfo = p->GetInfo();
376             if( !pInfo )
377             {
378                 bool bError_ = true;
379 
380                 SbUnoMethod* pUnoMethod = PTR_CAST(SbUnoMethod,p);
381                 SbUnoProperty* pUnoProperty = PTR_CAST(SbUnoProperty,p);
382                 if( pUnoMethod || pUnoProperty )
383                 {
384                     SbUnoObject* pParentUnoObj = PTR_CAST( SbUnoObject,p->GetParent() );
385                     if( pParentUnoObj )
386                     {
387                         Any aUnoAny = pParentUnoObj->getUnoAny();
388                         Reference< XInvocation > xInvocation;
389                         aUnoAny >>= xInvocation;
390                         if( xInvocation.is() )  // TODO: if( xOLEAutomation.is() )
391                         {
392                             bError_ = false;
393 
394                             sal_uInt16 nCurPar = 1;
395                             AutomationNamedArgsSbxArray* pArg =
396                                 new AutomationNamedArgsSbxArray( nArgCount );
397                             ::rtl::OUString* pNames = pArg->getNames().getArray();
398                             for( i = 1 ; i < nArgCount ; i++ )
399                             {
400                                 SbxVariable* pVar = refArgv->Get( i );
401                                 const String& rName = refArgv->GetAlias( i );
402                                 if( rName.Len() )
403                                     pNames[i] = rName;
404                                 pArg->Put( pVar, nCurPar++ );
405                             }
406                             refArgv = pArg;
407                         }
408                     }
409                 }
410                 else if( bVBAEnabled && p->GetType() == SbxOBJECT && (!p->ISA(SbxMethod) || !p->IsBroadcaster()) )
411                 {
412                     // Check for default method with named parameters
413                     SbxBaseRef pObj = (SbxBase*)p->GetObject();
414                     if( pObj && pObj->ISA(SbUnoObject) )
415                     {
416                         SbUnoObject* pUnoObj = (SbUnoObject*)(SbxBase*)pObj;
417                         Any aAny = pUnoObj->getUnoAny();
418 
419                         if( aAny.getValueType().getTypeClass() == TypeClass_INTERFACE )
420                         {
421                             Reference< XInterface > x = *(Reference< XInterface >*)aAny.getValue();
422                             Reference< XDefaultMethod > xDfltMethod( x, UNO_QUERY );
423 
424                             rtl::OUString sDefaultMethod;
425                             if ( xDfltMethod.is() )
426                                 sDefaultMethod = xDfltMethod->getDefaultMethodName();
427                             if ( !sDefaultMethod.isEmpty() )
428                             {
429                                 SbxVariable* meth = pUnoObj->Find( sDefaultMethod, SbxCLASS_METHOD );
430                                 if( meth != NULL )
431                                     pInfo = meth->GetInfo();
432                                 if( pInfo )
433                                     bError_ = false;
434                             }
435                         }
436                     }
437                 }
438                 if( bError_ )
439                     Error( SbERR_NO_NAMED_ARGS );
440             }
441             else
442             {
443                 sal_uInt16 nCurPar = 1;
444                 SbxArray* pArg = new SbxArray;
445                 for( i = 1 ; i < nArgCount ; i++ )
446                 {
447                     SbxVariable* pVar = refArgv->Get( i );
448                     const String& rName = refArgv->GetAlias( i );
449                     if( rName.Len() )
450                     {
451                         // nCurPar wird auf den gefundenen Parameter gesetzt
452                         sal_uInt16 j = 1;
453                         const SbxParamInfo* pParam = pInfo->GetParam( j );
454                         while( pParam )
455                         {
456                             if( pParam->aName.EqualsIgnoreCaseAscii( rName ) )
457                             {
458                                 nCurPar = j;
459                                 break;
460                             }
461                             pParam = pInfo->GetParam( ++j );
462                         }
463                         if( !pParam )
464                         {
465                             Error( SbERR_NAMED_NOT_FOUND ); break;
466                         }
467                     }
468                     pArg->Put( pVar, nCurPar++ );
469                 }
470                 refArgv = pArg;
471             }
472         }
473         // Eigene Var als Parameter 0
474         refArgv->Put( p, 0 );
475         p->SetParameters( refArgv );
476         PopArgv();
477     }
478     else
479         p->SetParameters( NULL );
480 }
481 
482 // Holen eines Array-Elements
483 
CheckArray(SbxVariable * pElem)484 SbxVariable* SbiRuntime::CheckArray( SbxVariable* pElem )
485 {
486     // Falls wir ein Array haben, wollen wir bitte das Array-Element!
487     SbxArray* pPar;
488     if( pElem->GetType() & SbxARRAY )
489     {
490         SbxBase* pElemObj = pElem->GetObject();
491         SbxDimArray* pDimArray = PTR_CAST(SbxDimArray,pElemObj);
492         pPar = pElem->GetParameters();
493         if( pDimArray )
494         {
495             // Die Parameter koennen fehlen, wenn ein Array als
496             // Argument uebergeben wird.
497             if( pPar )
498                 pElem = pDimArray->Get( pPar );
499         }
500         else
501         {
502             SbxArray* pArray = PTR_CAST(SbxArray,pElemObj);
503             if( pArray )
504             {
505                 if( !pPar )
506                 {
507                     Error( SbERR_OUT_OF_RANGE );
508                     pElem = new SbxVariable;
509                 }
510                 else
511                     pElem = pArray->Get( pPar->Get( 1 )->GetInteger() );
512             }
513         }
514 
515         // #42940, 0.Parameter zu NULL setzen, damit sich Var nicht selbst haelt
516         if( pPar )
517             pPar->Put( NULL, 0 );
518     }
519     // Index-Access bei UnoObjekten beruecksichtigen
520     else if( pElem->GetType() == SbxOBJECT && (!pElem->ISA(SbxMethod) || (bVBAEnabled && !pElem->IsBroadcaster()) ) )
521     {
522         pPar = pElem->GetParameters();
523         if ( pPar )
524         {
525             // Ist es ein Uno-Objekt?
526             SbxBaseRef pObj = (SbxBase*)pElem->GetObject();
527             if( pObj )
528             {
529                 if( pObj->ISA(SbUnoObject) )
530                 {
531                     SbUnoObject* pUnoObj = (SbUnoObject*)(SbxBase*)pObj;
532                     Any aAny = pUnoObj->getUnoAny();
533 
534                     if( aAny.getValueType().getTypeClass() == TypeClass_INTERFACE )
535                     {
536                         Reference< XInterface > x = *(Reference< XInterface >*)aAny.getValue();
537                         Reference< XIndexAccess > xIndexAccess( x, UNO_QUERY );
538                         if ( !bVBAEnabled )
539                         {
540                             // Haben wir Index-Access?
541                             if( xIndexAccess.is() )
542                             {
543                                 sal_uInt32 nParamCount = (sal_uInt32)pPar->Count() - 1;
544                                 if( nParamCount != 1 )
545                                 {
546                                     StarBASIC::Error( SbERR_BAD_ARGUMENT );
547                                     return pElem;
548                                 }
549 
550                                 // Index holen
551                                 sal_Int32 nIndex = pPar->Get( 1 )->GetLong();
552                                 Reference< XInterface > xRet;
553                                 try
554                                 {
555                                     Any aAny2 = xIndexAccess->getByIndex( nIndex );
556                                     TypeClass eType = aAny2.getValueType().getTypeClass();
557                                     if( eType == TypeClass_INTERFACE )
558                                         xRet = *(Reference< XInterface >*)aAny2.getValue();
559                                 }
560                                 catch (IndexOutOfBoundsException&)
561                                 {
562                                     // Bei Exception erstmal immer von Konvertierungs-Problem ausgehen
563                                     StarBASIC::Error( SbERR_OUT_OF_RANGE );
564                                 }
565 
566                                 // #57847 Immer neue Variable anlegen, sonst Fehler
567                                 // durch PutObject(NULL) bei ReadOnly-Properties.
568                                 pElem = new SbxVariable( SbxVARIANT );
569                                 if( xRet.is() )
570                                 {
571                                     aAny <<= xRet;
572 
573                                     // #67173 Kein Namen angeben, damit echter Klassen-Namen eintragen wird
574                                     String aName;
575                                     SbxObjectRef xWrapper = (SbxObject*)new SbUnoObject( aName, aAny );
576                                     pElem->PutObject( xWrapper );
577                                 }
578                                 else
579                                 {
580                                     pElem->PutObject( NULL );
581                                 }
582                             }
583                         }
584                         else
585                         {
586                             rtl::OUString sDefaultMethod;
587 
588                             Reference< XDefaultMethod > xDfltMethod( x, UNO_QUERY );
589 
590                             if ( xDfltMethod.is() )
591                                 sDefaultMethod = xDfltMethod->getDefaultMethodName();
592                             else if( xIndexAccess.is() )
593                                 sDefaultMethod = rtl::OUString( RTL_CONSTASCII_USTRINGPARAM( "getByIndex" ) );
594 
595                             if ( !sDefaultMethod.isEmpty() )
596                             {
597                                 SbxVariable* meth = pUnoObj->Find( sDefaultMethod, SbxCLASS_METHOD );
598                                 SbxVariableRef refTemp = meth;
599                                 if ( refTemp )
600                                 {
601                                     meth->SetParameters( pPar );
602                                     SbxVariable* pNew = new SbxMethod( *(SbxMethod*)meth );
603                                     pElem = pNew;
604                                 }
605                             }
606                         }
607                     }
608 
609                     // #42940, 0.Parameter zu NULL setzen, damit sich Var nicht selbst haelt
610                     pPar->Put( NULL, 0 );
611                 }
612                 else if( pObj->ISA(BasicCollection) )
613                 {
614                     BasicCollection* pCol = (BasicCollection*)(SbxBase*)pObj;
615                     pElem = new SbxVariable( SbxVARIANT );
616                     pPar->Put( pElem, 0 );
617                     pCol->CollItem( pPar );
618                 }
619             }
620             else if( bVBAEnabled )  // !pObj
621             {
622                 SbxArray* pParam = pElem->GetParameters();
623                 if( pParam != NULL && !pElem->IsSet( SBX_VAR_TO_DIM ) )
624                     Error( SbERR_NO_OBJECT );
625             }
626         }
627     }
628 
629     return pElem;
630 }
631 
632 // Laden eines Elements aus der Runtime-Library (+StringID+Typ)
633 
StepRTL(sal_uInt32 nOp1,sal_uInt32 nOp2)634 void SbiRuntime::StepRTL( sal_uInt32 nOp1, sal_uInt32 nOp2 )
635 {
636     PushVar( FindElement( rBasic.pRtl, nOp1, nOp2, SbERR_PROC_UNDEFINED, sal_False ) );
637 }
638 
639 void
StepFIND_Impl(SbxObject * pObj,sal_uInt32 nOp1,sal_uInt32 nOp2,SbError nNotFound,sal_Bool bLocal,sal_Bool bStatic)640 SbiRuntime::StepFIND_Impl( SbxObject* pObj, sal_uInt32 nOp1, sal_uInt32 nOp2, SbError nNotFound, sal_Bool bLocal, sal_Bool bStatic )
641 {
642     if( !refLocals )
643         refLocals = new SbxArray;
644     PushVar( FindElement( pObj, nOp1, nOp2, nNotFound, bLocal, bStatic ) );
645 }
646 // Laden einer lokalen/globalen Variablen (+StringID+Typ)
647 
StepFIND(sal_uInt32 nOp1,sal_uInt32 nOp2)648 void SbiRuntime::StepFIND( sal_uInt32 nOp1, sal_uInt32 nOp2 )
649 {
650     StepFIND_Impl( pMod, nOp1, nOp2, SbERR_PROC_UNDEFINED, sal_True );
651 }
652 
653 // Search inside a class module (CM) to enable global search in time
StepFIND_CM(sal_uInt32 nOp1,sal_uInt32 nOp2)654 void SbiRuntime::StepFIND_CM( sal_uInt32 nOp1, sal_uInt32 nOp2 )
655 {
656 
657     SbClassModuleObject* pClassModuleObject = PTR_CAST(SbClassModuleObject,pMod);
658     if( pClassModuleObject )
659         pMod->SetFlag( SBX_GBLSEARCH );
660 
661     StepFIND_Impl( pMod, nOp1, nOp2, SbERR_PROC_UNDEFINED, sal_True );
662 
663     if( pClassModuleObject )
664         pMod->ResetFlag( SBX_GBLSEARCH );
665 }
666 
StepFIND_STATIC(sal_uInt32 nOp1,sal_uInt32 nOp2)667 void SbiRuntime::StepFIND_STATIC( sal_uInt32 nOp1, sal_uInt32 nOp2 )
668 {
669     StepFIND_Impl( pMod, nOp1, nOp2, SbERR_PROC_UNDEFINED, sal_True, sal_True );
670 }
671 
672 // Laden eines Objekt-Elements (+StringID+Typ)
673 // Das Objekt liegt auf TOS
674 
StepELEM(sal_uInt32 nOp1,sal_uInt32 nOp2)675 void SbiRuntime::StepELEM( sal_uInt32 nOp1, sal_uInt32 nOp2 )
676 {
677     // Liegt auf dem TOS ein Objekt?
678     SbxVariableRef pObjVar = PopVar();
679 
680     SbxObject* pObj = PTR_CAST(SbxObject,(SbxVariable*) pObjVar);
681     if( !pObj )
682     {
683         SbxBase* pObjVarObj = pObjVar->GetObject();
684         pObj = PTR_CAST(SbxObject,pObjVarObj);
685     }
686 
687     // #56368 Bei StepElem Referenz sichern, sonst koennen Objekte
688     // in Qualifizierungsketten wie ActiveComponent.Selection(0).Text
689     // zu fueh die Referenz verlieren
690     // #74254 Jetzt per Liste
691     if( pObj )
692         SaveRef( (SbxVariable*)pObj );
693 
694     PushVar( FindElement( pObj, nOp1, nOp2, SbERR_NO_METHOD, sal_False ) );
695 }
696 
697 // Laden eines Parameters (+Offset+Typ)
698 // Wenn der Datentyp nicht stimmen sollte, eine Kopie anlegen
699 // Der Datentyp SbxEMPTY zeigt an, daa kein Parameter angegeben ist.
700 // Get( 0 ) darf EMPTY sein
701 
StepPARAM(sal_uInt32 nOp1,sal_uInt32 nOp2)702 void SbiRuntime::StepPARAM( sal_uInt32 nOp1, sal_uInt32 nOp2 )
703 {
704     sal_uInt16 i = static_cast<sal_uInt16>( nOp1 & 0x7FFF );
705     SbxDataType t = (SbxDataType) nOp2;
706     SbxVariable* p;
707 
708     // #57915 Missing sauberer loesen
709     sal_uInt16 nParamCount = refParams->Count();
710     if( i >= nParamCount )
711     {
712         sal_Int16 iLoop = i;
713         while( iLoop >= nParamCount )
714         {
715             p = new SbxVariable();
716 
717             if( SbiRuntime::isVBAEnabled() &&
718                 (t == SbxOBJECT || t == SbxSTRING) )
719             {
720                 if( t == SbxOBJECT )
721                     p->PutObject( NULL );
722                 else
723                     p->PutString( String() );
724             }
725             else
726                 p->PutErr( 448 );       // Wie in VB: Error-Code 448 (SbERR_NAMED_NOT_FOUND)
727 
728             refParams->Put( p, iLoop );
729             iLoop--;
730         }
731     }
732     p = refParams->Get( i );
733 
734     if( p->GetType() == SbxERROR && ( i ) )
735     //if( p->GetType() == SbxEMPTY && ( i ) )
736     {
737         // Wenn ein Parameter fehlt, kann er OPTIONAL sein
738         sal_Bool bOpt = sal_False;
739         if( pMeth )
740         {
741             SbxInfo* pInfo = pMeth->GetInfo();
742             if ( pInfo )
743             {
744                 const SbxParamInfo* pParam = pInfo->GetParam( i );
745                 if( pParam && ( (pParam->nFlags & SBX_OPTIONAL) != 0 ) )
746                 {
747                     // Default value?
748                     sal_uInt16 nDefaultId = sal::static_int_cast< sal_uInt16 >(
749                         pParam->nUserData & 0xffff );
750                     if( nDefaultId > 0 )
751                     {
752                         String aDefaultStr = pImg->GetString( nDefaultId );
753                         p = new SbxVariable();
754                         p->PutString( aDefaultStr );
755                         refParams->Put( p, i );
756                     }
757                     bOpt = sal_True;
758                 }
759             }
760         }
761         if( bOpt == sal_False )
762             Error( SbERR_NOT_OPTIONAL );
763     }
764     else if( t != SbxVARIANT && (SbxDataType)(p->GetType() & 0x0FFF ) != t )
765     {
766         SbxVariable* q = new SbxVariable( t );
767         SaveRef( q );
768         *q = *p;
769         p = q;
770     }
771     SetupArgs( p, nOp1 );
772     PushVar( CheckArray( p ) );
773 }
774 
775 // Case-Test (+True-Target+Test-Opcode)
776 
StepCASEIS(sal_uInt32 nOp1,sal_uInt32 nOp2)777 void SbiRuntime::StepCASEIS( sal_uInt32 nOp1, sal_uInt32 nOp2 )
778 {
779     if( !refCaseStk || !refCaseStk->Count() )
780         StarBASIC::FatalError( SbERR_INTERNAL_ERROR );
781     else
782     {
783         SbxVariableRef xComp = PopVar();
784         SbxVariableRef xCase = refCaseStk->Get( refCaseStk->Count() - 1 );
785         if( xCase->Compare( (SbxOperator) nOp2, *xComp ) )
786             StepJUMP( nOp1 );
787     }
788 }
789 
790 // Aufruf einer DLL-Prozedur (+StringID+Typ)
791 // Auch hier zeigt das MSB des StringIDs an, dass Argv belegt ist
792 
StepCALL(sal_uInt32 nOp1,sal_uInt32 nOp2)793 void SbiRuntime::StepCALL( sal_uInt32 nOp1, sal_uInt32 nOp2 )
794 {
795     String aName = pImg->GetString( static_cast<short>( nOp1 & 0x7FFF ) );
796     SbxArray* pArgs = NULL;
797     if( nOp1 & 0x8000 )
798         pArgs = refArgv;
799     DllCall( aName, aLibName, pArgs, (SbxDataType) nOp2, sal_False );
800     aLibName = String();
801     if( nOp1 & 0x8000 )
802         PopArgv();
803 }
804 
805 // Aufruf einer DLL-Prozedur nach CDecl (+StringID+Typ)
806 // Auch hier zeigt das MSB des StringIDs an, dass Argv belegt ist
807 
StepCALLC(sal_uInt32 nOp1,sal_uInt32 nOp2)808 void SbiRuntime::StepCALLC( sal_uInt32 nOp1, sal_uInt32 nOp2 )
809 {
810     String aName = pImg->GetString( static_cast<short>( nOp1 & 0x7FFF ) );
811     SbxArray* pArgs = NULL;
812     if( nOp1 & 0x8000 )
813         pArgs = refArgv;
814     DllCall( aName, aLibName, pArgs, (SbxDataType) nOp2, sal_True );
815     aLibName = String();
816     if( nOp1 & 0x8000 )
817         PopArgv();
818 }
819 
820 
821 // Beginn eines Statements (+Line+Col)
822 
StepSTMNT(sal_uInt32 nOp1,sal_uInt32 nOp2)823 void SbiRuntime::StepSTMNT( sal_uInt32 nOp1, sal_uInt32 nOp2 )
824 {
825     // Wenn der Expr-Stack am Anfang einen Statements eine Variable enthaelt,
826     // hat ein Trottel X als Funktion aufgerufen, obwohl es eine Variable ist!
827     sal_Bool bFatalExpr = sal_False;
828     String sUnknownMethodName;
829     if( nExprLvl > 1 )
830         bFatalExpr = sal_True;
831     else if( nExprLvl )
832     {
833         SbxVariable* p = refExprStk->Get( 0 );
834         if( p->GetRefCount() > 1
835          && refLocals.Is() && refLocals->Find( p->GetName(), p->GetClass() ) )
836         {
837             sUnknownMethodName = p->GetName();
838             bFatalExpr = sal_True;
839         }
840     }
841     // Der Expr-Stack ist nun nicht mehr notwendig
842     ClearExprStack();
843 
844     // #56368 Kuenstliche Referenz fuer StepElem wieder freigeben,
845     // damit sie nicht ueber ein Statement hinaus erhalten bleibt
846     //refSaveObj = NULL;
847     // #74254 Jetzt per Liste
848     ClearRefs();
849 
850     // Wir muessen hier hart abbrechen, da sonst Zeile und Spalte nicht mehr
851     // stimmen!
852     if( bFatalExpr)
853     {
854         StarBASIC::FatalError( SbERR_NO_METHOD, sUnknownMethodName );
855         return;
856     }
857     pStmnt = pCode - 9;
858     sal_uInt16 nOld = nLine;
859     nLine = static_cast<short>( nOp1 );
860 
861     // #29955 & 0xFF, um for-Schleifen-Ebene wegzufiltern
862     nCol1 = static_cast<short>( nOp2 & 0xFF );
863 
864     // Suchen des naechsten STMNT-Befehls,
865     // um die End-Spalte dieses Statements zu setzen
866     // Searches of the next STMNT instruction,
867     // around the final column of this statement to set
868 
869     nCol2 = 0xffff;
870     sal_uInt16 n1, n2;
871     const sal_uInt8* p = pMod->FindNextStmnt( pCode, n1, n2 );
872     if( p )
873     {
874         if( n1 == nOp1 )
875         {
876             // #29955 & 0xFF, um for-Schleifen-Ebene wegzufiltern
877             nCol2 = (n2 & 0xFF) - 1;
878         }
879     }
880 
881     // #29955 for-Schleifen-Ebene korrigieren, #67452 NICHT im Error-Handler sonst Chaos
882     if( !bInError )
883     {
884         // (Bei Spr�ngen aus Schleifen tritt hier eine Differenz auf)
885         sal_uInt16 nExspectedForLevel = static_cast<sal_uInt16>( nOp2 / 0x100 );
886         if( pGosubStk )
887             nExspectedForLevel = nExspectedForLevel + pGosubStk->nStartForLvl;
888 
889         // Wenn der tatsaechliche For-Level zu klein ist, wurde aus
890         // einer Schleife heraus gesprungen -> korrigieren
891         while( nForLvl > nExspectedForLevel )
892             PopFor();
893     }
894 
895     // 16.10.96: #31460 Neues Konzept fuer StepInto/Over/Out
896     // Erkl�rung siehe bei _ImplGetBreakCallLevel.
897     if( pInst->nCallLvl <= pInst->nBreakCallLvl )
898     //if( nFlags & SbDEBUG_STEPINTO )
899     {
900         StarBASIC* pStepBasic = GetCurrentBasic( &rBasic );
901         sal_uInt16 nNewFlags = pStepBasic->StepPoint( nLine, nCol1, nCol2 );
902 
903         // Neuen BreakCallLevel ermitteln
904         pInst->CalcBreakCallLevel( nNewFlags );
905     }
906 
907     // Breakpoints nur bei STMNT-Befehlen in neuer Zeile!
908     else if( ( nOp1 != nOld )
909         && ( nFlags & SbDEBUG_BREAK )
910         && pMod->IsBP( static_cast<sal_uInt16>( nOp1 ) ) )
911     {
912         StarBASIC* pBreakBasic = GetCurrentBasic( &rBasic );
913         sal_uInt16 nNewFlags = pBreakBasic->BreakPoint( nLine, nCol1, nCol2 );
914 
915         // Neuen BreakCallLevel ermitteln
916         pInst->CalcBreakCallLevel( nNewFlags );
917         //16.10.96, ALT:
918         //if( nNewFlags != SbDEBUG_CONTINUE )
919         //  nFlags = nNewFlags;
920     }
921 }
922 
923 // (+SvStreamFlags+Flags)
924 // Stack: Blocklaenge
925 //        Kanalnummer
926 //        Dateiname
927 
StepOPEN(sal_uInt32 nOp1,sal_uInt32 nOp2)928 void SbiRuntime::StepOPEN( sal_uInt32 nOp1, sal_uInt32 nOp2 )
929 {
930     SbxVariableRef pName = PopVar();
931     SbxVariableRef pChan = PopVar();
932     SbxVariableRef pLen  = PopVar();
933     short nBlkLen = pLen->GetInteger();
934     short nChan   = pChan->GetInteger();
935     ByteString aName( pName->GetString(), gsl_getSystemTextEncoding() );
936     pIosys->Open( nChan, aName, static_cast<short>( nOp1 ),
937         static_cast<short>( nOp2 ), nBlkLen );
938     Error( pIosys->GetError() );
939 }
940 
941 // Objekt kreieren (+StringID+StringID)
942 
StepCREATE(sal_uInt32 nOp1,sal_uInt32 nOp2)943 void SbiRuntime::StepCREATE( sal_uInt32 nOp1, sal_uInt32 nOp2 )
944 {
945     String aClass( pImg->GetString( static_cast<short>( nOp2 ) ) );
946     SbxObject *pObj = SbxBase::CreateObject( aClass );
947     if( !pObj )
948         Error( SbERR_INVALID_OBJECT );
949     else
950     {
951         String aName( pImg->GetString( static_cast<short>( nOp1 ) ) );
952         pObj->SetName( aName );
953     // Das Objekt muss BASIC rufen koennen
954         pObj->SetParent( &rBasic );
955         SbxVariable* pNew = new SbxVariable;
956         pNew->PutObject( pObj );
957         PushVar( pNew );
958     }
959 }
960 
StepDCREATE(sal_uInt32 nOp1,sal_uInt32 nOp2)961 void SbiRuntime::StepDCREATE( sal_uInt32 nOp1, sal_uInt32 nOp2 )
962 {
963     StepDCREATE_IMPL( nOp1, nOp2 );
964 }
965 
StepDCREATE_REDIMP(sal_uInt32 nOp1,sal_uInt32 nOp2)966 void SbiRuntime::StepDCREATE_REDIMP( sal_uInt32 nOp1, sal_uInt32 nOp2 )
967 {
968     StepDCREATE_IMPL( nOp1, nOp2 );
969 }
970 
971 
972 // Helper function for StepDCREATE_IMPL / bRedimp = true
implCopyDimArray_DCREATE(SbxDimArray * pNewArray,SbxDimArray * pOldArray,short nMaxDimIndex,short nActualDim,sal_Int32 * pActualIndices,sal_Int32 * pLowerBounds,sal_Int32 * pUpperBounds)973 void implCopyDimArray_DCREATE( SbxDimArray* pNewArray, SbxDimArray* pOldArray, short nMaxDimIndex,
974     short nActualDim, sal_Int32* pActualIndices, sal_Int32* pLowerBounds, sal_Int32* pUpperBounds )
975 {
976     sal_Int32& ri = pActualIndices[nActualDim];
977     for( ri = pLowerBounds[nActualDim] ; ri <= pUpperBounds[nActualDim] ; ri++ )
978     {
979         if( nActualDim < nMaxDimIndex )
980         {
981             implCopyDimArray_DCREATE( pNewArray, pOldArray, nMaxDimIndex, nActualDim + 1,
982                 pActualIndices, pLowerBounds, pUpperBounds );
983         }
984         else
985         {
986             SbxVariable* pSource = pOldArray->Get32( pActualIndices );
987             pNewArray->Put32( pSource, pActualIndices );
988         }
989     }
990 }
991 
992 // #56204 Objekt-Array kreieren (+StringID+StringID), DCREATE == Dim-Create
StepDCREATE_IMPL(sal_uInt32 nOp1,sal_uInt32 nOp2)993 void SbiRuntime::StepDCREATE_IMPL( sal_uInt32 nOp1, sal_uInt32 nOp2 )
994 {
995     SbxVariableRef refVar = PopVar();
996 
997     DimImpl( refVar );
998 
999     // Das Array mit Instanzen der geforderten Klasse fuellen
1000     SbxBaseRef xObj = (SbxBase*)refVar->GetObject();
1001     if( !xObj )
1002     {
1003         StarBASIC::Error( SbERR_INVALID_OBJECT );
1004         return;
1005     }
1006 
1007     SbxDimArray* pArray = 0;
1008     if( xObj->ISA(SbxDimArray) )
1009     {
1010         SbxBase* pObj = (SbxBase*)xObj;
1011         pArray = (SbxDimArray*)pObj;
1012 
1013         // Dimensionen auswerten
1014         short nDims = pArray->GetDims();
1015         sal_Int32 nTotalSize = 0;
1016 
1017         // es muss ein eindimensionales Array sein
1018         sal_Int32 nLower, nUpper, nSize;
1019         sal_Int32 i;
1020         for( i = 0 ; i < nDims ; i++ )
1021         {
1022             pArray->GetDim32( i+1, nLower, nUpper );
1023             nSize = nUpper - nLower + 1;
1024             if( i == 0 )
1025                 nTotalSize = nSize;
1026             else
1027                 nTotalSize *= nSize;
1028         }
1029 
1030         // Objekte anlegen und ins Array eintragen
1031         String aClass( pImg->GetString( static_cast<short>( nOp2 ) ) );
1032         for( i = 0 ; i < nTotalSize ; i++ )
1033         {
1034             SbxObject *pClassObj = SbxBase::CreateObject( aClass );
1035             if( !pClassObj )
1036             {
1037                 Error( SbERR_INVALID_OBJECT );
1038                 break;
1039             }
1040             else
1041             {
1042                 String aName( pImg->GetString( static_cast<short>( nOp1 ) ) );
1043                 pClassObj->SetName( aName );
1044                 // Das Objekt muss BASIC rufen koennen
1045                 pClassObj->SetParent( &rBasic );
1046                 pArray->SbxArray::Put32( pClassObj, i );
1047             }
1048         }
1049     }
1050 
1051     SbxDimArray* pOldArray = (SbxDimArray*)(SbxArray*)refRedimpArray;
1052     if( pArray && pOldArray )
1053     {
1054         short nDimsNew = pArray->GetDims();
1055         short nDimsOld = pOldArray->GetDims();
1056         short nDims = nDimsNew;
1057         sal_Bool bRangeError = sal_False;
1058 
1059         // Store dims to use them for copying later
1060         sal_Int32* pLowerBounds = new sal_Int32[nDims];
1061         sal_Int32* pUpperBounds = new sal_Int32[nDims];
1062         sal_Int32* pActualIndices = new sal_Int32[nDims];
1063         if( nDimsOld != nDimsNew )
1064         {
1065             bRangeError = sal_True;
1066         }
1067         else
1068         {
1069             // Compare bounds
1070             for( short i = 1 ; i <= nDims ; i++ )
1071             {
1072                 sal_Int32 lBoundNew, uBoundNew;
1073                 sal_Int32 lBoundOld, uBoundOld;
1074                 pArray->GetDim32( i, lBoundNew, uBoundNew );
1075                 pOldArray->GetDim32( i, lBoundOld, uBoundOld );
1076 
1077                 lBoundNew = std::max( lBoundNew, lBoundOld );
1078                 uBoundNew = std::min( uBoundNew, uBoundOld );
1079                 short j = i - 1;
1080                 pActualIndices[j] = pLowerBounds[j] = lBoundNew;
1081                 pUpperBounds[j] = uBoundNew;
1082             }
1083         }
1084 
1085         if( bRangeError )
1086         {
1087             StarBASIC::Error( SbERR_OUT_OF_RANGE );
1088         }
1089         else
1090         {
1091             // Copy data from old array by going recursively through all dimensions
1092             // (It would be faster to work on the flat internal data array of an
1093             // SbyArray but this solution is clearer and easier)
1094             implCopyDimArray_DCREATE( pArray, pOldArray, nDims - 1,
1095                 0, pActualIndices, pLowerBounds, pUpperBounds );
1096         }
1097         delete [] pUpperBounds;
1098         delete [] pLowerBounds;
1099         delete [] pActualIndices;
1100         refRedimpArray = NULL;
1101     }
1102 }
1103 
1104 // Objekt aus User-Type kreieren  (+StringID+StringID)
1105 
1106 SbxObject* createUserTypeImpl( const String& rClassName );  // sb.cxx
1107 
StepTCREATE(sal_uInt32 nOp1,sal_uInt32 nOp2)1108 void SbiRuntime::StepTCREATE( sal_uInt32 nOp1, sal_uInt32 nOp2 )
1109 {
1110     String aName( pImg->GetString( static_cast<short>( nOp1 ) ) );
1111     String aClass( pImg->GetString( static_cast<short>( nOp2 ) ) );
1112 
1113     SbxObject* pCopyObj = createUserTypeImpl( aClass );
1114     if( pCopyObj )
1115         pCopyObj->SetName( aName );
1116     SbxVariable* pNew = new SbxVariable;
1117     pNew->PutObject( pCopyObj );
1118     pNew->SetDeclareClassName( aClass );
1119     PushVar( pNew );
1120 }
1121 
implHandleSbxFlags(SbxVariable * pVar,SbxDataType t,sal_uInt32 nOp2)1122 void SbiRuntime::implHandleSbxFlags( SbxVariable* pVar, SbxDataType t, sal_uInt32 nOp2 )
1123 {
1124     bool bWithEvents = ((t & 0xff) == SbxOBJECT && (nOp2 & SBX_TYPE_WITH_EVENTS_FLAG) != 0);
1125     if( bWithEvents )
1126         pVar->SetFlag( SBX_WITH_EVENTS );
1127 
1128     bool bDimAsNew = ((nOp2 & SBX_TYPE_DIM_AS_NEW_FLAG) != 0);
1129     if( bDimAsNew )
1130         pVar->SetFlag( SBX_DIM_AS_NEW );
1131 
1132     bool bFixedString = ((t & 0xff) == SbxSTRING && (nOp2 & SBX_FIXED_LEN_STRING_FLAG) != 0);
1133     if( bFixedString )
1134     {
1135         sal_uInt16 nCount = static_cast<sal_uInt16>( nOp2 >> 17 );      // len = all bits above 0x10000
1136         String aStr;
1137         aStr.Fill( nCount, 0 );
1138         pVar->PutString( aStr );
1139     }
1140 
1141     bool bVarToDim = ((nOp2 & SBX_TYPE_VAR_TO_DIM_FLAG) != 0);
1142     if( bVarToDim )
1143         pVar->SetFlag( SBX_VAR_TO_DIM );
1144 }
1145 
1146 // Einrichten einer lokalen Variablen (+StringID+Typ)
1147 
StepLOCAL(sal_uInt32 nOp1,sal_uInt32 nOp2)1148 void SbiRuntime::StepLOCAL( sal_uInt32 nOp1, sal_uInt32 nOp2 )
1149 {
1150     if( !refLocals.Is() )
1151         refLocals = new SbxArray;
1152     String aName( pImg->GetString( static_cast<short>( nOp1 ) ) );
1153     if( refLocals->Find( aName, SbxCLASS_DONTCARE ) == NULL )
1154     {
1155         SbxDataType t = (SbxDataType)(nOp2 & 0xffff);
1156         SbxVariable* p = new SbxVariable( t );
1157         p->SetName( aName );
1158         implHandleSbxFlags( p, t, nOp2 );
1159         refLocals->Put( p, refLocals->Count() );
1160     }
1161 }
1162 
1163 // Einrichten einer modulglobalen Variablen (+StringID+Typ)
1164 
StepPUBLIC_Impl(sal_uInt32 nOp1,sal_uInt32 nOp2,bool bUsedForClassModule)1165 void SbiRuntime::StepPUBLIC_Impl( sal_uInt32 nOp1, sal_uInt32 nOp2, bool bUsedForClassModule )
1166 {
1167     String aName( pImg->GetString( static_cast<short>( nOp1 ) ) );
1168     SbxDataType t = (SbxDataType)(SbxDataType)(nOp2 & 0xffff);;
1169     sal_Bool bFlag = pMod->IsSet( SBX_NO_MODIFY );
1170     pMod->SetFlag( SBX_NO_MODIFY );
1171     SbxVariableRef p = pMod->Find( aName, SbxCLASS_PROPERTY );
1172     if( p.Is() )
1173         pMod->Remove (p);
1174     SbProperty* pProp = pMod->GetProperty( aName, t );
1175     if( !bUsedForClassModule )
1176         pProp->SetFlag( SBX_PRIVATE );
1177     if( !bFlag )
1178         pMod->ResetFlag( SBX_NO_MODIFY );
1179     if( pProp )
1180     {
1181         pProp->SetFlag( SBX_DONTSTORE );
1182         // AB: 2.7.1996: HACK wegen 'Referenz kann nicht gesichert werden'
1183         pProp->SetFlag( SBX_NO_MODIFY);
1184 
1185         implHandleSbxFlags( pProp, t, nOp2 );
1186     }
1187 }
1188 
StepPUBLIC(sal_uInt32 nOp1,sal_uInt32 nOp2)1189 void SbiRuntime::StepPUBLIC( sal_uInt32 nOp1, sal_uInt32 nOp2 )
1190 {
1191     StepPUBLIC_Impl( nOp1, nOp2, false );
1192 }
1193 
StepPUBLIC_P(sal_uInt32 nOp1,sal_uInt32 nOp2)1194 void SbiRuntime::StepPUBLIC_P( sal_uInt32 nOp1, sal_uInt32 nOp2 )
1195 {
1196     // Creates module variable that isn't reinitialised when
1197     // between invocations ( for VBASupport & document basic only )
1198     if( pMod->pImage->bFirstInit )
1199     {
1200         bool bUsedForClassModule = pImg->GetFlag( SBIMG_CLASSMODULE );
1201         StepPUBLIC_Impl( nOp1, nOp2, bUsedForClassModule );
1202     }
1203 }
1204 
1205 // Einrichten einer globalen Variablen (+StringID+Typ)
1206 
StepGLOBAL(sal_uInt32 nOp1,sal_uInt32 nOp2)1207 void SbiRuntime::StepGLOBAL( sal_uInt32 nOp1, sal_uInt32 nOp2 )
1208 {
1209     if( pImg->GetFlag( SBIMG_CLASSMODULE ) )
1210         StepPUBLIC_Impl( nOp1, nOp2, true );
1211 
1212     String aName( pImg->GetString( static_cast<short>( nOp1 ) ) );
1213     SbxDataType t = (SbxDataType)(nOp2 & 0xffff);
1214 
1215     // Store module scope variables at module scope
1216     // in non vba mode these are stored at the library level :/
1217     // not sure if this really should not be enabled for ALL basic
1218     SbxObject* pStorage = &rBasic;
1219     if ( SbiRuntime::isVBAEnabled() )
1220     {
1221         pStorage = pMod;
1222         pMod->AddVarName( aName );
1223     }
1224 
1225     sal_Bool bFlag = pStorage->IsSet( SBX_NO_MODIFY );
1226     rBasic.SetFlag( SBX_NO_MODIFY );
1227     SbxVariableRef p = pStorage->Find( aName, SbxCLASS_PROPERTY );
1228     if( p.Is() )
1229         pStorage->Remove (p);
1230     p = pStorage->Make( aName, SbxCLASS_PROPERTY, t );
1231     if( !bFlag )
1232         pStorage->ResetFlag( SBX_NO_MODIFY );
1233     if( p )
1234     {
1235         p->SetFlag( SBX_DONTSTORE );
1236         // AB: 2.7.1996: HACK wegen 'Referenz kann nicht gesichert werden'
1237         p->SetFlag( SBX_NO_MODIFY);
1238     }
1239 }
1240 
1241 
1242 // Creates global variable that isn't reinitialised when
1243 // basic is restarted, P=PERSIST (+StringID+Typ)
1244 
StepGLOBAL_P(sal_uInt32 nOp1,sal_uInt32 nOp2)1245 void SbiRuntime::StepGLOBAL_P( sal_uInt32 nOp1, sal_uInt32 nOp2 )
1246 {
1247     if( pMod->pImage->bFirstInit )
1248     {
1249         StepGLOBAL( nOp1, nOp2 );
1250     }
1251 }
1252 
1253 
1254 // Searches for global variable, behavior depends on the fact
1255 // if the variable is initialised for the first time
1256 
StepFIND_G(sal_uInt32 nOp1,sal_uInt32 nOp2)1257 void SbiRuntime::StepFIND_G( sal_uInt32 nOp1, sal_uInt32 nOp2 )
1258 {
1259     if( pMod->pImage->bFirstInit )
1260     {
1261         // Behave like always during first init
1262         StepFIND( nOp1, nOp2 );
1263     }
1264     else
1265     {
1266         // Return dummy variable
1267         SbxDataType t = (SbxDataType) nOp2;
1268         String aName( pImg->GetString( static_cast<short>( nOp1 & 0x7FFF ) ) );
1269 
1270         SbxVariable* pDummyVar = new SbxVariable( t );
1271         pDummyVar->SetName( aName );
1272         PushVar( pDummyVar );
1273     }
1274 }
1275 
1276 
StepSTATIC_Impl(String & aName,SbxDataType & t)1277 SbxVariable* SbiRuntime::StepSTATIC_Impl( String& aName, SbxDataType& t )
1278 {
1279     SbxVariable* p = NULL;
1280     if ( pMeth )
1281     {
1282         SbxArray* pStatics = pMeth->GetStatics();
1283         if( pStatics && ( pStatics->Find( aName, SbxCLASS_DONTCARE ) == NULL ) )
1284         {
1285             p = new SbxVariable( t );
1286             if( t != SbxVARIANT )
1287                 p->SetFlag( SBX_FIXED );
1288             p->SetName( aName );
1289             pStatics->Put( p, pStatics->Count() );
1290         }
1291     }
1292     return p;
1293 }
1294 // Einrichten einer statischen Variablen (+StringID+Typ)
StepSTATIC(sal_uInt32 nOp1,sal_uInt32 nOp2)1295 void SbiRuntime::StepSTATIC( sal_uInt32 nOp1, sal_uInt32 nOp2 )
1296 {
1297     String aName( pImg->GetString( static_cast<short>( nOp1 ) ) );
1298     SbxDataType t = (SbxDataType) nOp2;
1299     StepSTATIC_Impl( aName, t );
1300 }
1301 
1302