svx/source/form/fmpgeimp.cxx

   1 /* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  *
   9  * This file incorporates work covered by the following license notice:
  10  *
  11  *   Licensed to the Apache Software Foundation (ASF) under one or more
  12  *   contributor license agreements. See the NOTICE file distributed
  13  *   with this work for additional information regarding copyright
  14  *   ownership. The ASF licenses this file to you under the Apache
  15  *   License, Version 2.0 (the "License"); you may not use this file
  16  *   except in compliance with the License. You may obtain a copy of
  17  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  18  */
  19
  20
  21 #include <fmpgeimp.hxx>
  22 #include <fmundo.hxx>
  23 #include <svx/fmtools.hxx>
  24 #include <fmprop.hxx>
  25 #include <fmservs.hxx>
  26 #include <fmobj.hxx>
  27 #include <formcontrolfactory.hxx>
  28 #include <svx/svditer.hxx>
  29 #include <svx/strings.hrc>
  30 #include <treevisitor.hxx>
  31
  32 #include <com/sun/star/sdb/CommandType.hpp>
  33 #include <com/sun/star/sdbc/XRowSet.hpp>
  34 #include <com/sun/star/container/EnumerableMap.hpp>
  35 #include <com/sun/star/drawing/XControlShape.hpp>
  36 #include <com/sun/star/form/Forms.hpp>
  37 #include <com/sun/star/form/FormComponentType.hpp>
  38
  39 #include <sal/log.hxx>
  40 #include <sfx2/objsh.hxx>
  41 #include <svx/fmpage.hxx>
  42 #include <svx/fmmodel.hxx>
  43 #include <tools/debug.hxx>
  44 #include <comphelper/diagnose_ex.hxx>
  45 #include <svx/dialmgr.hxx>
  46 #include <comphelper/processfactory.hxx>
  47 #include <comphelper/types.hxx>
  48 #include <connectivity/dbtools.hxx>
  49
  50 using namespace ::com::sun::star::uno;
  51 using namespace ::com::sun::star::lang;
  52 using namespace ::com::sun::star::sdbc;
  53 using namespace ::com::sun::star::sdb;
  54 using namespace ::com::sun::star::container;
  55 using namespace ::com::sun::star::beans;
  56 using namespace ::com::sun::star::form;
  57 using ::com::sun::star::awt::XControlModel;
  58 using ::com::sun::star::container::XMap;
  59 using ::com::sun::star::container::EnumerableMap;
  60 using ::com::sun::star::drawing::XControlShape;
  61 using namespace ::svxform;
  62 using namespace ::dbtools;
  63
  64
  65 FmFormPageImpl::FmFormPageImpl( FmFormPage& _rPage )
  66                :m_rPage( _rPage )
  67                ,m_bFirstActivation( true )
  68                ,m_bAttemptedFormCreation( false )
  69 {
  70 }
  71
  72
  73 namespace
  74 {
  75     class FormComponentInfo
  76     {
  77     public:
  78         static size_t childCount( const Reference< XInterface >& _component )
  79         {
  80             Reference< XIndexAccess > xContainer( _component, UNO_QUERY );
  81             if ( xContainer.is() )
  82                 return xContainer->getCount();
  83             return 0;
  84         }
  85
  86         static Reference< XInterface > getChild( const Reference< XInterface >& _component, size_t _index )
  87         {
  88             Reference< XIndexAccess > xContainer( _component, UNO_QUERY_THROW );
  89             return Reference< XInterface >( xContainer->getByIndex( _index ), UNO_QUERY );
  90         }
  91     };
  92
  93     typedef ::std::pair< Reference< XInterface >, Reference< XInterface > > FormComponentPair;
  94
  95     class FormHierarchyComparator
  96     {
  97     public:
  98         FormHierarchyComparator()
  99         {
 100         }
 101
 102         static size_t childCount( const FormComponentPair& _components )
 103         {
 104             size_t lhsCount = FormComponentInfo::childCount( _components.first );
 105             size_t rhsCount = FormComponentInfo::childCount( _components.second );
 106             if  ( lhsCount != rhsCount )
 107                 throw RuntimeException( u"Found inconsistent form component hierarchies (1)!"_ustr );
 108             return lhsCount;
 109         }
 110
 111         static FormComponentPair getChild( const FormComponentPair& _components, size_t _index )
 112         {
 113             return FormComponentPair(
 114                 FormComponentInfo::getChild( _components.first, _index ),
 115                 FormComponentInfo::getChild( _components.second, _index )
 116             );
 117         }
 118     };
 119
 120     typedef ::std::map< Reference< XControlModel >, Reference< XControlModel > > MapControlModels;
 121
 122     class FormComponentAssignment
 123     {
 124     public:
 125         explicit FormComponentAssignment( MapControlModels& _out_controlModelMap )
 126             :m_rControlModelMap( _out_controlModelMap )
 127         {
 128         }
 129
 130         void    process( const FormComponentPair& _component )
 131         {
 132             Reference< XControlModel > lhsControlModel( _component.first, UNO_QUERY );
 133             Reference< XControlModel > rhsControlModel( _component.second, UNO_QUERY );
 134             if ( lhsControlModel.is() != rhsControlModel.is() )
 135                 throw RuntimeException( u"Found inconsistent form component hierarchies (2)!"_ustr );
 136
 137             if ( lhsControlModel.is() )
 138                 m_rControlModelMap[ lhsControlModel ] = std::move(rhsControlModel);
 139         }
 140
 141     private:
 142         MapControlModels&   m_rControlModelMap;
 143     };
 144 }
 145
 146
 147 void FmFormPageImpl::initFrom( FmFormPageImpl& i_foreignImpl )
 148 {
 149     // clone the Forms collection
 150     const Reference< css::form::XForms > xForeignForms( i_foreignImpl.getForms( false ) );
 151
 152     if ( !xForeignForms.is() )
 153         return;
 154
 155     try
 156     {
 157         m_xForms.set( xForeignForms->createClone(), UNO_QUERY_THROW );
 158
 159         // create a mapping between the original control models and their clones
 160         MapControlModels aModelAssignment;
 161
 162         typedef TreeVisitor< FormComponentPair, FormHierarchyComparator, FormComponentAssignment >   FormComponentVisitor;
 163         FormComponentVisitor aVisitor{ FormHierarchyComparator() };
 164
 165         FormComponentAssignment aAssignmentProcessor( aModelAssignment );
 166         aVisitor.process( FormComponentPair( xForeignForms, m_xForms ), aAssignmentProcessor );
 167
 168         // assign the cloned models to their SdrObjects
 169         SdrObjListIter aForeignIter( &i_foreignImpl.m_rPage );
 170         SdrObjListIter aOwnIter( &m_rPage );
 171
 172         OSL_ENSURE( aForeignIter.IsMore() == aOwnIter.IsMore(), "FmFormPageImpl::FmFormPageImpl: inconsistent number of objects (1)!" );
 173         while ( aForeignIter.IsMore() && aOwnIter.IsMore() )
 174         {
 175             FmFormObj* pForeignObj = dynamic_cast< FmFormObj* >( aForeignIter.Next() );
 176             FmFormObj* pOwnObj = dynamic_cast< FmFormObj* >( aOwnIter.Next() );
 177
 178             bool bForeignIsForm = pForeignObj && ( pForeignObj->GetObjInventor() == SdrInventor::FmForm );
 179             bool bOwnIsForm = pOwnObj && ( pOwnObj->GetObjInventor() == SdrInventor::FmForm );
 180
 181             if ( bForeignIsForm != bOwnIsForm )
 182             {
 183                 // if this fires, don't attempt to do further assignments, something's completely messed up
 184                 SAL_WARN( "svx.form", "FmFormPageImpl::FmFormPageImpl: inconsistent ordering of objects!" );
 185                 break;
 186             }
 187
 188             if ( !bForeignIsForm )
 189                 // no form control -> next round
 190                 continue;
 191
 192             Reference< XControlModel > xForeignModel( pForeignObj->GetUnoControlModel() );
 193             if ( !xForeignModel.is() )
 194             {
 195                 // if this fires, the SdrObject does not have a UNO Control Model. This is pathological, but well ...
 196                 // So the cloned SdrObject will also not have a UNO Control Model.
 197                 SAL_WARN( "svx.form", "FmFormPageImpl::FmFormPageImpl: control shape without control!" );
 198                 continue;
 199             }
 200
 201             MapControlModels::const_iterator assignment = aModelAssignment.find( xForeignModel );
 202             if ( assignment == aModelAssignment.end() )
 203             {
 204                 // if this fires, the source SdrObject has a model, but it is not part of the model hierarchy in
 205                 // i_foreignImpl.getForms().
 206                 // Pathological, too ...
 207                 SAL_WARN( "svx.form", "FmFormPageImpl::FmFormPageImpl: no clone found for this model!" );
 208                 continue;
 209             }
 210
 211             pOwnObj->SetUnoControlModel( assignment->second );
 212         }
 213         OSL_ENSURE( aForeignIter.IsMore() == aOwnIter.IsMore(), "FmFormPageImpl::FmFormPageImpl: inconsistent number of objects (2)!" );
 214     }
 215     catch( const Exception& )
 216     {
 217         DBG_UNHANDLED_EXCEPTION("svx");
 218     }
 219 }
 220
 221
 222 Reference< XMap > FmFormPageImpl::getControlToShapeMap()
 223 {
 224     Reference< XMap > xControlShapeMap( m_aControlShapeMap.get(), UNO_QUERY );
 225     if ( xControlShapeMap.is() )
 226         return xControlShapeMap;
 227
 228     xControlShapeMap = impl_createControlShapeMap_nothrow();
 229     m_aControlShapeMap = xControlShapeMap;
 230     return xControlShapeMap;
 231 }
 232
 233
 234 namespace
 235 {
 236     void lcl_insertFormObject_throw( const FmFormObj& _object, const Reference< XMap >& _map )
 237     {
 238         // the control model
 239         const Reference< XControlModel >& xControlModel = _object.GetUnoControlModel();
 240         OSL_ENSURE( xControlModel.is(), "lcl_insertFormObject_throw: suspicious: no control model!" );
 241         if ( !xControlModel.is() )
 242             return;
 243
 244         Reference< XControlShape > xControlShape( const_cast< FmFormObj& >( _object ).getUnoShape(), UNO_QUERY );
 245         OSL_ENSURE( xControlShape.is(), "lcl_insertFormObject_throw: suspicious: no control shape!" );
 246         if ( !xControlShape.is() )
 247             return;
 248
 249         _map->put( Any( xControlModel ), Any( xControlShape ) );
 250     }
 251
 252     void lcl_removeFormObject_throw( const FmFormObj& _object, const Reference< XMap >& _map )
 253     {
 254         // the control model
 255         const Reference< XControlModel >& xControlModel = _object.GetUnoControlModel();
 256         OSL_ENSURE( xControlModel.is(), "lcl_removeFormObject: suspicious: no control model!" );
 257         if ( !xControlModel.is() )
 258         {
 259             return;
 260         }
 261
 262         Any aOldAssignment = _map->remove( Any( xControlModel ) );
 263         OSL_ENSURE(
 264             aOldAssignment == Any( Reference< XControlShape >( const_cast< FmFormObj& >( _object ).getUnoShape(), UNO_QUERY ) ),
 265                 "lcl_removeFormObject: map was inconsistent!" );
 266     }
 267 }
 268
 269
 270 Reference< XMap > FmFormPageImpl::impl_createControlShapeMap_nothrow()
 271 {
 272     Reference< XMap > xMap;
 273
 274     try
 275     {
 276         xMap = EnumerableMap::create( comphelper::getProcessComponentContext(),
 277             ::cppu::UnoType< XControlModel >::get(),
 278             ::cppu::UnoType< XControlShape >::get()
 279         );
 280
 281         SdrObjListIter aPageIter( &m_rPage );
 282         while ( aPageIter.IsMore() )
 283         {
 284             // only FmFormObjs are what we're interested in
 285             FmFormObj* pCurrent = FmFormObj::GetFormObject( aPageIter.Next() );
 286             if ( !pCurrent )
 287                 continue;
 288
 289             lcl_insertFormObject_throw( *pCurrent, xMap );
 290         }
 291     }
 292     catch( const Exception& )
 293     {
 294         DBG_UNHANDLED_EXCEPTION("svx");
 295     }
 296     return xMap;
 297 }
 298
 299
 300 const Reference< css::form::XForms >& FmFormPageImpl::getForms( bool _bForceCreate )
 301 {
 302     if ( m_xForms.is() || !_bForceCreate )
 303         return m_xForms;
 304
 305     if ( !m_bAttemptedFormCreation )
 306     {
 307         m_bAttemptedFormCreation = true;
 308
 309         const Reference<XComponentContext>& xContext = comphelper::getProcessComponentContext();
 310         m_xForms = css::form::Forms::create( xContext );
 311
 312         if ( m_aFormsCreationHdl.IsSet() )
 313         {
 314             m_aFormsCreationHdl.Call( *this );
 315         }
 316
 317         FmFormModel& rFmFormModel(dynamic_cast< FmFormModel& >(m_rPage.getSdrModelFromSdrPage()));
 318
 319         // give the newly created collection a place in the universe
 320         SfxObjectShell* pObjShell(rFmFormModel.GetObjectShell());
 321         if ( pObjShell )
 322             m_xForms->setParent( pObjShell->GetModel() );
 323
 324         // tell the UNDO environment that we have a new forms collection
 325         rFmFormModel.GetUndoEnv().AddForms( Reference<XNameContainer>(m_xForms,UNO_QUERY_THROW) );
 326     }
 327     return m_xForms;
 328 }
 329
 330
 331 FmFormPageImpl::~FmFormPageImpl()
 332 {
 333     xCurrentForm = nullptr;
 334
 335     ::comphelper::disposeComponent( m_xForms );
 336 }
 337
 338
 339 bool FmFormPageImpl::validateCurForm()
 340 {
 341     if ( !xCurrentForm.is() )
 342         return false;
 343
 344     if ( !xCurrentForm->getParent().is() )
 345         xCurrentForm.clear();
 346
 347     return xCurrentForm.is();
 348 }
 349
 350
 351 void FmFormPageImpl::setCurForm(const Reference< css::form::XForm >&  xForm)
 352 {
 353     xCurrentForm = xForm;
 354 }
 355
 356
 357 Reference< XForm >  FmFormPageImpl::getDefaultForm()
 358 {
 359     Reference< XForm > xForm;
 360
 361     Reference< XForms > xForms( getForms() );
 362
 363     // by default, we use our "current form"
 364     if ( !validateCurForm() )
 365     {
 366         // check whether there is a "standard" form
 367         if ( Reference<XNameAccess>(xForms,UNO_QUERY_THROW)->hasElements() )
 368         {
 369             // find the standard form
 370             OUString sStandardFormname = SvxResId(RID_STR_STDFORMNAME);
 371
 372             try
 373             {
 374                 if ( xForms->hasByName( sStandardFormname ) )
 375                     xForm.set( xForms->getByName( sStandardFormname ), UNO_QUERY_THROW );
 376                 else
 377                 {
 378                     xForm.set( xForms->getByIndex(0), UNO_QUERY_THROW );
 379                 }
 380             }
 381             catch( const Exception& )
 382             {
 383                 DBG_UNHANDLED_EXCEPTION("svx");
 384             }
 385         }
 386     }
 387     else
 388     {
 389         xForm = xCurrentForm;
 390     }
 391
 392     // did not find an existing suitable form -> create a new one
 393     if ( !xForm.is() )
 394     {
 395         SdrModel& rModel(m_rPage.getSdrModelFromSdrPage());
 396
 397         if( rModel.IsUndoEnabled() )
 398         {
 399             OUString aStr(SvxResId(RID_STR_FORM));
 400             OUString aUndoStr(SvxResId(RID_STR_UNDO_CONTAINER_INSERT));
 401             rModel.BegUndo(aUndoStr.replaceFirst("'#'", aStr));
 402         }
 403
 404         try
 405         {
 406             xForm.set( ::comphelper::getProcessServiceFactory()->createInstance( FM_SUN_COMPONENT_FORM ), UNO_QUERY );
 407
 408             // a form should always have the command type table as default
 409             Reference< XPropertySet > xFormProps( xForm, UNO_QUERY_THROW );
 410             xFormProps->setPropertyValue( FM_PROP_COMMANDTYPE, Any( sal_Int32( CommandType::TABLE ) ) );
 411
 412             // and the "Standard" name
 413             OUString sName = SvxResId(RID_STR_STDFORMNAME);
 414             xFormProps->setPropertyValue( FM_PROP_NAME, Any( sName ) );
 415
 416             if( rModel.IsUndoEnabled() )
 417             {
 418                 rModel.AddUndo(
 419                     std::make_unique<FmUndoContainerAction>(
 420                         static_cast< FmFormModel& >(rModel),
 421                         FmUndoContainerAction::Inserted,
 422                         xForms,
 423                         xForm,
 424                         xForms->getCount()));
 425             }
 426             xForms->insertByName( sName, Any( xForm ) );
 427             xCurrentForm = xForm;
 428         }
 429         catch( const Exception& )
 430         {
 431             DBG_UNHANDLED_EXCEPTION("svx");
 432             xForm.clear();
 433         }
 434
 435         if( rModel.IsUndoEnabled() )
 436             rModel.EndUndo();
 437     }
 438
 439     return xForm;
 440 }
 441
 442
 443 Reference< css::form::XForm >  FmFormPageImpl::findPlaceInFormComponentHierarchy(
 444     const Reference< XFormComponent > & rContent, const Reference< XDataSource > & rDatabase,
 445     const OUString& rDBTitle, const OUString& rCursorSource, sal_Int32 nCommandType )
 446 {
 447     // if the control already is child of a form, don't do anything
 448     if (!rContent.is() || rContent->getParent().is())
 449         return nullptr;
 450
 451     Reference< XForm >  xForm;
 452
 453     // If database and CursorSource are set, the form is searched for using
 454     // these criteria, otherwise only current and the DefaultForm.
 455     if (rDatabase.is() && !rCursorSource.isEmpty())
 456     {
 457         validateCurForm();
 458
 459         // first search in the current form
 460         xForm = findFormForDataSource( xCurrentForm, rDatabase, rCursorSource, nCommandType );
 461
 462         Reference< css::container::XIndexAccess >  xFormsByIndex = getForms();
 463         DBG_ASSERT(xFormsByIndex.is(), "FmFormPageImpl::findPlaceInFormComponentHierarchy : no index access for my forms collection !");
 464         sal_Int32 nCount = xFormsByIndex->getCount();
 465         for (sal_Int32 i = 0; !xForm.is() && i < nCount; i++)
 466         {
 467             Reference< css::form::XForm >  xToSearch;
 468             xFormsByIndex->getByIndex(i) >>= xToSearch;
 469             xForm = findFormForDataSource( xToSearch, rDatabase, rCursorSource, nCommandType );
 470         }
 471
 472         // If no css::form found, then create a new one
 473         if (!xForm.is())
 474         {
 475             SdrModel& rModel(m_rPage.getSdrModelFromSdrPage());
 476             const bool bUndo(rModel.IsUndoEnabled());
 477
 478             if( bUndo )
 479             {
 480                 OUString aStr(SvxResId(RID_STR_FORM));
 481                 OUString aUndoStr(SvxResId(RID_STR_UNDO_CONTAINER_INSERT));
 482                 aUndoStr = aUndoStr.replaceFirst("#", aStr);
 483                 rModel.BegUndo(aUndoStr);
 484             }
 485
 486             xForm.set(::comphelper::getProcessServiceFactory()->createInstance(FM_SUN_COMPONENT_FORM), UNO_QUERY);
 487             // a form should always have the command type table as default
 488             Reference< css::beans::XPropertySet > xFormProps(xForm, UNO_QUERY);
 489             try { xFormProps->setPropertyValue(FM_PROP_COMMANDTYPE, Any(sal_Int32(CommandType::TABLE))); }
 490             catch(Exception&) { }
 491
 492             if (!rDBTitle.isEmpty())
 493                 xFormProps->setPropertyValue(FM_PROP_DATASOURCE,Any(rDBTitle));
 494             else
 495             {
 496                 Reference< css::beans::XPropertySet >  xDatabaseProps(rDatabase, UNO_QUERY);
 497                 Any aDatabaseUrl = xDatabaseProps->getPropertyValue(FM_PROP_URL);
 498                 xFormProps->setPropertyValue(FM_PROP_URL, aDatabaseUrl);
 499             }
 500
 501             xFormProps->setPropertyValue(FM_PROP_COMMAND,Any(rCursorSource));
 502             xFormProps->setPropertyValue(FM_PROP_COMMANDTYPE, Any(nCommandType));
 503
 504             Reference< css::container::XNameAccess >  xNamedSet = getForms();
 505
 506             const bool bTableOrQuery = ( CommandType::TABLE == nCommandType ) || ( CommandType::QUERY == nCommandType );
 507             OUString sName = FormControlFactory::getUniqueName( xNamedSet,
 508                 bTableOrQuery ? rCursorSource : SvxResId(RID_STR_STDFORMNAME) );
 509
 510             xFormProps->setPropertyValue( FM_PROP_NAME, Any( sName ) );
 511
 512             if( bUndo )
 513             {
 514                 Reference< css::container::XIndexContainer >  xContainer = getForms();
 515                 rModel.AddUndo(
 516                     std::make_unique<FmUndoContainerAction>(
 517                         static_cast< FmFormModel& >(rModel),
 518                         FmUndoContainerAction::Inserted,
 519                         xContainer,
 520                         xForm,
 521                         xContainer->getCount()));
 522             }
 523
 524             getForms()->insertByName( sName, Any( xForm ) );
 525
 526             if( bUndo )
 527                 rModel.EndUndo();
 528         }
 529         xCurrentForm = xForm;
 530     }
 531
 532     xForm = getDefaultForm();
 533     return xForm;
 534 }
 535
 536
 537 Reference< XForm >  FmFormPageImpl::findFormForDataSource(
 538         const Reference< XForm > & rForm, const Reference< XDataSource > & _rxDatabase,
 539         const OUString& _rCursorSource, sal_Int32 nCommandType)
 540 {
 541     Reference< XForm >          xResultForm;
 542     Reference< XRowSet >        xDBForm(rForm, UNO_QUERY);
 543     Reference< XPropertySet >   xFormProps(rForm, UNO_QUERY);
 544     if (!xDBForm.is() || !xFormProps.is())
 545         return xResultForm;
 546
 547     OSL_ENSURE(_rxDatabase.is(), "FmFormPageImpl::findFormForDataSource: invalid data source!");
 548     OUString sLookupName;            // the name of the data source we're looking for
 549     OUString sFormDataSourceName;    // the name of the data source the current connection in the form is based on
 550     try
 551     {
 552         Reference< XPropertySet > xDSProps(_rxDatabase, UNO_QUERY);
 553         if (xDSProps.is())
 554             xDSProps->getPropertyValue(FM_PROP_NAME) >>= sLookupName;
 555
 556         xFormProps->getPropertyValue(FM_PROP_DATASOURCE) >>= sFormDataSourceName;
 557         // if there's no DataSourceName set at the form, check whether we can deduce one from its
 558         // ActiveConnection
 559         if (sFormDataSourceName.isEmpty())
 560         {
 561             Reference< XConnection > xFormConnection;
 562             xFormProps->getPropertyValue( FM_PROP_ACTIVE_CONNECTION ) >>= xFormConnection;
 563             if ( !xFormConnection.is() )
 564                 isEmbeddedInDatabase( xFormProps, xFormConnection );
 565             if (xFormConnection.is())
 566             {
 567                 Reference< XChild > xConnAsChild(xFormConnection, UNO_QUERY);
 568                 if (xConnAsChild.is())
 569                 {
 570                     Reference< XDataSource > xFormDS(xConnAsChild->getParent(), UNO_QUERY);
 571                     if (xFormDS.is())
 572                     {
 573                         xDSProps.set(xFormDS, css::uno::UNO_QUERY);
 574                         if (xDSProps.is())
 575                             xDSProps->getPropertyValue(FM_PROP_NAME) >>= sFormDataSourceName;
 576                     }
 577                 }
 578             }
 579         }
 580     }
 581     catch(const Exception&)
 582     {
 583         TOOLS_WARN_EXCEPTION("svx", "FmFormPageImpl::findFormForDataSource");
 584     }
 585
 586     if (sLookupName == sFormDataSourceName)
 587     {
 588         // now check whether CursorSource and type match
 589         OUString aCursorSource = ::comphelper::getString(xFormProps->getPropertyValue(FM_PROP_COMMAND));
 590         sal_Int32 nType = ::comphelper::getINT32(xFormProps->getPropertyValue(FM_PROP_COMMANDTYPE));
 591         if (aCursorSource.isEmpty() || ((nType == nCommandType) && (aCursorSource == _rCursorSource))) // found the form
 592         {
 593             xResultForm = rForm;
 594             // if no data source is set yet, it is done here
 595             if (aCursorSource.isEmpty())
 596             {
 597                 xFormProps->setPropertyValue(FM_PROP_COMMAND, Any(_rCursorSource));
 598                 xFormProps->setPropertyValue(FM_PROP_COMMANDTYPE, Any(nCommandType));
 599             }
 600         }
 601     }
 602
 603     // as long as xResultForm is NULL, search the child forms of rForm
 604     Reference< XIndexAccess >  xComponents(rForm, UNO_QUERY);
 605     sal_Int32 nCount = xComponents->getCount();
 606     for (sal_Int32 i = 0; !xResultForm.is() && i < nCount; ++i)
 607     {
 608         Reference< css::form::XForm >  xSearchForm;
 609         xComponents->getByIndex(i) >>= xSearchForm;
 610         // continue searching in the sub form
 611         if (xSearchForm.is())
 612             xResultForm = findFormForDataSource( xSearchForm, _rxDatabase, _rCursorSource, nCommandType );
 613     }
 614     return xResultForm;
 615 }
 616
 617
 618 OUString FmFormPageImpl::setUniqueName(const Reference< XFormComponent > & xFormComponent, const Reference< XForm > & xControls)
 619 {
 620 #if OSL_DEBUG_LEVEL > 0
 621     try
 622     {
 623         OSL_ENSURE( !xFormComponent->getParent().is(), "FmFormPageImpl::setUniqueName: to be called before insertion!" );
 624     }
 625     catch( const Exception& )
 626     {
 627         DBG_UNHANDLED_EXCEPTION("svx");
 628     }
 629 #endif
 630     OUString sName;
 631     Reference< css::beans::XPropertySet >  xSet(xFormComponent, UNO_QUERY);
 632     if (xSet.is())
 633     {
 634         sName = ::comphelper::getString( xSet->getPropertyValue( FM_PROP_NAME ) );
 635         Reference< css::container::XNameAccess >  xNameAcc(xControls, UNO_QUERY);
 636
 637         if (sName.isEmpty() || xNameAcc->hasByName(sName))
 638         {
 639             // set a default name via the ClassId
 640             sal_Int16 nClassId( FormComponentType::CONTROL );
 641             xSet->getPropertyValue( FM_PROP_CLASSID ) >>= nClassId;
 642
 643             OUString sDefaultName = FormControlFactory::getDefaultUniqueName_ByComponentType(
 644                 Reference< XNameAccess >( xControls, UNO_QUERY ), xSet );
 645
 646             // do not overwrite the name of radio buttons that have it!
 647             if (sName.isEmpty() || nClassId != css::form::FormComponentType::RADIOBUTTON)
 648             {
 649                 xSet->setPropertyValue(FM_PROP_NAME, Any(sDefaultName));
 650             }
 651
 652             sName = sDefaultName;
 653         }
 654     }
 655     return sName;
 656 }
 657
 658
 659 void FmFormPageImpl::formModelAssigned( const FmFormObj& _object )
 660 {
 661     Reference< XMap > xControlShapeMap( m_aControlShapeMap.get(), UNO_QUERY );
 662     if ( !xControlShapeMap.is() )
 663         // our map does not exist -> not interested in this event
 664         return;
 665
 666     try
 667     {
 668         lcl_removeFormObject_throw( _object,  xControlShapeMap );
 669         lcl_insertFormObject_throw( _object,  xControlShapeMap );
 670     }
 671     catch( const Exception& )
 672     {
 673         DBG_UNHANDLED_EXCEPTION("svx");
 674     }
 675 }
 676
 677
 678 void FmFormPageImpl::formObjectInserted( const FmFormObj& _object )
 679 {
 680     Reference< XMap > xControlShapeMap( m_aControlShapeMap.get(), UNO_QUERY );
 681     if ( !xControlShapeMap.is() )
 682         // our map does not exist -> not interested in this event
 683         return;
 684
 685     try
 686     {
 687         lcl_insertFormObject_throw( _object,  xControlShapeMap );
 688     }
 689     catch( const Exception& )
 690     {
 691         DBG_UNHANDLED_EXCEPTION("svx");
 692     }
 693 }
 694
 695
 696 void FmFormPageImpl::formObjectRemoved( const FmFormObj& _object )
 697 {
 698     Reference< XMap > xControlShapeMap( m_aControlShapeMap.get(), UNO_QUERY );
 699     if ( !xControlShapeMap.is() )
 700         // our map does not exist -> not interested in this event
 701         return;
 702
 703     try
 704     {
 705         lcl_removeFormObject_throw( _object, xControlShapeMap );
 706     }
 707     catch( const Exception& )
 708     {
 709         DBG_UNHANDLED_EXCEPTION("svx");
 710     }
 711 }
 712
 713 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */