dbaccess/source/ui/querydesign/TableWindowData.cxx

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  30
  31 // MARKER(update_precomp.py): autogen include statement, do not remove
  32 #include "precompiled_dbaccess.hxx"
  33 #ifndef DBAUI_TABLEWINDOWDATA_HXX
  34 #include "TableWindowData.hxx"
  35 #endif
  36 #ifndef _TOOLS_DEBUG_HXX
  37 #include <tools/debug.hxx>
  38 #endif
  39 #include <com/sun/star/sdb/XQueriesSupplier.hpp>
  40 #include <com/sun/star/sdbcx/XTablesSupplier.hpp>
  41 #include <com/sun/star/sdbcx/XColumnsSupplier.hpp>
  42 #include <com/sun/star/sdbcx/XKeysSupplier.hpp>
  43 #include <com/sun/star/container/XNameAccess.hpp>
  44 #include <com/sun/star/container/XIndexAccess.hpp>
  45
  46 using namespace dbaui;
  47 using namespace ::com::sun::star::lang;
  48 using namespace ::com::sun::star::uno;
  49 using namespace ::com::sun::star::sdb;
  50 using namespace ::com::sun::star::sdbc;
  51 using namespace ::com::sun::star::sdbcx;
  52 using namespace ::com::sun::star::beans;
  53 using namespace ::com::sun::star::container;
  54
  55 //==================================================================
  56 // class OTableWindowData
  57 //==================================================================
  58 DBG_NAME(OTableWindowData)
  59 //------------------------------------------------------------------------------
  60 OTableWindowData::OTableWindowData( const Reference< XPropertySet>& _xTable
  61                                    ,const ::rtl::OUString& _rComposedName
  62                                    ,const ::rtl::OUString& rTableName
  63                                    ,const ::rtl::OUString& rWinName )
  64     :m_xTable(_xTable)
  65     ,m_aTableName( rTableName )
  66     ,m_aWinName( rWinName )
  67     ,m_sComposedName(_rComposedName)
  68     ,m_aPosition( Point(-1,-1) )
  69     ,m_aSize( Size(-1,-1) )
  70     ,m_bShowAll( TRUE )
  71     ,m_bIsQuery(false)
  72     ,m_bIsValid(true)
  73 {
  74     DBG_CTOR(OTableWindowData,NULL);
  75     if( !m_aWinName.getLength() )
  76         m_aWinName = m_aTableName;
  77
  78     listen();
  79 }
  80
  81 //------------------------------------------------------------------------------
  82 OTableWindowData::~OTableWindowData()
  83 {
  84     DBG_DTOR(OTableWindowData,NULL);
  85     Reference<XComponent> xComponent( m_xTable, UNO_QUERY );
  86     if ( xComponent.is() )
  87         stopComponentListening( xComponent );
  88 }
  89
  90 //------------------------------------------------------------------------------
  91 BOOL OTableWindowData::HasPosition() const
  92 {
  93     return ( (m_aPosition.X() != -1) && (m_aPosition.Y() != -1) );
  94 }
  95
  96 //------------------------------------------------------------------------------
  97 BOOL OTableWindowData::HasSize() const
  98 {
  99     return ( (m_aSize.Width() != -1) && (m_aSize.Height() !=-1) );
 100 }
 101 // -----------------------------------------------------------------------------
 102 void OTableWindowData::_disposing( const ::com::sun::star::lang::EventObject& /*_rSource*/ )
 103 {
 104     ::osl::MutexGuard aGuard( m_aMutex );
 105     // it doesn't matter which one was disposed
 106     m_xColumns.clear();
 107     m_xKeys.clear();
 108     m_xTable.clear();
 109 }
 110 // -----------------------------------------------------------------------------
 111 bool OTableWindowData::init(const Reference< XConnection  >& _xConnection,bool _bAllowQueries)
 112 {
 113     OSL_ENSURE(!m_xTable.is(),"We are already connected to a table!");
 114
 115     ::osl::MutexGuard aGuard( m_aMutex );
 116
 117     Reference< XQueriesSupplier > xSupQueries( _xConnection, UNO_QUERY_THROW );
 118     Reference< XNameAccess > xQueries( xSupQueries->getQueries(), UNO_QUERY_THROW );
 119     bool bIsKnownQuery = _bAllowQueries && xQueries->hasByName( m_sComposedName );
 120
 121     Reference< XTablesSupplier > xSupTables( _xConnection, UNO_QUERY_THROW );
 122     Reference< XNameAccess > xTables( xSupTables->getTables(), UNO_QUERY_THROW );
 123     bool bIsKnownTable = xTables->hasByName( m_sComposedName );
 124
 125     if ( bIsKnownQuery )
 126         m_xTable.set( xQueries->getByName( m_sComposedName ), UNO_QUERY );
 127     else if ( bIsKnownTable )
 128         m_xTable.set( xTables->getByName( m_sComposedName ), UNO_QUERY );
 129     else
 130         m_bIsValid = false;
 131
 132     // if we survived so far, we know whether it's a query
 133     m_bIsQuery = bIsKnownQuery;
 134
 135     listen();
 136
 137     Reference< XIndexAccess > xColumnsAsIndex( m_xColumns,UNO_QUERY );
 138     return xColumnsAsIndex.is() && ( xColumnsAsIndex->getCount() > 0 );
 139 }
 140 // -----------------------------------------------------------------------------
 141 void OTableWindowData::listen()
 142 {
 143     if ( m_xTable.is() )
 144     {
 145         // listen for the object being disposed
 146         Reference<XComponent> xComponent( m_xTable, UNO_QUERY );
 147         if ( xComponent.is() )
 148             startComponentListening( xComponent );
 149
 150         // obtain the columns
 151         Reference< XColumnsSupplier > xColumnsSups( m_xTable, UNO_QUERY);
 152         if ( xColumnsSups.is() )
 153             m_xColumns = xColumnsSups->getColumns();
 154
 155         Reference<XKeysSupplier> xKeySup(m_xTable,UNO_QUERY);
 156         if ( xKeySup.is() )
 157             m_xKeys = xKeySup->getKeys();
 158     }
 159 }
 160 // -----------------------------------------------------------------------------