forms/source/xforms/enumeration.cxx

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  27
  28 // MARKER(update_precomp.py): autogen include statement, do not remove
  29 #include "precompiled_forms.hxx"
  30
  31 #include "enumeration.hxx"
  32
  33 #include <com/sun/star/container/NoSuchElementException.hpp>
  34 #include <com/sun/star/container/XIndexAccess.hpp>
  35 #include <com/sun/star/lang/WrappedTargetException.hpp>
  36 #include <com/sun/star/uno/Any.hxx>
  37 #include <com/sun/star/uno/RuntimeException.hpp>
  38
  39 using com::sun::star::container::NoSuchElementException;
  40 using com::sun::star::container::XIndexAccess;
  41 using com::sun::star::lang::WrappedTargetException;
  42 using com::sun::star::uno::Any;
  43 using com::sun::star::uno::Reference;
  44 using com::sun::star::uno::RuntimeException;
  45
  46
  47 Enumeration::Enumeration( XIndexAccess* pContainer )
  48     : mxContainer( pContainer ),
  49       mnIndex( 0 )
  50 {
  51     OSL_ENSURE( mxContainer.is(), "no container?" );
  52 }
  53
  54 sal_Bool Enumeration::hasMoreElements()
  55     throw( RuntimeException )
  56 {
  57     if( ! mxContainer.is() )
  58         throw RuntimeException();
  59
  60     return mnIndex < mxContainer->getCount();
  61 }
  62
  63 Any Enumeration::nextElement()
  64     throw( NoSuchElementException,
  65            WrappedTargetException,
  66            RuntimeException )
  67 {
  68     if( ! mxContainer.is() )
  69         throw RuntimeException();
  70     if( mnIndex >= mxContainer->getCount() )
  71         throw NoSuchElementException();
  72
  73     return mxContainer->getByIndex( mnIndex++ );
  74 }