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Aggiunto metodo copy costruttore dio copia metodo dup e operatore di

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assegnamento ai record array


git-svn-id: svn://10.65.10.50/trunk@5049 c028cbd2-c16b-5b4b-a496-9718f37d4682
This commit is contained in:
alex 1997-08-06 12:19:18 +00:00
parent 96e33d9ae0
commit 5bc44b580e
2 changed files with 26 additions and 4 deletions
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20
include/recarray.cpp
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@ -19,8 +19,9 @@ TRecord_array::TRecord_array(int logicnum, const char* numfield, int first)
} }
TRecord_array::TRecord_array(const TRecord_array& a) TRecord_array::TRecord_array(const TRecord_array& a)
: _data(a._data), _file(a._file), _offset(a._offset), _num(a._num) {
{} copy(a);
}
TRecord_array::~TRecord_array() TRecord_array::~TRecord_array()
{ {
@ -262,6 +263,21 @@ int TRecord_array::read(TRectype* filter)
return err; return err;
} }
// @doc EXTERNAL
// @mfunc Copia un record array
//
// @rdesc Copia il record array passato in quello corrente
TRecord_array& TRecord_array::copy(
const TRecord_array& a) // @parm Record_array da copiare
{
_file = a._file;
_data = a._data;
_offset = a._offset;
_num = a._num;
return *this;
}
int TRecord_array::read(const TRectype& filter) int TRecord_array::read(const TRectype& filter)
{ {
TRectype* f = (TRectype*)filter.dup(); TRectype* f = (TRectype*)filter.dup();

6
include/recarray.h
View File

@ -44,6 +44,8 @@ protected:
int remove_from(int i) const; int remove_from(int i) const;
// @cmember Confronta i campi della chiave 1 scartando l'ultimo // @cmember Confronta i campi della chiave 1 scartando l'ultimo
bool good(const TRectype& rec) const; bool good(const TRectype& rec) const;
// @cmember Duplica un record array
virtual TObject* dup() const { return new TRecord_array(*this);}
// @access Public Member // @access Public Member
public: public:
@ -99,6 +101,10 @@ public:
{ return destroy_row(rec2row(r), pack); } { return destroy_row(rec2row(r), pack); }
// @cmember Cancella tutte le righe // @cmember Cancella tutte le righe
void destroy_rows(); void destroy_rows();
// @cmember Copia un record array
TRecord_array& copy(const TRecord_array& a);
// @cmember Operatore di assegnamento di un record array
TRecord_array& operator= (const TRecord_array& a) { return copy(a); }
// @cmember Ritorna il numero logico del file principale // @cmember Ritorna il numero logico del file principale
int logic_num() const int logic_num() const