campo-sirio/cg/cg4501.h

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#include <relation.h>
#include <tabutil.h>
#include <printapp.h>
#include <mask.h>
#include <utility.h>
#include <config.h>
#include <urldefid.h>
class TAp_iva : public TApplication
{
TTable* _reg, * _lia, * _lbu;
TLocalisamfile* _nditte;
int _annoiva;
TString _annop;
long _ditta;
char _frequenza;
protected:
static bool mask_annoiva(TMask_field&, KEY);
public:
virtual bool create();
virtual bool destroy();
virtual bool menu(MENU_TAG m);
bool setta();
bool apertura_iva();
TAp_iva() {}
};