294db713c8
Files correlati : Ricompilazione Demo : [ ] Commento :conai in corso d'opera (aggiunto il modulo a campo.aut e modaut.h, aggiunta la insert_rec ai TText_recordset per poter inserire le intestazioni dei file excel) git-svn-id: svn://10.65.10.50/trunk@16219 c028cbd2-c16b-5b4b-a496-9718f37d4682
138 lines
4.3 KiB
C++
Executable File
138 lines
4.3 KiB
C++
Executable File
#ifndef __TEXTSET_H
|
|
#define __TEXTSET_H
|
|
|
|
#ifndef __REPORT_H
|
|
#include <report.h>
|
|
#endif
|
|
|
|
///////////////////////////////////////////////////////////
|
|
// TText_recordset
|
|
// Classe virtuale per gestire file di testo generici
|
|
///////////////////////////////////////////////////////////
|
|
|
|
enum TQuery_type { _qt_none, _qt_select, _qt_create };
|
|
|
|
class TText_recordset : public TRecordset
|
|
{
|
|
TRecnotype _curr;
|
|
TString_array _rec;
|
|
|
|
protected:
|
|
TString _query;
|
|
TRecordset_column_info _info; // Informazioni sull'unica colonna esistente
|
|
|
|
protected:
|
|
virtual TQuery_type parse_query(const char* query, TFilename& table);
|
|
virtual bool load_file(const TFilename& n);
|
|
TToken_string& row(TRecnotype n = -1) const;
|
|
|
|
public:
|
|
virtual unsigned int columns() const { return 1; }
|
|
virtual const TRecordset_column_info& column_info(unsigned int) const { return _info; }
|
|
virtual const TRecordset_column_info& column_info(const char* column) const;
|
|
virtual int find_column(const char* column) const;
|
|
|
|
virtual TRecnotype items() const;
|
|
virtual bool move_to(TRecnotype pos);
|
|
virtual TRecnotype current_row() const { return _curr; }
|
|
virtual void requery();
|
|
virtual const TVariant& get(unsigned int column) const;
|
|
|
|
TRecnotype last() const { return items() - 1;}
|
|
|
|
public:
|
|
virtual const TString& query_text() const { return _query; }
|
|
virtual void sort(COMPARE_FUNCTION f = NULL);
|
|
|
|
virtual bool destroy(TRecnotype r = -1);
|
|
virtual TRecnotype new_rec(const char* buf = NULL);
|
|
virtual TRecnotype insert_rec(TRecnotype r, const char* buf = NULL);
|
|
virtual bool set(unsigned int fld, const TVariant& var);
|
|
virtual bool set(const char* fld, const TVariant& var);
|
|
virtual bool exec(const char* query);
|
|
|
|
virtual bool save_as_text(const char* path);
|
|
virtual bool save_as(const char* path, TRecordsetExportFormat fmt = fmt_text);
|
|
|
|
TText_recordset(const char* query);
|
|
};
|
|
|
|
///////////////////////////////////////////////////////////
|
|
// TCSV_recordset
|
|
// Classe per file di testo con campi separati da virgola (o altro separatore)
|
|
///////////////////////////////////////////////////////////
|
|
|
|
class TCSV_recordset : public TText_recordset
|
|
{
|
|
char _separator;
|
|
TArray _trc;
|
|
|
|
protected:
|
|
virtual TQuery_type parse_query(const char* query, TFilename& table);
|
|
|
|
public:
|
|
virtual unsigned int columns() const;
|
|
virtual const TRecordset_column_info& column_info(unsigned int column) const;
|
|
virtual const TVariant& get(unsigned int column) const;
|
|
virtual TRecnotype new_rec(const char* buf = NULL);
|
|
virtual bool set(unsigned int fld, const TVariant& var);
|
|
virtual bool load_file(const TFilename& n);
|
|
|
|
public:
|
|
TCSV_recordset(const char* query);
|
|
};
|
|
|
|
///////////////////////////////////////////////////////////
|
|
// TAS400_recordset
|
|
// Classe per file di testo con record a lunghezza fissa
|
|
///////////////////////////////////////////////////////////
|
|
|
|
struct TAS400_column_info : public TRecordset_column_info
|
|
{
|
|
TVariant _default;
|
|
bool _required;
|
|
|
|
TAS400_column_info() : _required(false) { }
|
|
};
|
|
|
|
class TAS400_recordset : public TText_recordset
|
|
{
|
|
protected:
|
|
TAS400_column_info _key;
|
|
TAssoc_array _trc;
|
|
|
|
protected:
|
|
virtual TQuery_type parse_query(const char* query, TFilename& table);
|
|
virtual bool load_file(const TFilename& n);
|
|
virtual int find_column(const char* column) const;
|
|
|
|
virtual bool save_as_text(const char* path);
|
|
|
|
TAS400_column_info* parse_field(const char* column, int& c, bool create);
|
|
bool set_field(const TAS400_column_info& fi, const TVariant& var);
|
|
const TVariant& get_field(const TAS400_column_info& fi) const;
|
|
|
|
public:
|
|
virtual TRecnotype new_rec(const char* buf = NULL);
|
|
virtual bool set(const char* column, const TVariant& var);
|
|
|
|
virtual unsigned int columns() const;
|
|
virtual const TRecordset_column_info& column_info(unsigned int column) const;
|
|
virtual const TRecordset_column_info& column_info(const char* colunmn) const;
|
|
virtual const TVariant& get(unsigned int column) const;
|
|
virtual const TVariant& get(const char* colunmn) const;
|
|
|
|
public:
|
|
bool create_field(const char* name, int pos, int len, TFieldtypes t = _alfafld,
|
|
bool required = false, const TVariant& def = NULL_VARIANT);
|
|
|
|
int record_length() const { return _info._width; }
|
|
int key_length() const { return _key._width; }
|
|
int key_position() const { return _key._pos; }
|
|
virtual const TString& rec_type(TRecnotype r = -1) const;
|
|
|
|
TAS400_recordset(const char* query);
|
|
};
|
|
|
|
#endif
|