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Patch level : 4.0

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Files correlati     :
Ricompilazione Demo : [ ]
Commento            :
Eseguito splitting tra sqlrecordset ed isamrecordset.
Migliorato supporto per immagini e bottoni grigi


git-svn-id: svn://10.65.10.50/trunk@15009 c028cbd2-c16b-5b4b-a496-9718f37d4682
This commit is contained in:
guy 2007-03-07 13:49:11 +00:00
parent dcf8d84484
commit 32088954c5
12 changed files with 762 additions and 755 deletions
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4
include/controls.cpp
View File

@ -111,7 +111,7 @@ short TPicture_array::add(const char * n)
_enabled.add(i, id); _enabled.add(i, id);
TImage* d = new TImage(*i); TImage* d = new TImage(*i);
d->fade_to_gray(COLOR_GRAY); d->fade_to_gray(true);
_disabled.add(d, id); _disabled.add(d, id);
return id; return id;
@ -139,7 +139,7 @@ bool TPicture_array::add(short id)
_enabled.add(i, id); _enabled.add(i, id);
TImage* d = new TImage(*i); TImage* d = new TImage(*i);
d->fade_to_gray(COLOR_GRAY); d->fade_to_gray(true);
_disabled.add(d, id); _disabled.add(d, id);
} }
else else

4
include/golem.cpp
View File

@ -99,7 +99,7 @@ bool TGolem_mask::file_handler(TMask_field& f, KEY k)
if (!f.empty()) if (!f.empty())
{ {
const TFilename n = f.get(); const TFilename n = f.get();
xvt_fsys_convert_str_to_dir((char*)(const char*)n.path(), &fs.dir); xvt_fsys_convert_str_to_dir(n.path(), &fs.dir);
} }
else else
xvt_fsys_convert_str_to_dir(".", &fs.dir); xvt_fsys_convert_str_to_dir(".", &fs.dir);
@ -1177,7 +1177,7 @@ int TMail_messages::get(const char* senderFilter,
const MapiRecipDesc* pSender = pMessage->lpOriginator; const MapiRecipDesc* pSender = pMessage->lpOriginator;
sender = pSender->lpszName; sender = pSender->lpszName;
if (senderFilter && *senderFilter) if (senderFilter && *senderFilter)
should_add = stricmp(senderFilter, sender) == 0; should_add = xvt_str_compare_ignoring_case(senderFilter, sender) == 0;
} }
if (should_add) if (should_add)

67
include/image.cpp
View File

@ -243,14 +243,10 @@ void TImage::convert_to_default_colors()
const COLOR c = xvt_image_get_clut(_image, index) & 0x00FFFFFF; const COLOR c = xvt_image_get_clut(_image, index) & 0x00FFFFFF;
switch (c) switch (c)
{ {
case COLOR_DKCYAN & 0x00FFFFFF: case COLOR_DKCYAN & 0x00FFFFFF: xvt_image_set_clut(_image, index, MASK_BACK_COLOR); break;
xvt_image_set_clut(_image, index, MASK_BACK_COLOR); break; case COLOR_CYAN & 0x00FFFFFF: xvt_image_set_clut(_image, index, MASK_LIGHT_COLOR); break;
case COLOR_CYAN & 0x00FFFFFF: case COLOR_GRAY & 0x00FFFFFF: xvt_image_set_clut(_image, index, MASK_DARK_COLOR); break;
xvt_image_set_clut(_image, index, MASK_LIGHT_COLOR); break; default: break;
case COLOR_GRAY & 0x00FFFFFF:
xvt_image_set_clut(_image, index, MASK_DARK_COLOR); break;
default:
break;
} }
} }
} }
@ -262,14 +258,10 @@ void TImage::convert_to_default_colors()
const COLOR c = get_pixel(x, y) & 0x00FFFFFF; const COLOR c = get_pixel(x, y) & 0x00FFFFFF;
switch (c) switch (c)
{ {
case COLOR_DKCYAN & 0x00FFFFFF: case COLOR_DKCYAN & 0x00FFFFFF: set_pixel(x, y, MASK_BACK_COLOR); break;
set_pixel(x, y, MASK_BACK_COLOR); break; case COLOR_CYAN & 0x00FFFFFF : set_pixel(x, y, MASK_LIGHT_COLOR); break;
case COLOR_CYAN & 0x00FFFFFF: case COLOR_GRAY & 0x00FFFFFF : set_pixel(x, y, MASK_DARK_COLOR); break;
set_pixel(x, y, MASK_LIGHT_COLOR); break; default: break;
case COLOR_GRAY & 0x00FFFFFF:
set_pixel(x, y, MASK_DARK_COLOR); break;
default:
break;
} }
} }
} }
@ -278,7 +270,6 @@ void TImage::convert_to_default_colors()
// @mfunc Setta i colori dell'immagine in modo da renderla trasparente // @mfunc Setta i colori dell'immagine in modo da renderla trasparente
void TImage::convert_transparent_color(COLOR transparent) void TImage::convert_transparent_color(COLOR transparent)
// @comm Legge nell'immagine i pixel uguali a quello in alto a sinistra e li setta // @comm Legge nell'immagine i pixel uguali a quello in alto a sinistra e li setta
// uguali allo sfondo delle maschere // uguali allo sfondo delle maschere
{ {
@ -310,7 +301,26 @@ void TImage::convert_transparent_color(COLOR transparent)
} }
} }
void TImage::fade_to_gray(int gray) inline COLOR btncolor2btngray(COLOR color, bool use_btn)
{
static COLOR last_color = -1, last_gray = -1;
if (color != last_color)
{
last_gray = grayed_color(last_color = color);
if (use_btn)
{
// Prendo una sola componente del grigio: tanto sono identiche
const int g = XVT_COLOR_GET_RED(last_gray);
if (g > 128) // Chiaro
last_gray = blend_colors(BTN_LIGHT_COLOR, BTN_BACK_COLOR, (g-128.0)/128.0);
else // Scuro
last_gray = blend_colors(BTN_BACK_COLOR, BTN_DARK_COLOR, g/128.0);
}
}
return last_gray;
}
void TImage::fade_to_gray(bool use_btn_colors)
// @comm Legge nell'immagine i pixel diversi da quello in alto a sinistra e li setta // @comm Legge nell'immagine i pixel diversi da quello in alto a sinistra e li setta
// in grigio // in grigio
{ {
@ -318,21 +328,14 @@ void TImage::fade_to_gray(int gray)
return; // Null image return; // Null image
const COLOR trans = get_pixel(0,0) & 0x00FFFFFF; const COLOR trans = get_pixel(0,0) & 0x00FFFFFF;
btncolor2btngray(trans, use_btn_colors); // Reset color conversion
if (xvt_image_get_format(_image) == XVT_IMAGE_CL8) if (xvt_image_get_format(_image) == XVT_IMAGE_CL8)
{ {
for (int index = xvt_image_get_ncolors(_image)-1; index >=0; index--) for (int index = xvt_image_get_ncolors(_image)-1; index >=0; index--)
{ {
COLOR pixie = xvt_image_get_clut(_image, index) & 0x00FFFFFF; COLOR pixie = xvt_image_get_clut(_image, index) & 0x00FFFFFF;
if (pixie != trans) if (pixie != trans)
{ xvt_image_set_clut(_image, index, btncolor2btngray(pixie, use_btn_colors));
pixie = grayed_color(pixie);
if (gray >= 0)
{
const int k = (XVT_COLOR_GET_RED(pixie) + gray) / 2;
pixie = MAKE_COLOR(k,k,k);
}
xvt_image_set_clut(_image, index, pixie);
}
} }
} }
else else
@ -342,15 +345,7 @@ void TImage::fade_to_gray(int gray)
{ {
COLOR pixie = get_pixel(x, y) & 0x00FFFFFF; COLOR pixie = get_pixel(x, y) & 0x00FFFFFF;
if (pixie != trans) if (pixie != trans)
{ set_pixel(x, y, btncolor2btngray(pixie, use_btn_colors));
pixie = grayed_color(pixie);
if (gray >= 0)
{
const int k = (XVT_COLOR_GET_RED(pixie) + gray) / 2;
pixie = MAKE_COLOR(k,k,k);
}
set_pixel(x, y, pixie);
}
} }
} }
} }

2
include/image.h
View File

@ -86,7 +86,7 @@ public:
// Trasforma l'immagine in toni di grigio. // Trasforma l'immagine in toni di grigio.
// Se gray>=0 sfuma ulteriormente verso il tono specificato // Se gray>=0 sfuma ulteriormente verso il tono specificato
void fade_to_gray(int gray = -1); void fade_to_gray(bool use_btn_colors);
// @cmember Setta l'<p n>.esime entry della paletta al colore <p c> // @cmember Setta l'<p n>.esime entry della paletta al colore <p c>
void set_clut(byte n, COLOR c); void set_clut(byte n, COLOR c);

2
include/maskfld.cpp
View File

@ -8,11 +8,9 @@
#include <execp.h> #include <execp.h>
#include <expr.h> #include <expr.h>
#include <msksheet.h> #include <msksheet.h>
//#include <prefix.h>
#include <recarray.h> #include <recarray.h>
#include <recset.h> #include <recset.h>
#include <relapp.h> #include <relapp.h>
//#include <relation.h>
#include <sheet.h> #include <sheet.h>
#include <tabutil.h> #include <tabutil.h>
#include <text.h> #include <text.h>

1
include/odbcrset.cpp
View File

@ -1,4 +1,5 @@
#include <odbcrset.h> #include <odbcrset.h>
#include <sqlset.h>
#include <utility.h> #include <utility.h>
/////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////

4
include/printer.cpp
View File

@ -1342,8 +1342,8 @@ void TPrinter::read_configuration(
} }
else else
{ {
error_box("Attenzione: la stampante corrente non e' valida.\n" error_box(TR("Attenzione: la stampante corrente non e' valida. "
"Si prega di selezionare e registrare una nuova stampante."); "Si prega di selezionare e registrare una nuova stampante."));
set_printrcd(); set_printrcd();
} }
} }

772
include/recset.cpp
View File

@ -270,6 +270,106 @@ bool TRecordset::save_as_campo(const char* path)
return !pi.iscancelled(); return !pi.iscancelled();
} }
bool TRecordset::save_as_dbf(const char* table, int mode)
{
char volume[_MAX_DRIVE];
char dirname[_MAX_PATH];
char name[_MAX_FNAME];
char ext[_MAX_EXT];
xvt_fsys_parse_pathname (table, volume, dirname, name, ext, NULL);
const int logicnum = table2logic(name);
if (mode == 0x0)
mode = 0x1;
if (mode & 0x4)
{
if (logicnum >= LF_USER && *dirname == '\0')
{
TSystemisamfile isam(logicnum);
if (isam.zap() != NOERR)
return error_box(TR("Impossibile cancellare il file '%s'"), table);
}
else
{
TFilename n;
n = volume; n.add(dirname); n.add(name); n.ext("*");
TString_array files; list_files(n, files);
FOR_EACH_ARRAY_ROW(files, f, row)
xvt_fsys_removefile(*row);
}
mode = 0x1;
}
TLocalisamfile* pisam = NULL;
if (logicnum >= LF_USER)
{
if (*dirname)
pisam = new TIsamtempfile(logicnum, table);
else
pisam = new TLocalisamfile(logicnum);
}
if (pisam == NULL)
return error_box("Impossibile creare il file %s", table);
TLocalisamfile& isam = *pisam;
TProgind pi(items(), TR("Esportazione in corso..."));
TRectype& rec = isam.curr();
TString_array names;
int valid = 0;
for (unsigned int j = 0; j < columns(); j++)
{
const TVariant& var = get(j);
const TString& name = column_info(j)._name;
if (rec.exist(name))
{
names.add(name);
valid++;
}
else
names.add(EMPTY_STRING);
}
bool ok = true;
for (bool go = move_first(); go; go = move_next())
{
pi.addstatus(1);
rec.zero();
FOR_EACH_ARRAY_ROW(names, j, name) if (name->not_empty())
rec.put(*name, get(j).as_string());
int err = NOERR;
bool to_be_written = true;
// Devo solo aggiornare parte dei campi?
if ((mode & 0x2) && valid < rec.items())
{
err = isam.read(_isequal, _lock);
if (err != NOERR)
rec.zero();
FOR_EACH_ARRAY_ROW(names, j, name) if (name->not_empty())
rec.put(*name, get(j).as_string());
if (err == NOERR)
to_be_written = isam.rewrite() != NOERR;
}
if (to_be_written)
{
err = (mode & 0x1) ? isam.write() : isam.rewrite();
if (err != NOERR && (mode & 0x3) != 0)
err = (mode & 0x1) ? isam.rewrite() : isam.write();
}
if (err != NOERR)
{
ok = error_box(FR("Errore %d durante la scrittura del record %s"), err, rec.build_key());
break;
}
}
return ok;
}
bool TRecordset::save_as(const char* path, TRecordsetExportFormat fmt, int mode) bool TRecordset::save_as(const char* path, TRecordsetExportFormat fmt, int mode)
{ {
if (fmt == fmt_unknown) if (fmt == fmt_unknown)
@ -434,7 +534,7 @@ void TRecordset::parsed_text(TString& sql) const
const bool is_sql = !is_isam; const bool is_sql = !is_isam;
const char* apici = is_isam ? "\"" : "'"; const char* apici = is_isam ? "\"" : "'";
const bool vars = ((TSQL_recordset*)this)->ask_variables(false); const bool vars = ((TRecordset*)this)->ask_variables(false);
if (vars) // Se ci sono variabili faccio le sostituzioni if (vars) // Se ci sono variabili faccio le sostituzioni
{ {
const TString_array& names = variables(); const TString_array& names = variables();
@ -672,676 +772,6 @@ bool select_custom_file(TFilename& path, const char* ext, const char* library)
return ok; return ok;
} }
///////////////////////////////////////////////////////////
// Private interface
///////////////////////////////////////////////////////////
#include "../sqlite/sqlite3.h"
class TSQLite : public TObject
{
sqlite3* _handle;
TFilename _currdb;
protected:
TVariant& get_sql_value(const TRectype& curr, const RecFieldDes& fd, TVariant& tmp) const;
void build_curr_path(TFilename& name) const;
void test_path();
bool bind_record(const TRectype& rec, const RecDes& rd, sqlite3_stmt* pStatement) const;
bool create_dbf_times();
long get_dbf_time(const TString& table);
bool set_dbf_time(const TString& table, long last);
bool import(int logicnum);
public:
sqlite3* open(const char* fname = NULL);
bool exec(const char* sql, sqlite3_callback callback = NULL, void* jolly = NULL, bool show_error = true);
void close();
bool exists(const char* table);
bool parse_select_from(const char* szSql);
TSQLite();
virtual ~TSQLite();
} _TheDataBase;
void get_sql_directory(TFilename& name)
{
name = firm2dir(-1);
name.add("sql");
if (!name.exist())
make_dir(name);
}
void TSQLite::build_curr_path(TFilename& name) const
{
TString16 firm; firm.format("%05ldA.sql", prefix().get_codditta());
get_sql_directory(name);
name.add(firm);
}
sqlite3* TSQLite::open(const char* fname)
{
close();
_currdb = fname;
int err = sqlite3_open(_currdb, &_handle);
if (err = SQLITE_CORRUPT)
{
close();
xvt_fsys_removefile(_currdb);
err = sqlite3_open(_currdb, &_handle);
}
if (err == SQLITE_OK)
{
create_dbf_times();
}
else
{
const char* errmsg = sqlite3_errmsg(_handle); // Stringa di sitema: inutile sqlite3_free(errmsg)
error_box(errmsg);
}
return _handle;
}
void TSQLite::test_path()
{
TFilename n;
build_curr_path(n);
if (n != _currdb)
open(n);
}
bool TSQLite::exec(const char* sql, sqlite3_callback callback, void* jolly, bool show_error)
{
if (_handle == NULL)
test_path();
TWait_cursor hourglass;
char* errmsg = NULL;
const int rc = sqlite3_exec(_handle, sql, callback, jolly, &errmsg);
if (errmsg != NULL)
{
if (show_error)
{
TString msg;
msg << sql;
msg.cut(128);
msg << '\n' << errmsg;
error_box(msg);
}
sqlite3_free(errmsg);
}
return rc == SQLITE_OK;
}
void TSQLite::close()
{
if (_handle != NULL)
{
sqlite3_close(_handle);
_handle = NULL;
}
}
const char* const DBF_TIMES_TABLE = "DBF_TIMES";
bool TSQLite::create_dbf_times()
{
bool ok = exists(DBF_TIMES_TABLE);
if (!ok)
{
TString sql;
sql << "CREATE TABLE " << DBF_TIMES_TABLE << " (name TEXT,time NUMERIC);\n"
<< "CREATE UNIQUE INDEX " << DBF_TIMES_TABLE << "_1 ON " << DBF_TIMES_TABLE << " (name);";
ok = exec(sql);
}
return ok;
}
bool TSQLite::set_dbf_time(const TString& table, long last)
{
TString sql;
sql << "REPLACE INTO " << DBF_TIMES_TABLE << " VALUES("
<< '\'' << table << "','" << last << "')"
<< "\nWHERE name='" << table << "';";
return exec(sql);
}
static int dbf_time_callback(void* jolly, int argc, char** argv, char** columns)
{
long& last = *(long*)jolly;
last = atol(argv[0]);
return SQLITE_OK;
}
long TSQLite::get_dbf_time(const TString& table)
{
TString sql;
sql << "SELECT time FROM " << DBF_TIMES_TABLE << "\nWHERE name='" << table << "';";
long last = 0;
exec(sql, dbf_time_callback, &last);
return last;
}
TVariant& TSQLite::get_sql_value(const TRectype& curr, const RecFieldDes& fd, TVariant& tmp) const
{
switch (fd.TypeF)
{
case _realfld : tmp.set(curr.get_real(fd.Name)); break;
case _intfld :
case _longfld :
case _wordfld :
case _intzerofld :
case _longzerofld: tmp.set(curr.get_long(fd.Name)); break;
case _datefld :
{
const TDate date = curr.get_date(fd.Name);
tmp.set(date.date2ansi());
}
break;
case _boolfld : tmp.set(curr.get_bool(fd.Name)); break;
case _memofld:
{
TString memo = curr.get(fd.Name);
memo.replace('\n', char(0xB6)); // Simbolo di paragrafo
tmp.set(memo);
}
break;
default : tmp.set(curr.get(fd.Name)); break;
}
return tmp;
}
static int exists_callback(void *jolly, int argc, char **argv, char **azColName)
{
bool& yes = *(bool*)jolly;
yes = argc > 0;
return SQLITE_OK;
}
bool TSQLite::exists(const char* table)
{
TString sql;
sql << "SELECT name FROM sqlite_master WHERE (type='table')AND(name='" << table << "');";
bool yes = false;
exec(sql, exists_callback, &yes, false);
return yes;
}
bool TSQLite::bind_record(const TRectype& rec, const RecDes& rd, sqlite3_stmt* pStatement) const
{
int rc = SQLITE_OK;
TVariant tmp;
for (int i = 0; i < rd.NFields && rc==SQLITE_OK ; i++)
{
get_sql_value(rec, rd.Fd[i], tmp);
const TString& val = tmp.as_string();
rc = sqlite3_bind_text(pStatement, i+1, val, val.len(), SQLITE_TRANSIENT);
}
return rc == SQLITE_OK;
}
bool TSQLite::import(int logicnum)
{
const TString& table = logic2table(logicnum);
long last = get_dbf_time(table);
if (logicnum >= LF_USER) // Dummy test
{
TLocalisamfile file(logicnum);
if (!file.is_changed_since(last))
return true;
}
const RecDes& rd = prefix().get_recdes(logicnum);
TString sql;
if (exists(table))
{
// Drop old table
sql.cut(0) << "DROP TABLE "<< table << ';';
exec(sql);
}
// Create new table
sql.cut(0) << "CREATE TABLE "<< table << "\n(";
int i;
for (i = 0; i < rd.NFields; i++)
{
if (i > 0) sql << ',';
sql << rd.Fd[i].Name << ' ';
switch (rd.Fd[i].TypeF)
{
case _alfafld: sql << "TEXT"; break;
case _memofld: sql << "BLOB"; break;
case _datefld: sql << "DATE"; break;
default : sql << "NUMERIC"; break;
}
}
sql << ");";
if (!exec(sql))
return false;
TRelation rel(logicnum);
TCursor cur(&rel);
const TRecnotype items = cur.items();
if (items > 0)
{
cur.freeze();
TString msg;
msg << TR("Importazione tabella") << ' ' << table;
msg << ": " << items << ' ' << TR("righe");
TProgind pi(items, msg, true, true);
exec("BEGIN"); // Inizio transazione
// Creo il comando INSERT INTO table VALUES(?,?,?,?,?,?);
sql.cut(0) << "INSERT INTO " << table << " VALUES(";
for (i = 0; i < rd.NFields; i++)
{
if (i != 0) sql << ',';
sql << '?';
}
sql << ");";
sqlite3_stmt* pStatement = NULL;
int rc = sqlite3_prepare(_handle, sql, sql.len(), &pStatement, NULL);
const TRectype& curr = rel.curr();
for (cur = 0; cur.pos() < items; ++cur)
{
pi.addstatus(1);
if (pi.iscancelled())
break;
bind_record(curr, rd, pStatement); // Sostituisce i ? coi veri valori
rc = sqlite3_step(pStatement); // Ritorna sempre 101 (SQLITE_DONE)
rc = sqlite3_reset(pStatement); // Azzero lo statement per ricominciare
}
rc = sqlite3_finalize(pStatement);
exec("COMMIT"); // Fine transazione
}
// Creo gli indici DOPO l'importazione per maggiore velocita'
TProgind pi(rd.NKeys, TR("Creazione indici"), false, true);
for (int index = 0; index < rd.NKeys; index++)
{
pi.addstatus(1);
sql.cut(0) << "CREATE INDEX " << table << '_' << (index+1) << " ON "<< table << "\n(";
const KeyDes& kd = rd.Ky[index];
for (int k = 0; k < kd.NkFields; k++)
{
if (k > 0) sql << ',';
const int ndx = kd.FieldSeq[k] % MaxFields;
sql << rd.Fd[ndx].Name;
}
sql << ");";
exec(sql);
}
set_dbf_time(table, last); // Aggiorna ora di ultima modifica
return true;
}
bool TSQLite::parse_select_from(const char* szSql)
{
test_path();
TString sql(szSql);
sql.trim(); sql.upper();
if (!sql.starts_with("SELECT"))
return false;
const int from = sql.find("FROM");
if (from < 0)
return false;
const int where = sql.find("WHERE", from);
TToken_string tables(sql.sub(from+5, where), ',');
TString table;
FOR_EACH_TOKEN(tables, tok)
{
table = tok;
table.trim();
for (int i = 0; table[i]; i++)
{
if (table[i] <= ' ' || table[i] == ';')
{ table.cut(i); break; }
}
const int logicnum = table2logic(table);
if (logicnum > 0)
import(logicnum);
}
return true;
}
TSQLite::TSQLite() : _handle(NULL)
{ }
TSQLite::~TSQLite()
{
close();
}
///////////////////////////////////////////////////////////
// TSQL_recordset
///////////////////////////////////////////////////////////
void TSQL_recordset::reset()
{
_items = 0;
_first_row = 0;
_current_row = -1;
_pagesize = 512;
_page.destroy();
_column.destroy();
}
int TSQL_recordset::on_get_items(int argc, char** values, char** columns)
{
if (_column.items() == 0)
{
for (int i = 0; i < argc; i++)
{
TRecordset_column_info* info = new TRecordset_column_info;
info->_name = columns[i];
info->_width = 1;
info->_type = _alfafld;
const char* fldtype = columns[argc+i];
if (fldtype != NULL)
{
if (xvt_str_compare_ignoring_case(fldtype, "DATE") == 0)
{
info->_type = _datefld;
info->_width = 10;
} else
if (xvt_str_compare_ignoring_case(fldtype, "NUMERIC") == 0)
{
info->_type = _realfld;
} else
if (xvt_str_compare_ignoring_case(fldtype, "BLOB") == 0)
{
info->_type = _memofld;
info->_width = 50;
}
}
_column.add(info);
}
}
if (_items < _pagesize)
{
for (int i = 0; i < argc; i++) if (values[i] && *values[i])
{
TRecordset_column_info& info = (TRecordset_column_info&)_column[i];
if (info._type == _alfafld || info._type == _realfld)
{
const int len = strlen(values[i]);
if (len > info._width)
info._width = len;
}
}
}
_items++;
return SQLITE_OK;
}
static int query_get_items(void* jolly, int argc, char** values, char** columns)
{
TSQL_recordset* q = (TSQL_recordset*)jolly;
return q->on_get_items(argc, values, columns);
}
void TSQL_recordset::requery()
{
_items = 0;
_page.destroy();
}
TRecnotype TSQL_recordset::items() const
{
if (_items == 0)
{
TString sql; parsed_text(sql);
TPerformance_profiler prof("SQL query");
_TheDataBase.exec("PRAGMA show_datatypes = ON;", NULL, NULL);
_TheDataBase.exec(sql, query_get_items, (TSQL_recordset*)this);
_TheDataBase.exec("PRAGMA show_datatypes = OFF;", NULL, NULL);
}
return _items;
}
unsigned int TSQL_recordset::columns() const
{
if (_column.items() == 0)
items();
return _column.items();
}
const TRecordset_column_info& TSQL_recordset::column_info(unsigned int c) const
{
return (const TRecordset_column_info&)_column[c];
}
// Funzione chiamata per riempire la pagina corrente delle righe della query
int TSQL_recordset::on_get_rows(int argc, char** values)
{
TArray* a = new TArray;
for (int c = 0; c < argc; c++)
{
TVariant* var = new TVariant;
switch (column_info(c)._type)
{
case _alfafld:
var->set(values[c]);
break;
case _memofld:
if (values[c])
{
TFixed_string memo(values[c]);
memo.replace(char(0xB6), '\n');
var->set(memo);
}
break;
case _datefld:
var->set(TDate(values[c]));
break;
default:
var->set(real(values[c]));
break;
}
a->add(var, c);
}
_page.add(a);
return SQLITE_OK;
}
static int query_get_rows(void* jolly, int argc, char** values, char** /*columns*/)
{
TSQL_recordset* rs = (TSQL_recordset*)jolly;
return rs->on_get_rows(argc, values);
}
bool TSQL_recordset::move_to(TRecnotype n)
{
_current_row = n;
if (n < 0 || n >= items())
{
_page.destroy(); // Forza rilettura la prossiva volta
_first_row = 0;
return false;
}
if (n < _first_row || n >= _first_row+_page.items())
{
TString sql; parsed_text(sql);
if (sql.find("LIMIT ") < 0)
{
const int semicolon = sql.rfind(';');
if (semicolon >= 0)
sql.cut(semicolon);
sql.trim();
_page.destroy();
if (n >= _pagesize)
_first_row = n-32; // Prendo qualche riga dalla pagina precedente, per velocizzare il pagina su
else
_first_row = n;
sql << "\nLIMIT " << _pagesize << " OFFSET " << _first_row << ';';
}
_TheDataBase.exec(sql, query_get_rows, this);
}
return true;
}
const TArray* TSQL_recordset::row(TRecnotype n)
{
const TArray* a = NULL;
if (move_to(n))
a = (const TArray*)_page.objptr(n-_first_row);
return a;
}
const TVariant& TSQL_recordset::get(unsigned int c) const
{
const TArray* a = (const TArray*)_page.objptr(_current_row-_first_row);
if (a != NULL)
{
const TVariant* s = (const TVariant*)a->objptr(c);
if (s != NULL)
return *s;
}
return NULL_VARIANT;
}
bool TRecordset::save_as_dbf(const char* table, int mode)
{
char volume[_MAX_DRIVE];
char dirname[_MAX_PATH];
char name[_MAX_FNAME];
char ext[_MAX_EXT];
xvt_fsys_parse_pathname (table, volume, dirname, name, ext, NULL);
const int logicnum = table2logic(name);
if (mode == 0x0)
mode = 0x1;
if (mode & 0x4)
{
if (logicnum >= LF_USER && *dirname == '\0')
{
TSystemisamfile isam(logicnum);
if (isam.zap() != NOERR)
return error_box(TR("Impossibile cancellare il file '%s'"), table);
}
else
{
TFilename n;
n = volume; n.add(dirname); n.add(name); n.ext("*");
TString_array files; list_files(n, files);
FOR_EACH_ARRAY_ROW(files, f, row)
xvt_fsys_removefile(*row);
}
mode = 0x1;
}
TLocalisamfile* pisam = NULL;
if (logicnum >= LF_USER)
{
if (*dirname)
pisam = new TIsamtempfile(logicnum, table);
else
pisam = new TLocalisamfile(logicnum);
}
if (pisam == NULL)
return error_box("Impossibile creare il file %s", table);
TLocalisamfile& isam = *pisam;
TProgind pi(items(), TR("Esportazione in corso..."));
TRectype& rec = isam.curr();
TString_array names;
int valid = 0;
for (unsigned int j = 0; j < columns(); j++)
{
const TVariant& var = get(j);
const TString& name = column_info(j)._name;
if (rec.exist(name))
{
names.add(name);
valid++;
}
else
names.add(EMPTY_STRING);
}
bool ok = true;
for (bool go = move_first(); go; go = move_next())
{
pi.addstatus(1);
rec.zero();
FOR_EACH_ARRAY_ROW(names, j, name) if (name->not_empty())
rec.put(*name, get(j).as_string());
int err = NOERR;
bool to_be_written = true;
// Devo solo aggiornare parte dei campi?
if ((mode & 0x2) && valid < rec.items())
{
err = isam.read(_isequal, _lock);
if (err != NOERR)
rec.zero();
FOR_EACH_ARRAY_ROW(names, j, name) if (name->not_empty())
rec.put(*name, get(j).as_string());
if (err == NOERR)
to_be_written = isam.rewrite() != NOERR;
}
if (to_be_written)
{
err = (mode & 0x1) ? isam.write() : isam.rewrite();
if (err != NOERR && (mode & 0x3) != 0)
err = (mode & 0x1) ? isam.rewrite() : isam.write();
}
if (err != NOERR)
{
ok = error_box(FR("Errore %d durante la scrittura del record %s"), err, rec.build_key());
break;
}
}
return ok;
}
void TSQL_recordset::set(const char* sql)
{
reset();
_sql = sql;
if (_sql.find("SELECT") >= 0 || _sql.find("select") >= 0)
{
_TheDataBase.parse_select_from(_sql);
find_and_reset_vars();
}
}
TSQL_recordset::TSQL_recordset(const char* sql)
{
set(sql);
}
/////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////
// TCursor_parser // TCursor_parser
/////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////

38
include/recset.h
View File

@ -82,44 +82,6 @@ public: // Absolutely needed methods
virtual ~TRecordset() { } virtual ~TRecordset() { }
}; };
///////////////////////////////////////////////////////////
// TSQL_recordset
///////////////////////////////////////////////////////////
class TSQL_recordset : public TRecordset
{
TString _sql;
TRecnotype _first_row, _pagesize, _items, _current_row;
TArray _column;
TArray _page;
protected:
virtual void reset();
void parsed_sql_text(TString& sql) const;
public: // TRecordset
virtual void requery();
virtual TRecnotype items() const;
virtual bool move_to(TRecnotype pos);
virtual TRecnotype current_row() const { return _current_row; }
virtual unsigned int columns() const;
virtual const TRecordset_column_info& column_info(unsigned int c) const;
virtual const TVariant& get(unsigned int column) const;
const TString& query_text() const { return _sql; }
public:
void set(const char* sql);
// Internal use only
virtual int on_get_items(int argc, char** values, char** columns);
virtual int on_get_rows(int argc, char** values);
const TArray* row(TRecnotype n);
TSQL_recordset(const char* sql);
virtual ~TSQL_recordset() { }
};
/////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////
// TISAM_recordset // TISAM_recordset
/////////////////////////////////////////////////////////// ///////////////////////////////////////////////////////////

576
include/sqlset.cpp Executable file
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@ -0,0 +1,576 @@
#include <sqlset.h>
#include <diction.h>
#include <extcdecl.h>
#include <relation.h>
#include <progind.h>
#include <utility.h>
///////////////////////////////////////////////////////////
// Private interface
///////////////////////////////////////////////////////////
#include "../sqlite/sqlite3.h"
class TSQLite : public TObject
{
sqlite3* _handle;
TFilename _currdb;
protected:
TVariant& get_sql_value(const TRectype& curr, const RecFieldDes& fd, TVariant& tmp) const;
void build_curr_path(TFilename& name) const;
void test_path();
bool bind_record(const TRectype& rec, const RecDes& rd, sqlite3_stmt* pStatement) const;
bool create_dbf_times();
long get_dbf_time(const TString& table);
bool set_dbf_time(const TString& table, long last);
bool import(int logicnum);
public:
sqlite3* open(const char* fname = NULL);
bool exec(const char* sql, sqlite3_callback callback = NULL, void* jolly = NULL, bool show_error = true);
void close();
bool exists(const char* table);
bool parse_select_from(const char* szSql);
TSQLite();
virtual ~TSQLite();
} _TheDataBase;
void get_sql_directory(TFilename& name)
{
name = firm2dir(-1);
name.add("sql");
if (!name.exist())
make_dir(name);
}
void TSQLite::build_curr_path(TFilename& name) const
{
TString16 firm; firm.format("%05ldA.sql", prefix().get_codditta());
get_sql_directory(name);
name.add(firm);
}
sqlite3* TSQLite::open(const char* fname)
{
close();
_currdb = fname;
int err = sqlite3_open(_currdb, &_handle);
if (err = SQLITE_CORRUPT)
{
close();
xvt_fsys_removefile(_currdb);
err = sqlite3_open(_currdb, &_handle);
}
if (err == SQLITE_OK)
{
create_dbf_times();
}
else
{
const char* errmsg = sqlite3_errmsg(_handle); // Stringa di sitema: inutile sqlite3_free(errmsg)
error_box(errmsg);
}
return _handle;
}
void TSQLite::test_path()
{
TFilename n;
build_curr_path(n);
if (n != _currdb)
open(n);
}
bool TSQLite::exec(const char* sql, sqlite3_callback callback, void* jolly, bool show_error)
{
if (_handle == NULL)
test_path();
TWait_cursor hourglass;
char* errmsg = NULL;
const int rc = sqlite3_exec(_handle, sql, callback, jolly, &errmsg);
if (errmsg != NULL)
{
if (show_error)
{
TString msg;
msg << sql;
msg.cut(128);
msg << '\n' << errmsg;
error_box(msg);
}
sqlite3_free(errmsg);
}
return rc == SQLITE_OK;
}
void TSQLite::close()
{
if (_handle != NULL)
{
sqlite3_close(_handle);
_handle = NULL;
}
}
const char* const DBF_TIMES_TABLE = "DBF_TIMES";
bool TSQLite::create_dbf_times()
{
bool ok = exists(DBF_TIMES_TABLE);
if (!ok)
{
TString sql;
sql << "CREATE TABLE " << DBF_TIMES_TABLE << " (name TEXT,time NUMERIC);\n"
<< "CREATE UNIQUE INDEX " << DBF_TIMES_TABLE << "_1 ON " << DBF_TIMES_TABLE << " (name);";
ok = exec(sql);
}
return ok;
}
bool TSQLite::set_dbf_time(const TString& table, long last)
{
TString sql;
sql << "REPLACE INTO " << DBF_TIMES_TABLE << " VALUES("
<< '\'' << table << "','" << last << "');";
return exec(sql);
}
static int dbf_time_callback(void* jolly, int argc, char** argv, char** columns)
{
long& last = *(long*)jolly;
last = atol(argv[0]);
return SQLITE_OK;
}
long TSQLite::get_dbf_time(const TString& table)
{
TString sql;
sql << "SELECT time FROM " << DBF_TIMES_TABLE << "\nWHERE name='" << table << "';";
long last = 0;
exec(sql, dbf_time_callback, &last);
return last;
}
TVariant& TSQLite::get_sql_value(const TRectype& curr, const RecFieldDes& fd, TVariant& tmp) const
{
switch (fd.TypeF)
{
case _realfld : tmp.set(curr.get_real(fd.Name)); break;
case _intfld :
case _longfld :
case _wordfld :
case _intzerofld :
case _longzerofld: tmp.set(curr.get_long(fd.Name)); break;
case _datefld :
{
const TDate date = curr.get_date(fd.Name);
tmp.set(date.date2ansi());
}
break;
case _boolfld : tmp.set(curr.get_bool(fd.Name)); break;
case _memofld:
{
TString memo = curr.get(fd.Name);
memo.replace('\n', char(0xB6)); // Simbolo di paragrafo
tmp.set(memo);
}
break;
default : tmp.set(curr.get(fd.Name)); break;
}
return tmp;
}
static int exists_callback(void *jolly, int argc, char **argv, char **azColName)
{
bool& yes = *(bool*)jolly;
yes = argc > 0;
return SQLITE_OK;
}
bool TSQLite::exists(const char* table)
{
TString sql;
sql << "SELECT name FROM sqlite_master WHERE (type='table')AND(name='" << table << "');";
bool yes = false;
exec(sql, exists_callback, &yes, false);
return yes;
}
bool TSQLite::bind_record(const TRectype& rec, const RecDes& rd, sqlite3_stmt* pStatement) const
{
int rc = SQLITE_OK;
TVariant tmp;
for (int i = 0; i < rd.NFields && rc==SQLITE_OK ; i++)
{
get_sql_value(rec, rd.Fd[i], tmp);
const TString& val = tmp.as_string();
rc = sqlite3_bind_text(pStatement, i+1, val, val.len(), SQLITE_TRANSIENT);
}
return rc == SQLITE_OK;
}
bool TSQLite::import(int logicnum)
{
const TString& table = logic2table(logicnum);
long last = get_dbf_time(table);
if (logicnum >= LF_USER) // Dummy test
{
TLocalisamfile file(logicnum);
if (!file.is_changed_since(last))
return true;
}
const RecDes& rd = prefix().get_recdes(logicnum);
TString sql;
if (exists(table))
{
// Drop old table
sql.cut(0) << "DROP TABLE "<< table << ';';
exec(sql);
}
// Create new table
sql.cut(0) << "CREATE TABLE "<< table << "\n(";
int i;
for (i = 0; i < rd.NFields; i++)
{
if (i > 0) sql << ',';
sql << rd.Fd[i].Name << ' ';
switch (rd.Fd[i].TypeF)
{
case _alfafld: sql << "TEXT"; break;
case _memofld: sql << "BLOB"; break;
case _datefld: sql << "DATE"; break;
default : sql << "NUMERIC"; break;
}
}
sql << ");";
if (!exec(sql))
return false;
TRelation rel(logicnum);
TCursor cur(&rel);
const TRecnotype items = cur.items();
if (items > 0)
{
cur.freeze();
TString msg;
msg << TR("Importazione tabella") << ' ' << table;
msg << ": " << items << ' ' << TR("righe");
TProgind pi(items, msg, true, true);
exec("BEGIN"); // Inizio transazione
// Creo il comando INSERT INTO table VALUES(?,?,?,?,?,?);
sql.cut(0) << "INSERT INTO " << table << " VALUES(";
for (i = 0; i < rd.NFields; i++)
{
if (i != 0) sql << ',';
sql << '?';
}
sql << ");";
sqlite3_stmt* pStatement = NULL;
int rc = sqlite3_prepare(_handle, sql, sql.len(), &pStatement, NULL);
const TRectype& curr = rel.curr();
for (cur = 0; cur.pos() < items; ++cur)
{
pi.addstatus(1);
if (pi.iscancelled())
break;
bind_record(curr, rd, pStatement); // Sostituisce i ? coi veri valori
rc = sqlite3_step(pStatement); // Ritorna sempre 101 (SQLITE_DONE)
rc = sqlite3_reset(pStatement); // Azzero lo statement per ricominciare
}
rc = sqlite3_finalize(pStatement);
exec("COMMIT"); // Fine transazione
}
// Creo gli indici DOPO l'importazione per maggiore velocita'
TProgind pi(rd.NKeys, TR("Creazione indici"), false, true);
for (int index = 0; index < rd.NKeys; index++)
{
pi.addstatus(1);
sql.cut(0) << "CREATE INDEX " << table << '_' << (index+1) << " ON "<< table << "\n(";
const KeyDes& kd = rd.Ky[index];
for (int k = 0; k < kd.NkFields; k++)
{
if (k > 0) sql << ',';
const int ndx = kd.FieldSeq[k] % MaxFields;
sql << rd.Fd[ndx].Name;
}
sql << ");";
exec(sql);
}
set_dbf_time(table, last); // Aggiorna ora di ultima modifica
return true;
}
bool TSQLite::parse_select_from(const char* szSql)
{
test_path();
TString sql(szSql);
sql.trim(); sql.upper();
if (!sql.starts_with("SELECT"))
return false;
const int from = sql.find("FROM");
if (from < 0)
return false;
const int where = sql.find("WHERE", from);
TToken_string tables(sql.sub(from+5, where), ',');
TString table;
FOR_EACH_TOKEN(tables, tok)
{
table = tok;
table.trim();
for (int i = 0; table[i]; i++)
{
if (table[i] <= ' ' || table[i] == ';')
{ table.cut(i); break; }
}
const int logicnum = table2logic(table);
if (logicnum > 0)
import(logicnum);
}
return true;
}
TSQLite::TSQLite() : _handle(NULL)
{ }
TSQLite::~TSQLite()
{
close();
}
///////////////////////////////////////////////////////////
// TSQL_recordset
///////////////////////////////////////////////////////////
void TSQL_recordset::reset()
{
_items = 0;
_first_row = 0;
_current_row = -1;
_pagesize = 512;
_page.destroy();
_column.destroy();
}
int TSQL_recordset::on_get_items(int argc, char** values, char** columns)
{
if (_column.items() == 0)
{
for (int i = 0; i < argc; i++)
{
TRecordset_column_info* info = new TRecordset_column_info;
info->_name = columns[i];
info->_width = 1;
info->_type = _alfafld;
const char* fldtype = columns[argc+i];
if (fldtype != NULL)
{
if (xvt_str_compare_ignoring_case(fldtype, "DATE") == 0)
{
info->_type = _datefld;
info->_width = 10;
} else
if (xvt_str_compare_ignoring_case(fldtype, "NUMERIC") == 0)
{
info->_type = _realfld;
} else
if (xvt_str_compare_ignoring_case(fldtype, "BLOB") == 0)
{
info->_type = _memofld;
info->_width = 50;
}
}
_column.add(info);
}
}
if (_items < _pagesize)
{
for (int i = 0; i < argc; i++) if (values[i] && *values[i])
{
TRecordset_column_info& info = (TRecordset_column_info&)_column[i];
if (info._type == _alfafld || info._type == _realfld)
{
const int len = strlen(values[i]);
if (len > info._width)
info._width = len;
}
}
}
_items++;
return SQLITE_OK;
}
static int query_get_items(void* jolly, int argc, char** values, char** columns)
{
TSQL_recordset* q = (TSQL_recordset*)jolly;
return q->on_get_items(argc, values, columns);
}
void TSQL_recordset::requery()
{
_items = 0;
_page.destroy();
}
TRecnotype TSQL_recordset::items() const
{
if (_items == 0)
{
TString sql; parsed_text(sql);
TPerformance_profiler prof("SQL query");
_TheDataBase.exec("PRAGMA show_datatypes = ON;", NULL, NULL);
_TheDataBase.exec(sql, query_get_items, (TSQL_recordset*)this);
_TheDataBase.exec("PRAGMA show_datatypes = OFF;", NULL, NULL);
}
return _items;
}
unsigned int TSQL_recordset::columns() const
{
if (_column.items() == 0)
items();
return _column.items();
}
const TRecordset_column_info& TSQL_recordset::column_info(unsigned int c) const
{
return (const TRecordset_column_info&)_column[c];
}
// Funzione chiamata per riempire la pagina corrente delle righe della query
int TSQL_recordset::on_get_rows(int argc, char** values)
{
TArray* a = new TArray;
for (int c = 0; c < argc; c++)
{
TVariant* var = new TVariant;
switch (column_info(c)._type)
{
case _alfafld:
var->set(values[c]);
break;
case _memofld:
if (values[c])
{
TFixed_string memo(values[c]);
memo.replace(char(0xB6), '\n');
var->set(memo);
}
break;
case _datefld:
var->set(TDate(values[c]));
break;
default:
var->set(real(values[c]));
break;
}
a->add(var, c);
}
_page.add(a);
return SQLITE_OK;
}
static int query_get_rows(void* jolly, int argc, char** values, char** /*columns*/)
{
TSQL_recordset* rs = (TSQL_recordset*)jolly;
return rs->on_get_rows(argc, values);
}
bool TSQL_recordset::move_to(TRecnotype n)
{
_current_row = n;
if (n < 0 || n >= items())
{
_page.destroy(); // Forza rilettura la prossiva volta
_first_row = 0;
return false;
}
if (n < _first_row || n >= _first_row+_page.items())
{
TString sql; parsed_text(sql);
if (sql.find("LIMIT ") < 0)
{
const int semicolon = sql.rfind(';');
if (semicolon >= 0)
sql.cut(semicolon);
sql.trim();
_page.destroy();
if (n >= _pagesize)
_first_row = n-32; // Prendo qualche riga dalla pagina precedente, per velocizzare il pagina su
else
_first_row = n;
sql << "\nLIMIT " << _pagesize << " OFFSET " << _first_row << ';';
}
_TheDataBase.exec(sql, query_get_rows, this);
}
return true;
}
const TArray* TSQL_recordset::row(TRecnotype n)
{
const TArray* a = NULL;
if (move_to(n))
a = (const TArray*)_page.objptr(n-_first_row);
return a;
}
const TVariant& TSQL_recordset::get(unsigned int c) const
{
const TArray* a = (const TArray*)_page.objptr(_current_row-_first_row);
if (a != NULL)
{
const TVariant* s = (const TVariant*)a->objptr(c);
if (s != NULL)
return *s;
}
return NULL_VARIANT;
}
void TSQL_recordset::set(const char* sql)
{
reset();
_sql = sql;
if (_sql.find("SELECT") >= 0 || _sql.find("select") >= 0)
{
_TheDataBase.parse_select_from(_sql);
find_and_reset_vars();
}
}
TSQL_recordset::TSQL_recordset(const char* sql)
{
set(sql);
}

46
include/sqlset.h Executable file
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@ -0,0 +1,46 @@
#ifndef __SQLSET_H
#define __SQLSET_H
#ifndef __RECSET_H
#include <recset.h>
#endif
///////////////////////////////////////////////////////////
// TSQL_recordset
///////////////////////////////////////////////////////////
class TSQL_recordset : public TRecordset
{
TString _sql;
TRecnotype _first_row, _pagesize, _items, _current_row;
TArray _column;
TArray _page;
protected:
virtual void reset();
void parsed_sql_text(TString& sql) const;
public: // TRecordset
virtual void requery();
virtual TRecnotype items() const;
virtual bool move_to(TRecnotype pos);
virtual TRecnotype current_row() const { return _current_row; }
virtual unsigned int columns() const;
virtual const TRecordset_column_info& column_info(unsigned int c) const;
virtual const TVariant& get(unsigned int column) const;
const TString& query_text() const { return _sql; }
public:
void set(const char* sql);
// Internal use only
virtual int on_get_items(int argc, char** values, char** columns);
virtual int on_get_rows(int argc, char** values);
const TArray* row(TRecnotype n);
TSQL_recordset(const char* sql);
virtual ~TSQL_recordset() { }
};
#endif

1
include/textset.h
View File

@ -111,7 +111,6 @@ protected:
bool set_field(const TAS400_column_info& fi, const TVariant& var); bool set_field(const TAS400_column_info& fi, const TVariant& var);
const TVariant& get_field(const TAS400_column_info& fi) const; const TVariant& get_field(const TAS400_column_info& fi) const;
public: public:
virtual TRecnotype new_rec(const char* buf = NULL); virtual TRecnotype new_rec(const char* buf = NULL);
virtual bool set(const char* column, const TVariant& var); virtual bool set(const char* column, const TVariant& var);