campo-sirio/include/report.cpp

#include <colors.h>
#include <defmask.h>
#include <expr.h>
#include <printer.h>
#include <recarray.h>
#include <relation.h>
#include <reprint.h>
#include <utility.h>
#include <xml.h>

#include <anagr.h>
#include <comuni.h>
#include <nditte.h>
#include <unloc.h>

static const char MAX_STRING[2] = { (char)255, 0 }; 

///////////////////////////////////////////////////////////
// TReport_rct
///////////////////////////////////////////////////////////

bool TReport_rct::contains(const TReport_rct& r) const
{
  return r.left() >= left() && r.right() <= right() && r.top() >= top() && r.bottom() <= bottom();
}

bool TReport_rct::intersects(const TReport_rct& r) const
{
  if (r.right() < x) return false;
  if (r.x > right()) return false;
  if (r.bottom() < y) return false;
  if (r.y > bottom()) return false;
  return true;
}

void TReport_rct::merge(const TReport_rct& rct)
{
  long l = x, t = y, r = right(), b = bottom();
  if (rct.x < l) l = rct.x;
  if (rct.y < t) t = rct.y;
  if (rct.right() > r) r = rct.right();
  if (rct.bottom() > b) b = rct.bottom();
  x=l; y=t; _size.x = r-l; _size.y = b-t;
}


///////////////////////////////////////////////////////////
// TReport_font
///////////////////////////////////////////////////////////

int compute_font_match(WINDOW win, int size, int ppi, int cpi)
{
  const TString emme(cpi, 'M');

  int mi = 0, ma = 2*size;
  int best = 0, best_error = 0;
  while (mi <= ma)
  {
    const int me = (mi+ma)/2;

    XVT_FNTID fontid = xvt_font_create();
    xvt_font_set_family(fontid, DEFAULT_FONT_NAME);
    xvt_font_set_size(fontid, me);
    xvt_dwin_set_font(win, fontid);
    const int width = xvt_dwin_get_text_width(win, emme, -1);
    const int error = abs(width - ppi);
    xvt_font_destroy(fontid);
    if (best == 0 || error < best_error)
    {
      best = me;
      best_error = error;
      if (error == 0)
        break;
    }
    if (width > ppi)
      ma = me-1;
    else
      mi = me+1;
  }
  return best;
}

XVT_FNTID TReport_font::get_xvt_font(const TWindow& win) const
{
  WINDOW w = win.win();
  if (w != _win_mapped)
  {
    int nSize = _size;

    if (w != PRINTER_WIN) // Non e' una stampa!
    {
      const int cpi = 120 / DEFAULT_FONT_SIZE;
      const PNT pnt0 = win.log2dev(0,0); 
      const PNT pnt1 = win.log2dev(cpi*100,100); 
      const int ppi = pnt1.h - pnt0.h;
      const int best = compute_font_match(w, abs(pnt1.v - pnt0.v), ppi, cpi);
      nSize = cpi * best / _cpi;
    }
    
    XVT_FNTID fontid = xvt_font_create();
    xvt_font_set_family(fontid, _name);
    xvt_font_set_size(fontid, nSize);
    xvt_font_set_style(fontid, _style);

    TReport_font& myself = *(TReport_font*)this;
    myself.unmap();
    myself._fontid = fontid;
    myself._win_mapped = w;
  }
  return _fontid;
}

XVT_FNTID TReport_font::get_preview_font(const TWindow& win, const TSize& res) const
{
  WINDOW w = win.win();
  if (w != _win_mapped)
  {
    const int cpi = 120 / DEFAULT_FONT_SIZE;
    const PNT pnt0 = win.log2dev(0,0); 
    const PNT pnt1 = win.log2dev(res.x,res.y); 
    const int ppi = pnt1.h - pnt0.h;
    const int best = compute_font_match(w, (pnt1.v - pnt0.v), ppi, cpi);
    const int nSize = cpi * best / _cpi;

    XVT_FNTID fontid = xvt_font_create();
    xvt_font_set_family(fontid, _name);
    xvt_font_set_size(fontid, nSize);
    xvt_font_set_style(fontid, _style);
    TReport_font& myself = *(TReport_font*)this;
    myself.unmap();
    myself._fontid = fontid;
    myself._win_mapped = w;
  }
  return _fontid;
}

void TReport_font::unmap()
{
  if (_fontid != NULL) 
  {
    xvt_font_destroy(_fontid); 
    _fontid = NULL;
  }
  _win_mapped = NULL_WIN;
}

void TReport_font::create(const char* name, int size, XVT_FONT_STYLE_MASK style)
{
  _name = name;
  _size = size;
  _style = style;
  _cpi = 120 / _size;
  unmap();
}

void TReport_font::adapt(const TReport_font& oldfont, const TReport_font& newfont)
{
  const int new_size = newfont.size() * _size / oldfont.size();
  if (name() == oldfont.name() || name().blank())
    create(newfont.name(), new_size, _style);
  else
    create(_name, new_size, _style);
}

void TReport_font::copy(const TReport_font& font)
{
  create(font.name(), font.size(), font.style());
}

int TReport_font::compare(const TSortable& s) const
{
  const TReport_font& f = (const TReport_font&)s;
  int cmp = _name.compare(f.name(), -1, true);
  if (cmp == 0)
  {
    cmp = _size - f.size();
    if (cmp == 0)
      cmp = _style - f.style();
  }
  return cmp;
}

void TReport_font::save(TXmlItem& item) const
{
  TXmlItem& font = item.AddChild("font");
  font.SetAttr("face", _name);
  font.SetAttr("size", _size);
  if (_style & XVT_FS_BOLD)
    font.SetAttr("bold", "1");
  if (_style & XVT_FS_ITALIC)
    font.SetAttr("italic", "1");
  if (_style & XVT_FS_UNDERLINE)
    font.SetAttr("underline", "1");
}

bool TReport_font::load(const TXmlItem& item)
{
  const TXmlItem* font = item.FindFirstChild("font");
  if (font != NULL)
  {
    const TString& name = font->GetAttr("face");
    const int size = font->GetIntAttr("size", 10);
    XVT_FONT_STYLE_MASK style = 0;
    if (font->GetIntAttr("bold"))
      style |= XVT_FS_BOLD;
    if (font->GetIntAttr("italic"))
      style |= XVT_FS_ITALIC;
    if (font->GetIntAttr("underline"))
      style |= XVT_FS_UNDERLINE;
    create(name, size, style);
  }
  return font != NULL;
}

TReport_font::TReport_font() : _win_mapped(NULL_WIN), _fontid(NULL)
{ 
  create(DEFAULT_FONT_NAME, DEFAULT_FONT_SIZE, XVT_FS_NONE);
}

TReport_font::TReport_font(const TReport_font& f) : _win_mapped(NULL_WIN), _fontid(NULL)
{ copy(f); }

TReport_font::~TReport_font() 
{
  unmap();
}

///////////////////////////////////////////////////////////
// TReport_expr
///////////////////////////////////////////////////////////
static bool is_a_number(const char* str)
{
  if (str == NULL || *str == '\0' || *str == '0')
    return false;    // Se comincia per zero va preservato!
  if (*str == '-')
  {
    str++;
    if (*str <= ' ')
      return false;
  }
  while (*str)
  {
    if (strchr("0123456789.", *str) == NULL)
      return false;
    str++;
  }
  return true;
}

class TReport_expr : public TExpression
{
  TReport& _report;
  TVariant _var;

protected:
  virtual int parse_user_func(const char* name, int nparms) const;
  virtual void evaluate_user_func(int index, int nparms, TEval_stack& stack, TTypeexp type) const;

public:
  TReport_expr(TReport& rep, const char* exp);
  const TVariant& as_variant(TFieldtypes ft);
};

int TReport_expr::parse_user_func(const char* name, int nparms) const
{    
  return -1;
}    

void TReport_expr::evaluate_user_func(int index, int nparms, TEval_stack& stack, TTypeexp type) const
{                 
} 

const TVariant& TReport_expr::as_variant(TFieldtypes ft)
{
  set_type(ft == _alfafld || ft == _nullfld ? _strexpr : _numexpr);
  const TString& str = as_string();
  switch (ft)
  {
  case _boolfld: _var.set(str=="X"||str=="Y"||str=="1"); break;
  case _datefld: _var.set(TDate(str)); break;
  case _longfld: _var.set(atol(str)); break;
  case _realfld: _var.set(real(str)); break;
  default      : _var.set(str); break;
  };
  return _var;
}

TReport_expr::TReport_expr(TReport& rep, const char* exp) 
            : _report(rep) 
{ 
  TString str = exp;
  str.strip_spaces();
  set(str, _strexpr);
} 


TObject* TReport_expr_cache::key2obj(const char* key)
{
  return new TReport_expr(*_report, key);
}

TReport_expr& TReport_expr_cache::operator[](const char* key)
{ return *(TReport_expr*)objptr(key); }


TObject* TReport_image_cache::key2obj(const char* key)
{
  TImage* img = NULL;

  TFilename pathname = key;
  if (pathname.custom_path())
    img = new TImage(pathname);
  
  return img;
}

TImage* TReport_image_cache::image(const TString& key)
{
  return (TImage*)objptr(key);
}

TReport_image_cache::TReport_image_cache() : TCache(7)
{
}

static void set_num_attr(TXmlItem& item, const char* attr, long num, short def = 0)
{
  if (num != def)
  {
    const real n = num / CENTO;
    item.SetAttr(attr, n.string());
  }
}

static void set_col_attr(TXmlItem& item, const char* attr, COLOR col, COLOR def = COLOR_BLACK)
{
  if (!same_color(col, def))
  {
    TString8 str; 
    str.format("#%06X", col & 0xFFFFFF);
    item.SetAttr(attr, str);
  }
}

static short get_num_attr(const TXmlItem& item, const char* attr, short def = 0)
{
  const TString& str = item.GetAttr(attr);
  if (str.not_empty())
  {
    real n(str); n *= CENTO;
    def = (short)n.integer();
  }
  return def;
}

static COLOR get_col_attr(const TXmlItem& item, const char* attr, COLOR col)
{
  const TString& str = item.GetAttr(attr);
  if (str[0] == '#')
    sscanf(str, "#%X", &col);
  return col;
}

static char get_chr_attr(const TXmlItem& item, const char* attr, char c)
{
  const TString& str = item.GetAttr(attr);
  if (str[0] > ' ')
    c = toupper(str[0]);
  return c;
}

///////////////////////////////////////////////////////////
// TReport_section
///////////////////////////////////////////////////////////

TReport_section* TReport_section::father_section() const
{
  if (level() <= 0)
  {
    if (type() != 'B')
      return _report.find_section('B', 0);
  }
  else
    return _report.find_section('B', type() == 'B' ? 0 : 1);
  return NULL;
}

const TReport_font& TReport_section::font() const
{
  const TReport_font* f = _font;
  if (f == NULL)
  {
    TReport_section* father = father_section();
    if (father == NULL)
      f = &_report.font();
    else
      f = &father->font();
  }
  return *f;
}

void TReport_section::set_font(const TReport_font& f)
{
  if (_font != NULL)
  {
    delete _font;
    _font = NULL;
  }
  if (font() != f)
    _font = new TReport_font(f);
}

void TReport_section::compute_print_font(const TReport_font& oldfont, const TReport_font& newfont)
{
  if (has_font())
  {
    if (_print_font == NULL)
      _print_font = new TReport_font;
    *_print_font = font();
    _print_font->adapt(oldfont, newfont);
  }
  for (int i = 0; i < items(); i++)
  {
    TReport_field& rf = field(i);
    rf.compute_print_font(oldfont, newfont);
  }
}

const TReport_font& TReport_section::print_font() const
{
  if (_print_font != NULL && _report.use_printer_font())
    return *_print_font;
  
  if (_font != NULL)
    return *_font;

  TReport_section* father = father_section();
  if (father != NULL)
    return father->print_font();
  
  return _report.print_font();
}

const TString& TReport_section::prescript() const 
{ return _prescript.get(); }

void TReport_section::set_prescript(const char* src) 
{ 
  _prescript.set(src); 
  TString desc; desc << type() << level() << " PRESCRIPT";
  _prescript.set_description(desc); 
}

const TString& TReport_section::postscript() const 
{ return _postscript.get(); }

void TReport_section::set_postscript(const char* src) 
{ 
  _postscript.set(src); 
  TString desc; desc << type() << level() << " POSTSCRIPT";
  _postscript.set_description(desc); 
}

void TReport_section::unmap_font()
{
  if (_font != NULL)
    _font->unmap();
  for (int i = last(); i >= 0; i--)
    field(i).unmap_font();
}

int TReport_section::add(TObject* obj)
{
  TReport_field* rf = (TReport_field*)obj;
  rf->set_section(this);
  return TArray::add(obj);
}

int TReport_section::add(const TObject& obj)
{
  return add(obj.dup());
}

int TReport_section::find_field_pos(int id)
{
	int i;
	
  for (i = items()-1; i >= 0; i--)
  {
    if (field(i).id() == id)
      break;
  }
  return i;
}

TReport_field* TReport_section::find_field(int id)
{
  const int pos = find_field_pos(id);
  if (pos >= 0)
    return &field(pos);
  return NULL;
}

int TReport_section::code(TString& code) const
{
  code.format("%c%d", type(), level());
  return level();
}


// Determina se e' possibile mantenere la sezione nella stessa pagina della successiva
bool TReport_section::keep_with_next() const 
{ return _keep_with_next && type() == 'H' && level() > 1; }

// Determina se e' possibile spezzare la sezione su due pagine
bool TReport_section::can_be_broken() const 
{ 
  return _can_break && type() == 'B' && level() > 0; 
}

TReport_size TReport_section::compute_size() const
{
  if (hidden())
    return TReport_size(0,0);

  TReport_size s = _size;

  // Lo sfondo occupa sempre tutta la pagina
  if (type() == 'B' && level() == 0)
  {
    s.x = s.y = 19600;
    return s;
  }

  if (_size.x <= 0 || _size.y <= 0)  // Calcolo automatico necessario
  {
    for (int i = 0; i < items(); i++)
    {
      const TReport_field& rf = field(i);
      if (rf.active() && rf.shown())
      {
        const TReport_rct& r = rf.get_draw_rect();
        if (_size.x <= 0 && r.right() > s.x)  // Richiesto calcolo larghezza
          s.x = r.right();
        if (_size.y <= 0 && r.bottom() > s.y) // Richiesto calcolo altezza
          s.y = r.bottom();
      }
    }
    if ((s.x % 100) != 0) // Arrotonda alla colonna successiva
      s.x = (s.x / 100 + 1) * 100;
    if ((s.y % 100) != 0) // Arrotonda alla riga successiva
      s.y = (s.y / 100 + 1) * 100;
  }

  return s;
}

bool TReport_section::compute_rect(TReport_rct& rct) const
{
  rct.set(TReport_pnt(0, 0), compute_size());
  return !rct.is_empty();
}

bool TReport_section::load_fields()
{
  const bool ok = active();
  if (ok)
  {
    for (int i = 0; i < items(); i++)
    {
      TReport_field& f = field(i); 
			report().set_curr_field(&f);
      f.load_field();
    }
  }
  return ok;
}

void TReport_section::init_dynamic_heights(const TBook& book)
{
  for (int i = 0; i < items(); i++)
  {
    TReport_field& f = field(i); 
    f.compute_draw_rect(book);
  }
}

bool TReport_section::execute_prescript(const TBook& book)
{
  bool ok = true;
  if (active())
  {
    if (items() > 0)
      report().set_curr_field(&field(0));
    else
      report().set_curr_field(NULL);
    ok = _prescript.execute(report());
  }
  for (int i = 0; ok && i < items(); i++)
  {
    TReport_field& f = field(i);
    ok = f.execute_prescript();
    if (ok && f.dynamic_height())
      f.compute_draw_rect(book);  // Serve fondamentalmente per MESSAGE _DESCRIGA
  }
  return ok;
}

bool TReport_section::print_tools(TBook& book) const
{
  const bool has_pen = border() > 0 && fore_color() != COLOR_INVALID;
  const bool has_brush = pattern() >= PAT_SOLID && back_color() != COLOR_WHITE || pattern() == PAT_SPECIAL;
  const bool visible = has_pen || has_brush;
  if (visible)
  {
    book.set_pen(fore_color(), border()-1);
    if (pattern() == PAT_SPECIAL)
    {
      book.set_text_color(fore_color(), back_color());  // Il background serve come base dello shading
      book.set_brush(shade_color(), pattern(), shade_angle());  
    }
    else
      book.set_brush(back_color(), pattern());
  }
  return visible;
}

void TReport_section::print(TBook& book) const
{
  if (shown() && active())
  {
    TReport_rct rct; compute_rect(rct);
    if (_size.x <= 0) 
      rct.set_width(book.logical_page_width());
    if (type() == 'B' && level() <= 0)
      rct.set_height(book.logical_page_height());
    if (print_tools(book))
    {
      if (radius() > 0)
        book.draw_round_rectangle(rct, radius());
      else
        book.draw_rectangle(rct);
    }
    const int tot = items();
    for (int i = 0; i < tot; i++)
    {
      const TReport_field& f = field(i);
      f.print(book);
    }
  }
}

void TReport_section::print_clipped(TBook& book, long top, long bottom) const
{
  if (shown() && active())
  {
    book.set_clip(top, bottom);
    print(book);
    book.set_clip(0, -1);
  }
}

bool TReport_section::execute_postscript()
{
  bool ok = true;
  const int tot = items();
  for (int i = 0; i < tot; i++)
  {
    TReport_field& f = field(i);
    f.execute_postscript();
  }
  if (active())
    ok = _postscript.execute(report());
  return ok;
}

void TReport_section::save(TXmlItem& root) const
{
  TXmlItem& item = root.AddChild("section");
  char* tipo = NULL;
  switch (type())
  {
  case 'H': tipo = "Head"; break;
  case 'F': tipo = "Foot"; break;
  default : tipo = "Body"; break;
  }
  item.SetAttr("type", tipo);
  item.SetAttr("level", level());
  set_num_attr(item, "x", pos().x);
  set_num_attr(item, "y", pos().y);
  set_num_attr(item, "width", width());
  set_num_attr(item, "height", height());

  set_col_attr(item, "bg_color", back_color(), COLOR_WHITE);
  set_col_attr(item, "fg_color", fore_color(), COLOR_BLACK);
  if (border() > 0)
  {
    item.SetAttr("border", border());
    if (radius() > 0)
      item.SetAttr("radius", radius());
  }

  item.SetAttr("pattern", pattern()); 
  if (pattern() == PAT_SPECIAL)
  {
    item.SetAttr("sh_angle", shade_angle()); 
    set_col_attr(item, "sh_color", shade_color(), COLOR_GRAY);
  }

  item.SetAttr("hidden", _hidden);
  item.SetAttr("deactivated", _deactivated);
  item.SetAttr("hidden_if_needed", hidden_if_needed());
  item.SetAttr("page_break", _page_break);
  item.SetAttr("can_break", can_be_broken());
  item.SetAttr("keep_with_next", keep_with_next());
  item.SetAttr("repeat", repeat_on_page());
  if (condition().not_empty())
    item.AddChild("condition") << condition();
  if (grouped_by().not_empty())
    item.AddChild("groupby") << grouped_by();
  if (recordset() != NULL)
    item.AddChild("sql") << recordset()->query_text();

  if (has_font())
    _font->save(item);
  _prescript.save(item, "prescript");
  _postscript.save(item, "postscript");

  const int tot = items();
  for (int i = 0; i < tot; i++)
  {
    const TReport_field& rf = field(i);
    rf.save(item);
  }

  if (type() == 'B' && level() > 0)  // Save subsections if any
  {
    for (int s = 1; s <= 9; s++)
    {
      const int l = level()*10+s;
      if (_report.find_section('B', l))
      {
        _report.section('H', l).save(root);
        _report.section('B', l).save(root);
        _report.section('F', l).save(root);
      }
      else
        break;
    }
  }
}

void TReport_section::load(const TXmlItem& sec)
{
  _pos.x = get_num_attr(sec, "x");
  _pos.y = get_num_attr(sec, "y");
  set_width(get_num_attr(sec, "width"));
  set_height(get_num_attr(sec, "height"));

  set_border(sec.GetIntAttr("border"));
  set_radius(sec.GetIntAttr("radius"));
  set_back_color(get_col_attr(sec, "bg_color", COLOR_WHITE));
  set_fore_color(get_col_attr(sec, "fg_color", COLOR_BLACK));
  set_pattern((PAT_STYLE)sec.GetIntAttr("pattern", PAT_HOLLOW));
  if (pattern() == PAT_SPECIAL)
  {
    set_shade_color(get_col_attr(sec, "sh_color", COLOR_GRAY));
    set_shade_angle(sec.GetIntAttr("sh_angle"));
  }

  force_page_break(sec.GetBoolAttr("page_break"));
  can_break(sec.GetBoolAttr("can_break"));
  keep_with_next(sec.GetBoolAttr("keep_with_next"));
  hide_if_needed(sec.GetBoolAttr("hidden_if_needed"));
  set_repeat_on_page(sec.GetBoolAttr("repeat"));
  show(!sec.GetBoolAttr("hidden"));
  activate(!sec.GetBoolAttr("deactivated"));

  TReport_font font; 
  if (font.load(sec))
    set_font(font);

  if (level() > 0)
  {
    TString str;
    const TXmlItem* cnd = sec.FindFirstChild("condition");
    if (cnd != NULL)
    {
      cnd->GetEnclosedText(str);
      set_condition(str);
    }
    if (level() > 1)
    {
      const TXmlItem* gb = sec.FindFirstChild("groupby");
      if (gb != NULL)
      {
        gb->GetEnclosedText(str);
        group_by(str);
      }
      if (level() > 10 && type() == 'B') // Solo body dei pulcini hanno la query
      {
        const TXmlItem* sql = sec.FindFirstChild("sql");
        if (sql != NULL)
        {
          sql->GetEnclosedText(str);
          set_recordset(str);
        }
      }
    }
  }

  for (int j = 0; j < sec.GetChildren(); j++)
  {
    const TXmlItem& fld = *sec.GetChild(j);
    if (fld.GetTag() == "field")
    {
      TReport_field* rf = new TReport_field(this);
      if (rf->load(fld))
        add(rf);
      else
        delete rf;
    }
  }

  _prescript.load(sec, "prescript");
  _postscript.load(sec, "postscript");
}

void TReport_section::update_recordset_parent()
{
  if (type() == 'B' && level() > 0)
  {
    // Update my recordset
    if (_recordset != NULL)
    {
      if (level() > 100)
      {
        const int father = level()/10;
        _recordset->set_parent(_report.section('B', father).recordset());
      }
      else
        _recordset->set_parent(_report.recordset());
    }
    // Update my children's recordset
    for (int i = 1; i <= 9; i++)
    {
      const int child = level()*10+i;
      TReport_section* rs = _report.find_section('B', child);
      if (rs != NULL)
        rs->update_recordset_parent();
      else
        break;
    }
  }
}

bool TReport_section::set_recordset(TRecordset* rs)
{
  if (type() == 'B')
  {
    if (_recordset != NULL)
      delete _recordset;
    _recordset = rs;
    update_recordset_parent();
  }
  return _recordset != NULL;
}

bool TReport_section::set_recordset(const TString& sql)
{
  TRecordset* rex = create_recordset(sql);
  set_recordset(rex);
  return rex != NULL;
}

bool TReport_section::get_record_field(const char* name, TVariant& var) const
{
  if (_recordset != NULL)
  {
    var = _recordset->get(name);
    if (!var.is_null())
      return true;
    if (level() > 100)
    {
      const TReport_section* sec = _report.find_section('B', level()/10);  
      if (sec != NULL) // Should ALWAYS exist
        return sec->get_record_field(name, var);
    }
  }
  return false;
}

TReport_section::TReport_section(TReport& r, char t, int l) 
               : _report(r), _type(t), _level(l), _pos(0,0),
                 _size(0,0), _page_break(false), _hidden_if_needed(false), 
                 _can_break(false), _keep_with_next(false),
                 _repeat(false), _hidden(false), _deactivated(false), 
                 _font(NULL), _print_font(NULL), _recordset(NULL),
                 _bgcolor(COLOR_WHITE), _fgcolor(COLOR_BLACK), _shcolor(COLOR_GRAY), _pattern(PAT_HOLLOW), 
                 _border(0), _radius(0), _shade_angle(0)
{ }

TReport_section::~TReport_section()
{
  if (_font)
    delete _font;
  if (_print_font)
    delete _print_font;
}

///////////////////////////////////////////////////////////
// TReport_script
///////////////////////////////////////////////////////////

TString& TReport_script::translate_message(TReport& rep) const
{
  TToken_string source(_src, '\n');
  TToken_string line(256, '|');
  TToken_string args(256, ',');
  TString cmd;
  TString alex, empty_alex;
  FOR_EACH_TOKEN(source, srcrow)
  {
    line = srcrow;
    if (!line.starts_with("MESSAGE "))
      continue;
    line.ltrim(8); line.trim();
    const bool msg_empty = line.starts_with("EMPTY ");
    if (msg_empty)
    {
      line.ltrim(6); 
      line.trim();
    }
    FOR_EACH_TOKEN(line, tok)
    {
      const TFixed_string msg(tok);
      const int comma = msg.find(','); 
      if (comma > 0)
      {
        cmd = msg.left(comma);
        args = msg.mid(comma+1);
      }
      else
      {
        cmd = msg;
        args.cut(0);
      }

      if (cmd[0] != '_')
        cmd.insert("_");
      cmd.insert("MESSAGE");
      if (rep.defined(cmd))
      {
        TString& alx = msg_empty ? empty_alex : alex;
        TString arg;
        for (int i = args.items()-1; i >= 0; i--)
        {
          arg = args.get(i);
          // Controlla se c'e' bisogno di un # all'inizio
          if (arg[0] != '#' && arg[0] != '"' && !is_a_number(arg)) 
          {
            char type; 
            int level, id;
            if (i == 0 && rep.parse_field(arg, type, level, id) >= 3)
              arg.insert("#");
            else
            {
              arg.insert("\"");
              arg << '"';
            }
          }
          alx << arg << ' ';
        }
        alx << cmd << ' ';
      }
      else
      {
        cmd << " ?";
        rep.log_error(cmd);
      }
    }
  }
  TString& src = get_tmp_string();
  if (!empty_alex.blank())
  {
    src = "#THIS @ EMPTY= IF\n";
    src << empty_alex;
    src << "\nELSE\n";
    src << alex;
    src << "\nTHEN";
  }
  else
    src = alex;

  return src;
}


void TReport_script::set(const char* source)
{
  if (_src != source)
  {
    destroy();
    _src = source;
  }
}

void TReport_script::copy(const TReport_script& rs)
{
  set(rs.get());
}

bool TReport_script::compile(TReport& rep)
{
  if (_bc == NULL)
    _bc = new TBytecode;

  bool good = true;
  if (_src.starts_with("MESSAGE "))
    good = rep.compile(translate_message(rep), *_bc);
  else
    good = rep.compile(_src, *_bc);
  _bc->set_name(_desc);
  
  return good;
}

bool TReport_script::execute(TReport& rep)
{
  bool good = true;
  if (ok())
  {
    if (_bc == NULL)
      good = compile(rep);
    if (good)
      good = rep.execute(*_bc);
  }
  return good;
}

bool TReport_script::execute(TReport_field& rf)
{
  bool good = true;
  if (ok())
  {
    TReport& rep = rf.section().report();
    rep.set_curr_field(&rf);
    good = execute(rep);
  }
  return good;
}

void TReport_script::destroy()
{
  if (_bc != NULL)
  {
    delete _bc;
    _bc = NULL;
  }
  _src.cut(0);
}

void TReport_script::save(TXmlItem& root, const char* tag) const
{
  if (ok())
  {
    TXmlItem& script = root.AddChild(tag);
    script.SetAttr("description", _desc);
    script << _src;
  }
}

bool TReport_script::load(const TXmlItem& root, const char* tag)
{
  destroy();
  TXmlItem* script = root.FindFirstChild(tag);
  if (script != NULL)
  {
    _desc = script->GetAttr("description");
    script->GetEnclosedText(_src);
  }
  return ok();
}
  
TReport_script::TReport_script() : _bc(NULL)
{ }

TReport_script::~TReport_script()
{ destroy(); }

///////////////////////////////////////////////////////////
// TReport_array_item
///////////////////////////////////////////////////////////

struct TReport_array_item : public TObject
{
protected:
  virtual TObject* dup() const;

public:
  TString _code, _value;
  TReport_script _script;
};

TObject* TReport_array_item::dup() const
{
  TReport_array_item* i = new TReport_array_item;
  i->_code = _code;
  i->_value = _value;
  i->_script = _script;
  return i;
}

///////////////////////////////////////////////////////////
// TReport_field
///////////////////////////////////////////////////////////

TReport_field* TReport_field::next() const
{
  const TArray& sec = section();
  for (int i = sec.last()-1; i >= 0; i--)
    if (sec.objptr(i) == this)
      return (TReport_field*)sec.objptr(i+1);
  return NULL;
}

TReport_field* TReport_field::prev() const
{
  const TArray& sec = section();
  for (int i = sec.last(); i > 0; i--)
    if (sec.objptr(i) == this)
      return (TReport_field*)sec.objptr(i-1);
  return NULL;
}

void TReport_field::set_pos(long x, long y)
{
  _rct.x = x; 
  _rct.y = y;
}

void TReport_field::set_size(long w, long h)
{
  _rct.set_width(w);
  _rct.set_height(h);
}

void TReport_field::offset(const TReport_size& pt)
{
  _rct.x += pt.x; 
  _rct.y += pt.y;
}

void TReport_field::set_draw_pos(long x, long y)
{
  _draw_rct.x = x; 
  _draw_rct.y = y;
}

void TReport_field::set_draw_size(long w, long h)
{
  _draw_rct.set_width(w);
  _draw_rct.set_height(h);
}

void TReport_field::set_dynamic_height(bool dh) 
{ 
  _dynamic_height = dh && _type == 'S' && _rct.height() > 0; 
}

bool TReport_field::dynamic_height() const 
{ return _dynamic_height; }

const TReport_rct& TReport_field::get_draw_rect() const
{
  // Dalla 4.0 il rettangolo e' sempre gia' calcolato correttamente!
  return _draw_rct; 
}

const TReport_font& TReport_field::font() const
{
  return _font != NULL ? *_font : _section->font();
}

const TReport_font& TReport_field::print_font() const
{
  if (_print_font != NULL)
    return *_print_font;
  if (_font != NULL)
    return *_font;
  return _section->print_font();
}

void TReport_field::compute_print_font(const TReport_font& oldfont, const TReport_font& newfont)
{
  if (has_font())
  {
    if (_print_font == NULL)
      _print_font = new TReport_font(font());
    else
      *_print_font = font(); 
    _print_font->adapt(oldfont, newfont);
  }
}

void TReport_field::set_font(const TReport_font& f)
{
  if (_font != NULL)
  {
    delete _font;
    _font = NULL;
  }
  if (_section == NULL || f != font())
    _font = new TReport_font(f);
}

void TReport_field::unmap_font()
{
  if (_font != NULL)
    _font->unmap();
  if (_print_font != NULL)
    _print_font->unmap();
}

void TReport_field::set_shadow_offset(int s) 
{ 
  _shadow_offset = s; 
  if (s != 0 && pattern() == PAT_HOLLOW)
    set_pattern(PAT_SOLID);
}

const TString& TReport_field::prescript() const 
{ return _prescript.get(); }

void TReport_field::set_prescript(const char* src) 
{ 
  TString80 desc; desc.format("%c%d.%d PRESCRIPT", section().type(), section().level(), id());
  _prescript.set_description(desc); 
  _prescript.set(src); 
}

const TString& TReport_field::postscript() const 
{ return _postscript.get(); }

void TReport_field::set_postscript(const char* src) 
{ 
  TString80 desc; desc.format("%c%d.%d POSTSCRIPT", section().type(), section().level(), id());
  _postscript.set_description(desc); 
  _postscript.set(src); 
}

void TReport_field::copy(const TReport_field& rf)
{
  _id = rf.id();
  _type = rf.type();
  _rct = rf._rct;
  set_dynamic_height(rf.dynamic_height());
  _fgcolor = rf._fgcolor; _bgcolor = rf._bgcolor; 
  _txcolor = rf._txcolor; _shcolor = rf._shcolor;
  _border = rf._border; _radius = rf._radius; _shade_angle = rf._shade_angle;
  _pattern = rf._pattern; _shadow_offset = rf._shadow_offset;
  _halign = rf._halign; _valign = rf._valign;
  _picture = rf._picture; _field = rf._field;
  _hidden = rf.hidden();
  _deactivated = rf.deactivated();
  _hide_zeroes = rf._hide_zeroes;
  _field = rf._field; _alt_field = rf._alt_field;
  _prescript = rf._prescript;
  _postscript = rf._postscript;
  _list = rf._list;
  if (rf._font != NULL)
    set_font(*rf._font);
  _draw_hidden = _draw_deactivated = false;
  _selected = false;
}

const char* TReport_field::type_name() const
{
  const char* n = NULL;
  switch (_type)
  {
  case 'A': n = "Array"; break;
  case 'B': n = "Booleano"; break;
  case 'D': n = "Data"; break;
  case 'E': n = "Ellisse"; break;
  case 'I': n = "Immagine"; break;
  case 'L': n = "Linea"; break;
  case 'N': n = "Numero"; break;
  case 'P': n = "Prezzo"; break;
  case 'R': n = "Rettangolo"; break;
  case 'S': n = "Stringa"; break;
  case 'T': n = "Testo"; break;
  case 'V': n = "Valuta"; break;
  default : break;
  }
  return n;
}

TFieldtypes TReport_field::var_type() const
{
  TFieldtypes ft = _nullfld;
  switch (_type)
  {
  case 'B': ft = _boolfld; break;
  case 'D': ft = _datefld; break;
  case 'P':  // Prezzo
  case 'V':  // Valuta
  case 'N': ft = _realfld; break;
  case 'I':
  case 'A':
  case 'S': ft = _alfafld; break;
  default : ft = _nullfld; break;
  }
  return ft;
}

void TReport_field::set(const char* str)
{
  _var = str;
  _var.convert_to(var_type());
}

void TReport_field::set(const TString& str)
{
  _var = str;
  _var.convert_to(var_type());
}

void TReport_field::set(const TVariant& var)
{
  _var = var;
  _var.convert_to(var_type());
}

bool TReport_field::load_field()
{
  const bool ok = _field.full();
  if (ok)
  {
    const TFieldtypes ft = var_type();
    if (ft != _nullfld)
    {
      TReport& rep = section().report();
      rep.evaluate(_field, _var, ft);
      if (_var.is_empty() && _alt_field.full())
        rep.evaluate(_alt_field, _var, ft);
    }
    else
      _var.set_null();
  }
  _draw_rct         = _rct;
  _draw_hidden      = _hidden;
  _draw_deactivated = _deactivated;

  return ok;
}

bool TReport_field::execute_prescript()
{
  bool ok = true;
  if (!draw_deactivated())
  {
    ok = _prescript.execute(*this);
    if (ok && type() == 'A')
    {
      TReport_array_item* item = get_array_item();
      if (item != NULL)
        ok = item->_script.execute(*this);
    }
  }
  return ok;
}

bool TReport_field::execute_postscript()
{
  return draw_deactivated() || _postscript.execute(*this);
}

COLOR TReport_field::link_color() const
{
  return COLOR_BLUE;
}

void TReport_field::get_currency(TCurrency& cur) const
{
  if (_codval.full())
  {
    TVariant val;
    section().report().evaluate(_codval, val, _alfafld);
    cur.force_value(val.as_string());
  }
  cur.set_price(_type == 'P');
  cur.set_num(_var.as_real());
}

TReport_array_item* TReport_field::get_array_item() const
{
  if (type() == 'A' && !_list.empty())
  {
    const TString& val = _var.as_string();
    int i = 0;
    for (i = _list.last(); i > 0; i--)
    {
      const TReport_array_item& item = (const TReport_array_item&)_list[i];
      if (val == item._code)
        break;
    }
    return (TReport_array_item*)_list.objptr(i);
  }
  return NULL;
}

bool TReport_field::zeroes_hidden() const 
{ 
  return _hide_zeroes && strchr("DNVP", _type) != NULL; 
}

const TString& TReport_field::formatted_text() const
{
  if (zeroes_hidden() && _var.is_zero())
    return EMPTY_STRING;

  switch (type())
  {
  case 'A':
    {
      const TReport_array_item* item = get_array_item();
      if (item != NULL)
        return item->_value;
      return EMPTY_STRING;
    }
    break;
  case 'B':
    if (_var.as_bool())
      return get_tmp_string() = "X";
    else
      return EMPTY_STRING;
    break;
  case 'D':
    {
      const TDate d = _var.as_date();
      TString& tmp = get_tmp_string();
      if (_picture.not_empty())
      {
        if (_picture.find('#') >= 0)
        {
          TString8 str; str.format("%02d%02d%04d", d.day(), d.month(), d.year());
          tmp.picture(_picture, str);
        }
        else
          tmp << _picture << ' ' << d; 
      }
      else
        tmp = d.string(_rct.width() >= 1000 ? full : brief);
      return tmp;
    }
    break;
  case 'N':
    {
      const real n = _var.as_real();
      TString& tmp = get_tmp_string();
      if (_picture.not_empty())
        tmp = n.string(_picture);
      else
        tmp = n.stringa();
      return tmp;
    }
    break;
  case 'P':
  case 'V':
    {
      TCurrency cur; get_currency(cur);
      const bool dotted = _picture.find('.') > 0;
      return get_tmp_string() = cur.string(dotted);
    }
    break;
  default:
    if (_picture.full())
    {
      TString& tmp = get_tmp_string();
      if (_picture.find('#') >= 0)
        tmp.picture(_picture, _var.as_string());
      else
        tmp << _picture << ' ' << _var.as_string();
      return tmp;
    }
    if (dynamic_height())
    {
      TString& tmp = get_tmp_string();
      tmp = _var.as_string();
      tmp.replace(char(0xB6), '\n');
      tmp.rtrim();
      return tmp;
    }
    return _var.as_string();
  }
  return EMPTY_STRING;
}

bool TReport_field::print_tools(TBook& book) const
{
  const bool has_pen = border() > 0;
  const bool has_brush = pattern() >= PAT_SOLID;
  const bool visible = has_pen || has_brush;
  if (visible)
  {
    book.set_pen(fore_color(), border()-1);
    book.set_text_color(text_color(), back_color());
    if (pattern() == PAT_SPECIAL)
      book.set_brush(shade_color(), pattern(), shade_angle());
    else
      book.set_brush(back_color(), pattern());
  }
  return visible;
}

const TReport_rct& TReport_field::compute_draw_rect(const TBook& book)
{
  TReport_rct& r = _draw_rct;
  r = _rct;
  if (dynamic_height())
  {
    const TString& txt = formatted_text();
    if (txt.full())
    {
      TString_array para;
      book.compute_text_frame(txt, print_font(), r, para);
      if (r.height() > get_rect().height())
        r.set_height(get_rect().height());
      if (r.height() < 100)
        r.set_height(100);
    }
    else
      r.set_height(100);  // r.set_height(0) could be better, but what about MESSAGE_ALIGN?
  }
  return r;
}

const TReport_rct& TReport_field::print_rect(const TReport_rct& rect, TBook& book) const
{
  const int off = shadow_offset();
  if (off != 0 && pattern() == PAT_SOLID) // Devo stampare l'ombra?
  {
    const COLOR color = blend_colors(section().back_color(), COLOR_BLACK, 0.5);
    book.set_pen(color, 0);
    book.set_brush(color, PAT_SOLID);
    TReport_rct rct = rect; 
    rct += TReport_size(off, off * section().report().print_lpi() / print_font().cpi());
    if (radius() > 0)
      book.draw_round_rectangle(rct, radius());
    else
      book.draw_rectangle(rct);
  }

  if (print_tools(book))
  {
    if (radius() > 0)
      book.draw_round_rectangle(rect, radius());
    else
      book.draw_rectangle(rect);
  }

  return rect;
}

const TReport_rct& TReport_field::print_rect(TBook& book) const
{
  const TReport_rct& rect = get_draw_rect();
  return print_rect(rect, book);
}

void TReport_field::print(TBook& book) const
{
  if (draw_deactivated())
    return;

  if (draw_hidden())
  {
    if (link().full()) // Devo "stampare" i link anche se nascosti
    {
      TReport_rct rct = get_draw_rect();
      rct.set_empty();
      book.draw_link(rct, formatted_text(), link()); 
    }
    return;
  }

  switch (_type)
  {
  case 'B':
    if (is_power_reseller())
    {
      const TReport_rct& rctout = get_draw_rect();
      const int side = 3*rctout.height()/4;
      TReport_rct rctin(rctout.x, rctout.y, 2*side, side);
      if (_halign == 'C') rctin.x += (rctout.width() - rctin.width())/2; else
      if (_halign == 'R') rctin.x = rctout.right() - side;
      if (_valign == 'C') rctin.y += (rctout.height() - rctin.height())/2; else
      if (_valign == 'B') rctin.y = rctout.bottom() - rctin.height();
      if (print_tools(book))
        book.draw_rectangle(rctin);
      if (get().as_bool())
      {
        rctin.deflate(rctin.width()/8, rctin.height()/8);
        const TFixed_string name("res/ok.png");
        book.draw_image(rctin, name);
      }
    }
    else
    {
      const TString& str = formatted_text();
      if (str.full())
      {
        book.set_font(print_font());
        book.set_text_align(horizontal_alignment(), vertical_alignment());
        book.set_text_color(text_color(), back_color());
        const TReport_rct& pr = print_rect(book);
        TString8 sec_code; section().code(sec_code);
        book.draw_text(pr, str, sec_code); 
      }
      print_rect(book);
    }
    break;
  case 'E':
    if (print_tools(book))
      book.draw_ellipse(get_draw_rect());
    break;
  case 'I':
    {
      const TString& name = get().as_string();
      const TReport_rct& rct = get_draw_rect();
      book.draw_image(rct, name);
      if (border() > 0)
      {
        book.set_pen(fore_color(), border()-1);
        book.set_brush(COLOR_WHITE, PAT_HOLLOW);
        book.draw_rectangle(rct);
      }
    }
    break;
  case 'L':
    if (border() > 0)
    {
      book.set_pen(fore_color(), border()-1);
      book.draw_line(get_draw_rect());
    }
    break;
  case 'R': 
    print_rect(book);
    break;
  case 'T': 
    if (_picture.full())
    {
      book.set_font(print_font());
      const TReport_rct& pr = print_rect(book); // Calcolo rettangolo dopo aver settato il font!
      book.set_text_align(horizontal_alignment(), vertical_alignment());
      book.set_text_color(text_color(), back_color());
      TString8 sec_code; section().code(sec_code);
      if (pr.height() > 100) // Multiriga?
      {
        TString_array para;
        TReport_rct rect = pr; // Potrebbe risultare piu' grande del print_rect!
        book.compute_text_frame(_picture, print_font(), rect, para);    
        book.draw_text(pr, para, sec_code); // Stampa paragrafo nello spazio assegnato
      }
      else
        book.draw_text(pr, _picture, sec_code); 
    }
    else
      print_rect(book);
    break;
  case 'N':
    if (field() == "#BOOKPAGES")
    {
      const TReport_rct& pr = print_rect(book);
      book.draw_book_pages(pr); 
      break;
    }
  default : 
    {
      const TString& str = formatted_text();
      if (str.full())
      {
        book.set_font(print_font());
        book.set_text_align(horizontal_alignment(), vertical_alignment());
        book.set_text_color(text_color(), back_color());
        TString8 sec_code; section().code(sec_code);
    
        if (dynamic_height() || _rct.height() > 100) // Multiriga?
        {
          TString_array para;
          TReport_rct rect = get_draw_rect();
          book.compute_text_frame(str, print_font(), rect, para);    
          print_rect(_draw_rct, book);               // Stampa eventuale cornice
          book.draw_text(_draw_rct, para, sec_code); // Stampa paragrafo
        }
        else
        {  
          const TReport_rct& pr = print_rect(book);
          book.draw_text(pr, str, sec_code); 
          if (link().full())
            book.draw_link(pr, str, link()); 
        }
      }
      else
      {
        print_rect(book);
      }
    }
    break;
  }
}

void TReport_field::add_groups(const TString& groups) 
{ 
  _groups.set(groups); 
}

void TReport_field::del_groups(const TString& groups) 
{ 
  _groups.reset(groups); 
}

void TReport_field::set_groups(const TString& groups) 
{ 
  _groups.reset();
  add_groups(groups); 
}

const TString& TReport_field::groups() const
{ 
  TString& str = get_tmp_string();
  str << _groups; str.trim();
  return str; 
}

bool TReport_field::in_group(int group) const 
{ 
  if (group <= 0)
    return _groups.some_one();
  return _groups[group]; 
}

void TReport_field::save(TXmlItem& root) const
{
  TXmlItem& fld = root.AddChild("field");
  fld.SetAttr("type", type_name());

  const TReport_rct& rct = get_rect();
  fld.SetAttr("id", _id);
  set_num_attr(fld, "x", rct.left());
  set_num_attr(fld, "y", rct.top());
  set_num_attr(fld, "width", rct.width());
  set_num_attr(fld, "height", rct.height(), 100);
  fld.SetAttr("dynamic_height", dynamic_height());
  fld.SetAttr("hidden", _hidden);
  fld.SetAttr("deactivated", _deactivated);
  fld.SetAttr("hide_zero", zeroes_hidden());
  set_col_attr(fld, "bg_color", back_color(), COLOR_WHITE);
  set_col_attr(fld, "fg_color", fore_color(), COLOR_BLACK);
  set_col_attr(fld, "txt_color", text_color(), fore_color());

  if (has_font())
    _font->save(fld);
  if (in_group(0))
    fld.AddChild("groups") << groups();

  switch (horizontal_alignment())
  {
  case 'C': fld.SetAttr("align", "center"); break;
  case 'R': fld.SetAttr("align", "right"); break;
  case 'J': fld.SetAttr("align", "justify"); break;
  default : break;
  }
  
  switch (vertical_alignment())
  {
  case 'B': fld.SetAttr("valign", "bottom"); break;
  case 'C': fld.SetAttr("valign", "center"); break;
  default : break;
  }
  
  if (border() > 0)
  {
    fld.SetAttr("border", border());
    if (radius() > 0)
      fld.SetAttr("radius", radius());
  }

  fld.SetAttr("pattern", pattern()); 
  if (pattern() == PAT_SPECIAL)
  {
    fld.SetAttr("sh_angle", shade_angle()); 
    set_col_attr(fld, "sh_color", shade_color(), COLOR_GRAY);
  }
  fld.SetAttr("shade_offset", shadow_offset());

  fld.SetAttr("text", picture());
  fld.SetAttr("codval", codval());
  fld.SetAttr("link", link());
  if (field().not_empty())
    fld.AddChild("source") << field();
  if (alternate_field().not_empty())
    fld.AddChild("alt_source") << alternate_field();
  _prescript.save(fld, "prescript");
  _postscript.save(fld, "postscript");

  if (_type == 'A')
  {
    TXmlItem& list = fld.AddChild("list");
    FOR_EACH_ARRAY_ITEM(_list, i, obj)
    {
      const TReport_array_item& item = *(const TReport_array_item*)obj;
      TXmlItem& li = list.AddChild("li");
      li.SetAttr("Code", item._code);
      li.SetAttr("Value", item._value);
      if (item._script.ok())
        li << item._script.get();
    }
  }
}

bool TReport_field::load(const TXmlItem& fld)
{
  const TString& t = fld.GetAttr("type");
  set_type(t[0]);
  
  set_id(fld.GetIntAttr("id"));
  set_column(get_num_attr(fld, "x"));
  set_row(get_num_attr(fld, "y"));
  set_width(get_num_attr(fld, "width"));
  set_height(get_num_attr(fld, "height", 100));
  set_dynamic_height(fld.GetBoolAttr("dynamic_height"));
  _draw_rct = _rct;
  show(!fld.GetBoolAttr("hidden"));
  activate(!fld.GetBoolAttr("deactivated"));
  hide_zeroes(fld.GetBoolAttr("hide_zero"));
  set_border(fld.GetIntAttr("border"));
  set_pattern((PAT_STYLE)fld.GetIntAttr("pattern", PAT_SOLID));
  set_radius(fld.GetIntAttr("radius"));
  set_shadow_offset(fld.GetIntAttr("shade_offset"));
  set_back_color(get_col_attr(fld, "bg_color", COLOR_WHITE));
  set_fore_color(get_col_attr(fld, "fg_color", COLOR_BLACK));
  set_text_color(get_col_attr(fld, "txt_color", fore_color()));
  if (pattern() == PAT_SPECIAL)
  {
    set_shade_color(get_col_attr(fld, "sh_color", COLOR_GRAY));
    set_shade_angle(fld.GetIntAttr("sh_angle"));
  }
  set_horizontal_alignment(get_chr_attr(fld, "align", 'L'));
  set_vertical_alignment(get_chr_attr(fld, "valign", 'T'));
  set_picture(fld.GetAttr("text"));
  set_codval(fld.GetAttr("codval"));
  set_link(fld.GetAttr("link"));

  TXmlItem* src = fld.FindFirstChild("source");
  if (src != NULL)
    src->GetEnclosedText(_field);
  TXmlItem* alt_src = fld.FindFirstChild("alt_source");
  if (alt_src != NULL)
    alt_src->GetEnclosedText(_alt_field);

  TReport_font font;
  if (font.load(fld))
    set_font(font);

  TXmlItem* grp = fld.FindFirstChild("groups");
  if (grp != NULL)
  {
    TString str; grp->GetEnclosedText(str);
    set_groups(str);
  }

  _prescript.load(fld, "prescript");
  _postscript.load(fld, "postscript");

  _list.destroy();
  if (_type == 'A')
  {
    TXmlItem* list = fld.FindFirstChild("list");
    TString str;
    for (int i = 0; i < list->GetChildren(); i++)
    {
      const TXmlItem* li = list->GetChild(i);
      TReport_array_item* rai = new TReport_array_item;
      rai->_code = li->GetAttr("Code");
      rai->_value = li->GetAttr("Value");
      li->GetEnclosedText(str);
      rai->_script.set(str);
      _list.add(rai);
    }
  }

  return true;
}

void TReport_field::get_list(TString_array& list) const
{
  list.destroy();
  FOR_EACH_ARRAY_ITEM(_list, i, obj)
  {
    const TReport_array_item& rai = (const TReport_array_item&)_list[i];
    TToken_string* row = new TToken_string(50, SAFE_PIPE_CHR);
    row->add(rai._code, 0);
    row->add(rai._value, 1);
    row->add(rai._script.get(), 2);
    list.add(row);
  }
} 

void TReport_field::set_list(const TString_array& list)
{
  _list.destroy();
  FOR_EACH_ARRAY_ROW(list, i, row)
  {
    TReport_array_item* rai = new TReport_array_item;
    rai->_code = row->get(0);
    rai->_value = row->get();
    rai->_script.set(row->get());
    _list.add(rai);
  }
} 

int TReport_field::compare(const TSortable& s) const
{
  const TReport_field& rf = (TReport_field&)s;

  int cmp = _id - rf._id;
  if (cmp == 0)
  {
    cmp = _rct.y - rf._rct.y;
    if (cmp == 0)
      cmp = _rct.x - rf._rct.x;
  }
  return cmp;
}

TReport_field::TReport_field(TReport_section* sec) 
             : _section(sec), _id(0), _type('T'), _rct(0,0,1000,100),
               _txcolor(COLOR_BLACK), _fgcolor(COLOR_BLACK), _bgcolor(COLOR_WHITE), 
               _shcolor(COLOR_GRAY), _pattern(PAT_HOLLOW),
               _radius(0), _shadow_offset(0), _shade_angle(0),
               _border(0), _halign('L'), _valign('T'), _dynamic_height(false), 
               _font(NULL), _print_font(NULL),
               _hidden(false), _deactivated(false), _hide_zeroes(false), _selected(false),
               _draw_hidden(false), _draw_deactivated(false)
{ }

TReport_field::TReport_field(const TReport_field& rf) 
             : _section(NULL), _font(NULL), _print_font(NULL), _draw_hidden(false), 
               _draw_deactivated(false)

{
  copy(rf);
}

TReport_field::~TReport_field() 
{
  if (_font != NULL)
    delete _font;
  if (_print_font != NULL)
    delete _print_font;
}

///////////////////////////////////////////////////////////
// TReport
///////////////////////////////////////////////////////////

void TReport::build_section_key(char type, int level, TString& key) const
{ key.format("%c%d", type, level); }

TReport_section* TReport::find_section(char type, int level) const
{
  TString8 key; build_section_key(type, level, key);
  TReport_section* sec = (TReport_section*)_sections.objptr(key);
  return sec;
}

bool TReport::kill_section(char type, int level)
{
  TString8 key; build_section_key(type, level, key);
  const bool ok = _sections.remove(key);
  if (ok)
  {
    // Cancello anche testa/coda corrispondente

    char kill_also[4]; memset(kill_also, 0, sizeof(kill_also));
    if (level > 10)  // Sottosezione
    {
      switch (type)
      {
      case 'H': kill_also[0] = 'F'; break;
      case 'F': kill_also[0] = 'H'; break;
      default : kill_also[0] = 'H'; kill_also[1] = 'F'; break;
      }
    }
    else
    {
      if (level > 1)
      {
        switch (type)
        {
        case 'H': kill_also[0] = 'F'; break;
        case 'F': kill_also[0] = 'H'; break;
        default : break;
        }
      }
    }
    for (int i = 0; kill_also[i] > ' '; i++)
    {
      build_section_key(kill_also[i], level, key);
      _sections.remove(key);
    }
  }
  
  return ok;
}

int TReport::find_max_level(char type) const
{
  int lev = 1;

  char type1 = type;
  char type2 = ' ';
  if (type == 'H' || type == 'F')
  { type1 = 'H'; type2 = 'F'; } // Non puo' esistere footer di gruppo senza header

  TAssoc_array& ass = (TAssoc_array&)_sections;
  FOR_EACH_ASSOC_OBJECT(ass, h, k, o) if (k[0] == type1 || k[0] == type2)
  {
    const int l = atoi(k+1);
    if (l > lev && l <= 9)
      lev = l;
  }
  return lev;
}

const TReport_font& TReport::print_font() const 
{ return _use_printer_font ? _print_font : _font; } 

int TReport::cpi() const 
{ 
  const int udcpi = user_defined_cpi();
  return udcpi > 0 ? udcpi : _font.cpi(); 
}

int TReport::lpi() const 
{ 
  return _lpi; 
}

int TReport::print_cpi() const 
{ 
  return (_use_printer_font || user_defined_cpi() <= 0) ? print_font().cpi() : cpi(); 
}

int TReport::print_lpi() const 
{ 
  return _use_printer_font ? printer().get_lines_per_inch() : lpi(); 
}

void TReport::load_printer_font()
{
  if (_use_printer_font)
  {
    const TPrinter& p = printer();
    _print_font.create(p.fontname(), p.get_char_size(), XVT_FS_NONE);

    FOR_EACH_ASSOC_OBJECT(_sections, h, k, o) 
    {
      TReport_section* rs = (TReport_section*)o;
      rs->compute_print_font(_font, _print_font);
    }
  }
}

void TReport::update_recordset_parent()
{
  if (recordset() != NULL)
    recordset()->set_parent(NULL);
  for (int i = find_max_level('B'); i > 0; i--)
    section('B', i).update_recordset_parent();
}

bool TReport::set_recordset(TRecordset* rs)
{
  if (_recordset != NULL && _recordset != rs)
    delete _recordset;
  _recordset = rs;
  update_recordset_parent();
  return _recordset != NULL;
}

bool TReport::set_recordset(const TString& sql)
{
  TRecordset* rex = create_recordset(sql);
  set_recordset(rex);
  return rex != NULL;
}

TReport_section& TReport::section(char type, int level)
{
  TReport_section* sec = find_section(type, level);
  if (sec == NULL)
  {
    sec = new TReport_section(*this, type, level);
    TString8 key; build_section_key(type, level, key);
    _sections.add(key, sec);
  }
  return *sec;
}

// Parsa un riferimento a campo, gruppo o sezione
// #B0      -> 2 B 0
// #101     -> 3 B 1 101
// #B1.101@ -> 4 B 1 101
int TReport::parse_field(const char* code, char& type, int& level, int& id) const
{
  if (code[0] == '#') 
    code++;

  if (isdigit(code[0]) || strncmp(code, "THIS", 4) == 0) // Niente sezione davanti
  {
    if (strchr(code, '.') != NULL)  
      return 0; // Mi sono confuso con un campo su file, es: 34.CODART

    id = atoi(code);
    TReport_field* rf = curr_field();
    if (rf != NULL)
    {
      type = rf->section().type();
      level = rf->section().level();
      if (code[0] == 'T')
        id = rf->id();
    }
  }
  else
  {
    type = code[0];
    if (type != 'H' && type != 'B' && type != 'F')  // Non comincia con un codice sezione
      return 0;
    if (!isdigit(code[1]))                          // Non c'e' il livello 
      return 0;

    level = atoi((const char*)code + 1);
    TReport_section* sec = find_section(type, level);
    if (sec == NULL)
      return 1;
    const char* pdot = strchr(code, '.');
    const int dot = pdot ? int(pdot-code) : -1;
    if (dot <= 0)
      return 2;
    id = atoi((const char*)code + dot + 1);
  }
  
  return strchr(code, '@') != NULL ? 4 : 3;
}

TReport_field* TReport::field(const char* code)
{
  char type = ' ';
  int level = -1, id = 0;
  const int k = parse_field(code, type, level, id);

  TReport_field* rf = NULL;
  if (k == 3)
  {
    if (id > 0)
    {
      TReport_section* sec = find_section(type, level);
      if (sec != NULL)
        rf = sec->find_field(id);
    }
    else
      rf = curr_field();
  }

  return rf;
}

bool TReport::evaluate(const char* expr, TVariant& var, TFieldtypes force_type)
{
  TReport_expr& e = _expressions[expr];
  
  // Caso semplice nonche' standard
  if (e.numvar() == 1)
  {
    const TFixed_string name(e.varname(0));
    if (name == expr)
    {
      if (get_usr_val(name, var))
      {
        if (force_type != _nullfld)
          var.convert_to(force_type);
        return true;
      }
    }
  }
  
  for (int i = 0; i < e.numvar(); i++)
  {
    const TFixed_string name(e.varname(i));
    const bool ok = get_usr_val(name, var);
    if (!ok)
      var = name;
    if (var.is_string() || var.is_null() || var.is_bool())
      e.setvar(i, var.as_string());
		else
    {
			if (var.is_date())
	      e.setvar(i, var.as_date().string());
			else
				e.setvar(i, var.as_real());
    }
  }

  const TFieldtypes ft = force_type != _nullfld ? force_type : var.type();
  var = e.as_variant(ft);

  return true;
}

void TReport::destroy()
{
  _sections.destroy();
  _description.cut(0);
  set_recordset(NULL);
}

void TReport::load_sections(const TXmlItem& xml)
{
  for (int i = 0; i < xml.GetChildren(); i++)
  {
    const TXmlItem& sec = *xml.GetChild(i);
    if (sec.GetTag() != "section")
      continue;

    const char type = sec.GetAttr("type")[0];
    const int level = sec.GetIntAttr("level");
    TReport_section& rs = section(type, level);
    rs.load(sec);
  }
}

bool TReport::load(const char* fname)
{
  destroy();
  TXmlItem xml;
  
  _path = fname;
  _path.ext("rep");
  _path.custom_path();

  bool ok = xml.Load(_path);
  if (ok)
  {
    _cpi = xml.GetIntAttr("cpi", 0);  // 0 cpi = use font size
    _lpi = xml.GetIntAttr("lpi", 6);
    _font.load(xml);
    _use_printer_font = xml.GetBoolAttr("use_printer_font");
    _save_last_printer = xml.GetBoolAttr("save_printer");
    _orientation = xml.GetIntAttr("orientation");
    _page_split = xml.GetBoolAttr("page_split");
    _page_merge = xml.GetBoolAttr("page_merge");

    const TXmlItem* desc = xml.FindFirstChild("description");
    if (desc != NULL)
      desc->GetEnclosedText(_description);

    _class = xml.GetAttr("class");
    _command_line = xml.GetAttr("command");

    // Carico la query principale PRIMA delle sezioni che potrebbero collegarvicisi
    const TXmlItem* sql = xml.FindFirstChild("sql");
    if (sql != NULL)
    {
      TString str; sql->GetEnclosedText(str);
      set_recordset(str);
    }

    if (xml.FindFirstChild("section") != NULL)
      load_sections(xml);

    _include = xml.GetAttr("libraries");
    include_libraries();

    _prescript.load(xml, "prescript");
    _postscript.load(xml, "postscript");

    _params.destroy();
    const TXmlItem* params = xml.FindFirstChild("parameters");
    if (params != NULL)
    {
      TToken_string tok, str;
      for (int i = 0; i < params->GetChildren(); i++)
      {
        const TXmlItem* item = params->GetChild(i);
        tok = item->GetAttr("name");
        if (!tok.blank())
        {
          item->GetEnclosedText(str);
          tok.add(str);
          _params.add(tok);
        }
      }
    }

    _allegati.destroy();
    const TXmlItem* all = xml.FindFirstChild("allegates");
    if (all != NULL)
    {
      for (int i = 0; i < all->GetChildren(); i++)
      {
        const TXmlItem* item = all->GetChild(i);
        _allegati.add(item->GetAttr("name"));
      }
    }
  }
  return ok;
}

bool TReport::save(const char* fname) const
{
  char name[_MAX_FNAME];
  xvt_fsys_parse_pathname (fname, NULL, NULL, name, NULL, NULL);
  bool ok = *name > ' ';
  if (ok)
  {
    TXmlItem xml;
    xml.SetTag("report");
    xml.SetAttr("name", name);
    xml.SetAttr("class", _class);
    xml.SetAttr("command", _command_line);
    if (_cpi > 0)
      xml.SetAttr("cpi", _cpi);
    xml.SetAttr("lpi", _lpi);
    if (!_description.blank())
      xml.AddChild("description") << _description;
    xml.SetAttr("libraries", _include);
    _font.save(xml);
    xml.SetAttr("use_printer_font", use_printer_font() ? 1 : 0);
    xml.SetAttr("save_printer", save_last_printer() ? 1 : 0);
    xml.SetAttr("orientation", orientation());
    xml.SetAttr("page_split", page_split_allowed());
    xml.SetAttr("page_merge", page_merge_allowed());

    const char* sectype = "HBF";
    for (int j = 0; j < 3; j++)
    {
      const int ml = find_max_level(sectype[j]);
      for (int i = 0; i <= ml; i++)
      {
        TReport_section& rs = ((TReport*)this)->section(sectype[j], i);
        rs.save(xml);
      }
    }

    if (recordset() != NULL)
      xml.AddChild("sql") << recordset()->query_text();

    _prescript.save(xml, "prescript");
    _postscript.save(xml, "postscript");

    if (_params.items() > 0) // Salva lista dei parametri se necessario
    {
      TXmlItem& params = xml.AddChild("parameters");
      FOR_EACH_ARRAY_ROW(_params, i, str) if (!str->empty_items())
      {
        TXmlItem& item = params.AddChild("item");
        item.SetAttr("name", str->get(0));
        item << str->get();
      }
    }
    if (_allegati.items() > 0) // Salva lista dei parametri se necessario
    {
      TXmlItem& all = xml.AddChild("allegates");
      FOR_EACH_ARRAY_ROW(_allegati, i, str) if (str->full())
      {
        TXmlItem& item = all.AddChild("item");
        item.SetAttr("name", *str);
      }
    }

    xml.Save(fname);
  }
  return ok;
}

void TReport::unmap_font()
{
  _font.unmap();
  FOR_EACH_ASSOC_OBJECT(_sections, h, k, o)
  {
    TReport_section& sec = *(TReport_section*)o;
    sec.unmap_font();
  }
}

const TString& TReport::prescript() const 
{ return _prescript.get(); }

void TReport::set_prescript(const char* src) 
{ 
  _prescript.set(src); 
}

const TString& TReport::postscript() const 
{ return _postscript.get(); }

void TReport::set_postscript(const char* src) 
{ 
  _postscript.set(src); 
}

bool TReport::execute_dot(const TVariant& var)
{
  if (_curr_field != NULL)
  {
    _curr_field->set(var);
    return true;
  }
  return TAlex_virtual_machine::execute_dot(var);
}


bool TReport::execute_prescript()
{
  bool ok = true;

  warm_restart();
  if (_prescript.ok())
  {
    ok = _prescript.execute(*this); 
    if (recordset() != NULL) 
      recordset()->ask_variables(false);
  }
  else
  {
    bool bAsk = true;
    
    // Script dei poveri: lancia la maschera associata al report
    if (use_mask())
		{
      TFilename msk = _path.name(); msk.ext("msk");
      if (msk.custom_path())
      {
        TFilename ini = msk; ini.ext("ini");
        // Attenzione: se esiste il .ini allora e' una maschera delle vendite!
        if (!ini.exist()) 
        {
          bAsk = false;  // Non richiedere variabili
          const KEY key = run_form(msk.name());
          ok = key != K_ESC && key != K_QUIT;
        }
      }
    }

    if (bAsk)
    {
      // Script dei poverissimi: chiede le eventuali variabili
      if (recordset() != NULL) 
        recordset()->ask_variables(false);
    }
  }

  return ok;
}

bool TReport::execute_postscript()
{
  return _postscript.execute(*this);
}

bool TReport::get_report_field(const TString& name, TVariant& var) const
{
  bool found = false;
  const char* str = name;
  if (name[0] == '#')
  {
    if (name.starts_with("#REPORT."))
    {
      str += 8;
      found = true;
    }
    else
      str++;
  }
  
  TReport_field* fld = ((TReport*)this)->field(str);
  if (fld != NULL)
  {
    var = fld->get();
    return true;
  }

  if (xvt_str_compare_ignoring_case(str, "PAGE") == 0)
  {
    var = long(_rep_page);
    return true;
  } else
  if (xvt_str_compare_ignoring_case(str, "BOOKPAGE") == 0)
  {
    var = long(_book_page);
    return true;
  }
  if (xvt_str_compare_ignoring_case(str, "COPY") == 0)
  {
    var = long(_rep_copy);
    return true;
  } else
  if (xvt_str_compare_ignoring_case(str, "COPIES") == 0)
  {
    var = long(_rep_copies);
    return true;
  }	else
		if (strncmp(str, "ALLEGATE", 8) == 0)
		{
			const int index = atoi(str + 9);
			if (index >= 0 && index < _allegati.items())
				var = _allegati.row(index);
			return true;
		}

  return found;
}

bool TReport::get_record_field(const TString& name, TVariant& var) const
{
  bool found = false;
  if (recordset() != NULL)
  {
    // Cerco il campo nel recordset della eventuale sottosezione di appartenenza
    if (_curr_field != NULL)
      found = _curr_field->section().get_record_field(name, var);
    
    // Se non lo trovo, allora lo cerco nel recordset principale
    if (!found)
    {
      var = recordset()->get(name);
      if (!var.is_null())
        found = true;
    }
  }
  return found;
}


bool TReport::get_usr_val(const TString& name, TVariant& var) const
{
  if (get_report_field(name, var))
    return true;

  if (get_record_field(name, var))
    return true;
 
  return TAlex_virtual_machine::get_usr_val(name, var);
}

bool TReport::set_usr_val(const TString& name, const TVariant& var)
{
  bool ok = false; // Viva l'ottimismo!

  // Cerchiamo di capire cosa dobbiamo settare
  const char* str = name;
  if (name[0] == '#')
  {
    if (name.starts_with("#REPORT."))
      str += 8;
    else
      str++;
  }

  char type;
  int level, id;
  const int k = parse_field(str, type, level, id);

  switch (k)
  {
  case 2: // E' una sezione
    if (var.is_zero()) // Posso solo azzerare tutti i numeri di una sezione
    {
      TReport_section& sec = section(type, level);
			const int items = sec.items();
      for (int i = 0; i < items; i++)
      {
        TReport_field& rf = sec.field(i);
        if (rf.type() == 'N' || rf.type() == 'V')  // E' un numero?
        {
          rf.set(var);
          ok = true;
        }
      }
    }
    break;
  case 3: // E' un campo singolo
    {
      TReport_field* rf = id <= 0 ? curr_field() : section(type, level).find_field(id);
      if (rf != NULL)
      {
        rf->set(var);
        ok = true;
      }
    }
    break;
  case 4: // E' un gruppo
    if (var.is_zero()) // Posso solo azzerare tutti i numeri di un gruppo
    {
      TReport_section& sec = section(type, level);
			const int items = sec.items();
      for (int i = 0; i < items; i++)
      {
        TReport_field& rf = sec.field(i);
        if (rf.in_group(id))
        {
          rf.set(var);
          ok = true;
        }
      }
    }
    break;
  default: // Non so cos'e': lascio fare alla macchina virtuale
    ok = TAlex_virtual_machine::set_usr_val(name, var);
    break;
  }

  return ok;
}

size_t TReport::get_usr_words(TString_array& words) const
{
  const char* const name[] = 
  { 
    "***", "DISABLE", "ENABLE", 
    "GET_ID", "GET_ID_NEXT", "GET_ID_PREV", 
    "GET_POS", "GET_SIZE", "HIDE", "ISAM_READ", 
    "RUN_FORM", "SET_BACK_COLOR", "SET_FORE_COLOR", 
    "SET_POS", "SET_SIZE", "SET_TEXT_COLOR", "SHOW", "TABLE_READ", "GET_FIRM_DATA", NULL
  };
  size_t i; 
  for (i = 0; name[i] != NULL; i++)
    words.add(name[i]);
  return i;
}

static void do_show(TReport_field& rf, void* jolly)
{ rf.set_draw_hidden(jolly == NULL); }

static void do_enable(TReport_field& rf, void* jolly)
{ rf.set_draw_deactivated(jolly == NULL); }

static void do_set_pos(TReport_field& rf, void* jolly)
{
  const TPoint& pt = *(const TPoint*)jolly;
  rf.set_draw_pos(pt.x, pt.y);
}

static void do_set_size(TReport_field& rf, void* jolly)
{
  const TPoint& pt = *(const TPoint*)jolly;
  rf.set_draw_size(pt.x, pt.y);
}

static void do_set_back_color(TReport_field& rf, void* jolly)
{ rf.set_back_color((COLOR)jolly); }

static void do_set_fore_color(TReport_field& rf, void* jolly)
{ rf.set_fore_color((COLOR)jolly); }

static void do_set_text_color(TReport_field& rf, void* jolly)
{ rf.set_text_color((COLOR)jolly); }

bool TReport::do_message(const TVariant& var, FLDMSG_FUNC msg, void* jolly)
{
  char type;
  int level, id;
  const int k = parse_field(var.as_string(), type, level, id);
  switch (k)
  {
  case 2: // E' una sezione
    {
      TReport_section& sec = section(type, level);
      if (msg == do_show)
        sec.show(jolly != 0); else
      if (msg == do_enable)
        sec.activate(jolly != 0); else
			if (msg == do_set_size)
			{
			  const TPoint& pt = *(const TPoint*)jolly;
				sec.set_height(short(pt.y));
			}
    }
    break;
  case 3: // E' un campo singolo
    {
      TReport_field* rf = id <= 0 ? curr_field() : section(type, level).find_field(id);
      if (rf != NULL)
        msg(*rf, jolly);
    }
    break;
  case 4: // E' un gruppo
    {
      TReport_section& sec = section(type, level);
			const int items = sec.items();
      for (int i = 0; i < items; i++)
      {
        TReport_field& rf = sec.field(i);
        if (rf.in_group(id))
          msg(rf, jolly);
      }
    }
    break;
  default:
    break;
  }
  return true;
}

void TReport::report2mask(TMask & m) const 
{
  TVariant var;
  TString name;

  for (int i = m.fields()-1; i >= 0; i--)
  {
    TMask_field& f = m.fld(i);
    const TFieldref* ref = f.field();
    if (ref != NULL)
    {
      const bool is_final = f.in_group(2);
      name = ref->name();
      if (name[0] != '#')
        name.insert("#");
      if (get_usr_val(name, var))
      {
        if (is_final)
        {
          switch (f.class_id())
          {
          case CLASS_CURRENCY_FIELD:
          case CLASS_REAL_FIELD: 
            if (var.as_real() == 999999999L)
              var.set_null();
            break;
          case CLASS_DATE_FIELD: 
            if (var.as_date().year() == 9999)
              var.set_null();
            break;
          default: 
            if (var.as_string() == MAX_STRING)
              var.set_null();
						else
						{
							const int from = ref->from();
							int to = ref->to();
							const TString & s = var.as_string();

							if (from > 0 || to > 0)
							{
								if (to <= from)
									to = s.len();
								s.mid(from, to - from);
							}
						}

            break;
          }
        }
        if (!var.is_null())
          f.set(var.as_string());
      }
    }
  }
}

TVariant & string2var(TVariant & v, const TFieldref * r, const TString & val)
{
	const int from = r->from();
	int to = r->to();

  if (from > 0 || to > 0)
  {
    if (to <= from)
      to = val.len();
		TString s = v.as_string();
		s.overwrite(val, from, to - from);
		s.rtrim();
		v = s;
  }
  else  
    v = val;

	return v;
}

void TReport::mask2report(const TMask & m)
{
  TVariant var;
  TString name;
  TRecordset* rset = recordset();

  //test incoerente con la forzatura del valore (non comparivano i valori..
  //..delle variabili settate nella maschera e mai usate nel recordset)
  //if (rset != NULL && rset->variables().items() == 0)
    //rset = NULL;

  for (int i = m.fields()-1; i >= 0; i--)
  {
    TMask_field& f = m.fld(i);
    const TFieldref* ref = f.field();

    if (ref != NULL)
    {
      const bool is_final = f.in_group(2);
      name = ref->name();

      if (name[0] != '#')
        name.insert("#");
      switch (f.class_id())
      {
      case CLASS_CURRENCY_FIELD:
      case CLASS_REAL_FIELD: 
        var = real(f.get()); 
        if (var.is_empty())
          var.set(is_final ? 999999999L : 0L);
        break;
      case CLASS_DATE_FIELD: 
        var = TDate(f.get()); 
        if (var.is_empty())
          var.set(TDate(is_final ? 99991231L : 0L));
        break;
      default: 
				{
					TString val(f.get());	
					get_usr_val(name, var);
					if (val.empty())
						val = is_final ? MAX_STRING : "";
					string2var(var, ref, val);
				}
        break;
      }       

      set_usr_val(name, var);
      if (rset != NULL)
        rset->set_var(name, var, true); // Forza creazione variabile!
    }
  }
}

KEY TReport::run_form(TMask& m)
{
  report2mask(m);
  KEY key = m.run();
  if (key != K_QUIT && key != K_ESC)
		mask2report(m);      // Rendi visibili tutte le variabili utente al report
   
  return key;
}

KEY TReport::run_form(const TString& maskname)
{
  TFilename fname = maskname; fname.ext("msk");
  KEY key = K_QUIT;
  if (fname.custom_path())
  {
    TMask m(maskname);
    key = run_form(m);
    switch (key)
    {
    case K_ENTER:
      if (m.id2pos(DLG_PREVIEW) >= 0)
        printer().set_printtype(winprinter);
      break;
    case 'A': //anteprima
      printer().set_printtype(screenvis);
      break;
    case 'P': //pdf
      printer().set_printtype(acrobatprinter);
      break;
    default:
      break;
    }
  }

  return key;
}

void TReport::do_isam_read_output(const TRectype& file, TToken_string& out)
{
  TVariant var;
  TString curr;
  FOR_EACH_TOKEN(out, tok)
  { // scansione sugli elementi dell'output
    curr = tok;
    int posrv = 0;
    const int poseq= curr.find('='); // divide la stringa corrente in lvalue e rvalue
    if (poseq > 0)
    {
      posrv = poseq+1;
      if (curr[posrv] == '=')
        posrv++;
    }
    if (poseq < 0)
    {
      const TFieldref fr(curr, 0);
      const TVariant var = fr.read(file); // preleva il nome del campo del file e lo legge dal record
      curr_field()->set(var);             // setta il campo corrente  
    }
    else
    {
      const TString& fld = curr.left(poseq); // preleva il nome del campo del form alla sinistra dell'uguale
      TReport_field* dest = field(fld);
      if (dest != NULL)
      {
        const TFieldref fr(curr.mid(posrv), 0);
        const TVariant var = fr.read(file); // preleva il nome del campo del file e lo legge dal record
        dest->set(var);             // setta il campo corrente  
      }
    }     
  }
}

void TReport::msg_isam_read(TVariant_stack& stack)
{
  int fkey = 1;  // numero e chiave del file da leggere

  TString16 f_code = stack.pop().as_string(); // prende il codice del file da leggere
  const int exclam = f_code.find('!');
  if (exclam > 0)
  {
    fkey = atoi(f_code.mid(exclam+1));
    f_code.cut(exclam);
  }

  const int logicnum = table2logic(f_code);
  if (logicnum < LF_USER)                 
    return; // File sconosciuto                  

  TRectype keyrec(logicnum);
  if (logicnum == LF_TAB || logicnum == LF_TABCOM) 
  {
    if (f_code[0] == '%')
      f_code.ltrim(1);
    keyrec.put("COD", f_code);
  }
   
  TToken_string in(stack.pop().as_string(), '!');
  TVariant var;
  TString curr;

  FOR_EACH_TOKEN(in, tok)
  { // scansione sugli elementi dell'input
    curr = tok;
    const int poseq= curr.find('='); // divide la stringa corrente in lvalue e rvalue
    int posrv = poseq+1;
    if (curr[posrv] == '=')
      posrv++;
    
    evaluate(curr.mid(posrv), var, _alfafld);
    const TString& fld = curr.left(poseq); // preleva il nome del campo del file alla sinistra dell'uguale
    keyrec.put(fld, var.as_string()); // scrive il risultato dell'espressione nel campo del file
  }


  TToken_string out(stack.pop().as_string(), '!'); // Lista dei campi di output
  if (fkey <= 1)
  {
    const TRectype& rec = cache().get(keyrec);
    do_isam_read_output(rec, out);  // Se rec e' vuoto azzera gli outputs
  }
  else
  {
    TLocalisamfile file(logicnum);
    TRectype& rec = file.curr();
    rec = keyrec;
    file.setkey(fkey);
    if (file.read() != NOERR)
      rec.zero();
    do_isam_read_output(rec, out);  // Se rec e' vuoto azzera gli outputs
  }
}

void TReport::msg_table_read(TVariant_stack& stack)
{
  const TString& t_code = stack.pop().as_string(); // prende il codice della tabella da leggere
  const int logicnum = table2logic(t_code);
  if (logicnum == LF_TAB || logicnum == LF_TABCOM || logicnum == LF_TABMOD) 
  {
    const TString& codtab = stack.pop().as_string();
    TVariant var;
    evaluate(codtab, var, _alfafld);
    const TRectype& rec = cache().get(t_code, var.as_string());
    TToken_string out(stack.pop().as_string(), '!');
    do_isam_read_output(rec, out);  // Se rec e' vuoto azzera gli outputs
  }
}

void TReport::msg_firm(TVariant_stack& stack)
{
  TReport_field& cf = *curr_field();
  TString in = stack.pop().as_string();
	const long codfirm = prefix().get_codditta();
	TString key;
  
	key.format("%ld", codfirm);
	const TRectype & ditta = cache().get(LF_NDITTE, key);
  if (in[0]!='!')
  {
		const int pos = in.find(".");

		if (pos < 0)
			cf.set(ditta.get(in));
		else
			if (pos > 0)
			{
				const TString file(in.left(pos - 1));
				
				in = in.mid(pos + 1);
				key = ditta.get(NDT_TIPOA); key << "|" << ditta.get(NDT_CODANAGR);
	
				const TRectype & anag = cache().get(LF_ANAG, key);
				if (file == "ANAG" || file == "6")
					cf.set(anag.get(in));
				else
					if (file == "COM" || file == "13")
					{
						const bool is_fisc = anag.get(ANA_INDRF).not_empty();
						
						key = anag.get(ANA_STATORES); key << "|" << is_fisc ? anag.get(ANA_COMRF) : anag.get(ANA_COMRES);

						const TRectype & comune = cache().get(LF_COMUNI, key);
						cf.set(comune.get(in));
					}
					else
						if (file == "ULC" || file == "13")
						{
							key.format("%ld|1", codfirm);

							const TRectype & unloc = cache().get(LF_UNLOC, key);
							cf.set(unloc.get(in));
  					}
			}
    return;
  }
  in.ltrim(1);
  if (in=="RAGSOC")          
  {
    cf.set(ditta.get(NDT_RAGSOC));
    return;
  }
  if (in=="TEL")
  {
		TString valore(16); 
		valore = ditta.get(NDT_PTEL);
    if (valore.not_empty())
      valore << '-';
    valore << ditta.get(NDT_TEL);
    cf.set(valore);
    return;
  }
  if (in=="FAX")
  {
    TString valore(16);
		
		valore = ditta.get(NDT_PFAX);
    if (valore.not_empty())
      valore << '-';
    valore << ditta.get(NDT_FAX);
    cf.set(valore);
    return;
  }

	key = ditta.get(NDT_TIPOA); key << "|" << ditta.get(NDT_CODANAGR);

	const TRectype & anag = cache().get(LF_ANAG, key);
  const bool is_fisc = anag.get(ANA_INDRF).not_empty();
  
  if (in=="IND")
  {
    cf.set(anag.get(is_fisc ? ANA_INDRF : ANA_INDRES));
    return;
  }
  if (in=="NUM")
  {
    cf.set(anag.get(is_fisc ? ANA_CIVRF : ANA_CIVRES));
    return;
  }
  if (in=="CAP")
  {
    cf.set(anag.get(is_fisc ? ANA_CAPRF : ANA_CAPRES));
    return;
  }
  if (in=="IVA")
  {
    cf.set(anag.get("PAIV"));
    return;
  }
  if (in=="CF") 
  {
    cf.set(anag.get("COFI"));
    return;
  }

  key.cut(0) << anag.get(ANA_STATORES) << '|' << anag.get(is_fisc ? ANA_COMRF : ANA_COMRES);

	const TRectype& comune = cache().get(LF_COMUNI, key);
  
	if (in=="COM")
  {
    cf.set(comune.get(COM_DENCOM));
    return;
  }
  if (in=="PROV")
  {
    cf.set(comune.get(COM_PROVCOM));
    return ;
  }
	key.format("%ld|1", codfirm);

	const TRectype & unloc = cache().get(LF_UNLOC, key);
  
  if (in=="REGSOC" || in=="REGIMP")
  {
		TString valore;

    valore = unloc.get(ULC_REGTRIB);
    valore.insert(" ", 2); valore.insert(" ", 6);
    valore.insert(" ", 11); valore.insert(" ", 21);
    valore.insert("Reg.Imp. ", 0);
    cf.set(valore);
    return;
  }
  if (in=="CCIAA")
  {
		TString valore;

    valore = unloc.get(ULC_NUMCCIAA); 
    const TString & data = unloc.get(ULC_DATAICCIAA);
    if (data.not_empty())
      valore << " del " << data;  
    cf.set(valore);
    return;
  }
}

// Scrive in var il codice del campo, con o senza sezione nel prefisso
// a seconda che sia un fratello del campo corrente o no
HIDDEN bool fld2id(TReport_field* fld, TVariant& var) 
{
  var.set_null();
  if (fld != NULL)
  {
    TReport_section& sec = fld->section();
    TReport& rep = sec.report();
    TReport_field* curr = rep.curr_field();
    if (curr == NULL || &sec != &curr->section())
    {
      TString16 str;
      sec.code(str);
      str << '.' << fld->id();
      var.set(str);
    }
    else
      var.set(fld->id());
  }
  return var.is_null();
}

bool TReport::execute_usr_word(unsigned int opcode, TVariant_stack& stack)
{
  switch (opcode)
  {
  case 1: // Placeholder
    break;
  case 2: // DISABLE
    do_message(stack.pop(), do_enable, NULL);
    break;
  case 3: // ENABLE
    do_message(stack.pop(), do_enable, (void*)1);
    break;
  case 4: // GET_ID
    {
      TVariant& var = stack.peek();
      TReport_field* f = field(var.as_string());
      fld2id(f, var);
    }
    break;
  case 5: // GET_ID_NEXT
    {
      TVariant& var = stack.peek();
      TReport_field* f = field(var.as_string());
      if (f != NULL) f = f->next();
      fld2id(f, var);
    }
    break;
  case 6: // GET_ID_PREV
    {
      TVariant& var = stack.peek();
      TReport_field* f = field(var.as_string());
      if (f != NULL) f = f->prev();
      fld2id(f, var);
    }
    break;
  case 7: // GET_POS
    {
      real x, y;
		  int level, id;
		  char type;
			const int k = parse_field(stack.pop().as_string(), type, level, id);

			if (k != 3)  // E' una sezione
				x = y = ZERO;
			else
			{
				const TReport_field* fld = section(type, level).find_field(id);

				if (fld != NULL)
				{
					const TReport_rct& r = fld->get_draw_rect();
					x = r.x / CENTO; y = r.y / CENTO;
				}
			}
      stack.push(x); stack.push(y);
    }
    break;
  case 8: // GET_SIZE
    {
      real w, h;
		  int level, id;
		  char type;
		  const int k = parse_field(stack.pop().as_string(), type, level, id);

			if (k == 2)  // E' una sezione
			{
			  TReport_section& sec = section(type, level);

				w = sec.width() / CENTO;
				h = sec.height() / CENTO;
			}
			else
			{
				const TReport_field* fld = section(type, level).find_field(id);
			      
				if (fld != NULL)
				{
					const TReport_rct& r = fld->get_draw_rect();
					w = r.width() / CENTO; h = r.height() / CENTO;
				}
			}
	    stack.push(w); stack.push(h);
    }
    break;
  case 9: // HIDE
    do_message(stack.pop(), do_show, NULL);
    break;
  case 10: // ISAM_READ
    msg_isam_read(stack);
    break;
  case 11: // RUN_FORM
    {
      const TString& msk = stack.pop().as_string();
      const KEY key = run_form(msk);
      stack.push(key);
    }
    break;
  case 12: // SET_BACK_COLOR
    {
      const TVariant& fld = stack.pop();
      const COLOR rgb = stack.pop().as_color();
      do_message(fld, do_set_back_color, (void*)rgb);
    }
    break;
  case 13: // SET_FORE_COLOR
    {
      const TVariant& fld = stack.pop();
      const COLOR rgb = stack.pop().as_color();
      do_message(fld, do_set_fore_color, (void*)rgb);
    }
    break;
  case 14: // SET_POS
    {
      const TVariant& fld = stack.pop();
      const real y = stack.pop().as_real() * CENTO;
      const real x = stack.pop().as_real() * CENTO;
      const TPoint pt(x.integer(), y.integer());
      do_message(fld, do_set_pos, (void*)&pt);
    }
    break;
  case 15: // SET_SIZE
    {
      const TVariant& fld = stack.pop();
      const real h = stack.pop().as_real() * CENTO;
      const real w = stack.pop().as_real() * CENTO;
      const TPoint sz(w.integer(), h.integer());
      do_message(fld, do_set_size, (void*)&sz);
    }
    break;
  case 16: // SET_TEXT_COLOR
    {
      const TVariant& fld = stack.pop();
      const COLOR rgb = stack.pop().as_color();
      do_message(fld, do_set_text_color, (void*)rgb);
    }
    break;
  case 17: // SHOW
    do_message(stack.pop(), do_show, (void*)1);
    break;
  case 18: // TABLE_READ
    msg_table_read(stack);
    break;
  case 19: // GET_FIRM_DATA
		msg_firm(stack);
    break;
  default: 
    return false;
  }
  return true;
}

bool TReport::on_link(const TReport_link& lnk)
{
  const TString& table = lnk.table();
  const int logicnum = table2logic(table);
  if (logicnum >= LF_USER)
  {
    TRectype rec(logicnum);; 
    if (logicnum == LF_TAB || logicnum == LF_TABCOM)
      rec.settab(table.right(3));

    TAssoc_array& fields = lnk.fields();
    TAssoc_array delayed;
    FOR_EACH_ASSOC_OBJECT(fields, h, k, o)
    {
      const TFieldref fld(k, logicnum);
      if (fld.from() > 0)
        delayed.add(k, *o);
      else
      {
        const TString* var = (const TString*)o;
        fld.write(*var, rec);
      }
    }
    if (delayed.items() > 0)
    {
      FOR_EACH_ASSOC_OBJECT(delayed, h, k, o)
      {
        const TFieldref fld(k, logicnum);
        const TString* var = (const TString*)o;
        fld.write(*var, rec);
      }
    }
    return rec.edit();
  }

  return false;
}

void TReport::include_libraries(bool reload)
{
  TAlex_virtual_machine::include_libraries(reload);
  if (reload || !defined("MESSAGE_ALIGN"))
    include("report.alx");
  if (!_include.blank())
  {
    FOR_EACH_TOKEN(_include, lib)
    {
      TFilename libname = lib;
      libname.trim();
      if (libname.find('.') < 0)
        libname.ext("alx");
      include(libname);
    }
  }
}

bool TReport::print_or_preview()
{
  TReport_book book;
  book.add(*this);
  return book.print_or_preview();
}

bool TReport::print()
{
  TReport_book book;
  book.add(*this);
  return book.print();
}

bool TReport::preview()
{
  TReport_book book;
  book.add(*this);
  return book.preview();
}

bool TReport::archive(bool signature)
{
  TReport_book book;
  book.add(*this);
  return book.archive(NULL, signature);
}

TReport::TReport() 
       : _cpi(0), _lpi(6), _include(15, ','), _recordset(NULL), _curr_field(NULL),
         _use_printer_font(false), _save_last_printer(false), _orientation(0), 
         _page_split(false), _page_merge(false), _rep_copy(1), _rep_copies(1)
{ 
  _expressions.set_report(this);  
  _prescript.set_description("PRESCRIPT");
  _postscript.set_description("POSTSCRIPT");
}

TReport::~TReport()
{ 
  destroy();
}