228 lines
6.0 KiB
C++
Executable File
228 lines
6.0 KiB
C++
Executable File
#ifndef __SHEET_H
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#define __SHEET_H
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#ifndef __STRINGS_H
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#include <strings.h>
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#endif
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#ifndef __WINDOW_H
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#include <window.h>
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#endif
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#ifndef __RELATION_H
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class TCursor;
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#endif
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#ifndef __MASKFLD_H
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class TEdit_field;
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#endif
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// @doc EXTERNAL
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// @class TSheet | Classe per la definizione e la gestione degli sheet per le ricerche
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//
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// @base public | TScroll_window
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class TSheet : public TScroll_window
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// @author(:INTERNAL) Guido
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// @access Privete Member
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{
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// @ccost MAX_BUT | 8 | Numero massimo di bottoni
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enum { MAX_BUT = 8,
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// @ccost MAX_COL | 128 | Numero massimo di colonne
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MAX_COL = 128 };
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// @cmember Array di stringhe con il contenuto dello sheet
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TString_array _page;
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// @cmember Numero di colonne dello sheet
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byte _columns;
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// @cmember Dimensione di ogni colonna
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byte _size[MAX_COL];
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// @cmember Tipo di ogni colonne
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byte _type[MAX_COL];
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// @cmember Riga corrente
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long _curr;
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// @cmember Indice della prima riga visibile
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long _last_update;
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// @cmember Numero di righe visibili
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short _visible_rows;
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// @cmember Indica se e' possibile inserire un check (X di selezione) sulle righe sheet
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bool _checkable;
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// @cmember Indica se e attivata la gestione dei check delle righe
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bool _check_enabled;
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// @cmember Array di righe attivate
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TBit_array _checked;
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// @cmember Array di righe disabilitate
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TBit_array _disabled;
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// @cmember Handles dei bottoni presenti nella finestra
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WINDOW _button[MAX_BUT];
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// @cmember Tasto associato ad ogni bottone
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KEY _key[MAX_BUT];
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// @cmember Maschera di bit corrispondente ai bottoni standard
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byte _buttonmask;
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// @access Protected Member
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protected:
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// @cmember Ritorna se il numero di colonne e' maggioer di 1!!!
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bool head_on() const
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{ return _columns > 1; }
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// @cmember Indica se esitono i bottoni in fondo
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bool buttons_on() const
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{ return *_button != NULL_WIN; }
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// @cmember Ritorna il numero di righe!!! visibili
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short visible_rows() const
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{ return _visible_rows; }
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// @cmember Ritorna il numero di righe riservate ai bottoni
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virtual short reserved_rows() const;
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//ANDREA//
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void build_page(long first = -1);
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PNT log2dev(long x, long y) const;
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virtual void handler(WINDOW win, EVENT* ep);
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virtual bool on_key(KEY);
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virtual void update();
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virtual void open();
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void set_first(long n);
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// @cmember Ritorna se la riga!!! <p n>-esima e' visibile
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bool is_visible(long n) const
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{ return n >= first() && n < first()+visible_rows(); }
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int width() const;
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int row_to_page(long n) const;
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int row_to_win(long n) const;
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// @cmember ???
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long first() const
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{ return origin().y; }
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bool update_row(long n);
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void invert_row(long n);
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void set_row(const TToken_string& row, byte n);
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virtual void repos_buttons() const;
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virtual void page_build(long first, byte num) pure;
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void print();
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// @access Public Member
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public:
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// @cmember Costruttore
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TSheet(short x,short y,short dx,short dy,const char* title,const char* head,byte buttons = 0,long first = 0L,WINDOW parent = NULL_WIN);
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void add_button(short id, const char* caption, KEY key = K_ESC);
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virtual long items() const pure;
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virtual TToken_string& row(long s = -1);
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// @cmember Ritorna il numero di cella corrente
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long selected() const
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{ return _curr; }
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void select(long n);
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// @cmember Ritorna il tipo della colonna <p c>-esima
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byte column_flag(int c) const
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{ return _type[c]; }
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// @cmember Ritorna l'indirizzo??? del tipo della colonna <p c>-esima
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byte& column_flag(int c)
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{ return _type[c]; }
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// @cmember Ritorna se la cella <p n>-esima possiede un check
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bool checked(long n) const
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{ return _checked[n]; }
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void check(long n, bool on = TRUE);
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void uncheck(long n)
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{ check(n, FALSE); }
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// @cmember Permette di abilitare (<p yn> = TRUE) o disbilitare (<p yn> = FALSE)
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// i check sullo sheet
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void enable_check(bool yn = TRUE)
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{ _check_enabled = yn; }
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// @cmember Permette di disbilitare (<p yn> = FALSE) i check sullo sheet
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void disable_check()
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{ enable_check(FALSE); }
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void enable(long n = -1, bool on = TRUE);
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void disable(long n = -1)
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{ enable(n, FALSE); }
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bool enabled(long n) const
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{ return !_disabled[n]; }
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bool disabled(long n) const
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{ return _disabled[n]; }
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bool one_checked() const
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{ return _checked.first_one() != -1; }
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long checked() const
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{ return _checked.ones(); }
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};
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class TArray_sheet : public TSheet
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{
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TString_array _data;
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protected:
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virtual void page_build(long first, byte num);
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TToken_string& data(long n)
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{ return _data.row((int)n); }
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public:
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TArray_sheet(short x, short y, short dx, short dy, const char* caption,
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const char* head, byte buttons = 0, WINDOW parent = NULL_WIN);
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virtual long items() const { return _data.items(); }
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TString_array& rows_array() { return _data; }
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long add(const TToken_string& s);
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long add(TToken_string* s);
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long insert(const TToken_string& s, long n);
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virtual TToken_string& row(long s = -1) { return (s < 0) ? data(selected()) : data(s); }
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bool destroy(int i = -1);
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};
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class TCursor_sheet : public TSheet
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{
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TArray _fields; // Array of TRecfield
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long _records;
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protected:
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TCursor* _cursor;
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virtual void page_build(long first, byte rows);
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public:
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TCursor_sheet(TCursor* cursor, const char* fields,
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const char* title, const char* head, byte buttons = 0);
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virtual ~TCursor_sheet() {}
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virtual long items() const { return _records; }
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virtual KEY run();
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};
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class TBrowse_sheet : public TCursor_sheet
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{
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TEdit_field* const _field; // Linked edit field
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int _sel; // Current listbox selection
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protected:
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virtual void handler(WINDOW win, EVENT* ep);
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virtual short reserved_rows() const;
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virtual void repos_buttons() const;
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virtual bool on_key(KEY k);
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TEdit_field& field() { return *_field; }
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public:
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TBrowse_sheet(TCursor* cursor, const char* fields,
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const char* title, const char* head, byte buttons,
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TEdit_field* f, TToken_string* siblings = NULL);
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virtual ~TBrowse_sheet() {}
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virtual KEY run();
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};
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#endif
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