campo-sirio/include/maskfld.h

521 lines
12 KiB
C++
Executable File

/* $Id: maskfld.h,v 1.1.1.1 1994-08-12 10:51:57 alex Exp $ */
#ifndef __MASKFLD_H
#define __MASKFLD_H
#ifndef __ARRAY_H
#include <array.h>
#endif
#ifndef __REAL_H
#include <real.h>
#endif
#ifndef __SCANNER_H
#include <scanner.h>
#endif
class TMask_field;
class TRelation; // __RELATION_H
class TCursor;
class TFieldref;
// @T
typedef bool (*CONTROL_HANDLER)(TMask_field& field, KEY key);
// @END
enum CheckType { CHECK_NONE, CHECK_NORMAL, CHECK_REQUIRED };
enum CheckTime { RUNNING_CHECK, STARTING_CHECK, FINAL_CHECK };
// @C
// Classe TMask_field : public TObject
// @END
class TMask_field : public TObject
{
// @DPRIV
friend class TMask;
TMask* _mask; // The mask the control belongs to
TString _help; // Help message
TFieldref* _field; // Corresponding field on the file
TBit_array _keys; // The keys the field belongs to
TBit_array _groups; // The groups the field belongs to
protected:
// @DPROT
static int _x, _y; // Coordinate of the control
static int _width; // Size of the control
static TFixed_string _prompt;// Prompt of the field
CONTROL_HANDLER _handler;
int _size; // Max length of the string
WINDOW _win; // Window of the control (not its parent!)
WINDOW _promptwin; // Prompt of the control
short _dlg; // Identifier of the control
int _validate_func; // Number of validation function
TArray _validate_parms; // Parameters for validation function
TArray _message; // Messages to send on modify
struct TField_Flags
{
bool automagic : 1;
bool dirty : 1; // Modified during run ?
bool enabled : 1; // Is editable
bool enable_default : 1;
bool firm : 1; // Is the current firm ?
bool focusdirty : 1; // Modified during focus ?
bool ghost : 1;
bool persistent : 1;
bool rightjust : 1;
bool roman : 1; // Is a Roman number ?
bool showed : 1; // Is visible
bool show_default : 1;
bool uppercase : 1;
bool exchange : 1; // Value exchange
bool zerofilled : 1;
TField_Flags();
char update(const char*);
} _flags;
void construct(TScanner& scanner, WINDOW parent);
void construct(short id, const char* prompt, int x, int y, int len,
WINDOW parent, const char* flags = "", int width = 0);
virtual WINDOW win() const { return _win; }
WINDOW wincreate(WIN_TYPE ct, short dx, short dy,
const char* title, WINDOW parent, long flags);
int create_prompt(WINDOW parent, int width = 0, int heigth = 1);
long default_flags() const;
virtual void parse_head(TScanner& scanner);
virtual bool parse_item(TScanner& scanner);
virtual void create(WINDOW parent);
virtual void destroy();
virtual const char* get_window_data() const;
virtual void set_window_data(const char* data);
virtual void set_field_data(const char* data);
virtual const char* get_field_data() const;
bool do_message(int n);
public:
// @FPUB
short atodlg(const char* s) const;
WINDOW parent() const;
short dlg() const { return _dlg; }
virtual bool ok() const;
bool dirty() const { return _flags.dirty; }
bool focusdirty() const { return _flags.focusdirty; }
void set_focusdirty(bool d = TRUE) { _flags.focusdirty = d; }
void set_dirty(bool d = TRUE) { _flags.dirty = d; set_focusdirty(d); }
virtual const char* class_name() const;
virtual word class_id() const;
int size() const { return _size; }
bool roman() const { return _flags.roman; }
bool automagic() const { return _flags.automagic; }
bool ghost() const { return _flags.ghost; }
virtual bool has_check() const { return FALSE;}
virtual bool has_query() const { return FALSE;}
virtual bool has_message() const { return _message.items() > 0; }
virtual CheckType check_type() const { return CHECK_NONE; }
bool required() const { return check_type() == CHECK_REQUIRED; }
virtual bool check(CheckTime = RUNNING_CHECK) { return TRUE;}
virtual void reset();
virtual void enable(bool on = TRUE);
void disable() { enable(FALSE); }
bool enabled() const { return _flags.enabled; }
void enable_default();
virtual void show(bool on = TRUE);
void hide() { show(FALSE); }
bool showed() const { return _flags.showed; }
void show_default();
bool active() const; // Is visible and enabled?
void set_handler(CONTROL_HANDLER handler) { _handler = handler; }
bool is_edit() const;
bool to_check(KEY k, bool checkrun = FALSE) const;
virtual bool on_hit();
virtual bool on_key(KEY key);
void set(const char* s);
TString& get() const;
virtual const char* picture_data(const char* data, bool video);
bool autoload(const TRelation* r = NULL);
bool autosave(TRelation* r = NULL) const;
void undo();
const char* prompt() const;
void set_prompt(const char* p);
bool in_key(byte key) const { return _keys[key]; }
void set_key(byte key) { _keys.set(long(key)); _keys.set(0L);}
word last_key() const;
bool in_group(byte group) const { return _groups[group]; }
void set_group(byte group) { _groups.set(long(group)); _groups.set(0L);}
const TFieldref* field() const { return _field; }
void set_focus() const;
// set focus, message-box, set focus
bool message_box(const char* fmt, ...) const;
bool warning_box(const char* fmt, ...) const;
bool error_box(const char* fmt, ...) const;
bool yesno_box(const char* fmt, ...) const;
KEY yesnocancel_box(const char* fmt, ...) const;
TMask& mask() const { return *_mask; }
TMask_field(TMask* mask);
virtual ~TMask_field();
};
// @C
// Classe TEdit_field : public TMask_field
//
// @END
class TEdit_field : public TMask_field
{
friend class TBrowse;
friend class TList_sheet;
protected:
// @DPROT
TString _str;
TString _picture;
TString _warning;
CheckType _check; // Accettabilita' di valori nulli
bool _forced;
bool _check_enabled; // Abilitato
TBrowse* _browse;
TList_sheet* _sheet;
WINDOW _buttonwin;
const TBrowse* get_browse(TScanner& scanner) const;
virtual word class_id() const;
virtual void parse_head(TScanner& scanner);
virtual bool parse_item(TScanner& scanner);
virtual void show(bool on);
virtual void enable(bool on);
virtual void create(WINDOW parent);
virtual void destroy();
bool validate(KEY k);
virtual void set_window_data(const char* data);
virtual void set_field_data(const char* data);
virtual const char* get_field_data() const;
public:
// @FPUB
virtual bool on_hit();
virtual bool on_key(KEY key);
virtual bool has_check() const;
virtual bool has_query() const { return _browse || _sheet;}
virtual const char* picture_data(const char* data, bool video);
virtual CheckType check_type() const { return _check; }
void check_type(CheckType c) { _check = c; }
bool forced() const { return _forced;}
virtual bool check(CheckTime = RUNNING_CHECK);
TBrowse* browse() const { return _browse;}
void enable_check(bool on = TRUE) ;
bool check_enabled() const { return _check_enabled;}
const char* format(const char* data);
const char* picture() const { return _picture; }
TEdit_field(TMask* mask);
virtual ~TEdit_field();
};
///////////////////////////////////////////////////////////
// TBrowse
///////////////////////////////////////////////////////////
class TBrowse
{
TEdit_field* _fld; // The field owning the sheet
TRelation* _relation; // Main relation
TCursor* _cursor; // Cursor on the relation
TString _insert;
TString _filter;
long _rec;
bool _secondary;
bool _checked;
TToken_string _head, _items;
TToken_string _inp_id, _inp_fn;
TToken_string _out_id, _out_fn;
protected:
void do_output(CheckTime = RUNNING_CHECK);
void do_clear();
bool do_insert();
TMask_field& field(short n) const;
TToken_string& create_siblings(TToken_string& siblings);
public:
int do_input(bool filter = FALSE); // Serve ai TCursor_sheet
TBrowse(TEdit_field* f, TRelation* r, int key = 1, const char* filter = "");
TBrowse(TEdit_field* f, TCursor* c);
~TBrowse();
void parse_join(TScanner& scanner);
void parse_input(TScanner& scanner);
void parse_display(TScanner& scanner);
void parse_output(TScanner& scanner);
void parse_insert(TScanner& scanner);
bool parse_copy(const TString& what, const TBrowse* b);
void set_insert(const char* s) { _insert = s;}
const TString& get_insert() const { return _insert;}
const TString& get_filter() const { return _filter;}
TEdit_field& field() {return *_fld;}
bool check(CheckTime = RUNNING_CHECK);
bool empty_check();
const TToken_string& head() const { return _head;}
const TToken_string& items() const { return _items;}
TCursor* cursor() const { return _cursor;}
bool checked() const { return _checked;}
bool secondary() const { return _secondary;}
KEY run();
};
// @C
// class TReal_field : public TEdit_field
// @END
class TReal_field : public TEdit_field
{
int _decimals;
protected:
// @FPROT
virtual word class_id() const;
virtual const char* get_window_data() const;
virtual void set_window_data(const char* data);
virtual void create(WINDOW parent);
virtual void parse_head(TScanner& scanner);
virtual bool on_key(KEY key);
public:
// @FPUB
void set_decimals(int d); // Set precision & picture
int decimals() const { return _decimals; } // Get precision
void exchange(const real& o, const real& n); // Change value / o * n
TReal_field(TMask* mask);
};
// @C
// class TDate_field : public TEdit_field
//@END
class TDate_field : public TEdit_field
{
protected:
// @FPROT
virtual word class_id() const;
virtual void create(WINDOW parent);
virtual bool on_key(KEY key);
public:
// @FPUB
void parse_head(TScanner& scanner);
TDate_field(TMask* mask);
};
// @C
// class TBoolean_field : public TMask_field
// @END
class TBoolean_field : public TMask_field
{
protected:
// @DPROT
bool _on;
virtual word class_id() const;
virtual void create(WINDOW parent);
virtual const char* get_window_data() const;
virtual void set_window_data(const char* data);
virtual void set_field_data(const char* data = NULL);
virtual const char* get_field_data() const;
virtual bool parse_item(TScanner& scanner);
virtual void enable(bool on);
virtual bool on_hit();
virtual bool on_key(KEY key);
public:
// @FPUB
TBoolean_field(TMask* mask);
};
// @C
// class TList_field : public TMask_field
// @END
class TList_field : public TMask_field
{
// @FPRIV
void add_list();
protected:
// @FPROT
TToken_string _values;
TToken_string _codes;
TString _str;
virtual word class_id() const;
virtual void set_window_data(const char* data);
virtual const char* get_window_data() const;
virtual void set_field_data(const char* data = NULL);
virtual const char* get_field_data() const;
// virtual const char* picture_data(const char* data, bool video);
virtual void create(WINDOW parent);
virtual void current(int n);
virtual int current() const;
int str2curr(const char* data);
virtual bool on_hit();
virtual bool on_key(KEY key);
virtual void read_item(TScanner& scanner);
virtual void parse_head(TScanner& scanner);
virtual bool parse_item(TScanner& scanner);
public:
// @FPUB
TList_field(TMask* mask);
virtual void replace_items(const char* codes, const char* values);
virtual void add_item(const char* code_value);
virtual void delete_item(const char* code);
int items() const;
};
// @C
// class TRadio_field : public TList_field
// @END
class TRadio_field : public TList_field
{
enum { MAX_RADIO = 8 };
// @FPRIV
int _nitems;
int _active_item;
WINDOW _radio_ctl_win[MAX_RADIO];
protected:
// @FPROT
virtual word class_id() const;
virtual void create(WINDOW parent);
virtual void destroy();
virtual void enable(bool on);
virtual void show(bool on);
virtual void current(int n);
virtual int current() const;
WINDOW win() const { return _radio_ctl_win[_active_item]; }
public:
// @FPUB
TRadio_field(TMask* mask);
void check_radiobutton(WINDOW checked);
bool move_focus(int d);
};
// @C
// class TButton_field : public TMask_field
// @END
class TButton_field : public TMask_field
{
protected:
// @FPROT
virtual word class_id() const;
virtual void create(WINDOW parent);
void parse_head(TScanner& scanner);
bool parse_item(TScanner& scanner);
virtual void enable(bool);
virtual void show(bool);
virtual bool on_key(KEY key);
public:
// @FPUB
TButton_field(TMask* mask);
};
// @C
// class TGroup_field : public TMask_field
// @END
class TGroup_field : public TMask_field
{
protected:
// @DPROT
virtual void parse_head(TScanner& scanner);
virtual void create(WINDOW parent);
public:
// @FPUB
TGroup_field(TMask* mask);
};
#endif // __MASKFLD_H