diff options
Diffstat (limited to 'contrib/ncurses/form/form.priv.h')
| -rw-r--r-- | contrib/ncurses/form/form.priv.h | 184 |
1 files changed, 154 insertions, 30 deletions
diff --git a/contrib/ncurses/form/form.priv.h b/contrib/ncurses/form/form.priv.h index 73c5e9a..e8617f1 100644 --- a/contrib/ncurses/form/form.priv.h +++ b/contrib/ncurses/form/form.priv.h @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998,2000 Free Software Foundation, Inc. * + * Copyright (c) 1998-2004,2005 Free Software Foundation, Inc. * * * * Permission is hereby granted, free of charge, to any person obtaining a * * copy of this software and associated documentation files (the * @@ -27,38 +27,71 @@ ****************************************************************************/ /**************************************************************************** - * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 * + * Author: Juergen Pfeifer, 1995,1997 * ****************************************************************************/ +/* $Id: form.priv.h,v 0.26 2006/12/17 19:47:09 tom Exp $ */ + +#ifndef FORM_PRIV_H +#define FORM_PRIV_H 1 + +#include "curses.priv.h" #include "mf_common.h" + +#if USE_WIDEC_SUPPORT +#include <wchar.h> + +#if HAVE_WCTYPE_H +#include <wctype.h> +#endif + +#ifndef MB_LEN_MAX +#define MB_LEN_MAX 8 /* should be >= MB_CUR_MAX, but that may be a function */ +#endif + +#define FIELD_CELL NCURSES_CH_T + +#define NCURSES_FIELD_INTERNALS char** expanded; WINDOW *working; +#define NCURSES_FIELD_EXTENSION , (char **)0, (WINDOW *)0 + +#else + +#define FIELD_CELL char + +#define NCURSES_FIELD_EXTENSION /* nothing */ + +#endif + #include "form.h" /* form status values */ -#define _OVLMODE (0x04) /* Form is in overlay mode */ -#define _WINDOW_MODIFIED (0x10) /* Current field window has been modified */ -#define _FCHECK_REQUIRED (0x20) /* Current field needs validation */ +#define _OVLMODE (0x04U) /* Form is in overlay mode */ +#define _WINDOW_MODIFIED (0x10U) /* Current field window has been modified */ +#define _FCHECK_REQUIRED (0x20U) /* Current field needs validation */ /* field status values */ -#define _CHANGED (0x01) /* Field has been changed */ -#define _NEWTOP (0x02) /* Vertical scrolling occured */ -#define _NEWPAGE (0x04) /* field begins new page of form */ -#define _MAY_GROW (0x08) /* dynamic field may still grow */ +#define _CHANGED (0x01U) /* Field has been changed */ +#define _NEWTOP (0x02U) /* Vertical scrolling occurred */ +#define _NEWPAGE (0x04U) /* field begins new page of form */ +#define _MAY_GROW (0x08U) /* dynamic field may still grow */ /* fieldtype status values */ -#define _LINKED_TYPE (0x01) /* Type is a linked type */ -#define _HAS_ARGS (0x02) /* Type has arguments */ -#define _HAS_CHOICE (0x04) /* Type has choice methods */ -#define _RESIDENT (0x08) /* Type is builtin */ +#define _LINKED_TYPE (0x01U) /* Type is a linked type */ +#define _HAS_ARGS (0x02U) /* Type has arguments */ +#define _HAS_CHOICE (0x04U) /* Type has choice methods */ +#define _RESIDENT (0x08U) /* Type is built-in */ /* This are the field options required to be a selectable field in field navigation requests */ #define O_SELECTABLE (O_ACTIVE | O_VISIBLE) /* If form is NULL replace form argument by default-form */ -#define Normalize_Form(form) ((form)=(form)?(form):_nc_Default_Form) +#define Normalize_Form(form) \ + ((form) = (form != 0) ? (form) : _nc_Default_Form) /* If field is NULL replace field argument by default-field */ -#define Normalize_Field(field) ((field)=(field)?(field):_nc_Default_Field) +#define Normalize_Field(field) \ + ((field) = (field != 0) ? (field) : _nc_Default_Field) /* Retrieve forms window */ #define Get_Form_Window(form) \ @@ -69,20 +102,22 @@ /* Calculate the total size of all buffers for this field */ #define Total_Buffer_Size(field) \ - ( (Buffer_Length(field) + 1) * (1+(field)->nbuf) ) + ( (Buffer_Length(field) + 1) * (1+(field)->nbuf) * sizeof(FIELD_CELL) ) /* Logic to determine whether or not a field is single lined */ #define Single_Line_Field(field) \ (((field)->rows + (field)->nrow) == 1) /* Logic to determine whether or not a field is selectable */ -#define Field_Is_Selectable(f) (((f)->opts & O_SELECTABLE)==O_SELECTABLE) -#define Field_Is_Not_Selectable(f) (((f)->opts & O_SELECTABLE)!=O_SELECTABLE) +#define Field_Is_Selectable(f) (((unsigned)((f)->opts) & O_SELECTABLE)==O_SELECTABLE) +#define Field_Is_Not_Selectable(f) (((unsigned)((f)->opts) & O_SELECTABLE)!=O_SELECTABLE) -typedef struct typearg { - struct typearg *left; - struct typearg *right; -} TypeArgument; +typedef struct typearg + { + struct typearg *left; + struct typearg *right; + } +TypeArgument; /* This is a dummy request code (normally invalid) to be used internally with the form_driver() routine to position to the first active field @@ -94,7 +129,7 @@ typedef struct typearg { O_NL_OVERLOAD |\ O_BS_OVERLOAD ) -#define ALL_FIELD_OPTS ( \ +#define ALL_FIELD_OPTS (Field_Options)( \ O_VISIBLE |\ O_ACTIVE |\ O_PUBLIC |\ @@ -106,23 +141,112 @@ typedef struct typearg { O_PASSOK |\ O_STATIC ) - #define C_BLANK ' ' #define is_blank(c) ((c)==C_BLANK) +#define C_ZEROS '\0' + extern NCURSES_EXPORT_VAR(const FIELDTYPE *) _nc_Default_FieldType; -extern NCURSES_EXPORT(TypeArgument *) _nc_Make_Argument (const FIELDTYPE*,va_list*,int*); -extern NCURSES_EXPORT(TypeArgument *) _nc_Copy_Argument (const FIELDTYPE*,const TypeArgument*, int*); -extern NCURSES_EXPORT(void) _nc_Free_Argument (const FIELDTYPE*,TypeArgument*); +extern NCURSES_EXPORT(TypeArgument *) _nc_Make_Argument (const FIELDTYPE*, va_list*, int*); +extern NCURSES_EXPORT(TypeArgument *) _nc_Copy_Argument (const FIELDTYPE*, const TypeArgument*, int*); +extern NCURSES_EXPORT(void) _nc_Free_Argument (const FIELDTYPE*, TypeArgument*); extern NCURSES_EXPORT(bool) _nc_Copy_Type (FIELD*, FIELD const *); extern NCURSES_EXPORT(void) _nc_Free_Type (FIELD *); extern NCURSES_EXPORT(int) _nc_Synchronize_Attributes (FIELD*); -extern NCURSES_EXPORT(int) _nc_Synchronize_Options (FIELD*,Field_Options); -extern NCURSES_EXPORT(int) _nc_Set_Form_Page (FORM*,int,FIELD*); +extern NCURSES_EXPORT(int) _nc_Synchronize_Options (FIELD*, Field_Options); +extern NCURSES_EXPORT(int) _nc_Set_Form_Page (FORM*, int, FIELD*); extern NCURSES_EXPORT(int) _nc_Refresh_Current_Field (FORM*); extern NCURSES_EXPORT(FIELD *) _nc_First_Active_Field (FORM*); extern NCURSES_EXPORT(bool) _nc_Internal_Validation (FORM*); -extern NCURSES_EXPORT(int) _nc_Set_Current_Field (FORM*,FIELD*); +extern NCURSES_EXPORT(int) _nc_Set_Current_Field (FORM*, FIELD*); extern NCURSES_EXPORT(int) _nc_Position_Form_Cursor (FORM*); + +#if USE_WIDEC_SUPPORT +extern NCURSES_EXPORT(wchar_t *) _nc_Widen_String(char *, int *); +#endif + +#ifdef TRACE + +#define returnField(code) TRACE_RETURN(code,field) +#define returnFieldPtr(code) TRACE_RETURN(code,field_ptr) +#define returnForm(code) TRACE_RETURN(code,form) +#define returnFieldType(code) TRACE_RETURN(code,field_type) +#define returnFormHook(code) TRACE_RETURN(code,form_hook) + +extern NCURSES_EXPORT(FIELD **) _nc_retrace_field_ptr (FIELD **); +extern NCURSES_EXPORT(FIELD *) _nc_retrace_field (FIELD *); +extern NCURSES_EXPORT(FIELDTYPE *) _nc_retrace_field_type (FIELDTYPE *); +extern NCURSES_EXPORT(FORM *) _nc_retrace_form (FORM *); +extern NCURSES_EXPORT(Form_Hook) _nc_retrace_form_hook (Form_Hook); + +#else /* !TRACE */ + +#define returnFieldPtr(code) return code +#define returnFieldType(code) return code +#define returnField(code) return code +#define returnForm(code) return code +#define returnFormHook(code) return code + +#endif /* TRACE/!TRACE */ + +/* + * Use Check_CTYPE_Field() to simplify FIELDTYPE's that use only the ccheck() + * function. + */ +#if USE_WIDEC_SUPPORT +#define Check_CTYPE_Field(result, buffer, width, ccheck) \ + while (*buffer && *buffer == ' ') \ + buffer++; \ + if (*buffer) \ + { \ + bool blank = FALSE; \ + int len; \ + int n; \ + wchar_t *list = _nc_Widen_String((char *)buffer, &len); \ + if (list != 0) \ + { \ + result = TRUE; \ + for (n = 0; n < len; ++n) \ + { \ + if (blank) \ + { \ + if (list[n] != ' ') \ + { \ + result = FALSE; \ + break; \ + } \ + } \ + else if (list[n] == ' ') \ + { \ + blank = TRUE; \ + result = (n + 1 >= width); \ + } \ + else if (!ccheck(list[n], NULL)) \ + { \ + result = FALSE; \ + break; \ + } \ + } \ + free(list); \ + } \ + } +#else +#define Check_CTYPE_Field(result, buffer, width, ccheck) \ + while (*buffer && *buffer == ' ') \ + buffer++; \ + if (*buffer) \ + { \ + unsigned char *s = buffer; \ + int l = -1; \ + while (*buffer && ccheck(*buffer, NULL)) \ + buffer++; \ + l = (int)(buffer - s); \ + while (*buffer && *buffer == ' ') \ + buffer++; \ + result = ((*buffer || (l < width)) ? FALSE : TRUE); \ + } +#endif + +#endif /* FORM_PRIV_H */ |
