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IABSD.fr/src/lib/libform/form.priv.h
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- lib/libform/form.priv.h
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/* $OpenBSD: form.priv.h,v 1.8 2015/01/23 22:48:51 krw Exp $ */ /**************************************************************************** * Copyright (c) 1998-2006,2008 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 * * "Software"), to deal in the Software without restriction, including * * without limitation the rights to use, copy, modify, merge, publish, * * distribute, distribute with modifications, sublicense, and/or sell * * copies of the Software, and to permit persons to whom the Software is * * furnished to do so, subject to the following conditions: * * * * The above copyright notice and this permission notice shall be included * * in all copies or substantial portions of the Software. * * * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS * * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF * * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. * * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, * * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR * * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR * * THE USE OR OTHER DEALINGS IN THE SOFTWARE. * * * * Except as contained in this notice, the name(s) of the above copyright * * holders shall not be used in advertising or otherwise to promote the * * sale, use or other dealings in this Software without prior written * * authorization. * ****************************************************************************/ /**************************************************************************** * Author: Juergen Pfeifer, 1995,1997 * ****************************************************************************/ /* $Id: form.priv.h,v 1.8 2015/01/23 22:48:51 krw Exp $ */ #ifndef FORM_PRIV_H #define FORM_PRIV_H 1 #include "curses.priv.h" #include "mf_common.h" #if USE_WIDEC_SUPPORT #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 (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 (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 (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 != 0) ? (form) : _nc_Default_Form) /* If field is NULL replace field argument by default-field */ #define Normalize_Field(field) \ ((field) = (field != 0) ? (field) : _nc_Default_Field) /* Retrieve forms window */ #define Get_Form_Window(form) \ ((form)->sub?(form)->sub:((form)->win?(form)->win:stdscr)) /* Calculate the size for a single buffer for this field */ #define Buffer_Length(field) ((field)->drows * (field)->dcols) /* Calculate the total size of all buffers for this field */ #define Total_Buffer_Size(field) \ ( (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) (((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; /* This is a dummy request code (normally invalid) to be used internally with the form_driver() routine to position to the first active field on the form */ #define FIRST_ACTIVE_MAGIC (-291056) #define ALL_FORM_OPTS ( \ O_NL_OVERLOAD |\ O_BS_OVERLOAD ) #define ALL_FIELD_OPTS (Field_Options)( \ O_VISIBLE |\ O_ACTIVE |\ O_PUBLIC |\ O_EDIT |\ O_WRAP |\ O_BLANK |\ O_AUTOSKIP|\ O_NULLOK |\ 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(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_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_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 */