-/*-----------------------------------------------------------------------------+
-| The ncurses form library is Copyright (C) 1995-1997 |
-| by Juergen Pfeifer <Juergen.Pfeifer@T-Online.de> |
-| All Rights Reserved. |
-| |
-| Permission to use, copy, modify, and distribute this software and its |
-| documentation for any purpose and without fee is hereby granted, provided |
-| that the above copyright notice appear in all copies and that both that |
-| copyright notice and this permission notice appear in supporting |
-| documentation, and that the name of the above listed copyright holder(s) not |
-| be used in advertising or publicity pertaining to distribution of the |
-| software without specific, written prior permission. |
-| |
-| THE ABOVE LISTED COPYRIGHT HOLDER(S) DISCLAIM ALL WARRANTIES WITH REGARD TO |
-| THIS SOFTWARE, INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FIT- |
-| NESS, IN NO EVENT SHALL THE ABOVE LISTED COPYRIGHT HOLDER(S) BE LIABLE FOR |
-| ANY SPECIAL, INDIRECT OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RE- |
-| SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, |
-| NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH |
-| THE USE OR PERFORMANCE OF THIS SOFTWARE. |
-+-----------------------------------------------------------------------------*/
+/****************************************************************************
+ * Copyright (c) 1998-2012,2014 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 *
+ ****************************************************************************/
#include "form.priv.h"
-MODULE_ID("$Id: fld_def.c,v 1.6 1997/05/01 16:47:54 juergen Exp $")
+MODULE_ID("$Id: fld_def.c,v 1.41 2014/07/26 21:08:55 tom Exp $")
/* this can't be readonly */
-static FIELD default_field = {
- 0, /* status */
- 0, /* rows */
- 0, /* cols */
- 0, /* frow */
- 0, /* fcol */
- 0, /* drows */
- 0, /* dcols */
- 0, /* maxgrow*/
- 0, /* nrow */
- 0, /* nbuf */
- NO_JUSTIFICATION, /* just */
- 0, /* page */
- 0, /* index */
- (int)' ', /* pad */
- A_NORMAL, /* fore */
- A_NORMAL, /* back */
- ALL_FIELD_OPTS, /* opts */
- (FIELD *)0, /* snext */
- (FIELD *)0, /* sprev */
- (FIELD *)0, /* link */
- (FORM *)0, /* form */
- (FIELDTYPE *)0, /* type */
- (char *)0, /* arg */
- (char *)0, /* buf */
- (char *)0 /* usrptr */
+static FIELD default_field =
+{
+ 0, /* status */
+ 0, /* rows */
+ 0, /* cols */
+ 0, /* frow */
+ 0, /* fcol */
+ 0, /* drows */
+ 0, /* dcols */
+ 0, /* maxgrow */
+ 0, /* nrow */
+ 0, /* nbuf */
+ NO_JUSTIFICATION, /* just */
+ 0, /* page */
+ 0, /* index */
+ (int)' ', /* pad */
+ A_NORMAL, /* fore */
+ A_NORMAL, /* back */
+ STD_FIELD_OPTS, /* opts */
+ (FIELD *)0, /* snext */
+ (FIELD *)0, /* sprev */
+ (FIELD *)0, /* link */
+ (FORM *)0, /* form */
+ (FIELDTYPE *)0, /* type */
+ (char *)0, /* arg */
+ (FIELD_CELL *)0, /* buf */
+ (char *)0 /* usrptr */
+ NCURSES_FIELD_EXTENSION
};
-FIELD *_nc_Default_Field = &default_field;
-\f
+NCURSES_EXPORT_VAR(FIELD *) _nc_Default_Field = &default_field;
+
/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : static TypeArgument *Make_Argument(
+| Facility : libnform
+| Function : TypeArgument *_nc_Make_Argument(
| const FIELDTYPE *typ,
| va_list *ap,
| int *err )
-|
+|
| Description : Create an argument structure for the specified type.
-| Use the type-dependant argument list to construct
+| Use the type-dependent argument list to construct
| it.
|
| Return Values : Pointer to argument structure. Maybe NULL.
-| In case of an error in *err an errorcounter is increased.
+| In case of an error in *err an error counter is increased.
+--------------------------------------------------------------------------*/
-static TypeArgument* Make_Argument(const FIELDTYPE *typ, va_list *ap, int *err)
+NCURSES_EXPORT(TypeArgument *)
+_nc_Make_Argument(const FIELDTYPE *typ, va_list *ap, int *err)
{
- TypeArgument *res = (TypeArgument *)0;
+ TypeArgument *res = (TypeArgument *)0;
TypeArgument *p;
- if (typ && (typ->status & _HAS_ARGS))
+ if (typ != 0 && (typ->status & _HAS_ARGS) != 0)
{
- assert(err && ap);
- if (typ->status & _LINKED_TYPE)
+ assert(err != 0 && ap != (va_list *)0);
+ if ((typ->status & _LINKED_TYPE) != 0)
{
- p = (TypeArgument *)malloc(sizeof(TypeArgument));
- if (p)
+ p = typeMalloc(TypeArgument, 1);
+
+ if (p != 0)
{
- p->left = Make_Argument(typ->left ,ap,err);
- p->right = Make_Argument(typ->right,ap,err);
+ p->left = _nc_Make_Argument(typ->left, ap, err);
+ p->right = _nc_Make_Argument(typ->right, ap, err);
return p;
}
else
- *err += 1;
- } else
+ {
+ *err += 1;
+ }
+ }
+ else
{
- if ( !(res=(TypeArgument *)typ->makearg(ap)) )
- *err += 1;
+ assert(typ->makearg != (void *)0);
+ if (!(res = (TypeArgument *)typ->makearg(ap)))
+ {
+ *err += 1;
+ }
}
}
return res;
}
/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : static TypeArgument *Copy_Argument(
-| const FIELDTYPE *typ,
-| const TypeArgument *argp,
-| int *err )
-|
-| Description : Create a copy of an argument structure for the specified
+| Facility : libnform
+| Function : TypeArgument *_nc_Copy_Argument(const FIELDTYPE *typ,
+| const TypeArgument *argp,
+| int *err )
+|
+| Description : Create a copy of an argument structure for the specified
| type.
|
| Return Values : Pointer to argument structure. Maybe NULL.
-| In case of an error in *err an errorcounter is increased.
+| In case of an error in *err an error counter is increased.
+--------------------------------------------------------------------------*/
-static TypeArgument *Copy_Argument(const FIELDTYPE *typ,
- const TypeArgument *argp, int *err)
+NCURSES_EXPORT(TypeArgument *)
+_nc_Copy_Argument(const FIELDTYPE *typ, const TypeArgument *argp, int *err)
{
TypeArgument *res = (TypeArgument *)0;
TypeArgument *p;
- if ( typ && (typ->status & _HAS_ARGS) )
+ if (typ != 0 && (typ->status & _HAS_ARGS) != 0)
{
- assert(err && argp);
- if (typ->status & _LINKED_TYPE)
+ assert(err != 0 && argp != 0);
+ if ((typ->status & _LINKED_TYPE) != 0)
{
- p = (TypeArgument *)malloc(sizeof(TypeArgument));
- if (p)
+ p = typeMalloc(TypeArgument, 1);
+
+ if (p != 0)
{
- p->left = Copy_Argument(typ,argp->left ,err);
- p->right = Copy_Argument(typ,argp->right,err);
+ p->left = _nc_Copy_Argument(typ, argp->left, err);
+ p->right = _nc_Copy_Argument(typ, argp->right, err);
return p;
}
*err += 1;
- }
- else
+ }
+ else
{
- if (!(res = (TypeArgument *)(typ->copyarg((const void *)argp))))
- *err += 1;
+ if (typ->copyarg != (void *)0)
+ {
+ if (!(res = (TypeArgument *)(typ->copyarg((const void *)argp))))
+ {
+ *err += 1;
+ }
+ }
+ else
+ {
+ res = (TypeArgument *)argp;
+ }
}
}
return res;
}
/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : static void Free_Argument(
-| const FIELDTYPE *typ,
-| TypeArgument * argp )
-|
+| Facility : libnform
+| Function : void _nc_Free_Argument(const FIELDTYPE *typ,
+| TypeArgument * argp )
+|
| Description : Release memory associated with the argument structure
| for the given fieldtype.
|
| Return Values : -
+--------------------------------------------------------------------------*/
-static void Free_Argument(const FIELDTYPE * typ, TypeArgument * argp)
+NCURSES_EXPORT(void)
+_nc_Free_Argument(const FIELDTYPE *typ, TypeArgument *argp)
{
- if (!typ || !(typ->status & _HAS_ARGS))
- return;
-
- if (typ->status & _LINKED_TYPE)
+ if (typ != 0 && (typ->status & _HAS_ARGS) != 0)
{
- assert(argp);
- Free_Argument(typ->left ,argp->left );
- Free_Argument(typ->right,argp->right);
- free(argp);
- }
- else
- {
- typ->freearg((void *)argp);
+ if ((typ->status & _LINKED_TYPE) != 0)
+ {
+ if (argp != 0)
+ {
+ _nc_Free_Argument(typ->left, argp->left);
+ _nc_Free_Argument(typ->right, argp->right);
+ free(argp);
+ }
+ }
+ else
+ {
+ if (typ->freearg != (void *)0)
+ {
+ typ->freearg((void *)argp);
+ }
+ }
}
}
/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : static bool Copy_Type( FIELD *new, FIELD const *old )
-|
-| Description : Copy argument structure of field old to field new
+| Facility : libnform
+| Function : bool _nc_Copy_Type( FIELD *dst, FIELD const *src )
+|
+| Description : Copy argument structure of field src to field dst
|
| Return Values : TRUE - copy worked
-| FALSE - error occured
+| FALSE - error occurred
+--------------------------------------------------------------------------*/
-static bool Copy_Type(FIELD *new, FIELD const *old)
+NCURSES_EXPORT(bool)
+_nc_Copy_Type(FIELD *dst, FIELD const *src)
{
int err = 0;
- assert(new && old);
+ assert(dst != 0 && src != 0);
- new->type = old->type;
- new->arg = (void *)Copy_Argument(old->type,(TypeArgument *)(old->arg),&err);
+ dst->type = src->type;
+ dst->arg = (void *)_nc_Copy_Argument(src->type, (TypeArgument *)(src->arg), &err);
- if (err)
+ if (err != 0)
{
- Free_Argument(new->type,(TypeArgument *)(new->arg));
- new->type = (FIELDTYPE *)0;
- new->arg = (void *)0;
+ _nc_Free_Argument(dst->type, (TypeArgument *)(dst->arg));
+ dst->type = (FIELDTYPE *)0;
+ dst->arg = (void *)0;
return FALSE;
}
else
{
- if (new->type)
- new->type->ref++;
+ if (dst->type != 0)
+ {
+ dst->type->ref++;
+ }
return TRUE;
}
}
/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : static void Free_Type( FIELD *field )
-|
+| Facility : libnform
+| Function : void _nc_Free_Type( FIELD *field )
+|
| Description : Release Argument structure for this field
|
| Return Values : -
+--------------------------------------------------------------------------*/
-INLINE static void Free_Type(FIELD *field)
+NCURSES_EXPORT(void)
+_nc_Free_Type(FIELD *field)
{
- assert(field);
- if (field->type)
- field->type->ref--;
- Free_Argument(field->type,(TypeArgument *)(field->arg));
+ assert(field != 0);
+ if (field->type != 0)
+ {
+ field->type->ref--;
+ _nc_Free_Argument(field->type, (TypeArgument *)(field->arg));
+ }
}
/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : FIELD *new_field( int rows, int cols,
+| Facility : libnform
+| Function : FIELD *new_field( int rows, int cols,
| int frow, int fcol,
| int nrow, int nbuf )
-|
+|
| Description : Create a new field with this many 'rows' and 'cols',
| starting at 'frow/fcol' in the subwindow of the form.
| Allocate 'nrow' off-screen rows and 'nbuf' additional
| buffers. If an error occurs, errno is set to
-|
+|
| E_BAD_ARGUMENT - invalid argument
| E_SYSTEM_ERROR - system error
|
| Return Values : Pointer to the new field or NULL if failure.
+--------------------------------------------------------------------------*/
-FIELD *new_field(int rows, int cols, int frow, int fcol, int nrow, int nbuf)
+NCURSES_EXPORT(FIELD *)
+new_field(int rows, int cols, int frow, int fcol, int nrow, int nbuf)
{
+ static const FIELD_CELL blank = BLANK;
+ static const FIELD_CELL zeros = ZEROS;
+
FIELD *New_Field = (FIELD *)0;
int err = E_BAD_ARGUMENT;
- if (rows>0 &&
- cols>0 &&
- frow>=0 &&
- fcol>=0 &&
- nrow>=0 &&
- nbuf>=0 &&
- ((err = E_SYSTEM_ERROR) != 0) && /* trick: this resets the default error */
- (New_Field=(FIELD *)malloc(sizeof(FIELD))) )
+ T((T_CALLED("new_field(%d,%d,%d,%d,%d,%d)"), rows, cols, frow, fcol, nrow, nbuf));
+ if (rows > 0 &&
+ cols > 0 &&
+ frow >= 0 &&
+ fcol >= 0 &&
+ nrow >= 0 &&
+ nbuf >= 0 &&
+ ((err = E_SYSTEM_ERROR) != 0) && /* trick: this resets the default error */
+ (New_Field = typeMalloc(FIELD, 1)) != 0)
{
- *New_Field = default_field;
- New_Field->rows = rows;
- New_Field->cols = cols;
+ T((T_CREATE("field %p"), (void *)New_Field));
+ *New_Field = default_field;
+ New_Field->rows = (short)rows;
+ New_Field->cols = (short)cols;
New_Field->drows = rows + nrow;
New_Field->dcols = cols;
- New_Field->frow = frow;
- New_Field->fcol = fcol;
- New_Field->nrow = nrow;
- New_Field->nbuf = nbuf;
- New_Field->link = New_Field;
-
- if (Copy_Type(New_Field,&default_field))
+ New_Field->frow = (short)frow;
+ New_Field->fcol = (short)fcol;
+ New_Field->nrow = nrow;
+ New_Field->nbuf = (short)nbuf;
+ New_Field->link = New_Field;
+
+#if USE_WIDEC_SUPPORT
+ New_Field->working = newpad(1, Buffer_Length(New_Field) + 1);
+ New_Field->expanded = typeCalloc(char *, 1 + (unsigned)nbuf);
+#endif
+
+ if (_nc_Copy_Type(New_Field, &default_field))
{
size_t len;
len = Total_Buffer_Size(New_Field);
- if ((New_Field->buf = (char *)malloc(len)))
+ if ((New_Field->buf = (FIELD_CELL *)malloc(len)))
{
/* Prefill buffers with blanks and insert terminating zeroes
- between buffers */
- int i;
+ between buffers */
+ int i, j;
+ int cells = Buffer_Length(New_Field);
- memset(New_Field->buf,' ',len);
- for(i=0;i<=New_Field->nbuf;i++)
+ for (i = 0; i <= New_Field->nbuf; i++)
{
- New_Field->buf[(New_Field->drows*New_Field->cols+1)*(i+1)-1]
- = '\0';
- }
- return New_Field;
- }
- }
- }
-
- if (New_Field)
- free_field(New_Field);
-
- SET_ERROR( err );
- return (FIELD *)0;
-}
+ FIELD_CELL *buffer = &(New_Field->buf[(cells + 1) * i]);
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : FIELD *dup_field(FIELD *field, int frow, int fcol)
-|
-| Description : Duplicates the field at the specified position. All
-| field attributes and the buffers are copied.
-| If an error occurs, errno is set to
-|
-| E_BAD_ARGUMENT - invalid argument
-| E_SYSTEM_ERROR - system error
-|
-| Return Values : Pointer to the new field or NULL if failure
-+--------------------------------------------------------------------------*/
-FIELD *dup_field(FIELD * field, int frow, int fcol)
-{
- FIELD *New_Field = (FIELD *)0;
- int err = E_BAD_ARGUMENT;
-
- if (field && (frow>=0) && (fcol>=0) &&
- ((err=E_SYSTEM_ERROR) != 0) && /* trick : this resets the default error */
- (New_Field=(FIELD *)malloc(sizeof(FIELD))) )
- {
- *New_Field = default_field;
- New_Field->frow = frow;
- New_Field->fcol = fcol;
- New_Field->link = New_Field;
- New_Field->rows = field->rows;
- New_Field->cols = field->cols;
- New_Field->nrow = field->nrow;
- New_Field->drows = field->drows;
- New_Field->dcols = field->dcols;
- New_Field->maxgrow = field->maxgrow;
- New_Field->nbuf = field->nbuf;
- New_Field->just = field->just;
- New_Field->fore = field->fore;
- New_Field->back = field->back;
- New_Field->pad = field->pad;
- New_Field->opts = field->opts;
- New_Field->usrptr = field->usrptr;
-
- if (Copy_Type(New_Field,field))
- {
- size_t len;
-
- len = Total_Buffer_Size(New_Field);
- if ( (New_Field->buf=(char *)malloc(len)) )
- {
- memcpy(New_Field->buf,field->buf,len);
- return New_Field;
+ for (j = 0; j < cells; ++j)
+ {
+ buffer[j] = blank;
+ }
+ buffer[j] = zeros;
+ }
+ returnField(New_Field);
}
}
}
- if (New_Field)
+ if (New_Field)
free_field(New_Field);
SET_ERROR(err);
- return (FIELD *)0;
+ returnField((FIELD *)0);
}
/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : FIELD *link_field(FIELD *field, int frow, int fcol)
-|
-| Description : Duplicates the field at the specified position. The
-| new field shares its buffers with the original one,
-| the attributes are independent.
-| If an error occurs, errno is set to
-|
-| E_BAD_ARGUMENT - invalid argument
-| E_SYSTEM_ERROR - system error
-|
-| Return Values : Pointer to the new field or NULL if failure
-+--------------------------------------------------------------------------*/
-FIELD *link_field(FIELD * field, int frow, int fcol)
-{
- FIELD *New_Field = (FIELD *)0;
- int err = E_BAD_ARGUMENT;
-
- if (field && (frow>=0) && (fcol>=0) &&
- ((err=E_SYSTEM_ERROR) != 0) && /* trick: this resets the default error */
- (New_Field = (FIELD *)malloc(sizeof(FIELD))) )
- {
- *New_Field = default_field;
- New_Field->frow = frow;
- New_Field->fcol = fcol;
- New_Field->link = field->link;
- field->link = New_Field;
- New_Field->buf = field->buf;
- New_Field->rows = field->rows;
- New_Field->cols = field->cols;
- New_Field->nrow = field->nrow;
- New_Field->nbuf = field->nbuf;
- New_Field->drows = field->drows;
- New_Field->dcols = field->dcols;
- New_Field->maxgrow= field->maxgrow;
- New_Field->just = field->just;
- New_Field->fore = field->fore;
- New_Field->back = field->back;
- New_Field->pad = field->pad;
- New_Field->opts = field->opts;
- New_Field->usrptr = field->usrptr;
- if (Copy_Type(New_Field,field))
- return New_Field;
- }
-
- if (New_Field)
- free_field(New_Field);
-
- SET_ERROR( err );
- return (FIELD *)0;
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
+| Facility : libnform
| Function : int free_field( FIELD *field )
-|
+|
| Description : Frees the storage allocated for the field.
|
| Return Values : E_OK - success
| E_BAD_ARGUMENT - invalid field pointer
| E_CONNECTED - field is connected
+--------------------------------------------------------------------------*/
-int free_field(FIELD * field)
+NCURSES_EXPORT(int)
+free_field(FIELD *field)
{
- if (!field)
- RETURN(E_BAD_ARGUMENT);
-
- if (field->form)
- RETURN(E_CONNECTED);
-
- if (field == field->link)
- {
- if (field->buf)
- free(field->buf);
- }
- else
+ T((T_CALLED("free_field(%p)"), (void *)field));
+ if (!field)
{
- FIELD *f;
-
- for(f=field;f->link != field;f = f->link)
- {}
- f->link = field->link;
+ RETURN(E_BAD_ARGUMENT);
}
- Free_Type(field);
- free(field);
- RETURN(E_OK);
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : int field_info(const FIELD *field,
-| int *rows, int *cols,
-| int *frow, int *fcol,
-| int *nrow, int *nbuf)
-|
-| Description : Retrieve infos about the fields creation parameters.
-|
-| Return Values : E_OK - success
-| E_BAD_ARGUMENT - invalid field pointer
-+--------------------------------------------------------------------------*/
-int field_info(const FIELD *field,
- int *rows, int *cols,
- int *frow, int *fcol,
- int *nrow, int *nbuf)
-{
- if (!field)
- RETURN(E_BAD_ARGUMENT);
-
- if (rows) *rows = field->rows;
- if (cols) *cols = field->cols;
- if (frow) *frow = field->frow;
- if (fcol) *fcol = field->fcol;
- if (nrow) *nrow = field->nrow;
- if (nbuf) *nbuf = field->nbuf;
- RETURN(E_OK);
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : int move_field(FIELD *field,int frow, int fcol)
-|
-| Description : Moves the disconnected field to the new location in
-| the forms subwindow.
-|
-| Return Values : E_OK - success
-| E_BAD_ARGUMENT - invalid argument passed
-| E_CONNECTED - field is connected
-+--------------------------------------------------------------------------*/
-int move_field(FIELD *field, int frow, int fcol)
-{
- if ( !field || (frow<0) || (fcol<0) )
- RETURN(E_BAD_ARGUMENT);
-
- if (field->form)
- RETURN(E_CONNECTED);
-
- field->frow = frow;
- field->fcol = fcol;
- RETURN(E_OK);
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : int set_field_type(FIELD *field, FIELDTYPE *type,...)
-|
-| Description : Associate the specified fieldtype with the field.
-| Certain field types take additional arguments. Look
-| at the spec of the field types !
-|
-| Return Values : E_OK - success
-| E_SYSTEM_ERROR - system error
-+--------------------------------------------------------------------------*/
-int set_field_type(FIELD *field,FIELDTYPE *type, ...)
-{
- va_list ap;
- int res = E_SYSTEM_ERROR;
- int err = 0;
-
- va_start(ap,type);
-
- Normalize_Field(field);
- Free_Type(field);
-
- field->type = type;
- field->arg = (void *)Make_Argument(field->type,&ap,&err);
-
- if (err)
+ else if (field->form != 0)
{
- Free_Argument(field->type,(TypeArgument *)(field->arg));
- field->type = (FIELDTYPE *)0;
- field->arg = (void *)0;
+ RETURN(E_CONNECTED);
}
- else
+ else if (field == field->link)
{
- res = E_OK;
- if (field->type)
- field->type->ref++;
+ if (field->buf != 0)
+ free(field->buf);
}
-
- va_end(ap);
- RETURN(res);
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : FIELDTYPE *field_type(const FIELD *field)
-|
-| Description : Retrieve the associated fieldtype for this field.
-|
-| Return Values : Pointer to fieldtype of NULL if none is defined.
-+--------------------------------------------------------------------------*/
-FIELDTYPE *field_type(const FIELD * field)
-{
- return Normalize_Field(field)->type;
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : void *field_arg(const FIELD *field)
-|
-| Description : Retrieve pointer to the fields argument structure.
-|
-| Return Values : Pointer to structure or NULL if none is defined.
-+--------------------------------------------------------------------------*/
-void *field_arg(const FIELD * field)
-{
- return Normalize_Field(field)->arg;
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : int set_max_field(FIELD *field, int maxgrow)
-|
-| Description : Set the maximum growth for a dynamic field. If maxgrow=0
-| the field may grow to any possible size.
-|
-| Return Values : E_OK - success
-| E_BAD_ARGUMENT - invalid argument
-+--------------------------------------------------------------------------*/
-int set_max_field(FIELD *field, int maxgrow)
-{
- if (!field || (maxgrow<0))
- RETURN(E_BAD_ARGUMENT);
else
{
- bool single_line_field = Single_Line_Field(field);
+ FIELD *f;
- if (maxgrow>0)
+ for (f = field; f->link != field; f = f->link)
{
- if (( single_line_field && (maxgrow < field->dcols)) ||
- (!single_line_field && (maxgrow < field->drows)))
- RETURN(E_BAD_ARGUMENT);
}
- field->maxgrow = maxgrow;
- field->status &= ~_MAY_GROW;
- if (!(field->opts & O_STATIC))
+ f->link = field->link;
+ }
+ _nc_Free_Type(field);
+#if USE_WIDEC_SUPPORT
+ if (field->expanded != 0)
+ {
+ int n;
+
+ for (n = 0; n <= field->nbuf; ++n)
{
- if ((maxgrow==0) ||
- ( single_line_field && (field->dcols < maxgrow)) ||
- (!single_line_field && (field->drows < maxgrow)))
- field->status |= _MAY_GROW;
+ FreeIfNeeded(field->expanded[n]);
}
+ free(field->expanded);
+ (void)delwin(field->working);
}
+#endif
+ free(field);
RETURN(E_OK);
}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : int dynamic_field_info(const FIELD *field,
-| int *drows, int *dcols,
-| int *maxgrow)
-|
-| Description : Retrieve informations about a dynamic fields current
-| dynamic parameters.
-|
-| Return Values : E_OK - success
-| E_BAD_ARGUMENT - invalid argument
-+--------------------------------------------------------------------------*/
-int dynamic_field_info(const FIELD *field,
- int *drows, int *dcols, int *maxgrow)
-{
- if (!field)
- RETURN(E_BAD_ARGUMENT);
-
- if (drows) *drows = field->drows;
- if (dcols) *dcols = field->dcols;
- if (maxgrow) *maxgrow = field->maxgrow;
-
- RETURN(E_OK);
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : int set_new_page(FIELD *field, bool new_page_flag)
-|
-| Description : Marks the field as the beginning of a new page of
-| the form.
-|
-| Return Values : E_OK - success
-| E_CONNECTED - field is connected
-+--------------------------------------------------------------------------*/
-int set_new_page(FIELD * field, bool new_page_flag)
-{
- Normalize_Field(field);
- if (field->form)
- RETURN(E_CONNECTED);
-
- if (new_page_flag)
- field->status |= _NEWPAGE;
- else
- field->status &= ~_NEWPAGE;
-
- RETURN(E_OK);
-}
-
-/*---------------------------------------------------------------------------
-| Facility : libnform
-| Function : bool new_page(const FIELD *field)
-|
-| Description : Retrieve the info whether or not the field starts a
-| new page on the form.
-|
-| Return Values : TRUE - field starts a new page
-| FALSE - field doesn't start a new page
-+--------------------------------------------------------------------------*/
-bool new_page(const FIELD * field)
-{
- return (Normalize_Field(field)->status & _NEWPAGE) ? TRUE : FALSE;
-}
/* fld_def.c ends here */