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92 lines
4.3 KiB
C
92 lines
4.3 KiB
C
/****************************************************************************
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* Copyright (c) 1998,2000 Free Software Foundation, Inc. *
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* *
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* Permission is hereby granted, free of charge, to any person obtaining a *
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* copy of this software and associated documentation files (the *
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* "Software"), to deal in the Software without restriction, including *
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* without limitation the rights to use, copy, modify, merge, publish, *
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* distribute, distribute with modifications, sublicense, and/or sell *
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* copies of the Software, and to permit persons to whom the Software is *
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* furnished to do so, subject to the following conditions: *
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* *
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* The above copyright notice and this permission notice shall be included *
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* in all copies or substantial portions of the Software. *
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* *
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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* IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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* DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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* OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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* THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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* *
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* Except as contained in this notice, the name(s) of the above copyright *
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* holders shall not be used in advertising or otherwise to promote the *
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* sale, use or other dealings in this Software without prior written *
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* authorization. *
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****************************************************************************/
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/****************************************************************************
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* Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 *
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****************************************************************************/
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#include "form.priv.h"
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MODULE_ID("$Id: fld_link.c,v 1.5 2000/12/10 02:09:38 tom Exp $")
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/*---------------------------------------------------------------------------
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| Facility : libnform
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| Function : FIELD *link_field(FIELD *field, int frow, int fcol)
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| Description : Duplicates the field at the specified position. The
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| new field shares its buffers with the original one,
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| the attributes are independent.
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| If an error occurs, errno is set to
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| E_BAD_ARGUMENT - invalid argument
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| E_SYSTEM_ERROR - system error
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| Return Values : Pointer to the new field or NULL if failure
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(FIELD *)
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link_field (FIELD * field, int frow, int fcol)
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{
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FIELD *New_Field = (FIELD *)0;
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int err = E_BAD_ARGUMENT;
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if (field && (frow>=0) && (fcol>=0) &&
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((err=E_SYSTEM_ERROR) != 0) && /* trick: this resets the default error */
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(New_Field = (FIELD *)malloc(sizeof(FIELD))) )
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{
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*New_Field = *_nc_Default_Field;
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New_Field->frow = frow;
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New_Field->fcol = fcol;
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New_Field->link = field->link;
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field->link = New_Field;
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New_Field->buf = field->buf;
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New_Field->rows = field->rows;
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New_Field->cols = field->cols;
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New_Field->nrow = field->nrow;
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New_Field->nbuf = field->nbuf;
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New_Field->drows = field->drows;
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New_Field->dcols = field->dcols;
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New_Field->maxgrow= field->maxgrow;
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New_Field->just = field->just;
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New_Field->fore = field->fore;
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New_Field->back = field->back;
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New_Field->pad = field->pad;
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New_Field->opts = field->opts;
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New_Field->usrptr = field->usrptr;
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if (_nc_Copy_Type(New_Field,field))
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return New_Field;
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}
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if (New_Field)
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free_field(New_Field);
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SET_ERROR( err );
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return (FIELD *)0;
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}
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/* fld_link.c ends here */
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