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File: [local] / src / lib / libform / fld_max.c (download)

Revision 1.4, Mon Jan 22 18:02:13 2001 UTC (23 years, 4 months ago) by millert
Branch: MAIN
CVS Tags: OPENBSD_4_6_BASE, OPENBSD_4_6, OPENBSD_4_5_BASE, OPENBSD_4_5, OPENBSD_4_4_BASE, OPENBSD_4_4, OPENBSD_4_3_BASE, OPENBSD_4_3, OPENBSD_4_2_BASE, OPENBSD_4_2, OPENBSD_4_1_BASE, OPENBSD_4_1, OPENBSD_4_0_BASE, OPENBSD_4_0, OPENBSD_3_9_BASE, OPENBSD_3_9, OPENBSD_3_8_BASE, OPENBSD_3_8, OPENBSD_3_7_BASE, OPENBSD_3_7, OPENBSD_3_6_BASE, OPENBSD_3_6, OPENBSD_3_5_BASE, OPENBSD_3_5, OPENBSD_3_4_BASE, OPENBSD_3_4, OPENBSD_3_3_BASE, OPENBSD_3_3, OPENBSD_3_2_BASE, OPENBSD_3_2, OPENBSD_3_1_BASE, OPENBSD_3_1, OPENBSD_3_0_BASE, OPENBSD_3_0, OPENBSD_2_9_BASE, OPENBSD_2_9
Changes since 1.3: +5 -4 lines 

Update to ncurses-5.2-20010114

/*	$OpenBSD: fld_max.c,v 1.4 2001/01/22 18:02:13 millert Exp $	*/

/****************************************************************************
 * Copyright (c) 1998,2000 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 <juergen.pfeifer@gmx.net> 1995,1997            *
 ****************************************************************************/

#include "form.priv.h"

MODULE_ID("$From: fld_max.c,v 1.5 2000/12/10 02:09:38 tom Exp $")

/*---------------------------------------------------------------------------
|   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
+--------------------------------------------------------------------------*/
NCURSES_EXPORT(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);

      if (maxgrow>0)
	{
	  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))
	{
	  if ((maxgrow==0) ||
	      ( single_line_field && (field->dcols < maxgrow)) ||
	      (!single_line_field && (field->drows < maxgrow)))
	    field->status |= _MAY_GROW;
	}
    }
  RETURN(E_OK);
}
		  
/* fld_max.c ends here */