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📁 ..
📄 Makefile.in(5.47 KB)
📄 READ.ME(2.7 KB)
📄 f_trace.c(3.05 KB)
📄 fld_arg.c(4.95 KB)
📄 fld_attr.c(5.43 KB)
📄 fld_current.c(6.21 KB)
📄 fld_def.c(12.13 KB)
📄 fld_dup.c(4.51 KB)
📄 fld_ftchoice.c(3.69 KB)
📄 fld_ftlink.c(4.03 KB)
📄 fld_info.c(4.66 KB)
📄 fld_just.c(3.94 KB)
📄 fld_link.c(4.46 KB)
📄 fld_max.c(3.89 KB)
📄 fld_move.c(3.34 KB)
📄 fld_newftyp.c(5.92 KB)
📄 fld_opts.c(5.99 KB)
📄 fld_pad.c(3.85 KB)
📄 fld_page.c(3.9 KB)
📄 fld_stat.c(3.83 KB)
📄 fld_type.c(4.21 KB)
📄 fld_user.c(3.77 KB)
📄 form.h(18.37 KB)
📄 form.priv.h(10.83 KB)
📄 frm_cursor.c(3.56 KB)
📄 frm_data.c(6.28 KB)
📄 frm_def.c(14.15 KB)
📄 frm_driver.c(160.41 KB)
📄 frm_hook.c(6.84 KB)
📄 frm_opts.c(5.35 KB)
📄 frm_page.c(4.43 KB)
📄 frm_post.c(4.91 KB)
📄 frm_req_name.c(6 KB)
📄 frm_scale.c(3.32 KB)
📄 frm_sub.c(3.82 KB)
📄 frm_user.c(3.75 KB)
📄 frm_win.c(3.98 KB)
📄 fty_alnum.c(7.08 KB)
📄 fty_alpha.c(7.05 KB)
📄 fty_enum.c(12.51 KB)
📄 fty_generic.c(11.02 KB)
📄 fty_int.c(8.55 KB)
📄 fty_ipv4.c(4.98 KB)
📄 fty_num.c(9.31 KB)
📄 fty_regex.c(10.01 KB)
📄 headers(2.25 KB)
📄 llib-lform(15.57 KB)
📄 llib-lformt(15.57 KB)
📄 llib-lformtw(15.79 KB)
📄 llib-lformw(15.79 KB)
📄 modules(3.92 KB)

Editing: fld_max.c

/****************************************************************************
 * Copyright 2019,2020 Thomas E. Dickey                                     *
 * Copyright 1998-2012,2013 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_max.c,v 1.16 2020/02/02 23:34:34 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)
{
  T((T_CALLED("set_max_field(%p,%d)"), (void *)field, 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))) &&
	      !Field_Has_Option(field, O_INPUT_LIMIT))
	    RETURN(E_BAD_ARGUMENT);
	}
      field->maxgrow = maxgrow;
      /* shrink */
      if (maxgrow > 0 && Field_Has_Option(field, O_INPUT_LIMIT) &&
	  field->dcols > maxgrow)
	field->dcols = maxgrow;
      ClrStatus(field, _MAY_GROW);
      if (!((unsigned)field->opts & O_STATIC))
	{
	  if ((maxgrow == 0) ||
	      (single_line_field && (field->dcols < maxgrow)) ||
	      (!single_line_field && (field->drows < maxgrow)))
	    SetStatus(field, _MAY_GROW);
	}
    }
  RETURN(E_OK);
}

/* fld_max.c ends here */

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