GCC Code Coverage Report
Directory: ./ Exec Total Coverage
File: lib/libmenu/m_format.c Lines: 0 35 0.0 %
Date: 2017-11-13 Branches: 0 26 0.0 %

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/* $OpenBSD: m_format.c,v 1.7 2010/01/12 23:22:07 nicm Exp $ */
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/****************************************************************************
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 * Copyright (c) 1998-2003,2004 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, 1995,1997                                    *
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 ****************************************************************************/
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/***************************************************************************
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* Module m_format                                                          *
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* Set and get maximum numbers of rows and columns in menus                 *
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***************************************************************************/
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#include "menu.priv.h"
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MODULE_ID("$Id: m_format.c,v 1.7 2010/01/12 23:22:07 nicm Exp $")
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#define minimum(a,b) ((a)<(b) ? (a): (b))
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/*---------------------------------------------------------------------------
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|   Facility      :  libnmenu
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|   Function      :  int set_menu_format(MENU *menu, int rows, int cols)
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|
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|   Description   :  Sets the maximum number of rows and columns of items
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|                    that may be displayed at one time on a menu. If the
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|                    menu contains more items than can be displayed at
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|                    once, the menu will be scrollable.
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|
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|   Return Values :  E_OK                   - success
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|                    E_BAD_ARGUMENT         - invalid values passed
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|                    E_NOT_CONNECTED        - there are no items connected
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|                    E_POSTED               - the menu is already posted
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(int)
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set_menu_format(MENU * menu, int rows, int cols)
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{
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  int total_rows, total_cols;
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  T((T_CALLED("set_menu_format(%p,%d,%d)"), menu, rows, cols));
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  if (rows < 0 || cols < 0)
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    RETURN(E_BAD_ARGUMENT);
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  if (menu)
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    {
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      if (menu->status & _POSTED)
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	RETURN(E_POSTED);
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      if (!(menu->items))
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	RETURN(E_NOT_CONNECTED);
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      if (rows == 0)
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	rows = menu->frows;
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      if (cols == 0)
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	cols = menu->fcols;
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      if (menu->pattern)
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	Reset_Pattern(menu);
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      menu->frows = rows;
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      menu->fcols = cols;
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      assert(rows > 0 && cols > 0);
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      total_rows = (menu->nitems - 1) / cols + 1;
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      total_cols = (menu->opt & O_ROWMAJOR) ?
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	minimum(menu->nitems, cols) :
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	(menu->nitems - 1) / total_rows + 1;
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      menu->rows = total_rows;
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      menu->cols = total_cols;
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      menu->arows = minimum(total_rows, rows);
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      menu->toprow = 0;
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      menu->curitem = *(menu->items);
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      assert(menu->curitem);
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      menu->status |= _LINK_NEEDED;
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      _nc_Calculate_Item_Length_and_Width(menu);
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    }
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  else
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    {
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      if (rows > 0)
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	_nc_Default_Menu.frows = rows;
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      if (cols > 0)
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	_nc_Default_Menu.fcols = cols;
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    }
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  RETURN(E_OK);
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}
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/*---------------------------------------------------------------------------
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|   Facility      :  libnmenu
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|   Function      :  void menu_format(const MENU *menu, int *rows, int *cols)
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|
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|   Description   :  Returns the maximum number of rows and columns that may
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|                    be displayed at one time on menu.
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|
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|   Return Values :  -
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+--------------------------------------------------------------------------*/
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NCURSES_EXPORT(void)
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menu_format(const MENU * menu, int *rows, int *cols)
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{
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  if (rows)
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    *rows = Normalize_Menu(menu)->frows;
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  if (cols)
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    *cols = Normalize_Menu(menu)->fcols;
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}
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/* m_format.c ends here */