diff options
Diffstat (limited to 'contrib/ncurses/menu/m_format.c')
| -rw-r--r-- | contrib/ncurses/menu/m_format.c | 70 |
1 files changed, 37 insertions, 33 deletions
diff --git a/contrib/ncurses/menu/m_format.c b/contrib/ncurses/menu/m_format.c index ffd8e70..773cb27 100644 --- a/contrib/ncurses/menu/m_format.c +++ b/contrib/ncurses/menu/m_format.c @@ -1,5 +1,5 @@ /**************************************************************************** - * Copyright (c) 1998,2000 Free Software Foundation, Inc. * + * Copyright (c) 1998-2003,2004 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 * @@ -27,7 +27,7 @@ ****************************************************************************/ /**************************************************************************** - * Author: Juergen Pfeifer <juergen.pfeifer@gmx.net> 1995,1997 * + * Author: Juergen Pfeifer, 1995,1997 * ****************************************************************************/ /*************************************************************************** @@ -37,14 +37,14 @@ #include "menu.priv.h" -MODULE_ID("$Id: m_format.c,v 1.10 2000/12/10 02:16:48 tom Exp $") +MODULE_ID("$Id: m_format.c,v 1.15 2004/12/11 23:11:21 tom Exp $") #define minimum(a,b) ((a)<(b) ? (a): (b)) /*--------------------------------------------------------------------------- -| Facility : libnmenu +| Facility : libnmenu | Function : int set_menu_format(MENU *menu, int rows, int cols) -| +| | Description : Sets the maximum number of rows and columns of items | that may be displayed at one time on a menu. If the | menu contains more items than can be displayed at @@ -56,42 +56,44 @@ MODULE_ID("$Id: m_format.c,v 1.10 2000/12/10 02:16:48 tom Exp $") | E_POSTED - the menu is already posted +--------------------------------------------------------------------------*/ NCURSES_EXPORT(int) -set_menu_format (MENU *menu, int rows, int cols) +set_menu_format(MENU * menu, int rows, int cols) { int total_rows, total_cols; - - if (rows<0 || cols<0) + + T((T_CALLED("set_menu_format(%p,%d,%d)"), menu, rows, cols)); + + if (rows < 0 || cols < 0) RETURN(E_BAD_ARGUMENT); - + if (menu) { - if ( menu->status & _POSTED ) + if (menu->status & _POSTED) RETURN(E_POSTED); - + if (!(menu->items)) RETURN(E_NOT_CONNECTED); - - if (rows==0) + + if (rows == 0) rows = menu->frows; - if (cols==0) + if (cols == 0) cols = menu->fcols; - + if (menu->pattern) Reset_Pattern(menu); - + menu->frows = rows; menu->fcols = cols; - - assert(rows>0 && cols>0); - total_rows = (menu->nitems - 1)/cols + 1; - total_cols = (menu->status & O_ROWMAJOR) ? - minimum(menu->nitems,cols) : - (menu->nitems-1)/total_rows + 1; - - menu->rows = total_rows; - menu->cols = total_cols; - menu->arows = minimum(total_rows,rows); - menu->toprow = 0; + + assert(rows > 0 && cols > 0); + total_rows = (menu->nitems - 1) / cols + 1; + total_cols = (menu->opt & O_ROWMAJOR) ? + minimum(menu->nitems, cols) : + (menu->nitems - 1) / total_rows + 1; + + menu->rows = total_rows; + menu->cols = total_cols; + menu->arows = minimum(total_rows, rows); + menu->toprow = 0; menu->curitem = *(menu->items); assert(menu->curitem); menu->status |= _LINK_NEEDED; @@ -99,24 +101,26 @@ set_menu_format (MENU *menu, int rows, int cols) } else { - if (rows>0) _nc_Default_Menu.frows = rows; - if (cols>0) _nc_Default_Menu.fcols = cols; + if (rows > 0) + _nc_Default_Menu.frows = rows; + if (cols > 0) + _nc_Default_Menu.fcols = cols; } - + RETURN(E_OK); } /*--------------------------------------------------------------------------- -| Facility : libnmenu +| Facility : libnmenu | Function : void menu_format(const MENU *menu, int *rows, int *cols) -| +| | Description : Returns the maximum number of rows and columns that may | be displayed at one time on menu. | | Return Values : - +--------------------------------------------------------------------------*/ NCURSES_EXPORT(void) -menu_format (const MENU *menu, int *rows, int *cols) +menu_format(const MENU * menu, int *rows, int *cols) { if (rows) *rows = Normalize_Menu(menu)->frows; |
