| 1 | /****************************************************************************
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| 2 | * Copyright (c) 1998-2003,2004 Free Software Foundation, Inc. *
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| 3 | * *
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| 4 | * Permission is hereby granted, free of charge, to any person obtaining a *
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| 5 | * copy of this software and associated documentation files (the *
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| 6 | * "Software"), to deal in the Software without restriction, including *
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| 7 | * without limitation the rights to use, copy, modify, merge, publish, *
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| 8 | * distribute, distribute with modifications, sublicense, and/or sell *
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| 9 | * copies of the Software, and to permit persons to whom the Software is *
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| 10 | * furnished to do so, subject to the following conditions: *
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| 11 | * *
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| 12 | * The above copyright notice and this permission notice shall be included *
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| 13 | * in all copies or substantial portions of the Software. *
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| 14 | * *
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| 15 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
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| 16 | * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
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| 17 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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| 18 | * IN NO EVENT SHALL THE ABOVE COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, *
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| 19 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR *
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| 20 | * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR *
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| 21 | * THE USE OR OTHER DEALINGS IN THE SOFTWARE. *
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| 22 | * *
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| 23 | * Except as contained in this notice, the name(s) of the above copyright *
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| 24 | * holders shall not be used in advertising or otherwise to promote the *
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| 25 | * sale, use or other dealings in this Software without prior written *
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| 26 | * authorization. *
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| 27 | ****************************************************************************/
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| 28 |
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| 29 | /****************************************************************************
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| 30 | * Author: Juergen Pfeifer, 1995,1997 *
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| 31 | ****************************************************************************/
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| 32 |
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| 33 | /***************************************************************************
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| 34 | * Module m_scale *
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| 35 | * Menu scaling routine *
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| 36 | ***************************************************************************/
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| 37 |
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| 38 | #include "menu.priv.h"
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| 39 |
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| 40 | MODULE_ID("$Id: m_scale.c,v 1.9 2004/12/11 23:29:34 tom Exp $")
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| 41 |
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| 42 | /*---------------------------------------------------------------------------
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| 43 | | Facility : libnmenu
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| 44 | | Function : int scale_menu(const MENU *menu)
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| 45 | |
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| 46 | | Description : Returns the minimum window size necessary for the
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| 47 | | subwindow of menu.
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| 48 | |
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| 49 | | Return Values : E_OK - success
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| 50 | | E_BAD_ARGUMENT - invalid menu pointer
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| 51 | | E_NOT_CONNECTED - no items are connected to menu
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| 52 | +--------------------------------------------------------------------------*/
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| 53 | NCURSES_EXPORT(int)
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| 54 | scale_menu(const MENU * menu, int *rows, int *cols)
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| 55 | {
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| 56 | T((T_CALLED("scale_menu(%p,%p,%p)"), menu, rows, cols));
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| 57 |
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| 58 | if (!menu)
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| 59 | RETURN(E_BAD_ARGUMENT);
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| 60 |
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| 61 | if (menu->items && *(menu->items))
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| 62 | {
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| 63 | if (rows)
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| 64 | *rows = menu->height;
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| 65 | if (cols)
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| 66 | *cols = menu->width;
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| 67 | RETURN(E_OK);
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| 68 | }
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| 69 | else
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| 70 | RETURN(E_NOT_CONNECTED);
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| 71 | }
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| 72 |
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| 73 | /* m_scale.c ends here */
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