1 /****************************************************************************
2 * Copyright (c) 1998,2000 Free Software Foundation, Inc. *
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5 * copy of this software and associated documentation files (the *
6 * "Software"), to deal in the Software without restriction, including *
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8 * distribute, distribute with modifications, sublicense, and/or sell *
9 * copies of the Software, and to permit persons to whom the Software is *
10 * furnished to do so, subject to the following conditions: *
12 * The above copyright notice and this permission notice shall be included *
13 * in all copies or substantial portions of the Software. *
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS *
16 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF *
17 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. *
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27 ****************************************************************************/
29 /****************************************************************************
30 * Author: Juergen Pfeifer, 1995,1997 *
31 * Contact: http://www.familiepfeifer.de/Contact.aspx?Lang=en *
32 ****************************************************************************/
34 /***************************************************************************
36 * Pattern matching handling *
37 ***************************************************************************/
39 #include "menu.priv.h"
41 MODULE_ID("$Id: m_pattern.c,v 1.7 2002/07/06 15:22:16 juergen Exp $")
43 /*---------------------------------------------------------------------------
45 | Function : char *menu_pattern(const MENU *menu)
47 | Description : Return the value of the pattern buffer.
49 | Return Values : NULL - if there is no pattern buffer allocated
50 | EmptyString - if there is a pattern buffer but no
52 | PatternString - as expected
53 +--------------------------------------------------------------------------*/
54 NCURSES_EXPORT(char *)
55 menu_pattern (const MENU * menu)
57 return (menu ? (menu->pattern ? menu->pattern : "") : (char *)0);
60 /*---------------------------------------------------------------------------
62 | Function : int set_menu_pattern(MENU *menu, const char *p)
64 | Description : Set the match pattern for a menu and position to the
65 | first item that matches.
67 | Return Values : E_OK - success
68 | E_BAD_ARGUMENT - invalid menu or pattern pointer
69 | E_NOT_CONNECTED - no items connected to menu
70 | E_BAD_STATE - menu in user hook routine
71 | E_NO_MATCH - no item matches pattern
72 +--------------------------------------------------------------------------*/
74 set_menu_pattern (MENU *menu, const char *p)
80 RETURN(E_BAD_ARGUMENT);
83 RETURN(E_NOT_CONNECTED);
85 if ( menu->status & _IN_DRIVER )
92 pos_menu_cursor(menu);
96 if (menu->status & _LINK_NEEDED)
99 matchpos = menu->toprow;
100 matchitem = menu->curitem;
105 if ( !isprint((unsigned char)(*p)) ||
106 (_nc_Match_Next_Character_In_Item_Name(menu,*p,&matchitem) != E_OK) )
109 pos_menu_cursor(menu);
115 /* This is reached if there was a match. So we position to the new item */
116 Adjust_Current_Item(menu,matchpos,matchitem);
120 /* m_pattern.c ends here */