xref: /freebsd/contrib/ncurses/menu/m_req_name.c (revision 7aa383846770374466b1dcb2cefd71bde9acf463)
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28 
29 /****************************************************************************
30  *   Author:  Juergen Pfeifer, 1995,1997                                    *
31  ****************************************************************************/
32 
33 /***************************************************************************
34 * Module m_request_name                                                    *
35 * Routines to handle external names of menu requests                       *
36 ***************************************************************************/
37 
38 #include "menu.priv.h"
39 
40 MODULE_ID("$Id: m_req_name.c,v 1.20 2008/09/13 18:59:17 tom Exp $")
41 
42 static const char *request_names[MAX_MENU_COMMAND - MIN_MENU_COMMAND + 1] =
43 {
44   "LEFT_ITEM",
45   "RIGHT_ITEM",
46   "UP_ITEM",
47   "DOWN_ITEM",
48   "SCR_ULINE",
49   "SCR_DLINE",
50   "SCR_DPAGE",
51   "SCR_UPAGE",
52   "FIRST_ITEM",
53   "LAST_ITEM",
54   "NEXT_ITEM",
55   "PREV_ITEM",
56   "TOGGLE_ITEM",
57   "CLEAR_PATTERN",
58   "BACK_PATTERN",
59   "NEXT_MATCH",
60   "PREV_MATCH"
61 };
62 
63 #define A_SIZE (sizeof(request_names)/sizeof(request_names[0]))
64 
65 /*---------------------------------------------------------------------------
66 |   Facility      :  libnmenu
67 |   Function      :  const char * menu_request_name (int request);
68 |
69 |   Description   :  Get the external name of a menu request.
70 |
71 |   Return Values :  Pointer to name      - on success
72 |                    NULL                 - on invalid request code
73 +--------------------------------------------------------------------------*/
74 NCURSES_EXPORT(const char *)
75 menu_request_name(int request)
76 {
77   T((T_CALLED("menu_request_name(%d)"), request));
78   if ((request < MIN_MENU_COMMAND) || (request > MAX_MENU_COMMAND))
79     {
80       SET_ERROR(E_BAD_ARGUMENT);
81       returnCPtr((const char *)0);
82     }
83   else
84     returnCPtr(request_names[request - MIN_MENU_COMMAND]);
85 }
86 
87 /*---------------------------------------------------------------------------
88 |   Facility      :  libnmenu
89 |   Function      :  int menu_request_by_name (const char *str);
90 |
91 |   Description   :  Search for a request with this name.
92 |
93 |   Return Values :  Request Id       - on success
94 |                    E_NO_MATCH       - request not found
95 +--------------------------------------------------------------------------*/
96 NCURSES_EXPORT(int)
97 menu_request_by_name(const char *str)
98 {
99   /* because the table is so small, it doesn't really hurt
100      to run sequentially through it.
101    */
102   unsigned int i = 0;
103   char buf[16];
104 
105   T((T_CALLED("menu_request_by_name(%s)"), _nc_visbuf(str)));
106 
107   if (str)
108     {
109       strncpy(buf, str, sizeof(buf));
110       while ((i < sizeof(buf)) && (buf[i] != '\0'))
111 	{
112 	  buf[i] = toupper(UChar(buf[i]));
113 	  i++;
114 	}
115 
116       for (i = 0; i < A_SIZE; i++)
117 	{
118 	  if (strncmp(request_names[i], buf, sizeof(buf)) == 0)
119 	    returnCode(MIN_MENU_COMMAND + (int)i);
120 	}
121     }
122   RETURN(E_NO_MATCH);
123 }
124 
125 /* m_req_name.c ends here */
126