release/src/router/libncurses/menu/m_req_name.c

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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 1.21 2009/10/10 16:17:23 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] = (char)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 */