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tetex-bin  3.0
lib_in_wchnstr.c
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00001 /****************************************************************************
00002  * Copyright (c) 2002,2004 Free Software Foundation, Inc.                   *
00003  *                                                                          *
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00005  * copy of this software and associated documentation files (the            *
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00009  * copies of the Software, and to permit persons to whom the Software is    *
00010  * furnished to do so, subject to the following conditions:                 *
00011  *                                                                          *
00012  * The above copyright notice and this permission notice shall be included  *
00013  * in all copies or substantial portions of the Software.                   *
00014  *                                                                          *
00015  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS  *
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00021  * THE USE OR OTHER DEALINGS IN THE SOFTWARE.                               *
00022  *                                                                          *
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00028 
00029 /****************************************************************************
00030  * Author: Thomas Dickey 2002,2004                                          *
00031  ****************************************************************************/
00032 
00033 /*
00034 **     lib_in_wchnstr.c
00035 **
00036 **     The routine win_wchnstr().
00037 **
00038 */
00039 
00040 #include <curses.priv.h>
00041 
00042 MODULE_ID("$Id: lib_in_wchnstr.c,v 1.3 2004/05/16 00:12:30 tom Exp $")
00043 
00044 NCURSES_EXPORT(int)
00045 win_wchnstr(WINDOW *win, cchar_t * wchstr, int n)
00046 {
00047     int code = OK;
00048 
00049     TR(TRACE_CALLS, (T_CALLED("win_wchnstr(%p,%p,%d)"), win, wchstr, n));
00050     if (win != 0
00051        && wchstr != 0) {
00052        int row, col;
00053        int j;
00054 
00055        getyx(win, row, col);
00056 
00057        if (n < 0) {
00058            n = getmaxx(win) + 1 - getcurx(win);
00059        }
00060        for (j = 0; j < n; ++j) {
00061            wchstr[j] = win->_line[row].text[col + j];
00062        }
00063        T(("result = %s", _nc_viscbuf(wchstr, n)));
00064     } else {
00065        code = ERR;
00066     }
00067     returnCode(code);
00068 }