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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [services/] [curses/] [pdcurses/] [current/] [src/] [pdcurses/] [inch.c] - Blame information for rev 786

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1 786 skrzyp
/* Public Domain Curses */
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#include <curspriv.h>
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RCSID("$Id: inch.c,v 1.1 2009/05/10 08:29:53 jld Exp $")
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/*man-start**************************************************************
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  Name:                                                         inch
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  Synopsis:
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        chtype inch(void);
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        chtype winch(WINDOW *win);
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        chtype mvinch(int y, int x);
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        chtype mvwinch(WINDOW *win, int y, int x);
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        int in_wch(cchar_t *wcval);
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        int win_wch(WINDOW *win, cchar_t *wcval);
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        int mvin_wch(int y, int x, cchar_t *wcval);
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        int mvwin_wch(WINDOW *win, int y, int x, cchar_t *wcval);
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  Description:
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        The inch() functions retrieve the character and attribute from
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        the current or specified window position, in the form of a
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        chtype. If a NULL window is specified, (chtype)ERR is returned.
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        The in_wch() functions are the wide-character versions; instead
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        of returning a chtype, they store a cchar_t at the address
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        specified by wcval, and return OK or ERR. (No value is stored
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        when ERR is returned.) Note that in PDCurses, chtype and cchar_t
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        are the same.
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  Portability                                X/Open    BSD    SYS V
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        inch                                    Y       Y       Y
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        winch                                   Y       Y       Y
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        mvinch                                  Y       Y       Y
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        mvwinch                                 Y       Y       Y
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        in_wch                                  Y
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        win_wch                                 Y
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        mvin_wch                                Y
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        mvwin_wch                               Y
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**man-end****************************************************************/
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chtype winch(WINDOW *win)
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{
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    PDC_LOG(("winch() - called\n"));
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    if (!win)
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        return (chtype)ERR;
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    return win->_y[win->_cury][win->_curx];
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}
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chtype inch(void)
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{
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    PDC_LOG(("inch() - called\n"));
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    return winch(stdscr);
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}
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chtype mvinch(int y, int x)
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{
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    PDC_LOG(("mvinch() - called\n"));
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    if (move(y, x) == ERR)
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        return (chtype)ERR;
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    return stdscr->_y[stdscr->_cury][stdscr->_curx];
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}
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chtype mvwinch(WINDOW *win, int y, int x)
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{
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    PDC_LOG(("mvwinch() - called\n"));
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    if (wmove(win, y, x) == ERR)
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        return (chtype)ERR;
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    return win->_y[win->_cury][win->_curx];
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}
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#ifdef PDC_WIDE
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int win_wch(WINDOW *win, cchar_t *wcval)
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{
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    PDC_LOG(("win_wch() - called\n"));
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    if (!win || !wcval)
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        return ERR;
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    *wcval = win->_y[win->_cury][win->_curx];
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    return OK;
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}
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int in_wch(cchar_t *wcval)
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{
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    PDC_LOG(("in_wch() - called\n"));
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    return win_wch(stdscr, wcval);
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}
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int mvin_wch(int y, int x, cchar_t *wcval)
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{
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    PDC_LOG(("mvin_wch() - called\n"));
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    if (!wcval || (move(y, x) == ERR))
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        return ERR;
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    *wcval = stdscr->_y[stdscr->_cury][stdscr->_curx];
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    return OK;
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}
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int mvwin_wch(WINDOW *win, int y, int x, cchar_t *wcval)
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{
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    PDC_LOG(("mvwin_wch() - called\n"));
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    if (!wcval || (wmove(win, y, x) == ERR))
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        return ERR;
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    *wcval = win->_y[win->_cury][win->_curx];
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    return OK;
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}
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#endif

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