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Annotation of researchv10no/ncurses/screen/doupdate.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * make the current screen look like "win" over the area covered by
        !             3:  * win.
        !             4:  *
        !             5:  * 7/9/81 (Berkeley) @(#)refresh.c     1.6
        !             6:  */
        !             7: 
        !             8: /*     @(#) doupdate.c: 1.1 10/15/83   (1.14   3/6/83) */
        !             9: #include       "curses.ext"
        !            10: 
        !            11: extern WINDOW *lwin;
        !            12: 
        !            13: /* Update screen */
        !            14: doupdate()
        !            15: {
        !            16:        int rc;
        !            17:        extern int _endwin;
        !            18:        int _outch();
        !            19: 
        !            20: #ifdef DEBUG
        !            21:        if(outf) fprintf( outf, "doupdate()\n" );
        !            22: #endif DEBUG
        !            23: 
        !            24:        if( lwin == NULL )
        !            25:        {
        !            26:                return ERR;
        !            27:        }
        !            28: 
        !            29:        if( _endwin )
        !            30:        {
        !            31:                /*
        !            32:                 * We've called endwin since last refresh.  Undo the
        !            33:                 * effects of this call.
        !            34:                 */
        !            35: 
        !            36:                _fixdelay(FALSE, SP->fl_nodelay);
        !            37:                if (stdscr->_use_meta)
        !            38:                        tputs(meta_on, 1, _outch);
        !            39:                _endwin = FALSE;
        !            40:                SP->doclear = TRUE;
        !            41:                reset_prog_mode();
        !            42:        }
        !            43: 
        !            44:        /* Tell the back end where to leave the cursor */
        !            45:        if( lwin->_leave || lwin->_flags&_ISPAD )
        !            46:        {
        !            47: #ifdef DEBUG
        !            48:                if(outf) fprintf( outf, "'_ll_move(-1, -1)' being done.\n" );
        !            49: #endif DEBUG
        !            50:                _ll_move(-1, -1);
        !            51:        }
        !            52:        else
        !            53:        {
        !            54: #ifdef DEBUG
        !            55:                if(outf) fprintf( outf, "'lwin->_cury+lwin->_begy, lwin->_curx+lwin->_begx' being done.\n" );
        !            56: #endif DEBUG
        !            57:                _ll_move( lwin->_cury+lwin->_begy, lwin->_curx+lwin->_begx );
        !            58:        }
        !            59: #ifdef DEBUG
        !            60:        if(outf) fprintf( outf, "doing 'rc = _ll_refresh(lwin->_use_idl)'.\n" );
        !            61: #endif DEBUG
        !            62:        rc = _ll_refresh(lwin->_use_idl);
        !            63: #ifdef DEBUG
        !            64:        _dumpwin(lwin);
        !            65: #endif DEBUG
        !            66:        return rc;
        !            67: }

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