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Annotation of researchv10no/ncurses/screen/doupdate.c, revision 1.1.1.1

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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