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Annotation of cci/usr/src/usr.bin/bsc/cmd/3270/emgetstr.c, revision 1.1

1.1     ! root        1: /*     D.L.Buck and Associates, Inc. - May, 1984
        !             2:  *
        !             3:  *     COPYRIGHT NOTICE:
        !             4:  *             Copyright c 1984 - An unpublished work by
        !             5:  *             D.L.Buck and Associates, Inc.
        !             6:  *
        !             7:  *     PROPRIETARY RIGHTS NOTICE:
        !             8:  *             All rights reserved. This document and program contains
        !             9:  *             proprietary information of D.L.Buck and Associates,Inc.
        !            10:  *             of San Jose, California, U.S.A., embodying confidential
        !            11:  *             information,  ideas, and expressions,  no part of which
        !            12:  *             may be reproduced, or transmitted in any form or by any
        !            13:  *             means,  electronic,  mechanical,  or otherwise, without
        !            14:  *             the written permission of D.L.Buck and Associates, Inc.
        !            15:  *
        !            16:  * NAME
        !            17:  *     emgetstr
        !            18:  *
        !            19:  * SYNOPSIS
        !            20:  *     char emgetstr()
        !            21:  *
        !            22:  * DESCRIPTION
        !            23:  *     emgetstr uses emgetchar to get a string from the window cmd_scr
        !            24:  *     entered by the user in command mode.
        !            25:  */
        !            26: 
        !            27: #include <em.h>
        !            28: char *emgetstr(buffer)
        !            29: char *buffer;
        !            30: {
        !            31:        static char sccsid[] = "@(#)emgetstr.c  1.4 REL";
        !            32:        int emgetchar();
        !            33:        register int cptr;
        !            34:        register int cmd_curs = 9;
        !            35:        register int count = 0;
        !            36: 
        !            37:        while ((cptr = emgetchar()) != CARRET && cptr != DOWN)  {
        !            38:                if (cptr == NOCHAR) continue;
        !            39:                if (cptr == BACKSP || cptr == LEFT || cptr == DELCHR)   {
        !            40:                        if (--cmd_curs < 9) {
        !            41:                                cmd_curs = 9;
        !            42:                                continue;
        !            43:                        }
        !            44:                        mvwaddch(cmd_scr,0,cmd_curs,' ');
        !            45:                        wmove(cmd_scr,0,cmd_curs);
        !            46:                        wrefresh(cmd_scr);
        !            47:                        buffer[--count] = '\0';
        !            48:                        continue;
        !            49:                }
        !            50:                buffer[count] = cptr;
        !            51:                mvwaddch(cmd_scr,0,cmd_curs,cptr);
        !            52:                wrefresh(cmd_scr);
        !            53:                ++cmd_curs; ++count;
        !            54:        }
        !            55:        buffer[count] = '\0';
        !            56: }

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