command.cpp

串行通信编程源码

// ******************************************************************** //
//                                                                      //
//      COMMAND.CPP                                                     //
//      Copyright (c) 1993, Michael Holmes and Bob Flanders             //
//      C++ Communication Utilities                                     //
//                                                                      //
//      Chapter 7: Receiving a FAX                                      //
//      Last changed in chapter 2                                       //
//                                                                      //
//      This file contains the functions which are under the            //
//      Alt-Space entry in the main menu.                               //
//                                                                      //
// ******************************************************************** //


/* ******************************************************************** *
 *
 *  about() -- display about box
 *
 * ******************************************************************** */

int     about(int c, int r)                 // column and row
{
Window  about_win(c, r, c + 68, r + 5,      // define about window
            menu_cn, menu_cr);              // ..using system colors


_wscroll = 0;                               // disable scrolling
about_win.Open(double_line);                // open window with a border
about_win.Display(copyright);               // display part one of msg
about_win.GotoXY(20, 4);                    // locate cursor for next part
about_win.DisplayReverse(about_msg);        // ..then give part two

while (NOT get_key(NO_ALT))                 // wait for a key
    ;                                       // ..before closing down

return(0);                                  // return to menu system

}



/* ******************************************************************** *
 *
 *  pc_exit() -- exit menu entry
 *
 * ******************************************************************** */

#pragma argsused                            // hold unused arg messages

int     pc_exit(int c, int r)               // column and row
{

quit_flag = 1;                              // set termination flag
return(ESC);                                // return with an ESC to
                                            // ..cause menu to return
}