reactos/base/shell/cmd/msgbox.c

/*
 * MSGBOX.C - msgbox internal command.
 *
 * clone from 4nt msgbox command
 *
 * 25 Aug 1999
 *     started - Paolo Pantaleo <paolopan@freemail.it>
 *
 *    30-Apr-2005 (Magnus Olsen <magnus@greatlord.com>)
 *        Remove all hardcoded strings in En.rc
 */

#include "precomp.h"

#ifdef INCLUDE_CMD_MSGBOX


#define U_TYPE_INIT 0

//undefine it to allow to omit arguments
//that will be replaced by default ones
#define _SYNTAX_CHECK


INT CommandMsgbox (LPTSTR param)
{
    //used to parse command line
    LPTSTR tmp;

    //used to find window title (used as messagebox title)
    //and to find window handle to pass to MessageBox
    HWND hWnd;
    TCHAR buff[128];

    //these are MessabeBox() parameters
    LPTSTR title, prompt = "";
    UINT uType = U_TYPE_INIT;

    /* set default title to window title */
    GetConsoleTitle(buff, 128);
    title = buff;

    if (_tcsncmp (param, _T("/?"), 2) == 0)
    {
        ConOutResPaging(TRUE,STRING_MSGBOX_HELP);
        return 0;
    }

    //yes here things are quite massed up :)

    //skip spaces
    while(_istspace(*param))
        param++;

    //search for type of messagebox (ok, okcancel, ...)
    if (_tcsnicmp(param, _T("ok "), 3) == 0)
    {
        uType |= MB_ICONEXCLAMATION | MB_OK;
        param += 3;
    }
    else if (_tcsnicmp(param, _T("okcancel "), 9) == 0)
    {
        uType |= MB_ICONQUESTION | MB_OKCANCEL;
        param += 9;
    }
    else if (_tcsnicmp(param, _T("yesno "), 6) == 0)
    {
        uType |= MB_ICONQUESTION | MB_YESNO;
        param += 6;
    }
    else if (_tcsnicmp(param, _T("yesnocancel "), 12) == 0)
    {
        uType |= MB_ICONQUESTION | MB_YESNOCANCEL;
        param += 12;
    }
    else
    {
#ifdef _SYNTAX_CHECK
        error_req_param_missing ();
        return 1;
#else
        uType |= MB_ICONEXCLAMATION | MB_OK;
#endif
    }

    //skip spaces
    while(_istspace(*param))
        param++;

#ifdef _SYNTAX_CHECK
    //if reached end of string
    //it is an error becuase we do not yet have prompt
    if (*param == 0)
    {
        error_req_param_missing ();
        return 1;
    }
#endif

    //search for "title"
    tmp = param;

    if (*param == '"')
    {
        tmp = _tcschr(param + 1, '"');
        if (tmp)
        {
            *tmp = 0;
            title = param + 1;
            tmp++;
            param = tmp;
        }
    }

    //skip spaces
    while(_istspace(*param))
        param++;

#ifdef _SYNTAX_CHECK
    //get prompt
    if (*param == 0)
    {
        error_req_param_missing ();
        return 1;
    }
#endif

    prompt = param;

    hWnd=GetConsoleWindow ();

    switch (MessageBox(hWnd, prompt, title, uType))
    {
        case IDYES:
        case IDOK:
            nErrorLevel = 10;
            break;

        case IDNO:
            nErrorLevel = 11;
            break;

        case IDCANCEL:
            nErrorLevel = 12;
            break;
    }

    return 0;
}

#endif /* INCLUDE_CMD_MSGBOX */

/* EOF */