149 lines
4.4 KiB
C++
149 lines
4.4 KiB
C++
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//+------------------------------------------------------------------
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//
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// File: cstrlen.cxx
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//
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// Contents: implementation for CStrLengthCmdlineObj
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//
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// Synoposis: Encapsulates a command line switch which takes an
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// length restricted string, eg: /password:<value>, where the
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// value must be between MINPASSWORD and MAXPASSWORD in
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// length
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//
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// Classes: CStrLengthCmdlineObj
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//
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// History: 12/27/91 Lizch Created
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// 04/17/92 Lizch Converted to NLS_STR
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// 09/09/92 Lizch Changed SUCCESS to NO_ERROR
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// 09/18/92 Lizch Precompile headers
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// 10/18/93 DeanE Converted to WCHAR
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//
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//-------------------------------------------------------------------
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#include <comtpch.hxx>
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#pragma hdrstop
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#include <cmdlinew.hxx> // public cmdlinew stuff
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#include "_clw.hxx" // private cmdlinew stuff
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#include <ctype.h> // is functions
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LPCNSTR nszCmdlineString = _TEXTN("Takes a string ");
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LPCNSTR nszLineArgString = _TEXTN("<string> ");
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//+------------------------------------------------------------------
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//
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// Member: CStrLengthCmdlineObj::SetValue, public
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//
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// Synoposis: Stores the specified value, eg "lizch" from
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// "username:lizch"
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//
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// Effects: This SetValue simply checks for length within
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// specified range, and then calls the base SetValue
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//
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// Arguments: [nszArg] - the string following the switch on the
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// command line. Excludes the equator (eg.
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// ':' or '=' ), if any.
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//
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// Returns: CMDLINE_NO_ERROR or CMDLINE_ERROR_INVALID_VALUE
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//
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// History: Created 12/27/91 Lizch
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// Converted to NLS_STR 04/17/92 Lizch
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//-------------------------------------------------------------------
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INT CStrLengthCmdlineObj::SetValue(LPCNSTR nszArg)
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{
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UINT cchArg;
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cchArg = _ncslen(nszArg);
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if ((cchArg >= _uiMinLength) && (cchArg <= _uiMaxLength))
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{
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return(CBaseCmdlineObj::SetValue(nszArg));
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}
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else
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{
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return(CMDLINE_ERROR_INVALID_VALUE);
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}
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}
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//+-------------------------------------------------------------------
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//
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// Method: CStrLengthCmdlineObj::QueryCmdlineType, protected, const
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//
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// Synoposis: returns a character pointer to the cmdline type.
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//
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// Arguments: None.
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//
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// Returns: const WCHAR pointer to string.
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//
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// History: 28-Jul-92 davey Created.
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//
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//--------------------------------------------------------------------
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LPCNSTR CStrLengthCmdlineObj::QueryCmdlineType() const
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{
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return(nszCmdlineString);
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}
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//+-------------------------------------------------------------------
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//
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// Method: CStrLengthCmdlineObj::QueryLineArgType, protected, const
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//
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// Synoposis: returns a character pointer to the line arg type.
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//
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// Arguments: None.
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//
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// Returns: const WCHAR pointer to string.
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//
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// History: 28-Jul-92 davey Created.
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//
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//--------------------------------------------------------------------
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LPCNSTR CStrLengthCmdlineObj::QueryLineArgType() const
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{
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// if user has not defined one then give default one
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if (_pnszLineArgType == NULL)
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{
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return(nszLineArgString);
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}
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else
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{
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return(_pnszLineArgType);
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}
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}
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//+------------------------------------------------------------------
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//
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// Member: CStrListCmdlineObj::DisplaySpecialUsage, protected
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//
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// Synoposis: Prints the switch usage statement according to current
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// display method. Generally this will be stdout.
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//
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// Arguments: [usDisplayWidth] - total possible width available to display
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// [usIndent] - amount to indent
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// [pusWidth] - space to print on current line
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//
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// Returns: error code from QueryError,
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// error code from DisplayStringByWords
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//
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// History: 05/14/91 Lizch Created
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// 07/29/92 Davey Modified to work with new usage display
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//-------------------------------------------------------------------
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INT CStrLengthCmdlineObj::DisplaySpecialUsage(
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USHORT usDisplayWidth,
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USHORT usIndent,
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USHORT *pusWidth)
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{
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NCHAR nszBuf[100];
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_sNprintf(nszBuf,
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_TEXTN("The string must be between %u and %u characters in length."),
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_uiMinLength,
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_uiMaxLength);
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return(DisplayStringByWords(
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nszBuf,
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usDisplayWidth,
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usIndent,
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pusWidth));
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}
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