wxCmdLineParser is a class for parsing command line.
It has the following features:
-\begin{enumerate}
+
+\begin{enumerate}\itemsep=0pt
\item distinguishes options, switches and parameters; allows option grouping
\item allows both short and long options
\item automatically generates the usage message from the command line description
\end{enumerate}
To use it you should follow these steps:
-\begin{enumerate}
+
+\begin{enumerate}\itemsep=0pt
\item \helpref{construct}{wxcmdlineparserconstruction} an object of this class
giving it the command line to parse and optionally its description or use
{\tt AddXXX()} functions later
The type of a command line entity is in the {\tt kind} field and may be one of
the following constants:
-{\small \begin{verbatim}
+
+{\small%
+\begin{verbatim}
enum wxCmdLineEntryType
{
- wxCMD\_LINE\_SWITCH,
- wxCMD\_LINE\_OPTION,
- wxCMD\_LINE\_PARAM,
- wxCMD\_LINE\_NONE // use this to terminate the list
+ wxCMD_LINE_SWITCH,
+ wxCMD_LINE_OPTION,
+ wxCMD_LINE_PARAM,
+ wxCMD_LINE_NONE // use this to terminate the list
+}
+\end{verbatim}
}
-\end{verbatim}}
The field {\tt shortName} is the usual, short, name of the switch or the option.
{\tt longName} is the corresponding long name or NULL if the option has no long
The possible values of {\tt type} which specifies the type of the value accepted
by an option or parameter are:
-{\small \begin{verbatim}
+
+{\small%
+\begin{verbatim}
enum wxCmdLineParamType
{
- wxCMD\_LINE\_VAL\_STRING, // default
- wxCMD\_LINE\_VAL\_NUMBER,
- wxCMD\_LINE\_VAL\_DATE,
- wxCMD\_LINE\_VAL\_NONE
+ wxCMD_LINE_VAL_STRING, // default
+ wxCMD_LINE_VAL_NUMBER,
+ wxCMD_LINE_VAL_DATE,
+ wxCMD_LINE_VAL_NONE
+}
+\end{verbatim}
}
-\end{verbatim}}
Finally, the {\tt flags} field is a combination of the following bit masks:
-{\small \begin{verbatim}
+
+{\small%
+\begin{verbatim}
enum
{
- wxCMD\_LINE\_OPTION\_MANDATORY = 0x01, // this option must be given
- wxCMD\_LINE\_PARAM\_OPTIONAL = 0x02, // the parameter may be omitted
- wxCMD\_LINE\_PARAM\_MULTIPLE = 0x04, // the parameter may be repeated
- wxCMD\_LINE\_OPTION\_HELP = 0x08, // this option is a help request
- wxCMD\_LINE\_NEEDS\_SEPARATOR = 0x10, // must have sep before the value
+ wxCMD_LINE_OPTION_MANDATORY = 0x01, // this option must be given
+ wxCMD_LINE_PARAM_OPTIONAL = 0x02, // the parameter may be omitted
+ wxCMD_LINE_PARAM_MULTIPLE = 0x04, // the parameter may be repeated
+ wxCMD_LINE_OPTION_HELP = 0x08, // this option is a help request
+ wxCMD_LINE_NEEDS_SEPARATOR = 0x10, // must have sep before the value
+}
+\end{verbatim}
}
-\end{verbatim}}
Notice that by default (i.e. if flags are just $0$), options are optional (sic)
and each call to \helpref{AddParam()}{wxcmdlineparseraddparam} allows one more
Using constructors or \helpref{SetDesc}{wxcmdlineparsersetdesc} uses a (usually
{\tt const static}) table containing the command line description. If you want
-to decide which options to acccept during the run-time, using one of the
+to decide which options to accept during the run-time, using one of the
{\tt AddXXX()} functions above might be preferable.
\membersection{Customization}\label{wxcmdlineparsercustomization}
\helpref{Found}{wxcmdlineparserfoundswitch} to determine if the switch was given
or not, for an option or a parameter, you will call a version of {\tt Found()}
which also returns the associated value in the provided variable. All
-{\tt Found()} functions return TRUE if the switch or option were found in the
-command line or FALSE if they were not specified.
+{\tt Found()} functions return true if the switch or option were found in the
+command line or false if they were not specified.
%%%%%%%%%%%%% Methods in alphabetic order %%%%%%%%%%%%%
\helponly{\insertatlevel{2}{
Same as \helpref{wxCmdLineParser}{wxcmdlineparserwxcmdlineparserstr}, but also
specifies the \helpref{command line description}{wxcmdlineparsersetdesc}.
+\membersection{wxCmdLineParser::ConvertStringToArgs}\label{wxcmdlineparserconvertstringtoargs}
+
+\func{static wxArrayString}{ConvertStringToArgs}{\param{const wxChar }{*cmdline}}
+
+Breaks down the string containing the full command line in words. The words are
+separated by whitespace. The quotes can be used in the input string to quote
+the white space and the back slashes can be used to quote the quotes.
+
\membersection{wxCmdLineParser::SetCmdLine}\label{wxcmdlineparsersetcmdlineargc}
\func{void}{SetCmdLine}{\param{int }{argc}, \param{char** }{argv}}
\membersection{wxCmdLineParser::EnableLongOptions}\label{wxcmdlineparserenablelongoptions}
-\func{void}{EnableLongOptions}{\param{bool }{enable = TRUE}}
+\func{void}{EnableLongOptions}{\param{bool }{enable = true}}
Enable or disable support for the long options.
\wxheading{See also}
-\helpref{Customization}{wxcmdlineparsercustomization}
+\helpref{Customization}{wxcmdlineparsercustomization} and \helpref{AreLongOptionsEnabled}{wxcmdlineparserarelongoptionsenabled}
\membersection{wxCmdLineParser::DisableLongOptions}\label{wxcmdlineparserdisablelongoptions}
\func{void}{DisableLongOptions}{\void}
-Ientical to \helpref{EnableLongOptions(FALSE)}{wxcmdlineparserenablelongoptions}.
+Identical to \helpref{EnableLongOptions(false)}{wxcmdlineparserenablelongoptions}.
+
+\membersection{wxCmdLineParser::AreLongOptionsEnabled}\label{wxcmdlineparserarelongoptionsenabled}
+
+\func{bool}{AreLongOptionsEnabled}{\void}
+
+Returns true if long options are enabled, otherwise false.
+
+\wxheading{See also}
+
+\helpref{EnableLongOptions}{wxcmdlineparserenablelongoptions}
\membersection{wxCmdLineParser::SetLogo}\label{wxcmdlineparsersetlogo}
\membersection{wxCmdLineParser::Parse}\label{wxcmdlineparserparse}
-\func{int}{Parse}{\void}
+\func{int}{Parse}{\param{bool }{giveUsage = {\tt true}}}
Parse the command line, return $0$ if ok, $-1$ if {\tt "-h"} or {\tt "--help"}
option was encountered and the help message was given or a positive value if a
syntax error occured.
+\wxheading{Parameters}
+
+\docparam{giveUsage}{If {\tt true} (default), the usage message is given if a
+syntax error was encountered while parsing the command line or if help was
+requested. If {\tt false}, only error messages about possible syntax errors
+are given, use \helpref{Usage}{wxcmdlineparserusage} to show the usage message
+from the caller if needed.}
+
\membersection{wxCmdLineParser::Usage}\label{wxcmdlineparserusage}
\func{void}{Usage}{\void}
\constfunc{bool}{Found}{\param{const wxString\& }{name}}
-Returns TRUE if the given switch was found, FALSE otherwise.
+Returns true if the given switch was found, false otherwise.
\membersection{wxCmdLineParser::Found}\label{wxcmdlineparserfoundstringoption}
\constfunc{bool}{Found}{\param{const wxString\& }{name}, \param{wxString* }{value}}
-Returns TRUE if an option taking a string value was found and stores the
+Returns true if an option taking a string value was found and stores the
value in the provided pointer (which should not be NULL).
\membersection{wxCmdLineParser::Found}\label{wxcmdlineparserfoundintoption}
\constfunc{bool}{Found}{\param{const wxString\& }{name}, \param{long* }{value}}
-Returns TRUE if an option taking an integer value was found and stores
+Returns true if an option taking an integer value was found and stores
the value in the provided pointer (which should not be NULL).
\membersection{wxCmdLineParser::Found}\label{wxcmdlineparserfounddateoption}
\constfunc{bool}{Found}{\param{const wxString\& }{name}, \param{wxDateTime* }{value}}
-Returns TRUE if an option taking a date value was found and stores the
+Returns true if an option taking a date value was found and stores the
value in the provided pointer (which should not be NULL).
\membersection{wxCmdLineParser::GetParamCount}\label{wxcmdlineparsergetparamcount}
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