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#ifndef COMMANDLINEPARSER_H
#define COMMANDLINEPARSER_H
#include <wx/string.h>
#include <map>
#include <list>
class CommandLineParser
{
public:
enum {
kOptionWithValue = 0x00000001,
kOptional = 0x00000002,
kDefault = kOptional, // Optional without value
};
class OptionInfo
{
size_t m_flags;
wxString m_longName;
wxString m_shortName;
wxString m_predicateName;
public:
typedef std::list<OptionInfo> List_t;
public:
OptionInfo() : m_flags(0) {}
OptionInfo(const wxString& lname, const wxString &sname)
: m_flags(CommandLineParser::kDefault)
, m_longName(lname)
, m_shortName(sname)
{}
OptionInfo(const wxString& predicateName)
: m_flags(0)
{
wxString noPrefixName = predicateName;
noPrefixName.StartsWith("--", &noPrefixName);
noPrefixName.StartsWith("-", &noPrefixName);
noPrefixName.StartsWith("/", &noPrefixName);
m_predicateName = noPrefixName;
}
~OptionInfo() {}
bool IsOk() const {
return !m_shortName.IsEmpty() && !m_longName.IsEmpty();
}
bool operator()(const OptionInfo& other) const {
return m_predicateName == other.m_shortName || m_predicateName == other.m_longName;
}
void SetFlags(size_t flags) {
this->m_flags = flags;
}
void SetLongName(const wxString& longName) {
this->m_longName = longName;
}
void SetShortName(const wxString& shortName) {
this->m_shortName = shortName;
}
size_t GetFlags() const {
return m_flags;
}
const wxString& GetLongName() const {
return m_longName;
}
const wxString& GetShortName() const {
return m_shortName;
}
};
protected:
typedef std::map<wxString, wxString> Map_t;
CommandLineParser::Map_t m_argsMap;
OptionInfo::List_t m_optionsInfo;
wxString m_command;
int m_argc;
char** m_argv;
int m_curIndex;
bool m_used;
protected:
void DoParse();
wxString NextToken();
wxString PeekNextToken();
bool HasMore();
CommandLineParser::OptionInfo GetOptionInfo(const wxString &name) const;
wxString StripDash(const wxString &opt) const;
public:
CommandLineParser(int argc, char **argv);
virtual ~CommandLineParser();
wxString GetArg(const wxString& shortOpt, const wxString &longOption) const;
void SetCommand(const wxString& command) {
this->m_command = command;
}
const wxString& GetCommand() const {
return m_command;
}
bool HasOption(const wxString& shortOpt, const wxString &longOption) const;
void AddOption(const wxString &shortOpt, const wxString &longOpt, size_t flags = CommandLineParser::kDefault);
void Parse() {
DoParse();
}
};
#endif // COMMANDLINEPARSER_H
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