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/***************************************************************************
specialinformation.h - internal commands information
-------------------
copyright : (C) 2004 by Michal Rudolf <[email protected]>
***************************************************************************/
/***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************/
#ifndef _HAVE_SPECIALINFORMATION_H_
#define _HAVE_SPECIALINFORMATION_H_
/* QT INCLUDES */
#include <tqstring.h>
#include <tqstringlist.h>
#include <tqmap.h>
#include <tqpair.h>
class SpecialFunction
{
public:
/* flags for getting function prototype:
SkipFirstArgument - ignore first argument (useful for Kommander functions
prefixed by widget name
ShowArgumentNames - show parameter names, not only types
*/
enum PrototypeFlags {SkipFirstArgument = 1, ShowArgumentNames = 2, NoSpaces = 4};
/* Flags describing which parser supports the function */
enum ParserType {MacroParser = 1, InternalParser = 2, AllParsers = 3};
SpecialFunction(const TQString& function, const TQString& description
= TQString(), int minArgs = -1, int maxArgs = -1);
SpecialFunction(ParserType p, const TQString& function, const TQString& description
= TQString(), int minArgs = -1, int maxArgs = -1);
SpecialFunction() {m_minArgs = m_maxArgs = 0;}
/* minimum number of arguments */
int minArg() const {return m_minArgs;}
/* maximum number of arguments */
int maxArg() const {return m_maxArgs;}
/* checks number of arguments */
bool isValidArg(int args) const {return args >= minArg() && args <= maxArg();}
/* function description */
TQString description() const {return m_description;}
/* function name */
TQString name() const {return m_function;}
/* function prototype: with parameter types and optional names */
TQString prototype(uint prototypeFlags = 0) const;
/* i-th parameter name */
TQString argumentName(uint i) const;
/* i-th parameter type */
TQString argumentType(uint i) const;
/* number of named arguments */
int argumentCount() const;
/* check whether given parser supports the function */
bool isSupported(ParserType p) const;
protected:
TQString m_function;
TQString m_description;
int m_minArgs, m_maxArgs;
TQStringList m_args;
TQStringList m_types;
unsigned m_parserTypes;
};
class SpecialInformation
{
public:
SpecialInformation() {m_defaultGroup = -1;}
static int function(int group, const TQString& fname);
static SpecialFunction functionObject(const TQString& gname, const TQString& fname);
static int group(const TQString& gname);
static bool isValid(int gname, int fname);
static bool isValid(const TQString& gname, const TQString& fname);
static bool isValid(int gname, int fname, SpecialFunction::ParserType p);
static bool isValid(const TQString& gname, const TQString& fname, SpecialFunction::ParserType p);
static int minArg(int gname, int fname);
static int maxArg(int gname, int fname);
static int argCount(int gname, int fname);
static bool isValidArg(int gname, int fname, int args);
static TQString description(int gname, int fname);
static TQString prototype(int gname, int fname, uint prototypeFlags = 0);
/* Insert function supported by all parsers */
static bool insert(int id, const TQString& function, const TQString description = TQString(),
int minArgs = -1, int maxArgs = -1, SpecialFunction::ParserType = SpecialFunction::AllParsers);
/* Insert function supported by (old) macro parser */
static bool insertMacro(int id, const TQString& function, const TQString description = TQString(),
int minArgs = -1, int maxArgs = -1);
/* Insert function supported by (new) internal parser */
static bool insertInternal(int id, const TQString& function, const TQString description = TQString(),
int minArgs = -1, int maxArgs = -1);
static bool insertAlias(int id, const TQString& alias);
static void insertGroup(int id, const TQString& name, const TQString& parserName);
static void setDefaultGroup(int gname);
static void registerSpecials();
static TQString parserGroupName(const TQString&);
static TQStringList groups();
static TQStringList functions(const TQString& group);
protected:
static TQMap<int, TQMap<int, SpecialFunction> > m_specials;
static TQMap<TQString, int> m_groups;
static TQMap<TQString, TQString> m_parserGroups;
static TQMap<int, TQMap<TQString, int> > m_functions;
static TQMap<int, TQMap<TQString, int> > m_aliases;
static int m_defaultGroup;
};
#endif
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