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