/*****************************************************************************
* interpreter.hpp
*****************************************************************************
* Copyright (C) 2003 the VideoLAN team
*
* Authors: Cyril Deguet <asmax@via.ecp.fr>
* Olivier Teulière <ipkiss@via.ecp.fr>
*
* 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.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston MA 02110-1301, USA.
*****************************************************************************/
#ifndef INTERPRETER_HPP
#define INTERPRETER_HPP
#include "../commands/cmd_generic.hpp"
#include <map>
class Theme;
class VarBool;
class VarList;
class VarTree;
class VarPercent;
/// Command interpreter for scripts in the XML
class Interpreter: public SkinObject
{
public:
/// Get the instance of Interpreter
static Interpreter *instance( intf_thread_t *pIntf );
/// Delete the instance of Interpreter
static void destroy( intf_thread_t *pIntf );
/// Parse an action tag and returns a pointer on a command
/// (the interpreter takes care of deleting it, don't do it
/// yourself !)
CmdGeneric *parseAction( const std::string &rAction, Theme *pTheme );
/// Returns the boolean variable corresponding to the given name
VarBool *getVarBool( const std::string &rName, Theme *pTheme );
/// Returns the percent variable corresponding to the given name
VarPercent *getVarPercent( const std::string &rName, Theme *pTheme );
/// Returns the list variable corresponding to the given name
VarList *getVarList( const std::string &rName, Theme *pTheme );
/// Returns the tree variable corresponding to the given name
VarTree *getVarTree( const std::string &rName, Theme *pTheme );
/// Get a constant value
std::string getConstant( const std::string &rValue );
private:
/// Map of global commands
std::map<std::string, CmdGenericPtr> m_commandMap;
// Private because it is a singleton
Interpreter( intf_thread_t *pIntf );
virtual ~Interpreter() { }
};
#endif
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