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Diffstat (limited to 'lib/kross/api/script.h')
-rw-r--r-- | lib/kross/api/script.h | 140 |
1 files changed, 140 insertions, 0 deletions
diff --git a/lib/kross/api/script.h b/lib/kross/api/script.h new file mode 100644 index 00000000..4f7d0c04 --- /dev/null +++ b/lib/kross/api/script.h @@ -0,0 +1,140 @@ +/*************************************************************************** + * script.h + * This file is part of the KDE project + * copyright (C)2004-2005 by Sebastian Sauer (mail@dipe.org) + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU Library 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 + * Library General Public License for more details. + * You should have received a copy of the GNU Library General Public License + * along with this program; see the file COPYING. If not, write to + * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + ***************************************************************************/ + +#ifndef KROSS_API_SCRIPT_H +#define KROSS_API_SCRIPT_H + +#include <qstring.h> +#include <qstringlist.h> + +#include "class.h" + +namespace Kross { namespace Api { + + // Forward declarations. + class Object; + class Interpreter; + class ScriptContainer; + class List; + class Exception; + + /** + * Base class for interpreter dependend functionality + * each script provides. + * + * Each \a ScriptContainer holds a pointer to a class + * that implements the \a Script functionality for the + * defined \a Interpreter . + */ + class Script + { + public: + + /** + * Constructor. + * + * \param interpreter The \a Interpreter instance + * that uses this \a Script instance. + * \param scriptcontainer The \a ScriptContainer instance + * this script is associated with. + */ + Script(Interpreter* const interpreter, ScriptContainer* const scriptcontainer); + + /** + * Destructor. + */ + virtual ~Script(); + + /** + * \return true if the script throwed an exception + * else false. + */ + bool hadException(); + + /** + * \return the \a Exception the script throwed. + */ + Exception::Ptr getException(); + + /** + * Set a new exception this script throwed. + * + * \param e The \a Exception . + */ + void setException(Exception::Ptr e); + + /** + * Clear previous exceptions. If called \a hadException() + * will return false again. + */ + void clearException(); + + /** + * Execute the script. + * + * \throws Exception on error. + * \return The execution result. Could be NULL too. + */ + virtual Kross::Api::Object::Ptr execute() = 0; + + /** + * \return a list of callable functionnames this + * script spends. + */ + virtual const QStringList& getFunctionNames() = 0; + + /** + * Call a function. + * + * \throws Exception on error. + * \param name The name of the function to execute. + * \param args Optional arguments passed to the function. + * \return The result of the called function. Could be NULL. + */ + virtual Kross::Api::Object::Ptr callFunction(const QString& name, Kross::Api::List::Ptr args) = 0; + + /** + * \return a list of classnames. + */ + virtual const QStringList& getClassNames() = 0; + + /** + * Create and return a new class instance. + * + * \throws Exception on error. + * \param name The name of the class to create a instance of. + * \return The new classinstance. + */ + virtual Kross::Api::Object::Ptr classInstance(const QString& name) = 0; + + protected: + /// The \a Interpreter used to create this Script instance. + Interpreter* const m_interpreter; + /// The \a ScriptContainer associated with this Script. + ScriptContainer* const m_scriptcontainer; + + private: + /// The \a Exception this script throwed. + Exception::Ptr m_exception; + }; + +}} + +#endif + |