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/*
* Copyright (C) 2020 Linux Studio Plugins Project <https://lsp-plug.in/>
* (C) 2020 Vladimir Sadovnikov <sadko4u@gmail.com>
*
* This file is part of lsp-runtime-lib
* Created on: 29 окт. 2019 г.
*
* lsp-runtime-lib is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* any later version.
*
* lsp-runtime-lib 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 Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with lsp-runtime-lib. If not, see <https://www.gnu.org/licenses/>.
*/
#ifndef LSP_PLUG_IN_FMT_XML_IXMLHANDLER_H_
#define LSP_PLUG_IN_FMT_XML_IXMLHANDLER_H_
#include <lsp-plug.in/runtime/version.h>
#include <lsp-plug.in/common/status.h>
#include <lsp-plug.in/runtime/LSPString.h>
#include <lsp-plug.in/fmt/xml/const.h>
namespace lsp
{
namespace xml
{
/**
* Interface for handling XML data
*/
class IXMLHandler
{
private:
IXMLHandler & operator = (const IXMLHandler &);
public:
explicit IXMLHandler();
virtual ~IXMLHandler();
public:
/**
* Handle start of the document
* @param xversion the actual XML parser version used
* @param version the document version, may be NULL
* @param encoding document encoding, may be NULL
* @param standalone standalone flag
* @return status of operation
*/
virtual status_t start_document(xml_version_t xversion, const LSPString *version, const LSPString *encoding, bool standalone);
/**
* Handle end of the document
* @return status of operation
*/
virtual status_t end_document();
/**
* Handle character data (CDATA)
* @param cdata character data
* @return status of operation
*/
virtual status_t cdata(const LSPString *cdata);
/**
* Handle text data (characters)
* @param text character data
* @return status of operation
*/
virtual status_t characters(const LSPString *text);
/**
* Handle comment
* @param text text of the comment
* @return status of operation
*/
virtual status_t comment(const LSPString *text);
/**
* Handle doctype
* @param name document type name
* @param pub public literal
* @param sys system literal
* @return status of operation
*/
virtual status_t doctype(const LSPString *name, const LSPString *pub, const LSPString *sys);
/**
* Resolve entity reference
* @param value pointer to store the reference value
* @param name reference name
* @return status of operation
*/
virtual status_t resolve(LSPString *value, const LSPString *name);
/**
* Handle start of the element
* @param name tag name
* @param atts NULL-terminated list of attributes: even index is name, odd index is value
* @return status of operation
*/
virtual status_t start_element(const LSPString *name, const LSPString * const *atts);
/**
* Handle end of the element
* @param name element name
* @return status of operation
*/
virtual status_t end_element(const LSPString *name);
/**
* Processing instruction
* @param name name of instruction
* @param args arguments of instruction
* @return status of operation
*/
virtual status_t processing(const LSPString *name, const LSPString *args);
};
} /* namespace xml */
} /* namespace lsp */
#endif /* LSP_PLUG_IN_FMT_XML_IXMLHANDLER_H_ */
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