// Parser.hh for FbTk // Copyright (c) 2004 Henrik Kinnunen (fluxgen at fluxbox dot org) // and Simon Bowden (rathnor at users.sourceforge.net) // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the "Software"), // to deal in the Software without restriction, including without limitation // the rights to use, copy, modify, merge, publish, distribute, sublicense, // and/or sell copies of the Software, and to permit persons to whom the // Software is furnished to do so, subject to the following conditions: // // The above copyright notice and this permission notice shall be included in // all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER // DEALINGS IN THE SOFTWARE. #ifndef FBTK_PARSER_HH #define FBTK_PARSER_HH #include <string> #include <utility> namespace FbTk { // interface class for a generic Parser class Parser { public: typedef std::pair<std::string, std::string> Item; static const Item s_empty_item; virtual ~Parser() { } virtual bool open(const std::string &filename) = 0; virtual void close() = 0; virtual bool eof() const = 0; virtual bool isLoaded() const = 0; virtual int row() const = 0; virtual std::string line() const = 0; virtual Parser &operator >> (Item &out) = 0; virtual Item nextItem() = 0; }; } // end namespace FbTk #endif // FBTK_PARSER_HH