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102 lines
2.2 KiB
102 lines
2.2 KiB
#ifndef _DEV_TEXTFILE_H |
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#define _DEV_TEXTFILE_H |
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namespace dev |
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{ |
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/** |
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* ASCII-7 text file parser. Doesnt throw exceptions. |
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*/ |
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class TextFile |
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{ |
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public: |
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/** Error code. */ |
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enum ErrorType |
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{ |
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/** No error. */ |
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ERROR_NONE, |
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/** File open failed. */ |
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ERROR_OPEN, |
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/** File reading failed. */ |
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ERROR_READ, |
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/** Syntax error. */ |
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ERROR_PARSE |
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}; |
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/** Opens a file. */ |
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explicit TextFile( const char* filename ); |
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/// |
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~TextFile(); |
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/** |
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* Reads a single character. |
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* @return true if read ok. |
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*/ |
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bool readChar( char* ch ); |
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/** |
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* Peeks a single character. |
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* @return true if peek ok. |
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*/ |
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bool peekChar( char* ch ); |
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/** |
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* Reads whitespace delimited string. |
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* If the string doesnt fit to the buffer then |
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* the rest of the string is skipped. Buffer |
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* is always 0-terminated. |
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* @param buf [out] Pointer to string buffer. |
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* @param size String buffer size. Must be larger than 0. |
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* @return false if end-of-file reached before any characters was read. |
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*/ |
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bool readString( char* buf, int size ); |
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/** Skips the rest of the line. */ |
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void skipLine(); |
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/** Reads hex integer. Skips preceding whitespace. */ |
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long readHex(); |
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/** |
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* Skips whitespace characters. |
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* @return false if end-of-file reached. |
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*/ |
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bool skipWhitespace(); |
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/** Returns true if end-of-file have been reached. */ |
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bool eof() const; |
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/** Returns error code or 0 (ERROR_NONE) if no error. */ |
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ErrorType error() const; |
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/** Returns line number of last successful read character. */ |
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int line() const; |
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private: |
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class TextFileImpl; |
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TextFileImpl* m_this; |
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TextFile( const TextFile& ); |
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TextFile& operator=( const TextFile& ); |
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}; |
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} // dev |
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#endif // _DEV_TEXTFILE_H |
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/* |
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* Copyright (c) 2001 Jani Kajala |
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* |
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* Permission to use, copy, modify, distribute and sell this |
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* software and its documentation for any purpose is hereby |
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* granted without fee, provided that the above copyright notice |
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* appear in all copies and that both that copyright notice and |
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* this permission notice appear in supporting documentation. |
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* Jani Kajala makes no representations about the suitability |
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* of this software for any purpose. It is provided "as is" |
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* without express or implied warranty. |
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*/
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