c3571838cb
One file per logical unit. Namespaces. Non-static data member initializers to never get an uninitialized field again.
60 lines
1.9 KiB
C++
60 lines
1.9 KiB
C++
//
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// Syntax highlighting for the Fast Light Tool Kit (FLTK).
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//
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// Copyright 1998-2025 by Bill Spitzak and others.
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// Copyright 2020 Greg Ercolano.
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//
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// This library is free software. Distribution and use rights are outlined in
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// the file "COPYING" which should have been included with this file. If this
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// file is missing or damaged, see the license at:
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//
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// https://www.fltk.org/COPYING.php
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//
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// Please see the following page on how to report bugs and issues:
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//
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// https://www.fltk.org/bugs.php
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//
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#ifndef FLUID_WIDGETS_STYLE_PARSER_H
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#define FLUID_WIDGETS_STYLE_PARSER_H
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namespace fld {
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namespace widget {
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// Class to manage style parsing, friend of Code_Editor
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class Style_Parser {
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public:
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const char *tbuff { nullptr }; // text buffer
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char *sbuff { nullptr }; // style buffer
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int len { 0 }; // running length
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char style { 0 }; // current style
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char lwhite { 1 }; // leading white space (1=white, 0=past white)
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int col { 0 }; // line's column counter
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char keyword[40] { }; // keyword parsing buffer
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char last { 0 }; // flag for keyword parsing
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Style_Parser() = default;
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// Methods to aid in parsing
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int parse_over_char(int handle_crlf=1);
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int parse_over_white();
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int parse_over_alpha();
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int parse_to_eol(char s);
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int parse_block_comment(); // "/* text.. */"
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void buffer_keyword();
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int parse_over_key(const char *key, char s);
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int parse_over_angles(char s);
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int parse_keyword(); // "switch"
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int parse_quoted_string(char quote_char, char in_style);
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// "hello", 'x'
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int parse_directive(); // "#define"
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int parse_line_comment(); // "// text.."
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int parse_escape(); // "\'"
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int parse_all_else(); // all other code
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};
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} // namespace widget
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} // namespace fld
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#endif // FLUID_WIDGETS_STYLE_PARSER_H
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