omni_tool/3rd/qscintilla/include/Qsci/qscilexerruby.h

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6.7 KiB
C++

// This defines the interface to the QsciLexerRuby class.
//
// Copyright (c) 2023 Riverbank Computing Limited <info@riverbankcomputing.com>
//
// This file is part of QScintilla.
//
// This file may be used under the terms of the GNU General Public License
// version 3.0 as published by the Free Software Foundation and appearing in
// the file LICENSE included in the packaging of this file. Please review the
// following information to ensure the GNU General Public License version 3.0
// requirements will be met: http://www.gnu.org/copyleft/gpl.html.
//
// If you do not wish to use this file under the terms of the GPL version 3.0
// then you may purchase a commercial license. For more information contact
// info@riverbankcomputing.com.
//
// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
#ifndef QSCILEXERRUBY_H
#define QSCILEXERRUBY_H
#include <QObject>
#include <Qsci/qsciglobal.h>
#include <Qsci/qscilexer.h>
//! \brief The QsciLexerRuby class encapsulates the Scintilla Ruby lexer.
class QSCINTILLA_EXPORT QsciLexerRuby : public QsciLexer
{
Q_OBJECT
public:
//! This enum defines the meanings of the different styles used by the
//! Ruby lexer.
enum {
//! The default.
Default = 0,
//! An error.
Error = 1,
//! A comment.
Comment = 2,
//! A POD.
POD = 3,
//! A number.
Number = 4,
//! A keyword.
Keyword = 5,
//! A double-quoted string.
DoubleQuotedString = 6,
//! A single-quoted string.
SingleQuotedString = 7,
//! The name of a class.
ClassName = 8,
//! The name of a function or method.
FunctionMethodName = 9,
//! An operator.
Operator = 10,
//! An identifier
Identifier = 11,
//! A regular expression.
Regex = 12,
//! A global.
Global = 13,
//! A symbol.
Symbol = 14,
//! The name of a module.
ModuleName = 15,
//! An instance variable.
InstanceVariable = 16,
//! A class variable.
ClassVariable = 17,
//! Backticks.
Backticks = 18,
//! A data section.
DataSection = 19,
//! A here document delimiter.
HereDocumentDelimiter = 20,
//! A here document.
HereDocument = 21,
//! A %q string.
PercentStringq = 24,
//! A %Q string.
PercentStringQ = 25,
//! A %x string.
PercentStringx = 26,
//! A %r string.
PercentStringr = 27,
//! A %w string.
PercentStringw = 28,
//! A demoted keyword.
DemotedKeyword = 29,
//! stdin.
Stdin = 30,
//! stdout.
Stdout = 31,
//! stderr.
Stderr = 40
};
//! Construct a QsciLexerRuby with parent \a parent. \a parent is
//! typically the QsciScintilla instance.
QsciLexerRuby(QObject *parent = 0);
//! Destroys the QsciLexerRuby instance.
virtual ~QsciLexerRuby();
//! Returns the name of the language.
const char *language() const;
//! Returns the name of the lexer. Some lexers support a number of
//! languages.
const char *lexer() const;
//! \internal Returns a space separated list of words or characters in
//! a particular style that define the end of a block for
//! auto-indentation. The style is returned via \a style.
const char *blockEnd(int *style = 0) const;
//! \internal Returns a space separated list of words or characters in
//! a particular style that define the start of a block for
//! auto-indentation. The styles is returned via \a style.
const char *blockStart(int *style = 0) const;
//! \internal Returns a space separated list of keywords in a
//! particular style that define the start of a block for
//! auto-indentation. The style is returned via \a style.
const char *blockStartKeyword(int *style = 0) const;
//! \internal Returns the style used for braces for brace matching.
int braceStyle() const;
//! Returns the foreground colour of the text for style number \a style.
//!
//! \sa defaultpaper()
QColor defaultColor(int style) const;
//! Returns the end-of-line fill for style number \a style.
bool defaultEolFill(int style) const;
//! Returns the font for style number \a style.
QFont defaultFont(int style) const;
//! Returns the background colour of the text for style number \a style.
//!
//! \sa defaultColor()
QColor defaultPaper(int style) const;
//! Returns the set of keywords for the keyword set \a set recognised
//! by the lexer as a space separated string.
const char *keywords(int set) const;
//! Returns the descriptive name for style number \a style. If the style
//! is invalid for this language then an empty QString is returned. This
//! is intended to be used in user preference dialogs.
QString description(int style) const;
//! Causes all properties to be refreshed by emitting the
//! propertyChanged() signal as required.
void refreshProperties();
//! If \a fold is true then multi-line comment blocks can be folded.
//! The default is false.
//!
//! \sa foldComments()
void setFoldComments(bool fold);
//! Returns true if multi-line comment blocks can be folded.
//!
//! \sa setFoldComments()
bool foldComments() const {return fold_comments;}
//! If \a fold is true then trailing blank lines are included in a fold
//! block. The default is true.
//!
//! \sa foldCompact()
void setFoldCompact(bool fold);
//! Returns true if trailing blank lines are included in a fold block.
//!
//! \sa setFoldCompact()
bool foldCompact() const {return fold_compact;}
protected:
//! The lexer's properties are read from the settings \a qs. \a prefix
//! (which has a trailing '/') should be used as a prefix to the key of
//! each setting. true is returned if there is no error.
//!
bool readProperties(QSettings &qs, const QString &prefix);
//! The lexer's properties are written to the settings \a qs.
//! \a prefix (which has a trailing '/') should be used as a prefix to
//! the key of each setting. true is returned if there is no error.
//!
bool writeProperties(QSettings &qs, const QString &prefix) const;
private:
void setCommentProp();
void setCompactProp();
bool fold_comments;
bool fold_compact;
QsciLexerRuby(const QsciLexerRuby &);
QsciLexerRuby &operator=(const QsciLexerRuby &);
};
#endif