// This module implements the QextScintillaLexerCPP class. // // Copyright (c) 2006 // Riverbank Computing Limited // // This file is part of QScintilla. // // This copy of QScintilla is free software; you can redistribute it and/or // modify it under the terms of the GNU General Public License as published by // the Free Software Foundation; either version 2, or (at your option) any // later version. // // QScintilla is supplied 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 General Public License for more // details. // // You should have received a copy of the GNU General Public License along with // QScintilla; see the file LICENSE. If not, write to the Free Software // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. #include #include #include #include "qextscintillalexercpp.h" // The ctor. QextScintillaLexerCPP::QextScintillaLexerCPP(QObject *parent,const char *name, bool caseInsensitiveKeywords) : QextScintillaLexer(parent,name), fold_atelse(FALSE), fold_comments(FALSE), fold_compact(TRUE), fold_preproc(TRUE), style_preproc(FALSE), nocase(caseInsensitiveKeywords) { } // The dtor. QextScintillaLexerCPP::~QextScintillaLexerCPP() { } // Returns the language name. const char *QextScintillaLexerCPP::language() const { return "C++"; } // Returns the lexer name. const char *QextScintillaLexerCPP::lexer() const { return (nocase ? "cppnocase" : "cpp"); } // Return the list of keywords that can start a block. const char *QextScintillaLexerCPP::blockStartKeyword(int *style) const { if (style) *style = Keyword; return "case catch class default do else finally for if private " "protected public struct try union while"; } // Return the list of characters that can start a block. const char *QextScintillaLexerCPP::blockStart(int *style) const { if (style) *style = Operator; return "{"; } // Return the list of characters that can end a block. const char *QextScintillaLexerCPP::blockEnd(int *style) const { if (style) *style = Operator; return "}"; } // Return the style used for braces. int QextScintillaLexerCPP::braceStyle() const { return Operator; } // Return the string of characters that comprise a word. const char *QextScintillaLexerCPP::wordCharacters() const { return "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789_#"; } // Returns the foreground colour of the text for a style. QColor QextScintillaLexerCPP::color(int style) const { switch (style) { case Default: return QColor(0x80,0x80,0x80); case Comment: case CommentLine: return QColor(0x00,0x7f,0x00); case CommentDoc: case CommentLineDoc: return QColor(0x3f,0x70,0x3f); case Number: return QColor(0x00,0x7f,0x7f); case Keyword: return QColor(0x00,0x00,0x7f); case DoubleQuotedString: case SingleQuotedString: return QColor(0x7f,0x00,0x7f); case PreProcessor: return QColor(0x7f,0x7f,0x00); case Operator: case UnclosedString: return QColor(0x00,0x00,0x00); case Identifier: break; case Regex: return QColor(0x3f,0x7f,0x3f); case CommentDocKeyword: return QColor(0x30,0x60,0xa0); case CommentDocKeywordError: return QColor(0x80,0x40,0x20); } return QextScintillaLexer::color(style); } // Returns the end-of-line fill for a style. bool QextScintillaLexerCPP::eolFill(int style) const { return (style == UnclosedString); } // Returns the font of the text for a style. QFont QextScintillaLexerCPP::font(int style) const { QFont f; switch (style) { case Comment: case CommentLine: case CommentDoc: case CommentLineDoc: case CommentDocKeyword: case CommentDocKeywordError: #if defined(Q_OS_WIN) f = QFont("Comic Sans MS",9); #else f = QFont("Bitstream Vera Serif",9); #endif break; case Keyword: case Operator: f = QextScintillaLexer::font(style); f.setBold(TRUE); break; case DoubleQuotedString: case SingleQuotedString: case UnclosedString: #if defined(Q_OS_WIN) f = QFont("Courier New",10); #else f = QFont("Bitstream Vera Sans Mono",9); #endif break; default: f = QextScintillaLexer::font(style); } return f; } // Returns the set of keywords. const char *QextScintillaLexerCPP::keywords(int set) const { if (set == 1) return "and and_eq asm auto bitand bitor bool break case " "catch char class compl const const_cast continue " "default delete do double dynamic_cast else enum " "explicit export extern false float for friend goto if " "inline int long mutable namespace new not not_eq " "operator or or_eq private protected public register " "reinterpret_cast return short signed sizeof static " "static_cast struct switch template this throw true " "try typedef typeid typename union unsigned using " "virtual void volatile wchar_t while xor xor_eq"; if (set == 3) return "a addindex addtogroup anchor arg attention author b " "brief bug c class code date def defgroup deprecated " "dontinclude e em endcode endhtmlonly endif " "endlatexonly endlink endverbatim enum example " "exception f$ f[ f] file fn hideinitializer " "htmlinclude htmlonly if image include ingroup " "internal invariant interface latexonly li line link " "mainpage name namespace nosubgrouping note overload " "p page par param post pre ref relates remarks return " "retval sa section see showinitializer since skip " "skipline struct subsection test throw todo typedef " "union until var verbatim verbinclude version warning " "weakgroup $ @ \\ & < > # { }"; return 0; } // Returns the user name of a style. QString QextScintillaLexerCPP::description(int style) const { switch (style) { case Default: return tr("Default"); case Comment: return tr("C comment"); case CommentLine: return tr("C++ comment"); case CommentDoc: return tr("JavaDoc style C comment"); case Number: return tr("Number"); case Keyword: return tr("Keyword"); case DoubleQuotedString: return tr("Double-quoted string"); case SingleQuotedString: return tr("Single-quoted string"); case PreProcessor: return tr("Pre-processor block"); case Operator: return tr("Operator"); case Identifier: return tr("Identifier"); case UnclosedString: return tr("Unclosed string"); case CommentLineDoc: return tr("JavaDoc style C++ comment"); case KeywordSet2: return tr("Secondary keywords and identifiers"); case CommentDocKeyword: return tr("JavaDoc keyword"); case CommentDocKeywordError: return tr("JavaDoc keyword error"); case GlobalClass: return tr("Global classes and typedefs"); } return QString::null; } // Returns the background colour of the text for a style. QColor QextScintillaLexerCPP::paper(int style) const { if (style == UnclosedString) return QColor(0xe0,0xc0,0xe0); return QextScintillaLexer::paper(style); } // Refresh all properties. void QextScintillaLexerCPP::refreshProperties() { setAtElseProp(); setCommentProp(); setCompactProp(); setPreprocProp(); setStylePreprocProp(); } // Read properties from the settings. bool QextScintillaLexerCPP::readProperties(QSettings &qs,const QString &prefix) { int rc = TRUE; bool ok, flag; // Read the fold at else flag. flag = qs.readBoolEntry(prefix + "foldatelse",FALSE,&ok); if (ok) fold_atelse = flag; else rc = FALSE; // Read the fold comments flag. flag = qs.readBoolEntry(prefix + "foldcomments",FALSE,&ok); if (ok) fold_comments = flag; else rc = FALSE; // Read the fold compact flag. flag = qs.readBoolEntry(prefix + "foldcompact",TRUE,&ok); if (ok) fold_compact = flag; else rc = FALSE; // Read the fold preprocessor flag. flag = qs.readBoolEntry(prefix + "foldpreprocessor",TRUE,&ok); if (ok) fold_preproc = flag; else rc = FALSE; // Read the style preprocessor flag. flag = qs.readBoolEntry(prefix + "stylepreprocessor",FALSE,&ok); if (ok) style_preproc = flag; else rc = FALSE; return rc; } // Write properties to the settings. bool QextScintillaLexerCPP::writeProperties(QSettings &qs,const QString &prefix) const { int rc = TRUE; // Write the fold at else flag. if (!qs.writeEntry(prefix + "foldatelse",fold_atelse)) rc = FALSE; // Write the fold comments flag. if (!qs.writeEntry(prefix + "foldcomments",fold_comments)) rc = FALSE; // Write the fold compact flag. if (!qs.writeEntry(prefix + "foldcompact",fold_compact)) rc = FALSE; // Write the fold preprocessor flag. if (!qs.writeEntry(prefix + "foldpreprocessor",fold_preproc)) rc = FALSE; // Write the style preprocessor flag. if (!qs.writeEntry(prefix + "stylepreprocessor",style_preproc)) rc = FALSE; return rc; } // Return TRUE if else can be folded. bool QextScintillaLexerCPP::foldAtElse() const { return fold_atelse; } // Set if else can be folded. void QextScintillaLexerCPP::setFoldAtElse(bool fold) { fold_atelse = fold; setAtElseProp(); } // Set the "fold.at.else" property. void QextScintillaLexerCPP::setAtElseProp() { emit propertyChanged("fold.at.else",(fold_atelse ? "1" : "0")); } // Return TRUE if comments can be folded. bool QextScintillaLexerCPP::foldComments() const { return fold_comments; } // Set if comments can be folded. void QextScintillaLexerCPP::setFoldComments(bool fold) { fold_comments = fold; setCommentProp(); } // Set the "fold.comment" property. void QextScintillaLexerCPP::setCommentProp() { emit propertyChanged("fold.comment",(fold_comments ? "1" : "0")); } // Return TRUE if folds are compact. bool QextScintillaLexerCPP::foldCompact() const { return fold_compact; } // Set if folds are compact void QextScintillaLexerCPP::setFoldCompact(bool fold) { fold_compact = fold; setCompactProp(); } // Set the "fold.compact" property. void QextScintillaLexerCPP::setCompactProp() { emit propertyChanged("fold.compact",(fold_compact ? "1" : "0")); } // Return TRUE if preprocessor blocks can be folded. bool QextScintillaLexerCPP::foldPreprocessor() const { return fold_preproc; } // Set if preprocessor blocks can be folded. void QextScintillaLexerCPP::setFoldPreprocessor(bool fold) { fold_preproc = fold; setPreprocProp(); } // Set the "fold.preprocessor" property. void QextScintillaLexerCPP::setPreprocProp() { emit propertyChanged("fold.preprocessor",(fold_preproc ? "1" : "0")); } // Return TRUE if preprocessor lines are styled. bool QextScintillaLexerCPP::stylePreprocessor() const { return style_preproc; } // Set if preprocessor lines are styled. void QextScintillaLexerCPP::setStylePreprocessor(bool style) { style_preproc = style; setStylePreprocProp(); } // Set the "style.within.preprocessor" property. void QextScintillaLexerCPP::setStylePreprocProp() { emit propertyChanged("style.within.preprocessor",(style_preproc ? "1" : "0")); }