新增sql连接，目前支持mysql、sqlite、oracle连接以及相关数据库操作
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// This defines the interface to the QsciLexerVHDL class.
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//
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// Copyright (c) 2023 Riverbank Computing Limited <info@riverbankcomputing.com>
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//
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// This file is part of QScintilla.
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//
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// This file may be used under the terms of the GNU General Public License
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// version 3.0 as published by the Free Software Foundation and appearing in
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// the file LICENSE included in the packaging of this file. Please review the
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// following information to ensure the GNU General Public License version 3.0
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// requirements will be met: http://www.gnu.org/copyleft/gpl.html.
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//
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// If you do not wish to use this file under the terms of the GPL version 3.0
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// then you may purchase a commercial license. For more information contact
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// info@riverbankcomputing.com.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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#ifndef QSCILEXERVHDL_H
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#define QSCILEXERVHDL_H
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#include <QObject>
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#include <Qsci/qsciglobal.h>
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#include <Qsci/qscilexer.h>
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//! \brief The QsciLexerVHDL class encapsulates the Scintilla VHDL lexer.
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class QSCINTILLA_EXPORT QsciLexerVHDL : public QsciLexer
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{
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Q_OBJECT
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public:
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//! This enum defines the meanings of the different styles used by the
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//! VHDL lexer.
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enum {
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//! The default.
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Default = 0,
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//! A comment.
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Comment = 1,
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//! A comment line.
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CommentLine = 2,
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//! A number.
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Number = 3,
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//! A string.
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String = 4,
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//! An operator.
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Operator = 5,
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//! An identifier
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Identifier = 6,
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//! The end of a line where a string is not closed.
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UnclosedString = 7,
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//! A keyword.
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Keyword = 8,
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//! A standard operator.
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StandardOperator = 9,
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//! An attribute.
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Attribute = 10,
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//! A standard function.
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StandardFunction = 11,
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//! A standard package.
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StandardPackage = 12,
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//! A standard type.
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StandardType = 13,
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//! A keyword defined in keyword set number 7. The class must be
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//! sub-classed and re-implement keywords() to make use of this style.
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KeywordSet7 = 14,
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//! A comment block.
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CommentBlock = 15,
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};
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//! Construct a QsciLexerVHDL with parent \a parent. \a parent is
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//! typically the QsciScintilla instance.
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QsciLexerVHDL(QObject *parent = 0);
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//! Destroys the QsciLexerVHDL instance.
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virtual ~QsciLexerVHDL();
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//! Returns the name of the language.
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const char *language() const;
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//! Returns the name of the lexer. Some lexers support a number of
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//! languages.
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const char *lexer() const;
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//! \internal Returns the style used for braces for brace matching.
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int braceStyle() const;
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//! Returns the foreground colour of the text for style number \a style.
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//!
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//! \sa defaultPaper()
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QColor defaultColor(int style) const;
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//! Returns the end-of-line fill for style number \a style.
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bool defaultEolFill(int style) const;
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//! Returns the font for style number \a style.
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QFont defaultFont(int style) const;
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//! Returns the background colour of the text for style number \a style.
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//!
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//! \sa defaultColor()
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QColor defaultPaper(int style) const;
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//! Returns the set of keywords for the keyword set \a set recognised
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//! by the lexer as a space separated string.
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const char *keywords(int set) const;
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//! Returns the descriptive name for style number \a style. If the
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//! style is invalid for this language then an empty QString is returned.
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//! This is intended to be used in user preference dialogs.
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QString description(int style) const;
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//! Causes all properties to be refreshed by emitting the propertyChanged()
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//! signal as required.
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void refreshProperties();
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//! Returns true if multi-line comment blocks can be folded.
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//!
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//! \sa setFoldComments()
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bool foldComments() const;
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//! Returns true if trailing blank lines are included in a fold block.
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//!
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//! \sa setFoldCompact()
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bool foldCompact() const;
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//! Returns true if else blocks can be folded.
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//!
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//! \sa setFoldAtElse()
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bool foldAtElse() const;
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//! Returns true if begin blocks can be folded.
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//!
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//! \sa setFoldAtBegin()
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bool foldAtBegin() const;
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//! Returns true if blocks can be folded at a parenthesis.
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//!
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//! \sa setFoldAtParenthesis()
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bool foldAtParenthesis() const;
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public slots:
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//! If \a fold is true then multi-line comment blocks can be folded.
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//! The default is true.
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//!
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//! \sa foldComments()
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virtual void setFoldComments(bool fold);
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//! If \a fold is true then trailing blank lines are included in a fold
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//! block. The default is true.
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//!
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//! \sa foldCompact()
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virtual void setFoldCompact(bool fold);
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//! If \a fold is true then else blocks can be folded. The default is
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//! true.
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//!
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//! \sa foldAtElse()
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virtual void setFoldAtElse(bool fold);
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//! If \a fold is true then begin blocks can be folded. The default is
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//! true.
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//!
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//! \sa foldAtBegin()
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virtual void setFoldAtBegin(bool fold);
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//! If \a fold is true then blocks can be folded at a parenthesis. The
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//! default is true.
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//!
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//! \sa foldAtParenthesis()
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virtual void setFoldAtParenthesis(bool fold);
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protected:
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//! The lexer's properties are read from the settings \a qs. \a prefix
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//! (which has a trailing '/') should be used as a prefix to the key of
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//! each setting. true is returned if there is no error.
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//!
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bool readProperties(QSettings &qs,const QString &prefix);
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//! The lexer's properties are written to the settings \a qs.
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//! \a prefix (which has a trailing '/') should be used as a prefix to
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//! the key of each setting. true is returned if there is no error.
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//!
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bool writeProperties(QSettings &qs,const QString &prefix) const;
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private:
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void setCommentProp();
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void setCompactProp();
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void setAtElseProp();
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void setAtBeginProp();
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void setAtParenthProp();
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bool fold_comments;
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bool fold_compact;
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bool fold_atelse;
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bool fold_atbegin;
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bool fold_atparenth;
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QsciLexerVHDL(const QsciLexerVHDL &);
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QsciLexerVHDL &operator=(const QsciLexerVHDL &);
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};
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#endif
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