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| |
| #ifndef QTEXTMARKDOWNIMPORTER_H |
| #define QTEXTMARKDOWNIMPORTER_H |
| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| // |
| |
| #include <QtGui/qfont.h> |
| #include <QtGui/qtguiglobal.h> |
| #include <QtGui/qpalette.h> |
| #include <QtGui/qtextdocument.h> |
| #include <QtGui/qtextlist.h> |
| #include <QtCore/qpointer.h> |
| #include <QtCore/qstack.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| class QTextCursor; |
| class QTextDocument; |
| class QTextTable; |
| |
| class Q_GUI_EXPORT QTextMarkdownImporter |
| { |
| public: |
| enum Feature { |
| FeatureCollapseWhitespace = 0x0001, |
| FeaturePermissiveATXHeaders = 0x0002, |
| FeaturePermissiveURLAutoLinks = 0x0004, |
| FeaturePermissiveMailAutoLinks = 0x0008, |
| FeatureNoIndentedCodeBlocks = 0x0010, |
| FeatureNoHTMLBlocks = 0x0020, |
| FeatureNoHTMLSpans = 0x0040, |
| FeatureTables = 0x0100, |
| FeatureStrikeThrough = 0x0200, |
| FeaturePermissiveWWWAutoLinks = 0x0400, |
| FeatureTasklists = 0x0800, |
| // composite flags |
| FeaturePermissiveAutoLinks = FeaturePermissiveMailAutoLinks |
| | FeaturePermissiveURLAutoLinks | FeaturePermissiveWWWAutoLinks, |
| FeatureNoHTML = QTextDocument::MarkdownNoHTML, |
| DialectCommonMark = QTextDocument::MarkdownDialectCommonMark, |
| DialectGitHub = QTextDocument::MarkdownDialectGitHub |
| }; |
| Q_DECLARE_FLAGS(Features, Feature) |
| |
| QTextMarkdownImporter(Features features); |
| QTextMarkdownImporter(QTextDocument::MarkdownFeatures features); |
| |
| void import(QTextDocument *doc, const QString &markdown); |
| |
| public: |
| // MD4C callbacks |
| int cbEnterBlock(int blockType, void* detail); |
| int cbLeaveBlock(int blockType, void* detail); |
| int cbEnterSpan(int spanType, void* detail); |
| int cbLeaveSpan(int spanType, void* detail); |
| int cbText(int textType, const char* text, unsigned size); |
| |
| private: |
| void insertBlock(); |
| |
| private: |
| QTextDocument *m_doc = nullptr; |
| QTextCursor *m_cursor = nullptr; |
| QTextTable *m_currentTable = nullptr; // because m_cursor->currentTable() doesn't work |
| #if QT_CONFIG(regularexpression) |
| QString m_htmlAccumulator; |
| #endif |
| QString m_blockCodeLanguage; |
| QVector<int> m_nonEmptyTableCells; // in the current row |
| QStack<QPointer<QTextList>> m_listStack; |
| QStack<QTextCharFormat> m_spanFormatStack; |
| QFont m_monoFont; |
| QPalette m_palette; |
| #if QT_CONFIG(regularexpression) |
| int m_htmlTagDepth = 0; |
| #endif |
| int m_blockQuoteDepth = 0; |
| int m_tableColumnCount = 0; |
| int m_tableRowCount = 0; |
| int m_tableCol = -1; // because relative cell movements (e.g. m_cursor->movePosition(QTextCursor::NextCell)) don't work |
| int m_paragraphMargin = 0; |
| int m_blockType = 0; |
| char m_blockCodeFence = 0; |
| Features m_features; |
| QTextImageFormat m_imageFormat; |
| QTextListFormat m_listFormat; |
| QTextBlockFormat::MarkerType m_markerType = QTextBlockFormat::MarkerType::NoMarker; |
| bool m_needsInsertBlock = false; |
| bool m_needsInsertList = false; |
| bool m_listItem = false; // true from the beginning of LI to the end of the first P |
| bool m_codeBlock = false; |
| bool m_imageSpan = false; |
| }; |
| |
| Q_DECLARE_OPERATORS_FOR_FLAGS(QTextMarkdownImporter::Features) |
| |
| QT_END_NAMESPACE |
| |
| #endif // QTEXTMARKDOWNIMPORTER_H |