documenthandler.h Example File

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#ifndef DOCUMENTHANDLER_H #define DOCUMENTHANDLER_H #include <QFont> #include <QObject> #include <QTextCursor> #include <QUrl> class QTextDocument; class QQuickTextDocument; class DocumentHandler : public QObject { Q_OBJECT Q_PROPERTY(QQuickTextDocument *document READ document WRITE setDocument NOTIFY documentChanged) Q_PROPERTY(int cursorPosition READ cursorPosition WRITE setCursorPosition NOTIFY cursorPositionChanged) Q_PROPERTY(int selectionStart READ selectionStart WRITE setSelectionStart NOTIFY selectionStartChanged) Q_PROPERTY(int selectionEnd READ selectionEnd WRITE setSelectionEnd NOTIFY selectionEndChanged) Q_PROPERTY(QColor textColor READ textColor WRITE setTextColor NOTIFY textColorChanged) Q_PROPERTY(QString fontFamily READ fontFamily WRITE setFontFamily NOTIFY fontFamilyChanged) Q_PROPERTY(Qt::Alignment alignment READ alignment WRITE setAlignment NOTIFY alignmentChanged) Q_PROPERTY(bool bold READ bold WRITE setBold NOTIFY boldChanged) Q_PROPERTY(bool italic READ italic WRITE setItalic NOTIFY italicChanged) Q_PROPERTY(bool underline READ underline WRITE setUnderline NOTIFY underlineChanged) Q_PROPERTY(int fontSize READ fontSize WRITE setFontSize NOTIFY fontSizeChanged) Q_PROPERTY(QString fileName READ fileName NOTIFY fileUrlChanged) Q_PROPERTY(QString fileType READ fileType NOTIFY fileUrlChanged) Q_PROPERTY(QUrl fileUrl READ fileUrl NOTIFY fileUrlChanged) public: explicit DocumentHandler(QObject *parent = nullptr); QQuickTextDocument *document() const; void setDocument(QQuickTextDocument *document); int cursorPosition() const; void setCursorPosition(int position); int selectionStart() const; void setSelectionStart(int position); int selectionEnd() const; void setSelectionEnd(int position); QString fontFamily() const; void setFontFamily(const QString &family); QColor textColor() const; void setTextColor(const QColor &color); Qt::Alignment alignment() const; void setAlignment(Qt::Alignment alignment); bool bold() const; void setBold(bool bold); bool italic() const; void setItalic(bool italic); bool underline() const; void setUnderline(bool underline); int fontSize() const; void setFontSize(int size); QString fileName() const; QString fileType() const; QUrl fileUrl() const; public Q_SLOTS: void load(const QUrl &fileUrl); void saveAs(const QUrl &fileUrl); Q_SIGNALS: void documentChanged(); void cursorPositionChanged(); void selectionStartChanged(); void selectionEndChanged(); void fontFamilyChanged(); void textColorChanged(); void alignmentChanged(); void boldChanged(); void italicChanged(); void underlineChanged(); void fontSizeChanged(); void textChanged(); void fileUrlChanged(); void loaded(const QString &text); void error(const QString &message); private: void reset(); QTextCursor textCursor() const; QTextDocument *textDocument() const; void mergeFormatOnWordOrSelection(const QTextCharFormat &format); QQuickTextDocument *m_document; int m_cursorPosition; int m_selectionStart; int m_selectionEnd; QFont m_font; int m_fontSize; QUrl m_fileUrl; }; #endif // DOCUMENTHANDLER_H

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