TextEditHeader

#ifndef _MTEXTEDIT_H_
#define _MTEXTEDIT_H_

#include <QTextBrowser>
#include <QPointer>
#include <QWidget>
#include <QTextCursor>
#include <QSet>
class QAbstractItemModel;
class QTextDocument;
class QTextCharFormat;
class QMimeData;
class QImage;
class MTextEdit : public QTextBrowser
{
    Q_OBJECT
public:
    MTextEdit(QWidget *parent=nullptr);
    virtual ~MTextEdit() = default;
    QByteArray save() const;
    void load(const QByteArray& source);
    const unsigned int& fontSize() const;
    void setFontSize(const unsigned int& val);
    const QColor& fgColor() const;
    const QColor& bgColor() const;
    void setFgColor(const QColor& val);
    void setBgColor(const QColor& val);
public slots:
    void setText(const QString &text);
    QString toHtml() const;
    QAction* undoAction();
    QAction* redoAction();
    QAction* cutAction();
    QAction* copyAction();
    QAction* pasteAction();
    QAction* boldAction();
    QAction* italicAction();
    QAction* underlineAction();
    QAction* strikeoutAction();
    QAction* orderedListAction();
    QAction* unorderedListAction();
    QAction* increaseIndentAction();
    QAction* decreaseIndentAction();
    QAction* imageAction();
signals:
    void fontSizeChanged(unsigned int sz);
    void fgColorChanged(const QColor &c);
    void bgColorChanged(const QColor &c);
protected:
    virtual void focusInEvent(QFocusEvent *e) override;
    void dropImage(const QImage& image);
    void dropDocument(const QUrl& origFilePath);
    void createActions();
    virtual bool canInsertFromMimeData(const QMimeData *source) const override;
    virtual void insertFromMimeData(const QMimeData *source) override;
    virtual  QMimeData *createMimeDataFromSelection() const override;
    void mergeFormatOnWordOrSelection(const QTextCharFormat &format);
    void fontChanged(const QFont &f);
    void list(bool checked, QTextListFormat::Style style);
    void indent(int delta);
protected slots:
    void textBold();
    void textUnderline();
    void textStrikeout();
    void textItalic();
    void textSize();
    void textFgColor(const QColor& col);
    void textBgColor(const QColor& col);
    void listBullet(bool checked);
    void listOrdered(bool checked);
    void slotCurrentCharFormatChanged(const QTextCharFormat &format);
    void slotCursorPositionChanged();
    void slotClipboardDataChanged();
    void urlActivated(const QUrl &link);

    void increaseIndentation();
    void decreaseIndentation();
    void insertImage();
private:
    quint32 m_imageCounter;
    QPointer<QTextList> m_lastBlockList;
    QAction* m_undoAction;
    QAction* m_redoAction;
    QAction* m_cutAction;
    QAction* m_copyAction;
    QAction* m_pasteAction;
    QAction* m_boldAction;
    QAction* m_italicAction;
    QAction* m_underlineAction;
    QAction* m_strikeoutAction;
    QAction *m_orderedListAction;
    QAction *m_unorderedListAction;
    QAction *m_increaseIndentAction;
    QAction *m_decreaseIndentAction;
    QAction *m_imageAction;
    QAbstractItemModel* m_fontsModel;
    unsigned int m_fontSize;
    QColor m_fgColor;
    QColor m_bgColor;
    QSet<QString> m_imageList;
};

#endif