void removeSelectedText()
bool movePosition(MoveOperation op, MoveMode=MoveAnchor, int n=1)
int positionInBlock() const
void insertText(const QString &text)
TextDocument * document() const
QString selectedText() const
void setPosition(int pos, MoveMode mode=MoveAnchor)
void setPlainText(const QString &text)
TextBlock firstBlock() const
QString toPlainText() const
int characterCount() const