/// return the inline completion postfix.
docstring const & inlineCompletion() const;
/// return the number of unique characters in the inline completion.
/// return the inline completion postfix.
docstring const & inlineCompletion() const;
/// return the number of unique characters in the inline completion.
/// return the position in the buffer of the inline completion postfix.
DocIterator const & inlineCompletionPos() const;
/// make sure inline completion position is OK
/// return the position in the buffer of the inline completion postfix.
DocIterator const & inlineCompletionPos() const;
/// make sure inline completion position is OK
/// is the caret currently visible in the view
bool caretInView() const;
/// get the position and height of the caret
/// is the caret currently visible in the view
bool caretInView() const;
/// get the position and height of the caret