InsetCollapsable * asInsetCollapsable() { return this; }
///
InsetCollapsable const * asInsetCollapsable() const { return this; }
///
docstring toolTip(BufferView const & bv, int x, int y) const;
///
InsetCollapsable * asInsetCollapsable() { return this; }
///
InsetCollapsable const * asInsetCollapsable() const { return this; }
///
docstring toolTip(BufferView const & bv, int x, int y) const;
///