TExpander = class(TTextControl)
class PASCALIMPLEMENTATION TExpander : public Fmx::Controls::TTextControl
Represents a graphical control used to hold multiple graphical controls with the possibility to expand or contract its display area.
Use TExpander components when you need to provide the user with a way of placing graphical components on a surface that can be expanded or collapsed in order to show or hide its contents.
Collapse or expand this expander control by clicking its collapse/expand button.