TCustomTreeView = class(TScrollBox, IItemsContainer, IInflatableContent<TTreeViewItem>, IGlyph)
class PASCALIMPLEMENTATION TCustomTreeView : public Fmx::Layouts::TScrollBox
TCustomTreeView is the base class for all tree view descendants.
TCustomTreeView is the base class for all tree view descendant components, such as TTreeView. TCustomTreeView implements basic common functionality for handling nodes and subnodes and also graphical customizations such as the font and style to use when rendering the contents of the tree view component that extends this class.
If you want to implement your own tree view component, use TCustomTreeView as base class.