Customization of TGrid and TStringGrid can be done in the standard FMX way: by editing the style of the objects (when ControlType is set to Styled). This will allow you to change the general aspect of the components and possibly add some other element to the list. Another way to provide some customization to grid controls is to register your own column classes or handle the OnDraw* events they expose.
A much more advanced customization would be to provide other presentations for the grids or customize the style of controls used in the standard columns but, as already said, this is an advanced topic and a bit beyond the scope of this book.
In this section, we discussed grids, which are popular components (especially with respect to desktop platforms) for presenting data to the user in a visual manner. In the next section, we are going to encounter components acting as containers of other visual components, thereby improving and facilitating the general...