There is a comprehensive suite of UI controls as depicted in the screen shots below:
Desktop-View
Windows-View
Windows-View II
Most of these controls can not be used in a stand alone way, except for the window control which represent the main control under which the rest of the UI controls can be used.
For a specific description of each control, individually please access the corresponding link below:
There are a few categories of controls:
Container Controls:
Field-level (Form)
Field-level (Grid)
Data level