In C1Themes, themes are identified by their names. Names are case-sensitive, and must be unique within an application.

Themes for WinForms include following regular theme names in .Net 5 and .Net 4.5.2 assemblies:

Moreover, Themes for WinForms include the following non-regular theme names:

• "(default)": specifies the default theme in the current context
• "(none)": specifies that no theme should be applied.