Chapter 4-8: Runtime Subroutine's and Predefined Processes
.WIDGET SET THEME
This subroutine sets the current theme.
Usage:

Description:
This subroutine sets the current theme.
<theme_name> is required but can be blank to clear the theme, the subroutine will cancel if it is not received.
<application> is the application id the theme is to be loaded from. (Optional).
<version> is the version id the theme is to be loaded from. (Optional).
See .WIDGET APPLY THEME for more information on using Themes.