pre_option_current_theme – filter

Hook name: pre_option_current_theme
Hook type: filter
Plugin ref: WordPress
Sourcefile:
File ref: WP_Customize_Manager::start_previewing_theme() – If the theme to be previewed isn’t the active theme, add filter callbacks to swap it out at runtime.
Description: Fires once the Customizer theme preview has started. 
Parameters:
Deprecated?: No
API Letters: ,,,

Invokers

    Implementers