is_page_template()
Function: Determines whether the current post uses a page template.
Source: wp-includes/post-template.php:1825
WP_Customize_Manager::doing_ajax()
Method: Returns true if it’s an Ajax request.
Source: wp-includes/class-wp-customize-manager.php:419
WP_Customize_Manager::sections()
Method: Gets the registered sections.
Source: wp-includes/class-wp-customize-manager.php:875
WP_Customize_Manager::set_post_value()
Method: Overrides a setting’s value in the current customized state.
Source: wp-includes/class-wp-customize-manager.php:1853
WP_Customize_Manager::get_stylesheet_root()
Method: Retrieves the stylesheet root of the previewed theme.
Source: wp-includes/class-wp-customize-manager.php:2300
start_previewing_theme
Action Hook: Fires once the Customizer theme preview has started.
Source: wp-includes/class-wp-customize-manager.php:697
get_page_template_slug()
Function: Gets the specific template filename for a given post.
Source: wp-includes/post-template.php:1861
WP_Customize_Manager::wp_die()
Method: Custom wp_die wrapper. Returns either the standard message for UI or the Ajax message.
Source: wp-includes/class-wp-customize-manager.php:444
WP_Customize_Manager::panels()
Method: Gets the registered panels.
Source: wp-includes/class-wp-customize-manager.php:886
WP_Customize_Manager::customize_preview_init()
Method: Prints JavaScript settings.
Source: wp-includes/class-wp-customize-manager.php:1893