start_previewing_theme

Fires once the Customizer theme preview has started.

Description

do_action( 'start_previewing_theme', (WP_Customize_Manager) $instance ); 

Parameters (1)

0. $instance (WP_Customize_Manager)
WP_Customize_Manager instance.

Usage

To run the hook, copy the example below.
  1. // run the action 
  2. do_action( 'start_previewing_theme', $instance ); 
The following example is for adding a hook callback.
  1. // define the start_previewing_theme callback 
  2. function action_start_previewing_theme( $instance ) { 
  3. // make action magic happen here... 
  4. }; 
  5.  
  6. // add the action 
  7. add_action( 'start_previewing_theme', 'action_start_previewing_theme', 10, 1 ); 
To remove a hook callback, use the example below.
  1. // remove the action 
  2. remove_action( 'start_previewing_theme', 'action_start_previewing_theme', 10, 1 ); 

Defined (1)

The action is defined in the following location(s).

/wp-includes/class-wp-customize-manager.php  
  1. do_action( 'start_previewing_theme', $this );