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_WP_List_Table_Compat{} WP 3.1.0

Helper class to be used only by back compat functions.

This is an internal function for using it by WP core itself. It's not recommended to use this function in your code.

No Hooks.

Return

null. Nothing.

Usage

$_WP_List_Table_Compat = new _WP_List_Table_Compat();
// use class methods

Methods

  1. __construct( $screen, $columns = array() )
  2. get_column_info()
  3. get_columns()

Changelog

Since 3.1.0 Introduced.

Code of _WP_List_Table_Compat{} WP 5.8.2

class _WP_List_Table_Compat extends WP_List_Table {
	public $_screen;
	public $_columns;

	/**
	 * Constructor.
	 *
	 * @since 3.1.0
	 *
	 * @param string|WP_Screen $screen  The screen hook name or screen object.
	 * @param string[]         $columns An array of columns with column IDs as the keys
	 *                                  and translated column names as the values.
	 */
	public function __construct( $screen, $columns = array() ) {
		if ( is_string( $screen ) ) {
			$screen = convert_to_screen( $screen );
		}

		$this->_screen = $screen;

		if ( ! empty( $columns ) ) {
			$this->_columns = $columns;
			add_filter( 'manage_' . $screen->id . '_columns', array( $this, 'get_columns' ), 0 );
		}
	}

	/**
	 * Gets a list of all, hidden, and sortable columns.
	 *
	 * @since 3.1.0
	 *
	 * @return array
	 */
	protected function get_column_info() {
		$columns  = get_column_headers( $this->_screen );
		$hidden   = get_hidden_columns( $this->_screen );
		$sortable = array();
		$primary  = $this->get_default_primary_column_name();

		return array( $columns, $hidden, $sortable, $primary );
	}

	/**
	 * Gets a list of columns.
	 *
	 * @since 3.1.0
	 *
	 * @return array
	 */
	public function get_columns() {
		return $this->_columns;
	}
}