class-wp-list-table-compat.php (1497B)
1 <?php 2 /** 3 * Helper functions for displaying a list of items in an ajaxified HTML table. 4 * 5 * @package WordPress 6 * @subpackage List_Table 7 * @since 4.7.0 8 */ 9 10 /** 11 * Helper class to be used only by back compat functions. 12 * 13 * @since 3.1.0 14 */ 15 class _WP_List_Table_Compat extends WP_List_Table { 16 public $_screen; 17 public $_columns; 18 19 /** 20 * Constructor. 21 * 22 * @since 3.1.0 23 * 24 * @param string|WP_Screen $screen The screen hook name or screen object. 25 * @param string[] $columns An array of columns with column IDs as the keys 26 * and translated column names as the values. 27 */ 28 public function __construct( $screen, $columns = array() ) { 29 if ( is_string( $screen ) ) { 30 $screen = convert_to_screen( $screen ); 31 } 32 33 $this->_screen = $screen; 34 35 if ( ! empty( $columns ) ) { 36 $this->_columns = $columns; 37 add_filter( 'manage_' . $screen->id . '_columns', array( $this, 'get_columns' ), 0 ); 38 } 39 } 40 41 /** 42 * Gets a list of all, hidden, and sortable columns. 43 * 44 * @since 3.1.0 45 * 46 * @return array 47 */ 48 protected function get_column_info() { 49 $columns = get_column_headers( $this->_screen ); 50 $hidden = get_hidden_columns( $this->_screen ); 51 $sortable = array(); 52 $primary = $this->get_default_primary_column_name(); 53 54 return array( $columns, $hidden, $sortable, $primary ); 55 } 56 57 /** 58 * Gets a list of columns. 59 * 60 * @since 3.1.0 61 * 62 * @return array 63 */ 64 public function get_columns() { 65 return $this->_columns; 66 } 67 }