Viewing file:  list-table.php (3.14 KB) -rw-rw-rw-
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<?php
/**
* Helper functions for displaying a list of items in an ajaxified HTML table.
*
* @package WordPress
* @subpackage List_Table
* @since 3.1.0
*/
/**
* Fetch an instance of a WP_List_Table class.
*
* @access private
* @since 3.1.0
*
* @param string $class The type of the list table, which is the class name.
* @param array $args Optional. Arguments to pass to the class. Accepts 'screen'.
* @return object|bool Object on success, false if the class does not exist.
*/
function _get_list_table( $class, $args = array() ) {
$core_classes = array(
//Site Admin
'WP_Posts_List_Table' => 'posts',
'WP_Media_List_Table' => 'media',
'WP_Terms_List_Table' => 'terms',
'WP_Users_List_Table' => 'users',
'WP_Comments_List_Table' => 'comments',
'WP_Post_Comments_List_Table' => 'comments',
'WP_Links_List_Table' => 'links',
'WP_Plugin_Install_List_Table' => 'plugin-install',
'WP_Themes_List_Table' => 'themes',
'WP_Theme_Install_List_Table' => array( 'themes', 'theme-install' ),
'WP_Plugins_List_Table' => 'plugins',
// Network Admin
'WP_MS_Sites_List_Table' => 'ms-sites',
'WP_MS_Users_List_Table' => 'ms-users',
'WP_MS_Themes_List_Table' => 'ms-themes',
);
if ( isset( $core_classes[ $class ] ) ) {
foreach ( (array) $core_classes[ $class ] as $required )
require_once( ABSPATH . 'wp-admin/includes/class-wp-' . $required . '-list-table.php' );
if ( isset( $args['screen'] ) )
$args['screen'] = convert_to_screen( $args['screen'] );
elseif ( isset( $GLOBALS['hook_suffix'] ) )
$args['screen'] = get_current_screen();
else
$args['screen'] = null;
return new $class( $args );
}
return false;
}
/**
* Register column headers for a particular screen.
*
* @since 2.7.0
*
* @param string $screen The handle for the screen to add help to. This is usually the hook name returned by the add_*_page() functions.
* @param array $columns An array of columns with column IDs as the keys and translated column names as the values
* @see get_column_headers(), print_column_headers(), get_hidden_columns()
*/
function register_column_headers($screen, $columns) {
$wp_list_table = new _WP_List_Table_Compat($screen, $columns);
}
/**
* Prints column headers for a particular screen.
*
* @since 2.7.0
*/
function print_column_headers($screen, $id = true) {
$wp_list_table = new _WP_List_Table_Compat($screen);
$wp_list_table->print_column_headers($id);
}
/**
* Helper class to be used only by back compat functions
*
* @since 3.1.0
*/
class _WP_List_Table_Compat extends WP_List_Table {
public $_screen;
public $_columns;
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 );
}
}
protected function get_column_info() {
$columns = get_column_headers( $this->_screen );
$hidden = get_hidden_columns( $this->_screen );
$sortable = array();
return array( $columns, $hidden, $sortable );
}
public function get_columns() {
return $this->_columns;
}
}
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