Ticket #14252: garyc40.14252.diff

wp-admin/includes/class-wp-themes-list-table.php

@@ -47 +47 @@
                 unset( $themes[$ct->name] );
                 uksort( $themes, "strnatcasecmp" );
 
-                $per_page = 15;
+                $per_page = $this->get_items_per_page( 'themes_per_page', 15 );
                 $page = $this->get_pagenum();
 
                 $start = ( $page - 1 ) * $per_page;

wp-admin/includes/misc.php

@@ -346 +346 @@
                         case 'upload_per_page':
                         case 'edit_tags_per_page':
                         case 'plugins_per_page':
+                        case 'themes_per_page':
                         // Network admin
                         case 'sites_network_per_page':
                         case 'users_network_per_page':

wp-admin/themes.php

@@ -35 +35 @@
 $title = __('Manage Themes');
 $parent_file = 'themes.php';
 
+add_screen_option( 'per_page', array( 'label' => _x( 'Themes', 'themes per page (screen options)' ) ) );
+
 if ( current_user_can( 'switch_themes' ) ) :
 
 $help = '<p>' . __('Aside from the default theme included with your WordPress installation, themes are designed and developed by third parties.') . '</p>';