3 * WordPress Administration Screen API.
6 * @subpackage Administration
10 * Get the column headers for a screen
14 * @param string|WP_Screen $screen The screen you want the headers for
15 * @return array Containing the headers in the format id => UI String
17 function get_column_headers( $screen ) {
18 if ( is_string( $screen ) )
19 $screen = convert_to_screen( $screen );
21 static $column_headers = array();
23 if ( ! isset( $column_headers[ $screen->id ] ) ) {
26 * Filter the column headers for a list table on a specific screen.
28 * The dynamic portion of the hook name, `$screen->id`, refers to the
29 * ID of a specific screen. For example, the screen ID for the Posts
30 * list table is edit-post, so the filter for that screen would be
31 * manage_edit-post_columns.
35 * @param array $columns An array of column headers. Default empty.
37 $column_headers[ $screen->id ] = apply_filters( "manage_{$screen->id}_columns", array() );
40 return $column_headers[ $screen->id ];
44 * Get a list of hidden columns.
48 * @param string|WP_Screen $screen The screen you want the hidden columns for
51 function get_hidden_columns( $screen ) {
52 if ( is_string( $screen ) )
53 $screen = convert_to_screen( $screen );
55 return (array) get_user_option( 'manage' . $screen->id . 'columnshidden' );
59 * Prints the meta box preferences for screen meta.
63 * @param WP_Screen $screen
65 function meta_box_prefs( $screen ) {
66 global $wp_meta_boxes;
68 if ( is_string( $screen ) )
69 $screen = convert_to_screen( $screen );
71 if ( empty($wp_meta_boxes[$screen->id]) )
74 $hidden = get_hidden_meta_boxes($screen);
76 foreach ( array_keys($wp_meta_boxes[$screen->id]) as $context ) {
77 foreach ( array_keys($wp_meta_boxes[$screen->id][$context]) as $priority ) {
78 foreach ( $wp_meta_boxes[$screen->id][$context][$priority] as $box ) {
79 if ( false == $box || ! $box['title'] )
81 // Submit box cannot be hidden
82 if ( 'submitdiv' == $box['id'] || 'linksubmitdiv' == $box['id'] )
85 echo '<label for="' . $box_id . '-hide">';
86 echo '<input class="hide-postbox-tog" name="' . $box_id . '-hide" type="checkbox" id="' . $box_id . '-hide" value="' . $box_id . '"' . (! in_array($box_id, $hidden) ? ' checked="checked"' : '') . ' />';
87 echo "{$box['title']}</label>\n";
94 * Get Hidden Meta Boxes
98 * @param string|WP_Screen $screen Screen identifier
99 * @return array Hidden Meta Boxes
101 function get_hidden_meta_boxes( $screen ) {
102 if ( is_string( $screen ) )
103 $screen = convert_to_screen( $screen );
105 $hidden = get_user_option( "metaboxhidden_{$screen->id}" );
107 $use_defaults = ! is_array( $hidden );
109 // Hide slug boxes by default
110 if ( $use_defaults ) {
112 if ( 'post' == $screen->base ) {
113 if ( 'post' == $screen->post_type || 'page' == $screen->post_type || 'attachment' == $screen->post_type )
114 $hidden = array('slugdiv', 'trackbacksdiv', 'postcustom', 'postexcerpt', 'commentstatusdiv', 'commentsdiv', 'authordiv', 'revisionsdiv');
116 $hidden = array( 'slugdiv' );
120 * Filter the default list of hidden meta boxes.
124 * @param array $hidden An array of meta boxes hidden by default.
125 * @param WP_Screen $screen WP_Screen object of the current screen.
127 $hidden = apply_filters( 'default_hidden_meta_boxes', $hidden, $screen );
131 * Filter the list of hidden meta boxes.
135 * @param array $hidden An array of hidden meta boxes.
136 * @param WP_Screen $screen WP_Screen object of the current screen.
137 * @param bool $use_defaults Whether to show the default meta boxes.
140 return apply_filters( 'hidden_meta_boxes', $hidden, $screen, $use_defaults );
144 * Register and configure an admin screen option
148 * @param string $option An option name.
149 * @param mixed $args Option-dependent arguments.
151 function add_screen_option( $option, $args = array() ) {
152 $current_screen = get_current_screen();
154 if ( ! $current_screen )
157 $current_screen->add_option( $option, $args );
161 * Get the current screen object
165 * @return WP_Screen Current screen object
167 function get_current_screen() {
168 global $current_screen;
170 if ( ! isset( $current_screen ) )
173 return $current_screen;
177 * Set the current screen object
181 * @param mixed $hook_name Optional. The hook name (also known as the hook suffix) used to determine the screen,
182 * or an existing screen object.
184 function set_current_screen( $hook_name = '' ) {
185 WP_Screen::get( $hook_name )->set_current_screen();
189 * A class representing the admin screen.
194 final class WP_Screen {
196 * Any action associated with the screen. 'add' for *-add.php and *-new.php screens. Empty otherwise.
205 * The base type of the screen. This is typically the same as $id but with any post types and taxonomies stripped.
206 * For example, for an $id of 'edit-post' the base is 'edit'.
215 * The number of columns to display. Access with get_columns().
221 private $columns = 0;
224 * The unique ID of the screen.
233 * Which admin the screen is in. network | user | site | false
242 * Whether the screen is in the network admin.
244 * Deprecated. Use in_admin() instead.
254 * Whether the screen is in the user admin.
256 * Deprecated. Use in_admin() instead.
266 * The base menu parent.
267 * This is derived from $parent_file by removing the query string and any .php extension.
268 * $parent_file values of 'edit.php?post_type=page' and 'edit.php?post_type=post' have a $parent_base of 'edit'.
277 * The parent_file for the screen per the admin menu system.
278 * Some $parent_file values are 'edit.php?post_type=page', 'edit.php', and 'options-general.php'.
287 * The post type associated with the screen, if any.
288 * The 'edit.php?post_type=page' screen has a post type of 'page'.
289 * The 'edit-tags.php?taxonomy=$taxonomy&post_type=page' screen has a post type of 'page'.
298 * The taxonomy associated with the screen, if any.
299 * The 'edit-tags.php?taxonomy=category' screen has a taxonomy of 'category'.
307 * The help tab data associated with the screen, if any.
313 private $_help_tabs = array();
316 * The help sidebar data associated with screen, if any.
322 private $_help_sidebar = '';
325 * Stores old string-based help.
327 private static $_old_compat_help = array();
330 * The screen options associated with screen, if any.
336 private $_options = array();
339 * The screen object registry.
345 private static $_registry = array();
348 * Stores the result of the public show_screen_options function.
354 private $_show_screen_options;
357 * Stores the 'screen_settings' section of screen options.
363 private $_screen_settings;
366 * Fetches a screen object.
371 * @param string|WP_Screen $hook_name Optional. The hook name (also known as the hook suffix) used to determine the screen.
372 * Defaults to the current $hook_suffix global.
373 * @return WP_Screen Screen object.
375 public static function get( $hook_name = '' ) {
377 if ( $hook_name instanceof WP_Screen ) {
381 $post_type = $taxonomy = null;
388 $id = $GLOBALS['hook_suffix'];
390 // For those pesky meta boxes.
391 if ( $hook_name && post_type_exists( $hook_name ) ) {
393 $id = 'post'; // changes later. ends up being $base.
395 if ( '.php' == substr( $id, -4 ) )
396 $id = substr( $id, 0, -4 );
398 if ( 'post-new' == $id || 'link-add' == $id || 'media-new' == $id || 'user-new' == $id ) {
399 $id = substr( $id, 0, -4 );
404 if ( ! $post_type && $hook_name ) {
405 if ( '-network' == substr( $id, -8 ) ) {
406 $id = substr( $id, 0, -8 );
407 $in_admin = 'network';
408 } elseif ( '-user' == substr( $id, -5 ) ) {
409 $id = substr( $id, 0, -5 );
413 $id = sanitize_key( $id );
414 if ( 'edit-comments' != $id && 'edit-tags' != $id && 'edit-' == substr( $id, 0, 5 ) ) {
415 $maybe = substr( $id, 5 );
416 if ( taxonomy_exists( $maybe ) ) {
419 } elseif ( post_type_exists( $maybe ) ) {
428 if ( defined( 'WP_NETWORK_ADMIN' ) && WP_NETWORK_ADMIN )
429 $in_admin = 'network';
430 elseif ( defined( 'WP_USER_ADMIN' ) && WP_USER_ADMIN )
436 if ( 'index' == $id )
438 elseif ( 'front' == $id )
443 // If this is the current screen, see if we can be more accurate for post types and taxonomies.
444 if ( ! $hook_name ) {
445 if ( isset( $_REQUEST['post_type'] ) )
446 $post_type = post_type_exists( $_REQUEST['post_type'] ) ? $_REQUEST['post_type'] : false;
447 if ( isset( $_REQUEST['taxonomy'] ) )
448 $taxonomy = taxonomy_exists( $_REQUEST['taxonomy'] ) ? $_REQUEST['taxonomy'] : false;
452 if ( isset( $_GET['post'] ) )
453 $post_id = (int) $_GET['post'];
454 elseif ( isset( $_POST['post_ID'] ) )
455 $post_id = (int) $_POST['post_ID'];
460 $post = get_post( $post_id );
462 $post_type = $post->post_type;
466 if ( null === $post_type && is_object_in_taxonomy( 'post', $taxonomy ? $taxonomy : 'post_tag' ) )
474 if ( null === $post_type )
479 if ( null === $post_type )
481 $id .= '-' . $post_type;
484 if ( null === $taxonomy )
485 $taxonomy = 'post_tag';
486 // The edit-tags ID does not contain the post type. Look for it in the request.
487 if ( null === $post_type ) {
489 if ( isset( $_REQUEST['post_type'] ) && post_type_exists( $_REQUEST['post_type'] ) )
490 $post_type = $_REQUEST['post_type'];
493 $id = 'edit-' . $taxonomy;
497 if ( 'network' == $in_admin ) {
500 } elseif ( 'user' == $in_admin ) {
505 if ( isset( self::$_registry[ $id ] ) ) {
506 $screen = self::$_registry[ $id ];
507 if ( $screen === get_current_screen() )
510 $screen = new WP_Screen();
514 $screen->base = $base;
515 $screen->action = $action;
516 $screen->post_type = (string) $post_type;
517 $screen->taxonomy = (string) $taxonomy;
518 $screen->is_user = ( 'user' == $in_admin );
519 $screen->is_network = ( 'network' == $in_admin );
520 $screen->in_admin = $in_admin;
522 self::$_registry[ $id ] = $screen;
528 * Makes the screen object the current screen.
530 * @see set_current_screen()
533 public function set_current_screen() {
534 global $current_screen, $taxnow, $typenow;
535 $current_screen = $this;
536 $taxnow = $this->taxonomy;
537 $typenow = $this->post_type;
540 * Fires after the current screen has been set.
544 * @param WP_Screen $current_screen Current WP_Screen object.
546 do_action( 'current_screen', $current_screen );
555 private function __construct() {}
558 * Indicates whether the screen is in a particular admin
562 * @param string $admin The admin to check against (network | user | site).
563 * If empty any of the three admins will result in true.
564 * @return boolean True if the screen is in the indicated admin, false otherwise.
567 public function in_admin( $admin = null ) {
568 if ( empty( $admin ) )
569 return (bool) $this->in_admin;
571 return ( $admin == $this->in_admin );
575 * Sets the old string-based contextual help for the screen.
577 * For backwards compatibility.
581 * @param WP_Screen $screen A screen object.
582 * @param string $help Help text.
584 public static function add_old_compat_help( $screen, $help ) {
585 self::$_old_compat_help[ $screen->id ] = $help;
589 * Set the parent information for the screen.
590 * This is called in admin-header.php after the menu parent for the screen has been determined.
594 * @param string $parent_file The parent file of the screen. Typically the $parent_file global.
596 public function set_parentage( $parent_file ) {
597 $this->parent_file = $parent_file;
598 list( $this->parent_base ) = explode( '?', $parent_file );
599 $this->parent_base = str_replace( '.php', '', $this->parent_base );
603 * Adds an option for the screen.
604 * Call this in template files after admin.php is loaded and before admin-header.php is loaded to add screen options.
608 * @param string $option Option ID
609 * @param mixed $args Option-dependent arguments.
611 public function add_option( $option, $args = array() ) {
612 $this->_options[ $option ] = $args;
616 * Remove an option from the screen.
620 * @param string $option Option ID.
622 public function remove_option( $option ) {
623 unset( $this->_options[ $option ] );
627 * Remove all options from the screen.
631 public function remove_options() {
632 $this->_options = array();
636 * Get the options registered for the screen.
640 * @return array Options with arguments.
642 public function get_options() {
643 return $this->_options;
647 * Gets the arguments for an option for the screen.
651 * @param string $option Option name.
652 * @param string $key Optional. Specific array key for when the option is an array.
654 * @return string The option value if set, null otherwise.
656 public function get_option( $option, $key = false ) {
657 if ( ! isset( $this->_options[ $option ] ) )
660 if ( isset( $this->_options[ $option ][ $key ] ) )
661 return $this->_options[ $option ][ $key ];
664 return $this->_options[ $option ];
668 * Gets the help tabs registered for the screen.
672 * @return array Help tabs with arguments.
674 public function get_help_tabs() {
675 return $this->_help_tabs;
679 * Gets the arguments for a help tab.
683 * @param string $id Help Tab ID.
684 * @return array Help tab arguments.
686 public function get_help_tab( $id ) {
687 if ( ! isset( $this->_help_tabs[ $id ] ) )
689 return $this->_help_tabs[ $id ];
693 * Add a help tab to the contextual help for the screen.
694 * Call this on the load-$pagenow hook for the relevant screen.
699 * - string - title - Title for the tab.
700 * - string - id - Tab ID. Must be HTML-safe.
701 * - string - content - Help tab content in plain text or HTML. Optional.
702 * - callback - callback - A callback to generate the tab content. Optional.
705 public function add_help_tab( $args ) {
712 $args = wp_parse_args( $args, $defaults );
714 $args['id'] = sanitize_html_class( $args['id'] );
716 // Ensure we have an ID and title.
717 if ( ! $args['id'] || ! $args['title'] )
720 // Allows for overriding an existing tab with that ID.
721 $this->_help_tabs[ $args['id'] ] = $args;
725 * Removes a help tab from the contextual help for the screen.
729 * @param string $id The help tab ID.
731 public function remove_help_tab( $id ) {
732 unset( $this->_help_tabs[ $id ] );
736 * Removes all help tabs from the contextual help for the screen.
740 public function remove_help_tabs() {
741 $this->_help_tabs = array();
745 * Gets the content from a contextual help sidebar.
749 * @return string Contents of the help sidebar.
751 public function get_help_sidebar() {
752 return $this->_help_sidebar;
756 * Add a sidebar to the contextual help for the screen.
757 * Call this in template files after admin.php is loaded and before admin-header.php is loaded to add a sidebar to the contextual help.
761 * @param string $content Sidebar content in plain text or HTML.
763 public function set_help_sidebar( $content ) {
764 $this->_help_sidebar = $content;
768 * Gets the number of layout columns the user has selected.
770 * The layout_columns option controls the max number and default number of
771 * columns. This method returns the number of columns within that range selected
772 * by the user via Screen Options. If no selection has been made, the default
773 * provisioned in layout_columns is returned. If the screen does not support
774 * selecting the number of layout columns, 0 is returned.
778 * @return int Number of columns to display.
780 public function get_columns() {
781 return $this->columns;
785 * Render the screen's help section.
787 * This will trigger the deprecated filters for backwards compatibility.
791 public function render_screen_meta() {
794 * Filter the legacy contextual help list.
797 * @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
798 * get_current_screen()->remove_help_tab() instead.
800 * @param array $old_compat_help Old contextual help.
801 * @param WP_Screen $this Current WP_Screen instance.
803 self::$_old_compat_help = apply_filters( 'contextual_help_list', self::$_old_compat_help, $this );
805 $old_help = isset( self::$_old_compat_help[ $this->id ] ) ? self::$_old_compat_help[ $this->id ] : '';
808 * Filter the legacy contextual help text.
811 * @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
812 * get_current_screen()->remove_help_tab() instead.
814 * @param string $old_help Help text that appears on the screen.
815 * @param string $screen_id Screen ID.
816 * @param WP_Screen $this Current WP_Screen instance.
819 $old_help = apply_filters( 'contextual_help', $old_help, $this->id, $this );
821 // Default help only if there is no old-style block of text and no new-style help tabs.
822 if ( empty( $old_help ) && ! $this->get_help_tabs() ) {
825 * Filter the default legacy contextual help text.
828 * @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
829 * get_current_screen()->remove_help_tab() instead.
831 * @param string $old_help_default Default contextual help text.
833 $default_help = apply_filters( 'default_contextual_help', '' );
835 $old_help = '<p>' . $default_help . '</p>';
839 $this->add_help_tab( array(
840 'id' => 'old-contextual-help',
841 'title' => __('Overview'),
842 'content' => $old_help,
846 $help_sidebar = $this->get_help_sidebar();
848 $help_class = 'hidden';
849 if ( ! $help_sidebar )
850 $help_class .= ' no-sidebar';
854 <div id="screen-meta" class="metabox-prefs">
856 <div id="contextual-help-wrap" class="<?php echo esc_attr( $help_class ); ?>" tabindex="-1" aria-label="<?php esc_attr_e('Contextual Help Tab'); ?>">
857 <div id="contextual-help-back"></div>
858 <div id="contextual-help-columns">
859 <div class="contextual-help-tabs">
862 $class = ' class="active"';
863 foreach ( $this->get_help_tabs() as $tab ) :
864 $link_id = "tab-link-{$tab['id']}";
865 $panel_id = "tab-panel-{$tab['id']}";
868 <li id="<?php echo esc_attr( $link_id ); ?>"<?php echo $class; ?>>
869 <a href="<?php echo esc_url( "#$panel_id" ); ?>" aria-controls="<?php echo esc_attr( $panel_id ); ?>">
870 <?php echo esc_html( $tab['title'] ); ?>
880 <?php if ( $help_sidebar ) : ?>
881 <div class="contextual-help-sidebar">
882 <?php echo $help_sidebar; ?>
886 <div class="contextual-help-tabs-wrap">
888 $classes = 'help-tab-content active';
889 foreach ( $this->get_help_tabs() as $tab ):
890 $panel_id = "tab-panel-{$tab['id']}";
893 <div id="<?php echo esc_attr( $panel_id ); ?>" class="<?php echo $classes; ?>">
895 // Print tab content.
896 echo $tab['content'];
898 // If it exists, fire tab callback.
899 if ( ! empty( $tab['callback'] ) )
900 call_user_func_array( $tab['callback'], array( $this, $tab ) );
904 $classes = 'help-tab-content';
911 // Setup layout columns
914 * Filter the array of screen layout columns.
916 * This hook provides back-compat for plugins using the back-compat
917 * filter instead of add_screen_option().
921 * @param array $empty_columns Empty array.
922 * @param string $screen_id Screen ID.
923 * @param WP_Screen $this Current WP_Screen instance.
925 $columns = apply_filters( 'screen_layout_columns', array(), $this->id, $this );
927 if ( ! empty( $columns ) && isset( $columns[ $this->id ] ) )
928 $this->add_option( 'layout_columns', array('max' => $columns[ $this->id ] ) );
930 if ( $this->get_option( 'layout_columns' ) ) {
931 $this->columns = (int) get_user_option("screen_layout_$this->id");
933 if ( ! $this->columns && $this->get_option( 'layout_columns', 'default' ) )
934 $this->columns = $this->get_option( 'layout_columns', 'default' );
936 $GLOBALS[ 'screen_layout_columns' ] = $this->columns; // Set the global for back-compat.
938 // Add screen options
939 if ( $this->show_screen_options() )
940 $this->render_screen_options();
944 if ( ! $this->get_help_tabs() && ! $this->show_screen_options() )
947 <div id="screen-meta-links">
948 <?php if ( $this->get_help_tabs() ) : ?>
949 <div id="contextual-help-link-wrap" class="hide-if-no-js screen-meta-toggle">
950 <a href="#contextual-help-wrap" id="contextual-help-link" class="show-settings" aria-controls="contextual-help-wrap" aria-expanded="false"><?php _e( 'Help' ); ?></a>
953 if ( $this->show_screen_options() ) : ?>
954 <div id="screen-options-link-wrap" class="hide-if-no-js screen-meta-toggle">
955 <a href="#screen-options-wrap" id="show-settings-link" class="show-settings" aria-controls="screen-options-wrap" aria-expanded="false"><?php _e( 'Screen Options' ); ?></a>
962 public function show_screen_options() {
963 global $wp_meta_boxes;
965 if ( is_bool( $this->_show_screen_options ) )
966 return $this->_show_screen_options;
968 $columns = get_column_headers( $this );
970 $show_screen = ! empty( $wp_meta_boxes[ $this->id ] ) || $columns || $this->get_option( 'per_page' );
972 switch ( $this->base ) {
974 $this->_screen_settings = '<p><a id="access-on" href="widgets.php?widgets-access=on">' . __('Enable accessibility mode') . '</a><a id="access-off" href="widgets.php?widgets-access=off">' . __('Disable accessibility mode') . "</a></p>\n";
977 $expand = '<div class="editor-expand hidden"><label for="editor-expand-toggle">';
978 $expand .= '<input type="checkbox" id="editor-expand-toggle"' . checked( get_user_setting( 'editor_expand', 'on' ), 'on', false ) . ' />';
979 $expand .= __( 'Enable full-height editor and distraction-free functionality.' ) . '</label></div>';
980 $this->_screen_settings = $expand;
983 $this->_screen_settings = '';
988 * Filter the screen settings text displayed in the Screen Options tab.
990 * This filter is currently only used on the Widgets screen to enable
991 * accessibility mode.
995 * @param string $screen_settings Screen settings.
996 * @param WP_Screen $this WP_Screen object.
998 $this->_screen_settings = apply_filters( 'screen_settings', $this->_screen_settings, $this );
1000 if ( $this->_screen_settings || $this->_options )
1001 $show_screen = true;
1004 * Filter whether to show the Screen Options tab.
1008 * @param bool $show_screen Whether to show Screen Options tab.
1010 * @param WP_Screen $this Current WP_Screen instance.
1012 $this->_show_screen_options = apply_filters( 'screen_options_show_screen', $show_screen, $this );
1013 return $this->_show_screen_options;
1017 * Render the screen options tab.
1021 public function render_screen_options() {
1022 global $wp_meta_boxes;
1024 $columns = get_column_headers( $this );
1025 $hidden = get_hidden_columns( $this );
1028 <div id="screen-options-wrap" class="hidden" tabindex="-1" aria-label="<?php esc_attr_e('Screen Options Tab'); ?>">
1029 <form id="adv-settings" method="post">
1030 <?php if ( isset( $wp_meta_boxes[ $this->id ] ) || $this->get_option( 'per_page' ) || ( $columns && empty( $columns['_title'] ) ) ) : ?>
1031 <h5><?php _e( 'Show on screen' ); ?></h5>
1035 if ( isset( $wp_meta_boxes[ $this->id ] ) ) : ?>
1036 <div class="metabox-prefs">
1038 meta_box_prefs( $this );
1040 if ( 'dashboard' === $this->id && has_action( 'welcome_panel' ) && current_user_can( 'edit_theme_options' ) ) {
1041 if ( isset( $_GET['welcome'] ) ) {
1042 $welcome_checked = empty( $_GET['welcome'] ) ? 0 : 1;
1043 update_user_meta( get_current_user_id(), 'show_welcome_panel', $welcome_checked );
1045 $welcome_checked = get_user_meta( get_current_user_id(), 'show_welcome_panel', true );
1046 if ( 2 == $welcome_checked && wp_get_current_user()->user_email != get_option( 'admin_email' ) )
1047 $welcome_checked = false;
1049 echo '<label for="wp_welcome_panel-hide">';
1050 echo '<input type="checkbox" id="wp_welcome_panel-hide"' . checked( (bool) $welcome_checked, true, false ) . ' />';
1051 echo _x( 'Welcome', 'Welcome panel' ) . "</label>\n";
1054 <br class="clear" />
1058 if ( ! empty( $columns['_title'] ) ) : ?>
1059 <h5><?php echo $columns['_title']; ?></h5>
1061 <div class="metabox-prefs">
1063 $special = array('_title', 'cb', 'comment', 'media', 'name', 'title', 'username', 'blogname');
1065 foreach ( $columns as $column => $title ) {
1066 // Can't hide these for they are special
1067 if ( in_array( $column, $special ) )
1069 if ( empty( $title ) )
1072 if ( 'comments' == $column )
1073 $title = __( 'Comments' );
1074 $id = "$column-hide";
1075 echo '<label for="' . $id . '">';
1076 echo '<input class="hide-column-tog" name="' . $id . '" type="checkbox" id="' . $id . '" value="' . $column . '"' . checked( !in_array($column, $hidden), true, false ) . ' />';
1077 echo "$title</label>\n";
1080 <br class="clear" />
1084 $this->render_screen_layout();
1085 $this->render_per_page_options();
1086 echo $this->_screen_settings;
1089 <div><?php wp_nonce_field( 'screen-options-nonce', 'screenoptionnonce', false ); ?></div>
1096 * Render the option for number of columns on the page
1100 public function render_screen_layout() {
1101 if ( ! $this->get_option('layout_columns') )
1104 $screen_layout_columns = $this->get_columns();
1105 $num = $this->get_option( 'layout_columns', 'max' );
1108 <h5 class="screen-layout"><?php _e('Screen Layout'); ?></h5>
1109 <div class='columns-prefs'><?php
1110 _e('Number of Columns:');
1111 for ( $i = 1; $i <= $num; ++$i ):
1113 <label class="columns-prefs-<?php echo $i; ?>">
1114 <input type='radio' name='screen_columns' value='<?php echo esc_attr( $i ); ?>'
1115 <?php checked( $screen_layout_columns, $i ); ?> />
1116 <?php echo esc_html( $i ); ?>
1125 * Render the items per page option
1129 public function render_per_page_options() {
1130 if ( null === $this->get_option( 'per_page' ) ) {
1134 $per_page_label = $this->get_option( 'per_page', 'label' );
1135 if ( null === $per_page_label ) {
1136 $per_page_label = __( 'Number of items per page:' );
1139 $option = $this->get_option( 'per_page', 'option' );
1141 $option = str_replace( '-', '_', "{$this->id}_per_page" );
1144 $per_page = (int) get_user_option( $option );
1145 if ( empty( $per_page ) || $per_page < 1 ) {
1146 $per_page = $this->get_option( 'per_page', 'default' );
1147 if ( ! $per_page ) {
1152 if ( 'edit_comments_per_page' == $option ) {
1153 $comment_status = isset( $_REQUEST['comment_status'] ) ? $_REQUEST['comment_status'] : 'all';
1155 /** This filter is documented in wp-admin/includes/class-wp-comments-list-table.php */
1156 $per_page = apply_filters( 'comments_per_page', $per_page, $comment_status );
1157 } elseif ( 'categories_per_page' == $option ) {
1158 /** This filter is documented in wp-admin/includes/class-wp-terms-list-table.php */
1159 $per_page = apply_filters( 'edit_categories_per_page', $per_page );
1161 /** This filter is documented in wp-admin/includes/class-wp-list-table.php */
1162 $per_page = apply_filters( $option, $per_page );
1166 if ( isset( $this->post_type ) ) {
1167 /** This filter is documented in wp-admin/includes/class-wp-posts-list-table.php */
1168 $per_page = apply_filters( 'edit_posts_per_page', $per_page, $this->post_type );
1172 <div class="screen-options">
1173 <?php if ( $per_page_label ) : ?>
1174 <label for="<?php echo esc_attr( $option ); ?>"><?php echo $per_page_label; ?></label>
1175 <input type="number" step="1" min="1" max="999" class="screen-per-page" name="wp_screen_options[value]"
1176 id="<?php echo esc_attr( $option ); ?>" maxlength="3"
1177 value="<?php echo esc_attr( $per_page ); ?>" />
1180 echo get_submit_button( __( 'Apply' ), 'button', 'screen-options-apply', false ); ?>
1181 <input type="hidden" name="wp_screen_options[option]" value="<?php echo esc_attr( $option ); ?>" />