]> scripts.mit.edu Git - autoinstalls/wordpress.git/blobdiff - wp-admin/includes/screen.php
WordPress 3.9.1-scripts
[autoinstalls/wordpress.git] / wp-admin / includes / screen.php
index 85ab71248f93ba048bc7543f06a5bcf10b5ef182..7d4ec8815240cdd10057ee85c993445db0e1949d 100644 (file)
@@ -20,8 +20,22 @@ function get_column_headers( $screen ) {
 
        static $column_headers = array();
 
-       if ( ! isset( $column_headers[ $screen->id ] ) )
+       if ( ! isset( $column_headers[ $screen->id ] ) ) {
+
+               /**
+                * Filter the column headers for a list table on a specific screen.
+                *
+                * The dynamic portion of the hook name, $screen->id, refers to the
+                * ID of a specific screen. For example, the screen ID for the Posts
+                * list table is edit-post, so the filter for that screen would be
+                * manage_edit-post_columns.
+                *
+                * @since 3.0.0
+                *
+                * @param array $columns An array of column headers. Default empty.
+                */
                $column_headers[ $screen->id ] = apply_filters( 'manage_' . $screen->id . '_columns', array() );
+       }
 
        return $column_headers[ $screen->id ];
 }
@@ -101,9 +115,28 @@ function get_hidden_meta_boxes( $screen ) {
                        else
                                $hidden = array( 'slugdiv' );
                }
+
+               /**
+                * Filter the default list of hidden meta boxes.
+                *
+                * @since 3.1.0
+                *
+                * @param array     $hidden An array of meta boxes hidden by default.
+                * @param WP_Screen $screen WP_Screen object of the current screen.
+                */
                $hidden = apply_filters( 'default_hidden_meta_boxes', $hidden, $screen );
        }
 
+       /**
+        * Filter the list of hidden meta boxes.
+        *
+        * @since 3.3.0
+        *
+        * @param array     $hidden       An array of hidden meta boxes.
+        * @param WP_Screen $screen       WP_Screen object of the current screen.
+        * @param bool      $use_defaults Whether to show the default meta boxes.
+        *                                Default true.
+        */
        return apply_filters( 'hidden_meta_boxes', $hidden, $screen, $use_defaults );
 }
 
@@ -502,6 +535,14 @@ final class WP_Screen {
                $current_screen = $this;
                $taxnow = $this->taxonomy;
                $typenow = $this->post_type;
+
+               /**
+                * Fires after the current screen has been set.
+                *
+                * @since 3.0.0
+                *
+                * @param WP_Screen $current_screen Current WP_Screen object.
+                */
                do_action( 'current_screen', $current_screen );
        }
 
@@ -747,14 +788,46 @@ final class WP_Screen {
         */
        public function render_screen_meta() {
 
-               // Call old contextual_help_list filter.
+               /**
+                * Filter the legacy contextual help list.
+                *
+                * @since 2.7.0
+                * @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
+                *                   get_current_screen()->remove_help_tab() instead.
+                *
+                * @param array     $old_compat_help Old contextual help.
+                * @param WP_Screen $this            Current WP_Screen instance.
+                */
                self::$_old_compat_help = apply_filters( 'contextual_help_list', self::$_old_compat_help, $this );
 
                $old_help = isset( self::$_old_compat_help[ $this->id ] ) ? self::$_old_compat_help[ $this->id ] : '';
+
+               /**
+                * Filter the legacy contextual help text.
+                *
+                * @since 2.7.0
+                * @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
+                *                   get_current_screen()->remove_help_tab() instead.
+                *
+                * @param string    $old_help  Help text that appears on the screen.
+                * @param string    $screen_id Screen ID.
+                * @param WP_Screen $this      Current WP_Screen instance.
+                *
+                */
                $old_help = apply_filters( 'contextual_help', $old_help, $this->id, $this );
 
                // Default help only if there is no old-style block of text and no new-style help tabs.
                if ( empty( $old_help ) && ! $this->get_help_tabs() ) {
+
+                       /**
+                        * Filter the default legacy contextual help text.
+                        *
+                        * @since 2.8.0
+                        * @deprecated 3.3.0 Use get_current_screen()->add_help_tab() or
+                        *                   get_current_screen()->remove_help_tab() instead.
+                        *
+                        * @param string $old_help_default Default contextual help text.
+                        */
                        $default_help = apply_filters( 'default_contextual_help', '' );
                        if ( $default_help )
                                $old_help = '<p>' . $default_help . '</p>';
@@ -835,7 +908,18 @@ final class WP_Screen {
                <?php
                // Setup layout columns
 
-               // Back compat for plugins using the filter instead of add_screen_option()
+               /**
+                * Filter the array of screen layout columns.
+                *
+                * This hook provides back-compat for plugins using the back-compat
+                * filter instead of add_screen_option().
+                *
+                * @since 2.8.0
+                *
+                * @param array     $empty_columns Empty array.
+                * @param string    $screen_id     Screen ID.
+                * @param WP_Screen $this          Current WP_Screen instance.
+                */
                $columns = apply_filters( 'screen_layout_columns', array(), $this->id, $this );
 
                if ( ! empty( $columns ) && isset( $columns[ $this->id ] ) )
@@ -892,11 +976,31 @@ final class WP_Screen {
                                break;
                }
 
+               /**
+                * Filter the screen settings text displayed in the Screen Options tab.
+                *
+                * This filter is currently only used on the Widgets screen to enable
+                * accessibility mode.
+                *
+                * @since 3.0.0
+                *
+                * @param string    $screen_settings Screen settings.
+                * @param WP_Screen $this            WP_Screen object.
+                */
                $this->_screen_settings = apply_filters( 'screen_settings', $this->_screen_settings, $this );
 
                if ( $this->_screen_settings || $this->_options )
                        $show_screen = true;
 
+               /**
+                * Filter whether to show the Screen Options tab.
+                *
+                * @since 3.2.0
+                *
+                * @param bool      $show_screen Whether to show Screen Options tab.
+                *                               Default true.
+                * @param WP_Screen $this        Current WP_Screen instance.
+                */
                $this->_show_screen_options = apply_filters( 'screen_options_show_screen', $show_screen, $this );
                return $this->_show_screen_options;
        }
@@ -1034,16 +1138,22 @@ final class WP_Screen {
 
                if ( 'edit_comments_per_page' == $option ) {
                        $comment_status = isset( $_REQUEST['comment_status'] ) ? $_REQUEST['comment_status'] : 'all';
+
+                       /** This filter is documented in wp-admin/includes/class-wp-comments-list-table.php */
                        $per_page = apply_filters( 'comments_per_page', $per_page, $comment_status );
                } elseif ( 'categories_per_page' == $option ) {
+                       /** This filter is documented in wp-admin/includes/class-wp-terms-list-table.php */
                        $per_page = apply_filters( 'edit_categories_per_page', $per_page );
                } else {
+                       /** This filter is documented in wp-admin/includes/class-wp-list-table.php */
                        $per_page = apply_filters( $option, $per_page );
                }
 
                // Back compat
-               if ( isset( $this->post_type ) )
+               if ( isset( $this->post_type ) ) {
+                       /** This filter is documented in wp-admin/includes/class-wp-posts-list-table.php */
                        $per_page = apply_filters( 'edit_posts_per_page', $per_page, $this->post_type );
+               }
 
                ?>
                <div class="screen-options">