WordPress WP List Table

Current Generators

• Settings Menu page with Handlers
• WP List Table
• Form Generator (new/edit)

################# ------WP List Table----####################

wp-list-core

<?php

if ( ! class_exists ( 'WP_List_Table' ) ) {
    require_once ABSPATH . 'wp-admin/includes/class-wp-list-table.php';
}

/**
 * List table class
 */
class Table_class extends WP_List_Table {

    function __construct() {
        parent::__construct( array(
            'singular' => 'book',
            'plural'   => 'books',
            'ajax'     => false
        ) );
    }

    function get_table_classes() {
        return array( 'widefat', 'fixed', 'striped', $this->_args['plural'] );
    }

    /**
     * Message to show if no designation found
     *
     * @return void
     */
    function no_items() {
        _e( 'No book found', 'textdomain' );
    }

    /**
     * Default column values if no callback found
     *
     * @param  object  $item
     * @param  string  $column_name
     *
     * @return string
     */
    function column_default( $item, $column_name ) {

        switch ( $column_name ) {
            case 'book_title':
                return $item->book_title;

            case 'book_dic':
                return $item->book_dic;

            default:
                return isset( $item->$column_name ) ? $item->$column_name : '';
        }
    }

    /**
     * Get the column names
     *
     * @return array
     */
    function get_columns() {
        $columns = array(
            'cb'           => '<input type="checkbox" />',
            'book_title'      => __( 'Book Title', 'textdomain' ),
            'book_dic'      => __( 'Book Dic', 'textdomain' ),

        );

        return $columns;
    }

    /**
     * Render the designation name column
     *
     * @param  object  $item
     *
     * @return string
     */
    function column_book_title( $item ) {

        $actions           = array();
        $actions['edit']   = sprintf( '<a href="%s" data-id="%d" title="%s">%s</a>', admin_url( 'admin.php?page=test-page&action=edit&id=' . $item->id ), $item->id, __( 'Edit this item', 'textdomain' ), __( 'Edit', 'textdomain' ) );
        $actions['delete'] = sprintf( '<a href="%s" class="submitdelete" data-id="%d" title="%s">%s</a>', admin_url( 'admin.php?page=test-page&action=delete&id=' . $item->id ), $item->id, __( 'Delete this item', 'textdomain' ), __( 'Delete', 'textdomain' ) );

        return sprintf( '<a href="%1$s"><strong>%2$s</strong></a> %3$s', admin_url( 'admin.php?page=test-page&action=view&id=' . $item->id ), $item->book_title, $this->row_actions( $actions ) );
    }

    /**
     * Get sortable columns
     *
     * @return array
     */
    function get_sortable_columns() {
        $sortable_columns = array(
            'name' => array( 'name', true ),
        );

        return $sortable_columns;
    }

    /**
     * Set the bulk actions
     *
     * @return array
     */
    function get_bulk_actions() {
        $actions = array(
            'trash'  => __( 'Move to Trash', 'textdomain' ),
        );
        return $actions;
    }

    /**
     * Render the checkbox column
     *
     * @param  object  $item
     *
     * @return string
     */
    function column_cb( $item ) {
        return sprintf(
            '<input type="checkbox" name="book_id[]" value="%d" />', $item->id
        );
    }

    /**
     * Set the views
     *
     * @return array
     */
    public function get_views_() {
        $status_links   = array();
        $base_link      = admin_url( 'admin.php?page=sample-page' );

        foreach ($this->counts as $key => $value) {
            $class = ( $key == $this->page_status ) ? 'current' : 'status-' . $key;
            $status_links[ $key ] = sprintf( '<a href="%s" class="%s">%s <span class="count">(%s)</span></a>', add_query_arg( array( 'status' => $key ), $base_link ), $class, $value['label'], $value['count'] );
        }

        return $status_links;
    }

    /**
     * Prepare the class items
     *
     * @return void
     */
    function prepare_items() {

        $columns               = $this->get_columns();
        $hidden                = array( );
        $sortable              = $this->get_sortable_columns();
        $this->_column_headers = array( $columns, $hidden, $sortable );

        $per_page              = 15;
        $current_page          = $this->get_pagenum();
        $offset                = ( $current_page -1 ) * $per_page;
        $this->page_status     = isset( $_GET['status'] ) ? sanitize_text_field( $_GET['status'] ) : '2';

        // only ncessary because we have sample data
        $args = array(
            'offset' => $offset,
            'number' => $per_page,
        );

        if ( isset( $_REQUEST['orderby'] ) && isset( $_REQUEST['order'] ) ) {
            $args['orderby'] = $_REQUEST['orderby'];
            $args['order']   = $_REQUEST['order'] ;
        }

        $this->items  = wp_get_all_book( $args );

        $this->set_pagination_args( array(
            'total_items' => wp_get_book_count(),
            'per_page'    => $per_page
        ) );
    }
}
?>




//////////////////////////////--------------function-------------//////////

Function getvaluees

<?php /**
 * Get all book
 *
 * @param $args array
 *
 * @return array
 */  function wp_get_all_book( $args = array()  )  {  global $wpdb; $defaults = array(  'number'  =>  20,  'offset'  =>  0,  'orderby'  =>  'id',  'order'  =>  'ASC',  ); $args = wp_parse_args( $args, $defaults ); $cache_key =  'book-all'; $items = wp_cache_get( $cache_key,  'textdomain'  );  if  (  false  === $items )  { $items = $wpdb->get_results(  'SELECT * FROM '  . $wpdb->prefix .  'book_db ORDER BY '  . $args['orderby']  .' '  . $args['order']  .' LIMIT '  . $args['offset']  .  ', '  . $args['number']  ); wp_cache_set( $cache_key, $items,  'textdomain'  );  }  return $items;  }  /**
 * Fetch all book from database
 *
 * @return array
 */  function wp_get_book_count()  {  global $wpdb;  return  (int) $wpdb->get_var(  'SELECT COUNT(*) FROM '  . $wpdb->prefix .  'book_db'  );  }  /**
 * Fetch a single book from database
 *
 * @param int   $id
 *
 * @return array
 */  function wp_get_book( $id =  0  )  {  global $wpdb;  return $wpdb->get_row( $wpdb->prepare(  'SELECT * FROM '  . $wpdb->prefix .  'book_db WHERE id = %d', $id )  );  }
 
 
 
 
 
 
 
 ////////////////////////////----------------------html---------------------//////////////////////

HTML tabel view

 <div class="wrap">
    <h2><?php _e(  'The Book',  'textdomain'  );  ?> <a href="<?php echo admin_url(  'admin.php?page=test-page&action=new'  );  ?>" class="add-new-h2"><?php _e(  'Add New',  'textdomain'  );  ?></a></h2>
    <form method="post">
        <input type="hidden" name="page" value="ttest_list_table">
        <?php
            $list_table =  new  Table_class(); $list_table->prepare_items(); $list_table->search_box(  'search',  'search_id'  ); $list_table->display();  ?>
    </form>
</div>