这是一个快速选项页面，您可以使用get_pages 作用这个Settings API 负责为您保存选项。然后您可以使用get_option 在模板中加载选项数组，以及get_post 加载与保存在选项中的ID关联的post数据。

add_action( \'admin_init\', \'russ_options_init\' );
add_action( \'admin_menu\', \'russ_options_page\' );

function russ_options_init(){
    register_setting(
        \'russ_options_group\',
        \'russ_options\',
        \'russ_options_validate\'
    );
}

function russ_options_page() {
    add_options_page(
        \'Russ Options\',
        \'Russ Options\',
        \'manage_options\',
        \'russ_options\',
        \'russ_render_options\'
    );
}

function russ_render_options() {
    ?>
    <div class="wrap">
        <form method="post" action="options.php">
            <?php
            settings_fields( \'russ_options_group\' );
            $options = get_option( \'russ_options\' );
            ?>
            <table class="form-table">
                <tr valign="top"><th scope="row">Choose a page</th>
                    <td>
                        <select name="russ_options[page_id]">
                            <?php
                            if( $pages = get_pages() ){
                                foreach( $pages as $page ){
                                    echo \'<option value="\' . $page->ID . \'" \' . selected( $page->ID, $options[\'page_id\'] ) . \'>\' . $page->post_title . \'</option>\';
                                }
                            }
                            ?>
                        </select>
                    </td>
                </tr>
            </table>
            <p class="submit">
                <input type="submit" class="button-primary" value="<?php _e(\'Save Changes\') ?>" />
            </p>
        </form>
    </div>
    <?php   
}

function russ_options_validate( $input ) {
    // do some validation here if necessary
    return $input;
}