Genesis Single Post Navigation -- constants and filters for customizing and branding

gistfile1.aw

<?php

// since plugin version v1.5:

// Constants:

/**
 * Genesis Single Post Navigation: Reverse link direction
 */
define( 'GSPN_REVERSE_LINK_DIRECTION', TRUE );


// Filters:
/**
 * Customize previous post link:
 * @link https://gist.github.com/1576197
 */

/**
 * Customize next post link:
 * @link https://gist.github.com/1576203
 */


/** Customizing the whole tooltip output: */

add_filter( 'gspn_filter_previous_post_string', 'custom_gspn_filter_previous_post_string' );
/** Genesis Single Post Navigation: Custom Previous Tooltip String */
function custom_gspn_filter_previous_post_string() {
	return __( 'Custom previous post:', 'your-child-theme-text-domain' );
}

add_filter( 'gspn_filter_next_post_string', 'custom_gspn_filter_next_post_string' );
/** Genesis Single Post Navigation: Custom Next Tooltip String */
function custom_gspn_filter_next_post_string() {
	return __( 'Custom next post:', 'your-child-theme-text-domain' );
}

add_filter( 'gspn_filter_previous_post_tooltip', 'custom_gspn_previous_post_tooltip_output' );
/** Genesis Single Post Navigation: Custom Previous Tooltip Output */
function custom_gspn_previous_post_tooltip_output() {
	$gspn_custom_previous_data = get_adjacent_post( false, '', true );
	$gspn_custom_previous = __( 'Custom previous post:', 'your-child-theme-text-domain' ) . ' ' . esc_attr( get_the_title( $gspn_custom_previous_data ) );
	return $gspn_custom_previous;
}

add_filter( 'gspn_filter_next_post_tooltip', 'custom_gspn_next_post_tooltip_output' );
/** Genesis Single Post Navigation: Custom Next Tooltip Output */
function custom_gspn_next_post_tooltip_output() {
	$gspn_custom_next_data = get_adjacent_post( false, '', false );
	$gspn_custom_next = __( 'Custom next post:', 'your-child-theme-text-domain' ) . ' ' . esc_attr( get_the_title( $gspn_custom_next_data ) );
	return $gspn_custom_next;
}

Note: The above codes work with plugin version 1.5 or higher!

Extended explanation can be found at the plugin's page "FAQ" section at the bottom:
http://wordpress.org/extend/plugins/genesis-single-post-navigation/faq/

Download "Genesis Single Post Navigation" plugin at wordpress.org:
http://wordpress.org/extend/plugins/genesis-single-post-navigation/