wp-content/themes/twentyfourteen/js/keyboard-image-navigation.js

   1 /**
   2  * Twenty Fourteen keyboard support for image navigation.
   3  */
   4 ( function( $ ) {
   5         $( document ).on( 'keydown.twentyfourteen', function( e ) {
   6                 var url = false;
   7
   8                 // Left arrow key code.
   9                 if ( e.which === 37 ) {
  10                         url = $( '.previous-image a' ).attr( 'href' );
  11
  12                 // Right arrow key code.
  13                 } else if ( e.which === 39 ) {
  14                         url = $( '.entry-attachment a' ).attr( 'href' );
  15                 }
  16
  17                 if ( url && ( ! $( 'textarea, input' ).is( ':focus' ) ) ) {
  18                         window.location = url;
  19                 }
  20         } );
  21 } )( jQuery );