Team:AHUT China/jquery.nice-select js

/* jQuery Nice Select - v1.1.0

   https://github.com/hernansartorio/jquery-nice-select
   Made by Hernán Sartorio  */

(function($) {

 $.fn.niceSelect = function(method) {
   
   // Methods
   if (typeof method == 'string') {      
     if (method == 'update') {
       this.each(function() {
         var $select = $(this);
         var $dropdown = $(this).next('.nice-select');
         var open = $dropdown.hasClass('open');
         
         if ($dropdown.length) {
           $dropdown.remove();
           create_nice_select($select);
           
           if (open) {
             $select.next().trigger('click');
           }
         }
       });
     } else if (method == 'destroy') {
       this.each(function() {
         var $select = $(this);
         var $dropdown = $(this).next('.nice-select');
         
         if ($dropdown.length) {
           $dropdown.remove();
           $select.css('display', );
         }
       });
       if ($('.nice-select').length == 0) {
         $(document).off('.nice_select');
       }
     } else {
       console.log('Method "' + method + '" does not exist.')
     }
     return this;
   }
     
   // Hide native select
   this.hide();
   
   // Create custom markup
   this.each(function() {
     var $select = $(this);
     
     if (!$select.next().hasClass('nice-select')) {
       create_nice_select($select);
     }
   });
   
   function create_nice_select($select) {

$select.after($('

')

       .addClass('nice-select')
       .addClass($select.attr('class') || )
       .addClass($select.attr('disabled') ? 'disabled' : )
       .attr('tabindex', $select.attr('disabled') ? null : '0')

.html('

')

     );
       
     var $dropdown = $select.next();
     var $options = $select.find('option');
     var $selected = $select.find('option:selected');
     
     $dropdown.find('.current').html($selected.data('display') || $selected.text());
     
     $options.each(function(i) {
       var $option = $(this);
       var display = $option.data('display');

$dropdown.find('ul').append($('

')

         .attr('data-value', $option.val())
         .attr('data-display', (display || null))
         .addClass('option' +
           ($option.is(':selected') ? ' selected' : ) +
           ($option.is(':disabled') ? ' disabled' : ))
         .html($option.text())
       );
     });
   }
   
   /* Event listeners */
   
   // Unbind existing events in case that the plugin has been initialized before
   $(document).off('.nice_select');
   
   // Open/close
   $(document).on('click.nice_select', '.nice-select', function(event) {
     var $dropdown = $(this);
     
     $('.nice-select').not($dropdown).removeClass('open');
     $dropdown.toggleClass('open');
     
     if ($dropdown.hasClass('open')) {
       $dropdown.find('.option');  
       $dropdown.find('.focus').removeClass('focus');
       $dropdown.find('.selected').addClass('focus');
     } else {
       $dropdown.focus();
     }
   });
   
   // Close when clicking outside
   $(document).on('click.nice_select', function(event) {
     if ($(event.target).closest('.nice-select').length === 0) {
       $('.nice-select').removeClass('open').find('.option');  
     }
   });
   
   // Option click
   $(document).on('click.nice_select', '.nice-select .option:not(.disabled)', function(event) {
     var $option = $(this);
     var $dropdown = $option.closest('.nice-select');
     
     $dropdown.find('.selected').removeClass('selected');
     $option.addClass('selected');
     
     var text = $option.data('display') || $option.text();
     $dropdown.find('.current').text(text);
     
     $dropdown.prev('select').val($option.data('value')).trigger('change');
   });

   // Keyboard events
   $(document).on('keydown.nice_select', '.nice-select', function(event) {    
     var $dropdown = $(this);
     var $focused_option = $($dropdown.find('.focus') || $dropdown.find('.list .option.selected'));
     
     // Space or Enter
     if (event.keyCode == 32 || event.keyCode == 13) {
       if ($dropdown.hasClass('open')) {
         $focused_option.trigger('click');
       } else {
         $dropdown.trigger('click');
       }
       return false;
     // Down
     } else if (event.keyCode == 40) {
       if (!$dropdown.hasClass('open')) {
         $dropdown.trigger('click');
       } else {
         var $next = $focused_option.nextAll('.option:not(.disabled)').first();
         if ($next.length > 0) {
           $dropdown.find('.focus').removeClass('focus');
           $next.addClass('focus');
         }
       }
       return false;
     // Up
     } else if (event.keyCode == 38) {
       if (!$dropdown.hasClass('open')) {
         $dropdown.trigger('click');
       } else {
         var $prev = $focused_option.prevAll('.option:not(.disabled)').first();
         if ($prev.length > 0) {
           $dropdown.find('.focus').removeClass('focus');
           $prev.addClass('focus');
         }
       }
       return false;
     // Esc
     } else if (event.keyCode == 27) {
       if ($dropdown.hasClass('open')) {
         $dropdown.trigger('click');
       }
     // Tab
     } else if (event.keyCode == 9) {
       if ($dropdown.hasClass('open')) {
         return false;
       }
     }
   });

   // Detect CSS pointer-events support, for IE <= 10. From Modernizr.
   var style = document.createElement('a').style;
   style.cssText = 'pointer-events:auto';
   if (style.pointerEvents !== 'auto') {
     $('html').addClass('no-csspointerevents');
   }
   
   return this;

 };

}(jQuery));