title: How can i check number of files selected with Fine Uploader?
body: <p>I am using manual uploading via Fine Uploader. Now i want to check that file has selected or not.</p>
  
  <pre><code>$(document).ready(function() {
      var fineuploader = new qq.FineUploader({
          element: $('#fine-uploader')[0],
          request: {
              endpoint: '&lt;?php echo site_url('pl_items/upload_images');?&gt;'
          },
          multiple: true,
          autoUpload: false,
          onLeave: false,
          validation: {
              allowedExtensions: ['jpeg', 'jpg', 'gif', 'png'],
              sizeLimit: 5120000 // 50 kB = 50 * 1024 bytes
          },
          text: { 
              uploadButton: '&lt;i class="icon-plus icon-white"&gt;&lt;/i&gt; Select Files' 
          },
          template: '&lt;div class="qq-uploader"&gt;' +
                    '&lt;pre class="qq-upload-drop-area"&gt;&lt;span&gt;{dragZoneText}&lt;/span&gt;&lt;/pre&gt;' +
                    '&lt;div class="qq-upload-button btn btn-danger"&gt;{uploadButtonText}&lt;/div&gt;' +
                    '&lt;div class="qq-drop-processing span1"&gt;&lt;span&gt;{dropProcessingText}&lt;/span&gt;&lt;span class="qq-drop-processing-spinner"&gt;&lt;/span&gt;&lt;/div&gt;' +
                    '&lt;div&gt;&lt;ul class="qq-upload-list"&gt;&lt;/ul&gt;&lt;/div&gt;' +
                     '&lt;/div&gt;',
          callbacks: {
              onComplete: function(id, name, response) {
                  $('#frmDetails').append('&lt;input type="hidden" name="pl_item_images[]" value="'+response.file_name+'"&gt;');
                  //$("#frmDetails").submit();
              }
          },
      });
  
      $('#submit_button').click(function() {
          fineuploader.uploadStoredFiles();
      });
  });
  </code></pre>