text: var sidebar = Vue.component(
      'sidebar', {
          props: {
              'saveAnnotationResult': Function,
              'loadAnnotationResult': Function,
              'saveLabels': Function,
              'loadLabels': Function,
              'loadFiles': Function
          },
        template: `
            <ul>
                <li><a class="subheader">Images</a></li>
                <li><a @click="loadFiles"><i class="material-icons">save</i>Load images from folder</a></li>
                <div class="divider"></div>
  
                <li><a class="subheader">Annotation result</a></li>
                <li><a @click="saveAnnotationResult"><i class="material-icons">save</i>Save annotation result file</a></li>
                <li><a @click="loadAnnotationResult"><i class="material-icons">insert_drive_file</i>Load annotation result file</a></li>
                <div class="divider"></div>
  
                <li><a class="subheader">Label file</a></li>
                <li><a @click="saveLabels"><i class="material-icons">file_download</i>Save label file</a></li>
                <li><a @click=" loadLabels"><i class="material-icons">file_upload</i>Load label file</a></li>
            </ul>`,
  });
  
  