shortcode-ui-settings.php

<?php
function shortcode_ui() {

	if( ! function_exists( 'shortcode_ui_register_for_shortcode' ) )
		return;

  $fields = array(
    array(
      'label'       => 'Background Color',
      'attr'        => 'background_color',
      'type'        => 'select',
      'options'     => array(
        ''          => 'White',
        'green'     => 'Green',
        'blue'      => 'Blue',
        'orange'    => 'Orange',
        'black'     => 'Black'
      )
    ),
    array(
      'label'       => 'Image',
      'attr'        => 'image',
      'type'        => 'attachment',
      'libraryType' => array( 'image' ),
      'addButton'   => 'Banner Image',
      'frameTitle'  => 'Banner Image'
    ),
    array(
      'label'       => 'Image Position',
      'attr'        => 'image-position',
      'type'        => 'select',
      'options'     => array(
        'left'      => 'Left',
        'right'     => 'Right'
      )
    )
  );

  $shortcode_ui_args = array(
    'label'         => 'Banner',
    'listItemImage' => 'dashicons-align-center',
    'inner_content' => array(
      'label'       => 'Content'
    ),
    'attrs'         => $fields
  );

  shortcode_ui_register_for_shortcode( 'limecuda_banner', $shortcode_ui_args );
}