public function preview( $preview_size ) {
		$output = '<div class="uix-image-control-wrapper" id="' . esc_attr( $this->id() ) . '-wrap">';
		if ( null !== $this->get_value() ) {
			$output .= $this->get_preview( $preview_size );
		}
		$output .= '</div>';

		return $output;
	}
public function preview( $preview_size ) {
		$output = '<div class="uix-image-control-wrapper" id="' . esc_attr( $this->id() ) . '-wrap">';
		if ( null !== $this->get_value() ) {
			$output .= $this->get_preview( $preview_size );
		}
		$output .= '</div>';

		return $output;
	}
public function preview ( $ preview_size ) { $ output = '<div class="uix-image-control-wrapper" id="' . esc_attr ( $ this -> id ( ) ) . '-wrap">' ; if ( null !== $ this -> get_value ( ) ) { $ output .= $ this -> get_preview ( $ preview_size ) ; } $ output .= '</div>' ; return $ output ; }
Returns code needed for the preview image.

@since  3.0.0
@see    \uix\ui\uix
@access public

@param string $preview_size The size of the preview image.

@return string HTML string of the preview.
Returns code needed for the preview image .