<?php

/**
 * This file is part of the Nette Framework (https://nette.org)
 * Copyright (c) 2004 David Grudl (https://davidgrudl.com)
 */
declare (strict_types=1);
namespace Packetery\Nette\Forms\Controls;

/**
 * Submittable image button form control.
 */
class ImageButton extends SubmitButton
{
    /**
     * @param  string  $src  URI of the image
     * @param  string  $alt  alternate text for the image
     */
    public function __construct(string $src = null, string $alt = null)
    {
        parent::__construct();
        $this->control->type = 'image';
        $this->control->src = $src;
        $this->control->alt = $alt;
    }
    public function loadHttpData() : void
    {
        parent::loadHttpData();
        $this->value = $this->value ? [(int) \array_shift($this->value), (int) \array_shift($this->value)] : null;
    }
    public function getHtmlName() : string
    {
        return parent::getHtmlName() . '[]';
    }
}