FieldSelection.php

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<?php
 
declare(strict_types=1);
 
namespace ILIAS\UI\Implementation\Component\Input\ViewControl;
 
use ILIAS\UI\Component\Input\ViewControl as VCInterface;
use ILIAS\UI\Implementation\Component\SignalGeneratorInterface;
use ILIAS\UI\Component\Signal;
use ILIAS\Data\Factory as DataFactory;
use ILIAS\Refinery\Factory as Refinery;
use ILIAS\Refinery\Transformation;
use ILIAS\UI\Implementation\Component\Input\Input;
 
class FieldSelection extends ViewControlInput implements VCInterface\FieldSelection
{
    protected Signal $internal_selection_signal;
    protected string $button_label = '';
    protected array $options;
 
    public function __construct(
        DataFactory $data_factory,
        Refinery $refinery,
        SignalGeneratorInterface $signal_generator,
        array $options
    ) {
        parent::__construct($data_factory, $refinery);
        $this->options =$options;
        $this->internal_selection_signal = $signal_generator->create();
    }
 
    protected function isClientSideValueOk($value): bool
    {
        return is_null($value) || is_array($value);
    }
 
    public function getInternalSignal(): Signal
    {
        return $this->internal_selection_signal;
    }
 
    public function getOptions(): array
    {
        return $this->options;
    }
 
    public function getButtonLabel(): string
    {
        return $this->button_label;
    }
 
    public function withButtonLabel(string $button_label): self
    {
        $clone = clone $this;
        $clone->button_label = $button_label;
        return $clone;
    }
 
    public function withAriaLabel(string $label): self
    {
        $clone = clone $this;
        $clone->label = $label;
        return $clone;
    }
}