hasSymbolTrait.php

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<?php namespace ILIAS\GlobalScreen\Scope\MainMenu\Factory;

use ILIAS\UI\Component\Symbol\Symbol;

trait hasSymbolTrait
{
    protected $symbol;

    public function withSymbol(Symbol $symbol) : hasSymbol
    {
        // bugfix mantis 25526: make aria labels mandatory
        if (($symbol instanceof Icon\Icon || $symbol instanceof Glyph\Glyph)
            && ($symbol->getAriaLabel() === "")) {
            throw new \LogicException("the symbol's aria label MUST be set to ensure accessibility");
        }

        $clone = clone $this;
        $clone->symbol = $symbol;

        return $clone;
    }

    public function getSymbol() : Symbol
    {
        return $this->symbol;
    }

    public function hasSymbol() : bool
    {
        return $this->symbol instanceof Symbol;
    }
}