resultview.php

<?php
namespace Bitrix\Sender\Connector;
 
use Bitrix\Main\ArgumentException;
use Bitrix\Sender\UI\PageNavigation;
 
Class ResultView
{
    const Title = 'title';
    const Draw = 'draw';
    const Filter = 'filter';
    const FilterModifier = 'filter-modifier';
    const ColumnModifier = 'column-modifier';
 
    protected $connector;
 
    protected $callbacks;
 
    protected $nav;
 
    public function __construct(Base $connector)
    {
        $this->connector = $connector;
    }
 
    public function setCallback($name, $callable)
    {
        if (!is_callable($callable))
        {
            throw new ArgumentException('Parameter \'callable\' should be callable.');
        }
 
        $this->callbacks[$name] = $callable;
 
        return $this;
    }
 
    protected function runCallback($name, array $arguments = [])
    {
        if (!isset($this->callbacks[$name]))
        {
            return null;
        }
 
        return call_user_func_array($this->callbacks[$name], $arguments);
    }
 
    public function getTitle()
    {
        return $this->runCallback(self::Title) ?: $this->connector->getName();
    }
 
    public function modifyFilter(array &$filter)
    {
        $this->runCallback(self::FilterModifier, [&$filter]);
    }
 
    public function modifyColumns(array &$columns)
    {
        $this->runCallback(self::ColumnModifier, [&$columns]);
    }
 
    public function setNav(PageNavigation $nav = null)
    {
        $this->nav = $nav;
        return $this;
    }
 
    public function getNav()
    {
        return $this->nav;
    }
 
    public function hasNav()
    {
        return !empty($this->nav);
    }
 
    public function onFilter()
    {
        $this->runCallback(self::Filter);
    }
 
    public function onDraw(array &$raw)
    {
        $this->runCallback(self::Draw, [&$raw]);
    }
}