ublaboo / datagrid

	 * @return Filter\FilterSelect

	 * @throws DataGridException

	 */

	public function addFilterSelect($key, $name, array $options, $column = NULL)

	{

		$column = $column ?: $key;

		if (!is_string($column)) {

			throw new DataGridException("Filter Select can only filter in one column.");

		}

		$this->addFilterCheck($key);

		return $this->filters[$key] = new Filter\FilterSelect($this, $key, $name, $options, $column);

	}

	/**

	 * @return Filter\FilterSelect

	 * @throws DataGridException

	 */

	public function addFilterMultiSelect($key, $name, array $options, $column = NULL)

	{

		$column = $column ?: $key;

		if (!is_string($column)) {

			throw new DataGridException("Filter MultiSelect can only filter in one column.");

		}

		$this->addFilterCheck($key);

		return $this->filters[$key] = new Filter\FilterMultiSelect($this, $key, $name, $options, $column);

	}

	/**

	 * @return Filter\FilterDate

	 * @throws DataGridException

	 */

	public function addFilterDate($key, $name, $column = NULL)

	{

		$column = $column ?: $key;

		if (!is_string($column)) {

			throw new DataGridException("FilterDate can only filter in one column.");

		}

		$this->addFilterCheck($key);

		return $this->filters[$key] = new Filter\FilterDate($this, $key, $name, $column);

	}

	/**

	 * @return Filter\FilterRange

	 * @throws DataGridException

	 */

	public function addFilterRange($key, $name, $column = NULL, $name_second = '-')

	{

		$column = $column ?: $key;

		if (!is_string($column)) {

			throw new DataGridException("FilterRange can only filter in one column.");

		}

		$this->addFilterCheck($key);

		return $this->filters[$key] = new Filter\FilterRange($this, $key, $name, $column, $name_second);

	}

	/**

	 * @return Filter\FilterDateRange

	 * @throws DataGridException

	 */

	public function addFilterDateRange($key, $name, $column = NULL, $name_second = '-')

	{

		$column = $column ?: $key;

		if (!is_string($column)) {

			throw new DataGridException("FilterDateRange can only filter in one column.");

		}

		$this->addFilterCheck($key);

		return $this->filters[$key] = new Filter\FilterDateRange($this, $key, $name, $column, $name_second);

	}

	/**