TbJsonPickerColumn.php

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<?php
class TbJsonPickerColumn extends TbJsonDataColumn
{
        public $class = 'picker';

        public $pickerOptions = array();

        public function init()
        {
                if (!$this->class) {
                        $this->class = 'picker';
                }
                $this->registerClientScript();
        }

        public function renderDataCellContent($row, $data)
        {

                if ($this->value !== null) {
                        $value = $this->evaluateExpression($this->value, array('data' => $data, 'row' => $row));
                } else if ($this->name !== null) {
                        $value = CHtml::value($data, $this->name);
                }

                $class = preg_replace('/\s+/', '.', $this->class);
                $value = !isset($value) ? $this->grid->nullDisplay : $this->grid->getFormatter()->format($value, $this->type);
                $value = CHtml::link($value, '#', array('class' => $class));

                if ($this->grid->json) {
                        return $value;
                }
                echo $value;
                return;
        }

        public function registerClientScript()
        {
                $cs = Yii::app()->getClientScript();

                $cs->registerPackage('picker');

                $pickerOptions = CJavaScript::encode($this->pickerOptions);
                $gridId = $this->grid->id;
                $class = preg_replace('/\s+/', '.', $this->class);

                // Registering script to properly open *only* the picker for which corresponding toggler was clicked,
                // and close all other pickers.
                $cs->registerScript(
                        __CLASS__ . '#' . $this->id,
                        <<<ENDL
$(document).on('click','#{$gridId} a.{$class}', function() {
        if ($(this).hasClass('pickeron')) {
                $(this).removeClass('pickeron').picker('toggle');
                return;
        }
        $('#{$gridId} a.pickeron')
                .removeClass('pickeron')
                .each(function (i, elem) {
                        $(elem).picker('toggle');
                });
        $(this)
                .picker({$pickerOptions})
                .picker('toggle').addClass('pickeron'); return false;
});
ENDL
                );
        }

}