diff --git a/assets/js/grido.js b/assets/js/grido.js
index 36cc1246..84aa3bdb 100644
--- a/assets/js/grido.js
+++ b/assets/js/grido.js
@@ -68,11 +68,14 @@
          */
         initFilters: function()
         {
+            var that = this;
             $('.filter select, .filter [type=checkbox]', this.$element)
                 .off('change.grido')
-                .on('change.grido', this.sendFilterForm);
+                .on('change.grido', function(){
+                    that.sendFilterForm();
+                });
+
 
-            var that = this;
             $('.filter input, .filter textarea', this.$element)
                 .off('focus.grido')
                 .on('focus.grido', function() {
diff --git a/src/Components/Filters/Condition.php b/src/Components/Filters/Condition.php
index 39ea3622..3c245c12 100644
--- a/src/Components/Filters/Condition.php
+++ b/src/Components/Filters/Condition.php
@@ -12,6 +12,7 @@
 namespace Grido\Components\Filters;
 
 use Grido\Exception;
+use Nette;
 
 /**
  * Builds filter condition.
@@ -25,8 +26,11 @@
  * @property mixed $value
  * @property-read callable $callback
  */
-class Condition extends \Nette\Object
+class Condition
 {
+
+    use Nette\SmartObject;
+
     const OPERATOR_OR = 'OR';
     const OPERATOR_AND = 'AND';
 
diff --git a/src/Customization.php b/src/Customization.php
index 195c3820..a21c36aa 100644
--- a/src/Customization.php
+++ b/src/Customization.php
@@ -11,8 +11,7 @@
 
 namespace Grido;
 
-use Grido\Grid;
-use Nette\Object;
+use Nette;
 
 /**
  * Customization.
@@ -23,9 +22,11 @@
  * @property string|array $buttonClass
  * @property string|array $iconClass
  */
-class Customization extends Object
+class Customization
 {
 
+    use Nette\SmartObject;
+
     const TEMPLATE_DEFAULT = 'default';
     const TEMPLATE_BOOTSTRAP = 'bootstrap';
 
diff --git a/src/DataSources/ArraySource.php b/src/DataSources/ArraySource.php
index 04fff8d4..5b95e65b 100644
--- a/src/DataSources/ArraySource.php
+++ b/src/DataSources/ArraySource.php
@@ -13,8 +13,8 @@
 
 use Grido\Exception;
 use Grido\Components\Filters\Condition;
-
 use Nette\Utils\Strings;
+use Nette;
 
 /**
  * Array data source.
@@ -27,8 +27,10 @@
  * @property-read array $data
  * @property-read int $count
  */
-class ArraySource extends \Nette\Object implements IDataSource
+class ArraySource implements IDataSource
 {
+    use Nette\SmartObject;
+
     /** @var array */
     protected $data;
 
diff --git a/src/DataSources/DibiFluent.php b/src/DataSources/DibiFluent.php
index f0910f52..b75398de 100644
--- a/src/DataSources/DibiFluent.php
+++ b/src/DataSources/DibiFluent.php
@@ -12,6 +12,7 @@
 namespace Grido\DataSources;
 
 use Grido\Exception;
+use Nette;
 
 /**
  * Dibi Fluent data source.
@@ -26,8 +27,10 @@
  * @property-read int $count
  * @property-read array $data
  */
-class DibiFluent extends \Nette\Object implements IDataSource
+class DibiFluent  implements IDataSource
 {
+    use Nette\SmartObject;
+
     /** @var \DibiFluent */
     protected $fluent;
 
diff --git a/src/DataSources/Doctrine.php b/src/DataSources/Doctrine.php
index aba0e4f1..6c6925e3 100644
--- a/src/DataSources/Doctrine.php
+++ b/src/DataSources/Doctrine.php
@@ -17,6 +17,7 @@
 use Nette\Utils\Strings;
 use Nette\Utils\Random;
 use Doctrine\ORM\Tools\Pagination\Paginator;
+use Nette;
 
 /**
  * Doctrine data source.
@@ -32,8 +33,10 @@
  * @property-read int $count
  * @property-read array $data
  */
-class Doctrine extends \Nette\Object implements IDataSource
+class Doctrine implements IDataSource
 {
+    use Nette\SmartObject;
+
     /** @var \Doctrine\ORM\QueryBuilder */
     protected $qb;
 
diff --git a/src/DataSources/Model.php b/src/DataSources/Model.php
index 11775b7b..f895dab9 100644
--- a/src/DataSources/Model.php
+++ b/src/DataSources/Model.php
@@ -12,6 +12,7 @@
 namespace Grido\DataSources;
 
 use Grido\Exception;
+use Nette;
 
 /**
  * Model of data source.
@@ -22,8 +23,10 @@
  *
  * @property-read IDataSource $dataSource
  */
-class Model extends \Nette\Object
+class Model
 {
+    use Nette\SmartObject;
+
     /** @var array */
     public $callback = [];
 
diff --git a/src/DataSources/NetteDatabase.php b/src/DataSources/NetteDatabase.php
index bd389a39..03b7d774 100644
--- a/src/DataSources/NetteDatabase.php
+++ b/src/DataSources/NetteDatabase.php
@@ -13,6 +13,7 @@
 
 use Grido\Exception;
 use Grido\Components\Filters\Condition;
+use Nette;
 
 /**
  * Nette Database data source.
@@ -25,8 +26,10 @@
  * @property-read int $count
  * @property-read array $data
  */
-class NetteDatabase extends \Nette\Object implements IDataSource
+class NetteDatabase implements IDataSource
 {
+    use Nette\SmartObject;
+
     /** @var \Nette\Database\Table\Selection */
     protected $selection;
 
diff --git a/src/Grid.php b/src/Grid.php
index 3f95b403..f8a4e2b1 100644
--- a/src/Grid.php
+++ b/src/Grid.php
@@ -135,6 +135,22 @@ class Grid extends Components\Container
     /** @var Customization */
     protected $customization;
 
+    /**
+     * Grid constructor.
+     */
+    public function __construct()
+    {
+        parent::__construct();
+        list($parent, $name) = func_get_args() + [null, null];
+        if ($parent !== null) {
+            $parent->addComponent($this, $name);
+
+        } elseif (is_string($name)) {
+            $this->name = $name;
+        }
+    }
+
+
     /**
      * Sets a model that implements the interface Grido\DataSources\IDataSource or data-source object.
      * @param mixed $model
diff --git a/src/Translations/FileTranslator.php b/src/Translations/FileTranslator.php
index 4fde6561..ce828a39 100644
--- a/src/Translations/FileTranslator.php
+++ b/src/Translations/FileTranslator.php
@@ -12,6 +12,7 @@
 namespace Grido\Translations;
 
 use Grido\Exception;
+use Nette;
 
 /**
  * Simple file translator.
@@ -20,8 +21,10 @@
  * @subpackage  Translations
  * @author      Petr Bugyík
  */
-class FileTranslator extends \Nette\Object implements \Nette\Localization\ITranslator
+class FileTranslator implements \Nette\Localization\ITranslator
 {
+    use Nette\SmartObject;
+
     /** @var array */
     protected $translations = [];