replace is_null() function calls with native native language constuct

1 files changed, 10 insertions, 10 deletions

diff --git a/framework/Web/UI/ActiveControls/TActiveControlAdapter.php b/framework/Web/UI/ActiveControls/TActiveControlAdapter.php
index 34872f98..8c6ba430 100644
--- a/framework/Web/UI/ActiveControls/TActiveControlAdapter.php
+++ b/framework/Web/UI/ActiveControls/TActiveControlAdapter.php
@@ -64,7 +64,7 @@ class TActiveControlAdapter extends TControlAdapter
 	 */

 	protected function setBaseControlClass($type)

 	{

-		if(is_null($type))

+		if($type===null)

 		{

 			if($this->getControl() instanceof ICallbackEventHandler)

 				$this->_activeControlType = 'TBaseActiveCallbackControl';

@@ -117,7 +117,7 @@ class TActiveControlAdapter extends TControlAdapter
 	 */

 	public function getBaseActiveControl()

 	{

-		if(is_null($this->_baseActiveControl))

+		if($this->_baseActiveControl===null)

 		{

 			$type = $this->_activeControlType;

 			$this->_baseActiveControl = new $type($this->getControl());

@@ -161,7 +161,7 @@ class TActiveControlAdapter extends TControlAdapter
 	 */

 	public function saveState()

 	{

-		if(!is_null($this->_stateTracker)

+		if(($this->_stateTracker!==null)

 			&& $this->getControl()->getActiveControl()->canUpdateClientSide())

 		{

 			$this->_stateTracker->respondToChanges();

@@ -353,7 +353,7 @@ class TCallbackPageStateTracker
 	 */

 	protected function updateStyle($style)

 	{

-		if(!is_null($style['CssClass']))

+		if($style['CssClass']!==null)

 			$this->client()->setAttribute($this->_control, 'class', $style['CssClass']);

 		if(count($style['Style']) > 0)

 			$this->client()->setStyle($this->_control, $style['Style']);

@@ -487,9 +487,9 @@ class TStyleDiff extends TViewStateDiff
 	 */

 	protected function getCssClassDiff()

 	{

-		if(is_null($this->_old))

+		if($this->_old===null)

 		{

-			return !is_null($this->_new) && $this->_new->hasCssClass()

+			return ($this->_new!==null) && $this->_new->hasCssClass()

 						? $this->_new->getCssClass() : null;

 		}

 		else

@@ -515,13 +515,13 @@ class TStyleDiff extends TViewStateDiff
 	 */

 	public function getDifference()

 	{

-		if(is_null($this->_new))

+		if($this->_new===null)

 			return $this->_null;

 		else

 		{

 			$css = $this->getCssClassDiff();

 			$style = $this->getStyleDiff();

-			if(!is_null($css) || !is_null($style))

+			if(($css!==null) || ($style!==null))

 				return array('CssClass' => $css, 'Style' => $style);

 			else

 				$this->_null;

@@ -546,9 +546,9 @@ class TMapCollectionDiff extends TViewStateDiff
 	 */

 	public function getDifference()

 	{

-		if(is_null($this->_old))

+		if($this->_old===null)

 		{

-			return !is_null($this->_new) ? $this->_new->toArray() : $this->_null;

+			return ($this->_new!==null) ? $this->_new->toArray() : $this->_null;

 		}

 		else

 		{