diff --git a/Projects/Editor/Source/Editor/Components/Default/CDefaultEditor.cpp b/Projects/Editor/Source/Editor/Components/Default/CDefaultEditor.cpp
index 9088f9fa5..9c2a9db39 100644
--- a/Projects/Editor/Source/Editor/Components/Default/CDefaultEditor.cpp
+++ b/Projects/Editor/Source/Editor/Components/Default/CDefaultEditor.cpp
@@ -363,15 +363,40 @@ namespace Skylicht
 				}
 				else if (valueProperty->getType() == EPropertyDataType::Object)
 				{
-					// sub objects
-					CObjectSerializable* arrayObject = (CObjectSerializable*)valueProperty;
-					CSubject<CObjectSerializable*>* subject = new CSubject<CObjectSerializable*>(arrayObject);
+					CObjectSerializable* object = (CObjectSerializable*)valueProperty;
+					CSubject<CObjectSerializable*>* subject = new CSubject<CObjectSerializable*>(object);
 
+					// header
 					GUI::CCollapsibleGroup* group = ui->addSubGroup(layout);
 					group->getHeader()->setLabel(ui->getPrettyName(valueProperty->Name));
-
 					GUI::CBoxLayout* layout = ui->createBoxLayout(group);
-					initDataGUI(arrayObject, layout, ui);
+
+					if (object->isArray())
+					{
+						CArraySerializable* arrayObject = (CArraySerializable*)object;
+
+						if (arrayObject->OnCreateElement != nullptr)
+						{
+							// add input to add elements
+							CSubject<int>* count = new CSubject<int>(arrayObject->getElementCount());
+							m_subjects.push_back(count);
+
+							ui->addNumberTextBox(layout, L"Count", count);
+
+							CObserver* observer = new CObserver();
+							observer->Notify = [&, arrayObject, count, o = observer](ISubject* subject, IObserver* from)
+							{
+								if (from != o)
+								{
+									// updateData();
+								}
+							};
+							count->addObserver(observer, true);
+						}
+					}
+
+					// Show child data
+					initDataGUI(object, layout, ui);
 
 					m_subjects.push_back(subject);
 				}
diff --git a/Projects/Editor/Source/Editor/Space/Property/CSpaceProperty.cpp b/Projects/Editor/Source/Editor/Space/Property/CSpaceProperty.cpp
index a72980a2c..1f416f0a6 100644
--- a/Projects/Editor/Source/Editor/Space/Property/CSpaceProperty.cpp
+++ b/Projects/Editor/Source/Editor/Space/Property/CSpaceProperty.cpp
@@ -594,6 +594,50 @@ namespace Skylicht
 			boxLayout->endVertical();
 		}
 
+		void CSpaceProperty::addNumberTextBox(GUI::CBoxLayout* boxLayout, const wchar_t* name, CSubject<int>* value)
+		{
+			GUI::CLayout* layout = boxLayout->beginVertical();
+
+			GUI::CLabel* label = new GUI::CLabel(layout);
+			label->setPadding(GUI::SMargin(0.0f, 2.0, 0.0f, 0.0f));
+			label->setString(name);
+			label->setTextAlignment(GUI::TextRight);
+
+			GUI::CNumberInput* input = new GUI::CNumberInput(layout);
+			input->setNumberType(GUI::ENumberInputType::Integer);
+			input->alwayFocusTextbox(true);
+
+			wchar_t text[32];
+			swprintf(text, 32, L"%d", value->get());
+			input->setString(text);
+
+			CSpaceProperty::SGroup* group = getGroupByLayout(boxLayout);
+			if (group != NULL)
+			{
+				CObserver* onChange = new CObserver();
+				onChange->Notify = [me = onChange, target = input](ISubject* subject, IObserver* from)
+				{
+					if (from != me)
+					{
+						CSubject<std::wstring>* value = (CSubject<std::wstring>*)subject;
+						target->setString(value->get());
+					}
+				};
+
+				// when input text change
+				IObserver* observer = value->addObserver(onChange);
+				input->OnEnter = [value, input, observer](GUI::CBase* base) {
+					value->set(input->getValueInt());
+					value->notify(observer);
+				};
+
+				// hold observer to release later			
+				group->Observer.push_back(observer);
+			}
+
+			boxLayout->endVertical();
+		}
+
 		void CSpaceProperty::addCheckBox(GUI::CBoxLayout* boxLayout, const wchar_t* name, CSubject<bool>* value)
 		{
 			GUI::CLayout* layout = boxLayout->beginVertical();
diff --git a/Projects/Editor/Source/Editor/Space/Property/CSpaceProperty.h b/Projects/Editor/Source/Editor/Space/Property/CSpaceProperty.h
index b30833090..52210d556 100644
--- a/Projects/Editor/Source/Editor/Space/Property/CSpaceProperty.h
+++ b/Projects/Editor/Source/Editor/Space/Property/CSpaceProperty.h
@@ -105,6 +105,8 @@ namespace Skylicht
 
 			void addTextBox(GUI::CBoxLayout* boxLayout, const wchar_t* name, CSubject<std::wstring>* value);
 
+			void addNumberTextBox(GUI::CBoxLayout* boxLayout, const wchar_t* name, CSubject<int>* value);
+
 			void addCheckBox(GUI::CBoxLayout* boxLayout, const wchar_t* name, CSubject<bool>* value);
 
 			void addComboBox(GUI::CBoxLayout* boxLayout, const wchar_t* name, CSubject<std::wstring>* value, const std::vector<std::wstring>& listValue);
diff --git a/Projects/Editor/Source/GUI/Controls/CNumberInput.cpp b/Projects/Editor/Source/GUI/Controls/CNumberInput.cpp
index 8703f7e32..2c999f48e 100644
--- a/Projects/Editor/Source/GUI/Controls/CNumberInput.cpp
+++ b/Projects/Editor/Source/GUI/Controls/CNumberInput.cpp
@@ -41,6 +41,7 @@ namespace Skylicht
 				m_mouseDownX(0.0f),
 				m_mouseDownY(0.0f),
 				m_focusTextbox(false),
+				m_alwayFocusTextbox(false),
 				m_value(0.0f),
 				m_stepValue(1.0f),
 				m_mousePress(false),
@@ -58,7 +59,7 @@ namespace Skylicht
 
 			void CNumberInput::think()
 			{
-				if (m_focusTextbox)
+				if (m_focusTextbox || m_alwayFocusTextbox)
 					CTextBox::think();
 				else
 				{
@@ -84,6 +85,9 @@ namespace Skylicht
 			{
 				CTextBox::renderUnder();
 
+				if (m_alwayFocusTextbox)
+					return;
+
 				if (m_drawTextbox && isHovered() && !m_focusTextbox)
 				{
 					CTheme* theme = CTheme::getTheme();
@@ -98,6 +102,15 @@ namespace Skylicht
 				// disable default textbox focus
 			}
 
+			void CNumberInput::alwayFocusTextbox(bool b)
+			{
+				m_alwayFocusTextbox = b;
+				if (b)
+					setCursor(ECursorType::Beam);
+				else
+					setCursor(ECursorType::SizeWE);
+			}
+
 			void CNumberInput::onTabableFocus()
 			{
 				CTextBox::onKeyboardFocus();
@@ -124,7 +137,22 @@ namespace Skylicht
 			{
 				m_mousePress = down;
 
-				if (m_focusTextbox == true)
+				if (m_alwayFocusTextbox)
+				{
+					if (down)
+						CTextBox::onKeyboardFocus();
+
+					CTextBox::onMouseClickLeft(x, y, down);
+
+					if (down)
+					{
+						onSelectAll(this);
+						setCursor(ECursorType::Beam);
+					}
+					return;
+				}
+
+				if (m_focusTextbox)
 				{
 					// default textbox function
 					CTextBox::onMouseClickLeft(x, y, down);
@@ -220,6 +248,8 @@ namespace Skylicht
 				}
 				else if (c == '\r')
 				{
+					if (OnEnter != nullptr)
+						OnEnter(this);
 					onLostKeyboardFocus();
 					return true;
 				}
diff --git a/Projects/Editor/Source/GUI/Controls/CNumberInput.h b/Projects/Editor/Source/GUI/Controls/CNumberInput.h
index 1537c08b7..cea82a032 100644
--- a/Projects/Editor/Source/GUI/Controls/CNumberInput.h
+++ b/Projects/Editor/Source/GUI/Controls/CNumberInput.h
@@ -40,6 +40,7 @@ namespace Skylicht
 				float m_cursorX;
 				float m_cursorY;
 
+				bool m_alwayFocusTextbox;
 				bool m_focusTextbox;
 
 				float m_stepValue;
@@ -100,6 +101,8 @@ namespace Skylicht
 					m_numberType = type;
 				}
 
+				void alwayFocusTextbox(bool b);
+
 			protected:
 
 				void applyTextValue();
diff --git a/Projects/Editor/Source/ProjectSettings/CObjectLayer.cpp b/Projects/Editor/Source/ProjectSettings/CObjectLayer.cpp
index 0c89f3cac..b2a105899 100644
--- a/Projects/Editor/Source/ProjectSettings/CObjectLayer.cpp
+++ b/Projects/Editor/Source/ProjectSettings/CObjectLayer.cpp
@@ -38,7 +38,7 @@ namespace Skylicht
 			for (int i = 0; i < 16; i++)
 			{
 				sprintf(name, "%d", i);
-				addAutoRelease(new CStringProperty(this, name, ""));
+				autoRelease(new CStringProperty(this, name, ""));
 			}
 
 			setName(0, "Default");
diff --git a/Projects/Skylicht/Components/Source/SkyBox/CSkyBox.cpp b/Projects/Skylicht/Components/Source/SkyBox/CSkyBox.cpp
index 4a90add76..4ae403f4c 100644
--- a/Projects/Skylicht/Components/Source/SkyBox/CSkyBox.cpp
+++ b/Projects/Skylicht/Components/Source/SkyBox/CSkyBox.cpp
@@ -72,9 +72,9 @@ namespace Skylicht
 
 		std::vector<std::string> textureExts = { "tga","png" };
 
-		object->addAutoRelease(new CFilePathProperty(object, "texture", m_texture.c_str(), textureExts));
-		object->addAutoRelease(new CColorProperty(object, "color", m_color));
-		object->addAutoRelease(new CFloatProperty(object, "intensity", m_intensity, 0.0f, 3.0f));
+		object->autoRelease(new CFilePathProperty(object, "texture", m_texture.c_str(), textureExts));
+		object->autoRelease(new CColorProperty(object, "color", m_color));
+		object->autoRelease(new CFloatProperty(object, "intensity", m_intensity, 0.0f, 3.0f));
 
 		return object;
 	}
diff --git a/Projects/Skylicht/Components/Source/SkyDome/CSkyDome.cpp b/Projects/Skylicht/Components/Source/SkyDome/CSkyDome.cpp
index f19f73cb7..e000f1cee 100644
--- a/Projects/Skylicht/Components/Source/SkyDome/CSkyDome.cpp
+++ b/Projects/Skylicht/Components/Source/SkyDome/CSkyDome.cpp
@@ -74,9 +74,9 @@ namespace Skylicht
 
 		std::vector<std::string> textureExts = { "tga","png" };
 
-		object->addAutoRelease(new CFilePathProperty(object, "texture", m_texture.c_str(), textureExts));
-		object->addAutoRelease(new CColorProperty(object, "color", m_color));
-		object->addAutoRelease(new CFloatProperty(object, "intensity", m_intensity, 0.0f, 3.0f));
+		object->autoRelease(new CFilePathProperty(object, "texture", m_texture.c_str(), textureExts));
+		object->autoRelease(new CColorProperty(object, "color", m_color));
+		object->autoRelease(new CFloatProperty(object, "intensity", m_intensity, 0.0f, 3.0f));
 
 		return object;
 	}
diff --git a/Projects/Skylicht/Components/Source/SkySun/CSkySun.cpp b/Projects/Skylicht/Components/Source/SkySun/CSkySun.cpp
index f5f7bf956..5fd5f7269 100644
--- a/Projects/Skylicht/Components/Source/SkySun/CSkySun.cpp
+++ b/Projects/Skylicht/Components/Source/SkySun/CSkySun.cpp
@@ -104,26 +104,26 @@ namespace Skylicht
 		CFloatProperty* skyProperty = new CFloatProperty(object, "Intensity", m_skyIntensity, 0.0f);
 		skyProperty->setUIHeader("Sky");
 		skyProperty->setUISpace(10.0f);
-		object->addAutoRelease(skyProperty);
+		object->autoRelease(skyProperty);
 
 		CColorProperty* atmosphericProperty = new CColorProperty(object, "Atmospheric Color", m_atmosphericColor);
 		atmosphericProperty->setUIHeader("Atmospheric");
-		object->addAutoRelease(atmosphericProperty);
-		object->addAutoRelease(new CFloatProperty(object, "Atmospheric Intensity", m_atmosphericIntensity, 0.0f));
+		object->autoRelease(atmosphericProperty);
+		object->autoRelease(new CFloatProperty(object, "Atmospheric Intensity", m_atmosphericIntensity, 0.0f));
 
 		CColorProperty* sunProperty = new CColorProperty(object, "Sun Color", m_sunColor);
 		sunProperty->setUIHeader("Sun");
-		object->addAutoRelease(sunProperty);
-		object->addAutoRelease(new CFloatProperty(object, "Sun Intensity", m_sunIntensity, 0.0f));
-		object->addAutoRelease(new CFloatProperty(object, "Sun Size", m_sunSize, 1.0f, 5000.0f));
+		object->autoRelease(sunProperty);
+		object->autoRelease(new CFloatProperty(object, "Sun Intensity", m_sunIntensity, 0.0f));
+		object->autoRelease(new CFloatProperty(object, "Sun Size", m_sunSize, 1.0f, 5000.0f));
 
 		CColorProperty* glareProperty = new CColorProperty(object, "Glare1 Color", m_glare1Color);
 		glareProperty->setUIHeader("Glare");
-		object->addAutoRelease(glareProperty);
-		object->addAutoRelease(new CFloatProperty(object, "Glare1 Intensity", m_glare1Intensity, 0.0f));
+		object->autoRelease(glareProperty);
+		object->autoRelease(new CFloatProperty(object, "Glare1 Intensity", m_glare1Intensity, 0.0f));
 
-		object->addAutoRelease(new CColorProperty(object, "Glare2 Color", m_glare2Color));
-		object->addAutoRelease(new CFloatProperty(object, "Glare2 Intensity", m_glare2Intensity, 0.0f));
+		object->autoRelease(new CColorProperty(object, "Glare2 Color", m_glare2Color));
+		object->autoRelease(new CFloatProperty(object, "Glare2 Intensity", m_glare2Intensity, 0.0f));
 
 		return object;
 	}
diff --git a/Projects/Skylicht/Engine/Source/Components/CComponentSystem.cpp b/Projects/Skylicht/Engine/Source/Components/CComponentSystem.cpp
index 6e34c26fe..a64382ad2 100644
--- a/Projects/Skylicht/Engine/Source/Components/CComponentSystem.cpp
+++ b/Projects/Skylicht/Engine/Source/Components/CComponentSystem.cpp
@@ -85,7 +85,7 @@ namespace Skylicht
 	CObjectSerializable* CComponentSystem::createSerializable()
 	{
 		CObjectSerializable* object = new CObjectSerializable(getTypeName().c_str());
-		object->addAutoRelease(new CBoolProperty(object, "enable", isEnable()));
+		object->autoRelease(new CBoolProperty(object, "enable", isEnable()));
 		return object;
 	}
 
diff --git a/Projects/Skylicht/Engine/Source/GameObject/CGameObject.cpp b/Projects/Skylicht/Engine/Source/GameObject/CGameObject.cpp
index 4bca93f70..6cce14d11 100644
--- a/Projects/Skylicht/Engine/Source/GameObject/CGameObject.cpp
+++ b/Projects/Skylicht/Engine/Source/GameObject/CGameObject.cpp
@@ -387,16 +387,16 @@ namespace Skylicht
 	CObjectSerializable* CGameObject::createSerializable()
 	{
 		CObjectSerializable* object = new CObjectSerializable(getTypeName().c_str());
-		object->addAutoRelease(new CStringProperty(object, "id", getID().c_str()));
-		object->addAutoRelease(new CStringProperty(object, "name", getNameA()));
-		object->addAutoRelease(new CBoolProperty(object, "enable", isEnable()));
-		object->addAutoRelease(new CBoolProperty(object, "visible", isVisible()));
-		object->addAutoRelease(new CBoolProperty(object, "static", isStatic()));
-		object->addAutoRelease(new CUIntProperty(object, "culling", getCullingLayer()));
+		object->autoRelease(new CStringProperty(object, "id", getID().c_str()));
+		object->autoRelease(new CStringProperty(object, "name", getNameA()));
+		object->autoRelease(new CBoolProperty(object, "enable", isEnable()));
+		object->autoRelease(new CBoolProperty(object, "visible", isVisible()));
+		object->autoRelease(new CBoolProperty(object, "static", isStatic()));
+		object->autoRelease(new CUIntProperty(object, "culling", getCullingLayer()));
 
 		CObjectSerializable* coms = new CObjectSerializable("Components");
 		object->addProperty(coms);
-		object->addAutoRelease(coms);
+		object->autoRelease(coms);
 
 		size_t numComponents = m_components.size();
 		CComponentSystem** components = m_components.data();
@@ -412,7 +412,7 @@ namespace Skylicht
 				if (data->Name != "CComponentSystem")
 				{
 					coms->addProperty(data);
-					coms->addAutoRelease(data);
+					coms->autoRelease(data);
 				}
 				else
 				{
diff --git a/Projects/Skylicht/Engine/Source/IndirectLighting/CIndirectLighting.cpp b/Projects/Skylicht/Engine/Source/IndirectLighting/CIndirectLighting.cpp
index 26aedd700..bd8b8099c 100644
--- a/Projects/Skylicht/Engine/Source/IndirectLighting/CIndirectLighting.cpp
+++ b/Projects/Skylicht/Engine/Source/IndirectLighting/CIndirectLighting.cpp
@@ -121,10 +121,10 @@ namespace Skylicht
 		enumType->addEnumString("Lightmap", EIndirectType::LightmapArray);
 		enumType->addEnumString("Vertex Color", EIndirectType::VertexColor);
 		enumType->addEnumString("SH9", EIndirectType::SH9);
-		object->addAutoRelease(enumType);
+		object->autoRelease(enumType);
 
 		CArraySerializable* textureArray = new CArraySerializable("LMTextures", object);
-		object->addAutoRelease(textureArray);
+		object->autoRelease(textureArray);
 
 		std::vector<std::string> textureExts = { "tga","png" };
 		for (u32 i = 0, n = (u32)m_lightmapPaths.size(); i < n; i++)
@@ -132,7 +132,7 @@ namespace Skylicht
 			char name[43];
 			sprintf(name, "%d", i);
 
-			textureArray->addAutoRelease(
+			textureArray->autoRelease(
 				new CFilePathProperty(
 					textureArray,
 					name,
diff --git a/Projects/Skylicht/Engine/Source/LightProbes/CLightProbes.cpp b/Projects/Skylicht/Engine/Source/LightProbes/CLightProbes.cpp
index 0a8c9c04a..943f8abab 100644
--- a/Projects/Skylicht/Engine/Source/LightProbes/CLightProbes.cpp
+++ b/Projects/Skylicht/Engine/Source/LightProbes/CLightProbes.cpp
@@ -78,13 +78,13 @@ namespace Skylicht
 
 		CArraySerializable* probes = new CArraySerializable("Probes");
 		object->addProperty(probes);
-		object->addAutoRelease(probes);
+		object->autoRelease(probes);
 
 		int numProbes = (int)m_entities.size();
 		for (int i = 0; i < numProbes; i++)
 		{
 			CProbeSerializable* probeData = new CProbeSerializable(probes);
-			probes->addAutoRelease(probeData);
+			probes->autoRelease(probeData);
 
 			CWorldTransformData* world = (CWorldTransformData*)m_entities[i]->getDataByIndex(CWorldTransformData::DataTypeIndex);
 			CLightProbeData* light = (CLightProbeData*)m_entities[i]->getDataByIndex(CLightProbeData::DataTypeIndex);
diff --git a/Projects/Skylicht/Engine/Source/LightProbes/CProbeSerializable.cpp b/Projects/Skylicht/Engine/Source/LightProbes/CProbeSerializable.cpp
index d5bfd3ce4..07c49743e 100644
--- a/Projects/Skylicht/Engine/Source/LightProbes/CProbeSerializable.cpp
+++ b/Projects/Skylicht/Engine/Source/LightProbes/CProbeSerializable.cpp
@@ -39,7 +39,7 @@ namespace Skylicht
 		{
 			sprintf(name, "sh%d", i);
 			SH[i] = new CVector3Property(this, name);
-			addAutoRelease(SH[i]);
+			autoRelease(SH[i]);
 		}
 	}
 
@@ -53,7 +53,7 @@ namespace Skylicht
 		{
 			sprintf(name, "sh%d", i);
 			SH[i] = new CVector3Property(this, name);
-			addAutoRelease(SH[i]);
+			autoRelease(SH[i]);
 		}
 	}
 
diff --git a/Projects/Skylicht/Engine/Source/Lighting/CLight.cpp b/Projects/Skylicht/Engine/Source/Lighting/CLight.cpp
index db12acf34..a4565f29e 100644
--- a/Projects/Skylicht/Engine/Source/Lighting/CLight.cpp
+++ b/Projects/Skylicht/Engine/Source/Lighting/CLight.cpp
@@ -45,10 +45,10 @@ namespace Skylicht
 	CObjectSerializable* CLight::createSerializable()
 	{
 		CObjectSerializable* object = CComponentSystem::createSerializable();
-		object->addAutoRelease(new CUIntProperty(object, "bakeBounce", m_bakeBounce, 4));
-		object->addAutoRelease(new CBoolProperty(object, "castShadow", m_castShadow));
-		object->addAutoRelease(new CColorProperty(object, "color", m_color.toSColor()));
-		object->addAutoRelease(new CFloatProperty(object, "intensity", m_intensity, 0.0f, 10.0f));
+		object->autoRelease(new CUIntProperty(object, "bakeBounce", m_bakeBounce, 4));
+		object->autoRelease(new CBoolProperty(object, "castShadow", m_castShadow));
+		object->autoRelease(new CColorProperty(object, "color", m_color.toSColor()));
+		object->autoRelease(new CFloatProperty(object, "intensity", m_intensity, 0.0f, 10.0f));
 		return object;
 	}
 
diff --git a/Projects/Skylicht/Engine/Source/Lighting/CPointLight.cpp b/Projects/Skylicht/Engine/Source/Lighting/CPointLight.cpp
index 34895f91b..ba9803a3e 100644
--- a/Projects/Skylicht/Engine/Source/Lighting/CPointLight.cpp
+++ b/Projects/Skylicht/Engine/Source/Lighting/CPointLight.cpp
@@ -74,7 +74,7 @@ namespace Skylicht
 	{
 		CObjectSerializable* object = CLight::createSerializable();
 
-		object->addAutoRelease(new CFloatProperty(object, "radius", m_radius, 0.0f));
+		object->autoRelease(new CFloatProperty(object, "radius", m_radius, 0.0f));
 		return object;
 	}
 
diff --git a/Projects/Skylicht/Engine/Source/ReflectionProbe/CReflectionProbe.cpp b/Projects/Skylicht/Engine/Source/ReflectionProbe/CReflectionProbe.cpp
index bd2f2f5c1..04dc4ec2b 100644
--- a/Projects/Skylicht/Engine/Source/ReflectionProbe/CReflectionProbe.cpp
+++ b/Projects/Skylicht/Engine/Source/ReflectionProbe/CReflectionProbe.cpp
@@ -111,7 +111,7 @@ namespace Skylicht
 		CEnumProperty<EReflectionType>* enumType = new CEnumProperty<EReflectionType>(object, "type", m_type);
 		enumType->addEnumString("Static", EReflectionType::Static);
 		enumType->addEnumString("Bake", EReflectionType::Baked);
-		object->addAutoRelease(enumType);
+		object->autoRelease(enumType);
 
 		CEnumProperty<EReflectionSize>* bakeSizeType = new CEnumProperty<EReflectionSize>(object, "size", m_size);
 		bakeSizeType->setUIHeader("Bake Probe");
@@ -119,14 +119,14 @@ namespace Skylicht
 		bakeSizeType->addEnumString("512", EReflectionSize::X512);
 		bakeSizeType->addEnumString("1024", EReflectionSize::X1024);
 		bakeSizeType->addEnumString("2048", EReflectionSize::X2048);
-		object->addAutoRelease(bakeSizeType);
+		object->autoRelease(bakeSizeType);
 
 		std::vector<std::string> exts;
 		exts.push_back("tga");
 		exts.push_back("png");
 		CFilePathProperty* staticReflection = new CFilePathProperty(object, "static", m_staticPath.c_str(), exts);
 		staticReflection->setUIHeader("Static Probe");
-		object->addAutoRelease(staticReflection);
+		object->autoRelease(staticReflection);
 
 		return object;
 	}
diff --git a/Projects/Skylicht/Engine/Source/RenderMesh/CRenderMesh.cpp b/Projects/Skylicht/Engine/Source/RenderMesh/CRenderMesh.cpp
index 8788106f1..500decc64 100644
--- a/Projects/Skylicht/Engine/Source/RenderMesh/CRenderMesh.cpp
+++ b/Projects/Skylicht/Engine/Source/RenderMesh/CRenderMesh.cpp
@@ -96,15 +96,15 @@ namespace Skylicht
 	{
 		CObjectSerializable* object = CComponentSystem::createSerializable();
 
-		object->addAutoRelease(new CBoolProperty(object, "load normal", m_loadNormal));
-		object->addAutoRelease(new CBoolProperty(object, "inserse normal", m_fixInverseNormal));
-		object->addAutoRelease(new CBoolProperty(object, "load texcoord2", m_loadTexcoord2));
+		object->autoRelease(new CBoolProperty(object, "load normal", m_loadNormal));
+		object->autoRelease(new CBoolProperty(object, "inserse normal", m_fixInverseNormal));
+		object->autoRelease(new CBoolProperty(object, "load texcoord2", m_loadTexcoord2));
 
 		std::vector<std::string> meshExts = { "dae","obj","smesh" };
 		std::vector<std::string> materialExts = { "xml","mat" };
 
-		object->addAutoRelease(new CFilePathProperty(object, "mesh", m_meshFile.c_str(), meshExts));
-		object->addAutoRelease(new CFilePathProperty(object, "material", m_materialFile.c_str(), materialExts));
+		object->autoRelease(new CFilePathProperty(object, "mesh", m_meshFile.c_str(), meshExts));
+		object->autoRelease(new CFilePathProperty(object, "material", m_materialFile.c_str(), materialExts));
 		return object;
 	}
 
diff --git a/Projects/Skylicht/Engine/Source/Scene/CScene.cpp b/Projects/Skylicht/Engine/Source/Scene/CScene.cpp
index 035bb3799..6606ce1a6 100644
--- a/Projects/Skylicht/Engine/Source/Scene/CScene.cpp
+++ b/Projects/Skylicht/Engine/Source/Scene/CScene.cpp
@@ -294,7 +294,7 @@ namespace Skylicht
 	CObjectSerializable* CScene::createSerializable()
 	{
 		CObjectSerializable* object = new CObjectSerializable(getTypeName().c_str());
-		object->addAutoRelease(new CStringProperty(object, "name", getNameA()));
+		object->autoRelease(new CStringProperty(object, "name", getNameA()));
 		return object;
 	}
 
diff --git a/Projects/Skylicht/Engine/Source/Scene/CSceneExporter.cpp b/Projects/Skylicht/Engine/Source/Scene/CSceneExporter.cpp
index 736ce3c97..952be19d7 100644
--- a/Projects/Skylicht/Engine/Source/Scene/CSceneExporter.cpp
+++ b/Projects/Skylicht/Engine/Source/Scene/CSceneExporter.cpp
@@ -31,7 +31,7 @@ namespace Skylicht
 	{
 		CObjectSerializable* childs = new CObjectSerializable("Childs");
 		data->addProperty(childs);
-		data->addAutoRelease(childs);
+		data->autoRelease(childs);
 
 		ArrayGameObject* go = container->getChilds();
 		for (size_t i = 0, n = go->size(); i < n; i++)
@@ -43,7 +43,7 @@ namespace Skylicht
 
 			CObjectSerializable* childData = childObject->createSerializable();
 			childs->addProperty(childData);
-			childs->addAutoRelease(childData);
+			childs->autoRelease(childData);
 
 			CContainerObject* childContainer = dynamic_cast<CContainerObject*>(childObject);
 			if (childContainer != NULL)
@@ -95,7 +95,7 @@ namespace Skylicht
 			loadChildObjectSerializable(zone, zoneData);
 
 			data->addProperty(zoneData);
-			data->addAutoRelease(zoneData);
+			data->autoRelease(zoneData);
 			++i;
 		}
 
diff --git a/Projects/Skylicht/Engine/Source/Serializable/CArraySerializable.cpp b/Projects/Skylicht/Engine/Source/Serializable/CArraySerializable.cpp
index 573d8096f..ddfbb11b0 100644
--- a/Projects/Skylicht/Engine/Source/Serializable/CArraySerializable.cpp
+++ b/Projects/Skylicht/Engine/Source/Serializable/CArraySerializable.cpp
@@ -43,6 +43,25 @@ namespace Skylicht
 
 	}
 
+	bool CArraySerializable::resize(int count)
+	{
+		if (OnCreateElement == nullptr)
+			return false;
+
+		if (getElementCount() < count)
+		{
+			// need delete
+
+		}
+		else
+		{
+			// need grow
+
+		}
+
+		return true;
+	}
+
 	void CArraySerializable::removeElement(CValueProperty* element)
 	{
 		std::vector<CValueProperty*>::iterator i = m_value.begin(), e = m_value.end();
diff --git a/Projects/Skylicht/Engine/Source/Serializable/CArraySerializable.h b/Projects/Skylicht/Engine/Source/Serializable/CArraySerializable.h
index 6f63bbdb8..b97e3dfbf 100644
--- a/Projects/Skylicht/Engine/Source/Serializable/CArraySerializable.h
+++ b/Projects/Skylicht/Engine/Source/Serializable/CArraySerializable.h
@@ -52,6 +52,8 @@ namespace Skylicht
 			return getPropertyID(i);
 		}
 
+		bool resize(int count);
+
 		virtual void removeElement(CValueProperty* element);
 
 		virtual bool isArray()
diff --git a/Projects/Skylicht/Engine/Source/Serializable/CObjectSerializable.h b/Projects/Skylicht/Engine/Source/Serializable/CObjectSerializable.h
index 9d0c9f7ca..9bd7a2d89 100644
--- a/Projects/Skylicht/Engine/Source/Serializable/CObjectSerializable.h
+++ b/Projects/Skylicht/Engine/Source/Serializable/CObjectSerializable.h
@@ -49,7 +49,7 @@ namespace Skylicht
 			m_value.push_back(p);
 		}
 
-		void addAutoRelease(CValueProperty* p)
+		void autoRelease(CValueProperty* p)
 		{
 			m_autoRelease.push_back(p);
 		}
diff --git a/Projects/Skylicht/Engine/Source/Serializable/CSerializableLoader.cpp b/Projects/Skylicht/Engine/Source/Serializable/CSerializableLoader.cpp
index 7788f9651..8a3a7bfac 100644
--- a/Projects/Skylicht/Engine/Source/Serializable/CSerializableLoader.cpp
+++ b/Projects/Skylicht/Engine/Source/Serializable/CSerializableLoader.cpp
@@ -88,7 +88,7 @@ namespace Skylicht
 					load(reader, data, exitNode);
 
 					object->addProperty(data);
-					object->addAutoRelease(data);
+					object->autoRelease(data);
 
 					// if end the node
 					// </node> // <node type="Components">
@@ -153,7 +153,7 @@ namespace Skylicht
 			};
 
 			if (valueProperty)
-				object->addAutoRelease(valueProperty);
+				object->autoRelease(valueProperty);
 		}
 	}
 }
\ No newline at end of file
diff --git a/Projects/Skylicht/Engine/Source/Transform/CTransformEuler.cpp b/Projects/Skylicht/Engine/Source/Transform/CTransformEuler.cpp
index 0d2728786..0129dfb56 100644
--- a/Projects/Skylicht/Engine/Source/Transform/CTransformEuler.cpp
+++ b/Projects/Skylicht/Engine/Source/Transform/CTransformEuler.cpp
@@ -265,9 +265,9 @@ namespace Skylicht
 	CObjectSerializable* CTransformEuler::createSerializable()
 	{
 		CObjectSerializable* object = CComponentSystem::createSerializable();
-		object->addAutoRelease(new CVector3Property(object, "position", getPosition()));
-		object->addAutoRelease(new CVector3Property(object, "rotation", getRotation()));
-		object->addAutoRelease(new CVector3Property(object, "scale", getScale()));
+		object->autoRelease(new CVector3Property(object, "position", getPosition()));
+		object->autoRelease(new CVector3Property(object, "rotation", getRotation()));
+		object->autoRelease(new CVector3Property(object, "scale", getScale()));
 		return object;
 	}
 
diff --git a/Projects/Skylicht/Engine/Source/Transform/CTransformMatrix.cpp b/Projects/Skylicht/Engine/Source/Transform/CTransformMatrix.cpp
index 4ecc76690..76b7b1d7f 100644
--- a/Projects/Skylicht/Engine/Source/Transform/CTransformMatrix.cpp
+++ b/Projects/Skylicht/Engine/Source/Transform/CTransformMatrix.cpp
@@ -74,7 +74,7 @@ namespace Skylicht
 	CObjectSerializable* CTransformMatrix::createSerializable()
 	{
 		CObjectSerializable* object = CComponentSystem::createSerializable();
-		object->addAutoRelease(new CMatrixProperty(object, "matrix", m_transform));
+		object->autoRelease(new CMatrixProperty(object, "matrix", m_transform));
 		return object;
 	}
 }
\ No newline at end of file