diff --git a/core/Common/Scene.cpp b/core/Common/Scene.cpp
index 98d55127..de3f3e3c 100644
--- a/core/Common/Scene.cpp
+++ b/core/Common/Scene.cpp
@@ -74,7 +74,7 @@ e2d::Node * e2d::Scene::getOne(const String& name) const
 	return _root->getChild(name);
 }
 
-std::vector<e2d::Node*> e2d::Scene::getAll() const
+const std::vector<e2d::Node*>& e2d::Scene::getAll() const
 {
 	return _root->getAllChildren();
 }
diff --git a/core/Manager/ActionManager.cpp b/core/Manager/ActionManager.cpp
index 122ee842..2abbea6d 100644
--- a/core/Manager/ActionManager.cpp
+++ b/core/Manager/ActionManager.cpp
@@ -224,7 +224,7 @@ std::vector<e2d::Action*> e2d::ActionManager::get(const String& strActionName)
 	return std::move(actions);
 }
 
-std::vector<e2d::Action*> e2d::ActionManager::getAll()
+const std::vector<e2d::Action*>& e2d::ActionManager::getAll()
 {
 	return s_vActions;
 }
diff --git a/core/Node/Menu.cpp b/core/Node/Menu.cpp
index 1bfebb63..1487c0c7 100644
--- a/core/Node/Menu.cpp
+++ b/core/Node/Menu.cpp
@@ -89,3 +89,8 @@ bool e2d::Menu::removeButton(Button * button)
 	}
 	return false;
 }
+
+const std::vector<e2d::Button*>& e2d::Menu::getAllButtons() const
+{
+	return _buttons;
+}
diff --git a/core/Node/Node.cpp b/core/Node/Node.cpp
index 79834302..c27d5a9e 100644
--- a/core/Node/Node.cpp
+++ b/core/Node/Node.cpp
@@ -713,7 +713,7 @@ e2d::Node * e2d::Node::getChild(const String& name) const
 	return nullptr;
 }
 
-std::vector<e2d::Node*> e2d::Node::getAllChildren() const
+const std::vector<e2d::Node*>& e2d::Node::getAllChildren() const
 {
 	return _children;
 }
diff --git a/core/Node/Text.cpp b/core/Node/Text.cpp
index 26c2784c..b8e4d18f 100644
--- a/core/Node/Text.cpp
+++ b/core/Node/Text.cpp
@@ -165,7 +165,7 @@ void e2d::Text::setText(const String& text)
 	_reset();
 }
 
-void e2d::Text::setTextStyle(TextStyle textStyle)
+void e2d::Text::setStyle(const TextStyle& textStyle)
 {
 	_style = textStyle;
 	_reset();
@@ -209,11 +209,11 @@ void e2d::Text::setWrapping(bool wrapping)
 	}
 }
 
-void e2d::Text::setWrappingWidth(double fWrappingWidth)
+void e2d::Text::setWrappingWidth(double wrappingWidth)
 {
-	if (_style.wrappingWidth != fWrappingWidth)
+	if (_style.wrappingWidth != wrappingWidth)
 	{
-		_style.wrappingWidth = max(fWrappingWidth, 0);
+		_style.wrappingWidth = max(wrappingWidth, 0);
 
 		if (_style.wrapping)
 		{
@@ -222,11 +222,11 @@ void e2d::Text::setWrappingWidth(double fWrappingWidth)
 	}
 }
 
-void e2d::Text::setLineSpacing(double fLineSpacing)
+void e2d::Text::setLineSpacing(double lineSpacing)
 {
-	if (_style.lineSpacing != fLineSpacing)
+	if (_style.lineSpacing != lineSpacing)
 	{
-		_style.lineSpacing = fLineSpacing;
+		_style.lineSpacing = lineSpacing;
 		_reset();
 	}
 }
diff --git a/core/e2dcommon.h b/core/e2dcommon.h
index e89e4aef..9643e600 100644
--- a/core/e2dcommon.h
+++ b/core/e2dcommon.h
@@ -872,7 +872,7 @@ public:
 	) const;
 
 	// 获取所有子节点
-	std::vector<Node*> getAll() const;
+	const std::vector<Node*>& getAll() const;
 
 	// 获取根节点
 	Node * getRoot() const;
diff --git a/core/e2dmanager.h b/core/e2dmanager.h
index 911829c0..679e8c7b 100644
--- a/core/e2dmanager.h
+++ b/core/e2dmanager.h
@@ -130,7 +130,7 @@ public:
 	);
 
 	// 获取所有动作
-	static std::vector<Action*> getAll();
+	static const std::vector<Action*>& getAll();
 
 private:
 	// 更新动作状态
diff --git a/core/e2dnode.h b/core/e2dnode.h
index 4088ad85..9d6cc2d9 100644
--- a/core/e2dnode.h
+++ b/core/e2dnode.h
@@ -133,7 +133,7 @@ public:
 	) const;
 
 	// 获取所有子节点
-	virtual std::vector<Node*> getAllChildren() const;
+	virtual const std::vector<Node*>& getAllChildren() const;
 
 	// 获取子节点数量
 	virtual int getChildrenCount() const;
@@ -649,8 +649,8 @@ public:
 	);
 
 	// 设置文本样式
-	void setTextStyle(
-		TextStyle pTextStyle
+	void setStyle(
+		const TextStyle& textStyle
 	);
 
 	// 设置字体
@@ -685,12 +685,12 @@ public:
 
 	// 设置文本自动换行的宽度（默认为 0）
 	void setWrappingWidth(
-		double fWrappingWidth
+		double wrappingWidth
 	);
 
 	// 设置行间距（默认为 0）
 	void setLineSpacing(
-		double fLineSpacing
+		double lineSpacing
 	);
 
 	// 设置对齐方式（默认为 TextAlign::LEFT）
@@ -1000,6 +1000,9 @@ public:
 		Button * button
 	);
 
+	// 获取所有按钮
+	const std::vector<Button*>& getAllButtons() const;
+
 protected:
 	bool _enable;
 	std::vector<Button*> _buttons;