diff --git a/exml/Attribute.cpp b/exml/Attribute.cpp
index cd031c1..3cc3830 100644
--- a/exml/Attribute.cpp
+++ b/exml/Attribute.cpp
@@ -53,7 +53,7 @@ const std::string& exml::Attribute::getName() const {
 		EXML_ERROR(" can not setName (nullptr) ...");
 		return errorValue;
 	}
-	return static_cast<exml::internal::Attribute*>(m_data.get())->getName();
+	return static_cast<const exml::internal::Attribute*>(m_data.get())->getName();
 }
 
 void exml::Attribute::clear() {
@@ -69,11 +69,11 @@ std::pair<std::string, std::string> exml::Attribute::getPair() const {
 		EXML_ERROR(" can not setName (nullptr) ...");
 		return std::pair<std::string, std::string>("","");
 	}
-	return std::pair<std::string, std::string>(static_cast<exml::internal::Attribute*>(m_data.get())->getName(),
-	                                           static_cast<exml::internal::Attribute*>(m_data.get())->getValue());
+	return std::pair<std::string, std::string>(static_cast<const exml::internal::Attribute*>(m_data.get())->getName(),
+	                                           static_cast<const exml::internal::Attribute*>(m_data.get())->getValue());
 }
 
 ememory::SharedPtr<exml::internal::Attribute> exml::Attribute::getInternalAttribute() {
-	return std::static_pointer_cast<exml::internal::Attribute>(m_data);
+	return ememory::staticPointerCast<exml::internal::Attribute>(m_data);
 }
 
diff --git a/exml/Document.cpp b/exml/Document.cpp
index c00685e..f4aac9c 100644
--- a/exml/Document.cpp
+++ b/exml/Document.cpp
@@ -87,7 +87,7 @@ bool exml::Document::getCaseSensitive() const {
 		EXML_ERROR("Can not getCaseSensitive (nullptr) ...");
 		return false;
 	}
-	return static_cast<exml::internal::Document*>(m_data.get())->getCaseSensitive();
+	return static_cast<const exml::internal::Document*>(m_data.get())->getCaseSensitive();
 }
 
 void exml::Document::setDisplayError(bool _value){
diff --git a/exml/Element.cpp b/exml/Element.cpp
index f4dfb9f..b67e0f6 100644
--- a/exml/Element.cpp
+++ b/exml/Element.cpp
@@ -65,7 +65,7 @@ size_t exml::ElementData::size() const {
 		EXML_ERROR(" can not get type ...");
 		return 0;
 	}
-	return static_cast<exml::internal::Element*>(m_data->m_data.get())->size();
+	return static_cast<const exml::internal::Element*>(m_data->m_data.get())->size();
 }
 
 enum exml::nodeType exml::ElementData::getType(int32_t _id) const {
@@ -73,7 +73,7 @@ enum exml::nodeType exml::ElementData::getType(int32_t _id) const {
 		EXML_ERROR(" can not get type ...");
 		return exml::nodeType::unknow;
 	}
-	return static_cast<exml::internal::Element*>(m_data->m_data.get())->getType(_id);
+	return static_cast<const exml::internal::Element*>(m_data->m_data.get())->getType(_id);
 }
 
 exml::Node exml::ElementData::operator[](int32_t _id) {
@@ -89,7 +89,7 @@ const exml::Node exml::ElementData::operator[](int32_t _id) const {
 		EXML_ERROR(" can not get type ...");
 		return exml::Node();
 	}
-	return exml::Node(static_cast<exml::internal::Element*>(m_data->m_data.get())->getNode(_id));
+	return exml::Node(static_cast<const exml::internal::Element*>(m_data->m_data.get())->getNode(_id));
 }
 
 exml::Element exml::ElementData::operator[](const std::string& _name) {
@@ -105,7 +105,7 @@ const exml::Element exml::ElementData::operator[] (const std::string& _name) con
 		EXML_ERROR(" can not get type ...");
 		return exml::Element();
 	}
-	return exml::Element(static_cast<exml::internal::Element*>(m_data->m_data.get())->getNamed(_name));
+	return exml::Element(static_cast<const exml::internal::Element*>(m_data->m_data.get())->getNamed(_name));
 }
 
 void exml::ElementData::add(const exml::Node& _node) {
@@ -129,7 +129,7 @@ std::string exml::Element::getText() const {
 		EXML_ERROR(" can not APPEND on null element ...");
 		return "";
 	}
-	return static_cast<exml::internal::Element*>(m_data.get())->getText();
+	return static_cast<const exml::internal::Element*>(m_data.get())->getText();
 }
 
 void exml::Element::clear() {
diff --git a/exml/internal/Attribute.h b/exml/internal/Attribute.h
index 9392089..5c7cc7f 100644
--- a/exml/internal/Attribute.h
+++ b/exml/internal/Attribute.h
@@ -53,10 +53,10 @@ namespace exml {
 				bool iParse(const std::string& _data, int32_t& _pos, bool _caseSensitive, exml::FilePos& _filePos, exml::internal::Document& _doc) override;
 				bool iGenerate(std::string& _data, int32_t _indent) const override;
 				ememory::SharedPtr<exml::internal::Attribute> toAttribute() override {
-					return std::static_pointer_cast<exml::internal::Attribute>(shared_from_this());
+					return ememory::staticPointerCast<exml::internal::Attribute>(sharedFromThis());
 				};
 				ememory::SharedPtr<const exml::internal::Attribute> toAttribute() const override {
-					return std::static_pointer_cast<const exml::internal::Attribute>(shared_from_this());
+					return ememory::staticPointerCast<const exml::internal::Attribute>(sharedFromThis());
 				};
 				void clear() override;
 		};
diff --git a/exml/internal/Comment.h b/exml/internal/Comment.h
index 97c9499..686dbcc 100644
--- a/exml/internal/Comment.h
+++ b/exml/internal/Comment.h
@@ -36,10 +36,10 @@ namespace exml {
 				bool iParse(const std::string& _data, int32_t& _pos, bool _caseSensitive, exml::FilePos& _filePos, exml::internal::Document& _doc) override;
 				bool iGenerate(std::string& _data, int32_t _indent) const override;
 				ememory::SharedPtr<exml::internal::Comment> toComment() override {
-					return std::static_pointer_cast<exml::internal::Comment>(shared_from_this());
+					return ememory::staticPointerCast<exml::internal::Comment>(sharedFromThis());
 				}
 				ememory::SharedPtr<const exml::internal::Comment> toComment() const override {
-					return std::static_pointer_cast<const exml::internal::Comment>(shared_from_this());
+					return ememory::staticPointerCast<const exml::internal::Comment>(sharedFromThis());
 				}
 		};
 	}
diff --git a/exml/internal/Declaration.h b/exml/internal/Declaration.h
index dd885b1..e0397a6 100644
--- a/exml/internal/Declaration.h
+++ b/exml/internal/Declaration.h
@@ -36,10 +36,10 @@ namespace exml {
 				bool iGenerate(std::string& _data, int32_t _indent) const override;
 				bool iParse(const std::string& _data, int32_t& _pos, bool _caseSensitive, exml::FilePos& _filePos, exml::internal::Document& _doc) override;
 				ememory::SharedPtr<exml::internal::Declaration> toDeclaration() override {
-					return std::static_pointer_cast<exml::internal::Declaration>(shared_from_this());
+					return ememory::staticPointerCast<exml::internal::Declaration>(sharedFromThis());
 				};
 				ememory::SharedPtr<const exml::internal::Declaration> toDeclaration() const override {
-					return std::static_pointer_cast<const exml::internal::Declaration>(shared_from_this());
+					return ememory::staticPointerCast<const exml::internal::Declaration>(sharedFromThis());
 				};
 		};
 		/**
diff --git a/exml/internal/Document.h b/exml/internal/Document.h
index 58959ab..61a340b 100644
--- a/exml/internal/Document.h
+++ b/exml/internal/Document.h
@@ -110,10 +110,10 @@ namespace exml {
 				}
 				bool iGenerate(std::string& _data, int32_t _indent) const override;
 				ememory::SharedPtr<exml::internal::Document> toDocument() override {
-					return std::static_pointer_cast<exml::internal::Document>(shared_from_this());
+					return ememory::staticPointerCast<exml::internal::Document>(sharedFromThis());
 				}
 				ememory::SharedPtr<const exml::internal::Document> toDocument() const override {
-					return std::static_pointer_cast<const exml::internal::Document>(shared_from_this());
+					return ememory::staticPointerCast<const exml::internal::Document>(sharedFromThis());
 				}
 		};
 	}
diff --git a/exml/internal/Element.h b/exml/internal/Element.h
index dbe96f5..2274a1b 100644
--- a/exml/internal/Element.h
+++ b/exml/internal/Element.h
@@ -127,10 +127,10 @@ namespace exml {
 				bool iParse(const std::string& _data, int32_t& _pos, bool _caseSensitive, exml::FilePos& _filePos, exml::internal::Document& _doc) override;
 				bool iGenerate(std::string& _data, int32_t _indent) const override;
 				ememory::SharedPtr<exml::internal::Element> toElement() override {
-					return std::static_pointer_cast<exml::internal::Element>(shared_from_this());
+					return ememory::staticPointerCast<exml::internal::Element>(sharedFromThis());
 				}
 				ememory::SharedPtr<const exml::internal::Element> toElement() const override {
-					return std::static_pointer_cast<const exml::internal::Element>(shared_from_this());
+					return ememory::staticPointerCast<const exml::internal::Element>(sharedFromThis());
 				}
 				void clear() override;
 		};
diff --git a/exml/internal/Text.h b/exml/internal/Text.h
index c9050c5..0ba8073 100644
--- a/exml/internal/Text.h
+++ b/exml/internal/Text.h
@@ -47,10 +47,10 @@ namespace exml {
 				            exml::internal::Document& _doc) override;
 				bool iGenerate(std::string& _data, int32_t _indent) const override;
 				ememory::SharedPtr<exml::internal::Text> toText() override {
-					return std::static_pointer_cast<exml::internal::Text>(shared_from_this());
+					return ememory::staticPointerCast<exml::internal::Text>(sharedFromThis());
 				};
 				ememory::SharedPtr<const exml::internal::Text> toText() const override {
-					return std::static_pointer_cast<const exml::internal::Text>(shared_from_this());
+					return ememory::staticPointerCast<const exml::internal::Text>(sharedFromThis());
 				};
 		};
 		/**