Precommit (#1)

* first commit

* cleanup

examples/_howto_examples/source/example_general_component.cpp

@@ -0,0 +1,46 @@
+#include <iostream>
+
+#include "example_interfaces.h"
+#include <support/component_impl.h>
+
+class CTestComponent
+	: public sdv::CSdvObject
+	, public ISayHello
+	, public ISayGoodbye
+{
+public:
+	CTestComponent()
+	{
+		std::cout << "Entering CTestComponent constructor..." << std::endl;
+	}
+	~CTestComponent() override
+	{
+		std::cout << "Entering CTestComponent destructor..." << std::endl;
+	}
+
+	BEGIN_SDV_INTERFACE_MAP()
+		SDV_INTERFACE_ENTRY(ISayHello)
+		SDV_INTERFACE_ENTRY(ISayGoodbye)
+	END_SDV_INTERFACE_MAP()
+
+	DECLARE_OBJECT_CLASS_TYPE(sdv::EObjectType::Device)
+	DECLARE_OBJECT_CLASS_NAME("Hello_Component")
+
+	/**
+	* @brief Show hello message, implements the function of ISayHello
+	*/
+	void SayHello() override
+	{
+		std::cout << "Hello from Hello_Component ..." << std::endl;
+	}
+	
+	/**
+	* @brief Show hello message, implements the function of ISayGoodbye
+	*/
+	void SayGoodbye() override
+	{
+		std::cout << "Goodbye from Hello_Component ..." << std::endl;
+	}
+};
+
+DEFINE_SDV_OBJECT(CTestComponent)