Diff: Blynk/BlynkTemplates.h

Revision:

3:31e4b850b126

Child:

9:7369ec77a3ea

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/Blynk/BlynkTemplates.h	Fri Jun 24 01:10:02 2016 +0300
@@ -0,0 +1,43 @@
+class BlynkStackOnly
+{
+protected:
+  BlynkStackOnly() {}
+  ~BlynkStackOnly() {}
+private:
+  void* operator new(size_t size);
+  void operator delete(void *p);
+};
+
+class BlynkNonCopyable
+{
+protected:
+  BlynkNonCopyable(){}
+  ~BlynkNonCopyable(){}
+
+private:
+  /// @brief Declared as private to prevent usage of copy constructor
+  BlynkNonCopyable(const BlynkNonCopyable&);
+  /// @brief Declared as private to prevent usage of assignment operator
+  BlynkNonCopyable& operator=(const BlynkNonCopyable&);
+};
+
+template<typename T>
+class BlynkSingleton: public BlynkNonCopyable
+{
+public:
+  /** @brief Returns the instance of the singleton type
+   When called for the first time, the singleton instance will be
+   created. All subsequent calls will return a reference to the
+   previously created instance.
+   @return The singleton instance
+   */
+  static T* instance()
+  {
+    static T instance;
+    return &instance;
+  }
+protected:
+  BlynkSingleton() {}
+  ~BlynkSingleton() {}
+};
+