From 33613a85afc4b1481367fbe92a17ee59c240250b Mon Sep 17 00:00:00 2001
From: Sven Eisenhauer <sven@sven-eisenhauer.net>
Date: Fri, 10 Nov 2023 15:11:48 +0100
Subject: add new repo

---
 .../Prog1/examples/ch07/Fig07_20_23/interface.cpp  | 48 ++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 Bachelor/Prog1/examples/ch07/Fig07_20_23/interface.cpp

(limited to 'Bachelor/Prog1/examples/ch07/Fig07_20_23/interface.cpp')

diff --git a/Bachelor/Prog1/examples/ch07/Fig07_20_23/interface.cpp b/Bachelor/Prog1/examples/ch07/Fig07_20_23/interface.cpp
new file mode 100644
index 0000000..0f895fd
--- /dev/null
+++ b/Bachelor/Prog1/examples/ch07/Fig07_20_23/interface.cpp
@@ -0,0 +1,48 @@
+// Fig. 7.22: interface.cpp
+// Definition of class Interface
+#include "interface.h"       // Interface class definition
+#include "implementation.h"  // Implementation class definition
+
+// constructor
+Interface::Interface( int v ) 
+   : ptr ( new Implementation( v ) )  // initialize ptr
+{ 
+   // empty body
+
+} // end Interface constructor
+
+// call Implementation's setValue function
+void Interface::setValue( int v ) 
+{ 
+   ptr->setValue( v ); 
+
+} // end function setValue
+
+// call Implementation's getValue function
+int Interface::getValue() const 
+{ 
+   return ptr->getValue(); 
+
+} // end function getValue
+
+// destructor
+Interface::~Interface() 
+{ 
+   delete ptr; 
+
+} // end ~Interface destructor
+
+/**************************************************************************
+ * (C) Copyright 1992-2003 by Deitel & Associates, Inc. and Prentice      *
+ * Hall. All Rights Reserved.                                             *
+ *                                                                        *
+ * DISCLAIMER: The authors and publisher of this book have used their     *
+ * best efforts in preparing the book. These efforts include the          *
+ * development, research, and testing of the theories and programs        *
+ * to determine their effectiveness. The authors and publisher make       *
+ * no warranty of any kind, expressed or implied, with regard to these    *
+ * programs or to the documentation contained in these books. The authors *
+ * and publisher shall not be liable in any event for incidental or       *
+ * consequential damages in connection with, or arising out of, the       *
+ * furnishing, performance, or use of these programs.                     *
+ *************************************************************************/
-- 
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