Basic constructor and destructor wrapper.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/branches/gsoc2008-maciekd@10532 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Examples/c/class/Makefile

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+TOP        = ../..
+SWIG       = $(TOP)/../preinst-swig -debug-module 4 > tree.txt
+CXXSRCS    = example.cxx
+TARGET     = example
+INTERFACE  = example.i
+MAIN       = main.c
+
+all::
+	$(MAKE) -f $(TOP)/Makefile CXXSRCS='$(CXXSRCS)' SWIG='$(SWIG)' \
+	TARGET='$(TARGET)' INTERFACE='$(INTERFACE)' MAIN='$(MAIN)' c_cpp
+
+clean:
+	rm *.o
+

Examples/c/class/example.cxx

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+/* File : example.cxx */
+
+#include "example.h"
+#define M_PI 3.14159265358979323846
+
+/* Move the shape to a new location */
+void Shape::move(double dx, double dy) {
+  x += dx;
+  y += dy;
+}
+
+int Shape::nshapes = 0;
+
+double Circle::area(void) {
+  return M_PI*radius*radius;
+}
+
+double Circle::perimeter(void) {
+  return 2*M_PI*radius;
+}
+
+double Square::area(void) {
+  return width*width;
+}
+
+double Square::perimeter(void) {
+  return 4*width;
+}

Examples/c/class/example.h

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+/* File : example.h */
+
+class Shape {
+public:
+  Shape() {
+    nshapes++;
+  }
+  virtual ~Shape() {
+    nshapes--;
+  };
+  double  x, y;   
+  void    move(double dx, double dy);
+  virtual double area(void) = 0;
+  virtual double perimeter(void) = 0;
+  static  int nshapes;
+};
+
+class Circle : public Shape {
+private:
+  double radius;
+public:
+  Circle(double r) : radius(r) { };
+  virtual double area(void);
+  virtual double perimeter(void);
+};
+
+class Square : public Shape {
+private:
+  double width;
+public:
+  Square(double w) : width(w) { };
+  virtual double area(void);
+  virtual double perimeter(void);
+};
+
+
+
+
+  

Examples/c/class/example.i

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+/* File : example.i */
+%module example
+
+%{
+#include "example.h"
+%}
+
+/* Let's just grab the original header file here */
+%include "example.h"
+

Examples/c/class/main.c

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+#include <stdio.h>
+
+#include "example_proxy.h"
+
+int main(int argc, char **argv) {
+  struct CircleObj* pc = new_Circle(10.0);
+
+  // ...
+  
+  delete_Circle(pc);
+}
+