BUG: Add GetClassName to vtkCommand and subclasses.

Common/vtkCallbackCommand.h

@@ -40,6 +40,8 @@
 class VTK_COMMON_EXPORT vtkCallbackCommand : public vtkCommand
 {
 public:
+  vtkTypeMacro(vtkCallbackCommand,vtkCommand);
+
   static vtkCallbackCommand *New()
     {return new vtkCallbackCommand;};
 

Common/vtkCommand.h

@@ -203,13 +203,14 @@
 #define __vtkCommand_h
 
 #include "vtkObjectBase.h"
-
-class vtkObject;
+#include "vtkObject.h" // Need vtkTypeMacro
 
 // The superclass that all commands should be subclasses of
 class VTK_COMMON_EXPORT vtkCommand : public vtkObjectBase
 {
 public:
+  vtkTypeMacro(vtkCommand,vtkObjectBase);
+
   // Description:
   // Decrease the reference count (release by another object). This has
   // the same effect as invoking Delete() (i.e., it reduces the reference

Common/vtkEventForwarderCommand.h

@@ -30,6 +30,8 @@
 class VTK_COMMON_EXPORT vtkEventForwarderCommand : public vtkCommand
 {
 public:
+  vtkTypeMacro(vtkEventForwarderCommand,vtkCommand);
+
   static vtkEventForwarderCommand *New() 
     {return new vtkEventForwarderCommand;};
 

Common/vtkOldStyleCallbackCommand.h

@@ -37,6 +37,8 @@
 class VTK_COMMON_EXPORT vtkOldStyleCallbackCommand : public vtkCommand
 {
 public:
+  vtkTypeMacro(vtkOldStyleCallbackCommand,vtkCommand);
+
   static vtkOldStyleCallbackCommand *New() 
     {return new vtkOldStyleCallbackCommand;};
 

Common/vtkPythonCommand.h

@@ -23,6 +23,8 @@
 class VTK_COMMON_PYTHON_EXPORT vtkPythonCommand : public vtkCommand
 {
 public:
+  vtkTypeMacro(vtkPythonCommand,vtkCommand);
+
   static vtkPythonCommand *New() { return new vtkPythonCommand; };
 
   void SetObject(PyObject *o);