windows-nt-4.0/private/oleauto/sample/hello/hello.h

/*** 
*
*  Copyright (C) 1993-1994, Microsoft Corporation.  All Rights Reserved.
*  Information Contained Herein Is Proprietary and Confidential.
*
*  File:
*    hello.h
*
*  Purpose:
*	Contains the following:
*	 
*	* The CHello class
*		- Creation
*		- Creating the standard dispatch object
*		- Deletion
*		- Reference count maintenance
*		- IUnknown methods
*      * The CHelloCF class, which creates instances of CHello.
*		- Creation
*		- Deletion
*		- Reference count maintenance
*		- IUnknown methods
*
*****************************************************************************/

#include "common.h"
#include "clsid.h"
#include "hellopro.h"

#pragma warning(disable:4355)



/*	The CHello class.
 *
 */
CLASS CHello : public IUnknown 
{
	
 public:
    CHello();
    ~CHello();
    static CHello FAR* Create();
    void ProcessCommand(WPARAM wparam); // Process a Windows WM_COMMAND message

    // Standard OLE stuff.
    STDMETHOD(QueryInterface)(REFIID riid, void FAR* FAR* ppv);
    STDMETHOD_(ULONG, AddRef)(void);
    STDMETHOD_(ULONG, Release)(void);
	                                     
    HWND m_hwnd;           	// The window to which we draw.
    BSTR m_bstrHelloMsg;

 private:
    ULONG m_refs;			// Reference count.
    IUnknown FAR* m_disp_interface;	// Pointer to the standard dispatch object.
    CHelloPro FAR* m_prog_interface;  // What a programmer sees.
};





/*	The class factory for CHello.
 *
 */
CLASS CHelloCF : public IClassFactory 
{
  public:
    CHelloCF(); 
    static IClassFactory FAR* Create();
	
    STDMETHOD(QueryInterface)(REFIID riid, void FAR* FAR* ppv);
    STDMETHOD_(ULONG, AddRef)(void);
    STDMETHOD_(ULONG, Release)(void);

    STDMETHOD(CreateInstance)(	IUnknown FAR* punkOuter, 
				REFIID riid, 
				void FAR* FAR* ppv);
    STDMETHOD(LockServer)(BOOL fLock);

  private:
    ULONG m_refs;
};