多媒体编程

开发平台：

Visual C++

Usage.h：源码内容

							#if !defined(AFX_USAGE_H__561FDFFD_BD66_4A1B_944D_F70E2092A074__INCLUDED_)
#define AFX_USAGE_H__561FDFFD_BD66_4A1B_944D_F70E2092A074__INCLUDED_
#if _MSC_VER > 1000
#pragma once
#endif // _MSC_VER > 1000
// Usage.h : header file
//
/////////////////////////////////////////////////////////////////////////////
// CUsage dialog
class CUsage : public CDialog
{
// Construction
public:
	CUsage(CWnd* pParent = NULL);   // standard constructor
// Dialog Data
	//{{AFX_DATA(CUsage)
	enum { IDD = IDD_USAGE_DIALOG};
		// NOTE: the ClassWizard will add data members here
	//}}AFX_DATA
// Overrides
	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CUsage)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL
// Implementation
protected:
	// Generated message map functions
	//{{AFX_MSG(CUsage)
		// NOTE: the ClassWizard will add member functions here
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};
//{{AFX_INSERT_LOCATION}}
// Microsoft Visual C++ will insert additional declarations immediately before the previous line.
#endif // !defined(AFX_USAGE_H__561FDFFD_BD66_4A1B_944D_F70E2092A074__INCLUDED_)

						