DirextX编程

开发平台：

Visual C++

DIKeyState.h：源码内容

							// Copyright (C) 1998-1999 DXGuide.  All Rights Reserved.
// File: DIKeyState.h
#ifndef _DIKEYSTATE__H
#define _DIKEYSTATE__H
#if _MSC_VER >= 1000
#pragma once
#endif // _MSC_VER >= 1000
class	CDIKeyboard;
class	CDIKeyState
{
	friend class	CDXGUIManager;
public:
enum	KB_MASK
{
	KB_RSHIFTMASK = 0x0001,
	KB_LSHIFTMASK = 0x0002,
	KB_RCTRLMASK = 0x0004,
	KB_LCTRLMASK = 0x0008,
	KB_RALTMASK = 0x0010,
	KB_LALTMASK = 0x0020,
	KB_DBCSMASK = 0x8000,
};
enum	KEY_STATE
{
	KEY_NONE,
		
	KEY_DOWN,
	KEY_UP,
};
protected:
	CDIKeyState(void);
	~CDIKeyState();
protected:
	bool	Create(CDIKeyboard*  pKeyboard, DWORD  dwBufferSize = 16);
public:
	void	Update(void);
	CDIKeyState::KEY_STATE	GetKeyState(void);
	DWORD	GetKeyCode(void) const;
	TCHAR	GetChar(void) const;
	DWORD	GetKeyTimeStamp(void) const;
public:
	bool	IsCtrlPressed(void) const;
	bool	IsAltPressed(void) const;
	bool	IsShiftPressed(void) const;
	bool	IsDBCSKeyCode(void) const;
	void	ClearDBCSFlag(void);
	void	DisableCtrl(void);
	void	DisableAlt(void);
	void	DisableShift(void);
	void	EnableCtrl(void);
	void	EnableAlt(void);
	void	EnableShift(void);
protected:
	KEY_STATE	m_KeyState;
	DWORD	m_dwKeyCode;
	DWORD	m_dwKeyTimeStamp;
	DWORD	m_dwControlKeyState;
	DWORD	m_dwDisableControlKeyFlag;
public:
	void	PostKeyInfo(DWORD  dwKeyCode,
		DWORD  dwControlKeyState);
protected:
	CDIKeyboard*	m_pKeyboard;
};
#include "DIKeyState.inl"
#endif	// _DIKEYSTATE__H

						