keypad.hpp

该BSP是基于PXA270+WINCE的BSP

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// Copyright (c) Microsoft Corporation.  All rights reserved.
//
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/******************************************************************************
**
** Copyright 2000-2004 Intel Corporation All Rights Reserved.
**
** Portions of the source code contained or described herein and all documents
** related to such source code (Material) are owned by Intel Corporation
** or its suppliers or licensors and is licensed by Microsoft Corporation for distribution.  
** Title to the Material remains with Intel Corporation or its suppliers and licensors. 
** Use of the Materials is subject to the terms of the Microsoft license agreement which accompanied the Materials.  
** No other license under any patent, copyright, trade secret or other intellectual
** property right is granted to or conferred upon you by disclosure or
** delivery of the Materials, either expressly, by implication, inducement,
** estoppel or otherwise 
** Some portion of the Materials may be copyrighted by Microsoft Corporation.
**
** Module Name:  keypad.hpp
** 
** Abstract:
** 	  This file defines some prototypes, typedefs and constants for the  
**    built-in keypad of an Intel(c) platform 
** 
/*****************************************************************************/

#ifndef __KEYPAD_HPP__
#define __KEYPAD_HPP__


#include <windows.h>

#define KEYPAD_PDD_ID 0x10

class KeyPad
	{
	HANDLE	m_hevInterrupt;

public:
	BOOL
	Initialize(
		void
		);

	BOOL
	IsrThreadStart(
		void
		);

	BOOL
	IsrThreadProc(
		void
		);

	BOOL
	KeyPadPowerOff(
		void
		);

	BOOL
	KeyPadPowerOn(
		void
		);

#if 0 //ndef BSP_NOIPM

  void IPM_KeyPadInit(void);
  void IPM_RegisterKeyPadActivity(void);

#endif // ndef BSP_NOIPM

  BOOL 
  KeyPadDataRead(
    UINT8 *
    );

private:
friend
  void 
	KeyPadPdd_PowerHandler(
		BOOL bOff
		);

#if 0
// we don't have notification LEDs for the keypad
friend
	void
	WINAPI
	KeypadPdd_ToggleKeyNotification(
		KEY_STATE_FLAGS	KeyStateFlags
		);
#endif

	};


// Two constants used for, possibly not defined in, xllp keypad module
#ifndef XLLP_KPD_INT_ENABLE

  #define XLLP_KPD_INT_ENABLE   1
  #define XLLP_KPD_INT_DISABLE  0

#endif //ndef XLLP_KPD_INT_ENABLE

#ifndef XLLP_SCAN_CODE_MAX

  #define XLLP_SCAN_CODE_MAX 0xBF

#endif// ifndef XLLP_SCAN_CODE_MAX

#define UNIQUE_KEY_SC_RAW_MIN        0x80
#define UNIQUE_KEY_SC_RAW_MAX        0x8F
#define UNIQUE_KEY_SC_PREPEND_MSK    0x83500      // Something all our own

extern const UINT8  XllpScanCodeToWinCeScanCodeTable[XLLP_SCAN_CODE_MAX+1];

#endif // define __KEYPAD_HPP__