1 // Copyright (c) 1995-2009 Nokia Corporation and/or its subsidiary(-ies).

     2 // All rights reserved.

     3 // This component and the accompanying materials are made available

     4 // under the terms of the License "Eclipse Public License v1.0"

     5 // which accompanies this distribution, and is available

     6 // at the URL "http://www.eclipse.org/legal/epl-v10.html".

     7 //

     8 // Initial Contributors:

     9 // Nokia Corporation - initial contribution.

    10 //

    11 // Contributors:

    12 //

    13 // Description:

    14 // e32\include\e32ktran.h

    15 // 

    16 // WARNING: This file contains some APIs which are internal and are subject

    17 //          to change without notice. Such APIs should therefore not be used

    18 //          outside the Kernel and Hardware Services package.

    19 //

    20 

    21 /**

    22  @file

    23  @internalTechnology

    24 */

    25 

    26 #ifndef __E32KTRAN_H__

    27 #define __E32KTRAN_H__

    28 #include <e32std.h>

    29 #include <e32keys.h>

    30 #include <e32base.h>

    31 //

    32 class TMaskedModifiers

    33 	{

    34 public:

    35 	TUint iMask;

    36 	TUint iValue;

    37 	};

    38 //

    39 enum TPattern

    40 	{

    41 	EAnyKey=0x00,

    42 	EAnyAlphaNumeric,

    43 	EAnyAlpha,

    44 	EAnyAlphaLowerCase,

    45 	EAnyAlphaUpperCase,

    46 	EAnyDecimalDigit,

    47 	EAnyDigitGivenRadix,

    48 	EAnyModifierKey,

    49 	EMatchKey=0x40,

    50 	EMatchKeyCaseInsens,

    51 	EMatchLeftOrRight

    52 	};

    53 //

    54 class TKeyCodePattern

    55 	{

    56 public:

    57 	TUint16 iKeyCode;

    58 	TInt8   iPattern;

    59 	TInt8   iFiller;

    60 	};

    61 //

    62 class TCaptureKey

    63 	{

    64 public:

    65 	TMaskedModifiers iModifiers;

    66 	TKeyCodePattern  iKeyCodePattern;

    67 	TUint iApp;

    68 	TUint iHandle;

    69 	};

    70 //

    71 class TKeyData

    72 	{

    73 public:

    74 	TInt  iModifiers;

    75 	TInt  iApp;

    76 	TInt  iHandle;

    77 	TBool iIsCaptureKey;

    78 	TUint iKeyCode;

    79 	};

    80 //

    81 class CCaptureKeys: public CBase

    82 	{

    83 public:

    84 	IMPORT_C CCaptureKeys();

    85 	IMPORT_C ~CCaptureKeys();

    86 	IMPORT_C void Construct();

    87 	IMPORT_C void AddCaptureKeyL(const TCaptureKey &aCaptureKey);

    88 	IMPORT_C void AddCaptureKeyL(const TCaptureKey &aCaptureKey, TUint8 aPriority);

    89 	IMPORT_C void SetCaptureKey(TUint32 aHandle, const TCaptureKey &aCaptureKey);

    90 	IMPORT_C void SetCaptureKey(TUint32 aHandle, const TCaptureKey &aCaptureKey, TUint8 aPriority);

    91 	IMPORT_C void CancelCaptureKey(TUint32 aHandle);

    92 	IMPORT_C void CancelAllCaptureKeys(TUint32 aApp);

    93 	IMPORT_C void ProcessCaptureKeys(TKeyData &aKeyData) const;

    94 protected:

    95 	void CheckCaptureKey(const TCaptureKey &aCaptureKey);

    96 	void removeCaptureKey(TUint index);

    97 protected:

    98 	RArray<TCaptureKey> iCKarray;

    99 	};

   100 //

   101 class CKeyTranslator: public CBase

   102 	{

   103 public:

   104 	IMPORT_C static CKeyTranslator *New();

   105 	virtual TInt GetModifierState()=0;

   106 	virtual void SetModifierState(TEventModifier aModifier,TModifierState aState)=0;

   107 	virtual TBool TranslateKey(TUint aScanCode,TBool aKeyUp,const CCaptureKeys &aCaptureKeys,TKeyData &aKeyData)=0;

   108     virtual void UpdateModifiers(TInt aModifiers)=0;

   109     virtual TInt ChangeKeyData(const TDesC& aLibraryName)=0;

   110 	};

   111 

   112 #endif

   113