1 /*

     2 * Copyright (c) 2002-2007 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0""

     6 * which accompanies this distribution, and is available

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

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:            Provides CAknFepManager definition

    15 *

    16 */

    17 

    18 

    19 

    20 

    21 

    22 

    23 

    24 

    25 

    26 

    27 

    28 

    29 #ifndef _AKNFEP_FNKEY_MANAGER_H__

    30 #define _AKNFEP_FNKEY_MANAGER_H__

    31 

    32 

    33 #include <e32base.h>

    34 #include <w32std.h>

    35 #include <coeinput.h>

    36 #include <PtiDefs.h>                   //TCoeInputCapabilities

    37 

    38 #include <AknIndicatorContainer.h> 

    39 

    40 #include "AknFepGlobalEnums.h"

    41 #include "AknFepSharedDataInterface.h"

    42 

    43 

    44 class CAknFepManager;

    45 class CAknIndicatorContainer;

    46    

    47 /**

    48  *  FnKey State machine

    49  *

    50  *  @since S60 v3.2

    51  */

    52 class CAknFepFnKeyManager : public CBase

    53     {

    54 

    55 public:

    56 

    57   /**  Fn key states */

    58     enum TFnKeyState

    59         {

    60         EFnKeyNone,

    61         EFnKeyPressed,

    62         EFnKeyDown,

    63         EFnKeyNext,

    64         EFnKeyPressedAgain,

    65         EFnKeyLock,

    66         EFnKeyForced,

    67         EFnKeyReversePressed,

    68         EFnKeyReverse

    69         };

    70 

    71 public:

    72     static CAknFepFnKeyManager* NewL( CAknFepManager& aFepMan,CAknFepSharedDataInterface* 

    73                                         aSharedDataInterface );

    74     ~CAknFepFnKeyManager();

    75 

    76 public:

    77     /*

    78     * Resets the Function Key State

    79     */

    80     void ClearFnKeyState();

    81 

    82     void SetQwertyInputMode(TBool aQwertyState);

    83     

    84     /* 

    85     * Handles the Fn key event to change the state appropriately.

    86     */

    87     TKeyResponse CAknFepFnKeyManager::HandleFnKeyEventL( const TKeyEvent& aKeyEvent, 

    88                                                 TEventCode aEventCode,

    89                                                 TCoeInputCapabilities aInputCapabilities

    90                                                 );

    91 

    92     void SetCase( TCase aCase );

    93     

    94     TFnKeyState FnKeyState();

    95     void SetFnKeyState(CAknFepFnKeyManager::TFnKeyState aState);    

    96 private:

    97 

    98     CAknFepFnKeyManager( CAknFepManager& aFepMan,

    99                         CAknFepSharedDataInterface* aSharedDataInterface);

   100     void ConstructL();

   101     

   102     // For Shift Key handling.

   103     void UpdatePreviousCase();

   104     

   105 

   106 private: // data

   107     CAknFepManager &iFepMan; //not own

   108     TCoeInputCapabilities iInputCapabilities;

   109     TFnKeyState iFnKeyState;

   110     TBool iIsQwertyMode;

   111     

   112     /**

   113      * Pointer to the Indicator Container object containing editor indicators.

   114      * Not own.

   115      */

   116     CAknIndicatorContainer*     iIndicatorContainer;

   117     CAknFepSharedDataInterface* iSharedDataInterface;

   118     

   119     // For Shift key handling.

   120     TInt iPreviousCase;

   121     TBool iShiftKeyPressed;

   122     

   123     // For QWERTY Predictive

   124     TBool iWasPreviousModePredictive;

   125     TBool iPreviousKeyWasFnKey;

   126     };

   127 

   128 #endif // ? _AKNFEP_FNKEY_MANAGER_H__