1 /*

     2 * Copyright (c) 2002 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:  Sound Map

    15 *

    16 */

    17 

    18 

    19 // AKNSOUNDMAP.CPP

    20 //

    21 // Copyright (c) 1997-2000 Symbian Ltd.  All rights reserved.

    22 //

    23 

    24 // AknSoundMap - maps a set of keys to SID's

    25 

    26 

    27 #include "AknSoundMap.h"

    28 #include <avkon.hrh>

    29 

    30 

    31 const TInt KAknKeySoundMapGranularity = 4;

    32 const TInt KAknSKeyGranularity = 16;

    33 

    34 // class TSkey - SKey definition

    35 // Keycode and Repeat are stored as a single code, to enable fast searching

    36 void TSKey::Set(TInt aKeyCode, TInt aRepeatType, TInt aSid)

    37     {

    38     iSid = aSid;

    39     iKeyCode = aKeyCode + (aRepeatType << 16);

    40     }

    41 

    42 

    43 CAknKeySoundMap* CAknKeySoundMap::NewL()

    44     {

    45     CAknKeySoundMap* self = new(ELeave)CAknKeySoundMap();

    46     return self;

    47     }

    48 

    49 CAknKeySoundMap::~CAknKeySoundMap()

    50     {

    51     }

    52 

    53 CAknKeySoundMap::CAknKeySoundMap()

    54 :CArrayFixFlat<TSKey>(KAknSKeyGranularity)

    55     {

    56     }

    57 

    58 

    59 void CAknKeySoundMap::ConstructFromResourceL(TResourceReader& aReader)

    60     {

    61     TInt count = aReader.ReadInt16();

    62     for (TInt ii=0; ii<count; ii++)

    63         {

    64         TInt sid = aReader.ReadInt16();

    65         TInt key = aReader.ReadUint16();

    66         TInt type = aReader.ReadInt8();

    67         TSKey sKey;

    68         sKey.Set(key, type, sid);

    69         TKeyArrayFix sidKey(_FOFF(TSKey, iKeyCode), ECmpTInt);

    70         InsertIsqL(sKey, sidKey);

    71         }

    72     }

    73 

    74 TBool CAknKeySoundMap::Find(TSKey& aKey)

    75     {

    76     TKeyArrayFix sidKey(_FOFF(TSKey, iKeyCode), ECmpTInt);

    77     TInt index;

    78     if (FindIsq(aKey, sidKey, index) == 0)

    79         {

    80         aKey.iSid = At(index).iSid;

    81         return ETrue;

    82         }

    83     return EFalse;

    84     }

    85 

    86 

    87 // CAknKeySoundStack

    88 

    89 

    90 CAknKeySoundStack* CAknKeySoundStack::NewL()

    91     {

    92     CAknKeySoundStack* self = new(ELeave)CAknKeySoundStack();

    93     return self;

    94     }

    95 

    96 CAknKeySoundStack::~CAknKeySoundStack()

    97     {

    98     ResetAndDestroy();

    99     }

   100 

   101 

   102 CAknKeySoundStack::CAknKeySoundStack()

   103 :CArrayPtrFlat<CAknKeySoundMap>(KAknKeySoundMapGranularity)

   104     {

   105     }

   106 

   107 TBool CAknKeySoundStack::Find(const TKeyEvent& aKeyEvent, TInt& aSid)

   108     {

   109     TSKey key;

   110     // Decide on key-repeat type to check for

   111     if (aKeyEvent.iRepeats == 0)

   112         {

   113         key.Set(aKeyEvent.iCode, ESKeyTypeShort, 0);

   114         }

   115     else

   116         {

   117         if (iPreviousEvent.iRepeats == 0)

   118             {

   119             key.Set(aKeyEvent.iCode, ESKeyTypeLong, 0);

   120             }

   121         else

   122             {

   123             key.Set(aKeyEvent.iCode, ESKeyTypeRepeat, 0);

   124             }

   125         }

   126 

   127     iPreviousEvent = aKeyEvent;

   128 

   129     // Check in top layer

   130     TInt index = Count();

   131     while (index)

   132         {

   133         index--;

   134         CAknKeySoundMap* map = At(index);

   135         if (map->Find(key))

   136             {

   137             if (key.iSid == EAvkonSIDNoSound)

   138                 return EFalse;

   139             else if (key.iSid == EAvkonSIDDefaultSound)

   140                 {

   141                 // Go direct to play default sound

   142                 index = 1;

   143                 continue;

   144                 }

   145             else

   146                 {

   147                 aSid = key.iSid;

   148                 return ETrue;

   149                 }

   150             }

   151         }

   152     return EFalse;

   153     }

   154 

   155 // End of File