phoneapp/phoneuiutils/src/cphonekeys.cpp
author Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
Thu, 19 Aug 2010 09:54:27 +0300
branchRCL_3
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child 24 41a7f70b3818
permissions -rw-r--r--
Revision: 201031 Kit: 201033
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/*
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* Copyright (c) 2002 Nokia Corporation and/or its subsidiary(-ies). 
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description:  Phone Keys
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*
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*/
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// INCLUDE FILES
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#include    "cphonekeys.h"
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#include    <aknkeys.h>
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#include    <AknUtils.h>
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#include    "phonelogger.h"
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// CONSTANTS
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_LIT( KPhoneValidChars, "0123456789*#+pwPW" );
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// ================= MEMBER FUNCTIONS =======================
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// ---------------------------------------------------------
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// CPhoneKeys::IsNumberKey
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// ---------------------------------------------------------
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//
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EXPORT_C TBool CPhoneKeys::IsNumberKey(
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    const TKeyEvent& aKeyEvent,
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    TEventCode /*aType*/ )
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    {
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    // Convert key code to western.
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    TBuf<1> buffer; // one character
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    buffer.Append( aKeyEvent.iCode );
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    AknTextUtils::ConvertDigitsTo( buffer, EDigitTypeWestern );
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    TBool result = EFalse;
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    switch ( buffer[ 0 ] ) // first char
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        {
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        // Digits, 0 .. 9
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        case KPhoneDtmf0Character:
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        case KPhoneDtmf1Character:
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        case KPhoneDtmf2Character:
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        case KPhoneDtmf3Character:
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        case KPhoneDtmf4Character:
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        case KPhoneDtmf5Character:
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        case KPhoneDtmf6Character:
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        case KPhoneDtmf7Character:
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        case KPhoneDtmf8Character:
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        case KPhoneDtmf9Character:
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            result = ETrue;
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            break;
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        default:
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            break;
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        }
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__PHONELOG1( 
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        EBasic, 
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        EPhonePhoneapp, 
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        "PhoneKeys::IsNumberKey: result: %d", 
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        result );
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    return result;
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    }
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// ---------------------------------------------------------
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// CPhoneKeys::IsNumericKey
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// ---------------------------------------------------------
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//
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EXPORT_C TBool CPhoneKeys::IsNumericKey( 
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    const TKeyEvent& aKeyEvent,
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    TEventCode aType )
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    {
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    TBool result = IsNumberKey( aKeyEvent, aType );
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    if ( !result )
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        {
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        switch( aKeyEvent.iCode )
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            {
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            case KPhoneDtmfHashCharacter:      // Hash
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            case KPhoneDtmfStarCharacter:      // Asterisk
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                // the following key can be got via taps of *
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            case KPhoneDtmfSpeedDialCharacter:  // Plus
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            case KPhoneDtmfPlusCharacter:       // SU-8W Plus
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            case KPhoneDtmfPauseCharacterUpper: // DTMF Soft-Pause character 'P'
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            case KPhoneDtmfWaitCharacterUpper:  // DTMF Wait character 'W'
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            case KPhoneDtmfPauseCharacter:      // DTMF Soft-Pause character 'p'
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            case KPhoneDtmfWaitCharacter:       // DTMF Wait character 'w'
0
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                result = ETrue;
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                break;
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            default:
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                break;
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            }
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        }
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__PHONELOG2( 
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        EBasic, 
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        EPhonePhoneapp, 
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        "PhoneKeys::IsNumericKey: result: %d, code %d", 
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        result,
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        aKeyEvent.iCode );
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    return result;
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    }       
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// ---------------------------------------------------------
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// CPhoneKeys::IsEscapeKey
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// ---------------------------------------------------------
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//
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parents:
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   117
EXPORT_C TBool CPhoneKeys::IsEscapeKey(
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   118
    const TKeyEvent& aKeyEvent,
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   119
    TEventCode aType )
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   120
    {
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   121
    return 
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        ( aType == EEventKey ) && 
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parents:
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   123
        ( aKeyEvent.iCode == EKeyEscape );
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parents:
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   124
    }
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parents:
diff changeset
   125
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   126
// ---------------------------------------------------------
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   127
// CPhoneKeys::IsDTMFTone
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   128
// ---------------------------------------------------------
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   129
//
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   130
EXPORT_C TBool CPhoneKeys::IsDtmfTone( 
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   131
    const TKeyEvent& aKeyEvent,
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   132
    TEventCode aType )
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   133
    {
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   134
    TBool result = IsNumberKey( aKeyEvent, aType );
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parents:
diff changeset
   135
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   136
    if ( !result )
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   137
        {
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   138
        switch( aKeyEvent.iCode )
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   139
            {
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   140
            case KPhoneDtmfHashCharacter:  // Hash
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   141
            case KPhoneDtmfStarCharacter:  // Asterisk
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   142
                result = ETrue;
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parents:
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   143
                break;
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parents:
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   144
            default:
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   145
                break;
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parents:
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   146
            }
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parents:
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   147
        }
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parents:
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   148
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   149
__PHONELOG2( 
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   150
        EBasic, 
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   151
        EPhonePhoneapp, 
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   152
        "PhoneKeys::IsDtmfTone: result: %d, code %d", 
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   153
        result,
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   154
        aKeyEvent.iCode );
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parents:
diff changeset
   155
        
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   156
    return result;
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parents:
diff changeset
   157
    }
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parents:
diff changeset
   158
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parents:
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   159
// ---------------------------------------------------------
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parents:
diff changeset
   160
// CPhoneKeys::IsSecondHashKey
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parents:
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   161
// Checks if keyevent is Second "#" key, i.e, "##".
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   162
// ---------------------------------------------------------
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   163
//
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   164
EXPORT_C TBool CPhoneKeys::IsSecondHashKey(
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   165
    const TDes& aText )
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parents:
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   166
    {
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   167
    TInt length = aText.Length();
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   168
    TBool result = EFalse;
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parents:
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   169
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   170
    // * or # character entered
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parents:
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   171
    if ( ( length >= KSecondKeyEvent ) 
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parents:
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   172
        && ( aText[0] == KPhoneDtmfHashCharacter ) 
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parents:
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   173
        && ( aText[1] == KPhoneDtmfHashCharacter ) )
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parents:
diff changeset
   174
        {
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   175
        result = ETrue;
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parents:
diff changeset
   176
        }
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parents:
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   177
    
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parents:
diff changeset
   178
    __PHONELOG1( 
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parents:
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   179
        EBasic, 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   180
        EPhonePhoneapp, 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   181
        "PhoneKeys::IsSecondHashKey: result: %d", 
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   182
        result );
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parents:
diff changeset
   183
        
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parents:
diff changeset
   184
    return result;
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parents:
diff changeset
   185
    }
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parents:
diff changeset
   186
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   187
// -----------------------------------------------------------------------------
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parents:
diff changeset
   188
// PhoneKeys::IsExtraChar
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parents:
diff changeset
   189
// -----------------------------------------------------------------------------
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diff changeset
   190
//
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parents:
diff changeset
   191
EXPORT_C TBool CPhoneKeys::IsExtraChar(
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parents:
diff changeset
   192
        TInt aChar )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   193
    {
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diff changeset
   194
    TBool result = EFalse;
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parents:
diff changeset
   195
    switch( aChar )
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parents:
diff changeset
   196
        {
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   197
        case '*': // Asterisk
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parents:
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   198
            // the following key can be got via taps of *
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   199
        case '+': // Plus
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
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   200
        case 'p': // P character
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parents:
diff changeset
   201
        case 'w': // W character
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parents:
diff changeset
   202
            result = ETrue;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   203
            break;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   204
        default:
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   205
            break;
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   206
        }
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parents:
diff changeset
   207
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parents:
diff changeset
   208
    return result;
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parents:
diff changeset
   209
    }
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parents:
diff changeset
   210
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parents:
diff changeset
   211
// ---------------------------------------------------------
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parents:
diff changeset
   212
// CPhoneKeys::Validate
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parents:
diff changeset
   213
//
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   214
// Go through the whole string and validate each character.
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   215
// If character is invalid, check if we have reached end of
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   216
// string (in which case, input.Peek() returns 0).
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parents:
diff changeset
   217
// ---------------------------------------------------------
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parents:
diff changeset
   218
//
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parents:
diff changeset
   219
EXPORT_C TBool CPhoneKeys::Validate( const TDesC& aString )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   220
    {
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parents:
diff changeset
   221
    TLex input( aString );
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parents:
diff changeset
   222
    TPtrC valid( KPhoneValidChars );
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   223
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   224
    while ( valid.Locate( input.Peek() ) != KErrNotFound )
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   225
        {
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parents:
diff changeset
   226
        input.Inc();
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parents:
diff changeset
   227
        }
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parents:
diff changeset
   228
    
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Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com>
parents:
diff changeset
   229
    return !input.Remainder().Length();
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parents:
diff changeset
   230
    }
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parents:
diff changeset
   231
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parents:
diff changeset
   232
//  End of File