1 /*

     2 * Copyright (c) 2007-2007 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:  CCenRepAttributes class declaration.

    15 *

    16 */

    17 

    18 

    19 #ifndef C_CENREPATTRIBUTES_H

    20 #define C_CENREPATTRIBUTES_H

    21 

    22 #include <e32base.h>

    23 #include <cfcontextinterface.h>

    24 #include <cfcontextsourceplugin.h>

    25 

    26 #include "cfcontextsourcesettingparameter.h"

    27 

    28 class CCFContextSourceSettingArray;

    29 

    30 _LIT( KUID, "UID" );

    31 _LIT( KMode, "Mode" );

    32 _LIT( KMasked, "Masked" );

    33 _LIT( KNonMasked, "NonMasked" );

    34 

    35 _LIT( KKey, "Key" );

    36 _LIT( KValue, "Value" );

    37 _LIT( KContextSource, "ContextSource" );

    38 _LIT( KContextType, "ContextType" );

    39 _LIT( KContextValue, "ContextValue" );

    40 _LIT( KContextValueSet, "ContextValueSet" );

    41 _LIT( KContextValueUnSet, "ContextValueUnSet" );

    42 

    43 /**

    44  *  Base class for attribute and parameter handling

    45  *

    46  *  @lib CenRepSourcePlugIn.dll

    47  *  @since S60 5.0

    48  */

    49 NONSHARABLE_CLASS( CCenRepAttributes ) : public CBase

    50     {

    51 public:

    52 

    53     virtual ~CCenRepAttributes();

    54     

    55 public: // New methods

    56 

    57     /**

    58     * Pure virtual definition

    59     * Search context values from parameter array and updates context

    60     *

    61     * @since S60 5.0

    62     * @param aKeyValue Parameter key value for context values to search

    63     * @return void

    64     */

    65     virtual void UpdateContextL( const TInt aKeyValue ) = 0;

    66     

    67     /**

    68     * Converts string to hexadecimal.

    69     *

    70     * @since S60 5.0

    71     * @param aString The string to convert

    72     * @param aValue Converted value

    73     * @return KErrNotFound if not an int to be converted, else KErrNone

    74     */

    75     static TInt ConvertToHex( const TDesC& aString, TUint32& aValue );

    76 

    77     /**

    78     * Initializes object and triggers to define context.

    79     *

    80     * @since S60 5.0

    81     * @param aIndex Index of RContextSourceSettingArray item

    82     * @return Central repository key

    83     */

    84     TUint32 InitCenRepKeyL( TInt aIndex );

    85 

    86 protected:

    87 

    88     CCenRepAttributes( MCFContextInterface& aCF,

    89                        CCFContextSourceSettingArray& aSettings );

    90 

    91     /**

    92     * Converts string to integer.

    93     *

    94     * @since S60 5.0

    95     * @param aString The string to convert

    96     * @param aValue Converted value

    97     * @return KErrNotFound if not an int to be converted, else KErrNone

    98     */

    99     TInt ConvertToInt( const TDesC& aString, TInt& aValue ) const;

   100 

   101     /**

   102     * Publish context

   103     *

   104     * @since S60 5.0

   105     * @param

   106     * @return void

   107     */

   108     void PublishContext();

   109 

   110 private:

   111 

   112     void DefineContext();

   113 

   114 public:    // Data

   115 

   116 protected: // Data

   117 

   118         // Sensor source settings

   119         CCFContextSourceSettingArray& iSettings;

   120 

   121         // Ref: CF interface for contexts

   122         MCFContextInterface& iCF;

   123 

   124         // Own: Pointer to a Context object

   125         CCFContextObject* iContext;

   126 

   127         // Own: Parameter array of settings

   128         RSettingParameterArray iParamArray;

   129 

   130         // Parameter count in parameter array

   131         TInt iParamCount;

   132 

   133 private:   // Data

   134 

   135     };

   136 

   137 #endif // C_CENREPATTRIBUTES_H