/*

* Copyright (c) 2001-2009 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

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

* which accompanies this distribution, and is available

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

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: Declares the main handler CWEPSecuritySettings, UI CWEPSecuritySettingsUI and public API for the WEP Security Settings. 

*

*/

#ifndef WEPSECURITYSETTINGSUI_H

#define WEPSECURITYSETTINGSUI_H

// INCLUDES

#include <e32base.h>

#include <metadatabase.h>

using namespace CommsDat;

// FORWARD DECLARATIONS

class CEikonEnv;

class CWEPSecuritySettingsUi;

class CWEPSecuritySettingsUiImpl;

class CWEPSecuritySettingsImpl;

class CCommsDatabase;

// CLASS DECLARATION

/*

* WEP Security Settings. Enables loading, saving and editing the settings

* (editing via CWEPSecuritySettingsUi).

* Proxy around the real implementation in CWEPSecuritySettingsUiImpl. 

* No details of the actual data are exposed.

*/

NONSHARABLE_CLASS( CWEPSecuritySettings ) : public CBase

    {

    public: // Constructors and destructor

        /**

        * Two-phased constructor. Leaves on failure.

        * @return The constructed CWEPSecuritySettings object.

        */

        IMPORT_C static CWEPSecuritySettings* NewL();

        /**

        * Destructor.

        */

        IMPORT_C ~CWEPSecuritySettings();

    public:     // Types

        enum TEvent                     // Events happening during edit.

            {

            ENone           = 0x0000,   // Nothing happened.

            EModified       = 0x0001,   // Data changed.

            EValid          = 0x0010,   // All data entererd are valid, they

                                        // can be saved

            EExitReq        = 0x0020,   // Exit option requested, also caller 

                                        // app should close

            EShutDownReq    = 0x0040    // ShutDown was requested

            };

        // Members to be showed in the setting pages

        enum TWepMember

            {

            EWepKeyInUse,           // To set key in use

            EWepAuthentication,     // To set authentication type

            EWepKeyConfiguration,   // To open the other settings (the three below)

            EWepKeyLength,          // To set the length of the key

            EWepKeyFormat,          // To choose the format of the key

            EWepKeyData             // To set the key

            };

        // Enumeration of the possible keys in use

        enum TWEPKeyInUse

            {

            EKeyNumber1,            // Key number 1

            EKeyNumber2,            // Key number 2

            EKeyNumber3,            // Key number 3

            EKeyNumber4             // Key number 4

            };

        // Enumeration of the possible authentication types

        enum TWEPAuthentication

            {

            EAuthOpen,              // Open authentication

            EAuthShared             // Shared authentication

            };

        // Possible lengths of the keys

        enum TWEPKeyLength

            {

            E40Bits,                // 40 bits

            E104Bits,               // 104 bits

            E232Bits                // 232 bits

            };

        // Possible formats of the keys

        enum TWEPKeyFormat

            {

            EAscii,                 // Ascii format

            EHexadecimal            // Hex format

            };

    public:     // New methods

        /**

        * Load from database.

        * @param aIapId Wlan Service Table Id of the IAP to be loaded

        * @param aCommsDb Comms database.

        */

        IMPORT_C void LoadL( TUint32 aIapId, CCommsDatabase& aCommsDb );

        /**

        * Edit the settings.

        * @param aUi UI to be used.

        * @param aTitle Title Pane text to display during edit.

        * @return Exit reason.

        */

        IMPORT_C TInt EditL( CWEPSecuritySettingsUi& aUi, 

                             const TDesC& aTitle );

        /**

        * Save to database.

        * @param aIapId Wlan Service Table Id of the IAP to be saved

        * @param aCommsDb Comms database.

        */

        IMPORT_C void SaveL( TUint32 aIapId, CCommsDatabase& aCommsDb ) const;

        /**

        * Tells if the settings are valid and can be saved

        * @return ETrue if all the compulsory settings have been entered

        */

        IMPORT_C TBool IsValid() const;

        /**

        * Sets the new data of the key

        * @param aElement   Index of the element whose data has to be set.

        * @param aKeyData   The new value for data of the key.

        * @param aHex       ETrue if data is in Ascii format

        * @return KErrNone if successful, or an error code

        */

        IMPORT_C TInt SetKeyDataL( const TInt aElement, const TDesC& aKeyData,

                                   const TBool aHex );

        /**

        * Load from database.

        * @param aIapId Wlan Service Table Id of the IAP to be loaded

        * @param aSession Session to CommsDat.

        */

        IMPORT_C void LoadL( TUint32 aIapId, CMDBSession& aSession );

        /**

        * Save to database.

        * @param aIapId Wlan Service Table Id of the IAP to be saved

        * @param aSession Session to CommsDat.

        */

        IMPORT_C void SaveL( TUint32 aIapId, CMDBSession& aSession ) const;

        /**

        * Sets the index of the key to use.

        * @param aKey   The key to be used for authentication.

        */

        IMPORT_C void SetKeyInUse( TWEPKeyInUse aKey );

        /**

        * Sets the authentication type.

        * @param aAuthentication   The authentication type.

        */

        IMPORT_C void SetAuthentication( TWEPAuthentication aAuthentication );

    private:    // Data 

        // Implementation. Owned.

        CWEPSecuritySettingsImpl* iImpl;  

    };

/**

* User interface to edit WEP Security Settings.

* Proxy around the real implementation in CWEPSecuritySettingsUiImpl.

*/

NONSHARABLE_CLASS( CWEPSecuritySettingsUi ) : public CBase

    {

    public:     // Constructors and destructor

        /**

        * Two-phased constructor. Leaves on failure.

        * @param aEikEnv Eikon environment.

        * @return The constructed CWEPSecuritySettingsUi object.

        */

        IMPORT_C static CWEPSecuritySettingsUi* NewL( CEikonEnv& aEikEnv );

        /**

        * Destructor.

        */

        IMPORT_C virtual ~CWEPSecuritySettingsUi();

    public:     // New methods

        /**

        * Component Validation Test.

        * @return KErrNone.

        */

        IMPORT_C static TInt Cvt();

    private:    // Friends

        friend class CWEPSecuritySettings;

    private:    // Data 

        // Implementation. Owned.

        CWEPSecuritySettingsUiImpl* iImpl;

    };

#endif

// End of File