/*

* Copyright (c) 2002-2006 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "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:  Call sub-menu in General Settings.

*

*/

#ifndef GSCALLPLUGIN_H

#define GSCALLPLUGIN_H

// INCLUDES

#include "GSCallPluginModel.h"

#include "MGsFWMSKLabelObserver.h"

#include <MSSSettingsObserver.h> //for MSSSettingsObserver

#include <MMGFetchVerifier.h>

#include <mgsasyncimagehandlingobserver.h>

#include <centralrepository.h>

#include <cenrepnotifyhandler.h>

#include <ConeResLoader.h>

#include <gsbaseview.h>

#include <gsfwviewuids.h>

#include <gsplugininterface.h>

// FORWARD DECLARATIONS

class CGSCallPluginContainer;

class CAknRadioButtonSettingPage;

class CPsetContainer;

class CPsuiContainer;

class CPsuiWaitingObs;

class CPsetCallWaiting;

class CAknPopupList;

class CGSTelPluginModel;

class CGSCcbsHandler;

class CAknWaitDialog;

class CAknViewAppUi;

// Constants

const TUid KCallPluginUID = { 0x102824A2 };

// Resource file name

_LIT( KGSCallPluginResourceFileName, "z:GSCallPluginRsc.rsc" );

_LIT( KGSCallPluginIconDirAndName, "z:GSCallPlugin.mbm");

// CLASS DECLARATION

/**

*  CGSCallPlugin view class 

*/

class CGSCallPlugin : public CGSBaseView, 

                      public MSSSettingsObserver,

                      public MMGFetchVerifier,

                      public MGSAsyncImageHandlingObserver,

                      public MGsFWMSKObserver

    {

    public: // Constructor and destructor

        /* C++ Constructor */

        CGSCallPlugin();

        /**

        * Symbian OS two-phased constructor

        * @return

        */

        static CGSCallPlugin* NewL( TAny* aInitParams );

        /* Symbian OS two-phase Constructor 

        *

        * @return pointer to CGSCallPlugin object

        */

        static CGSCallPlugin* NewLC();

        /**

        * Destructor.

        */

        ~CGSCallPlugin();

    public: // Functions from CAknView

        /**

        * From CAknView, returns the views id.

        *

        * @return Returns id of the view.

        */

        TUid Id() const;

        /**

        * See base class.

        */

        void HandleClientRectChange();

        /**

        * See base class.

        */

        void HandleStatusPaneSizeChange();

        /**

        * From MEikCommandObserver, handles the menu based commands.

        *

        * @param aCommand identifies the given command.

        */

        void HandleCommandL( TInt aCommand );

        /**

        * See base class.

        */

        void DoActivateL( const TVwsViewId& aPrevViewId,

                          TUid aCustomMessageId,

                          const TDesC8& aCustomMessage );

        /**

        * See base class.

        */

        void DoDeactivate();

    public: // From base classes

        /*

        * From MSSSettingsObserver, observer function 

        * @param aSetting Current setting

        * @param aNewValue New value for the setting

        */

        void PhoneSettingChanged( TSSSettingsSetting aSetting, 

                                  TInt aNewValue );

        /**

        * Updates specific value to container 

        * @param aListItem item index to update

        * @param aNewValue new value for the setting

        */

        void UpdateListBoxL( const TInt& aListItem, TInt aNewValue );

        /**

        * From MEikCommandObserver, handles the commands.

        *

        * @param aCommand identifies the command given.

        */

        void ProcessCommandL( TInt aCommand );

        /**

        * Checks if the MSK label needs to be adjusted.

        */

        void CheckMiddleSoftkeyLabelL();

    public: // From CGSPluginInterface

        /**

        * See base class.

        */

        void GetCaptionL( TDes& aCaption ) const;

        /**

        * See base class.

        */

        TInt PluginProviderCategory() const;

        /**

        * See base class.

        */

        CGulIcon* CreateIconL( const TUid aIconType );

    public: //new

        /**

        * Remove command and label from MSK.

        */

        void RemoveCommandFromMSK( const TBool flag);

        /**

        * Adds given resource text as MSK to CBA.

        * 

        * @param aResourceId middle softkey label.

        * @param aCommandId command that should be performed when MSK

        *        is pressed.

        * @since S60 v3.1

        */

        void SetMiddleSoftKeyLabelL( const TInt aResourceId,const TInt aCommandId );

    protected: // from CGSBaseView

        /**

        * See base class.

        */

        void NewContainerL();

        /**

        * See base class.

        */

        void HandleListBoxSelectionL();

    protected: //from MMGFetchVerifier

        /**

        * Display Backlight setting page

        */

        TBool VerifySelectionL( const MDesCArray* aSelectedFiles );

    protected: //from MGSSyncImageHandlingObserver

        /**

        * Method derived from MGSSyncImageHandlingObserver

        * Run when the asynchronous image converting is complete.

        */

        void ImageHandlingCompleteL( TInt aError );

    protected: // From MEikMenuObserver

        void DynInitMenuPaneL( TInt aResourceId, CEikMenuPane* aMenuPane );

    protected: //new

        /**

        * Symbian OS default constructor. 

        */

        void ConstructL();

        /**

        * Shows settingpage for on-off settings.

        *

        * @param aPage reveals what page should be displayed.

        */

        void ShowSettingPageL( TGSCallItemIds aPage );

        /**

        * Responsible for showing als related settingpage.

        * Separate method is needed because als settings differ quite

        * a bit from the other on/off settings.

        *

        * @param aPage reveals what page should be displayed.

        */

        void ShowAlsSettingPageL( TGSCallItemIds aPage );

        /**

        * Processes user's selection

        * @param aSetting tells which value to switch

        * Used when Central Repository is enabled

        */

        void SwitchOnOffSetting( TCallSettId aSetting );

        /**

        * Adds item to a list

        * @param aList reference to a list

        * @param aItem resource ID of the item to be added

        */

        void AppendItemL( CDesCArrayFlat& aList, TInt aItem );

        /**

        * Selects what kind of menu to create next

        *

        * @param aIndex currently selected item

        */

        virtual void HandleCreatePopupL( TInt aIndex );

        /**

        * Sets title to a setting page.

        *

        * @param aDlg reference to a setting page

        * @param aTitleID resource ID of title

        */

        void SetTitleToSettingL( CAknRadioButtonSettingPage& aDlg, 

                                 TInt aTitleID );

        /**

        * Sets title to status pane.

        *

        * @param aTitleID resource ID of title

        */

        /*void SetTitleL( TInt aTitleID );*/

        /**

        * Switches value between shared data (0 = off, 1 = on)

        * and setting page (1 = off, 0 = on).

        * @param aValue value to switch

        * @return switched value

        */

        TInt SwitchValue( TInt& aValue );

        /**

        * Shows notes when Als Block value has been changed.

        */

        void ShowAlsBlockNoteL();

        /**

        * Converts value between setting page and SsSettings.

        * @param aValue value to convert

        */

        void AlsBlockConvertValue( TInt& aValue );

        /**

        * Converts value between setting page and SsSettings.

        * @param aValue value to convert

        */

        void CliConvertValue( TInt& aValue );

        /**

        * Calls Security to make a Pin2 query.

        *

        * @return KPSPinQueryOk if query OK, otherwise 0.

        */

        TInt MakePin2QueryL();

        /**

        * Calls Security to make a Security code query.

        *

        * @return ETrue if query OK.

        */

        TBool MakeSecCodeQueryL();

        /**

        * Changes value in shared data for Als or Als Blocking.

        */

        void SwitchAlsSettingL();

        /**

        * Shows Soft reject setting page.

        */

        void ShowSoftRejectSettingPageL();

        /**

        * Display the Setting page for Replace Prefix item

        * @param aCurrentValue currently selected value in the setting page.

        * @return ETrue if the setting page selection has changed.

        */

        TBool ShowPrefixSettingPageL( TInt& aCurrentValue );

        /**

        * Toggles the Replace prefix between ON & OFF

        * @param aSettingPage Tells whether to display the setting page

        */

        void ChangePrefixSettingL( TBool aSettingPage );

        /**

        * Set the new changes to VOIP variables.

        * @param aPage one of the TGSCallItemIds value w.r.t VOIP

        * @param aCurrentSetting currently selected setting page item

        */

        void SetVoipSettingBasedSelectedLine( 

            const TGSCallItemIds aPage, 

            TInt aCurrentSetting );

        /**

        * Gets line for selected VoIP setting.

        * @param aPage one of the TGSCallItemIds value w.r.t VOIP

        * @return line for selected VoIP setting.

        */

        TInt GetLineForSelectedVoipSetting( const TGSCallItemIds aPage );

        /**

        * Display background image list from media gallery.

        */

        void ShowVTStillImageSettingPageL();

        /**

        *

        */

        void ShowStillImageListL();

        /**

        * Display image load wait note dialog.

        */

        void ShowImageLoadWaitNoteL();

        /**

        * Hide image load wait note dialog.

        */

        void HideImageLoadWaitNoteL();

        /**

        * Prompt image related errors to the user.

        * @param aError system wide Symbian errors

        */

        void HandleImageErrorsL( TInt aError );

        /**

        * Check if the input file is DRM protected

        * @param aOriginalFileName Path of the bitmap file

        * @return ETrue if file is DRM protected.

        *         EFalse otherwise.

        */

        TBool CheckDRMProtectionL( const TDesC& aOriginalFileName );

        TBool ShowCallDurationSettingPageL( TInt& aCurrentValue );

        void ChangeCallDurationSettingL( TBool aSettingPage );

        /**

        * Shows note if preferred call setting 

        * was changed to the Internet Telephone.

        */

        void ShowPreferredTelephonyNoteL();

        /*

        *  Toggles between the setting values based on aShowSettingPage

        *  @param aShowSettingPage is ETrue then setting page is shown

        */

        void ChangeLongPressCallKeySettingL( const TBool aShowSettingPage );

        /*

        * Launches setting page with the LongPressCallKey setting items

        * @Param gets the updated value set

        */

        TBool ShowLongPressCallKeySettingPageL( TInt& aCurrentValue );

        /**

        * Launches settings page for Own Image during video call setting  

        */

        void ShowOwnImageVtCallSettingPageL();

    private:

        //Retrieves container pointer.

        CGSCallPluginContainer*  Container();

        /*

        * Checks call state.

        * @return one of the call states from P&S key

        */

        TInt CheckCallStateL();

    protected: // Member Variables

        //CGSCallPluginModel class variable

        CGSCallPluginModel*         iModel;

        //General access class for phonesettings.

        CPsetContainer*             iSettings;

        //Call waiting SS handler

        CPsetCallWaiting*           iWaiting;

        //General access class for PSUI.

        CPsuiContainer*             iObsContainer;

        //Call waiting note handler

        CPsuiWaitingObs*            iCwObserver;

        //Fetches ss related phone settings.

        RSSSettings*                iSsSettings;

        //Value of als.

        TInt                        iAls;

        //Value of ALS Blocking.

        TInt                        iAlsBlock;

        //Value of Clir

        TInt                        iClir;

        //Has the rocker been pressed.

        TBool                       iRockerPress;

        //Creates and handles calls to CCBS Manager.

        CGSCcbsHandler*             iCcbsHandler;

    private:

        // for image handling

        CGSAsyncImageHandling*      iImageHandler;

        // for load wait dialog

        CAknWaitDialog*             iWaitDialog;

        // local variation for restricted CLIR

        TBool                       iRestrictedClir;

        // local variation for secure CLIR

        TBool                       iSecureClir;

        // video Telephony Still Image state

        TInt                        iVtStillImage;

        // Previous video Telephony Still Image state

        TInt                        iPreviousVtStillImage;

        // check if which command MSK is set during destruction

        TBool                       iMskCommandFlag;

        //Lock for VT still image listbox item

        TBool iVTImageSelectionOngoing;

    };

#endif  //GSCALLPLUGIN_H

// End of File