/*

* Copyright (c) 2006,2007 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:   Provides Uni Sending Settings Dialog methods.

*

*/

// INCLUDE FILES

#include <barsread.h>

//#include <mtclreg.h>

#include <eiktxlbx.h>

#include <aknnavi.h>

#include <akntitle.h>

#include <aknsettingpage.h>

#include <aknradiobuttonsettingpage.h>

#include <aknnotewrappers.h> 

#include <StringLoader.h>

#include <centralrepository.h>    // link against centralrepository.lib

#include <messaginginternalcrkeys.h> // for Central Repository keys

#include <mmsconst.h>

// Features

#include <featmgr.h>    

#include <bldvariant.hrh>

#include <messagingvariant.hrh>

#include <csxhelp/unif.hlp.hrh>

#include <hlplch.h>   // For HlpLauncher

#include <UniEditor.rsg>

#include "UniEditorApp.hrh"

#include "UniSendingSettingsDialog.h"

// CONSTANTS

const TUid  KUniEditorAppId = { 0x102072D8 };

// ---------------------------------------------------------

// CUniSendingSettingsDialog

// C++ constructor

// ---------------------------------------------------------

//

CUniSendingSettingsDialog::CUniSendingSettingsDialog( TInt aSettingsFlags,

                                                      TUniSendingSettings& aSendingSettings,

                                                      TUniExitCode& aExitCode,

                                                      CAknTitlePane& aTitlePane ) :

    iTitlePane( aTitlePane ),

    iExitCode( aExitCode ),

    iSendingSettings( aSendingSettings ),

    iSettingsFlags( aSettingsFlags )

    {

    iExitCode = EUniExternalInterrupt; // reference -> cannot be initialized above

    }

// ---------------------------------------------------------

// ~CUniSendingSettingsDialog()

// Destructor

// ---------------------------------------------------------

//

CUniSendingSettingsDialog::~CUniSendingSettingsDialog()

    {

    delete iPreviousTitleText;

    // remove default navi pane

    if ( iNaviPane && 

         iSettingsDialogFlags & EDefaultNaviPane )

        {

        // if "EDefaultNaviPane" flag is set

        // iNaviPane != 0

        iNaviPane->Pop();

        }

    if ( iItems->MdcaCount() == 1 )

        {

		/*

         * If MpMessagingHideMessageTypeId is set, then we must delete

         * iMuiuSettingsItemArray corresponding to message type array.

         * Message type array gets deleted from this dialog during

         * PreLayoutDynInitL, therefore array contained by 

         * message type array requires a clean-up here

         */

        if ( iSettingsFlags & EUniSettingsHideMessageTypeOption )

            {

            delete iMessageTypeSettings.iMuiuSettingsItemArray;

            }

        else

            {

            delete iCharacterSettings.iMuiuSettingsItemArray;

            }

        }

    // For lint

    iNaviPane = NULL;

    iItems = NULL;

    iListbox = NULL;

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::ProcessCommandL

// Processes menu item commands

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::ProcessCommandL( TInt aCommandId ) 

    {

    CAknDialog::ProcessCommandL( aCommandId );

    switch ( aCommandId )

        {

        case EChangeItem:

            {

            HandleEditRequestL( iListbox->CurrentItemIndex(), EFalse );

            break;

            }

        case EAknCmdHelp:

            {

            LaunchHelpL();

            break;

            }

        case EExitItem:

            {

            ExitDialogL();

            break;

            }

        default:

            {

            break;

            }

        }

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::ExitDialogL

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::ExitDialogL()

    {

    // signal Editor of Exit

    iSendingSettings.iDialogExited = ETrue;

    iExitCode = EUniExit;

    TryExitL( EAknSoftkeyExit );

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::OkToExitL

// ---------------------------------------------------------

//

TBool CUniSendingSettingsDialog::OkToExitL( TInt aKeyCode )

    {

    switch ( aKeyCode )

        {

        case EUniCmdSettingsChange:

            { 

            // As all the softkey buttons come only to this function, MSK needs to handled here

            HandleEditRequestL( iListbox->CurrentItemIndex(), ETrue );

            return EFalse;

            }

        case EAknSoftkeyCancel:

        case EAknSoftkeyBack:

            {

            // If exit wanted during back operation

            iSettingsDialogFlags &= ~EExitSelected;

            ClosingDialogL();

            if( iSettingsDialogFlags & ESwitchToExit )

                {

                iExitCode = EUniExit;

                }

            else//normal back

                {

                iExitCode = EUniBack;

                }

            return ETrue;

            }

        default :

            {

            return CAknDialog::OkToExitL( aKeyCode );

            }

        }

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::PreLayoutDynInitL

// Creates a listbox for the settings.

// Values are read from the resource file.

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::PreLayoutDynInitL()

    {

    // Get supported features from feature manager.

    FeatureManager::InitializeLibL();

    if ( FeatureManager::FeatureSupported( KFeatureIdHelp ) )

        {

        iSettingsDialogFlags |= EHelpFeatureSupported;

        }

    FeatureManager::UnInitializeLib();

    SetTitleTextL();

    // Get listbox pointer

    iListbox = static_cast<CEikTextListBox*>( Control( EDlgSettingListBox ) );

    iListbox->SetListBoxObserver( this );

    // Sets correct size for the listbox    

    iListbox->SetRect( iAvkonAppUi->ClientRect() );

    // Read&store the current values to listbox items.

    TInt itemsResId = R_UNI_SENDINGSETTINGS_ITEMS;

    iItems = CMuiuSettingsArray::NewL( itemsResId );

    iCharacterSettings = iItems->At( EUniSendingSettingsCharSupport );

    /*

     * If MpMessagingHideMessageTypeId is set, we need to

     * delete the settings from message type array.

     * We will need to manually clean up the items contained

     * by message type array in the destructor since we are deleting

     * message type array here */

    iMessageTypeSettings = iItems->At( EUniSendingSettingsMessageType );

    if ( iSettingsFlags & EUniSettingsHideMessageTypeOption )

        {

        iItems->Delete( EUniSendingSettingsMessageType );

        }

    if( ( iSettingsFlags & EUniSettingsContentNeedsMms &&

          !( iSettingsFlags & EUniSettingsPermanentSms ) ) ||

        iSettingsFlags & EUniSettingsPermanentMms || 

        iSettingsFlags & EUniSettingsHideCharSet ||

        iSendingSettings.iMessageType == TUniSendingSettings::EUniMessageTypeMultimedia )

        {

        // CharSupport is not shown when we are dealing with MMS messages

        // or when the charSet is locked

        iItems->Delete( EUniSendingSettingsCharSupport );

        }

    GetSendingSettingsValues();

    // scroll bars

    iListbox->CreateScrollBarFrameL( ETrue );

    iListbox->ScrollBarFrame()->SetScrollBarVisibilityL( CEikScrollBarFrame::EOff, 

                                                         CEikScrollBarFrame::EAuto );

    // replace navi pane with empty one.

    iNaviPane = static_cast<CAknNavigationControlContainer*>

        ( iEikonEnv->AppUiFactory()->StatusPane()->ControlL( TUid::Uid(EEikStatusPaneUidNavi) ) );

    iNaviPane->PushDefaultL();

    iSettingsDialogFlags |= EDefaultNaviPane;

    CTextListBoxModel* model = iListbox->Model();

    model->SetItemTextArray( iItems );

    model->SetOwnershipType( ELbmOwnsItemArray );

    UpdateMskL();

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::ClosingDialogL

// ---------------------------------------------------------

//

TBool CUniSendingSettingsDialog::ClosingDialogL()

    {

    // Replace title with old title text

    if ( !( iSettingsDialogFlags & EGoingToExit ) )

        {

        iTitlePane.SetTextL( *iPreviousTitleText );

        }

    return EFalse;

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::GetSendingSettingsValues

// Gets the values for the uni message settings and puts them in

// to the listbox. Text strings are from loc files.

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::GetSendingSettingsValues()

    {

    TInt index = 0;

    /*

     * Set up the Message Type item only if the 

     * MpMessagingHideMessageTypeId feature flag is not set

     * Note: This is the default/existing case */

    if ( ! ( iSettingsFlags & EUniSettingsHideMessageTypeOption ) )

        {

        TInt currentItem = iSendingSettings.iMessageType;

        SetArrayItem( index, currentItem );

        }

    if( !( ( iSettingsFlags &  EUniSettingsContentNeedsMms &&

             !( iSettingsFlags & EUniSettingsPermanentSms ) ) || 

            ( iSettingsFlags & EUniSettingsPermanentMms ) ||

            ( iSettingsFlags & EUniSettingsHideCharSet ) ||

              iSendingSettings.iMessageType == TUniSendingSettings::EUniMessageTypeMultimedia ) )

        { 

        // Show CharSupport when not in MMS mode

        /*

         * Change the index only if we are also displaying

         * Message Type.

         */

        if ( ! ( iSettingsFlags & EUniSettingsHideMessageTypeOption ) )

            {

            index = EUniSendingSettingsCharSupport;

            }

        switch ( iSendingSettings.iCharSupport )

            {

            case TUniSendingSettings::EUniCharSupportFull:

                {

                SetArrayItem( index, EUniSettingsCharSupportFull );

                break;

                }

            case TUniSendingSettings::EUniCharSupportReduced:

            default:

                {

                SetArrayItem( index, EUniSettingsCharSupportReduced );

                break;

                }

            }

        }

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::SetArrayItem

// Updates indexed item of listbox

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::SetArrayItem( TInt aIndex, TInt aCurrentNumber )

    {

    /*

     * Instead of using hardcoded number to do bounds checking

     * use the number of items in the array

     */

    if( aIndex < 0 || aIndex >= iItems->MdcaCount() )

        { // Item is invisible so just return

        return;

        }

    iItems->At( aIndex ).iUserText.Copy(

        ( *iItems->At( aIndex ).iMuiuSettingsItemArray )[aCurrentNumber]);

    ( *iItems )[aIndex].iCurrentNumber = aCurrentNumber;

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::SetArrayItem

// Updates indexed item of listbox - user text formatted by the caller

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::SetArrayItem( TInt aIndex, 

                                              TInt aCurrentNumber, 

                                              const TDesC& aUserText)

    {

    if( aIndex < 0 )

        {

        return;

        }

    iItems->At( aIndex ).iUserText.Copy( aUserText );

    ( *iItems )[aIndex].iCurrentNumber = aCurrentNumber;

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::HandleListBoxEventL

// Handles listbox event

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::HandleListBoxEventL( CEikListBox* /* aListBox */, 

                                                     TListBoxEvent aEventType )

    {

    switch ( aEventType )

        {

        case EEventEnterKeyPressed:

        case EEventItemSingleClicked:

            {

            HandleEditRequestL( iListbox->CurrentItemIndex(), ETrue );

            break;

            }

        default:

            {

            break;

            }

        }

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::DynInitMenuPaneL

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::DynInitMenuPaneL( TInt aMenuId, 

                                                  CEikMenuPane* aMenuPane )

    {

    switch ( aMenuId )

        {

        case R_UNI_SENDINGSETTINGS_DIALOG_MENUPANE:

            {

            aMenuPane->SetItemDimmed( EAknCmdHelp, !( iSettingsDialogFlags & EHelpFeatureSupported ) );

            break;

            }

        default:

            {

            break;

            }

        };

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::OfferKeyEventL

// Handles listbox event

// ---------------------------------------------------------

//

TKeyResponse CUniSendingSettingsDialog::OfferKeyEventL( const TKeyEvent& aKeyEvent, 

                                                        TEventCode aType )

    {

    TKeyResponse ret = CAknDialog::OfferKeyEventL( aKeyEvent, aType );

    if( aType == EEventKeyUp )

        {

        UpdateMskL();

        }

    if ( iSettingsDialogFlags & EShouldExit ) 

        {

        iExitCode = EUniExit;

        TryExitL( EAknSoftkeyCancel );

        }

    return ret;

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::HandleEditRequestL

// Handles editing of a selected setting

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::HandleEditRequestL( TInt aIndex, TBool aEnterPressed )

    {

    /*

     * Instead of switching on hard coded index values and

     * calling methods based on index values, we now call

     * the function based on the item itself.

     * Search the settings array to find the index of 

     * Message Type and Character Support, and call

     * the appropriate method.

     */

    TKeyArrayFix actNumKey( 0, ECmpTInt );

    TInt characterIndex = -1;

    TInt messagetypeIndex = -1;

    iItems->Find( iCharacterSettings, actNumKey, characterIndex );

    iItems->Find( iMessageTypeSettings, actNumKey, messagetypeIndex );

    if( messagetypeIndex == aIndex )

        {

        EditMessageTypeL();

        }

    else if( characterIndex == aIndex )

        {

        EditCharacterSupportL( aEnterPressed );

        }

    iListbox->DrawItem( aIndex );

    }

// ---------------------------------------------------------

// CUniSendingSettingsDialog::EditMessageTypeL

// ---------------------------------------------------------

//

void CUniSendingSettingsDialog::EditMessageTypeL()

    {

    TResourceReader reader;

    iEikonEnv->CreateResourceReaderLC( reader, R_UNI_SETTING_MESSAGE_TYPE_LIST );

    CDesCArrayFlat* items = new ( ELeave ) CDesCArrayFlat( KSettingsGranularity );

    CleanupStack::PushL( items );

    CArrayFixFlat<TInt>* itemIds = new ( ELeave ) CArrayFixFlat<TInt>( KSettingsGranularity );

    CleanupStack::PushL( itemIds );

    // Get the labels from resources

    const TInt count = reader.ReadInt16();

    for ( TInt loop = 0; loop < count; loop++ )

        {

        HBufC* label = reader.ReadHBufCL();

        TBool addLabel( ETrue );

        switch( loop )

            {

            case EUniSettingsMessageTypeAutomatic:

                {

                if ( iSettingsFlags & EUniSettingsPermanentSms ||

                     iSettingsFlags & EUniSettingsPermanentMms )

                    {

                    // Delete automatic if it's permanent SMS or MMS

                    addLabel = EFalse;

                    }

                break;

                }

            case EUniSettingsMessageTypeText:

                {

                if ( ( iSettingsFlags & EUniSettingsContentNeedsMms &&

                       !( iSettingsFlags & EUniSettingsPermanentSms ) ) ||

                     iSettingsFlags & EUniSettingsPermanentMms )

                    {

                    // Delete text if it's permanent MMS or content is MMS and

                    // we are not on permanently locked SMS mode.

                    addLabel = EFalse;

                    }

                break;

                }

            case EUniSettingsMessageTypeMultimedia:

                {

                if ( iSettingsFlags & EUniSettingsPermanentSms )

                    {

                    // Delete multimedia if it's permanent SMS