/*

* Copyright (c) 2008 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:   Calendar Lunar Plugin 

 *

*/

#include "calendarui_debug.h"

#include <eikenv.h>

#include <AknUtils.h>

#include <eiklabel.h>

#include <avkon.hrh>

#include <StringLoader.h>

#include <aknmessagequerydialog.h>

#include <data_caging_path_literals.hrh>

#include <bautils.h>

#include <AknBidiTextUtils.h>

#include <CalenLunarChinesePluginData.rsg>

#include <layoutmetadata.cdl.h>

#include <mcalenpreview.h>

#include "calendarui_debug.h" 

#include "CalenLunarChinesePlugin.h"

#include "calenlunarpanic.h"

#include "calenlunarlocalizedinfo.h"

#include "calenlunarlocalizer.h"

#include "calenlunarinfoprovider.h"

#include "CalendarPrivateCRKeys.h"

#include "calencommands.hrh"

//CONSTANTS

_LIT( KFieldSeparator, "\n" );

_LIT( KHeaderSeparator, "\n  ");

  _LIT( KResourceChinesePluginFile, "calenlunarchineseplugindata.rsc" );

#define KResourcePath KDC_RESOURCE_FILES_DIR

const TInt KFieldCount = 5;

// ============================ MEMBER FUNCTIONS ===============================

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

// CCalenLunarChinesePlugin::CCalenLunarChinesePlugin

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

//

CCalenLunarChinesePlugin::CCalenLunarChinesePlugin(MCalenServices* aServices)

	:iLocalizer(NULL),

	 iLocInfo(NULL),

	 iServices(aServices),

	 iInfoBarText(NULL),

	 iResourceFileOffset( NULL )

	{

	TRACE_ENTRY_POINT;

	iLabelControl = NULL;

	TRACE_EXIT_POINT;

	}

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

// CCalenLunarChinesePlugin::CreateChinesePluginL

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

//

CCalenLunarChinesePlugin* CCalenLunarChinesePlugin::NewL( MCalenServices* aServices )

	{

	TRACE_ENTRY_POINT;

	CCalenLunarChinesePlugin* self = new( ELeave ) CCalenLunarChinesePlugin( aServices);

	CleanupStack::PushL( self );

	self->ConstructL();

	CleanupStack::Pop(self);

	TRACE_EXIT_POINT;

	return self;

	}

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

// CCalenLunarChinesePlugin::~CCalenLunarChinesePlugin

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

//

CCalenLunarChinesePlugin::~CCalenLunarChinesePlugin()

	{

	TRACE_ENTRY_POINT;

 	delete iLabelControl;

 	iLabelControl = NULL;

	//Deregister services

	if ( iServices )

        {

        iServices->CancelNotifications(this);

        iServices->Release();

        }

    if(iInfoBarText)

 	    {

 	    delete iInfoBarText;

 	    iInfoBarText = NULL;

 	    }

	delete iInfoProvider;

	delete iLocalizer;

	delete iLocInfo;

	if( iResourceFileOffset )

        {

        CCoeEnv::Static()->DeleteResourceFile( iResourceFileOffset );

        }

	TRACE_EXIT_POINT;

	}

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

// CCalenLunarChinesePlugin::ContructL

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

//

void CCalenLunarChinesePlugin::ConstructL()

	{

	TRACE_ENTRY_POINT;

	TFileName dllName;

	// Get the complate path of the DLL from where it is currently loaded

	Dll::FileName( dllName );

    TFileName resourceFilename;

    resourceFilename.Append(dllName.Mid(0,2));

    resourceFilename.Append(KResourcePath);

    resourceFilename.Append(KResourceChinesePluginFile);

    BaflUtils::NearestLanguageFile( CEikonEnv::Static()->FsSession(), resourceFilename );

    // Add the resource file.

    iResourceFileOffset = CEikonEnv::Static()->AddResourceFileL( resourceFilename );

    iServices->RegisterForNotificationsL( this, ECalenNotifyContextChanged );

	iServices->GetCommandRange( iStart, iEnd );

	iLocalizer = CCalenLunarLocalizer::NewL();

	iInfoProvider = CCalenLunarInfoProvider::NewL(CEikonEnv::Static()->FsSession());

	iLabelControl = CCalenPluginLabel::NewL(*this);

    TRACE_EXIT_POINT;	

	}

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

// CCalenLunarChinesePlugin::SetLabelContentExtraL

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

//

void CCalenLunarChinesePlugin::SetLabelContentExtraL( CEikLabel& aLabel ,TRect& aRect) 

    {

    TRACE_ENTRY_POINT;

    TRect nullRect;

    aLabel.SetRect(nullRect);

    FormatExtraRowStringL( aLabel, ETrue );

    CArrayFixFlat<TPtrC>* textLines = new(ELeave)CArrayFixFlat<TPtrC>( 2 );

    CleanupStack::PushL( textLines );

    CArrayFixFlat<TInt>* lineWidths = new( ELeave )CArrayFixFlat<TInt>( 1 );

    CleanupStack::PushL( lineWidths );

    TInt maxWidth = aRect.Size().iWidth;

    lineWidths->AppendL( maxWidth );

    const CFont* fontLabel = AknLayoutUtils::FontFromId(EAknLogicalFontPrimarySmallFont,NULL);

    HBufC* visualText = AknBidiTextUtils::ConvertToVisualAndWrapToArrayWholeTextL(

        iExtraRowText,

        *lineWidths,

        *fontLabel,

        *textLines);

    if(textLines->Count() < 3 && textLines->Count() > 0)

    	{

    	 TInt nH =	textLines->Count();

    	 aRect.iBr.iY = aRect.iBr.iY * nH;

    	}

    HBufC* newLinedText = HBufC::NewLC( iExtraRowText.Length() + 4);

    for(TInt i = 0 ; i < textLines->Count();i++)

    	{

    	newLinedText->Des().Append(textLines->At(i));

    	newLinedText->Des().Append( KFieldSeparator );

    	}

    aLabel.UseLogicalToVisualConversion(ETrue);

    aLabel.SetLabelAlignment(ELayoutAlignCenter); 

    aLabel.SetTextL( *newLinedText);

    CleanupStack::PopAndDestroy( newLinedText );

    CleanupStack::PopAndDestroy( lineWidths );

    CleanupStack::PopAndDestroy( textLines );

    delete visualText;

    TRACE_EXIT_POINT;

    }

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

// CCalenLunarChinesePlugin::SetLabelContentL

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

//

void CCalenLunarChinesePlugin::SetLabelContentL( CEikLabel& aLabel, const TRect& /*aRect*/ ) 

    {

    TRACE_ENTRY_POINT;

    TRect nullRect(0,0,0,0);

    aLabel.SetRect(nullRect);

    FormatExtraRowStringL( aLabel, EFalse );

    aLabel.UseLogicalToVisualConversion(ETrue);

    aLabel.SetLabelAlignment(ELayoutAlignCenter);

    aLabel.SetTextL(  iExtraRowText );

    TRACE_EXIT_POINT;

    }

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

// CCalenLunarChinesePlugin::FormatExtraRowStringL

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

//	

void CCalenLunarChinesePlugin::FormatExtraRowStringL( CEikLabel& aLabel,TBool aTwoLines)

    {

    TRACE_ENTRY_POINT;

    const CFont*  labelFont = NULL;

    if( aTwoLines ) 

    	{

    	labelFont = AknLayoutUtils::FontFromId(EAknLogicalFontPrimarySmallFont,NULL);

    	} 

    else

    	{

    	labelFont = AknLayoutUtils::FontFromId(EAknLogicalFontSecondaryFont,NULL);	

    	}

    aLabel.SetFont( labelFont );

    TInt maxWidth = 0;

    if(iRect.IsEmpty())

    	{

    	maxWidth = 450; //For hitch we take max value

    	}

    else 

    	{

    	maxWidth = iRect.Size().iWidth;

    	}

    if ( labelFont && iLocInfo )

        {

        iExtraRowText.Set( iLocalizer->GetExtraRowTextL( *iLocInfo, 

                                                         maxWidth, 

                                                         *labelFont,

                                                         aTwoLines ) 

                                                        );

        }

    else 

        {

        iExtraRowText.Set( KNullDesC );

        }

    TRACE_EXIT_POINT;

    }

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

// CCalenLunarChinesePlugin::InfobarL

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

//	

CCoeControl* CCalenLunarChinesePlugin::InfobarL( const TRect&  aRect )

	{

	TRACE_ENTRY_POINT;

	UpdateLocalizerInfoL();

	iRect = aRect;

	if(iLabelControl)

	    {

		delete iLabelControl;

		iLabelControl = NULL;

	    }

	iLabelControl = CCalenPluginLabel::NewL(*this);

	SetLabelContentL(*iLabelControl,aRect);

	iLabelControl->SetRect(aRect);

	return iLabelControl;

    TRACE_EXIT_POINT;	

	}

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

// CCalenThaiPlugin::InfobarL

// This function is called in case of Hitchcock views

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

//

const TDesC& CCalenLunarChinesePlugin::InfobarL( )

    {

    TRACE_ENTRY_POINT;

    TRect nullRect(0,0,0,0);

    iRect = nullRect;

    if(iInfoBarText)

        {

        delete iInfoBarText;

        iInfoBarText = NULL;

        }

    //Update the local information based on current context

    //from framework.

    UpdateLocalizerInfoL(); 

    //Dummy label for formatting the iExtraRowText

    CEikLabel* dummyLabel = new(ELeave) CEikLabel;

    CleanupStack::PushL(dummyLabel);

    SetLabelContentL(*dummyLabel,TRect());

    CleanupStack::PopAndDestroy();

    iInfoBarText = iExtraRowText.AllocLC();

    CleanupStack::Pop();

    TRACE_EXIT_POINT;

    return *iInfoBarText;

    }

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

// CCalenLunarChinesePlugin::CustomPreviewPaneL

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

//

MCalenPreview* CCalenLunarChinesePlugin::CustomPreviewPaneL( TRect& /*aRect*/ )

	{

	TRACE_ENTRY_POINT

	TRACE_EXIT_POINT

	return NULL;

	}

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

// CCalenLunarChinesePlugin::PreviewPaneL

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

//

CCoeControl* CCalenLunarChinesePlugin::PreviewPaneL(  TRect&  aRect )

	{

	TRACE_ENTRY_POINT;

    UpdateLocalizerInfoL();

	iRect = aRect;

	if (iLabelControl)

	    {

		delete iLabelControl;

		iLabelControl = NULL;

	    }

	iLabelControl = CCalenPluginLabel::NewL(*this);

	if(!Layout_Meta_Data::IsLandscapeOrientation()) //Portriat

		{

		SetLabelContentL(*iLabelControl, aRect);

		}

	else

		{

		SetLabelContentExtraL(*iLabelControl,aRect);	

		}

    return iLabelControl;

	TRACE_EXIT_POINT;	

	}

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

// CCalenLunarChinesePlugin::CustomiseMenuPaneL

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

//

TBool CCalenLunarChinesePlugin::CustomiseMenuPaneL( TInt /*aResourceId*/, 

												CEikMenuPane* aMenuPane )

	{

	TRACE_ENTRY_POINT;

	HBufC* itemText = StringLoader::LoadLC(R_CALENDAR_SHOW_LUNAR_DATA);

    CEikMenuPaneItem::SData menuItem;

    menuItem.iCommandId = iStart; 

    menuItem.iCascadeId = 0;

    menuItem.iFlags = 0;

    menuItem.iText = *itemText;

    menuItem.iExtraText = KNullDesC;

    aMenuPane->InsertMenuItemL( menuItem, 1 );

    CleanupStack::PopAndDestroy(itemText);

	TRACE_EXIT_POINT;

	return ETrue;

	}

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

// CCalenLunarChinesePlugin::CanBeEnabledDisabled

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

//

TBool CCalenLunarChinesePlugin::CanBeEnabledDisabled()

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    return ETrue;

    }

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

// CCalenLunarChinesePlugin::CalenCustomisationExtensionL

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

//

TAny* CCalenLunarChinesePlugin::CalenCustomisationExtensionL( TUid /*aExtensionUid*/ )

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    return NULL;

    }

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

// CCalenLunarChinesePlugin::HandleCommandL

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

//

TBool CCalenLunarChinesePlugin::HandleCommandL( const TCalenCommand&  aCommand )

	{

	TRACE_ENTRY_POINT;

	const TInt commandId = aCommand.Command();

	if(iStart == commandId)

		{

		ShowDetailsL();	

		}

	TRACE_EXIT_POINT;	

	return EFalse;	

	}

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

// CCalenLunarChinesePlugin::CalenCommandHandlerExtensionL

//

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

//

TAny* CCalenLunarChinesePlugin::CalenCommandHandlerExtensionL( TUid /*aExtensionUid*/ )

    {

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;

    return NULL;

    }

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

// CCalenLunarChinesePlugin::CommandHandlerL

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

//

MCalenCommandHandler* CCalenLunarChinesePlugin::CommandHandlerL( TInt aCommand )

	{

	TRACE_ENTRY_POINT;

	MCalenCommandHandler*  commandHandler = NULL;	

	if(iStart == aCommand)

		{

		commandHandler = this;	

		}

    return commandHandler;

	TRACE_EXIT_POINT;	

	}

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

// CCalenLunarChinesePlugin::RemoveViewsFromCycle

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

//

void CCalenLunarChinesePlugin::RemoveViewsFromCycle( RArray<TInt>& /*aViews*/ )

	{

	TRACE_ENTRY_POINT;

	TRACE_EXIT_POINT;	

	}

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

// CCalenLunarChinesePlugin::GetCustomSettingsL

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

//

void CCalenLunarChinesePlugin::GetCustomSettingsL( RPointerArray<CAknSettingItem>&  

														/*aCustomSettingArray*/)

	{

    TRACE_ENTRY_POINT;

    TRACE_EXIT_POINT;		

	}

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

// CCalenLunarChinesePlugin::GetCustomViewsL

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

//	

void CCalenLunarChinesePlugin::GetCustomViewsL(  RPointerArray<CCalenView>& 

															/*aCustomViewArray*/ )

	{

	TRACE_ENTRY_POINT;

	TRACE_EXIT_POINT;		

	}

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

// CCalenLunarChinesePlugin::UpdateInfoLabelL

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

//	

void CCalenLunarChinesePlugin::UpdateLocalizerInfoL()

	{

	TRACE_ENTRY_POINT;

	TTime focusTime = iServices->Context().FocusDateAndTimeL().TimeLocalL();

    TCalenLunarInfo lunarInfo = iInfoProvider->GetLunarInfoL( focusTime );

    delete iLocInfo;

	iLocInfo = NULL;

	if(iLocalizer)

		{

		iLocInfo = iLocalizer->LocalizeL( lunarInfo );	

		}

	TRACE_EXIT_POINT;

	}

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

// CCalenLunarChinesePlugin::HandleNotification

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

//	

void CCalenLunarChinesePlugin::HandleNotification(const TCalenNotification aNotification)

	{

	TRACE_ENTRY_POINT;

	if (aNotification == ECalenNotifyContextChanged)

        {