/*

* Copyright (c) 2007-2009 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:  Class is responsible of showing the title for current "view"

*

*/

#include "cesmrtitlepane.h"

#include "nmrlayoutmanager.h"

#include "cmrlabel.h"

#include "cmrimage.h"

//<cmail>

#include "esmrdef.h"

//</cmail>

#include <AknIconUtils.h>

#include <gulcolor.h>

#include <AknUtils.h>

#include <AknsConstants.h>

#include <aknsconstants.hrh>

#include <AknsUtils.h>

#include <data_caging_path_literals.hrh>

#include <AknLayout2ScalableDef.h>

#include "emailtrace.h"

/// Unnamed namespace for local definitions

namespace { // codescanner::namespace

/**

 * KReplaceWhitespaceChars contains some characters that should be replaced by space

 * in Calendar popup, day view etc.

 * Following characters are replaced with space

 * \x0009 horizontal tab

 * \x000a new line

 * \x000b line tabulation (vertical

 * \x000c form feed

 * \x000d carriage return

 * \x2028 line separator

 * \x2029 paragraph separator

 */

_LIT( KReplaceWhitespaceChars, "\x0009\x000A\x000B\x000C\x000D\x2028\x2029" );

#ifdef _DEBUG

// Definition for panic text

_LIT( KESMRPanicTxt, "CESMRTitlePane" );

/**

 * ES MR Entry panic codes

 */

enum TESMRPanicCodes

    {

    EESMREntryTypeNotSet = 1, // Entry does not exist

    };

/**

 * Raises panic.

 * @param aPanic Panic code

 */

void Panic(TESMRPanicCodes aPanic)

    {

    User::Panic( KESMRPanicTxt, aPanic);

    }

#endif // _DEBUG

}  // namespace

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

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

// CESMRTitlePane::NewL()

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

//

CESMRTitlePane* CESMRTitlePane::NewL()

    {

    FUNC_LOG;

    CESMRTitlePane* self = CESMRTitlePane::NewLC();

    CleanupStack::Pop( self );

    return self;

    }

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

// CESMRTitlePane::NewLC()

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

//

CESMRTitlePane* CESMRTitlePane::NewLC()

    {

    FUNC_LOG;

    CESMRTitlePane* self = new (ELeave) CESMRTitlePane();

    CleanupStack::PushL( self );

    self->ConstructL();

    return self;

    }

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

// CESMRTitlePane::~CESMRTitlePane()

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

//

CESMRTitlePane::~CESMRTitlePane()

    {

    FUNC_LOG;

    delete iTitle;

    delete iIcon;

    }

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

// CESMRTitlePane::CESMRTitlePane()

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

//

CESMRTitlePane::CESMRTitlePane()

    {

    FUNC_LOG;

    // Do nothing

    }

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

// CESMRTitlePane::ConstructL()

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

//

void CESMRTitlePane::ConstructL()

    {

    FUNC_LOG;

    iEntryType = MESMRCalEntry::EESMRCalEntryNotSupported;

    iTitle = CMRLabel::NewL();

    iTitle->SetParent( this );

    iTitle->SetTextL( KNullDesC );

    }

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

// CESMRTitlePane::SizeChanged()

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

//

void CESMRTitlePane::SizeChanged()

    {

    FUNC_LOG;

    TRect rect = Rect();

    TAknTextComponentLayout labelLayout = 

        NMRLayoutManager::GetTextComponentLayout( 

                NMRLayoutManager::EMRLayoutCtrlBarTitle );

    AknLayoutUtils::LayoutLabel( iTitle, rect, labelLayout );

    iTitle->SetAlignment(EHCenterVCenter);

    TRgb color;

    AknsUtils::GetCachedColor( AknsUtils::SkinInstance(),

                                        color,

                                        KAknsIIDQsnTextColors,

                                        EAknsCIQsnTextColorsCG2 );

    // If this leaves we'll have to use the default color

    TRAP_IGNORE( AknLayoutUtils::OverrideControlColorL( 

                                *iTitle, 

                                EColorLabelText,

                                color ) );     

    if( iIcon )

        {

        TAknWindowComponentLayout iconLayout = 

            NMRLayoutManager::GetWindowComponentLayout( 

                    NMRLayoutManager::EMRLayoutCtrlBarGraphics );

        AknLayoutUtils::LayoutImage( iIcon, rect, iconLayout );

        }

    }

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

// CESMRTitlePane::CountComponentControls()

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

//

TInt CESMRTitlePane::CountComponentControls() const

    {

    FUNC_LOG;

    TInt count( 0 );

    if ( iTitle )

        ++count;

    if ( iIcon )

        ++count;

    return count;

    }

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

// CESMRTitlePane::ComponentControl()

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

//

CCoeControl* CESMRTitlePane::ComponentControl( TInt aInd ) const

    {

    FUNC_LOG;

    switch( aInd )

    	{

    	case 0:

    		{

    		return iTitle;

    		}

    	case 1:

    		{

    		return iIcon;

    		}

    	default:

    		return NULL;

    	}

    }

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

// CESMRTitlePane::HandleSetPriorityCmdL()

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

//

void CESMRTitlePane::HandleSetPriorityCmdL( TInt aPriority )

    {

    FUNC_LOG;

    __ASSERT_DEBUG( iEntryType != MESMRCalEntry::EESMRCalEntryNotSupported, 

    		Panic(EESMREntryTypeNotSet ) );

    switch ( aPriority )

        {

        case EESMRCmdPriorityHigh:

            {

            if ( iEntryType == MESMRCalEntry::EESMRCalEntryTodo )

                {

                SetPriorityL(EFSCalenTodoPriorityHigh);

                }

            else

                {

                SetPriorityL(EFSCalenMRPriorityHigh);

                }

            break;

            }

        case EESMRCmdPriorityLow:

            {

            if ( iEntryType == MESMRCalEntry::EESMRCalEntryTodo )

                {

                SetPriorityL(EFSCalenTodoPriorityLow);

                }

            else

                {

                SetPriorityL(EFSCalenMRPriorityLow);

                }

            break;

            }

        case EESMRCmdPriorityNormal:

            {

            if ( iEntryType == MESMRCalEntry::EESMRCalEntryTodo )

                {

                SetPriorityL(EFSCalenTodoPriorityNormal);

                }

            else

                {

                SetPriorityL(EFSCalenMRPriorityNormal);

                }

            break;

            }

        default:

        	break;

        }

    }

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

// CESMRTitlePane::SetPriorityL()

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

//

void CESMRTitlePane::SetPriorityL(TUint aPriority )

    {

    FUNC_LOG;

    __ASSERT_DEBUG( iEntryType != MESMRCalEntry::EESMRCalEntryNotSupported, 

    		Panic(EESMREntryTypeNotSet ) );

    iPriority = aPriority;

    // icon added to MR-title only if the default icon is set and

    // the priority is neither high or low (the possible high/low

    // importance icons are currently only shown in navi pane).

    delete iIcon;

    iIcon = NULL;

    if ( iDefaultIcon &&

         iEntryType != MESMRCalEntry::EESMRCalEntryTodo && 

         aPriority != EFSCalenMRPriorityHigh &&

         aPriority != EFSCalenMRPriorityLow )

        {

        CreateIconL( KAknsIIDQgnFscalIndiSubject );

        }

    SizeChanged();

    DrawDeferred();

    }

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

// CESMRTitlePane::CreateIconL()

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

//

void CESMRTitlePane::CreateIconL( TAknsItemID aIconID  )

    {

    FUNC_LOG;

    delete iIcon;

    iIcon = NULL;

    iIcon = CMRImage::NewL( aIconID );

    iIcon->SetParent( this );

    }

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

// CESMRTitlePane::SetTextL()

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

//

void CESMRTitlePane::SetTextL( const TDesC& aText )

    {

    FUNC_LOG;

    // Create new string buffer for trimming the text,

    // remove all linefeed/break etc.

    HBufC* titleForTrimming = aText.AllocLC();

    TPtr ptr = titleForTrimming->Des();

    AknTextUtils::ReplaceCharacters( ptr,

                                     KReplaceWhitespaceChars,

                                     TChar(' ') );

    titleForTrimming->Des().TrimAll();

    iTitle->SetTextL( *titleForTrimming );

    CleanupStack::PopAndDestroy( titleForTrimming );

    iTitle->CropText();

    DrawDeferred();

    }

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

// CESMRTitlePane::InternalizeL()

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

//

void CESMRTitlePane::InternalizeL( MESMRCalEntry& aEntry )

    {

    FUNC_LOG;

    iEntryType = aEntry.Type();

    SetPriorityL( aEntry.GetPriorityL() );

    }

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

// CESMRTitlePane::SetDefaultIcon()

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

//

void CESMRTitlePane::SetDefaultIcon( TBool aDefault )

    {

    FUNC_LOG;

    iDefaultIcon = aDefault;

    }

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

// CESMRTitlePane::ExternalizeL()

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

//

void CESMRTitlePane::ExternalizeL( MESMRCalEntry& aEntry )

    {

    FUNC_LOG;

    if ( aEntry.Type() == MESMRCalEntry::EESMRCalEntryMeetingRequest ||

         aEntry.Type() == MESMRCalEntry::EESMRCalEntryMeeting )

        {

        aEntry.SetPriorityL( iPriority );

        }

    }

// EOF