/*

* 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:  Wrapper class for Search Field. Handles search field

*                activation, deactivation and size. Wrapper is a window owning

*                control.

*

*/

#include <aknutils.h>

#include <aknlayoutscalable_avkon.cdl.h>

#include "mpxcommoncontainersearchfieldwrapper.h"

#include "mpxcommoncontainersearchfield.h"

// CONSTANTS

_LIT( KMPXCommonContainerPanic, "MPX Common Container" );

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//

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CMPXCommonContainerSearchFieldWrapper::CMPXCommonContainerSearchFieldWrapper(

    MMPXCommonContainerSearchFieldObserver* aObserver )

    : iObserver( aObserver )

    {

    }

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//

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CMPXCommonContainerSearchFieldWrapper* CMPXCommonContainerSearchFieldWrapper::NewL(

    MMPXCommonContainerSearchFieldObserver* aObserver )

    {

    CMPXCommonContainerSearchFieldWrapper* self

        = new (ELeave) CMPXCommonContainerSearchFieldWrapper( aObserver );

    CleanupStack::PushL( self );

    self->ConstructL();

    CleanupStack::Pop( self );

    return self;

    }

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//

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void CMPXCommonContainerSearchFieldWrapper::ConstructL()

    {

    CreateWindowL();

    iSearchField = CMPXCommonContainerSearchField::NewL( this );

    }

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//

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CMPXCommonContainerSearchFieldWrapper

        ::~CMPXCommonContainerSearchFieldWrapper()

    {

    if ( iSearchField )

        {

        if ( IsSearchFieldActive() )

            {

            CCoeEnv::Static()->AppUi()->RemoveFromStack( iSearchField );

            }

        }

    delete iSearchField;

    }

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//

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TBool CMPXCommonContainerSearchFieldWrapper::IsSearchFieldActive()

    {

    return iSearchField->IsVisible();

    }

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void CMPXCommonContainerSearchFieldWrapper::ActivateSearchFieldL()

    {

    MakeVisible( ETrue );

    CCoeEnv::Static()->AppUi()->RemoveFromStack( iSearchField );

    CCoeEnv::Static()->AppUi()->AddToStackL( iSearchField,

            ECoeStackPriorityMenu );

    iSearchField->ActivateL();

    iSearchField->MakeVisible( ETrue );

    iSearchField->SetFocus( ETrue );

    }

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//

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void CMPXCommonContainerSearchFieldWrapper::DeactivateSearchField()

    {

    iSearchField->MakeVisible( EFalse );

    iSearchField->SetFocus( EFalse );

    MakeVisible( EFalse );

    CCoeEnv::Static()->AppUi()->RemoveFromStack( iSearchField );

    TRAP_IGNORE( FindKeywordL( KNullDesC ) );

    }

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// Returns rectangle for list, based on view's client rectangle. Handles both

// the case when Search Field is visible and the case when it's invisible.

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//

TRect CMPXCommonContainerSearchFieldWrapper::GetListRect(

        TBool aSearchVisible, TRect aClientRect )

    {

    TRect listRect = aClientRect;

    SetClientRect( aClientRect ); // Update stored client rect.

    if ( aSearchVisible )

        {

        TAknWindowLineLayout layout =

            AknLayoutScalable_Avkon::popup_find_window().LayoutLine();

        // Height of list is reduced from bottom with size of Search Field.

        listRect.iBr.iY -= layout.iH;

        __ASSERT_DEBUG( listRect.iBr.iY > 0 && layout.iH > 0,

                        User::Panic( KMPXCommonContainerPanic, 1 ) );

        }

    return listRect;

    }

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// Returns rectangle for Search Field, based on view's client rectangle.

// Handles both the case when Search Field is visible and the case when it's

// invisible.

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//

TRect CMPXCommonContainerSearchFieldWrapper::GetSearchFieldRect(

        TBool aSearchVisible, TRect aClientRect )

    {

    TRect searchRect = TRect( 0, 0, 0, 0 );

    SetClientRect( aClientRect ); // Update stored client rect.

    if ( aSearchVisible )

        {

        TAknWindowLineLayout layout =

            AknLayoutScalable_Avkon::popup_find_window().LayoutLine();

        // TopLeft of Search Field is based on list's bottom, see GetListRect

        searchRect.iTl.iX = aClientRect.iTl.iX;

        searchRect.iTl.iY = aClientRect.iBr.iY - layout.iH;

        // BottomRight of Search Field is at the end of client rectangle.

        searchRect.iBr.iX = aClientRect.iBr.iX;

        searchRect.iBr.iY = aClientRect.iBr.iY;

        __ASSERT_DEBUG( searchRect.iTl.iX < searchRect.iBr.iX &&

                        searchRect.iTl.iY < searchRect.iBr.iY &&

                        searchRect.iBr.iX > 0 &&

                        searchRect.iBr.iY > 0 &&

                        layout.iH > 0,

                        User::Panic( KMPXCommonContainerPanic, 2 ) );

        }

    return searchRect;

    }

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//

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void CMPXCommonContainerSearchFieldWrapper::FindKeywordL(

        const TDesC& aFindWord )

    {

    if ( iObserver )

        {

        iObserver->NewFilteringWordL( aFindWord );

        }

    }

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//

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CCoeControl *CMPXCommonContainerSearchFieldWrapper::ComponentControl(

        TInt /*aIndex*/ ) const

    {

    return iSearchField;

    }

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TInt CMPXCommonContainerSearchFieldWrapper::CountComponentControls() const

    {

    return 1;

    }

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TRect& CMPXCommonContainerSearchFieldWrapper::ClientRect()

    {

    return iClientRect;

    }

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void CMPXCommonContainerSearchFieldWrapper::SetClientRect(

        const TRect& aClientRect )

    {

    iClientRect = aClientRect;

    }

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//

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void CMPXCommonContainerSearchFieldWrapper::SizeChanged()

    {

    iSearchField->HandleFindSizeChanged();

    }