/*

* Copyright (c) 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:  MR grid impl.

*

*/

#include "cmrgrid.h"

#include "nmrbitmapmanager.h"

#include "nmrlayoutmanager.h"

#include "esmrhelper.h"

#include <stringloader.h>

#include <akniconarray.h>

#include <akngrid.h>

#include <akngridm.h>

#include <aknlists.h>

#include <aknutils.h>

#include <aknpopup.h>

#include <avkon.hrh>

#include <e32base.h>

#include <gulicon.h>

#include <aknlayout2scalabledef.h> 

#include <esmrgui.mbg>

#include <esmrgui.rsg>

#include <data_caging_path_literals.hrh>

// DEBUG

#include "emailtrace.h"

namespace { // codescanner::namespace

//CONSTANTS

const TInt KColumns( 3 );

const TInt KRows( 2 );

} // namespace

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

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

// CMRGrid::CMRGrid()

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

//

CMRGrid::CMRGrid()

    {

    FUNC_LOG;

    }

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

// CMRGrid::NewL

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

//

TBool CMRGrid::ExecuteL( TInt& aSelectedOption )

    {

    FUNC_LOG;

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

    CleanupStack::PushL ( self );

    TBool ret = self->ShowGridL( aSelectedOption );

    CleanupStack::PopAndDestroy( self );

    return ret;

    }

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

// CMRGrid::~CMRGrid

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

//

CMRGrid::~CMRGrid( )

    {

    FUNC_LOG;

    delete iGrid;

    }

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

// CMRGrid::AddGridIconsL

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

//

void CMRGrid::AddGridIconsL()

    {

    FUNC_LOG;

    CArrayPtr<CGulIcon>* iconArray = new( ELeave ) CAknIconArray( 1 );

    CleanupStack::PushL( iconArray );

    /* 

     * 1. Item: Image

     */

    CFbsBitmap* imageBitmap = NULL;

    CFbsBitmap* imageBitmapMask = NULL;

    GetSkinBasedBitmapLC( NMRBitmapManager::EMRBitmapAttachmentTypeImage,

                                            imageBitmap,

                                            imageBitmapMask,

                                            TSize( 100, 100 ) );

    CGulIcon* imageIcon = CGulIcon::NewL( imageBitmap, imageBitmapMask );

    CleanupStack::Pop( 2 ); // imageBitmap, imageBitmapMask

    CleanupStack::PushL( imageIcon );

    iconArray->AppendL( imageIcon );

    CleanupStack::Pop( imageIcon );

    /* 

     * 2. Item: Video clip

     */

    CFbsBitmap* videoClipBitmap = NULL;

    CFbsBitmap* videoClipBitmapMask = NULL;

    GetSkinBasedBitmapLC( NMRBitmapManager::EMRBitmapAttachmentTypeVideo,

                                            videoClipBitmap,

                                            videoClipBitmapMask,

                                            TSize( 100, 100 ) );

    CGulIcon* videoClipIcon = CGulIcon::NewL( videoClipBitmap, videoClipBitmapMask );

    CleanupStack::Pop( 2 ); // videoClipBitmap, videoClipBitmapMask

    CleanupStack::PushL( videoClipIcon );

    iconArray->AppendL( videoClipIcon );

    CleanupStack::Pop( videoClipIcon );

    /* 

     * 3. Item: Sound clip

     */

    CFbsBitmap* soundClipBitmap = NULL;

    CFbsBitmap* soundClipBitmapMask = NULL;

    GetSkinBasedBitmapLC( NMRBitmapManager::EMRBitmapAttachmentTypeMusic,

                                            soundClipBitmap,

                                            soundClipBitmapMask,

                                            TSize( 100, 100 ) );

    CGulIcon* soundClipIcon = CGulIcon::NewL( soundClipBitmap, soundClipBitmapMask );

    CleanupStack::Pop( 2 ); // soundClipBitmap, soundClipBitmapMask

    CleanupStack::PushL( soundClipIcon );

    iconArray->AppendL( soundClipIcon );

    CleanupStack::Pop( soundClipIcon );

    /* 

     * 4. Item: Note

     */

    CFbsBitmap* noteBitmap = NULL;

    CFbsBitmap* noteBitmapMask = NULL;

    GetSkinBasedBitmapLC( NMRBitmapManager::EMRBitmapAttachmentTypeNote,

                                            noteBitmap,

                                            noteBitmapMask,

                                            TSize( 100, 100 ) );

    CGulIcon* noteIcon = CGulIcon::NewL( noteBitmap, noteBitmapMask );

    CleanupStack::Pop( 2 ); // noteBitmap, noteBitmapMask

    CleanupStack::PushL( noteIcon );

    iconArray->AppendL( noteIcon );

    CleanupStack::Pop( noteIcon );

    /* 

     * 5. Item: Other

     */

    CFbsBitmap* otherBitmap = NULL;

    CFbsBitmap* otherBitmapMask = NULL;

    GetSkinBasedBitmapLC( NMRBitmapManager::EMRBitmapAttachmentTypeOther,

                                            otherBitmap,

                                            otherBitmapMask,

                                            TSize( 100, 100 ) );

    CGulIcon* otherIcon = CGulIcon::NewL( otherBitmap, otherBitmapMask );

    CleanupStack::Pop( 2 ); // otherBitmap, otherBitmapMask

    CleanupStack::PushL( otherIcon );

    iconArray->AppendL( otherIcon );

    CleanupStack::Pop( otherIcon );

    iGrid->ItemDrawer()->ColumnData()->SetIconArray( iconArray );

    CleanupStack::Pop( iconArray );

    iGrid->HandleItemAdditionL();

    }

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

// CMRGrid::ShowGridL

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

//

TBool CMRGrid::ShowGridL( TInt& aSelectedOption )

    {

    FUNC_LOG;

    TRect mainPaneRect( 0, 0, 0, 0 );

    AknLayoutUtils::LayoutMetricsRect( 

            AknLayoutUtils::EMainPane, mainPaneRect );

    TAknLayoutRect gridLayoutRect =

        NMRLayoutManager::GetLayoutRect( 

                mainPaneRect, 

                NMRLayoutManager::EMRLayoutAttachmentSelectionGrid );

    TRect gridRect( gridLayoutRect.Rect() );

    TAknLayoutRect cellLayoutRect =

           NMRLayoutManager::GetLayoutRect( 

                   gridRect, 

                   NMRLayoutManager::EMRLayoutAttachmentSelectionGridCell );

    TRect cellRect( cellLayoutRect.Rect() );

    cellRect.Move( -gridRect.iTl);    

    iGrid = new( ELeave ) CAknGrid;

    CAknPopupList* gridList =  CAknPopupList::NewL( 

            iGrid, R_AVKON_SOFTKEYS_SELECT_BACK );

    CleanupStack::PushL( gridList );

    // Load query heading

    HBufC* buf( StringLoader::LoadLC( 

            R_QTN_MEET_REQ_QUERY_HEADING_SELECT_ATTACHMENT_TYPE ) );

    gridList->SetTitleL( *buf );

    CleanupStack::PopAndDestroy( buf );

    iGrid->ConstructL( gridList, EAknListBoxMenuGrid );

    iGrid->SetLayoutL( 

            EFalse, ETrue, ETrue, KColumns, KRows, cellRect.Size() );

    iGrid->SetPrimaryScrollingType( 

            CAknGridView::EScrollIncrementLineAndLoops );

    iGrid->SetSecondaryScrollingType( 

            CAknGridView::EScrollIncrementLineAndLoops );

    iGrid->ScrollBarFrame()->SetScrollBarVisibilityL( 

            CEikScrollBarFrame::EOff,

            CEikScrollBarFrame::EOff );

    CDesCArray *gridItemArray = static_cast<CDesCArray*>( 

            iGrid->Model()->ItemTextArray() );

    // The order of the items should be in line with 

    // CMRAttachmentUi::ResolveAttachmentTypeL switch case items.

    // TODO: update texts to be read from resource

    HBufC* textImage = StringLoader::LoadLC( 

            R_QTN_MEET_REQ_ATTACHMENT_TYPE_IMAGE );

    gridItemArray->AppendL( _L("0\tImage") /*textImage*/ );

    CleanupStack::PopAndDestroy( textImage );

    HBufC* textVideo = StringLoader::LoadLC( 

            R_QTN_MEET_REQ_ATTACHMENT_TYPE_VIDEO );

    gridItemArray->AppendL( _L("1\tVideo clip") /*textVideo*/ );

    CleanupStack::PopAndDestroy( textVideo );

    HBufC* textSound = StringLoader::LoadLC( 

            R_QTN_MEET_REQ_ATTACHMENT_TYPE_SOUNDCLIP );

    gridItemArray->AppendL( _L("2\tSound clip") /*textSound*/ );

    CleanupStack::PopAndDestroy( textSound );

    HBufC* textNote = StringLoader::LoadLC( 

            R_QTN_MEET_REQ_ATTACHMENT_TYPE_NOTE );

    gridItemArray->AppendL( _L("3\tNote") /*textNote*/ );

    CleanupStack::PopAndDestroy( textNote );

    HBufC* textOther = StringLoader::LoadLC( 

            R_QTN_MEET_REQ_ATTACHMENT_TYPE_NOTE );

    gridItemArray->AppendL( _L("4\tOther") /*textOther*/ );

    CleanupStack::PopAndDestroy( textOther );

    iGrid->HandleItemAdditionL();

    AddGridIconsL();

    TAknLayoutRect graphicLayoutRect =

           NMRLayoutManager::GetLayoutRect( 

                   cellRect, 

                   NMRLayoutManager::

                   EMRLayoutAttachmentSelectionGridCellGraphic );

    TRect graphicRect( graphicLayoutRect.Rect() );

    // Setup grid graphics

    AknListBoxLayouts::SetupFormGfxCell( 

            *iGrid, iGrid->ItemDrawer(), 

             0 /*Column index*/,

             graphicRect.iTl.iX /*Left pos*/, 

             graphicRect.iTl.iY /*Top pos*/,

             0 /*unused*/, 

             0 /*unused*/, 

             graphicRect.Width() /*Icon width*/, 

             graphicRect.Height() /*Icon height*/,

             graphicRect.iTl /*Start pos*/, 

             graphicRect.iBr /*End pos*/ );

    TAknLayoutText gridTextLayout( 

            NMRLayoutManager::GetLayoutText( 

                    cellRect, 

                    NMRLayoutManager::

                    EMRTextLayoutAttachmentSelectionGridCellText ) );

    TRect textRect( gridTextLayout.TextRect() );

    // Calculate the text baseline

    TInt baseLine( cellRect.iBr.iY - ( cellRect.iBr.iY - textRect.iBr.iY ) );

    // Reduce font's descent -> Baseline calculated

    baseLine -= gridTextLayout.Font()->DescentInPixels();

    // Setup grid texts

    AknListBoxLayouts::SetupFormTextCell( 

            *iGrid, iGrid->ItemDrawer(), 

             1 /*Column index*/,

             gridTextLayout.Font() /*Font type*/,

             gridTextLayout.Color().Value() /*color*/,

             0 /*Left margin*/, 

             0 /*unused*/,

             baseLine/*Baseline*/, 

             0 /*Text width*/,

             gridTextLayout.Align() /*Text alignment*/,

             textRect.iTl /*Start pos*/,

             textRect.iBr /*End pos*/);

    TBool popupOk = gridList->ExecuteLD();

    aSelectedOption = iGrid->CurrentDataIndex();

    CleanupStack::Pop( gridList );

    return popupOk;

    }

//EOF