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/*
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* Copyright (c) 2007 Nokia Corporation and/or its subsidiary(-ies).
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* All rights reserved.
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* This component and the accompanying materials are made available
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* under the terms of "Eclipse Public License v1.0"
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* which accompanies this distribution, and is available
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* at the URL "http://www.eclipse.org/legal/epl-v10.html".
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*
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* Initial Contributors:
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* Nokia Corporation - initial contribution.
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*
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* Contributors:
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*
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* Description: A visualizer for data items with rich text.
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*
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*/
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#include "emailtrace.h"
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#include <txtrich.h>
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//<cmail> removed __FS_ALFRED_SUPPORT flag
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//#include <fsconfig.h>
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//</cmail> removed __FS_ALFRED_SUPPORT flag
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// <cmail> SF
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#include <alf/alfcontrol.h>
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#include <alf/alflayout.h>
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#include <alf/alfflowlayout.h>
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#include <alf/alftextvisual.h>
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#include <alf/alfgradientbrush.h>
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#include <alf/alfanchorlayout.h>
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#include <alf/alfimage.h>
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#include <alf/alfimagevisual.h>
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#include <alf/alfbrusharray.h>
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#include <alf/alfenv.h>
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// </cmail>
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#include "fstreerichitemvisualizer.h"
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#include "fstreerichitemdata.h"
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#include "fsgenericpanic.h"
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#include "fsrichtext.h"
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#include "fstreelist.h"
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#include "fsscrollbarset.h"
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#include "fsalftextstylemanager.h"
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#include "fslayoutmanager.h"
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// ======== MEMBER FUNCTIONS ========
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// ---------------------------------------------------------------------------
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// C++ constructor.
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// ---------------------------------------------------------------------------
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//
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CFsTreeRichItemVisualizer::CFsTreeRichItemVisualizer(
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CAlfControl& aOwnerControl, CFsAlfTextStyleManager& aTextStyleManager )
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: CFsTreeItemVisualizerBase(aOwnerControl)
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{
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FUNC_LOG;
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iTextStyleManager = &aTextStyleManager;
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}
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// ---------------------------------------------------------------------------
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// 2nd phase constructor.
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// ---------------------------------------------------------------------------
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//
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void CFsTreeRichItemVisualizer::ConstructL()
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{
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FUNC_LOG;
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}
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// ---------------------------------------------------------------------------
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// Two-phase constructor.
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// ---------------------------------------------------------------------------
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//
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EXPORT_C CFsTreeRichItemVisualizer* CFsTreeRichItemVisualizer::NewL(
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CAlfControl& aOwnerControl, CFsAlfTextStyleManager& aTextStyleManager )
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{
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FUNC_LOG;
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CFsTreeRichItemVisualizer* self =
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new( ELeave ) CFsTreeRichItemVisualizer(aOwnerControl, aTextStyleManager);
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop( self );
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return self;
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}
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// ---------------------------------------------------------------------------
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// C++ destructor.
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// ---------------------------------------------------------------------------
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//
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CFsTreeRichItemVisualizer::~CFsTreeRichItemVisualizer()
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{
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FUNC_LOG;
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}
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// ---------------------------------------------------------------------------
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// Returns visualizer's type.
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// ---------------------------------------------------------------------------
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//
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TFsTreeItemVisualizerType CFsTreeRichItemVisualizer::Type() const
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{
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FUNC_LOG;
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return EFsTreeRichItemVisualizer;
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}
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// ---------------------------------------------------------------------------
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// Create a visual based on the text object.
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// ---------------------------------------------------------------------------
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//
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CAlfFlowLayout* CFsTreeRichItemVisualizer::CreateTextLineL(
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CAlfControl& aOwnerControl,
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CAlfLayout* aParentLayout,
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const CFsTreeRichItemData* aText,
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TSize aSize )
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{
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FUNC_LOG;
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CAlfFlowLayout* textLayout(
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CAlfFlowLayout::AddNewL(aOwnerControl, aParentLayout));
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textLayout->SetFlowDirection(CAlfFlowLayout::EFlowHorizontal);
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textLayout->SetCentering( EFalse );
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textLayout->EnableBrushesL();
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textLayout->SetSize( aSize );
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textLayout->SetClipping(ETrue);
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CAlfTextVisual* textVisual;
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TCharFormat charFormat;
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TPtrC16 text;
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TInt textPos( 0 );
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TInt xPos( 0 );
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textLayout->SetFlag(EAlfVisualFlagFreezeLayout);
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while ( aText->Text().DocumentLength() > textPos )
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{
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// Need to create a new visual for every text block with different
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// markup.
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aText->Text().GetChars( text, charFormat, textPos );
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textVisual = CAlfTextVisual::AddNewL( aOwnerControl, textLayout );
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textVisual->EnableShadow( iFlags & KFsTreeListItemTextShadow );
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textVisual->EnableBrushesL();
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textVisual->SetTextL( text );
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TInt styleId( iTextStyleManager->GetStyleIDL( charFormat ) );
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textVisual->SetTextStyle( styleId );
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textVisual->SetColor( charFormat.iFontPresentation.iTextColor );
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if ( TFontPresentation::EFontHighlightNone
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!= charFormat.iFontPresentation.iHighlightStyle )
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{
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CAlfGradientBrush* brush( CAlfGradientBrush::NewLC(textLayout->Env()));
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brush->SetColor( charFormat.iFontPresentation.iHighlightColor );
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textVisual->Brushes()->AppendL(brush, EAlfHasOwnership);
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CleanupStack::Pop( brush );
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}
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textVisual->SetWrapping( CAlfTextVisual::ELineWrapTruncate );
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textVisual->SetSize( TSize(textVisual->TextExtents().iWidth,
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iSize.iHeight) );
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TInt visualWidth( textVisual->Size().Target().iX );
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if ( xPos + visualWidth >= aSize.iWidth )
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{
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// The width limit has been reached and the last item need to be
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// resized.
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TAlfRealSize size;
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size.iWidth = aSize.iWidth - xPos;
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size.iHeight = textVisual->Size().iY.Target();
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textVisual->SetSize(size, 0);
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break;
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}
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xPos += visualWidth;
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textPos += text.Length();
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}
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textLayout->SetFlag(EAlfVisualFlagFreezeLayout);
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textLayout->UpdateChildrenLayout(0);
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return textLayout;
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}
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// ---------------------------------------------------------------------------
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// From class MFsTreeItemVisualizer.
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// Sets the size of the item visualization when item is not in expanded
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// state. The value is taken from layout manager.
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// ---------------------------------------------------------------------------
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//
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void CFsTreeRichItemVisualizer::UpdateLayout(
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const CFsTreeRichItemData* aData,
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const TInt aIndentation )
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{
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FUNC_LOG;
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TRect rect;
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TAlfTimedPoint tpMainIconTl, tpMainIconBr;
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TAlfTimedPoint tpTextTl, tpTextBr;
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TAlfTimedPoint tpMarkIconTl, tpMarkIconBr;
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TAlfTimedPoint tpMenuIconTl, tpMenuIconBr;
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CFsLayoutManager::TFsLayoutMetrics
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mainIconMetrics = CFsLayoutManager::EFsLmListMediumLineG1,
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markIconMetrics = CFsLayoutManager::EFsLmListMediumLineG3G2,
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menuIconMetrics = CFsLayoutManager::EFsLmListMediumLineG3G3,
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textMetrics = CFsLayoutManager::EFsLmListMediumLineG3T1,
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sizeMetrics = CFsLayoutManager::EFsLmListSingleDycRowPane;
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if (aData->IsIconSet())
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{
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if (iFlags & KFsTreeListItemMarked)
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{
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if (iMenu && (iFlags & KFsTreeListItemFocused))
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{
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//mainIcon + markIcon + menuIcon
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//the metrics defined when declared
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}
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else
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{
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//mainIcon + markIcon
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mainIconMetrics = CFsLayoutManager::EFsLmListMediumLineG2G1;
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markIconMetrics = CFsLayoutManager::EFsLmListMediumLineG2G2;
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textMetrics = CFsLayoutManager::EFsLmListMediumLineG2T1;
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}
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}
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else
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{
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if ((iFlags & KFsTreeListItemHasMenu)
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&& (iFlags & KFsTreeListItemFocused))
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{
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//mainIcon + menuIcon
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mainIconMetrics = CFsLayoutManager::EFsLmListMediumLineG2G1;
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menuIconMetrics = CFsLayoutManager::EFsLmListMediumLineG2G2;
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textMetrics = CFsLayoutManager::EFsLmListMediumLineG2T1;
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}
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else
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{
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//mainIcon
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mainIconMetrics = CFsLayoutManager::EFsLmListMediumLineG1;
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textMetrics = CFsLayoutManager::EFsLmListMediumLineT1;
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}
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}
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}
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else
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{
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if (iFlags & KFsTreeListItemMarked)
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{
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if (iMenu && (iFlags & KFsTreeListItemFocused))
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{
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//markIcon + menuIcon
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markIconMetrics =
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CFsLayoutManager::EFsLmListMediumLineRightIconx2G1;
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menuIconMetrics =
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CFsLayoutManager::EFsLmListMediumLineRightIconx2G2;
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textMetrics =
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CFsLayoutManager::EFsLmListMediumLineRightIconx2T1;
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}
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else
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{
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//markIcon
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markIconMetrics =
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CFsLayoutManager::EFsLmListMediumLineRightIconG1;
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textMetrics =
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CFsLayoutManager::EFsLmListMediumLineRightIconT1;
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}
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}
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else
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{
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if ((iFlags & KFsTreeListItemHasMenu)
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&& (iFlags & KFsTreeListItemFocused))
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{
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//menuIcon
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menuIconMetrics =
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CFsLayoutManager::EFsLmListMediumLineRightIconG1;
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textMetrics =
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CFsLayoutManager::EFsLmListMediumLineRightIconT1;
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}
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else
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{
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//plain item
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textMetrics =
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CFsLayoutManager::EFsLmListMediumLinePlainT1;
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}
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}
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}
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//layout manager is queried for medium values - LM returnes rects based on phone's global text settings
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TRect parentLayoutRect = TRect(iParentLayout->Size().Target().AsSize());
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parentLayoutRect.Resize(-(iParentLayout->HorizontalPadding()*2), 0);
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if (iFlags & KFsTreeListItemManagedLayout)
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{
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CFsLayoutManager::LayoutMetricsSize(
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parentLayoutRect,
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sizeMetrics,
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iSize );
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}
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TRect currentSize = iSize;
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if (CFsLayoutManager::IsMirrored())
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{
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currentSize.iBr = currentSize.iBr - TPoint(aIndentation, 0);
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}
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else
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{
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currentSize.iTl = currentSize.iTl + TPoint(aIndentation, 0);
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}
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CFsLayoutManager::LayoutMetricsRect(
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currentSize,
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mainIconMetrics,
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rect );
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tpMainIconTl.SetTarget(TAlfRealPoint(rect.iTl));
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tpMainIconBr.SetTarget(TAlfRealPoint(rect.iBr));
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CFsLayoutManager::LayoutMetricsRect(
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currentSize,
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markIconMetrics,
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rect );
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tpMarkIconTl.SetTarget(TAlfRealPoint(rect.iTl));
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tpMarkIconBr.SetTarget(TAlfRealPoint(rect.iBr));
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CFsLayoutManager::LayoutMetricsRect(
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currentSize,
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menuIconMetrics,
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rect );
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tpMenuIconTl.SetTarget(TAlfRealPoint(rect.iTl));
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tpMenuIconBr.SetTarget(TAlfRealPoint(rect.iBr));
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CFsLayoutManager::TFsText textInfo;
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CFsLayoutManager::LayoutMetricsText(currentSize, textMetrics, textInfo);
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tpTextTl.SetTarget(TAlfRealPoint(textInfo.iTextRect.iTl));
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tpTextBr.SetTarget(TAlfRealPoint(textInfo.iTextRect.iBr));
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TInt visualIconIndex = iLayout->FindVisual(iIconVisual);
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if ( visualIconIndex != KErrNotFound )
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{
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iLayout->SetAnchor( EAlfAnchorTopLeft,
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visualIconIndex,
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EAlfAnchorOriginLeft, EAlfAnchorOriginTop,
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EAlfAnchorMetricAbsolute,
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EAlfAnchorMetricAbsolute,
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tpMainIconTl );
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iLayout->SetAnchor( EAlfAnchorBottomRight,
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visualIconIndex,
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EAlfAnchorOriginLeft, EAlfAnchorOriginTop,
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EAlfAnchorMetricAbsolute,
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EAlfAnchorMetricAbsolute,
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tpMainIconBr );
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}
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if ((iFlags & KFsTreeListItemHasMenu)
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&& (iFlags & KFsTreeListItemFocused))
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{
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TInt iconMenuVisIndex = iLayout->FindVisual(iIconMenu);
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if ( iconMenuVisIndex != KErrNotFound )
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{
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iLayout->SetAnchor(EAlfAnchorTopLeft,
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iconMenuVisIndex,
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EAlfAnchorOriginLeft,EAlfAnchorOriginTop,
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EAlfAnchorMetricAbsolute,EAlfAnchorMetricAbsolute,
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tpMenuIconTl );
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iLayout->SetAnchor(EAlfAnchorBottomRight,
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iconMenuVisIndex,
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EAlfAnchorOriginLeft,EAlfAnchorOriginTop,
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EAlfAnchorMetricAbsolute,EAlfAnchorMetricAbsolute,
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tpMenuIconBr );
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TAlfTimedValue opacity;
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opacity.SetValueNow(1.0f);
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iIconMenu->SetOpacity(opacity);
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}
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}
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else
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{
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TAlfTimedValue opacity;
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opacity.SetValueNow(0.0f);
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iIconMenu->SetOpacity(opacity);
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}
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if (iTextLayout)
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{
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TInt textVisIndex = iLayout->FindVisual(iTextLayout);
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if ( textVisIndex != KErrNotFound )
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{
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iLayout->SetAnchor(EAlfAnchorTopLeft,
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textVisIndex,
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EAlfAnchorOriginLeft,EAlfAnchorOriginTop,
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EAlfAnchorMetricAbsolute,
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EAlfAnchorMetricAbsolute,
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tpTextTl );
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iLayout->SetAnchor(EAlfAnchorBottomRight,
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textVisIndex,
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EAlfAnchorOriginLeft, EAlfAnchorOriginTop,
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EAlfAnchorMetricAbsolute,
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EAlfAnchorMetricAbsolute,
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tpTextBr );
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}
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}
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if ( iFlags & KFsTreeListItemMarked )
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{
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TInt iconMarkedVisIndex =
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iLayout->FindVisual(iIconMarked);
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if ( iconMarkedVisIndex != KErrNotFound )
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{
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iLayout->SetAnchor(EAlfAnchorTopLeft,
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iconMarkedVisIndex,
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EAlfAnchorOriginLeft,EAlfAnchorOriginTop,
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EAlfAnchorMetricAbsolute,
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EAlfAnchorMetricAbsolute,
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tpMarkIconTl );
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iLayout->SetAnchor(EAlfAnchorBottomRight,
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iconMarkedVisIndex,
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EAlfAnchorOriginLeft, EAlfAnchorOriginTop,
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EAlfAnchorMetricAbsolute,
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|
427 |
EAlfAnchorMetricAbsolute,
|
|
428 |
tpMarkIconBr );
|
|
429 |
|
|
430 |
TAlfTimedValue opacity;
|
|
431 |
opacity.SetValueNow(1.0f);
|
|
432 |
iIconMarked->SetOpacity(opacity);
|
|
433 |
}
|
|
434 |
}
|
|
435 |
else
|
|
436 |
{
|
|
437 |
if (iIconMarked)
|
|
438 |
{
|
|
439 |
TAlfTimedValue opacity;
|
|
440 |
opacity.SetValueNow(0.0f);
|
|
441 |
iIconMarked->SetOpacity(opacity);
|
|
442 |
}
|
|
443 |
}
|
|
444 |
iLayout->UpdateChildrenLayout();
|
|
445 |
}
|
|
446 |
|
|
447 |
|
|
448 |
// ---------------------------------------------------------------------------
|
|
449 |
// From class MFsTreeItemVisualizer.
|
|
450 |
// A call to this function means that the item is requested to draw itself
|
|
451 |
// within specified parent layout.
|
|
452 |
// ---------------------------------------------------------------------------
|
|
453 |
//
|
|
454 |
void CFsTreeRichItemVisualizer::ShowL( CAlfLayout& aParentLayout, const TUint aTimeout )
|
|
455 |
{
|
|
456 |
FUNC_LOG;
|
|
457 |
if ( !iLayout )
|
|
458 |
{
|
|
459 |
iParentLayout = &aParentLayout;
|
|
460 |
|
|
461 |
iLayout = CAlfAnchorLayout::AddNewL(iOwnerControl, iParentLayout);
|
|
462 |
iLayout->EnableBrushesL();
|
|
463 |
iLayout->SetClipping(ETrue);
|
|
464 |
|
|
465 |
if ( !iIconVisual )
|
|
466 |
{
|
|
467 |
iIconVisual =
|
|
468 |
CAlfImageVisual::AddNewL( iOwnerControl, iLayout );
|
|
469 |
iIconVisual->SetScaleMode( CAlfImageVisual::EScaleFit );
|
|
470 |
}
|
|
471 |
|
|
472 |
if ( !iIconMarked )
|
|
473 |
{
|
|
474 |
iIconMarked =
|
|
475 |
CAlfImageVisual::AddNewL( iOwnerControl, iLayout );
|
|
476 |
iIconMarked->SetScaleMode( CAlfImageVisual::EScaleFit );
|
|
477 |
}
|
|
478 |
|
|
479 |
if ( !iIconMenu )
|
|
480 |
{
|
|
481 |
iIconMenu =
|
|
482 |
CAlfImageVisual::AddNewL( iOwnerControl, iLayout );
|
|
483 |
iIconMenu->SetScaleMode( CAlfImageVisual::EScaleFit );
|
|
484 |
}
|
|
485 |
}
|
|
486 |
else
|
|
487 |
{
|
|
488 |
//visuals are already created but not attached to the list layout
|
|
489 |
if (!iLayout->Layout())
|
|
490 |
{
|
|
491 |
aParentLayout.Append(iLayout, aTimeout);
|
|
492 |
iParentLayout = &aParentLayout;
|
|
493 |
}
|
|
494 |
}
|
|
495 |
}
|
|
496 |
|
|
497 |
|
|
498 |
// ---------------------------------------------------------------------------
|
|
499 |
// From class MFsTreeItemVisualizer.
|
|
500 |
// A call to this function means that the item is requested to update its
|
|
501 |
// visual content.
|
|
502 |
// ---------------------------------------------------------------------------
|
|
503 |
//
|
|
504 |
void CFsTreeRichItemVisualizer::UpdateL(
|
|
505 |
const MFsTreeItemData& aData,
|
|
506 |
TBool /*aFocused*/,
|
|
507 |
const TUint aLevel,
|
|
508 |
CAlfTexture*& aMarkIcon,
|
|
509 |
CAlfTexture*& aMenuIcon,
|
|
510 |
const TUint /*aTimeout*/,
|
|
511 |
TBool aUpdateData)
|
|
512 |
{
|
|
513 |
FUNC_LOG;
|
|
514 |
if ( iLayout )
|
|
515 |
{
|
|
516 |
iSize.iWidth = iParentLayout->Size().Target().iX -
|
|
517 |
iParentLayout->PaddingInPixels().Width();
|
|
518 |
iExtendedSize.iWidth = iSize.iWidth;
|
|
519 |
|
|
520 |
if ( KFsTreeRichItemDataType == aData.Type() )
|
|
521 |
{
|
|
522 |
const CFsTreeRichItemData* data(
|
|
523 |
static_cast<const CFsTreeRichItemData*>(&aData));
|
|
524 |
|
|
525 |
if (iIconVisual)
|
|
526 |
{
|
|
527 |
if ( data->IsIconSet() )
|
|
528 |
{
|
|
529 |
iIconVisual->SetScaleMode( CAlfImageVisual::EScaleFit );
|
|
530 |
iIconVisual->SetImage( TAlfImage(data->Icon()));
|
|
531 |
}
|
|
532 |
}
|
|
533 |
|
|
534 |
if (iFlags & KFsTreeListItemMarked)
|
|
535 |
{
|
|
536 |
iIconMarked->SetScaleMode( CAlfImageVisual::EScaleFit );
|
|
537 |
iIconMarked->SetImage(TAlfImage(*aMarkIcon));
|
|
538 |
}
|
|
539 |
|
|
540 |
if (iFlags & KFsTreeListItemHasMenu)
|
|
541 |
{
|
|
542 |
iIconMenu->SetScaleMode( CAlfImageVisual::EScaleFit );
|
|
543 |
iIconMenu->SetImage(TAlfImage(*aMenuIcon));
|
|
544 |
}
|
|
545 |
|
|
546 |
iLayout->Env().SetRefreshMode(EAlfRefreshModeManual);
|
|
547 |
|
|
548 |
if (iTextLayout)
|
|
549 |
{
|
|
550 |
iTextLayout->RemoveAndDestroyAllD();
|
|
551 |
}
|
|
552 |
iTextLayout = CAlfFlowLayout::AddNewL(iOwnerControl, iLayout);
|
|
553 |
iTextLayout->SetFlowDirection(CAlfFlowLayout::EFlowHorizontal);
|
|
554 |
|
|
555 |
const TInt indent( iTextIndentation * ( aLevel - 1 ) );
|
|
556 |
UpdateLayout(data, indent);
|
|
557 |
|
|
558 |
if (aUpdateData)
|
|
559 |
{
|
|
560 |
CreateTextLineL(iOwnerControl, iTextLayout, data,
|
|
561 |
iTextLayout->Size().Target().AsSize());
|
|
562 |
}
|
|
563 |
|
|
564 |
iLayout->Env().SetRefreshMode(EAlfRefreshModeAutomatic);
|
|
565 |
|
|
566 |
}
|
|
567 |
}
|
|
568 |
}
|
|
569 |
|
|
570 |
|
|
571 |
// ---------------------------------------------------------------------------
|
|
572 |
// From class MFsTreeItemVisualizer.
|
|
573 |
// A call to this function means that the item goes out of the visible items
|
|
574 |
// scope.
|
|
575 |
// ---------------------------------------------------------------------------
|
|
576 |
//
|
|
577 |
void CFsTreeRichItemVisualizer::Hide( const TInt aTimeout )
|
|
578 |
{
|
|
579 |
FUNC_LOG;
|
|
580 |
if ( iLayout )
|
|
581 |
{
|
|
582 |
iParentLayout->Remove( iLayout, aTimeout );
|
|
583 |
iLayout->RemoveAndDestroyAllD();
|
|
584 |
iLayout = NULL;
|
|
585 |
iParentLayout = NULL;
|
|
586 |
iTextLayout = NULL;
|
|
587 |
iIconMarked = NULL;
|
|
588 |
iIconMenu = NULL;
|
|
589 |
iIconVisual = NULL;
|
|
590 |
}
|
|
591 |
}
|
|
592 |
|
|
593 |
|
|
594 |
// ---------------------------------------------------------------------------
|
|
595 |
// From MFsTreeItemVisualizer.
|
|
596 |
// This method marquees the text in tree item if it is too long.
|
|
597 |
// ---------------------------------------------------------------------------
|
|
598 |
//
|
|
599 |
void CFsTreeRichItemVisualizer::MarqueeL(const TFsTextMarqueeType /*aMarqueeType*/,
|
|
600 |
const TUint /*aMarqueeSpeed*/,
|
|
601 |
const TInt /*aMarqueeStartDelay*/,
|
|
602 |
const TInt /*aMarqueeCycleStartDelay*/,
|
|
603 |
const TInt /*aMarqueeRepetitions*/)
|
|
604 |
{
|
|
605 |
FUNC_LOG;
|
|
606 |
}
|
|
607 |
|
|
608 |
// ---------------------------------------------------------------------------
|
|
609 |
// From MFsTreeItemVisualizer.
|
|
610 |
// This method sets flag disable wrapping the text item.
|
|
611 |
// ---------------------------------------------------------------------------
|
|
612 |
//
|
|
613 |
void CFsTreeRichItemVisualizer::OffWrapping()
|
|
614 |
{
|
|
615 |
FUNC_LOG;
|
|
616 |
}
|