/*
* 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: Implementation for CAknSingleColumnStyleCoreDataRow class.
*
*/
#include <AknUtils.h>
#include <layoutmetadata.cdl.h>
#include <aknlayoutscalable_avkon.cdl.h>
#include "akntree.h"
#include "aknsinglecolumnstylecoredatarow.h"
#include "akntreelistinternalconstants.h"
#include "akntrace.h"
using AknTreeListIconID::KDefault;
using AknTreeListIconID::KNone;
// ======== MEMBER FUNCTIONS ========
// ---------------------------------------------------------------------------
// Two-phased constructor. Two text columns.
// ---------------------------------------------------------------------------
//
CAknSingleColumnStyleCoreDataRow* CAknSingleColumnStyleCoreDataRow::NewLC(
const TDesC& aFirstColumn, const TDesC& aSecondColumn, TUint32 aFlags )
{
CAknSingleColumnStyleCoreDataRow* self =
new ( ELeave ) CAknSingleColumnStyleCoreDataRow( aFlags );
CleanupStack::PushL( self );
self->ConstructL( aFirstColumn, aSecondColumn );
return self;
}
// ---------------------------------------------------------------------------
// Two-phased constructor. Three text columns.
// ---------------------------------------------------------------------------
//
CAknSingleColumnStyleCoreDataRow* CAknSingleColumnStyleCoreDataRow::NewLC(
const TDesC& aFirstColumn, const TDesC& aSecondColumn,
const TDesC& aThirdColumn, TUint32 aFlags )
{
// By default, the third column is enabled, when core data row is
// constructed with this method.
aFlags |= EThirdColumnEnabled;
CAknSingleColumnStyleCoreDataRow* self =
new ( ELeave ) CAknSingleColumnStyleCoreDataRow( aFlags );
CleanupStack::PushL( self );
self->ConstructL( aFirstColumn, aSecondColumn, aThirdColumn );
return self;
}
// ---------------------------------------------------------------------------
// Destructor.
// ---------------------------------------------------------------------------
//
CAknSingleColumnStyleCoreDataRow::~CAknSingleColumnStyleCoreDataRow()
{
delete iFirstColumn;
delete iSecondColumn;
delete iThirdColumn;
}
// ---------------------------------------------------------------------------
// Returns the text set for the specified column of core data row.
// ---------------------------------------------------------------------------
//
const TDesC& CAknSingleColumnStyleCoreDataRow::Text( TInt aColumnIndex ) const
{
HBufC* text = NULL;
switch ( aColumnIndex )
{
case 0:
text = iFirstColumn;
break;
case 1:
text = iSecondColumn;
break;
case 2:
text = iThirdColumn;
break;
default:
break;
}
return text ? *text : KNullDesC();
}
// ---------------------------------------------------------------------------
// Allocates new heap based descriptor for the text, and if the allocation
// succeeds, deletes the specified descriptor and replaces it with the new.
// ---------------------------------------------------------------------------
//
void CAknSingleColumnStyleCoreDataRow::SetTextL( const TDesC& aText,
TInt aColumnIndex, TBool aDrawNow )
{
HBufC* tmp = aText.AllocLC();
switch ( aColumnIndex )
{
case 0:
delete iFirstColumn;
iFirstColumn = tmp;
break;
case 1:
delete iSecondColumn;
iSecondColumn = tmp;
break;
case 2:
delete iThirdColumn;
iThirdColumn = tmp;
break;
default:
User::Leave( KErrNotFound );
break;
}
CleanupStack::Pop( tmp );
if ( aDrawNow )
{
__ASSERT_DEBUG( Root(), User::Invariant() );
Root()->ItemModified( this );
}
}
// ---------------------------------------------------------------------------
// Checks whether the third text column is enabled.
// ---------------------------------------------------------------------------
//
TBool CAknSingleColumnStyleCoreDataRow::IsEmphasised() const
{
return ( Flags() & EEmphasis ) ? ETrue : EFalse;
}
// ---------------------------------------------------------------------------
// Changes the used layout for core data row.
// ---------------------------------------------------------------------------
//
void CAknSingleColumnStyleCoreDataRow::SetEmphasis( TBool aEmphasis,
TBool aDrawNow )
{
SetFlags( aEmphasis ? Flags() | EEmphasis : Flags() & ~EEmphasis );
if ( aDrawNow )
{
__ASSERT_DEBUG( Root(), User::Invariant() );
Root()->ItemModified( this );
}
}
// ---------------------------------------------------------------------------
// Checks whether the third text column is enabled.
// ---------------------------------------------------------------------------
//
TBool CAknSingleColumnStyleCoreDataRow::IsThirdColumnEnabled() const
{
return ( Flags() & EThirdColumnEnabled ) ? ETrue : EFalse;
}
// ---------------------------------------------------------------------------
// Enables third text column to be usage in landscape mode.
// ---------------------------------------------------------------------------
//
void CAknSingleColumnStyleCoreDataRow::EnableThirdColumn( TBool aEnable,
TBool aDrawNow )
{
SetFlags( aEnable ? ( Flags() | EThirdColumnEnabled ) :
( Flags() & ~EThirdColumnEnabled ) );
if ( aDrawNow )
{
__ASSERT_DEBUG( Root(), User::Invariant() );
Root()->ItemModified( this );
}
}
// ---------------------------------------------------------------------------
// Returns the icon ID set for the specified core data row icon type.
// ---------------------------------------------------------------------------
//
TInt CAknSingleColumnStyleCoreDataRow::Icon( TIconType aType ) const
{
TInt iconId = KDefault;
switch ( aType )
{
case EIcon:
iconId = iIcon;
break;
case EOptIcon1:
iconId = iOptIcon1;
break;
case EOptIcon2:
iconId = iOptIcon2;
break;
case EHighlightedIcon:
iconId = iHighlightedIcon;
break;
case EHighlightedOptIcon1:
iconId = iHighlightedOptIcon1;
break;
case EHighlightedOptIcon2:
iconId = iHighlightedOptIcon2;
break;
default:
break;
}
return iconId;
}
// ---------------------------------------------------------------------------
// Sets the icon ID for specified core data row icon type.
// ---------------------------------------------------------------------------
//
void CAknSingleColumnStyleCoreDataRow::SetIcon( TIconType aType, TInt aIconId,
TBool aDrawNow )
{
switch( aType )
{
case EIcon:
iIcon = aIconId;
break;
case EOptIcon1:
iOptIcon1 = aIconId;
break;
case EOptIcon2:
iOptIcon2 = aIconId;
break;
case EHighlightedIcon:
iHighlightedIcon = aIconId;
break;
case EHighlightedOptIcon1:
iHighlightedOptIcon1 = aIconId;
break;
case EHighlightedOptIcon2:
iHighlightedOptIcon2 = aIconId;
break;
default:
__ASSERT_DEBUG( EFalse, User::Invariant() );
break;
}
if ( aDrawNow )
{
__ASSERT_DEBUG( Root(), User::Invariant() );
Root()->ItemModified( this );
}
}
// ---------------------------------------------------------------------------
// Icon ID.
// ---------------------------------------------------------------------------
//
TInt CAknSingleColumnStyleCoreDataRow::IconId( TBool aFocused ) const
{
// Default ID for icon.
TInt iconId = KNone;
// Determines ID for the icon based on focusing and set IDs.
if ( aFocused && iHighlightedIcon != KDefault )
{
iconId = iHighlightedIcon;
}
else if ( iIcon != KDefault )
{
iconId = iIcon;
}
return iconId;
}
// ---------------------------------------------------------------------------
// Optional icon ID.
// ---------------------------------------------------------------------------
//
TInt CAknSingleColumnStyleCoreDataRow::OptionalIconId( TInt aIndex,
TBool aFocused ) const
{
__ASSERT_DEBUG( aIndex == 0 || aIndex == 1, User::Invariant() );
// Default ID for optional icon.
TInt optIconId = AknTreeListIconID::KNone;
// Determine ID for specified optional icon.
if ( IsMarked() )
{
if ( aIndex == 0 )
{
optIconId = aFocused ?
AknTreeListIconID::KHighlightedMarkedIndication :
AknTreeListIconID::KMarkedIndication;
}
else if ( aIndex == 1 )
{
if ( aFocused && iHighlightedOptIcon1 != KDefault )
{
optIconId = iHighlightedOptIcon1;
}
else if ( iOptIcon1 != KDefault )
{
optIconId = iOptIcon1;
}
else if ( aFocused && iHighlightedOptIcon2 != KDefault )
{
optIconId = iHighlightedOptIcon2;
}
else if ( iOptIcon2 != KDefault )
{
optIconId = iOptIcon2;
}
}
}
else
{
if ( aIndex == 0 )
{
if ( aFocused && iHighlightedOptIcon1 != KDefault )
{
optIconId = iHighlightedOptIcon1;
}
else if ( iOptIcon1 != KDefault )
{
optIconId = iOptIcon1;
}
}
else if ( aIndex == 1 )
{
if ( aFocused && iHighlightedOptIcon2 != KDefault )
{
optIconId = iHighlightedOptIcon2;
}
else if ( iOptIcon2 != KDefault )
{
optIconId = iOptIcon2;
}
}
}
return optIconId;
}
// ---------------------------------------------------------------------------
// Text variety for specified column.
// ---------------------------------------------------------------------------
//
TInt CAknSingleColumnStyleCoreDataRow::TextVariety( TInt aColumnIndex,
TInt aOptIconId1, TInt aOptIconId2, TBool aThirdColumnEnabled ) const
{
TInt variety = KErrNotFound;
TInt optIconCount = 0;
if ( aOptIconId2 != KNone )
{
optIconCount = 2;
}
else if ( aOptIconId1 != KNone )
{
optIconCount = 1;
}
TInt emphasis = IsEmphasised() ? 0 : 3;
if ( aThirdColumnEnabled )
{
// Three columns.
if ( aColumnIndex == 0 || aColumnIndex == 1 )
{
variety = 6 + emphasis + optIconCount;
}
else if ( aColumnIndex == 2 )
{
variety = 0 + emphasis + optIconCount;
}
}
else
{
// Two columns.
if ( aColumnIndex == 0 || aColumnIndex == 1 )
{
variety = 0 + emphasis + optIconCount;
}
}
return variety;
}
// ---------------------------------------------------------------------------
// From class CAknTreeItem.
// Returns the type of concrete item class.
// ---------------------------------------------------------------------------
//
TInt CAknSingleColumnStyleCoreDataRow::Type() const
{
return AknTreeList::KSingleColumnStyleCoreDataRow;
}
// ---------------------------------------------------------------------------
// From class CAknTreeItem.
// Returns the minimum size of the core data row.
// ---------------------------------------------------------------------------
//
TSize CAknSingleColumnStyleCoreDataRow::MinimumSize() const
{
TInt variety = 1;
TRect minimumSize = RectFromLayout( TRect(),
AknLayoutScalable_Avkon::aid_size_min_msg( variety ) );
return minimumSize.Size();
}
// ---------------------------------------------------------------------------
// From class CAknTreeItem.
// Draws the core data row to the appointed graphics context.
// ---------------------------------------------------------------------------
//
void CAknSingleColumnStyleCoreDataRow::Draw( CWindowGc& aGc,
const TRect& aItemRect, const TRect& /*aRect*/, TBool aFocused ) const
{
_AKNTRACE_FUNC_ENTER;
CAknTree* root = Root();
__ASSERT_DEBUG( root, User::Invariant() );
// Icon.
TInt iconVariety = 4; // Arbitrary value!
TRect iconRect = RectFromLayout( aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_g1( iconVariety ) );
TInt iconId = IconId( aFocused );
if ( iIcon != AknTreeListIconID::KNone )
{
root->DrawIcon( iconId, iconRect.Size(), aGc, iconRect.iTl,
iconRect.Size() );
}
// Optional icon IDs.
TInt optIconId1 = OptionalIconId( 0, aFocused );
TInt optIconId2 = OptionalIconId( 1, aFocused );
// Determine whether third text column is used.
TRect threeColumnMinimum = RectFromLayout( aItemRect,
AknLayoutScalable_Avkon::aid_size_min_col_2() );
TBool threeColumns = IsThirdColumnEnabled() &&
Layout_Meta_Data::IsLandscapeOrientation() &&
threeColumnMinimum.Width() < aItemRect.Width();
// First text column.
TAknLayoutText layoutText;
TInt textVariety = TextVariety( 0, optIconId1, optIconId2, threeColumns );
if ( textVariety >= 0 )
{
layoutText.LayoutText( aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_t2( textVariety ).LayoutLine() );
if ( iFirstColumn )
{
if ( Flags() & EFirstColumnSmiley )
{
root->DrawSmiley( aGc, aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_t2( textVariety),
*iFirstColumn, NULL, aFocused );
}
else
{
root->DrawText( aGc, aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_t2( textVariety ),
*iFirstColumn, NULL, this, aFocused, ETrue );
}
}
}
// Second text column.
textVariety = TextVariety( 1, optIconId1, optIconId2, threeColumns );
if ( textVariety >= 0 )
{
layoutText.LayoutText( aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_t3( textVariety ).LayoutLine() );
if ( iSecondColumn )
{
if ( Flags() & ESecondColumnSmiley )
{
_AKNTRACE("Draw Smiley");
root->DrawSmiley( aGc, aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_t3(textVariety),
*iSecondColumn, NULL, aFocused );
}
else
{
_AKNTRACE("Draw Text ");
root->DrawText( aGc, aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_t3( textVariety ),
*iSecondColumn, NULL, this, aFocused, ETrue );
}
}
}
// Third text column.
textVariety = TextVariety( 2, optIconId1, optIconId2, threeColumns );
if ( textVariety >= 0 )
{
layoutText.LayoutText( aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_t4( textVariety ).LayoutLine() );
if ( iThirdColumn )
{
root->DrawText( aGc, aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_t4( textVariety ),
*iThirdColumn, NULL, this, aFocused, EFalse );
}
}
// Optional item state indication icon.
TInt optIconVariety1 = 1;
TRect optIconRect1 = RectFromLayout( aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_g3( optIconVariety1 ) );
if ( optIconId1 != KNone )
{
root->DrawIcon( optIconId1, optIconRect1.Size(), aGc,
optIconRect1.iTl, optIconRect1.Size() );
}
// Another optional item state indication icon.
TInt optIconVariety2 = 1;
TRect optIconRect2 = RectFromLayout( aItemRect, AknLayoutScalable_Avkon::
list_single_2heading_msg_pane_g4( optIconVariety2 ) );
if ( optIconId2 != KNone )
{
root->DrawIcon( optIconId2, optIconRect2.Size(), aGc,
optIconRect2.iTl, optIconRect2.Size() );
}
_AKNTRACE_FUNC_EXIT;
}
// ---------------------------------------------------------------------------
// From class CAknTreeItem.
// Handles pointer events.
// ---------------------------------------------------------------------------
//
void CAknSingleColumnStyleCoreDataRow::HandlePointerEventL(
const TPointerEvent& /*aPointerEvent*/, const TRect& /*aItemRect*/ )
{
}
// ---------------------------------------------------------------------------
// C++ constructor.
// ---------------------------------------------------------------------------
//
CAknSingleColumnStyleCoreDataRow::CAknSingleColumnStyleCoreDataRow(
TUint32 aFlags )
: CAknTreeLeaf( aFlags ),
iIcon( KDefault ),
iOptIcon1( KDefault ),
iOptIcon2( KDefault ),
iHighlightedIcon( KDefault ),
iHighlightedOptIcon1( KDefault ),
iHighlightedOptIcon2( KDefault )
{
}
// ---------------------------------------------------------------------------
// Second phase constructor. Two text columns.
// ---------------------------------------------------------------------------
//
void CAknSingleColumnStyleCoreDataRow::ConstructL( const TDesC& aFirstColumn,
const TDesC& aSecondColumn )
{
iFirstColumn = aFirstColumn.AllocL();
iSecondColumn = aSecondColumn.AllocL();
}
// ---------------------------------------------------------------------------
// Second phase constructor. Three text columns.
// ---------------------------------------------------------------------------
//
void CAknSingleColumnStyleCoreDataRow::ConstructL( const TDesC& aFirstColumn,
const TDesC& aSecondColumn, const TDesC& aThirdColumn )
{
iFirstColumn = aFirstColumn.AllocL();
iSecondColumn = aSecondColumn.AllocL();
iThirdColumn = aThirdColumn.AllocL();
}