--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/profilesapplication/Profiles/ProfileApp/SettingsViewSrc/CProfileIndexHandler.cpp Wed Sep 01 12:30:29 2010 +0100
@@ -0,0 +1,235 @@
+/*
+* Copyright (c) 2002 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: Profile index handler (for use of Settings Container
+* if multiple profiles are edited)
+*
+*/
+
+
+// INCLUDES
+#include "CProfileIndexHandler.h"
+
+#include <MProfilesNamesArray.h>
+#include <eiklbx.h>
+
+#include "CProfileEngineHandler.h"
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::CProfileIndexHandler
+// C++ constructor can NOT contain any code, that might leave.
+// -----------------------------------------------------------------------------
+//
+CProfileIndexHandler::CProfileIndexHandler(
+ CProfileEngineHandler& aEngineHandler )
+ : iEngineHandler( aEngineHandler )
+ {
+ }
+
+void CProfileIndexHandler::ConstructL()
+ {
+ }
+
+EXPORT_C CProfileIndexHandler* CProfileIndexHandler::NewL(
+ CProfileEngineHandler& aEngineHandler )
+ {
+ CProfileIndexHandler* self =
+ new( ELeave ) CProfileIndexHandler( aEngineHandler );
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+CProfileIndexHandler::~CProfileIndexHandler()
+ {
+ iIndexArray.Close();
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::CurrentProfileIndex
+// -----------------------------------------------------------------------------
+//
+EXPORT_C TInt CProfileIndexHandler::CurrentProfileIndex() const
+ {
+ return iCurrentProfileIndex;
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::SetCurrentProfileIndex
+// Note that there is no boundary checking.
+// -----------------------------------------------------------------------------
+//
+EXPORT_C void CProfileIndexHandler::SetCurrentProfileIndex( TInt aIndex )
+ {
+ iCurrentProfileIndex = aIndex;
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::CreateIndexArrayL
+// Resets the index array and populates it with zeroes
+// -----------------------------------------------------------------------------
+//
+void CProfileIndexHandler::CreateIndexArrayL()
+ {
+ iIndexArray.Reset();
+ TItem item = { 0, 0 };
+ TInt count( iEngineHandler.IdArray()->MdcaCount() );
+ while( --count >= 0 )
+ {
+ User::LeaveIfError( iIndexArray.Append( item ) );
+ }
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::StoreIndices
+// -----------------------------------------------------------------------------
+//
+void CProfileIndexHandler::StoreIndices()
+ {
+ if( !iListBox )
+ {
+ return;
+ }
+
+ TItem& item = iIndexArray[iCurrentProfileIndex];
+ item.iIndex = iListBox->View()->CurrentItemIndex();
+ item.iTopIndex = iListBox->View()->TopItemIndex() - item.iIndex;
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::LoadIndices
+// -----------------------------------------------------------------------------
+//
+void CProfileIndexHandler::LoadIndices()
+ {
+ if( !iListBox )
+ {
+ return;
+ }
+
+ const TInt KMaxLastIndex( 2 ); // Three items fit to screen at the same time
+
+ TInt lastIndex( iListBox->Model()->MatchableTextArray()->MdcaCount() - 1 );
+
+ TItem item = iIndexArray[iCurrentProfileIndex];
+ if( item.iIndex > lastIndex )
+ {
+ item.iIndex = lastIndex;
+ }
+ if( item.iIndex < 0 )
+ {
+ item.iIndex = 0;
+ }
+ item.iTopIndex += item.iIndex;
+ if( item.iTopIndex > lastIndex - KMaxLastIndex )
+ {
+ item.iTopIndex = lastIndex - KMaxLastIndex;
+ }
+ if( item.iTopIndex < 0 )
+ {
+ item.iTopIndex = 0;
+ }
+
+ iListBox->View()->SetCurrentItemIndex( item.iIndex );
+ iListBox->View()->SetTopItemIndex( item.iTopIndex );
+ iListBox->DrawDeferred();
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::IndexAt
+// -----------------------------------------------------------------------------
+//
+TInt CProfileIndexHandler::IndexAt( TInt aIndex ) const
+ {
+ return iIndexArray[aIndex].iIndex;
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::TopIndexAt
+// -----------------------------------------------------------------------------
+//
+TInt CProfileIndexHandler::TopIndexAt( TInt aIndex ) const
+ {
+ return iIndexArray[aIndex].iTopIndex;
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::RemoveAndInsert
+// -----------------------------------------------------------------------------
+//
+TInt CProfileIndexHandler::RemoveAndInsert(
+ TInt aOldIndex, TInt aNewIndex, TInt aIndexValue, TInt aTopIndexValue )
+ {
+ TInt count( iIndexArray.Count() );
+ if( aOldIndex < 0 || aOldIndex >= count )
+ {
+ return KErrNotFound;
+ }
+ if( aNewIndex < 0 || aNewIndex > count )
+ {
+ return KErrArgument;
+ }
+ iIndexArray.Remove( aOldIndex );
+ TItem item = { aIndexValue, aTopIndexValue };
+ iIndexArray.Insert( item, aNewIndex );
+ return KErrNone;
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::SetListBox
+// -----------------------------------------------------------------------------
+//
+void CProfileIndexHandler::SetListBox( CEikListBox* aListBox )
+ {
+ iListBox = aListBox;
+ }
+
+// -----------------------------------------------------------------------------
+// CProfileIndexHandler::ReadIdArrayAndUpdateL
+// -----------------------------------------------------------------------------
+//
+TInt CProfileIndexHandler::ReadIdArrayAndUpdateL()
+ {
+ // Index of the profile before the engine rearranges the profiles.
+ TInt oldProfileIndex( iCurrentProfileIndex );
+
+ // ID of the profile so that we can find it after the engine
+ // rearranges the profiles.
+ TInt profileId( iEngineHandler.IdForIndex( oldProfileIndex ) );
+
+ // Store the indices for edited profile.
+ StoreIndices();
+
+ TInt newItemIndex( IndexAt( oldProfileIndex ) );
+ TInt newTopItemIndex( TopIndexAt( oldProfileIndex ) );
+
+ // Refresh profile names. Order of the profiles may change.
+ iEngineHandler.ReadIdArrayL();
+
+ // Find out which of the profiles is now the edited profile
+ TInt newProfileIndex( iEngineHandler.IdArray()->FindById( profileId ) );
+
+ // Set it to current profile
+ SetCurrentProfileIndex( newProfileIndex );
+
+ // Update indices
+ User::LeaveIfError( RemoveAndInsert( oldProfileIndex, newProfileIndex,
+ newItemIndex, newTopItemIndex ) );
+
+ return newProfileIndex;
+ }
+
+// End of File