--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/uiservicetabsettings/src/cvimpstsettingskeyvaluepairs.cpp Tue Feb 02 10:12:18 2010 +0200
@@ -0,0 +1,244 @@
+/*
+* 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: Container for individual key-value pairs
+*
+*/
+
+// INCLUDE FILES
+#include "cvimpstsettingskeyvaluepairs.h"
+#include "cvimpstsettingskeyvaluepair.h"
+#include "cvimpstsettingslookupkeyvaluepair.h"
+
+#include <e32std.h>
+
+//CONSTANTS
+const TInt KKeyValuePairGranurality = 5;
+
+
+// LOCAL CONSTANTS AND MACROS
+#define KEYWORD_ORDER TLinearOrder< CVIMPSTSettingsKeyValuePair > ( CompareKeys )
+
+
+// ============================ LOCAL FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CompareKeys()
+// Comparison function for TLinearOrder
+//
+// @param aLhs The left hand side in comparison.
+// @param aRhs The right hand side in comparison.
+// @return Result from compare
+// -----------------------------------------------------------------------------
+//
+TInt CompareKeys( const CVIMPSTSettingsKeyValuePair& aLhs, const CVIMPSTSettingsKeyValuePair& aRhs )
+ {
+ return aLhs.Key().Compare( aRhs.Key() );
+ }
+
+// -----------------------------------------------------------------------------
+// SetValueToPairs()
+// Templated algorithm to set or update new value to list of key values.
+//
+// @param aPairs The list of key-value pairs.
+// @param aLookupKey The lookup key to use in searching.
+// @param aKey The key for which to assign the value.
+// @param aValue Templated data type to assign to key.
+// @return Error code.
+// -----------------------------------------------------------------------------
+//
+template< typename T >
+TInt SetValueToPairs( RPointerArray< CVIMPSTSettingsKeyValuePair >& aPairs,
+ CVIMPSTSettingsLookupKeyValuePair& aLookupKey,
+ const TDesC& aKey,
+ const T& aValue )
+ {
+ aLookupKey.SetLookupKey( aKey );
+
+
+ TInt err = KErrNone;
+ TInt index = aPairs.FindInOrder( &aLookupKey, KEYWORD_ORDER );
+
+ if( index != KErrNotFound )
+ {
+ //Update existing
+ err = aPairs[ index ]->SetValue( aValue );
+ }
+
+ else
+ {
+ //create new
+ CVIMPSTSettingsKeyValuePair* newPair = CVIMPSTSettingsKeyValuePair::New( aKey );
+ if( !newPair )
+ {
+ err = KErrNoMemory;
+ }
+ else
+ {
+ //Insert new
+
+ err = newPair->SetValue( aValue );
+ if( err == KErrNone )
+ {
+ err = aPairs.InsertInOrderAllowRepeats( newPair, KEYWORD_ORDER );
+ }
+
+ if( err != KErrNone )
+ {
+ delete newPair;
+ }
+
+ }
+ }
+ aLookupKey.ResetLookupKey();
+ return err;
+ }
+
+
+
+
+// -----------------------------------------------------------------------------
+// GetValueFromPairs()
+//
+// Templated algorithm to get value from list of key values.
+//
+// @param aPairs The list of key-value pairs.
+// @param aLookupKey The lookup key to use in searching.
+// @param aKey The key for which to get the value.
+// @param aValue Templated data type to get.
+// @return Error code.
+// -----------------------------------------------------------------------------
+//
+template< typename T >
+TInt GetValueFromPairs( const RPointerArray< CVIMPSTSettingsKeyValuePair >& aPairs,
+ CVIMPSTSettingsLookupKeyValuePair& aLookupKey,
+ const TDesC& aKey,
+ T& aValue )
+ {
+ aLookupKey.SetLookupKey( aKey );
+
+
+ TInt index = aPairs.FindInOrder( &aLookupKey, KEYWORD_ORDER );
+ if( index != KErrNotFound )
+ {
+ index = aPairs[ index ]->GetValue( aValue );
+ }
+
+
+ aLookupKey.ResetLookupKey();
+ return index;
+ }
+
+// ================= MEMBER FUNCTIONS =======================
+
+// -----------------------------------------------------------------------------
+// CVIMPSTUiSAPKeyValuePairs::NewL()
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CVIMPSTSettingsKeyValuePairs* CVIMPSTSettingsKeyValuePairs::NewL()
+ {
+ CVIMPSTSettingsKeyValuePairs* self = new (ELeave) CVIMPSTSettingsKeyValuePairs;
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ CleanupStack::Pop(); //self
+ return self;
+ }
+
+
+
+// -----------------------------------------------------------------------------
+// CVIMPSTSettingsKeyValuePairs::~CVIMPSTSettingsKeyValuePairs()
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CVIMPSTSettingsKeyValuePairs::~CVIMPSTSettingsKeyValuePairs()
+ {
+ iPairs.ResetAndDestroy();
+ delete iLookupKey;
+ }
+
+
+// -----------------------------------------------------------------------------
+// CVIMPSTSettingsKeyValuePairs::CVIMPSTSettingsKeyValuePairs()
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CVIMPSTSettingsKeyValuePairs::CVIMPSTSettingsKeyValuePairs()
+ : iPairs( KKeyValuePairGranurality )
+ {
+ }
+
+
+// -----------------------------------------------------------------------------
+// CVIMPSTSettingsKeyValuePairs::ConstructL)
+// -----------------------------------------------------------------------------
+//
+void CVIMPSTSettingsKeyValuePairs::ConstructL()
+ {
+ iLookupKey = CVIMPSTSettingsLookupKeyValuePair::NewL();
+ }
+
+// -----------------------------------------------------------------------------
+// CVIMPSTSettingsKeyValuePairs::SetValueDesC16()
+// -----------------------------------------------------------------------------
+//
+TInt CVIMPSTSettingsKeyValuePairs::SetValueDesC16( const TDesC& aKey, const TDesC16& aValue )
+ {
+ return SetValueToPairs( iPairs, *iLookupKey, aKey, aValue );
+ }
+
+// -----------------------------------------------------------------------------
+// CVIMPSTSettingsKeyValuePairs::GetValueDesC16()
+// -----------------------------------------------------------------------------
+//
+TInt CVIMPSTSettingsKeyValuePairs::GetValueDesC16( const TDesC& aKey, TPtrC16& aValue )
+ {
+ return GetValueFromPairs( iPairs, *iLookupKey, aKey, aValue );
+ }
+
+
+// -----------------------------------------------------------------------------
+// CVIMPSTSettingsKeyValuePairs::DeletePair()
+// -----------------------------------------------------------------------------
+//
+TInt CVIMPSTSettingsKeyValuePairs::DeletePair( const TDesC& aKey )
+ {
+ iLookupKey->SetLookupKey( aKey );
+
+ TInt index = iPairs.FindInOrder( iLookupKey, KEYWORD_ORDER );
+ if( index != KErrNotFound )
+ {
+ delete iPairs[ index ];
+ iPairs.Remove( index );
+ index = KErrNone;
+ }
+
+ iLookupKey->ResetLookupKey();
+
+ return index;
+ }
+
+
+// -----------------------------------------------------------------------------
+// CVIMPSTSettingsKeyValuePairs::Pairs()
+// -----------------------------------------------------------------------------
+//
+RPointerArray< CVIMPSTSettingsKeyValuePair >& CVIMPSTSettingsKeyValuePairs::Pairs()
+ {
+ return iPairs;
+ }
+
+// End of File
+