--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/menufw/hierarchynavigator/hnmetadatamodel/inc/hnsimplecondition.h	Wed Sep 01 12:32:46 2010 +0100
@@ -0,0 +1,228 @@
+/*
+* Copyright (c) 2007-2008 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:  
+*
+*/
+
+
+
+#ifndef C_HNSIMPLECONDITION_H
+#define C_HNSIMPLECONDITION_H
+
+#include <e32base.h>
+#include <e32hashtab.h>
+#include <xmlengelement.h> 
+#include <liwgenericparam.h>
+#include "hnglobals.h"
+#include "hnconditioninterface.h"
+
+class CLiwGenericParamList;
+class TLiwVariant;
+
+/**
+ * Simple Condition.
+ * 
+ * The simple condition class. This is the base class for different
+ * condition classes, e.g. Greater, Has, HasNot conditions.
+ *  
+ * @lib hierarchynavigatorengine
+ * @since S60 v3.2
+ * @ingroup group_hnmetadatamodel
+ */
+NONSHARABLE_CLASS(CHnSimpleCondition) : public CHnConditionInterface
+    {
+public:
+   
+    /**
+     * Standard factory function.
+     * 
+     * @param aElement Xml element.
+     * @return Fully constructed object.
+     */
+    static CHnSimpleCondition* NewL( TDesC8 & aElement );
+
+    /**
+     * Standard C++ Destructor
+     */
+    ~CHnSimpleCondition();
+    
+    /**
+     * Removes quotes.
+     *
+     * @since S60 v3.2
+     * @param aValue String to remove quotes from.
+     */
+    static void RemoveQuotes( RBuf8 & aValue );
+    
+    /**
+     * Returns result.
+     *
+     * @since S60 v3.2
+     * @param aQueryResults Results of query.
+     * @param aPos Position.
+     * @return True if condition is satisfied.
+     */    
+    TBool ResultL( const CLiwGenericParamList& aQueryResults, TInt aPos );
+        
+    /**
+     * Returns result.
+     *
+     * @since S60 v3.2
+     * @param aVarLeft Left variant.
+     * @param aVarRight Right variant.
+     * @return True if condition is satisfied.
+     */    
+    virtual TBool CheckCondition( TLiwVariant& aVarLeft, TLiwVariant& aVarRight ) = 0;
+
+protected:
+    
+    /**
+     *  Standard C++ Constructor
+     */
+    CHnSimpleCondition();
+
+    /**
+     * Standard symbian second phase constructor.
+     * 
+     * @param aElement Xml element.
+     */
+    void ConstructL( TDesC8 & aElement );
+    
+    /**
+     * Gets positions.
+     * 
+     * @param aBuffer Buffer.
+     * @return Position.
+     */
+    virtual TInt GetPositionL( const TDesC8& aBuffer ) = 0;
+    
+    /**
+     * Gets length.
+     * 
+     * @return Length of an operator.
+     */
+    virtual TInt SignLength() = 0;
+
+private:
+    
+    
+    /**
+     * Checks if both combinations, if either of the pairs, has this 
+     * sort of type configuration.
+     *
+     * @since S60 v3.2
+     * @param aVarLeft Left variant.
+     * @param aVarRight Right variant.
+     * @param aType1 Variant type 1.
+     * @param aType2 Variant type 2.
+     */
+    static TLiwVariant* CheckTypes( TLiwVariant* aVarLeft, TLiwVariant* aVarRight, 
+            LIW::TVariantTypeId aType1, LIW::TVariantTypeId aType2 );
+    
+    /**
+     * Normalizes to one sort of descriptor type.
+     *
+     * @since S60 v3.2
+     * @param aVar Variant.
+     */
+    static void NormalizeVariantTypeDesL( TLiwVariant* aVar );
+    
+    /**
+     * Tries to match types of content.
+     *
+     * @since S60 v3.2
+     * @param aVarLeft Left variant.
+     * @param aVarRight Right variant.
+     */    
+    static void NegotiateTypesL( TLiwVariant* aVarLeft, TLiwVariant* aVarRight );
+    
+    /**
+     * If list is compared to a string, a decision is made, to substitute list a
+     * its Count() scalar.
+     *
+     * @since S60 v3.2
+     * @param aVar Variant.
+     */    
+    static void NegotiateListL( TLiwVariant & aVar );
+    
+    /**
+     * If map is compared to a string, a decision is made, to substitute list a
+     * its Count() scalar.
+     *
+     * @since S60 v3.2
+     * @param aVar Variant.
+     */    
+    static void NegotiateMapL( TLiwVariant & aVar );
+    
+    /**
+     * If tuint is compared to a string, a decision is made, to substitute 
+     * it as tuint
+     *
+     * @since S60 v3.2
+     * @param aVar Variant.
+     */    
+    static void NegotiateTUintL( TLiwVariant & aVar );
+    
+
+    /**
+     * 
+     * @since S60 v3.2
+     * @param aVar Variant.
+     */
+    static void NegotiateTBoolL( TLiwVariant & aVar );
+
+    
+    /**
+     * If tuint is compared to a string, a decision is made, to substitute 
+     * it as tin32
+     *
+     * @since S60 v3.2
+     * @param aVar Variant.
+     */  
+    static void NegotiateTInt32L( TLiwVariant & aVar );
+    
+    /**
+     * If tuint is compared to a string, a decision is made, to substitute 
+     * it as tin32
+     *
+     * @since S60 v3.2
+     * @param aVar Variant.
+     */  
+    static void NegotiateTInt64L( TLiwVariant & aVar );
+    
+    /**
+     * Creates implementation of CHnMenuCondition.
+     * 
+     * @param aElement Xml element.
+     * @return Instance of CHnMenuCondition.
+     */
+    static CHnSimpleCondition* CreateImplementationL( TDesC8 & aElement );
+
+protected: // data
+        
+    /**
+     * Own - Key.
+     */
+    RBuf8 iReferenceRight;
+    
+    /**
+     * Own - Key.
+     */
+    RBuf8 iReferenceLeft;
+    
+    };
+
+#endif // C_HNSIMPLECONDITION_H
+
+//End of file