--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/mds_plat/metadata_engine_api/inc/mdeboolpropertycondition.h Wed Oct 06 15:08:08 2010 +0300
@@ -0,0 +1,106 @@
+/*
+* Copyright (c) 2005-2009 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: Property conditions for boolean property values
+*
+*/
+
+
+#ifndef __MDEBOOLPROPERTYCONDITION_H__
+#define __MDEBOOLPROPERTYCONDITION_H__
+
+
+#include <mdepropertycondition.h>
+
+/* Forward declarations. */
+class CMdEPropertyDef;
+class CMdCSerializationBuffer;
+
+/**
+ * Property conditions for boolean property values. The condition is true
+ * when the property's value matches the condition's boolean value.
+ */
+NONSHARABLE_CLASS(CMdEBoolPropertyCondition) : public CMdEPropertyCondition
+ {
+ public:
+
+ /**
+ * First-phase constructor
+ */
+ static CMdEBoolPropertyCondition* NewL( const CMdEPropertyDef& aPropertyDef,
+ TBool aValue );
+
+ /**
+ * First-phase constructor
+ */
+ static CMdEBoolPropertyCondition* NewLC( const CMdEPropertyDef& aPropertyDef,
+ TBool aValue );
+
+ /**
+ * Destructor.
+ */
+ virtual ~CMdEBoolPropertyCondition();
+
+
+ /* Methods. */
+
+ /**
+ * Returns the boolean condition value.
+ */
+ IMPORT_C TBool Value() const;
+
+ /**
+ * Get possible query's internal optimization flags from condition.
+ *
+ * @param aFlaga query's internal optimization flags
+ * @return last level internal optimization flags
+ */
+ TUint32 InternalQueryOptimizationFlags(TUint32& aFlags);
+
+ /**
+ * Get required size of serialized buffer when this is serialized.
+ *
+ * @return required size of serialized buffer
+ */
+ TUint32 RequiredBufferSize() const;
+
+ /**
+ * Serialize own data to serialized buffer (correct position must be set
+ * before calling) and return new position of serialized buffer.
+ *
+ * @param aBuffer serialized buffer.
+ */
+ void SerializeL(CMdCSerializationBuffer& aBuffer,
+ TMdCOffset& aFreespaceOffset) const;
+
+private:
+ /**
+ * Constructor.
+ *
+ * @param aValue boolean value
+ */
+ CMdEBoolPropertyCondition(const CMdEPropertyDef& aPropertyDef,
+ TBool aValue);
+
+ /**
+ * Second-phase constructor.
+ */
+ void ConstructL();
+
+private:
+
+ /** The boolean value to compare against. */
+ TBool iValue;
+ };
+
+#endif // __MDEBOOLPROPERTYCONDITION_H__