--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/resourcemgmt/hwresourcesmgr/server/inc/HWRMPluginTransactionList.h Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,168 @@
+/*
+* Copyright (c) 2006-2009 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:
+*
+*/
+
+
+
+
+/**
+ @file
+ @internalTechnology
+*/
+
+#ifndef HWRMPLUGINTRANSACTIONLIST_H
+#define HWRMPLUGINTRANSACTIONLIST_H
+
+// INCLUDES
+#include <e32base.h>
+
+// CONSTANTS
+// None
+
+// MACROS
+// None
+
+// DATA TYPES
+
+// FUNCTION PROTOTYPES
+// None
+
+// FORWARD DECLARATIONS
+// None
+
+// CLASS DECLARATIONS
+
+/**
+* This class contains ongoing plugin operation data base class
+* It is used as a struct.
+*/
+class THWRMPluginTransactionListItem
+ {
+ public:
+
+ TUint8 iTransId; // Ongoing transaction ID
+ TInt iCommandId; // Command that is being handled.
+ THWRMPluginTransactionListItem* iNextData; // Next data in the queue. Not owned.
+
+ /**
+ * Convenience constructor
+ */
+ THWRMPluginTransactionListItem(TUint8 aTransId, TInt aCommandId)
+ :iTransId(aTransId),
+ iCommandId(aCommandId),
+ iNextData(NULL)
+ {
+ };
+
+ /**
+ * Virtual destructor.
+ */
+ virtual ~THWRMPluginTransactionListItem()
+ {
+ // iNextData not owned so not cleaned
+ iNextData = NULL;
+ };
+ };
+
+/**
+* Hardware Resource Manager server side plugin
+* transaction list handler
+*
+*/
+class CHWRMPluginTransactionList : public CBase
+ {
+ public: // Constructors and Destructor
+
+ /**
+ * Constructor method for instance.
+ */
+ static CHWRMPluginTransactionList* NewL();
+
+ /**
+ * Destructor.
+ * Deletes all data instances still in the list, even though normally
+ * instances are deleted by using class. This is because after
+ * list destruction there is no way to find the instances to delete any more.
+ */
+ virtual ~CHWRMPluginTransactionList();
+
+ public: // New functions
+
+ /**
+ * Finds a transaction from transaction list.
+ *
+ * @param aTransId Unique transcation identifier
+ * @param aRemove If ETrue, transaction will be removed from the list.
+ * @return Transaction data found or NULL if not found.
+ */
+ THWRMPluginTransactionListItem* FindTransaction( TUint8 aTransId, TBool aRemove);
+
+ /**
+ * Add transaction to transaction list
+ *
+ * @param aTransactionData Transaction data to add to list
+ */
+ void AddTransaction( THWRMPluginTransactionListItem* aTransactionData );
+
+ /**
+ * Removes first item from list.
+ *
+ * @return Pointer to removed item
+ */
+ THWRMPluginTransactionListItem* RemoveFirstItem();
+
+ /**
+ * Get first transaction data item in the list
+ * That item can be then used to iterate further.
+ *
+ * @return First item in the list or NULL if empty.
+ */
+ inline THWRMPluginTransactionListItem* GetFirstItem();
+
+ /**
+ * Get count of transactions in list
+ */
+ inline TInt Count() const;
+
+ private:
+
+ /**
+ * C++ default constructor.
+ */
+ CHWRMPluginTransactionList();
+
+
+ private: // data
+
+ THWRMPluginTransactionListItem* iTransactionData; // This is valid only while transaction is list
+ // Contains pointer to next data in list.
+ // Creation and deletion of data is normally
+ // responsibility of list user, but
+ // but all instances still listed will be deleted
+ // in list destructor.
+ THWRMPluginTransactionListItem* iTransactionDataLast; // Last transaction data in list
+
+
+ TInt iCount; // Number of transactions in list
+
+ };
+
+
+#include "HWRMPluginTransactionList.inl"
+
+#endif // HWRMPLUGINTRANSACTIONLIST_H
+
+// End of File