--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ImagePrint/ImagePrintEngine/ImagePrintServer/inc/cprotocolsloader.h Thu Dec 17 08:45:53 2009 +0200
@@ -0,0 +1,96 @@
+/*
+* Copyright (c) 2004-2007 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: Contains the CProtocolsLoader class definition.
+*
+*/
+
+
+#ifndef CPROTOCOLSLOADER_H
+#define CPROTOCOLSLOADER_H
+
+#include <e32base.h>
+
+class MProtPrintingDevice;
+
+class CProtocolsLoader : public CBase
+ {
+ public:
+
+ static CProtocolsLoader* NewL();
+ ~CProtocolsLoader();
+
+ /**
+ * Gets the number of protocol implementations that could be loaded.
+ * @return Number of protocols available.
+ */
+ TInt GetNumberOfProtocolsAvailable() const;
+
+ /**
+ * Gets the next protocol in the internal list of protocols.
+ *
+ * Returns a pointer to the next protocol in the list. If the end of the list is reached, it starts the list over.
+ * The order in which protocols will be returned is: DPOF, BPP, PictBridge, any other protocols (sorted alpha-
+ * betically). This pointer should not be deleted.
+ * @return Pointer to the next protocol instance.
+ */
+ MProtPrintingDevice* GetNextProtocol();
+
+ /**
+ * Gets the protocol located in the position specified.
+ * @param aIndex Index of the desired protocol. If there are 3 protocols, the valid indexes are: 0, 1, 2.
+ * @return Pointer to the next protocol instance. This pointer should not be deleted.
+ */
+ MProtPrintingDevice* GetProtocolAt(TInt aIndex);
+
+ /**
+ * Resets the inner pointers to the beginning of the protocols' list.
+ */
+ void Reset();
+
+ /**
+ * Returns the index of the current protocol
+ */
+ TInt GetProtocolIndex() const;
+
+ /**
+ * @brief Returns the Protocols supported by the DLL. It can be any of the KImagePrint_PrinterProtocol* constants.
+ * @return An OR'ed value with the supported protocols information.
+ */
+ TUint SupportedProtocols() const;
+
+ private:
+
+ CProtocolsLoader();
+ void ConstructL();
+ void LoadL();
+ static void CleanupProt( TAny* aData );
+
+ private: // data
+
+ /// Used to store the number of protocols loaded and available for use.
+ TInt iAvailableProtocols;
+
+ /// Index of the next protocol available.
+ TInt iProtIndex;
+
+ /// Pointer array used to store the reference to the protocols.
+ RPointerArray<MProtPrintingDevice> iProtocols;
+
+ /// OR'ed value with the supported protocols information.
+ TUint iSupportedProtocols;
+ };
+
+#endif // CPROTOCOLSLOADER_H
+
+// End of File