--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/ncdengine/inc/ncdfiledownloadoperation.h Thu Dec 17 08:51:10 2009 +0200
@@ -0,0 +1,126 @@
+/*
+* Copyright (c) 2006 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 download operation interface definition
+*
+*/
+
+
+#ifndef M_NCD_FILE_DOWNLOAD_OPERATION_H
+#define M_NCD_FILE_DOWNLOAD_OPERATION_H
+
+#include <e32cmn.h>
+
+#include "ncdoperation.h"
+#include "ncdinterfaceids.h"
+#include "ncdoperationdatatypes.h"
+
+class MNcdFileDownloadOperationObserver;
+
+/**
+ * File download operation interface.
+ *
+ * A file download operation handles the downloading of one file to a
+ * specified location in the local filesystem.
+ *
+ *
+ * @see MNcdFileDownloadOperationObserver
+ */
+class MNcdFileDownloadOperation : public MNcdOperation
+ {
+
+public:
+
+ /**
+ * Unique identifier for the interface, required for all MCatalogsBase interfaces.
+ *
+ *
+ */
+ enum { KInterfaceUid = ENcdFileDownloadOperationUid };
+
+
+ /**
+ * Get target file name.
+ *
+ *
+ * @returns Full path to target file. Empty string if the path has not
+ * been set.
+ */
+ virtual const TDesC& TargetFileName() const = 0;
+
+
+ /**
+ * Pause the download.
+ *
+ * @note Does nothing if the download was already paused, or if the
+ * operation is not yet started.
+ *
+ *
+ * @exception Leave System wide error code.
+ */
+ virtual void PauseL() = 0;
+
+ /**
+ * Resume a paused download.
+ *
+ * @note Does nothing if the download has not been paused, or if the
+ * operation is not yet started.
+ *
+ *
+ * @exception Leave System wide error code.
+ */
+ virtual void ResumeL() = 0;
+
+ /**
+ * Return the paused state of the download.
+ *
+ *
+ * @return ETrue, if the operation has been started and PauseL() has
+ * been called successfully, pausing the download. EFalse otherwise.
+ */
+ virtual TBool IsPaused() = 0;
+
+
+ /**
+ * Can download be paused
+ *
+ * @return ETrue if the operation can be paused, EFalse if pausing is not
+ * allowed
+ * @note Some DRM content is not pausable
+ * @note Pausable state may change during the operation
+ */
+ virtual TBool IsPausableL() = 0;
+
+
+ /**
+ * Download data type getter
+ *
+ * @return Type of the data the operation is downloading
+ * @see ncdoperationdatatypes.h
+ */
+ virtual TNcdDownloadDataType DownloadDataType() const = 0;
+
+
+protected:
+
+ /**
+ * Destructor.
+ *
+ * @see MCatalogsBase::~MCatalogsBase
+ */
+ virtual ~MNcdFileDownloadOperation() {}
+
+ };
+
+
+#endif // M_NCD_FILE_DOWNLOAD_OPERATION_H