bluetoothappprofiles/avrcp/nowplayingapi/public/remcondatabaseawarenowplayingtargetobserver.h
--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/bluetoothappprofiles/avrcp/nowplayingapi/public/remcondatabaseawarenowplayingtargetobserver.h Mon Jan 18 20:28:57 2010 +0200
@@ -0,0 +1,103 @@
+// Copyright (c) 2008-2009 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
+ @publishedAll
+ @released
+*/
+
+#ifndef REMCONDATABASEAWARENOWPLAYINGTARGETOBSERVER_H
+#define REMCONDATABASEAWARENOWPLAYINGTARGETOBSERVER_H
+
+#include <remconmediabrowsetypes.h>
+
+/**
+It is intended for the client which is database aware.
+Clients must implement this interface in order to instantiate objects of type
+CRemConDatabaseAwareNowPlayingTarget. This interface passes incoming commands
+from RemCon to the client.
+
+@see CRemConDatabaseAwareNowPlayingTarget
+*/
+NONSHARABLE_CLASS(MRemConDatabaseAwareNowPlayingTargetObserver)
+ {
+public:
+ /**
+ Requests to play an item.
+
+ @param aItem The item requested to play.
+ - If it does not refer to any valid item, the client must call
+ CRemConNowPlayingTargetBase::PlayItemResponse()
+ with the error KErrInvalidUid;
+ - If it refers to a directory which can not be handled by this media
+ player, the client must call
+ CRemConNowPlayingTargetBase::PlayItemResponse()
+ with the error KErrNowPlayingUidIsADirectory;
+ - If it is in use and can not be played, the client must call
+ CRemConNowPlayingTargetBase::PlayItemResponse()
+ with the error KErrNowPlayingMediaInUse;
+
+ @param aScope The scope in which the item was requested to play.
+
+ @param aMediaLibraryStateCookie The cookie which the remote device
+ believes refers to the current state of the media library. If this
+ does not match the current state according to the client then the
+ client must call
+ CRemConNowPlayingTargetBase::PlayItemResponse()
+ with the error KErrInvalidMediaLibraryStateCookie.
+
+ @see CRemConNowPlayingTargetBase::PlayItemResponse().
+ */
+ virtual void MrcdanptoPlayItem(const TRemConItemUid& aItem,
+ TRemConFolderScope aScope,
+ TUint16 aMediaLibraryStateCookie) = 0;
+
+ /**
+ Requests to add an item to now playing list.
+
+ @param aItem The item requested to play.
+ - If it does not refer to any valid item, the client must call
+ CRemConNowPlayingTargetBase::AddToNowPlayingResponse()
+ with the error KErrInvalidUid;
+ - If it refers to a directory which can not be handled by this media
+ player, the client must call
+ CRemConNowPlayingTargetBase::AddToNowPlayingResponse()
+ with the error KErrNowPlayingUidIsADirectory;
+ - If it is in use and can not be added to now playing list, the
+ client must call
+ CRemConNowPlayingTargetBase::AddToNowPlayingResponse()
+ with the error KErrNowPlayingMediaInUse;
+
+ @param aScope The scope in which the item was requested to play.
+
+ @param aMediaLibraryStateCookie The cookie which the remote device
+ believes refers to the current state of the media library. If this
+ does not match the current state according to the client then the
+ client must call
+ CRemConNowPlayingTargetBase::PlayItemResponse()
+ with the error KErrInvalidMediaLibraryStateCookie.
+
+ @see CRemConNowPlayingTargetBase::AddToNowPlayingResponse().
+ */
+ virtual void MrcdanptoAddToNowPlaying(const TRemConItemUid& aItem,
+ TRemConFolderScope aScope,
+ TUint16 aMediaLibraryStateCookie) = 0;
+ };
+
+
+#endif //REMCONDATABASEAWARENOWPLAYINGTARGETOBSERVER_H