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// Copyright (c) 2005-2009 Nokia Corporation and/or its subsidiary(-ies).
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// All rights reserved.
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// This component and the accompanying materials are made available
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// under the terms of "Eclipse Public License v1.0"
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// which accompanies this distribution, and is available
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// at the URL "http://www.eclipse.org/legal/epl-v10.html".
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//
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// Initial Contributors:
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// Nokia Corporation - initial contribution.
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//
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// Contributors:
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//
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// Description:
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// Part of the MVS Agents for TechView
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//
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#ifndef AGENTSUTILITY_H
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#define AGENTSUTILITY_H
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#include <badesca.h>
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#include <mmf/common/mmfcontroller.h>
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#include <flogger.h>
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/**
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States of the Client
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*/
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enum TMVSState
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{
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ENotReady = 0,
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EAudioOpening,
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EAudioOpened,
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EAudioPlaying,
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EAudioRecording,
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EAudioStopped,
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EVideoOpening,
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EVideoOpened,
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EVideoPlaying,
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EVideoRecording,
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EVideoStopped,
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EVideoPaused,
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EAudioPaused
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};
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/**
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Modes of the Client
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*/
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enum TMVSMode
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{
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EAudioRecord,
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EAudioPlay,
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EVideoRecord,
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EVideoPlay,
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EIdle
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};
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/**
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@publishedPartner
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@prototype
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@test
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An interface to Client callback function
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This serves as the method of communication between the Client and the UI
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*/
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class MMVSClientObserver
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{
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public:
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/**
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Called when a multimedia controller plugin changes state e.g. when audio starts to play,
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the state changes from EAudioOpened to EAudioPlaying
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@param aState
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Current State of the Client
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@param aError
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Error code. The status of the current operation
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*/
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virtual void UpdateStateChange(TMVSState aState, TInt aError) = 0;
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/**
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Called when the audio resource becomes available but only if the resource was previously unavailable (e.g. if
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the audio resource is available when the client registers, then this callback is not received).
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@param aNotificationData
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The data that corresponds to the notification event
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*/
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virtual void MvsResourceNotification(const TDesC8& aNotificationData) = 0;
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};
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/**
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@publishedPartner
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@prototype
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@test
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Utility class that does fetching the existing controller plugins,the extensions
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supported by them and finding the type of the media file for the UI.
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*/
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class CMVSControllerPluginInfo: public CBase
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{
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public:
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IMPORT_C static CMVSControllerPluginInfo* NewL();
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IMPORT_C ~CMVSControllerPluginInfo();
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IMPORT_C TInt GetPluginListL(CDesCArrayFlat* aDisplayNames, RArray<TUid>& aUidArray);
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IMPORT_C TInt GetAudioPluginListL(CDesCArrayFlat* aDisplayNames, RArray<TUid>& aUidArray,RArray<TUid>& aUidPlayArray, TDesC* aExt);
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IMPORT_C TInt GetVideoPluginListL(CDesCArrayFlat* aDisplayNames, RArray<TUid>& aUidArray, TDesC* aExt);
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IMPORT_C TInt GetExtensionListL(TBool aControllerUid, CDesCArrayFlat* aExtArray);
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IMPORT_C TUid GetMediaTypeL(TDesC& aFileName);
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IMPORT_C CMMFControllerImplementationInformation& GetControllerInfo(TUid aControllerUid);
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private:
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void CollectAudioControllersL(TDesC* aExt);
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void CollectAudioPlayControllersL(TDesC* aExt);
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void CollectVideoControllersL(TDesC* aExt);
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void ConstructL(); //populate iControllers
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CMVSControllerPluginInfo();
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void GetHeaderL(TDesC& aFileName, TDes8& aHeaderData);
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private:
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//list of controller info objects
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RMMFControllerImplInfoArray iControllers;
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RMMFControllerImplInfoArray iSupportedControllers;
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RArray<TUid> iUidArray;
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RMMFControllerImplInfoArray iAudioControllers;
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RMMFControllerImplInfoArray iVideoControllers;
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RMMFControllerImplInfoArray iAudioPlayControllers;
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RArray<TUid> iAudioUidArray;
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RArray<TUid> iAudioPlayUidArray;
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RArray<TUid> iVideoUidArray;
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RFileLogger iFileLogger;
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};
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#endif AGENTSUTILITY_H
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