author | Dremov Kirill (Nokia-D-MSW/Tampere) <kirill.dremov@nokia.com> |
Fri, 19 Feb 2010 23:40:44 +0200 | |
branch | RCL_3 |
changeset 1 | f8e15b44d440 |
parent 0 | d0791faffa3f |
child 3 | 8b094906a049 |
permissions | -rw-r--r-- |
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// Copyright (c) 2006-2009 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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// |
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#include <mtp/tmtptyperequest.h> |
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#include <mtp/mmtpdataproviderframework.h> |
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#include <mtp/mmtpobjectmgr.h> |
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#include <mtp/mmtpdataprovider.h> |
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#include <mtp/cmtpdataproviderplugin.h> |
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#include <mtp/cmtpobjectmetadata.h> |
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#include "cmtpdataprovidercontroller.h" |
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#include "cmtpdataprovider.h" |
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#include "cmtpgetnumobjects.h" |
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#include "mtpdevicedpconst.h" |
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#include "mtpdevdppanic.h" |
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/** |
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Verification data for GetNumObjects request |
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*/ |
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const TMTPRequestElementInfo KMTPGetNumObjectsPolicy[] = |
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{ |
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{TMTPTypeRequest::ERequestParameter1, EMTPElementTypeStorageId, EMTPElementAttrNone, 1, KMTPStorageAll, 0}, |
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{TMTPTypeRequest::ERequestParameter2, EMTPElementTypeFormatCode, EMTPElementAttrNone, 1, 0, 0}, |
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{TMTPTypeRequest::ERequestParameter3, EMTPElementTypeObjectHandle, EMTPElementAttrDir, 2, KMTPHandleAll, 0} |
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}; |
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/** |
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Two-phase construction method |
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@param aPlugin The data provider plugin |
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@param aFramework The data provider framework |
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@param aConnection The connection from which the request comes |
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@return a pointer to the created request processor object |
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*/ |
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MMTPRequestProcessor* CMTPGetNumObjects::NewL(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection) |
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{ |
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CMTPGetNumObjects* self = new (ELeave) CMTPGetNumObjects(aFramework, aConnection); |
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CleanupStack::PushL(self); |
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self->ConstructL(); |
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CleanupStack::Pop(); |
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return self; |
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} |
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/** |
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Destructor |
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*/ |
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CMTPGetNumObjects::~CMTPGetNumObjects() |
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{ |
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iDevDpSingletons.Close(); |
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iSingletons.Close(); |
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} |
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/** |
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Standard c++ constructor |
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*/ |
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CMTPGetNumObjects::CMTPGetNumObjects(MMTPDataProviderFramework& aFramework, MMTPConnection& aConnection) : |
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CMTPRequestProcessor(aFramework, aConnection, sizeof(KMTPGetNumObjectsPolicy)/sizeof(TMTPRequestElementInfo), KMTPGetNumObjectsPolicy) |
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{ |
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} |
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/** |
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Second phase constructor. |
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*/ |
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void CMTPGetNumObjects::ConstructL() |
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{ |
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iSingletons.OpenL(); |
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iDevDpSingletons.OpenL(iFramework); |
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} |
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TMTPResponseCode CMTPGetNumObjects::CheckRequestL() |
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{ |
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TMTPResponseCode responseCode = CMTPRequestProcessor::CheckRequestL(); |
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if(responseCode != EMTPRespCodeOK) |
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{ |
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return responseCode; |
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} |
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TUint32 formatCode = Request().Uint32(TMTPTypeRequest::ERequestParameter2); |
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if(formatCode != 0 && !IsSupportedFormatL(formatCode)) |
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{ |
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return EMTPRespCodeInvalidObjectFormatCode; |
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} |
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if(iSingletons.DpController().EnumerateState() != CMTPDataProviderController::EEnumeratedFulllyCompleted) |
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{ |
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TUint storageID = Request().Uint32(TMTPTypeRequest::ERequestParameter1); |
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TUint handle = Request().Uint32(TMTPTypeRequest::ERequestParameter3); |
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if(iDevDpSingletons.PendingStorages().FindInOrder(storageID) != KErrNotFound) |
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{ |
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responseCode = EMTPRespCodeDeviceBusy; |
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} |
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else if( (handle != KMTPHandleNone) && (handle != KMTPHandleAll) ) |
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{ |
1
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CMTPObjectMetaData* meta = iRequestChecker->GetObjectInfo(handle); |
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__ASSERT_DEBUG(meta, Panic(EMTPDevDpObjectNull)); |
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if( meta->Uint(CMTPObjectMetaData::EFormatCode) == EMTPFormatCodeAssociation ) |
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{ |
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responseCode = EMTPRespCodeDeviceBusy; |
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} |
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} |
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else if(EMTPFormatCodeUndefined == formatCode) |
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{ |
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responseCode = EMTPRespCodeDeviceBusy; |
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} |
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} |
1
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else if(iDevDpSingletons.PendingStorages().Count() > 0) |
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{ |
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iDevDpSingletons.PendingStorages().Close(); |
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} |
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|
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return responseCode; |
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} |
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/** |
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GetNumObjects request handler |
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*/ |
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void CMTPGetNumObjects::ServiceL() |
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{ |
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TMTPObjectMgrQueryParams params(Request().Uint32(TMTPTypeRequest::ERequestParameter1), Request().Uint32(TMTPTypeRequest::ERequestParameter2), Request().Uint32(TMTPTypeRequest::ERequestParameter3)); |
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TUint32 count = iFramework.ObjectMgr().CountL(params); |
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SendResponseL(EMTPRespCodeOK, 1, &count); |
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} |
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|
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/** |
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Check if the format code is supported by the current installed data providers |
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*/ |
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TBool CMTPGetNumObjects::IsSupportedFormatL(TUint32 aFormatCode) |
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{ |
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TBool supported(EFalse); |
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CMTPDataProviderController& dps(iSingletons.DpController()); |
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const TInt count(dps.Count()); |
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for (TInt i(0); ((i < count) && (!supported)); i++) |
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{ |
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CMTPDataProvider& dp = dps.DataProviderByIndexL(i); |
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if (dp.DataProviderId() != dps.ProxyDpId()) |
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{ |
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supported = ( |
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dp.Supported(EObjectCaptureFormats, aFormatCode) || |
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dp.Supported(EObjectPlaybackFormats, aFormatCode)); |
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} |
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} |
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return supported; |
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} |
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