author | Graeme Price <GRAEME.PRICE@NOKIA.COM> |
Fri, 15 Oct 2010 14:32:18 +0100 | |
changeset 15 | 307f4279f433 |
parent 14 | 578be2adaf3e |
permissions | -rw-r--r-- |
14
578be2adaf3e
Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<?xml version="1.0" encoding="utf-8"?> |
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<!-- Copyright (c) 2007-2010 Nokia Corporation and/or its subsidiary(-ies) All rights reserved. --> |
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<!-- This component and the accompanying materials are made available under the terms of the License |
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Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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"Eclipse Public License v1.0" which accompanies this distribution, |
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and is available at the URL "http://www.eclipse.org/legal/epl-v10.html". --> |
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Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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<!-- Initial Contributors: |
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Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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Nokia Corporation - initial contribution. |
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Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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Contributors: |
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--> |
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<!DOCTYPE task |
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PUBLIC "-//OASIS//DTD DITA Task//EN" "task.dtd"> |
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<task id="GUID-FD4BD57B-99EE-41AE-BAB6-C422CA3B1E51" xml:lang="en"><title>Enabling |
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MTP over USB using the Symbian USB Manager</title><shortdesc>This section describes the steps to enable MTP over USB using the |
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Symbian USB Manager.</shortdesc><prolog><metadata><keywords/></metadata></prolog><taskbody> |
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<context> <p>The USB Manager provides functions to enable MTP over USB.</p> |
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</context> |
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<steps id="GUID-12E76F69-4DA0-4F58-8B02-68180F2576ED"> |
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<step id="GUID-B66CE19F-A6A0-46BD-AE1F-D93B773858D6"><cmd>In the user application which requests USB services, create a USB |
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Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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Manager session by using the RUsb::Connect() function.</cmd> |
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<info><p/></info> |
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</step> |
578be2adaf3e
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<step id="GUID-6B178935-1C5F-496F-8EF2-10CCE25C1C61"><cmd>Call the function RUsb::TryStart() and pass the personality ID |
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of the USB Still Image Class to the method. For more information about Personality |
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ID, see <xref href="GUID-92976123-FA75-5B55-B86E-F7B404E762CF.dita">Discovering |
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Week 32 contribution of PDK documentation content. See release notes for details. Fixes bug Bug 3582
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details of USB personalities</xref></cmd> |
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</step> |
578be2adaf3e
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<step id="GUID-B013CA86-3A98-445E-AC7A-D6DA31DD73B0"><cmd>The USB Manager automatically loads the USB Still Image Class Controller |
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which is a client of the MTP server. The Controller starts the MTP server |
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and asks it to load the USB MTP Transport plug-in.</cmd> |
578be2adaf3e
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</step> |
578be2adaf3e
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</steps> |
578be2adaf3e
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<example><codeblock xml:space="preserve">RUsb usb; |
578be2adaf3e
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TInt err = usb.Connect(); |
578be2adaf3e
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if( err != KErrNone) |
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{ |
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// Error in connecting with the USB Manager |
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} |
578be2adaf3e
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|
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// Find the personality that supports MTP USB SIC |
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TInt personalityId(KErrNotFound); |
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RArray<TInt> personalityIds; |
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|
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err = usb.GetPersonalityIds(personalityIds); |
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if ( err != KErrNone) |
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{ |
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// Error handling |
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} |
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|
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TInt count = personalityIds.Count(); |
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for (TInt i(0); i < count; i++) |
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{ |
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TBool supported(EFalse); |
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err = usb.ClassSupported(personalityIds[i], KUsbMTPUsbSicClassControllerUID, supported); |
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if (err != KErrNone) |
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{ |
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// Error handling |
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} |
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|
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if (supported) |
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{ |
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personalityId = personalityIds[i]; |
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break; |
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} |
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} |
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personalityIds.Close(); |
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|
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if (personalityId != KErrNotFound) |
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{ |
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TRequestStatus status ; |
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usb.TryStart(personalityId, status); |
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User::WaitForRequest(status); |
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if(status.Int() != KErrNone) |
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{ |
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// Error in trying to start the MTP service |
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} |
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} |
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... |
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|
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usb.Close(); |
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</codeblock></example> |
1
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</taskbody></task> |