diff -r 45459746d5e8 -r 27f2d7aec52a engine/collectionframework/thumbnailcreator/src/glxtntask.cpp --- a/engine/collectionframework/thumbnailcreator/src/glxtntask.cpp Mon Sep 27 15:13:20 2010 +0530 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,151 +0,0 @@ -/* -* 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: Base classes for multi-purpuse tasks -* -*/ - - - -/** - * @internal reviewed 31/07/2007 by Simon Brooks - */ - - -#include "glxtntask.h" - -#include - -#include "mglxtnthumbnailcreatorclient.h" - -// ----------------------------------------------------------------------------- -// Constructor -// ----------------------------------------------------------------------------- -// -CGlxtnTask::CGlxtnTask(const TGlxtnTaskId& aId, const TGlxMediaId& aItemId, - MGlxtnThumbnailStorage* aStorage) - : iState(EStarting), iId(aId), iItemId(aItemId), iStorage(aStorage) - { - TRACER("CGlxtnTask::CGlxtnTask()"); - iPriority = CActive::EPriorityStandard; - } - -// ----------------------------------------------------------------------------- -// Destructor -// ----------------------------------------------------------------------------- -// -CGlxtnTask::~CGlxtnTask() - { - TRACER("CGlxtnTask::~CGlxtnTask()"); - } - -// ----------------------------------------------------------------------------- -// SetManager -// ----------------------------------------------------------------------------- -// -void CGlxtnTask::SetManager(CGlxtnTaskManager* /*aManager*/) - { - TRACER("CGlxtnTask::SetManager()"); - // No implementation - can be overridden by subclasses - } - -// ----------------------------------------------------------------------------- -// StartL -// ----------------------------------------------------------------------------- -// -void CGlxtnTask::StartL(TRequestStatus& aStatus) - { - TRACER("CGlxtnTask::StartL()"); - __ASSERT_DEBUG(iState == EIdle || iState == EStarting, Panic(EGlxPanicIllegalState)); - - iState = EStarting; - - TBool active = DoStartL(aStatus); - - if (active) - { - iState = ERunning; - } - else - { - iState = EComplete; // Well, that was quick - } - } - -// ----------------------------------------------------------------------------- -// Cancel -// ----------------------------------------------------------------------------- -// -void CGlxtnTask::Cancel() - { - TRACER("CGlxtnTask::Cancel()"); - if ( ERunning == iState ) - { - DoCancel(); - } - - iState = ECanceled; - } - -// ----------------------------------------------------------------------------- -// RunL -// ----------------------------------------------------------------------------- -// -void CGlxtnTask::RunL(TRequestStatus& aStatus) - { - TRACER("void CGlxtnTask::RunL()"); - __ASSERT_DEBUG(iState == ERunning, Panic(EGlxPanicIllegalState)); - - TBool active = DoRunL(aStatus); - - if (!active) - { - iState = EComplete; // The task is done - } - } - -// ----------------------------------------------------------------------------- -// RunError -// ----------------------------------------------------------------------------- -// -void CGlxtnTask::RunError(TInt aError) - { - TRACER("void CGlxtnTask::RunError()"); - if ( !DoRunError(aError) ) - { - iState = EComplete; // The task is done - } - } - -// ----------------------------------------------------------------------------- -// SelfComplete -// ----------------------------------------------------------------------------- -// -void CGlxtnTask::SelfComplete(TRequestStatus& aStatus) - { - TRACER("CGlxtnTask::SelfComplete()"); - aStatus = KRequestPending; - TRequestStatus* status = &aStatus; - User::RequestComplete(status, KErrNone); - } - -// ----------------------------------------------------------------------------- -// Constructor -// ----------------------------------------------------------------------------- -// -CGlxtnClientTask::CGlxtnClientTask(const TGlxtnTaskId& aId, - const TGlxMediaId& aItemId, MGlxtnThumbnailCreatorClient& aClient) : - CGlxtnTask(aId, aItemId, aClient.ThumbnailStorage()), iClient(aClient) - { - TRACER("CGlxtnClientTask::CGlxtnClientTask()"); - }