author | chetan.kapoor@v800025.ad-sfpd.intra |
Tue, 27 Oct 2009 10:58:40 +0000 | |
branch | CompilerCompatibility |
changeset 25 | 9d87bae3dc1b |
parent 8 | 7c90e6132015 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2008 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 the License "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: Gesture helper implementation |
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* |
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*/ |
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|
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#include "gesturehelpereventsender.h" |
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#include "gesture.h" |
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using namespace RT_GestureHelper; |
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const TInt KEventsQueueGranularity = 4; |
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CGestureEventSender* CGestureEventSender::NewL( MGestureObserver& aObserver ) |
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{ |
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CGestureEventSender* self = new (ELeave) CGestureEventSender(aObserver); |
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return self; |
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} |
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CGestureEventSender::CGestureEventSender( MGestureObserver& aObserver ) : |
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CActive(EPriorityUserInput - 1), |
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iObserver(aObserver), iEvents(KEventsQueueGranularity) |
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{ |
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CActiveScheduler::Add(this); |
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} |
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CGestureEventSender::~CGestureEventSender() |
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{ |
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if (IsActive()) |
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{ |
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Cancel(); |
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} |
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iEvents.Close(); |
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} |
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TInt CGestureEventSender::AddEvent(const TGestureEvent& aGestureEvent) |
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{ |
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iEvents.Append(aGestureEvent); |
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if (iState != EBusy) |
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{ |
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iState = EEventsReady; |
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} |
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if (!IsActive()) |
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{ |
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Complete(); |
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} |
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return iEvents.Count(); |
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} |
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void CGestureEventSender::Complete() |
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{ |
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TRequestStatus* status = &iStatus; |
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User::RequestComplete(status, KErrNone); |
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SetActive(); |
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} |
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void CGestureEventSender::RunL() |
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{ |
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switch (iState) |
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{ |
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case EEventsReady: |
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{ |
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if (iEvents.Count() > 0) |
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{ |
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TInt count = iEvents.Count(); |
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for (int i = 0; i < count; i++) |
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{ |
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TGestureEvent& gst = iEvents[i]; |
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EmitEventL(gst); |
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} |
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} |
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iEvents.Reset(); |
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iState = ENoEvents; |
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Complete(); |
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break; |
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} |
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} |
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} |
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void CGestureEventSender::EmitEventL( const TGestureEvent& aGesture ) |
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{ |
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iState = EBusy; |
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iObserver.HandleGestureL(aGesture); |
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iState = EEventsReady; |
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} |
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TInt CGestureEventSender::RunError(TInt aError) |
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{ |
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iEvents.Reset(); |
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return aError; |
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} |
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void CGestureEventSender::DoCancel() |
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{ |
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iEvents.Reset(); |
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iState = ENoEvents; |
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} |