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/*
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* Copyright (c) 2008-2009 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: Monitors the Tv Out Connection
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*
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*/
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/**
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* @internal reviewed 24/08/2007 by D Holland
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*/
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// CLASS HEADER
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#include "glxtvconnectionmonitor.h"
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// EXTERNAL INCLUDES
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// INTERNAL INCLUDES
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#include <glxlog.h>
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#include <glxtracer.h>
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#include <glxpanic.h>
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#include "glxtv.h"
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#include <AccPolGenericIdDefinitions.h>
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#include <AccPolSubblockNameArray.h>
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//-----------------------------------------------------------------------------
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// Return new object
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//-----------------------------------------------------------------------------
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//
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CGlxTvConnectionMonitor* CGlxTvConnectionMonitor::NewL(
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MGlxTvConnectionObserver& aConnectionObserver )
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{
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TRACER("CGlxTvConnectionMonitor::NewL");
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CGlxTvConnectionMonitor* self = new (ELeave)
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CGlxTvConnectionMonitor( aConnectionObserver );
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CleanupStack::PushL( self );
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self->ConstructL();
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CleanupStack::Pop( self );
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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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//
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CGlxTvConnectionMonitor::~CGlxTvConnectionMonitor()
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{
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TRACER("~CGlxTvConnectionMonitor");
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Cancel();
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iTvAccCon.CloseSubSession();
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iTvAccServer.Disconnect();
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}
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//-----------------------------------------------------------------------------
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// Default C++ constructor
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//-----------------------------------------------------------------------------
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//
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CGlxTvConnectionMonitor::CGlxTvConnectionMonitor(
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MGlxTvConnectionObserver& aConnectionObserver) :
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CActive(EPriorityStandard), iConnectionObserver(aConnectionObserver),
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iTvOutConnectionState(EFalse), iHDMIConnectionState(EFalse),
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iHeadSetConnectionState(EFalse)
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{
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TRACER("CGlxTvConnectionMonitor");
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CActiveScheduler::Add(this);
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}
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//-----------------------------------------------------------------------------
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// Symbian second phase constructor
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//-----------------------------------------------------------------------------
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//
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void CGlxTvConnectionMonitor::ConstructL()
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{
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TRACER("CGlxTvConnectionMonitor::ConstructL");
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User::LeaveIfError(iTvAccServer.Connect());
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User::LeaveIfError(iTvAccCon.CreateSubSession(iTvAccServer));
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UpdateConnectionStatusL();
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IssueRequest();
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}
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//-----------------------------------------------------------------------------
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// From class CActive.
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// Receive notification of change in the connection state
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//-----------------------------------------------------------------------------
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//
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void CGlxTvConnectionMonitor::RunL()
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{
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TRACER("CGlxTvConnectionMonitor::RunL");
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// Check for errors
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User::LeaveIfError( iStatus.Int() );
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// Notify observers
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IssueNotificationL();
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// Request the next event
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IssueRequest();
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}
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//-----------------------------------------------------------------------------
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// From class CActive.
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// DoCancel
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//-----------------------------------------------------------------------------
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//
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void CGlxTvConnectionMonitor::DoCancel()
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{
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TRACER("CGlxTvConnectionMonitor::DoCancel");
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iTvAccCon.CancelGetAccessoryConnectionStatus();
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iTvAccCon.CancelNotifyAccessoryConnectionStatusChanged();
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}
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//-----------------------------------------------------------------------------
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// From class CActive.
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// RunError
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//-----------------------------------------------------------------------------
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//
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TInt CGlxTvConnectionMonitor::RunError(TInt aError)
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{
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::RunError - %d", aError);
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return KErrNone;
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}
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//-----------------------------------------------------------------------------
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// Is the TV out cable connected
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// IsConnected
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//-----------------------------------------------------------------------------
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//
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TBool CGlxTvConnectionMonitor::IsConnected() const
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{
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TRACER("CGlxTvConnectionMonitor::IsConnected");
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::IsConnected iTvOutConnectionState=%d",iTvOutConnectionState);
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return iTvOutConnectionState;
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}
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//-----------------------------------------------------------------------------
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// Is the TV out cable connected
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// IsConnected
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//-----------------------------------------------------------------------------
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//
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TBool CGlxTvConnectionMonitor::IsHDMIConnected() const
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{
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TRACER("CGlxTvConnectionMonitor::IsHDMIConnected");
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::IsHDMIConnected iHDMIConnectionState=%d",iHDMIConnectionState);
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return iHDMIConnectionState;
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}
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//-----------------------------------------------------------------------------
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// Request accessory server events
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//-----------------------------------------------------------------------------
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//
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void CGlxTvConnectionMonitor::IssueRequest()
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{
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TRACER("CGlxTvConnectionMonitor::IssueRequest");
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if (!IsActive()) // required for testing
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{
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iTvAccCon.NotifyAccessoryConnectionStatusChanged(iStatus,iCurrentAccArray);
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SetActive();
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}
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}
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//-----------------------------------------------------------------------------
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// Sends notification to observers if TV Out is connected
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//-----------------------------------------------------------------------------
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//
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void CGlxTvConnectionMonitor::IssueNotificationL()
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{
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TRACER("CGlxTvConnectionMonitor::IssueNotificationL");
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TBool previousTvState = iTvOutConnectionState;
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TBool previousHDMIState = iHDMIConnectionState;
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TBool previousHeadSetState = iHeadSetConnectionState;
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TTvChangeType changeType = EDisconnected;
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// Update the connection status
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UpdateConnectionStatusL();
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// trigger tvstatus change only when there is actually a change the in the connection and not
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// for spurious events
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if (previousTvState != iTvOutConnectionState)
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{
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changeType = iTvOutConnectionState == EFalse ? EDisconnected : ETvConnectionChanged;
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::IssueNotificationL - TVOut Connection Changed %d", changeType);
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iConnectionObserver.HandleTvConnectionStatusChangedL(changeType);
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}
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else if (previousHDMIState != iHDMIConnectionState)
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{
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changeType = iHDMIConnectionState == EFalse ? EDisconnected : ETvConnectionChanged;
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::IssueNotificationL - HDMI Connection Changed %d", changeType);
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iConnectionObserver.HandleTvConnectionStatusChangedL(changeType);
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}
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else if (previousHeadSetState != iHeadSetConnectionState)
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{
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changeType = iHeadSetConnectionState == EFalse ? EDisconnected : ETvConnectionChanged;
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::IssueNotificationL - Headset Connection Changed %d", changeType);
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iConnectionObserver.HandleTvConnectionStatusChangedL(changeType);
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}
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}
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//-----------------------------------------------------------------------------
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// UpdateConnectionStatusL()
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//-----------------------------------------------------------------------------
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//
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void CGlxTvConnectionMonitor::UpdateConnectionStatusL()
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{
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TRACER("CGlxTvConnectionMonitor::UpdateConnectionStatusL()");
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GLX_LOG_INFO2("CGlxTvConnectionMonitor::UpdateConnectionStatusL previousTvState = %d , previousHDMIState = %d",
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iTvOutConnectionState,iHDMIConnectionState);
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// reset the states
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iHDMIConnectionState = EFalse;
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iTvOutConnectionState = EFalse;
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iHeadSetConnectionState = EFalse;
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//gets the TV status in to the iCurrentAccArray and haves the Latest Accesory in 0-index
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User::LeaveIfError(iTvAccCon.GetAccessoryConnectionStatus(iCurrentAccArray));
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CAccPolSubblockNameArray* nameArray = CAccPolSubblockNameArray::NewL();
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CleanupStack::PushL(nameArray);
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// Get the number of currently connected accessories
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// Loop through each connected accessory looking for
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// the desired capabilities
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//
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const TInt count = iCurrentAccArray.Count();
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::UpdateConnectionStatusL current count value is %d",count);
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for (TInt index = 0; index < count; index++)
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{
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const TAccPolGenericID genId = iCurrentAccArray.GetGenericIDL(index);
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// Check if this connected accessory supports TV-Out capabality.
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GLX_LOG_INFO1("CGlxTvConnectionMonitor::UpdateConnectionStatusL current index value is %d",index);
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GLX_LOG_INFO("CGlxTvConnectionMonitor::UpdateConnectionStatusL Video Accessory Supported");
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TAccPolNameRecord nameRecord;
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nameRecord.SetNameL(KAccVideoOut);
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if (genId.DeviceTypeCaps(KDTAVDevice) && genId.PhysicalConnectionCaps(
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KPCHDMI))
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{
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TAccValueTypeTInt value;
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TInt err = iTvAccCon.GetValueL(genId, nameRecord, value);
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if (err == KErrNone)
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{
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if (value.iValue == EAccVideoOutEHDMI)
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{
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GLX_LOG_INFO("CGlxTvConnectionMonitor::UpdateConnectionStatusL HDMI is connected");
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iHDMIConnectionState = ETrue;
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}
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}
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}
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else if (genId.DeviceTypeCaps(KDTAVDevice)
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&& genId.PhysicalConnectionCaps(KPCWired))
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{
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TAccValueTypeTInt value;
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TInt err = iTvAccCon.GetValueL(genId, nameRecord, value);
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if (err == KErrNone)
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{
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if (value.iValue == EAccVideoOutCVideo)
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{
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GLX_LOG_INFO("CGlxTvConnectionMonitor::UpdateConnectionStatusL Tv is connected");
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iTvOutConnectionState = ETrue;
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}
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}
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}
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else if (genId.DeviceTypeCaps(KDTHeadset)
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&& genId.PhysicalConnectionCaps(KPCWired))
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{
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GLX_LOG_INFO("CGlxTvConnectionMonitor::UpdateConnectionStatusL HeadSet connect");
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iHeadSetConnectionState = ETrue;
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}
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}
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CleanupStack::PopAndDestroy(nameArray);
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GLX_LOG_INFO2("CGlxTvConnectionMonitor::UpdateConnectionStatusL CurrentTvState = %d , CurrentHDMIState = %d",
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iTvOutConnectionState,iHDMIConnectionState);
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}
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