--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/photosgallery/viewframework/tvout/src/glxtvconnectionmonitor.cpp Thu Dec 17 08:45:44 2009 +0200
@@ -0,0 +1,175 @@
+/*
+* 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: Monitors the Tv Out Connection
+*
+*/
+
+
+
+/**
+ * @internal reviewed 24/08/2007 by D Holland
+ */
+
+// CLASS HEADER
+#include "glxtvconnectionmonitor.h"
+
+// EXTERNAL INCLUDES
+
+// INTERNAL INCLUDES
+
+#include <glxlog.h>
+#include <glxpanic.h>
+#include "glxtv.h"
+
+
+//-----------------------------------------------------------------------------
+// Return new object
+//-----------------------------------------------------------------------------
+//
+CGlxTvConnectionMonitor* CGlxTvConnectionMonitor::NewL(
+ MGlxTvConnectionObserver& aConnectionObserver )
+ {
+ GLX_LOG_INFO("CGlxTvConnectionMonitor::NewL");
+ CGlxTvConnectionMonitor* self = new (ELeave)
+ CGlxTvConnectionMonitor( aConnectionObserver );
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+
+//-----------------------------------------------------------------------------
+// Destructor
+//-----------------------------------------------------------------------------
+//
+CGlxTvConnectionMonitor::~CGlxTvConnectionMonitor()
+ {
+ GLX_LOG_INFO("~CGlxTvConnectionMonitor");
+ Cancel();
+ iTvAccServer.Disconnect();
+ }
+
+
+//-----------------------------------------------------------------------------
+// Default C++ constructor
+//-----------------------------------------------------------------------------
+//
+CGlxTvConnectionMonitor::CGlxTvConnectionMonitor
+ ( MGlxTvConnectionObserver& aConnectionObserver )
+ :CActive(EPriorityStandard),
+ iConnectionObserver ( aConnectionObserver )
+ {
+ GLX_LOG_INFO("CGlxTvConnectionMonitor");
+ CActiveScheduler::Add( this );
+ }
+
+
+//-----------------------------------------------------------------------------
+// Symbian second phase constructor
+//-----------------------------------------------------------------------------
+//
+void CGlxTvConnectionMonitor::ConstructL()
+ {
+ GLX_LOG_INFO("CGlxTvConnectionMonitor::ConstructL");
+ User::LeaveIfError( iTvAccServer.Connect() );
+ User::LeaveIfError( iTvAccMode.CreateSubSession( iTvAccServer ) );
+ User::LeaveIfError( iTvAccMode.GetAccessoryMode( iCurrentAccMode ) );
+ iConnectionState = ( iCurrentAccMode.iAccessoryMode == EAccModeTVOut );
+
+ IssueRequest();
+ }
+
+//-----------------------------------------------------------------------------
+// From class CActive.
+// Receive notification of change in the connection state
+//-----------------------------------------------------------------------------
+//
+void CGlxTvConnectionMonitor::RunL()
+ {
+ GLX_LOG_INFO("CGlxTvConnectionMonitor::RunL");
+ // Check for errors
+ User::LeaveIfError( iStatus.Int() );
+ // Notify observers
+ IssueNotificationL();
+ // Request the next event
+ IssueRequest();
+ }
+
+
+//-----------------------------------------------------------------------------
+// From class CActive.
+// DoCancel
+//-----------------------------------------------------------------------------
+//
+void CGlxTvConnectionMonitor::DoCancel()
+ {
+ GLX_LOG_INFO("CGlxTvConnectionMonitor::DoCancel");
+ iTvAccMode.CancelNotifyAccessoryModeChanged();
+ }
+
+
+
+//-----------------------------------------------------------------------------
+// From class CActive.
+// RunError
+//-----------------------------------------------------------------------------
+//
+TInt CGlxTvConnectionMonitor::RunError(TInt aError)
+ {
+ GLX_LOG_INFO1("CGlxTvConnectionMonitor::RunError - %d", aError);
+ return KErrNone;
+ }
+
+//-----------------------------------------------------------------------------
+// Is the TV out cable connected
+// IsConnected
+//-----------------------------------------------------------------------------
+//
+TBool CGlxTvConnectionMonitor::IsConnected() const
+ {
+ GLX_LOG_INFO("CGlxTvConnectionMonitor::IsConnected");
+ return iConnectionState;
+ }
+
+
+//-----------------------------------------------------------------------------
+// Request accessory server events
+//-----------------------------------------------------------------------------
+//
+void CGlxTvConnectionMonitor::IssueRequest()
+ {
+ GLX_LOG_INFO("CGlxTvConnectionMonitor::IssueRequest");
+ if (!IsActive()) // required for testing
+ {
+ iTvAccMode.NotifyAccessoryModeChanged( iStatus, iCurrentAccMode );
+ SetActive();
+ }
+ }
+
+
+//-----------------------------------------------------------------------------
+// Sends notification to observers if TV Out is connected
+//-----------------------------------------------------------------------------
+//
+void CGlxTvConnectionMonitor::IssueNotificationL()
+ {
+ GLX_LOG_INFO("CGlxTvConnectionMonitor::IssueNotificationL");
+ iConnectionState = ( iCurrentAccMode.iAccessoryMode == EAccModeTVOut );
+ iConnectionObserver.HandleTvConnectionStatusChangedL();
+ }
+
+
+
+