--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/camappengine/Engine/Src/CaeCallbackActive.cpp Thu Dec 17 08:51:24 2009 +0200
@@ -0,0 +1,153 @@
+/*
+* Copyright (c) 2003,2004 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: Active object for calling Camera Application Engine methods
+* indirectly from callbacks
+*
+*/
+
+
+// INCLUDE FILES
+#include "CaeCallbackActive.h"
+#include "CaeEngineImp.h"
+
+
+// ================= MEMBER FUNCTIONS =======================
+
+
+// ---------------------------------------------------------------------------
+// CCaeCallbackActive::CCaeCallbackActive()
+// C++ constructor.
+// Adds the object to the Active Scheduler.
+// ---------------------------------------------------------------------------
+//
+CCaeCallbackActive::CCaeCallbackActive(
+ CCaeEngineImp& aCamAppEngine )
+: CActive( EPriorityStandard ), iCamAppEngine( aCamAppEngine )
+ {
+ CActiveScheduler::Add( this );
+ }
+
+
+// ---------------------------------------------------------------------------
+// CCaeCallbackActive::CCaeCallbackActive()
+// Destructor.
+// Cancels operation and closes the timer.
+// ---------------------------------------------------------------------------
+//
+CCaeCallbackActive::~CCaeCallbackActive()
+ {
+ Cancel();
+ iTimer.Close();
+ }
+
+
+// ---------------------------------------------------------------------------
+// CCaeCallbackActive::NewLC()
+// Symbian OS two-phased constructor.
+// ---------------------------------------------------------------------------
+//
+CCaeCallbackActive* CCaeCallbackActive::NewLC(
+ CCaeEngineImp& aCamAppEngine )
+ {
+ CCaeCallbackActive* self = new( ELeave ) CCaeCallbackActive( aCamAppEngine );
+
+ CleanupStack::PushL( self );
+ self->ConstructL();
+ return self;
+ }
+
+
+// ---------------------------------------------------------------------------
+// CCaeCallbackActive::NewL()
+// Symbian OS two-phased constructor.
+// ---------------------------------------------------------------------------
+//
+CCaeCallbackActive* CCaeCallbackActive::NewL(
+ CCaeEngineImp& aCamAppEngine )
+ {
+ CCaeCallbackActive* self = NewLC( aCamAppEngine );
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+
+// ---------------------------------------------------------------------------
+// CCaeCallbackActive::ConstructL()
+// Symbian OS 2nd phase constructor that can leave.
+// ---------------------------------------------------------------------------
+//
+void CCaeCallbackActive::ConstructL()
+ {
+ User::LeaveIfError( iTimer.CreateLocal() );
+ }
+
+
+// ---------------------------------------------------------------------------
+// CCaeCallbackActive::PowerOn()
+// Switches camera power on.
+// ---------------------------------------------------------------------------
+//
+void CCaeCallbackActive::PowerOn()
+ {
+ LOGTEXT( _L( "Cae: CCaeCallbackActive::PowerOn() entering" ) );
+
+ _LIT( KPowerOnPanic, "CCaeCallbackActive::PowerOn");
+ __ASSERT_ALWAYS( !IsActive(), User::Panic( KPowerOnPanic, 1 ) );
+
+ iRequest = CCaeCallbackActive::ERequestPowerOn;
+
+ SetActive();
+ TRequestStatus* statusPtr = &iStatus;
+ User::RequestComplete( statusPtr, KErrNone );
+
+ LOGTEXT( _L( "Cae: CCaeCallbackActive::PowerOn() returning" ) );
+ }
+
+
+// ---------------------------------------------------------------------------
+// CCaeCallbackActive::RunL()
+// Calls Camera Application Engine operation.
+// ---------------------------------------------------------------------------
+//
+void CCaeCallbackActive::RunL()
+ {
+ LOGTEXT( _L( "Cae: CCaeCallbackActive::RunL() entering" ) );
+
+ switch ( iRequest )
+ {
+ case CCaeCallbackActive::ERequestPowerOn:
+ // Call Camera Application Engine to switch camera power on.
+ iCamAppEngine.PowerOn();
+ break;
+ default:
+ break;
+ }
+
+ LOGTEXT( _L( "Cae: CCaeCallbackActive::RunL() returning" ) );
+ }
+
+
+// ---------------------------------------------------------------------------
+// CCaeCallbackActive::DoCancel()
+// Cancels request.
+// ---------------------------------------------------------------------------
+//
+void CCaeCallbackActive::DoCancel()
+ {
+ iTimer.Cancel();
+ iRequest = CCaeCallbackActive::ERequestDefault;
+ }
+
+
+// End of File