javauis/amms_qt/mmacontrol/src/cammsvolumecontrol.cpp
changeset 23 98ccebc37403
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/javauis/amms_qt/mmacontrol/src/cammsvolumecontrol.cpp	Fri May 14 15:47:24 2010 +0300
@@ -0,0 +1,105 @@
+/*
+* Copyright (c) 2005 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:  Controls the volume of a CMMAVolumeControl.
+*
+*/
+
+
+// INCLUDE FILES
+#include <cmmavolumecontrol.h>
+#include <logger.h>
+
+#include "cammsvolumecontrol.h"
+
+#ifdef _DEBUG
+// CONSTANTS
+const TInt KAMMSMaxVolume = 100;
+const TInt KAMMSMinVolume = 0;
+#endif // _DEBUG
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CAMMSVolumeControl::NewLC
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+CAMMSVolumeControl* CAMMSVolumeControl::NewLC(const TDesC& aControlName,
+        CMMAVolumeControl* aVolumeControl, CMMAPlayer* aPlayer)
+{
+    CAMMSVolumeControl* self = new(ELeave) CAMMSVolumeControl(
+        aControlName, aVolumeControl, aPlayer);
+
+    CleanupStack::PushL(self);
+    self->ConstructL();
+
+    return self;
+}
+
+// Destructor
+CAMMSVolumeControl::~CAMMSVolumeControl()
+{
+    LOG( EJavaAMMS, EInfo, "AMMS::CAMMSVolumeControl::~CAMMSVolumeControl");
+}
+
+
+// -----------------------------------------------------------------------------
+// CAMMSVolumeControl::SetVolumeL
+// Sets the volume level.
+// -----------------------------------------------------------------------------
+//
+void CAMMSVolumeControl::SetVolumeL(TInt aVolume)
+{
+    // Check in debug build that aVolume is within valid range.
+    __ASSERT_DEBUG(
+        (aVolume <= KAMMSMaxVolume) &&
+        (aVolume >= KAMMSMinVolume),
+        User::Invariant());
+
+    LOG1( EJavaAMMS, EInfo, "AMMS::CAMMSVolumeControl::SetVolumeL: Volume = %d", aVolume);
+    iVolumeControl->SetVolumeLevelL(iControlLevelIndex, aVolume);
+}
+
+const TDesC& CAMMSVolumeControl::ClassName() const
+{
+    return iClassName;
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSVolumeControl::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+void CAMMSVolumeControl::ConstructL()
+{
+    iControlLevelIndex = iVolumeControl->AddLevelL();
+    LOG1( EJavaAMMS, EInfo, "AMMS::CAMMSVolumeControl::ConstructL level index = %d",
+              iControlLevelIndex);
+}
+
+// -----------------------------------------------------------------------------
+// CAMMSVolumeControl::CAMMSVolumeControl
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+CAMMSVolumeControl::CAMMSVolumeControl(
+    const TDesC& aControlName,
+    CMMAVolumeControl* aVolumeControl,
+    CMMAPlayer* aPlayer) :
+        CAMMSControl(aPlayer),
+        iClassName(aControlName)
+{
+    iVolumeControl = aVolumeControl;
+}
+
+//  End of File
+