wvuing/wvuiave/AppSrc/CCAInputAbsorber.cpp
changeset 0 094583676ce7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/wvuiave/AppSrc/CCAInputAbsorber.cpp	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,148 @@
+/*
+* Copyright (c) 2006 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:  Instance of this class catches key events when activated
+*
+*/
+
+
+
+// INCLUDE FILES
+#include    "CCAInputAbsorber.h"
+#include	<eikenv.h>
+#include	<eikappui.h>
+#include	<avkon.rsg>
+
+// ============================ MEMBER FUNCTIONS ===============================
+
+// -----------------------------------------------------------------------------
+// CCAInputAbsorber::CCAInputAbsorber
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CCAInputAbsorber::CCAInputAbsorber()
+    {
+    }
+
+// -----------------------------------------------------------------------------
+// CCAInputAbsorber::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CCAInputAbsorber::ConstructL()
+    {
+    CreateWindowL();
+    SetExtent( TPoint( 0, 0 ), TSize( 0, 0 ) );
+    ActivateL();
+    ClaimPointerGrab( ETrue );
+    iAppUi = iEikonEnv->EikAppUi();
+    }
+
+// -----------------------------------------------------------------------------
+// CCAInputAbsorber::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CCAInputAbsorber* CCAInputAbsorber::NewL()
+    {
+    CCAInputAbsorber* self = new( ELeave ) CCAInputAbsorber;
+
+    CleanupStack::PushL( self );
+    self->ConstructL();
+    CleanupStack::Pop( self );
+
+    return self;
+    }
+
+
+// Destructor
+CCAInputAbsorber::~CCAInputAbsorber()
+    {
+    if ( iIsCaptured )
+        {
+        if ( iAppUi )
+            {
+            iAppUi->RemoveFromStack( this );
+            }
+        }
+    }
+
+// ---------------------------------------------------------
+// CCAInputAbsorber::CaptureEventsL()
+// (other items were commented in a header).
+// ---------------------------------------------------------
+//
+void CCAInputAbsorber::CaptureEventsL()
+    {
+    if ( !iIsCaptured )
+        {
+        iAppUi->AddToStackL( this );
+        SetPointerCapture();
+        }
+
+    iIsCaptured = ETrue;
+    }
+
+// ---------------------------------------------------------
+// CCAInputAbsorber::Release()
+// (other items were commented in a header).
+// ---------------------------------------------------------
+//
+void CCAInputAbsorber::Release()
+    {
+    if ( iIsCaptured )
+        {
+        iAppUi->RemoveFromStack( this );
+        SetPointerCapture( EFalse );
+        }
+
+    iIsCaptured = EFalse;
+    }
+
+
+// ---------------------------------------------------------
+// CCAInputAbsorber::IsCaptured()
+// (other items were commented in a header).
+// ---------------------------------------------------------
+//
+TBool CCAInputAbsorber::IsCaptured() const
+    {
+    return iIsCaptured;
+    }
+
+
+// -----------------------------------------------------------------------------
+// CCAInputAbsorber::OfferKeyEventL
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+TKeyResponse CCAInputAbsorber::OfferKeyEventL( const TKeyEvent& /*aKeyEvent*/,
+                                               TEventCode /*aType*/ )
+    {
+    // consume all keys
+    return EKeyWasConsumed;
+    }
+
+// -----------------------------------------------------------------------------
+// CCAInputAbsorber::HandlePointerEventL
+// (other items were commented in a header).
+// -----------------------------------------------------------------------------
+//
+void CCAInputAbsorber::HandlePointerEventL( const TPointerEvent& aPointerEvent )
+    {
+    // For debugging purposes.
+    CCoeControl::HandlePointerEventL( aPointerEvent );
+    }
+
+//  End of File