--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/tactilefeedback/tactilefeedbackclient/src/touchfeedbackadaptation.cpp Thu Dec 17 08:53:38 2009 +0200
@@ -0,0 +1,198 @@
+/*
+* Copyright (c) 2007 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: This class is an adaptation class that is instantiated
+* by the application framework, and that instantiates the
+* actual Tactile Feedback Client implementation.
+* Part of: Tactile Feedback.
+*
+*/
+
+#include <e32std.h>
+#include <eikenv.h>
+#include <coecntrl.h>
+
+#include <tactilefeedbacktrace.h>
+#include <touchfeedbackadaptation.h>
+
+#include "touchfeedbackclient.h"
+#include "touchfeedbackimpl.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// Constructor.
+// ---------------------------------------------------------------------------
+//
+CTouchFeedbackAdaptation::CTouchFeedbackAdaptation()
+ {
+ }
+
+// ---------------------------------------------------------------------------
+// 2nd phase constructor.
+// ---------------------------------------------------------------------------
+//
+void CTouchFeedbackAdaptation::ConstructL()
+ {
+ TRACE("CTouchFeedbackAdaptation::ConstructL - Begin");
+
+ iTouchFeedback = CTouchFeedbackImpl::New();
+
+ TRACE("CTouchFeedbackAdaptation::ConstructL - End");
+ }
+
+
+// ---------------------------------------------------------------------------
+// We store ourselves to the thread local storage here. The instance is
+// accessible to clients via Instance -function.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C CTouchFeedbackAdaptation* CTouchFeedbackAdaptation::NewL()
+ {
+ CTouchFeedbackAdaptation* self = new( ELeave ) CTouchFeedbackAdaptation;
+ CleanupStack::PushL( self );
+ self->ConstructL();
+
+ // Store ourselves to thread local storage
+ User::LeaveIfError( Dll::SetTls( self ) );
+
+ CleanupStack::Pop( self );
+ return self;
+ }
+
+// ---------------------------------------------------------------------------
+// Destructor.
+// ---------------------------------------------------------------------------
+//
+CTouchFeedbackAdaptation::~CTouchFeedbackAdaptation()
+ {
+ delete iTouchFeedback;
+ Dll::SetTls( NULL );
+ }
+
+// ---------------------------------------------------------------------------
+// Retrieve instance from thread local storage
+// ---------------------------------------------------------------------------
+//
+MTouchFeedback* CTouchFeedbackAdaptation::GetInstance()
+ {
+ TAny* selfPtr = Dll::Tls();
+
+ CTouchFeedbackAdaptation* self =
+ static_cast<CTouchFeedbackAdaptation*>( selfPtr );
+
+ if ( self )
+ {
+ return self->iTouchFeedback;
+ }
+ else
+ {
+ return NULL;
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Create new instance and return it to caller
+//
+// We must have check for the case where client calls this even though
+// instance exists already (in this case we only return the existing
+// instance).
+// ---------------------------------------------------------------------------
+//
+MTouchFeedback* CTouchFeedbackAdaptation::CreateInstanceL()
+ {
+ // Use current instance if it exists
+ MTouchFeedback* feedback = GetInstance();
+
+ // If current instance does not exist, then create a new one
+ if ( !feedback )
+ {
+ CTouchFeedbackAdaptation* tmp = NewL();
+
+ feedback = tmp->GetInstance();
+ }
+
+ return feedback;
+ }
+
+// ---------------------------------------------------------------------------
+// Destroy ourselves if we are found at thread local storage (tls)
+//
+// Notice that tls content does not need to be zeroed because that is already
+// done in the destructor.
+// ---------------------------------------------------------------------------
+//
+void CTouchFeedbackAdaptation::DestroyInstance()
+ {
+ TAny* selfPtr = Dll::Tls();
+
+ CTouchFeedbackAdaptation* self =
+ static_cast<CTouchFeedbackAdaptation*>( selfPtr );
+
+ if ( self )
+ {
+ delete self;
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// Empty implementation, as this function is no longer in use.
+// (Control visibility changes now handled in HandleControlStateChange)
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CTouchFeedbackAdaptation::ControlVisibilityChanged(
+ const CCoeControl* /*aControl*/ )
+ {
+ }
+
+// ---------------------------------------------------------------------------
+// Nothing to do here, just pass the information to implementation.
+// ---------------------------------------------------------------------------
+//
+EXPORT_C void CTouchFeedbackAdaptation::LayoutChanged( )
+ {
+ if ( iTouchFeedback )
+ {
+ iTouchFeedback->LayoutChanged();
+ }
+ }
+
+// ---------------------------------------------------------------------------
+// From class MObjectProvider.
+// We have to implement this because it is pure virtual in base class.
+// Return Null as we are not actually part of object provider hierarchy.
+// ---------------------------------------------------------------------------
+TTypeUid::Ptr CTouchFeedbackAdaptation::MopSupplyObject( TTypeUid /*aId*/ )
+ {
+ return TTypeUid::Null();
+ }
+
+// ---------------------------------------------------------------------------
+// From class MCoeControlStateObserver.
+// Here we just pass the information about control state change ahead to
+// actual feedback implementation.
+// ---------------------------------------------------------------------------
+TInt CTouchFeedbackAdaptation::HandleControlStateChange(
+ CCoeControl* aControl,
+ TCoeState /*aState*/ )
+ {
+ if ( iTouchFeedback )
+ {
+ iTouchFeedback->ControlVisibilityChanged( aControl );
+ }
+
+ return KErrNone;
+ }
+
+
+