fepstub/UiPlugins/AknFepUiInterface/src/AknFepUiInterface.cpp
changeset 24 fc42a86c98e3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fepstub/UiPlugins/AknFepUiInterface/src/AknFepUiInterface.cpp	Wed Jun 23 04:57:58 2010 +0800
@@ -0,0 +1,107 @@
+/*
+* 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:           
+*       Provides the CAknFepUIInterface methods.
+*
+*/
+
+
+
+
+
+
+
+
+
+
+
+
+#include "aknfepuiinterface.h"
+#include "AknFepUiInterfacePlugin.h"
+#include <ecom/ecom.h>
+
+void PanicNoImpl()
+	{
+	_LIT(KReason, "NoFepUiImpl");
+	User::Panic(KReason, 0);
+	}
+
+const TUid KAvkonPluginUid = { 0x10285839 };
+
+void EComDtorCleanup(TAny* aUid)
+	{
+	TUid dtor = {(TInt)aUid};
+	REComSession::DestroyedImplementation(dtor);
+	}
+
+void EComImplCleanup(TAny* aArray)
+	{
+	RImplInfoPtrArray* array = (RImplInfoPtrArray*) aArray;
+	array->ResetAndDestroy();
+	}
+	
+// factory function	
+EXPORT_C CAknFepUIInterface* CAknFepUIInterface::NewL()
+	{
+	RImplInfoPtrArray impls;
+	CleanupStack::PushL(TCleanupItem(EComImplCleanup, &impls));	
+	REComSession::ListImplementationsL(TUid::Uid(CFepUiInterfacePlugin::ETypeId), impls);
+	
+	// Move Avkon plugin to the back of the list to act as default implementation
+	TInt count = impls.Count();
+	for (int i=0; i<count-1; i++)
+		{
+		CImplementationInformation* info = impls[i];
+		if (info->ImplementationUid() == KAvkonPluginUid)
+			{
+			impls.Remove(i);
+			// Append will not fail as space has been freed by Remove
+			impls.Append(info);
+			break;
+			}
+		}
+
+	// Find the first plugin that says it should be used	
+	CAknFepUIInterface* impl = NULL;
+	for (int i=0; !impl && i<count; i++)
+		{
+		TUid dtorUid;
+		CFepUiInterfacePlugin* plugin = (CFepUiInterfacePlugin*)REComSession::CreateImplementationL(impls[i]->ImplementationUid(), dtorUid);
+		if (plugin->UseThisPlugin())
+			{
+			CleanupStack::PushL(TCleanupItem(EComDtorCleanup, (TAny*)dtorUid.iUid));
+			CleanupStack::PushL(plugin);
+			impl = plugin->NewImplL();
+			impl->iEcomDtorUid = dtorUid;
+			CleanupStack::PopAndDestroy(plugin);
+			CleanupStack::Pop();
+			}
+		else
+			{
+			delete plugin;
+			REComSession::DestroyedImplementation(dtorUid);
+			}
+		}
+	
+	CleanupStack::PopAndDestroy(&impls);
+	
+	__ASSERT_ALWAYS(impl, PanicNoImpl());
+	return impl;
+	}
+
+EXPORT_C CAknFepUIInterface::~CAknFepUIInterface()
+	{
+	if (iEcomDtorUid.iUid)
+		REComSession::DestroyedImplementation(iEcomDtorUid);
+	}