FCL/sf/os/commsfw: comparison datacommsserver/networkcontroller/src/CNetConRequestBase.cpp

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+// Copyright (c) 2003-2009 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:
+//
+/**
+@file CNetConRequestBase.cpp
+*/
+#include "CNetworkController.h"
+#include "CNetConRequestBase.h"
+#include "NetConPanic.h"
+#include "NetConLog.h"
+#include "CNetConDlgProcessor.h"
+CNetConRequestBase::~CNetConRequestBase()
+/**
+Destructor
+*/
+	{
+	if (iDatabase)
+		{
+		iDatabase->CancelRequestNotificationOfServiceChange(ipServiceChangeObserver);
+		delete iDatabase;
+		}
+	delete iDialogPrc;
+	}
+CNetConRequestBase::CNetConRequestBase(MNetConEnv* aController, MNetworkControllerObserver* aObserver, CStoreableOverrideSettings* aOverrides)
+: iController(aController), iObserver(aObserver), iOverrides(aOverrides)
+/**
+Constructor
+@param aDatabase, allow the requests and bearers access to the database.
+@param aDialogPrc, allow the requests access to the dialog processor.
+@param aController, For upcalls from the requests.
+@param aObserver, define the reverse API - from a Network Controller towards NIFMAN
+@param aOverrides, store and retrieve override sets to and from both streams and buffers.
+*/
+	{ }
+void CNetConRequestBase::ConstructL()
+	{
+	iDatabase = iController->NewDatabaseL();
+	__ASSERT_DEBUG(iDatabase, NetConPanic(NetworkController::ETelBearerBadState));
+	}
+void CNetConRequestBase::CancelRequest()
+/**
+Cancel this request
+*/
+	{
+	// cancel any outstanding dialog processor activity
+	if (iDialogPrc)
+		{
+		iDialogPrc->CancelEverything();
+		}
+	// cancel any outstanding bearer availability check
+	iController->CancelBearerAvailabilityCheck();
+	// Cancel Service Change Notification
+	iDatabase->CancelRequestNotificationOfServiceChange(ipServiceChangeObserver);
+	}
+/**
+accessors
+send for customer input
+@return iObserver, a reverse API - from a Network Controller towards NIFMAN
+*/
+MNetworkControllerObserver* CNetConRequestBase::Observer() const
+	{
+	return iObserver;
+	}
+/**
+accessors
+Network controller connection overrides.
+send for customer input
+@return iOverrides, override sets to and from both streams and buffers.
+*/
+CStoreableOverrideSettings* CNetConRequestBase::Overrides() const
+	{
+	return iOverrides;
+	}
+TBool CNetConRequestBase::SelectedServiceAvailable(TUint32 aAvailableBearerSet) const
+/**
+The function checks whether the Selected Service is Available
+@param aAvailableBearerSet the set of available bearers
+@return ETrue if the selected service is available otherwise EFalse
+*/
+	{
+	TBool available(EFalse);
+	if (iSettings.iServiceType == TPtrC(DIAL_OUT_ISP) || iSettings.iServiceType == TPtrC(DIAL_IN_ISP))
+		{
+		// user requested a CSD type connection but is the bearer available?
+		available = (aAvailableBearerSet & KCommDbBearerCSD);
+		}
+	if (iSettings.iServiceType == TPtrC(LAN_SERVICE))
+		{
+		// user requested a CDMA type connection but is the bearer available?
+		available = (aAvailableBearerSet & KCommDbBearerLAN);
+		}
+	if (iSettings.iServiceType == TPtrC(VPN_SERVICE))
+		{
+		// user requested a Vpn service...
+		available = (aAvailableBearerSet & KCommDbBearerVirtual );
+		}
+	if (available)
+		{
+		LOG( NetConLog::Printf(_L("\tSelected service is available")); )
+		}
+	else
+		{
+		LOG( NetConLog::Printf(_L("\tSelected service is not available")); )
+		}
+	return available;
+	}
+void CNetConRequestBase::SelectConnection(const TConnectionPrefs& aPrefs)
+/**
+Display a dialog to the user asking them to select an IAP to connect to
+MNetConDialogProcAccess Interface
+@param aObserver the object to receive notification when the dialog box completes
+@param aPrefs the connection preferences used to select this IAP
+*/
+	{
+	const TInt err = ConstructDialogProcessor();
+	if( KErrNone != err )
+		{
+		TConnectionSettings settings;
+		MDPOSelectComplete(err, settings);
+		return;
+		}
+	iDialogPrc->SelectConnection(*this, aPrefs);
+	}
+void CNetConRequestBase::SelectConnection(const TConnectionPrefs& aPrefs, TInt aLastError)
+/**
+Display a dialog to the user asking them to select an IAP to connect to
+@param aObserver the object to receive notification when the dialog box completes
+@param aPrefs the connection preferences used to select this IAP
+@param aLastError if this is not the 1st connection attempt this is the error of the last attempt
+*/
+	{
+	const TInt err = ConstructDialogProcessor();
+	if( KErrNone != err )
+		{
+		TConnectionSettings settings;
+		MDPOSelectComplete(err, settings);
+		return;
+		}
+	iDialogPrc->SelectConnection(*this, aPrefs, aLastError);
+	}
+void CNetConRequestBase::SelectModemAndLocation()
+/**
+Display a dialog to the user asking the user to select a modem and location entry from CommDb
+@param aObserver the object to receive notification when the dialog box completes
+*/
+	{
+	const TInt err = ConstructDialogProcessor();
+	if( KErrNone != err )
+		{
+		TConnectionSettings settings;
+		MDPOSelectModemAndLocationComplete(err, settings);
+		return;
+		}
+	iDialogPrc->SelectModemAndLocation(*this);
+	}
+void CNetConRequestBase::WarnNewConnection(const TConnectionPrefs& aPrefs, const TDesC* aNewIapName, const TIspConnectionNames* aNewConnectionNames, TInt aLastError)
+/**
+Display a dialog to the user warning that a new connection is about to be attempted to the specified IAP
+@param aObserver the object to receive notification when the dialog box completes
+@param aPrefs the connection preferences used to select this IAP
+@param aNewIapName the name of the IAP used for the connection.
+@param aNewConnectionNames this parameter is no-longer used.
+@param aLastError if this is not the 1st connection attempt this is the error of the last attempt
+*/
+	{
+	const TInt err = ConstructDialogProcessor();
+	if( KErrNone != err )
+		{
+		MDPOWarnComplete(err, EFalse);
+		return;
+		}
+	iDialogPrc->WarnNewConnection(*this, aPrefs, aNewIapName, aNewConnectionNames, aLastError);
+	}
+void CNetConRequestBase::Reconnect()
+/**
+Display a dialog to the user asking whether to reconnect a failed connection
+@param aObserver the object to receive notification when the dialog box completes
+*/
+	{
+	const TInt err = ConstructDialogProcessor();
+	if( KErrNone != err )
+		{
+		MDPOReconnectComplete(err);
+		return;
+		}
+	iDialogPrc->Reconnect(*this);
+	}
+/**
+Ensure the request dialog processor is correctly constructed. Construct it if not.
+@return KErrNone on success, and error code otherwise
+*/
+TInt CNetConRequestBase::ConstructDialogProcessor()
+	{
+	if (!iDialogPrc)
+		{
+		// construct dialog processor
+		TRAPD( err, iDialogPrc = iController->NewDialogProcessorL() );
+		return err;
+		}
+	__ASSERT_DEBUG(iDialogPrc, NetConPanic(NetworkController::ETelBearerBadState));
+	return KErrNone;
+	}
+/**
+Return the Request's internal database access pointer
+*/
+CCommsDbAccess* CNetConRequestBase::DbAccess()
+{
+	__ASSERT_DEBUG(iDatabase, NetConPanic(NetworkController::ETelBearerBadState));
+return iDatabase;
+}