--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browserui/browser/BrowserAppSrc/BrowserCommsModel.cpp	Mon Mar 30 12:49:49 2009 +0300
@@ -0,0 +1,288 @@
+/*
+* Copyright (c) 2002-2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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: 
+*      Implementation of CBrowserCommsModel.
+*
+*
+*/
+
+
+// INCLUDE FILES
+
+#include <ActiveApDb.h>
+#include <ApUtils.h>
+#include <ApSelect.h>
+#include <ApListItemList.h>
+#include <ApListItem.h>
+#include <BrowserNG.rsg>
+#include "BrowserCommsModel.h"
+#include "BrowserDialogs.h"
+#include "Browser.hrh"
+
+// CONSTANTS
+
+/// Granularity of observer list.
+LOCAL_D const TInt KObserverListGranularity = 4;
+
+// ================= MEMBER FUNCTIONS =======================
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::NewL
+// ---------------------------------------------------------
+//
+CBrowserCommsModel* CBrowserCommsModel::NewL()
+    {
+    CBrowserCommsModel* model = new (ELeave) CBrowserCommsModel();
+    CleanupStack::PushL( model );
+    model->ConstructL();
+    CleanupStack::Pop();    // model
+    return model;
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::~CBrowserCommsModel
+// ---------------------------------------------------------
+//
+CBrowserCommsModel::~CBrowserCommsModel()
+    {
+    delete iObservers;
+    if ( iDb )
+        {
+        iDb->RemoveObserver( this );
+        }
+    delete iCachedApList;
+    delete iDb;
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::CBrowserCommsModel
+// ---------------------------------------------------------
+//
+CBrowserCommsModel::CBrowserCommsModel(): iUpdatePending( EFalse )
+    {
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::ConstructL
+// ---------------------------------------------------------
+//
+void CBrowserCommsModel::ConstructL()
+    {
+    iDb = CActiveApDb::NewL( EDatabaseTypeIAP );
+    iDb->AddObserverL( this );
+    iCachedApList = new (ELeave) CApListItemList();
+    iObservers = new (ELeave) CArrayPtrFlat<MCommsModelObserver>
+                                                ( KObserverListGranularity );
+    iDelayedRefresh = ETrue;
+    //GetAccessPointsL();
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::HandleApDbEventL
+// ---------------------------------------------------------
+//
+void CBrowserCommsModel::HandleApDbEventL
+( MActiveApDbObserver::TEvent aEvent )
+    {
+    // We try to refresh AP list in two cases:
+    // 1. Database changed;
+    // 2. Database unlocked and we have a pending update (previous update was
+    //    unsuccessful).
+    if ( aEvent == MActiveApDbObserver::EDbChanged ||
+         ( aEvent == MActiveApDbObserver::EDbAvailable && iUpdatePending ) )
+            {
+            // Try to refresh cached AP list.
+            iDelayedRefresh = ETrue;
+            //GetAccessPointsL();
+            NotifyObserversL();
+            }
+    // MActiveApDbObserver::EDbClosing:
+    // MActiveApDbObserver::EDbAvailable:
+       // These events will never come. Commdb cannot be closed
+        // with a notifier still on it. (It must be deleted to close.)
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::ApDb
+// ---------------------------------------------------------
+//
+CActiveApDb& CBrowserCommsModel::ApDb() const
+    {
+    return *iDb;
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::CommsDb
+// ---------------------------------------------------------
+//
+CCommsDatabase& CBrowserCommsModel::CommsDb() const
+    {
+    return *(iDb->Database());
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::CopyAccessPointsL
+// ---------------------------------------------------------
+//
+CApListItemList* CBrowserCommsModel::CopyAccessPointsL()
+    {
+    if ( iDelayedRefresh )
+    	{
+    	GetAccessPointsL();
+    	iDelayedRefresh = EFalse;
+    	}
+    CApListItemList* accessPoints = new (ELeave) CApListItemList();
+    CleanupStack::PushL( accessPoints );
+    CApListItem* ap;
+    TInt i;
+    TInt count = iCachedApList->Count();
+    for ( i = 0; i < count; i++ )
+        {
+        ap = CApListItem::NewLC( iCachedApList->At( i ) );
+        accessPoints->AppendL( ap );
+        CleanupStack::Pop();    // ap; owner is now the list.
+        }
+    CleanupStack::Pop();    // accessPoints
+    return accessPoints;
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::AccessPoints
+// ---------------------------------------------------------
+//
+const CApListItemList* CBrowserCommsModel::AccessPointsL()
+    {
+    if ( iDelayedRefresh )
+    	{
+    	GetAccessPointsL();
+    	iDelayedRefresh = EFalse;
+    	}
+    return iCachedApList;
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::RefreshAccessPointsL
+// ---------------------------------------------------------
+//
+void CBrowserCommsModel::RefreshAccessPointsL()
+    {
+    iDelayedRefresh = ETrue;
+    //GetAccessPointsL();
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::AddObserverL
+// ---------------------------------------------------------
+//
+void CBrowserCommsModel::AddObserverL( MCommsModelObserver& aObserver )
+    {
+    iObservers->AppendL( &aObserver );
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::RemoveObserver
+// ---------------------------------------------------------
+//
+void CBrowserCommsModel::RemoveObserver( MCommsModelObserver& aObserver )
+    {
+    TInt i;
+    TInt count = iObservers->Count();
+    for ( i = 0; i < count; i++ )
+        {
+        if ( iObservers->At( i ) == &aObserver )
+            {
+            iObservers->Delete( i );
+            break;
+            }
+        }
+    }
+
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::GetAccessPointsL
+// ---------------------------------------------------------
+//
+void CBrowserCommsModel::GetAccessPointsL()
+    {
+    CApListItemList* apList = new (ELeave) CApListItemList();
+    CleanupStack::PushL( apList );
+    TRAPD( err, DoGetAccessPointsL( *apList ) );
+    switch ( err )
+        {
+        case KErrNone:
+            {
+            // Got new data.
+            delete iCachedApList;
+            CleanupStack::Pop();    // apList: now member.
+            iCachedApList = apList;
+            iUpdatePending = EFalse;
+            //NotifyObserversL();
+            break;
+            }
+
+        case KErrLocked:
+        case KErrAccessDenied:
+        case KErrPermissionDenied:
+            {
+            // Could not access database. Update now pending, old data remains.
+            CleanupStack::PopAndDestroy();  // apList
+            iUpdatePending = ETrue;
+            break;
+            }
+
+        default:
+            {
+            // Other error. Propagate.
+            User::Leave( err );
+            break;
+            }
+        }
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::DoGetAccessPointsL
+// ---------------------------------------------------------
+//
+void CBrowserCommsModel::DoGetAccessPointsL( CApListItemList& aList ) const
+    {
+    CApSelect* apSelect = CApSelect::NewLC
+        (
+        *(iDb->Database()),
+        KEApIspTypeAll,
+//        KEApIspTypeAll | KEApIspTypeWAPMandatory,
+        EApBearerTypeAll,
+        KEApSortNameAscending,
+		EIPv4 | EIPv6
+        );
+    (void)apSelect->AllListItemDataL( aList );
+    CleanupStack::PopAndDestroy();  // apSelect
+    }
+
+// ---------------------------------------------------------
+// CBrowserCommsModel::NotifyObserversL
+// ---------------------------------------------------------
+//
+void CBrowserCommsModel::NotifyObserversL()
+    {
+    if ( iObservers )
+        {
+        TInt i;
+        TInt count = iObservers->Count();
+        for ( i = 0; i < count; i++ )
+            {
+            iObservers->At( i )->HandleCommsModelChangeL();
+            }
+        }
+    }
+// End of File