--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/omaprovisioning/provisioning/ProvisioningCx/Src/CWPCxDeleter.cpp Wed Sep 01 12:27:42 2010 +0100
@@ -0,0 +1,291 @@
+/*
+* 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 "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: Helper class for saving Provisioning settings. Provides a progress note.
+*
+*/
+
+
+// INCLUDE FILES
+#include "CWPCxDeleter.h"
+#include <aknquerydialog.h>
+#include <eikprogi.h>
+#include <ProvisioningCx.rsg>
+#include <commdb.h>
+#include <CWPEngine.h>
+#include <CWPAdapter.h>
+#include <ActiveFavouritesDbNotifier.h>
+
+// CONSTANTS
+const TInt KMaxWaitTime = 2000000;
+const TInt KRetryCount = 5;
+
+// CLASS DECLARATION
+
+// ================= MEMBER FUNCTIONS =======================
+
+// C++ default constructor.
+CWPCxDeleter::CWPCxDeleter( CWPEngine& aEngine, TUint32 aContext )
+: CActive( EPriorityStandard ), iEngine( aEngine ),
+ iContext( aContext ),
+ iCurrentItem( 0 ), iResult( KErrNone )
+ {
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::ExecuteLD
+// ----------------------------------------------------------------------------
+//
+void CWPCxDeleter::PrepareLC()
+ {
+ // Assume ownership of this.
+ CleanupStack::PushL( this );
+
+ iApDbNotifier = CActiveApDb::NewL( EDatabaseTypeIAP );
+ iApDbNotifier->AddObserverL( this );
+
+ User::LeaveIfError( iSession.Connect() );
+ User::LeaveIfError( iBookmarkDb.Open( iSession, KBrowserBookmarks ) );
+ iFavouritesNotifier = new(ELeave) CActiveFavouritesDbNotifier( iBookmarkDb, *this );
+
+ iFavouritesNotifier->Start();
+
+ iRetryTimer = CPeriodic::NewL( EPriorityStandard );
+
+ // Set up the dialog and callback mechanism.
+ iDialog = new(ELeave)CAknProgressDialog(
+ reinterpret_cast<CEikDialog**>(&iDialog), EFalse );
+ iDialog->SetCallback( this );
+ iDialog->ExecuteLD(R_WAITNOTE_DELETE);
+ CEikProgressInfo* progressInfo = iDialog->GetProgressInfoL();
+ progressInfo->SetAndDraw(iCurrentItem);
+ progressInfo->SetFinalValue(iEngine.ContextDataCountL(iContext));
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::ExecuteLD
+// ----------------------------------------------------------------------------
+//
+TInt CWPCxDeleter::ExecuteLD( TInt& aNumDeleted )
+ {
+ PrepareLC();
+
+ // Add us to active scheduler and make sure RunL() gets called.
+ CActiveScheduler::Add( this );
+ CompleteRequest();
+ iWait.Start();
+
+ // Progress note has been finished/cancelled. Cache the result
+ // and delete this.
+ TInt result( iResult );
+ aNumDeleted = iCurrentItem;
+ CleanupStack::PopAndDestroy(); // this
+
+ return result;
+ }
+
+// Destructor
+CWPCxDeleter::~CWPCxDeleter()
+ {
+ Cancel();
+
+ delete iApDbNotifier;
+
+ if( iFavouritesNotifier )
+ {
+ iFavouritesNotifier->Cancel();
+ delete iFavouritesNotifier;
+ }
+
+ iBookmarkDb.Close();
+ iSession.Close();
+
+ delete iRetryTimer;
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::DoCancel
+// ----------------------------------------------------------------------------
+//
+void CWPCxDeleter::DoCancel()
+ {
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::RunL
+// ----------------------------------------------------------------------------
+//
+void CWPCxDeleter::RunL()
+ {
+ // Choose whether to save or set as default
+ TBool more( EFalse );
+ TRAPD( err, more = iEngine.DeleteContextDataL( iContext ) );
+
+ // If CommsDB or BookmarkDB are locked, schedule a retry
+ if( err == EWPCommsDBLocked )
+ {
+ iWaitCommsDb = ETrue;
+ DelayedCompleteRequestL();
+ return;
+ }
+ else if( err == EWPBookmarksLocked )
+ {
+ iWaitFavourites = ETrue;
+ DelayedCompleteRequestL();
+ return;
+ }
+ else if( err != KErrNone )
+ {
+ // For all other errors, pass them through.
+ User::LeaveIfError( err );
+ }
+ // Succesful save, so reset retry count
+ iRetryCount = 0;
+
+ // Normal progress
+ if( !more )
+ {
+ iDialog->ProcessFinishedL();
+ }
+ else
+ {
+ CEikProgressInfo* progressInfo = iDialog->GetProgressInfoL();
+ iCurrentItem++;
+ progressInfo->SetAndDraw(iCurrentItem);
+ CompleteRequest();
+ }
+ }
+
+// ---------------------------------------------------------
+// CWPCxDeleter::RunError
+// ---------------------------------------------------------
+//
+TInt CWPCxDeleter::RunError( TInt aError )
+ {
+ // There was a leave in RunL(). Store the error and
+ // stop the dialog.
+ iResult = aError;
+ iWait.AsyncStop();
+ delete iDialog;
+ iDialog = NULL;
+
+ return KErrNone;
+ }
+
+// ---------------------------------------------------------
+// CWPCxDeleter::DialogDismissedL
+// ---------------------------------------------------------
+//
+void CWPCxDeleter::DialogDismissedL( TInt aButtonId )
+ {
+ if( aButtonId < 0 )
+ {
+ iResult = KErrCancel;
+ }
+
+ iWait.AsyncStop();
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::CompleteRequest
+// ----------------------------------------------------------------------------
+//
+void CWPCxDeleter::CompleteRequest()
+ {
+ // Schedule an immediate complete. Make sure that there
+ // is no timer alive first
+ Cancel();
+ iRetryTimer->Cancel();
+
+ SetActive();
+ TRequestStatus* sp = &iStatus;
+ User::RequestComplete( sp, KErrNone );
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::DelayedCompleteRequestL
+// ----------------------------------------------------------------------------
+//
+void CWPCxDeleter::DelayedCompleteRequestL()
+ {
+ if( iRetryCount < KRetryCount )
+ {
+ // Schedule a delayed complete.
+ iRetryTimer->Cancel();
+ iRetryTimer->Start( KMaxWaitTime, KMaxTInt32, TCallBack( Timeout, this ) );
+ iRetryCount++;
+ }
+ else
+ {
+ User::Leave( KErrTimedOut );
+ }
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::Retry
+// ----------------------------------------------------------------------------
+//
+void CWPCxDeleter::Retry()
+ {
+ // Immediate retry. Mark that we're not waiting
+ // for an event and complete request.
+
+ iWaitCommsDb = EFalse;
+ iWaitFavourites = EFalse;
+ CompleteRequest();
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::Timeout
+// ----------------------------------------------------------------------------
+//
+TInt CWPCxDeleter::Timeout(TAny* aSelf)
+ {
+ // There was a time-out. Retry saving even though we
+ // didn't get a notify from database.
+ CWPCxDeleter* self = STATIC_CAST(CWPCxDeleter*, aSelf);
+ self->Retry();
+
+ return KErrNone;
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::HandleApDbEventL
+// ----------------------------------------------------------------------------
+//
+void CWPCxDeleter::HandleApDbEventL( TEvent aEvent )
+ {
+ // We received an event from CommsDB. Retry if we're
+ // waiting for it.
+ if( iWaitCommsDb && aEvent == EDbAvailable )
+ {
+ Retry();
+ }
+ }
+
+// ----------------------------------------------------------------------------
+// CWPCxDeleter::HandleFavouritesDbEventL
+// ----------------------------------------------------------------------------
+//
+void CWPCxDeleter::HandleFavouritesDbEventL( RDbNotifier::TEvent /*aEvent*/ )
+ {
+ // We received an event from BookmarkDB. Retry if we're
+ // waiting for it.
+ if( iWaitFavourites )
+ {
+ Retry();
+ }
+ }
+
+// End of File
+