--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/psmservices/psmserver/src/engine/psmmanager.cpp	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,329 @@
+/*
+* 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:  Power save mode manager class
+*
+*/
+
+
+#include <ecom/ecom.h>
+#include <psmsrvdomaincrkeys.h>
+#include <centralrepository.h>
+#include "psmmodechangeobserver.h"
+#include "psmmanager.h"
+#include "psmpluginloader.h"
+#include "psmsettingshandler.h"
+#include "psmtrace.h"
+#include "psmdefines.h"
+#include "psmtypes.h"
+
+// -----------------------------------------------------------------------------
+// CPsmManager::NewL
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CPsmManager* CPsmManager::NewL()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::NewL()" ) ) );
+
+    CPsmManager* self = CPsmManager::NewLC();
+    CleanupStack::Pop( self );
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::NewL - return 0x%x" ), self ) );
+
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::NewLC
+// Two-phased constructor.
+// -----------------------------------------------------------------------------
+//
+CPsmManager* CPsmManager::NewLC()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::NewLC()" ) ) );
+
+    CPsmManager* self = new( ELeave ) CPsmManager();
+
+    CleanupStack::PushL( self );
+    self->ConstructL();
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::NewLC - return 0x%x" ), self ) );
+
+    return self;
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::CPsmManager
+// C++ default constructor can NOT contain any code, that
+// might leave.
+// -----------------------------------------------------------------------------
+//
+CPsmManager::CPsmManager() : CActive( EPriorityStandard )
+    {
+    CActiveScheduler::Add( this );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::ConstructL
+// Symbian 2nd phase constructor can leave.
+// -----------------------------------------------------------------------------
+//
+void CPsmManager::ConstructL()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::ConstructL()" ) ) );
+
+    // Get current mode from CenRep
+    TInt mode = 0;
+    CRepository* cenrep = CRepository::NewLC( KCRUidPowerSaveMode );
+    cenrep->Get( KPsmCurrentMode, mode );
+    CleanupStack::PopAndDestroy( cenrep );
+
+    // Create an instance of the settings handler. Manager has only one instance
+    iSettingsHandler = CPsmSettingsHandler::NewL( (TPsmsrvMode)mode );
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::ConstructL - return" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// Destructor
+// -----------------------------------------------------------------------------
+//
+CPsmManager::~CPsmManager()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::~CPsmManager()" ) ) );
+
+    Cancel();
+
+    if ( iSettingsHandler )
+        {
+        delete iSettingsHandler;
+        }
+
+    if ( iPluginLoader )
+        {
+        delete iPluginLoader;
+        }
+
+    // Close mode observers array
+    iModeObservers.Close();
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::~CPsmManager - return") ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::NotifyPowerSaveModeChangeL
+// Starts mode change actions
+// -----------------------------------------------------------------------------
+//
+void CPsmManager::NotifyPowerSaveModeChangeL( TInt aPsmMode )
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::NotifyPowerSaveModeChangeL()" ) ) );
+
+    iPowerSaveModeChangeActive = ETrue;
+    iModeChangeCancel = EFalse;
+
+    if ( !iPluginLoader )
+        {
+        // Create plugin loader
+        iPluginLoader = CPsmPluginLoader::NewL( *this );
+        }
+    else
+        {
+        // Check are there any pending plugins
+        if ( iPluginLoader->PluginCount() )
+            {
+            // There are pending plugins, delete those
+            delete iPluginLoader;
+            iPluginLoader = NULL;
+            iPluginLoader = CPsmPluginLoader::NewL( *this );
+            }
+        }
+
+    // Settings handler already exists, update mode
+    iSettingsHandler->SetMode( ( TPsmsrvMode ) aPsmMode );
+
+    // Start loading plugins
+    iPluginLoader->InitializePluginsL();
+
+    // Notify plugins to change mode
+    iPluginLoader->NotifyPlugins();
+
+    // continue process asynchronously
+    IssueRequest();
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::NotifyPowerSaveModeChangeL - return" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::CancelPowerSaveModeChangeL
+// Starts mode change actions
+// -----------------------------------------------------------------------------
+//
+void CPsmManager::CancelPowerSaveModeChangeL()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::CancelPowerSaveModeChangeL()" ) ) );
+
+    if ( iPowerSaveModeChangeActive )
+        {
+        // Change mode normally to previous mode
+        NotifyPowerSaveModeChangeL( iSettingsHandler->PreviousMode() );
+
+        // Indicates that no need to notify observers
+        iModeChangeCancel = ETrue;
+        }
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::CancelPowerSaveModeChangeL - return" ) ) );
+    }
+
+// ---------------------------------------------------------------------------
+// CPsmManager::IssueRequest
+// ---------------------------------------------------------------------------
+//
+void CPsmManager::IssueRequest()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::IssueRequest()" ) ) );
+    // Provides synchronous function calls to be handled as asynchronous
+    if ( !IsActive() )
+        {
+        SetActive();
+        TRequestStatus *s = &iStatus;
+	    User::RequestComplete( s, KErrNone );
+        }
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::IssueRequest() - return" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::RunL
+// -----------------------------------------------------------------------------
+//
+void CPsmManager::RunL()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::RunL()" ) ) );
+
+    // Change cenrep values
+    TRAPD( cenrepErr, iSettingsHandler->ChangeCenRepSettingsL() );
+
+    ERROR_TRACE( ( _L( "PSM Server - CPsmManager::RunL: CenRep change error: %i" ), cenrepErr ) );
+
+    TInt completeCode( KErrNone );
+
+    if ( KErrNone != cenrepErr )
+        {
+        // Indicate to mode change originator that mode is changed but with some failures
+        // i.e. mode successfully changed only partially
+        completeCode = KErrCompletion;
+        }
+
+    // Update mode to CenRep
+    CRepository* cenrep = CRepository::NewLC( KCRUidPowerSaveMode );
+    cenrep->Set( KPsmCurrentMode, iSettingsHandler->Mode() );
+    CleanupStack::PopAndDestroy( cenrep );
+
+    // If mode change was cancelled, no need to notify observers
+    if ( !iModeChangeCancel )
+        {
+        // Notify observers
+        NotifyObservers( completeCode );
+        }
+
+    // PSM change no longer active
+    iPowerSaveModeChangeActive = EFalse;
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::RunL - return" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::NotifyObservers
+// -----------------------------------------------------------------------------
+//
+void CPsmManager::NotifyObservers( const TInt aError ) const
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::NotifyObservers()" ) ) );
+
+    // Notify mode observers
+    for ( TInt i = 0; i < iModeObservers.Count(); i++ )
+        {
+        iModeObservers[i]->NotifyPsmModeChangeComplete( aError );
+        }
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::NotifyObservers - return" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::DoCancel
+// -----------------------------------------------------------------------------
+//
+void CPsmManager::DoCancel()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::DoCancel()" ) ) );
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::DoCancel - return" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::RunError
+// -----------------------------------------------------------------------------
+//
+TInt CPsmManager::RunError( TInt aError )
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::RunError()" ) ) );
+
+    // RunError should never occur as there are no leaving possibilities in RunL.
+    // Keeping RunError for possible future use
+
+    NotifyObservers( aError );
+    return KErrNone;
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::RegisterObserver
+// -----------------------------------------------------------------------------
+//
+void CPsmManager::RegisterObserver( MPsmModeChangeObserver* aObserver )
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::RegisterObserver()" ) ) );
+    iModeObservers.Append( aObserver );
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::RegisterObserver - return" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::UnregisterObserver
+// -----------------------------------------------------------------------------
+//
+void CPsmManager::UnregisterObserver( MPsmModeChangeObserver* aObserver )
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::UnregisterObserver()" ) ) );
+
+    // Loop observers and remove if found
+    for ( TInt i = 0; i < iModeObservers.Count(); i++ )
+        {
+        if ( aObserver == iModeObservers[ i ] )
+            {
+            iModeObservers.Remove( i );
+            }
+        }
+
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::UnregisterObserver - return" ) ) );
+    }
+
+// -----------------------------------------------------------------------------
+// CPsmManager::SettingsProvider
+// -----------------------------------------------------------------------------
+//
+MPsmSettingsProvider& CPsmManager::SettingsProvider()
+    {
+    COMPONENT_TRACE( ( _L( "PSM Server - CPsmManager::SettingsProvider()" ) ) );
+    return *iSettingsHandler; 
+    }
+
+// End of file