sysstatemgmt/ssmutilityplugins/ssmlocaleobserversup/inc/ssmlocaleobserversup.h
changeset 0 4e1aa6a622a0
child 21 ccb4f6b3db21
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/sysstatemgmt/ssmutilityplugins/ssmlocaleobserversup/inc/ssmlocaleobserversup.h	Tue Feb 02 00:53:00 2010 +0200
@@ -0,0 +1,132 @@
+/*
+* Copyright (c) 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: Declaration of CSsmLocaleObserverSup class.
+*
+*/
+
+#ifndef C_SSMLOCALEOBSERVERSUP_H
+#define C_SSMLOCALEOBSERVERSUP_H
+
+#include <e32base.h>
+#include <e32property.h>
+#include <f32file.h>
+#include <ssm/ssmutility.h>
+
+class CEnvironmentChangeNotifier;
+
+/**
+* SSM Utility plugin which stores locale data to file when it changes and
+* after data has been restored from a backup file.
+*/
+NONSHARABLE_CLASS( CSsmLocaleObserverSup ) : public CActive, public MSsmUtility
+    {
+
+public:
+
+    /**
+    * Two-phase constructor.
+    */
+	IMPORT_C static MSsmUtility* NewL();
+
+    /**
+    * Destructor.
+    */
+    virtual ~CSsmLocaleObserverSup();
+
+    /**
+    * Call-back method, called when there is a change in locale data.
+    */
+    void EnvChangeOccurredL();
+
+private: // From CActive
+
+	void RunL();
+	void DoCancel();
+
+private: // From MSsmUtility
+
+    void InitializeL();
+	void StartL();
+	void Release();
+
+private:
+
+    /**
+    * First phase constructor.
+    */
+    CSsmLocaleObserverSup();
+
+    /**
+    * Activate the active object.
+    */
+    void Activate();
+
+    /**
+    * Copied fron SysLocale.
+    * SaveLocaleL saves TLocale class to the given directory
+    * and initiates missing independent data, if any.
+    * Note, that independent data is created only once and it is
+    * shared by all the locales. Therefore, it is recommended
+    * to call this method upon early boot phase of a device.
+    * @param aPath Directory path containing locale data files.
+    *              (e.g. "c:\dir" or c:\dir\")
+    */
+    void SaveLocaleL( const TDesC& aPath );
+
+    /**
+    * Copied fron SysLocale.
+    * LoadLocaleL restores TLocale class from the given directory.
+    * If locale independent data (see note)
+    * exists, its data overrides the restored TLocale data.
+    * @param aPath Directory path containing locale data files
+    *              (e.g. "c:\dir" or c:\dir\")
+    */
+    void LoadLocaleL( const TDesC& aPath );
+
+    /**
+    * Stores locale independent data.
+    */
+    void SaveIndependentDataL( const TLocale& aLocale, const TDesC& aPath );
+
+    /**
+    * Loads locale independent data.
+    */
+    void LoadIndependentDataL( TLocale& aLocale, const TDesC& aPath );
+
+private: // data
+
+    /**
+    * Publish & subscribe interface for KUidBackupRestoreKey key.
+    */
+    RProperty iProperty;
+
+    /**
+    * Indicates if restore activity is currently taking place.
+    */
+    TBool iRestoreActive;
+
+    /**
+    * An environment change notifier that notifies us when any change
+    * happens in the environment.
+    */
+    CEnvironmentChangeNotifier* iEnvChangeNotifier;
+
+    /**
+    * File server session for writing the locale data files.
+    */
+    RFs iFs;
+
+    };
+
+#endif // C_SSMLOCALEOBSERVERSUP_H