--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbuis/usbuinotif/inc/usbnotifier.h	Thu Dec 17 09:14:30 2009 +0200
@@ -0,0 +1,206 @@
+/*
+ * Copyright (c) 2005, 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:  Declares USB UI notifiers base class.
+ *
+ */
+#ifndef USBUINOTIFIER_H
+#define USBUINOTIFIER_H
+// INCLUDES
+#include <usbuinotif.h>
+#include <eikenv.h>
+#include <data_caging_path_literals.hrh> 
+#include <usbman.h>
+#include <usbwatcher.h>
+#include <akncapserverclient.h>  
+#include "USBUINotifDebug.h"
+// CONSTANTS
+// Literal resource filename 
+_LIT(KResourceFileName, "usbuinotif.rsc");
+
+// FORWARD DECLARATIONS
+
+
+// CLASS DECLARATION
+
+/**
+ *  This class is the base class for all notifiers.
+ *
+ *  @lib
+ */
+NONSHARABLE_CLASS(CUSBUINotifierBase) : public CActive, public MEikSrvNotifierBase2
+    {
+public:
+    // Constructors and destructor
+
+    /**
+     * Destructor.
+     */
+    virtual ~CUSBUINotifierBase();
+
+protected:
+    // Constructors and destructor
+
+    /**
+     * C++ default constructor.
+     */
+    CUSBUINotifierBase();
+
+    /**
+     * Symbian 2nd phase constructor.
+     */
+    virtual void ConstructL();
+
+protected:
+    // New functions
+
+    /**
+     * Used in asynchronous notifier launch to store received parameters 
+     * into members variables and make needed initializations.        
+     * @param aBuffer A buffer containing received parameters
+     * @param aReplySlot a Reply slot.
+     * @param aMessage Should be completed when the notifier is deactivated.
+     * @return None.
+     */
+    virtual void GetParamsL(const TDesC8& aBuffer, TInt aReplySlot,
+            const RMessagePtr2& aMessage)=0;
+
+    /**
+     * A function for checking the status of Apps key.
+     * @param aEnable A Boolean according to Apps key status
+     * @return None.
+     */
+    void SuppressAppSwitching(TBool aEnable);
+
+    /**
+     * Check if message needs to be completed and complete it
+     * @param aReason   The completetion code
+     */
+    void CompleteMessage(TInt aReason);
+
+    /*
+     * Check whether the keylock is on. If yes turn it off.
+     * @since S60 3.2
+     */
+    void DisableKeylock();
+
+    /*
+     * Restore the keyguard on if it has been disabled by DisableKeylock.
+     * @since S60 3.2
+     */
+    void RestoreKeylock();
+
+protected:
+    // Functions from base classes        
+
+    /**
+     * From CActive Gets called when a request completes.
+     * @param None.
+     * @return None.
+     */
+    virtual void RunL()=0;
+
+    /**
+     * From CActive Gets called when a leave occurres in RunL.
+     * @param aError Symbian OS errorcode.
+     * @return error code.
+     */
+    virtual TInt RunError(TInt aError);
+
+    /**
+     * From MEikSrvNotifierBase2 Called when a notifier is first loaded 
+     * to allow any initial construction that is required.
+     * @param None.
+     * @return A structure containing priority and channel info.
+     */
+    virtual TNotifierInfo RegisterL()=0;
+
+    /**
+     * From MEikSrvNotifierBase2 The notifier has been deactivated 
+     * so resources can be freed and outstanding messages completed.
+     * @param None.
+     * @return None.
+     */
+    virtual void Cancel();
+
+private:
+    // Functions from base classes        
+
+    /**
+     * From MEikSrvNotifierBase2 Called when all resources allocated 
+     * by notifiers should be freed.
+     * @param None.
+     * @return None.
+     */
+    virtual void Release();
+
+    /**
+     * From MEikSrvNotifierBase2 Return the priority a notifier takes 
+     * and the channels it acts on.
+     * @param None.
+     * @return A structure containing priority and channel info.
+     */
+    virtual TNotifierInfo Info() const;
+
+    /**
+     * From MEikSrvNotifierBase2 Synchronic notifier launch.        
+     * @param aBuffer Received parameter data.
+     * @return A pointer to return value.
+     */
+    virtual TPtrC8 StartL(const TDesC8& aBuffer);
+
+    /**
+     * From MEikSrvNotifierBase2 Asynchronic notifier launch.
+     * @param aBuffer A buffer containing received parameters
+     * @param aReturnVal The return value to be passed back.
+     * @param aMessage Should be completed when the notifier is deactivated.
+     * @return A pointer to return value.
+     */
+    virtual void StartL(const TDesC8& aBuffer, TInt aReplySlot,
+            const RMessagePtr2& aMessage);
+
+    /**
+     * From MEikSrvNotifierBase2 Updates a currently active notifier.
+     * @param aBuffer The updated data.
+     * @return A pointer to return value.
+     */
+    virtual TPtrC8 UpdateL(const TDesC8& aBuffer);
+
+    /**
+     * From CActive Gets called when a request is cancelled.
+     * @param None.
+     * @return None.
+     */
+    virtual void DoCancel();
+
+private:
+    TBool iKeylockChanged; // Flag used to restore the keylock
+    RAknUiServer iAknServer;
+protected:
+    // Data
+
+    RMessagePtr2 iMessage; // Received message
+    TInt iReplySlot; // Reply slot
+    TBool iNeedToCompleteMessage; // Flag for releasing messages
+
+    TInt iResourceFileFlag; // Flag for eikon env.
+    TNotifierInfo iInfo; // Notifier parameters structure    
+    CEikonEnv* iEikEnv; // Local eikonenv, not own
+    TBool iAppsKeyBlocked; // Apps key status 
+
+    TBool iCoverDisplaySupported; // Cover Display UI feature support
+
+    };
+
+#endif // USBUINOTIFIER_H
+// End of File