usbengines/usbotgwatcher/inc/cusbindicatornotifier.h
changeset 0 1e05558e2206
child 1 705ec7b86991
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/usbengines/usbotgwatcher/inc/cusbindicatornotifier.h	Thu Dec 17 09:14:30 2009 +0200
@@ -0,0 +1,111 @@
+/*
+* 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:  Blink/show Usb indicator notifier implementation
+ *
+*/
+
+
+#ifndef C_USBINDICATORNOTIFIER_H
+#define C_USBINDICATORNOTIFIER_H
+
+#include <e32base.h>
+#include <AknNotifyStd.h>       // SAknSmallIndicatorParams
+#include <AknNotifySignature.h> // SAknNotifierPackage
+#include <avkon.hrh>            // EAknIndicatorUSBConnection
+#include "cusbtimer.h"
+#include "cusbnotifier.h"
+
+
+/**
+ * Class implements functionality of showing/blinking usb indicator
+ * Class does not provide method to get response from the user
+ */
+NONSHARABLE_CLASS( CUsbIndicatorNotifier ): public CUsbNotifier, MUsbTimerObserver
+    {
+public:
+    /**
+     * Two-phased constructor.
+     * @param aNotifManager Owner of the class, will destroy the object when needed
+     * @return Pointer to the new instance of CUsbIndicatorNotifier
+     */
+    static CUsbIndicatorNotifier* NewL(CUsbNotifManager* aNotifManager);
+
+    /**
+     * Destructor.
+     */
+    virtual ~CUsbIndicatorNotifier();
+
+    /**
+     * Show/hide static icon of the indicator. 
+     * If the indicator is blinking, stop blinking it and show/hide the static 
+     * form of the indicator.
+     * @param aVisible ETrue - Show the indicator, EFalse - Hide the indicator 
+     */
+    void ShowIndicatorL(TBool aVisible);
+
+    // From base class CUsbNotifier
+    /**
+     * Start to show notifier
+     */
+    virtual void ShowL();
+
+    /**
+     * Stop showing notifier
+     */
+    virtual void Close();
+
+    // From MUsbTimerObserver
+    /**
+     * Timer elapsed
+     * @param Timer id
+     */
+    void TimerElapsedL(TUsbTimerId aTimerId);
+
+private:
+
+    /**
+     * Default constructor.
+     * @param aNotifManager Owner
+     */
+    CUsbIndicatorNotifier(CUsbNotifManager* aNotifManager);
+
+    /**
+     * 2nd phase constructor.
+     */
+    void ConstructL();
+
+    /**
+     * Set USB indicator On or Off
+     * @param aState Indicator states 
+     */
+    void SetIndicatorStateL(const TInt aState);
+    
+private:
+    // data
+
+    /**
+     * Switch timer for showing/hiding the usb indicator interleavingly for 
+     * animating the indicator. 
+     * Own
+     */
+    CUsbTimer* iIconBlinkingTimer;
+
+    /**
+     * Current indicator state
+     */
+    TInt iIndicatorState;
+
+    };
+
+#endif // C_USBINDICATORNOTIFIER_H