fmradio/fmradioengine/inc/fmradioaccessoryconnection.h
branchRCL_3
changeset 20 93c594350b9a
parent 11 97dcae98e602
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/fmradio/fmradioengine/inc/fmradioaccessoryconnection.h	Wed Sep 01 12:30:32 2010 +0100
@@ -0,0 +1,99 @@
+/*
+* Copyright (c) 2008 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:  Observer of accessory connection.
+*
+*/
+
+#ifndef CFMRADIOACCESSORYCONNECTION_H
+#define CFMRADIOACCESSORYCONNECTION_H
+
+class TAccPolGenericIDArray;
+class MFMRadioHeadsetEventObserver;
+
+#include <e32base.h> // For CActive, link against: euser.lib
+#include <AccessoryServer.h> //For RAccessoryServer session
+#include <AccessoryConnection.h> //For RAccessoryConnection subsession
+
+NONSHARABLE_CLASS( CFMRadioAccessoryConnection ) : public CActive
+    {
+public:
+    // Cancel and destroy
+    ~CFMRadioAccessoryConnection();
+    
+    // Two-phased constructor.
+    static CFMRadioAccessoryConnection* NewL();
+    /**
+     * Sets observer. The observer will be notified when headset has been 
+     * pressed or headset is connected/disconnected.
+     *
+     * @param aObserver Observer
+     */
+    void SetObserver( MFMRadioHeadsetEventObserver* aObserver );
+    
+    /**
+     * Public boolean getter, return ETrue if 
+     * a wired headset is connected
+     */
+    TBool WiredHeadsetConnected();
+private:
+    /**
+     * C++ default constructor.
+     */
+    CFMRadioAccessoryConnection();
+    
+    /**
+     * Static constructor.
+     */
+    void ConstructL();
+    
+    /**
+     * Private boolean getter, return ETrue if 
+     * a wired headset is found in array of connected accessories
+     */
+    TBool WiredHeadsetInArrayL();
+    
+    /**
+     * Private boolean getter, return ETrue if 
+     * a wired headset is found in first index of
+     * array of connected accessories.
+     */
+    TBool WiredHeadsetFirstInArrayL();
+    
+    /**
+     * From CActive
+     *
+     * @see CActive::RunL()
+     */
+    void RunL();
+    
+    /**
+     * From CActive
+     *
+     * @see CActive::DoCancel()
+     */        
+    void DoCancel();
+    
+private:
+    /** 
+     * Instance that gets notifications of the headset state changes 
+     */
+    MFMRadioHeadsetEventObserver* iObserver;
+    TBool iWiredHeadsetConnected;
+    TInt iAccessoryCount;
+    RAccessoryServer iAccessoryServer;
+    RAccessoryConnection iAccessoryConnection;
+    TAccPolGenericIDArray iAccessoryArray;
+    };
+#endif // CFMRADIOACCESSORYCONNECTION_H
+