browserplugins/browseraudiovideoplugin/inc/BavpVolumeHandler.h
branchRCL_3
changeset 48 8e6fa1719340
parent 0 84ad3b177aa3
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browserplugins/browseraudiovideoplugin/inc/BavpVolumeHandler.h	Wed Sep 01 12:31:04 2010 +0100
@@ -0,0 +1,112 @@
+/*
+* Copyright (c) 2006 Nokia Corporation and/or its subsidiary(-ies).
+* All rights reserved.
+* This component and the accompanying materials are made available
+* under the terms of the License "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:  AO that completes on a change in the volume property.
+*
+*/
+
+
+#ifndef BAVPVOLUMEHANDLER_H
+#define BAVPVOLUMEHANDLER_H
+
+#include <e32std.h>
+#include <CenRepNotifyHandler.h>
+
+// CONSTANTS
+const TInt KGeneralProfile = 0;
+const TInt KSilentProfile = 1;
+const TInt KMeetingProfile = 2;
+
+// The Central Depository volume values:
+// 0(mute), 2, 5, 8, 10(maximum)
+// Used to populate the initial volume and the volume dialog 
+const TInt KCRVolume0 = 0;
+const TInt KCRVolume2 = 2;
+const TInt KCRVolume5 = 5;
+const TInt KCRVolume8 = 8;
+const TInt KCRVolume10 = 10;
+const TInt KCRVolumeMute = KCRVolume0;
+const TInt KCRVolumeMax = KCRVolume10;
+
+// FORWARD DECLARATIONS
+class MBavpVolumeObserver;
+class CCenRepNotifyHandler;
+class CRepository;
+
+/**
+*  CBavpVolumeHandler class for soft volume handling
+*  @lib npBrowserVideoPlugin.lib
+*  @since 3.2
+*/
+class CBavpVolumeHandler : public CBase,
+						   public MCenRepNotifyHandlerCallback
+	{
+        public:
+            // Constructors and destructor
+
+        /**
+        * Two-phased constructor.
+        */
+    	static CBavpVolumeHandler* NewL( MBavpVolumeObserver* aObserver );
+    	
+    	/**
+        * Destructor.
+        */
+        ~CBavpVolumeHandler();
+        
+        /**
+        * function impl for MCenRepNotifyHandlerCallback interface 
+        * @since 3.1
+        * @param TInt aVolume - volume value to be set to
+        * @return void
+        */
+    	void HandleNotifyInt( const TUint32 aKeyId, TInt aNewValue );
+        
+    private:
+        /**
+        * C++ default constructor.
+        */
+    	CBavpVolumeHandler( MBavpVolumeObserver* aObserver );
+    	    
+    	/**
+        * By default Symbian 2nd phase constructor is private.
+        */
+    	void ConstructL();
+    	
+    private:
+        
+        MBavpVolumeObserver* iObserver;
+
+		// Central repository for Volume settings 
+    	CRepository* iVolumeRepository;
+  	
+		// Handler to notify volume changes in central repository
+    	CCenRepNotifyHandler* iVolumeCRHandler;
+
+    	// Current volume settings
+    	TInt iCurrentVolume;
+    	
+    	// Previous volume settings, save for mute/unmute
+    	TInt iPreviousVolume;
+
+		// Central repository for Profiles 
+		CRepository*  iProfileRepository;
+
+		// Handler to notify Profile changes in central repository
+		CCenRepNotifyHandler* iProfileCRHandler;
+
+    	// Current profile settings
+    	TInt iCurrentProfile;
+	};
+
+#endif //BAVPVOLUMEHANDLER_H