wvuing/wvuiave/AppSrc/CCAIdleWait.h
changeset 0 094583676ce7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wvuing/wvuiave/AppSrc/CCAIdleWait.h	Thu Dec 17 08:41:52 2009 +0200
@@ -0,0 +1,96 @@
+/*
+* Copyright (c) 2002-2005 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:  Helper class for idle wait
+ *
+*/
+
+
+
+#ifndef CCAIDLEWAIT_H
+#define CCAIDLEWAIT_H
+
+// INCLUDES
+#include    <e32base.h>
+
+// FORWARD DECLARATIONS
+class CIdle;
+
+// CLASS DECLARATION
+
+/**
+ *  This class gives some helper functions
+ *
+ *  @lib chat.app
+ *  @since 2.1
+ */
+class CCAIdleWait: public CBase
+    {
+    public: // New functions
+
+        /**
+         * This method halts the execution until
+         * processor has some idle time
+         * @CallbackFlag. Flag for callback. If
+         *                  ETrue -> continue idle.
+         *                  EFalse -> Stop idle.
+         */
+        static void IdleWaitL( const TInt* aCallbackFlag = NULL );
+
+    private: // New methods
+
+        /**
+         * destructor
+         */
+        ~CCAIdleWait();
+
+        /**
+         * Constructor
+         * @see IdleWaitL method for parameter.
+         */
+        CCAIdleWait( const TInt* aCallbackFlag );
+
+        /**
+         * Does the actual waiting
+         */
+        void DoIdleWaitL();
+
+        /**
+         * Does the actual stopping
+         */
+        void DoIdleStop();
+
+        /**
+         * CIdle callback function
+         * @param aInstance Instance of this class
+         * @return Need for recall
+         */
+        static TBool Callback( TAny* aInstance );
+
+
+    private: // Data
+
+        // Owns
+        CIdle* iIdle;
+
+        // active object wait
+        CActiveSchedulerWait iWait;
+
+        /// Callback flag for knowing when to stop idle.
+        const TInt* iCallbackFlag;
+
+    };
+
+#endif      // CCAIDLEWAIT_H
+
+// End of File