--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/sysresmonitoring/oommonitor/inc/oomlog.h Mon Mar 29 12:26:16 2010 +0100
@@ -0,0 +1,85 @@
+/*
+* 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 "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: Logging functionality for OOM monitor profiling.
+*
+*/
+
+
+#ifndef OOMLOG_H_
+#define OOMLOG_H_
+
+#ifdef _DEBUG
+
+#include <apgwgnam.h>
+
+#include "oomwindowgrouplist.h"
+
+const TUint KTimeBetweenMemorySamples = 100000; // In microseconds
+const TUint KSamplingDurationUint = 3000000;
+
+const TUint KMaxBytesOfLoggingPerSample = 20;
+
+NONSHARABLE_CLASS(COomLogger) : public CTimer
+ {
+public:
+ static COomLogger* NewL(RWsSession& aWs, RFs& aFs);
+
+ // Start logging the available memory every n micro seconds
+ // Firstly a list of the app IDs is written to the log (foreground app first)
+ // Note that the log is created in memory (to a pre-allocated buffer) and flushed out after it is complete
+ // the samples are saved in CSV format so that they can easily be cut and pasted to plot graphs etc.
+ void StartL();
+
+// From CTimer / CActice
+ void RunL();
+ void DoCancel();
+
+ ~COomLogger();
+
+ void Write(const TDesC8& aBuffer);
+
+protected:
+ void LogApplicationIds();
+ void LogFreeMemory();
+
+ COomLogger(RWsSession& aWs, RFs& aFs);
+ void ConstructL();
+
+ // Duplicated functionality from OomMonitor
+ // Duplicated because it was messy to reuse it and to minimise changes to OOM monitor during development of new features
+ void ColapseWindowGroupTree();
+
+ TUid GetUidFromWindowGroupId(TInt aWgId);
+
+ RWsSession& iWs;
+
+ // Used to get a list of open applications
+ RArray<RWsSession::TWindowGroupChainInfo> iWgIds;
+ CApaWindowGroupName* iWgName;
+ HBufC* iWgNameBuf; // owned by iWgName
+
+ RFs& iFs;
+
+ RFile iFile;
+ TBool iIsOpen;
+
+ // The time when the logging was started
+ TTime iStartTime;
+
+ TBuf8<(KSamplingDurationUint / KTimeBetweenMemorySamples) * KMaxBytesOfLoggingPerSample> iWriteBuffer;
+ };
+
+#endif //_DEBUG
+
+#endif /*OOMLOG_H_*/