1 /*

     2 * Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). 

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - initial contribution.

    11 *

    12 * Contributors:

    13 *

    14 * Description:  

    15 *

    16 */

    17 

    18 

    19 #ifndef PERFMON_ENGINE_H

    20 #define PERFMON_ENGINE_H

    21 

    22 // INCLUDES

    23 #include <e32std.h>

    24 #include <e32base.h>

    25 #include <apgcli.h>

    26 #include <gdi.h>

    27 

    28 #include "perfmon.hrh"

    29 

    30 

    31 // setting keys (do not change uids of existing keys to maintain compatibility to older versions!)

    32 const TUid KPMSettingHeartBeat                              = { 0x00 };

    33 const TUid KPMSettingMaxSamples                             = { 0x01 };

    34 const TUid KPMSettingPriority                               = { 0x02 };

    35 const TUid KPMSettingCPUMode                                = { 0x03 };

    36 const TUid KPMSettingKeepBackLightOn                        = { 0x04 };

    37 

    38 const TUid KPMSettingDataPopupVisbility                     = { 0x05 };

    39 const TUid KPMSettingDataPopupLocation                      = { 0x06 };

    40 const TUid KPMSettingDataPopupSources                       = { 0x07 };

    41 

    42 const TUid KPMSettingGraphsVerticalBarPeriod                = { 0x08 };

    43 const TUid KPMSettingGraphsSources                          = { 0x09 };

    44 

    45 const TUid KPMSettingLoggingMode                            = { 0x0A };

    46 const TUid KPMSettingLoggingFilePath                        = { 0x0B };

    47 const TUid KPMSettingLoggingSources                         = { 0x0C };

    48 

    49 // FORWARD DECLARATIONS

    50 class CPerfMonValuesContainer;

    51 class CPerfMonGraphsContainer;

    52 class CPerfMonDataPopupContainer;

    53 class CEikonEnv;

    54 class CCoeControl;

    55 class CDictionaryFileStore;

    56 

    57 

    58 // CLASS DECLARATIONS

    59 

    60 

    61 class TPerfMonSources

    62     {

    63 public:

    64     TBool iSrcEnabled[ESourcesLength];

    65 

    66 public:

    67     inline void SetDefaults1()

    68         {

    69         iSrcEnabled[ESourceCPU] = ETrue;

    70         iSrcEnabled[ESourceRAM] = ETrue;

    71         iSrcEnabled[ESourceC]   = ETrue;

    72         iSrcEnabled[ESourceD]   = EFalse;

    73         iSrcEnabled[ESourceE]   = EFalse;

    74         iSrcEnabled[ESourceF]   = EFalse;

    75         iSrcEnabled[ESourceG]   = EFalse;

    76         iSrcEnabled[ESourceH]   = EFalse;

    77         iSrcEnabled[ESourceI]   = EFalse;        

    78         }

    79     inline void SetDefaults2()

    80         {

    81         iSrcEnabled[ESourceCPU] = ETrue;

    82         iSrcEnabled[ESourceRAM] = ETrue;

    83         iSrcEnabled[ESourceC]   = EFalse;

    84         iSrcEnabled[ESourceD]   = EFalse;

    85         iSrcEnabled[ESourceE]   = EFalse;

    86         iSrcEnabled[ESourceF]   = EFalse;

    87         iSrcEnabled[ESourceG]   = EFalse;

    88         iSrcEnabled[ESourceH]   = EFalse;

    89         iSrcEnabled[ESourceI]   = EFalse;        

    90         }

    91     TInt EnabledSourcesCount()

    92         {

    93         TInt srcCount(0);

    94         

    95         for (TInt i=0; i<ESourcesLength; i++)

    96             {

    97             if (iSrcEnabled[i])

    98                 srcCount++;

    99             }

   100         

   101         return srcCount;

   102         }

   103     };

   104     

   105 

   106 class TPerfMonSettings

   107     {

   108 public:

   109     TInt                iHeartBeat;

   110     TInt                iMaxSamples;

   111     TInt                iPriority;

   112     TInt                iCPUMode;

   113     TBool               iKeepBacklightOn;

   114 

   115     TInt                iDataPopupVisibility;

   116     TInt                iDataPopupLocation;

   117     TPerfMonSources     iDataPopupSources;

   118 

   119     TInt                iGraphsVerticalBarPeriod;

   120     TPerfMonSources     iGraphsSources;

   121 

   122     TInt                iLoggingMode;

   123     TFileName           iLoggingFilePath;

   124     TPerfMonSources     iLoggingSources;

   125     

   126     TBool               iLoggingEnabled;

   127     };

   128 

   129 

   130 class TSampleData

   131 	{

   132 public:

   133     TInt64                          iFree;

   134     TInt64                          iSize;

   135     TTimeIntervalMicroSeconds       iTimeFromStart;

   136 	}; 

   137 

   138 typedef CArrayFixSeg<TSampleData> CSampleDataArray;

   139 

   140 

   141 class TSampleEntry

   142 	{

   143 public:

   144     TBuf<16>            iDescription;

   145     TBuf<16>            iUnitTypeShort; //eg. b

   146     TBuf<16>            iUnitTypeLong;  //eg. bytes

   147     TInt                iDriveNumber;   //used only for disk drives

   148     TRgb                iGraphColor;

   149     CSampleDataArray*   iSampleDataArray;

   150 	}; 

   151 	

   152 typedef CArrayFixSeg<TSampleEntry> CSampleEntryArray;

   153 

   154 

   155 

   156 class CPerfMonEngine : public CActive

   157 	{

   158 public:

   159 	~CPerfMonEngine();

   160 	void ActivateEngineL();

   161 	void DeActivateEngineL();

   162     void EnableLogging(TBool aEnable);

   163 

   164 private:

   165 	void RunL();

   166 	void DoCancel();

   167 

   168 protected:

   169 	CPerfMonEngine();

   170 	void ConstructL();

   171     void LoadSettingsL();

   172     void SaveSettingsL();

   173     void OpenLogFile(TBool aOpen);

   174     void CreateSamplesDataArrayL();

   175     void UpdateSamplesDataL();

   176     void AppendLatestSamplesToLogsL();

   177     void ActivateCPUMonitoringL();

   178     TBool OpenHandleToNullThread();

   179     void DeActivateCPUMonitoring();

   180     TBool CPUTimeSupported();

   181     TThreadPriority SettingItemToThreadPriority(TInt aIndex);

   182     void LoadDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, TInt& aValue);

   183     void LoadDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, TDes& aValue);

   184     void LoadDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, TPerfMonSources& aValue);

   185     void SaveDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, const TInt& aValue);

   186     void SaveDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, const TDes& aValue);

   187     void SaveDFSValueL(CDictionaryFileStore* aDicFS, const TUid& aUid, const TPerfMonSources& aValue);

   188     

   189 protected:

   190     virtual void SendDrawEventToContainersL() = 0;

   191     virtual void HandleSettingsChangeL();

   192     

   193 public:

   194     inline TPerfMonSettings& Settings() { return iSettings; }

   195     inline CEikonEnv* EikonEnv() { return iEnv; }

   196     inline RApaLsSession& LsSession() { return iLs; }

   197 

   198     inline CSampleEntryArray* SampleEntryArray() { return iSampleEntryArray; } 

   199 

   200 protected:

   201     RTimer                          iTimer;

   202     CEikonEnv*                      iEnv;

   203     TPerfMonSettings                iSettings;

   204     RApaLsSession                   iLs;

   205     CSampleEntryArray*              iSampleEntryArray;

   206     TTime                           iStartTime;

   207 

   208     TInt                            iCurrentCPUMode;

   209 

   210     RThread                         iNullThread;

   211     RThread                         iCPULoadThread;

   212 	TBool                           iCPULoadCalibrating;

   213 	TInt                            iCPULoadCalibrationCounter;

   214 	TInt64                          iCPULoadMaxValue;

   215 	TInt64                          iCPULoadPreviousValue;    

   216 	TInt64                          iCPULoadCounter;

   217     TTime                           iPreviousTime;

   218     

   219     TBool                           iLogFileInitialized;

   220     RFile                           iLogFile;

   221     };

   222  

   223 

   224 #endif