memspyui/source/MemSpyViewHeapTracking.cpp
changeset 0 d6fe6244b863
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/memspyui/source/MemSpyViewHeapTracking.cpp	Tue Feb 02 00:17:27 2010 +0200
@@ -0,0 +1,435 @@
+/*
+* Copyright (c) 2009 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:
+*
+*/
+
+#include "MemSpyViewHeapTracking.h"
+
+// System includes
+#include <hal.h>
+
+// Engine includes
+#include <memspy/engine/memspyengine.h>
+#include <memspy/engine/memspyengineobjectprocess.h>
+#include <memspy/engine/memspyengineobjectthread.h>
+#include <memspy/engine/memspyengineobjectcontainer.h>
+#include <memspy/engine/memspyengineobjectthreadinfoobjects.h>
+#include <memspy/engine/memspyengineobjectthreadinfocontainer.h>
+#include <memspy/engine/memspyenginehelpersysmemtracker.h>
+
+// User includes
+#include "MemSpyUiUtils.h"
+#include "MemSpyViewMainMenu.h"
+#include "MemSpyContainerObserver.h"
+#include "MemSpyViewHeapTrackingSettings.h"
+#include "MemSpyViewHeapTrackingResults.h"
+
+
+CMemSpyViewHeapTracking::CMemSpyViewHeapTracking( CMemSpyEngine& aEngine, MMemSpyViewObserver& aObserver )
+:   CMemSpyViewBase( aEngine, aObserver ),
+    iState( EMemSpyViewHeapTrackingStateIdle )
+    {
+    if ( iEngine.HelperSysMemTracker().IsActive() )
+        {
+        iState = EMemSpyViewHeapTrackingStateTimerOn;
+        }
+    }
+
+
+CMemSpyViewHeapTracking::~CMemSpyViewHeapTracking()
+    {
+    delete iStopTimerCallBack;
+    iEngine.HelperSysMemTracker().RemoveObserver( this );
+    }
+
+
+void CMemSpyViewHeapTracking::ConstructL( const TRect& aRect, CCoeControl& aContainer, TAny* aSelectionRune )
+    {
+    _LIT( KTitle, "System-Wide Memory Tracking" );
+    SetTitleL( KTitle );
+    //
+    CMemSpyViewBase::ConstructL( aRect, aContainer, aSelectionRune );
+    
+    // Backup current config because it may be overwritten with Basic/Full mode settings.
+    CMemSpyEngineHelperSysMemTracker& swmt = iEngine.HelperSysMemTracker();
+    TMemSpyEngineHelperSysMemTrackerConfig config;
+    swmt.GetConfig( config );
+    iOriginalConfig = config;
+    
+    if ( config.iMode != TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeCustom )
+        {
+        // Set config. Needed for updating config for Basic or Full mode.
+        SetConfigByModeL( config.iMode, config );        
+        }
+        
+    // Make sure the correct item is selected
+    TInt index = 0;
+    if  ( aSelectionRune != NULL )
+        {
+        const TMemSpyViewType viewType = (TMemSpyViewType) ((TInt) aSelectionRune);
+        index = IndexByViewType( viewType );
+        }
+    iListBox->SetCurrentItemIndex( index );
+    HandleListBoxItemSelectedL( index );
+    }
+
+
+void CMemSpyViewHeapTracking::RefreshL()
+    {
+    SetListBoxModelL();
+    CMemSpyViewBase::RefreshL();
+    }
+
+
+TMemSpyViewType CMemSpyViewHeapTracking::ViewType() const
+    {
+    return EMemSpyViewTypeHeapTracking;
+    }
+
+
+CMemSpyViewBase* CMemSpyViewHeapTracking::PrepareParentViewL()
+    {
+    
+    // Save custom settings even if mode is Basic or Full
+    TRAP_IGNORE(
+        CMemSpyEngineHelperSysMemTracker& swmt = iEngine.HelperSysMemTracker();
+        TMemSpyEngineHelperSysMemTrackerConfig config;
+        swmt.GetConfig( config );
+        config.iEnabledCategories = iOriginalConfig.iEnabledCategories;
+        config.iThreadNameFilter = iOriginalConfig.iThreadNameFilter;
+        config.iDumpData = iOriginalConfig.iDumpData;
+        swmt.SetConfigL( config );
+        Settings().StoreSettingsL();
+        );
+    
+    CMemSpyViewMainMenu* parent = new(ELeave) CMemSpyViewMainMenu( iEngine, iObserver );
+    CleanupStack::PushL( parent );
+    parent->ConstructL( Rect(), *Parent(), (TAny*) ViewType() );
+    CleanupStack::Pop( parent );
+    return parent;
+    }
+
+
+CMemSpyViewBase* CMemSpyViewHeapTracking::PrepareChildViewL()
+    {
+    CMemSpyViewBase* child = NULL;
+    const TInt index = iListBox->CurrentItemIndex();
+    
+    // Get current config
+    CMemSpyEngineHelperSysMemTracker& swmt = iEngine.HelperSysMemTracker();
+    TMemSpyEngineHelperSysMemTrackerConfig config;
+    swmt.GetConfig( config );
+    
+    //
+    if  ( index == 0 )
+        {
+        // This is the start/stop toggle so we don't make a child view
+        child = NULL; 
+
+        // ... instead we either start or stop the tracker
+        if  ( !iEngine.HelperSysMemTracker().IsActive() )
+            {
+            iState = EMemSpyViewHeapTrackingStateSingleOn;
+            // Setting observer to be able to stop SWMT after first cycle is completed
+            iEngine.HelperSysMemTracker().SetObserver( this );
+            iEngine.HelperSysMemTracker().StartL();
+            }
+
+        // Redraw listbox 
+        RefreshL();
+        }
+    else if  ( index == 1 )
+        {
+        // This is the start/stop toggle so we don't make a child view
+        child = NULL; 
+
+        // ... instead we either start or stop the tracker
+        if  ( iEngine.HelperSysMemTracker().IsActive() && iState == EMemSpyViewHeapTrackingStateTimerOn )
+            {
+            iState = EMemSpyViewHeapTrackingStateIdle;
+            iEngine.HelperSysMemTracker().StopL();
+            }
+        else if ( iState == EMemSpyViewHeapTrackingStateIdle )
+            {
+            iState = EMemSpyViewHeapTrackingStateTimerOn;
+            iEngine.HelperSysMemTracker().StartL();
+            }
+
+        // Redraw listbox 
+        RefreshL();
+        }
+    else if ( index == 2 )
+        {
+        switch ( config.iMode )
+            {
+            case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeBasic:
+                {
+                // Set Full mode
+                SetConfigByModeL( TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeFull, config );
+                break;
+                }
+            case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeFull:
+                {
+                // Set Custom mode
+                SetConfigByModeL( TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeCustom, config );
+                break;
+                }
+            case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeCustom:
+                {
+                // Set Basic mode
+                SetConfigByModeL( TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeBasic, config );
+                break;
+                }
+            default: break;
+            }
+                
+        // Redraw listbox 
+        RefreshL();
+        }
+    else if ( index == 3 )
+        {        
+        if ( config.iMode == TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeCustom )
+            {
+            child = new(ELeave) CMemSpyViewHeapTrackingSettings( iEngine, iObserver );
+            }
+        else
+            {
+            child = new(ELeave) CMemSpyViewHeapTrackingResults( iEngine, iObserver );
+            }
+        }
+    else if ( index == 4 )
+        {
+        child = new(ELeave) CMemSpyViewHeapTrackingResults( iEngine, iObserver );
+        }
+    if  ( child )
+        {
+        CleanupStack::PushL( child );
+        child->ConstructL( Rect(), *Parent() );
+        CleanupStack::Pop( child );
+        }
+    
+    //
+    return child;
+    }
+
+
+void CMemSpyViewHeapTracking::SetListBoxModelL()
+    {
+    CDesCArrayFlat* model = new(ELeave) CDesCArrayFlat(5);
+    CleanupStack::PushL( model );
+
+    TBuf<KMaxFullName + 1> item;
+    
+    // Get current config
+    CMemSpyEngineHelperSysMemTracker& swmt = iEngine.HelperSysMemTracker();
+    TMemSpyEngineHelperSysMemTrackerConfig config;
+    swmt.GetConfig( config );
+
+    // 1st item
+    _LIT( KItem1FormatEnable, "\tGet dump now" );
+    model->AppendL( KItem1FormatEnable );
+
+    
+    // 1st item
+    if  ( iEngine.HelperSysMemTracker().IsActive() && iState == EMemSpyViewHeapTrackingStateTimerOn )
+        {
+        _LIT( KItem1FormatEnable, "\tStop timer\t\t%d (sec)" );
+        TName item;
+        item.Format( KItem1FormatEnable, config.iTimerPeriod.Int() / 1000000 );
+        model->AppendL( item );
+        }
+    else
+        {
+        _LIT( KItem1FormatEnable, "\tStart timer\t\t%d (sec)" );
+        TName item;
+        item.Format( KItem1FormatEnable, config.iTimerPeriod.Int() / 1000000 );
+        model->AppendL( item );
+        }
+    
+    // 2nd item
+    switch ( config.iMode )
+        {
+        case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeBasic:
+            {
+            _LIT( KItem2Format, "\tTracking mode\t\tBasic" );
+            model->AppendL( KItem2Format );        
+            break;
+            }
+        case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeFull:
+            {
+            _LIT( KItem2Format, "\tTracking mode\t\tFull" );
+            model->AppendL( KItem2Format );        
+            break;
+            }
+        case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeCustom:
+            {
+            _LIT( KItem2Format, "\tTracking mode\t\tCustom" );
+            model->AppendL( KItem2Format );
+            
+            // 3rd item
+            TFullName item;
+            if ( config.DumpData() && 
+                config.iEnabledCategories & TMemSpyEngineHelperSysMemTrackerConfig::EMemSpyEngineSysMemTrackerCategoryUserHeap )
+                {
+                _LIT( KItem3Format, "\tSettings\t\t%d categ., dump" );
+                item.Format( KItem3Format, config.EnabledCategoryCount() );
+                }
+            else
+                {
+                _LIT( KItem3Format, "\tSettings\t\t%d categories" );
+                item.Format( KItem3Format, config.EnabledCategoryCount() );
+                }
+            model->AppendL( item );            
+            break;
+            }
+        default: break;
+        }
+    
+    // 4th item    
+    const TInt cycleCount = iEngine.HelperSysMemTracker().MdcaCount();
+    if ( cycleCount )
+        {
+        _LIT( KItem2Format, "\tResults\t\t%d cycles" );
+        TFullName item;
+        item.Format( KItem2Format, cycleCount );
+        model->AppendL( item );
+        }
+    else
+        {
+        _LIT( KItem2Format, "\tResults\t\tNo results" );
+        model->AppendL( KItem2Format );
+        }
+
+    // Set up list box
+    CAknSettingStyleListBox* listbox = static_cast< CAknSettingStyleListBox* >( iListBox );
+    listbox->Model()->SetItemTextArray( model );
+    listbox->Model()->SetOwnershipType( ELbmOwnsItemArray );
+    CleanupStack::Pop( model );
+    }
+
+
+void CMemSpyViewHeapTracking::HandleCyclesResetL()
+    {
+    }
+
+
+void CMemSpyViewHeapTracking::HandleCycleStartedL( const CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )
+    {
+    }
+
+
+void CMemSpyViewHeapTracking::HandleCycleFinishedL( const CMemSpyEngineHelperSysMemTrackerCycle& /*aCycle*/ )
+    {
+    // Stopping SWMT does not work directly from this function.
+    // It has to be made asynchronously.
+    iStopTimerCallBack = new (ELeave) CAsyncCallBack( TCallBack( CMemSpyViewHeapTracking::AsyncStopTimerCallback, this ), CActive::EPriorityStandard );
+    iStopTimerCallBack->CallBack();
+    }
+
+
+TInt CMemSpyViewHeapTracking::IndexByViewType( TMemSpyViewType aType )
+    {
+    // Get current config
+    CMemSpyEngineHelperSysMemTracker& swmt = iEngine.HelperSysMemTracker();
+    TMemSpyEngineHelperSysMemTrackerConfig config;
+    swmt.GetConfig( config );
+    
+    TInt index = 0;
+    //
+    switch( aType )
+        {
+    default:
+    case EMemSpyViewTypeHeapTrackingResults:
+        {
+        if ( config.iMode == TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeCustom )
+            {
+            index = 4;
+            }
+        else
+            {
+            index = 3;
+            }
+        break;
+        }
+    case EMemSpyViewTypeHeapTrackingSettings:
+        index = 3;
+        break;
+        }
+    //
+    return index;
+    }
+
+
+void CMemSpyViewHeapTracking::SetConfigByModeL( TMemSpyEngineHelperSysMemTrackerConfig::TMemSpyEngineSysMemTrackerMode aMode, TMemSpyEngineHelperSysMemTrackerConfig& aConfig )
+    {
+    switch ( aMode )
+        {
+        case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeBasic:
+            {
+            aConfig.iMode = aMode;
+            aConfig.iEnabledCategories = TMemSpyEngineHelperSysMemTrackerConfig::EMemSpyEngineSysMemTrackerCategoryUserHeap |
+                                         TMemSpyEngineHelperSysMemTrackerConfig::EMemSpyEngineSysMemTrackerCategoryUserStacks |
+                                         TMemSpyEngineHelperSysMemTrackerConfig::EMemSpyEngineSysMemTrackerCategoryGlobalData |
+                                         TMemSpyEngineHelperSysMemTrackerConfig::EMemSpyEngineSysMemTrackerCategorySystemMemory;
+            aConfig.iDumpData = EFalse;
+            break;
+            }
+        case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeFull:
+            {
+            aConfig.iMode = aMode;
+            aConfig.iEnabledCategories = TMemSpyEngineHelperSysMemTrackerConfig::EMemSpyEngineSysMemTrackerCategoryAll;
+            aConfig.iDumpData = ETrue;
+            aConfig.iThreadNameFilter = KNullDesC;
+            break;
+            }
+        case TMemSpyEngineHelperSysMemTrackerConfig::MemSpyEngineSysMemTrackerModeCustom:
+            {
+            aConfig.iMode = aMode;
+            aConfig.iEnabledCategories = iOriginalConfig.iEnabledCategories;
+            aConfig.iDumpData = iOriginalConfig.iDumpData;
+            aConfig.iThreadNameFilter = iOriginalConfig.iThreadNameFilter;
+            break;
+            }
+        default: User::Leave( KErrArgument );
+        }
+    // Push changes to SWMT
+    CMemSpyEngineHelperSysMemTracker& swmt = iEngine.HelperSysMemTracker();
+    swmt.SetConfigL( aConfig );
+    Settings().StoreSettingsL();
+    }
+
+
+TInt CMemSpyViewHeapTracking::AsyncStopTimerCallback( TAny* aParam )
+    {
+    CMemSpyViewHeapTracking* view = static_cast<CMemSpyViewHeapTracking*>( aParam );
+    return view->AsyncStopTimerCallback();
+    }
+
+
+TInt CMemSpyViewHeapTracking::AsyncStopTimerCallback()
+    {
+    iState = EMemSpyViewHeapTrackingStateIdle;
+    iEngine.HelperSysMemTracker().RemoveObserver( this );
+    TRAP_IGNORE(
+        iEngine.HelperSysMemTracker().StopL();
+        RefreshL();
+        );
+    delete iStopTimerCallBack;
+    iStopTimerCallBack = NULL;
+    return KErrNone;
+    }
+
+
+