perfmon/src/perfmon_settingsviewdlg.cpp
branchRCL_3
changeset 22 fad26422216a
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/perfmon/src/perfmon_settingsviewdlg.cpp	Wed Sep 01 12:30:35 2010 +0100
@@ -0,0 +1,681 @@
+/*
+* 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 FILES
+#include "perfmon_settingsviewdlg.h"
+#include "perfmon_model.h"
+#include "perfmon.hrh"
+#include "perfmon_std.h"
+#include <perfmon.rsg>
+
+#include <aknsettingitemlist.h>
+#include <CAknMemorySelectionSettingItem.h> 
+#include <aknlists.h>
+#include <akntitle.h>
+#include <aknnavi.h>
+#include <aknnavide.h>
+#include <StringLoader.h>
+#include <aknnotewrappers.h> 
+
+// ===================================== MEMBER FUNCTIONS =====================================
+
+CPerfMonSettingsViewDlg* CPerfMonSettingsViewDlg::NewL(TPerfMonSettings& aSettings)
+    {
+    CPerfMonSettingsViewDlg* self = new(ELeave) CPerfMonSettingsViewDlg(aSettings);
+    CleanupStack::PushL(self);
+    self->ConstructL();
+    CleanupStack::Pop(self);
+    return self;    
+    }
+
+// --------------------------------------------------------------------------------------------
+
+CPerfMonSettingsViewDlg::~CPerfMonSettingsViewDlg()
+    {
+    // restore default navi pane by popping the tab group from stack
+    if (iNaviContainer)
+        iNaviContainer->Pop();
+    
+    if (iSettingItemArray)
+        {
+        iSettingItemArray->ResetAndDestroy();
+        delete iSettingItemArray; 
+        }
+    
+    delete iDecoratedTabGroup;   
+    }
+
+// --------------------------------------------------------------------------------------------
+
+CPerfMonSettingsViewDlg::CPerfMonSettingsViewDlg(TPerfMonSettings& aSettings) : iSettings(aSettings)
+    {
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::ConstructL()
+    {
+    // construct a menu bar
+    CAknDialog::ConstructL(R_PERFMON_SETTINGS_MENUBAR);
+
+    // get pointer to status pane   
+    CEikStatusPane* sp = iEikonEnv->AppUiFactory()->StatusPane();
+    
+    // set title text
+    CAknTitlePane* tp = static_cast<CAknTitlePane*>( sp->ControlL( TUid::Uid( EEikStatusPaneUidTitle ) ) );
+    tp->SetTextL( _L("Settings") );
+    
+    // create a new tab group
+    iNaviContainer = static_cast<CAknNavigationControlContainer*>(sp->ControlL(TUid::Uid(EEikStatusPaneUidNavi)));
+    iDecoratedTabGroup = iNaviContainer->CreateTabGroupL(this);
+    iTabGroup = static_cast<CAknTabGroup*>(iDecoratedTabGroup->DecoratedControl());
+    iTabGroup->SetTabFixedWidthL(KTabWidthWithTwoLongTabs); 
+    
+    // add tabs
+    iTabGroup->AddTabL(ETabSettingsGeneral, _L("General"));
+    iTabGroup->AddTabL(ETabSettingsDataPopup, _L("Data popup"));
+    iTabGroup->AddTabL(ETabSettingsGraphs, _L("Graphs"));
+    iTabGroup->AddTabL(ETabSettingsLogging, _L("Logging"));
+    iTabGroup->SetActiveTabByIndex(ETabSettingsGeneral);
+    
+    // add new tab group to stack
+    iNaviContainer->PushL( *iDecoratedTabGroup );
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::HandleListBoxEventL(CEikListBox* /*aListBox*/, TListBoxEvent aEventType)
+    {
+    switch (aEventType)
+        {
+        case EEventEnterKeyPressed:
+        case EEventItemDoubleClicked:
+            ShowSettingPageL(EFalse);
+            break;
+        default:
+            break;
+        }
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::TabChangedL(TInt /*aIndex*/)
+    {
+    iListBox->SetCurrentItemIndex(0);
+
+    SetVisibilitiesOfSettingItemsL();   
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::ProcessCommandL(TInt aCommandId)
+    {
+    CAknDialog::ProcessCommandL(aCommandId);
+
+    switch (aCommandId)
+        {
+        case EPerfMonCmdSettingsChange:
+            ShowSettingPageL(ETrue);
+            break;
+        case EPerfMonCmdSettingsExit:
+            TryExitL(EAknCmdExit);
+            break;
+        default:
+            break;
+        }
+    }
+
+// --------------------------------------------------------------------------------------------
+
+TKeyResponse CPerfMonSettingsViewDlg::OfferKeyEventL(const TKeyEvent& aKeyEvent, TEventCode aType)
+    {
+    if (iTabGroup == NULL)
+        {
+        return EKeyWasNotConsumed;
+        }
+
+    TInt active = iTabGroup->ActiveTabIndex();
+    TInt count = iTabGroup->TabCount();
+
+    switch ( aKeyEvent.iCode )
+        {
+        case EKeyLeftArrow:
+            if (active > 0)
+                {
+                active--;
+                iTabGroup->SetActiveTabByIndex(active);
+                TabChangedL(active); 
+                }
+            break;
+        
+        case EKeyRightArrow:
+            if((active + 1) < count)
+                {
+                active++;
+                iTabGroup->SetActiveTabByIndex(active);
+                TabChangedL(active); 
+                }
+            break;
+        }
+
+    return CAknDialog::OfferKeyEventL(aKeyEvent, aType);
+    }    
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::PreLayoutDynInitL()
+    {
+    iListBox = static_cast<CAknSettingStyleListBox*>( Control(EPerfMonSettingItemList) );
+    iListBox->SetMopParent(this);
+    iListBox->CreateScrollBarFrameL(ETrue);
+    iListBox->ScrollBarFrame()->SetScrollBarVisibilityL(CEikScrollBarFrame::EOff, CEikScrollBarFrame::EAuto);
+    iListBox->SetListBoxObserver(this);
+
+    iSettingItemArray = new(ELeave) CAknSettingItemArray(16, EFalse, 0);
+
+    CTextListBoxModel* model = iListBox->Model();
+    model->SetItemTextArray(iSettingItemArray);
+    model->SetOwnershipType(ELbmDoesNotOwnItemArray);
+
+    UpdateListBoxL();    
+    }
+
+// --------------------------------------------------------------------------------------------
+
+TBool CPerfMonSettingsViewDlg::OkToExitL(TInt aButtonId)
+    {
+    return CAknDialog::OkToExitL(aButtonId);
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::ShowSettingPageL(TInt aCalledFromMenu)
+    {
+    TInt listIndex = iListBox->CurrentItemIndex();
+    TInt realIndex = iSettingItemArray->ItemIndexFromVisibleIndex(listIndex);
+    CAknSettingItem* item = iSettingItemArray->At(realIndex);
+    item->EditItemL(aCalledFromMenu);
+    item->StoreL();
+    SetVisibilitiesOfSettingItemsL();
+    DrawNow();
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::SetVisibilitiesOfSettingItemsL()
+    {
+    if (iSettingItemArray->Count() > 0)
+        {
+        switch (iTabGroup->ActiveTabIndex())
+            {
+            case ETabSettingsGeneral:
+                {
+                ((*iSettingItemArray)[ESettingListItemHeartBeat])->SetHidden(EFalse);
+                ((*iSettingItemArray)[ESettingListItemMaxSamples])->SetHidden(EFalse);
+                ((*iSettingItemArray)[ESettingListItemPriority])->SetHidden(EFalse);
+                ((*iSettingItemArray)[ESettingListItemCPUMode])->SetHidden(EFalse);
+                ((*iSettingItemArray)[ESettingListItemKeepBackLightOn])->SetHidden(EFalse);
+
+                ((*iSettingItemArray)[ESettingListItemDataPopupVisbility])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemDataPopupLocation])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemDataPopupSources])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemGraphsVerticalBarPeriod])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemGraphsSources])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemLoggingMode])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemLoggingFilePath])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemLoggingSources])->SetHidden(ETrue);
+
+                break;
+                }
+            
+            case ETabSettingsDataPopup:
+                {
+                ((*iSettingItemArray)[ESettingListItemHeartBeat])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemMaxSamples])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemPriority])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemCPUMode])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemKeepBackLightOn])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemDataPopupVisbility])->SetHidden(EFalse);
+                ((*iSettingItemArray)[ESettingListItemDataPopupLocation])->SetHidden(EFalse);
+                ((*iSettingItemArray)[ESettingListItemDataPopupSources])->SetHidden(EFalse);
+
+                ((*iSettingItemArray)[ESettingListItemGraphsVerticalBarPeriod])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemGraphsSources])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemLoggingMode])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemLoggingFilePath])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemLoggingSources])->SetHidden(ETrue);
+
+                break;
+                }
+
+            case ETabSettingsGraphs:
+                {
+                ((*iSettingItemArray)[ESettingListItemHeartBeat])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemMaxSamples])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemPriority])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemCPUMode])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemKeepBackLightOn])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemDataPopupVisbility])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemDataPopupLocation])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemDataPopupSources])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemGraphsVerticalBarPeriod])->SetHidden(EFalse);
+                ((*iSettingItemArray)[ESettingListItemGraphsSources])->SetHidden(EFalse);
+
+                ((*iSettingItemArray)[ESettingListItemLoggingMode])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemLoggingFilePath])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemLoggingSources])->SetHidden(ETrue);
+
+                break;
+                }
+
+            case ETabSettingsLogging:
+                {
+                ((*iSettingItemArray)[ESettingListItemHeartBeat])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemMaxSamples])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemPriority])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemCPUMode])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemKeepBackLightOn])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemDataPopupVisbility])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemDataPopupLocation])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemDataPopupSources])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemGraphsVerticalBarPeriod])->SetHidden(ETrue);
+                ((*iSettingItemArray)[ESettingListItemGraphsSources])->SetHidden(ETrue);
+
+                ((*iSettingItemArray)[ESettingListItemLoggingMode])->SetHidden(EFalse);
+                
+                if (iSettings.iLoggingMode == ELoggingModeLogFile || iSettings.iLoggingMode == ELoggingModeRDebugLogFile)
+                    ((*iSettingItemArray)[ESettingListItemLoggingFilePath])->SetHidden(EFalse);
+                else
+                    ((*iSettingItemArray)[ESettingListItemLoggingFilePath])->SetHidden(ETrue);
+                
+                ((*iSettingItemArray)[ESettingListItemLoggingSources])->SetHidden(EFalse);
+
+                break;
+                }                
+
+            default:
+                User::Panic(_L("TabIOOB"), 50);
+                break;
+            }
+
+        iSettingItemArray->RecalculateVisibleIndicesL();
+        iListBox->HandleItemAdditionL();
+        iListBox->UpdateScrollBarsL();
+        }
+    }   
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::UpdateListBoxL()
+    {
+    iSettingItemArray->ResetAndDestroy();
+
+    // create items
+    TInt ordinal(0);
+
+    AddSettingItemL(ESettingListItemHeartBeat,
+                    R_HEARTBEAT_SETTING_TITLE,
+                    R_HEARTBEAT_SETTING_PAGE,
+                    NULL,
+                    ordinal++);    
+    
+    AddSettingItemL(ESettingListItemMaxSamples,
+                    R_MAXSAMPLES_SETTING_TITLE,
+                    R_MAXSAMPLES_SETTING_PAGE,
+                    NULL,
+                    ordinal++);
+
+    AddSettingItemL(ESettingListItemPriority,
+                    R_PRIORITY_SETTING_TITLE,
+                    R_PRIORITY_SETTING_PAGE,
+                    R_PRIORITY_SETTING_TEXTS,
+                    ordinal++);
+
+    AddSettingItemL(ESettingListItemCPUMode,
+                    R_CPUMODE_SETTING_TITLE,
+                    R_CPUMODE_SETTING_PAGE,
+                    R_CPUMODE_SETTING_TEXTS,
+                    ordinal++);
+
+    AddSettingItemL(ESettingListItemKeepBackLightOn,
+                    R_KEEPBACKLIGHTON_SETTING_TITLE,
+                    R_BINARY_SETTING_PAGE,
+                    R_YESNO_BINARYSELECTION_TEXTS,
+                    ordinal++);
+//
+    AddSettingItemL(ESettingListItemDataPopupVisbility,
+                    R_DATAPOPUPVISIBILITY_SETTING_TITLE,
+                    R_DATAPOPUPVISIBILITY_SETTING_PAGE,
+                    R_DATAPOPUPVISIBILITY_SETTING_TEXTS,
+                    ordinal++);
+
+    AddSettingItemL(ESettingListItemDataPopupLocation,
+                    R_DATAPOPUPLOCATION_SETTING_TITLE,
+                    R_DATAPOPUPLOCATION_SETTING_PAGE,
+                    R_DATAPOPUPLOCATION_SETTING_TEXTS,
+                    ordinal++);
+
+    AddSettingItemL(ESettingListItemDataPopupSources,
+                    R_SOURCES_SETTING_TITLE,
+                    R_SOURCES_SETTING_PAGE,
+                    NULL,
+                    ordinal++);                    
+//
+    AddSettingItemL(ESettingListItemGraphsVerticalBarPeriod,
+                    R_GRAPHSVERTICALBAR_SETTING_TITLE,
+                    R_GRAPHSVERTICALBAR_SETTING_PAGE,
+                    NULL,
+                    ordinal++);
+    
+    AddSettingItemL(ESettingListItemGraphsSources,
+                    R_SOURCES_SETTING_TITLE,
+                    R_SOURCES_SETTING_PAGE,
+                    NULL,
+                    ordinal++);                    
+//
+    AddSettingItemL(ESettingListItemLoggingMode,
+                    R_LOGGINGMODE_SETTING_TITLE,
+                    R_LOGGINGMODE_SETTING_PAGE,
+                    R_LOGGINGMODE_SETTING_TEXTS,
+                    ordinal++);
+
+     AddSettingItemL(ESettingListItemLoggingFilePath,
+                    R_LOGGINGFILEPATH_SETTING_TITLE,
+                    R_LOGGINGFILEPATH_SETTING_PAGE,
+                    NULL,
+                    ordinal++);
+    
+    AddSettingItemL(ESettingListItemLoggingSources,
+                    R_SOURCES_SETTING_TITLE,
+                    R_SOURCES_SETTING_PAGE,
+                    NULL,
+                    ordinal++);                    
+                                                             
+    SetVisibilitiesOfSettingItemsL(); 
+    }
+
+// --------------------------------------------------------------------------------------------
+
+void CPerfMonSettingsViewDlg::AddSettingItemL(TInt aId,
+                                                 TInt aTitleResource,
+                                                 TInt aSettingPageResource,
+                                                 TInt aAssociatedResource,
+                                                 TInt aOrdinal)
+    {
+    // create a setting item
+    CAknSettingItem* settingItem = NULL;
+    
+    switch (aId)
+        {
+        case ESettingListItemHeartBeat:
+            settingItem = new(ELeave) CAknIntegerEdwinSettingItem(aId, iSettings.iHeartBeat);
+            break;
+
+        case ESettingListItemMaxSamples:
+            settingItem = new(ELeave) CAknIntegerEdwinSettingItem(aId, iSettings.iMaxSamples);
+            break;
+
+        case ESettingListItemPriority:
+            settingItem = new(ELeave) CAknEnumeratedTextPopupSettingItem(aId, iSettings.iPriority);
+            break;
+
+        case ESettingListItemCPUMode:
+            settingItem = new(ELeave) CAknEnumeratedTextPopupSettingItem(aId, iSettings.iCPUMode);
+            break;
+
+        case ESettingListItemKeepBackLightOn:
+            settingItem = new(ELeave) CAknBinaryPopupSettingItem(aId, iSettings.iKeepBacklightOn);
+            break;
+
+        case ESettingListItemDataPopupVisbility:
+            settingItem = new(ELeave) CAknEnumeratedTextPopupSettingItem(aId, iSettings.iDataPopupVisibility);
+            break;
+
+        case ESettingListItemDataPopupLocation:
+            settingItem = new(ELeave) CAknEnumeratedTextPopupSettingItem(aId, iSettings.iDataPopupLocation);
+            break;
+
+        case ESettingListItemDataPopupSources:
+            settingItem = new(ELeave) CSourceSelectionCheckBoxSettingItem(aId, iSettings.iDataPopupSources);
+            break;
+
+        case ESettingListItemGraphsVerticalBarPeriod:
+            settingItem = new(ELeave) CAknIntegerEdwinSettingItem(aId, iSettings.iGraphsVerticalBarPeriod);
+            break;
+
+        case ESettingListItemGraphsSources:
+            settingItem = new(ELeave) CSourceSelectionCheckBoxSettingItem(aId, iSettings.iGraphsSources);
+            break;
+
+        case ESettingListItemLoggingMode:
+            settingItem = new(ELeave) CAknEnumeratedTextPopupSettingItem(aId, iSettings.iLoggingMode);
+            break;
+
+        case ESettingListItemLoggingFilePath:
+            settingItem = new(ELeave) CAknTextSettingItem(aId, iSettings.iLoggingFilePath);
+            break;
+
+        case ESettingListItemLoggingSources:
+            settingItem = new(ELeave) CSourceSelectionCheckBoxSettingItem(aId, iSettings.iLoggingSources);
+            break;
+
+        default:
+            User::Panic(_L("NotSetItem"), 50);
+            break;
+        }
+        
+    CleanupStack::PushL(settingItem);
+
+    // get title text
+    HBufC* itemTitle = StringLoader::LoadLC(aTitleResource);
+
+    // construct the setting item
+    settingItem->ConstructL(EFalse, aOrdinal, *itemTitle, NULL, aSettingPageResource,
+                            EAknCtPopupSettingList, NULL, aAssociatedResource);
+
+    // append the setting item to settingitem array
+    iSettingItemArray->InsertL(aOrdinal, settingItem);
+
+    CleanupStack::PopAndDestroy(); //itemTitle
+    CleanupStack::Pop(); //settingItem
+    }
+
+
+// --------------------------------------------------------------------------------------------
+// --------------------------------------------------------------------------------------------
+	
+CSourceSelectionCheckBoxSettingItem::CSourceSelectionCheckBoxSettingItem( TInt aIdentifier, TPerfMonSources& aMemoryInUse ): 
+	CAknSettingItem(aIdentifier), iExternalSources( aMemoryInUse ) 
+	{
+	}	
+
+CSourceSelectionCheckBoxSettingItem::~CSourceSelectionCheckBoxSettingItem()
+	{
+	delete iSettingText;
+
+    if( iItemArray )
+        {
+        iItemArray->ResetAndDestroy();
+        delete iItemArray;
+        }
+	}
+
+void CSourceSelectionCheckBoxSettingItem::AddNewItemToArrayL(const TDesC& aLabel)
+	{
+	TBuf<64> buf;
+	buf.Copy(aLabel);
+	
+    CSelectableItem* item = new(ELeave) CSelectableItem(buf, EFalse);
+    CleanupStack::PushL(item);
+    item->ConstructL();
+    iItemArray->AppendL(item); // Ownership is transferred
+    CleanupStack::Pop(); // item	
+	}
+	
+void CSourceSelectionCheckBoxSettingItem::CompleteConstructionL()
+	{
+    SetEmptyItemTextL(_L("Nothing selected"));
+
+    iItemArray = new(ELeave) CSelectionItemList(16);
+    AddNewItemToArrayL(_L("CPU"));
+    AddNewItemToArrayL(_L("RAM"));
+    AddNewItemToArrayL(_L("C:"));
+    AddNewItemToArrayL(_L("D:"));
+    AddNewItemToArrayL(_L("E:"));
+    AddNewItemToArrayL(_L("F:"));
+    AddNewItemToArrayL(_L("G:"));
+    AddNewItemToArrayL(_L("H:"));
+    AddNewItemToArrayL(_L("I:"));
+
+	__ASSERT_ALWAYS(ESourcesLength==iItemArray->Count(), User::Panic(_L("Src.mismatch"),443));
+    }
+
+// transfer settings to the variables defined in the constructor    	
+void CSourceSelectionCheckBoxSettingItem::StoreL()
+	{
+	for (TInt i=0; i<ESourcesLength; i++)
+	    {
+        iExternalSources.iSrcEnabled[i] = iItemArray->At(i)->SelectionStatus();
+	    }
+	}
+
+// load settings from the variables defined in the constructor to our internal variables
+void CSourceSelectionCheckBoxSettingItem::LoadL()
+	{
+	for (TInt i=0; i<ESourcesLength; i++)
+	    {
+        iItemArray->At(i)->SetSelectionStatus( iExternalSources.iSrcEnabled[i] );
+	    }
+	}
+
+// returns the text shown in the setting item list
+const TDesC& CSourceSelectionCheckBoxSettingItem::SettingTextL()
+	{
+    TBuf<32> settingText;
+
+    if (iItemArray->At(ESourceCPU)->SelectionStatus())
+        settingText.Append(_L("CPU "));
+    if (iItemArray->At(ESourceRAM)->SelectionStatus())
+        settingText.Append(_L("RAM "));
+    if (iItemArray->At(ESourceC)->SelectionStatus())
+        settingText.Append(_L("C: "));
+    if (iItemArray->At(ESourceD)->SelectionStatus())
+        settingText.Append(_L("D: "));
+    if (iItemArray->At(ESourceE)->SelectionStatus())
+        settingText.Append(_L("E: "));
+    if (iItemArray->At(ESourceF)->SelectionStatus())
+        settingText.Append(_L("F: "));
+    if (iItemArray->At(ESourceG)->SelectionStatus())
+        settingText.Append(_L("G: "));
+    if (iItemArray->At(ESourceH)->SelectionStatus())
+        settingText.Append(_L("H: "));
+    if (iItemArray->At(ESourceI)->SelectionStatus())
+        settingText.Append(_L("I: "));
+    settingText.TrimAll();
+
+    if (iSettingText)
+        {
+        delete iSettingText;
+        iSettingText = NULL;
+        }
+
+    iSettingText = HBufC::NewL(settingText.Length());
+    iSettingText->Des().Copy(settingText);
+
+	if ( iSettingText->Length() > 0 )
+		return *iSettingText;
+	else
+		return EmptyItemText();
+	}
+
+
+// launches the setting page
+void CSourceSelectionCheckBoxSettingItem::EditItemL(TBool /*aCalledFromMenu*/)
+	{
+	CSourceSelectionCheckBoxSettingPage* dlg = new(ELeave) CSourceSelectionCheckBoxSettingPage(SettingPageResourceId(), iItemArray);
+
+	SetSettingPage( dlg );
+	SettingPage()->SetSettingPageObserver(this);
+
+	SettingPage()->ExecuteLD(CAknSettingPage::EUpdateWhenChanged);
+	SetSettingPage(0); // it is deleted now
+	}
+
+
+// handles setting page events
+void CSourceSelectionCheckBoxSettingItem::HandleSettingPageEventL( CAknSettingPage* aSettingPage, TAknSettingPageEvent aEventType )
+    {
+    switch( aEventType )
+        {
+        case EEventSettingCancelled:
+            {
+            // If setting is cancelled, load old values
+            LoadL();
+            break;
+            }
+        case EEventSettingChanged:
+            {
+            // If setting has changed, update CBA visibility
+            static_cast<CSourceSelectionCheckBoxSettingPage*>( aSettingPage )->UpdateCba();
+            break;
+            }
+        default:
+            {
+            break;
+            }
+        }
+    CAknSettingItem::HandleSettingPageEventL( aSettingPage, aEventType );
+    }
+
+// --------------------------------------------------------------------------------------------
+// --------------------------------------------------------------------------------------------
+
+CSourceSelectionCheckBoxSettingPage::CSourceSelectionCheckBoxSettingPage(TInt aResourceID, CSelectionItemList* aItemArray )
+    : CAknCheckBoxSettingPage( aResourceID, aItemArray )
+	{
+	}
+
+void CSourceSelectionCheckBoxSettingPage::UpdateCba()
+	{
+	// Cache the pointer to button group container
+	CEikButtonGroupContainer* cba = Cba();
+	// Left softkey should be visible if there are items selected,
+	// i.e. the selection index array has items.
+	TBool visible( ListBoxControl()->View()->SelectionIndexes()->Count() > 0 );
+	// Resolve left softkey command id
+	TInt leftId( cba->ButtonGroup()->CommandId( 0 ) );
+	// Check if left softkey visibility has changed
+	if( visible != cba->IsCommandVisible( leftId ) )
+		{
+		// Left softkey visibility has changed, update it
+		cba->MakeCommandVisible( leftId, visible );
+		}
+	}
+
+// --------------------------------------------------------------------------------------------
+// --------------------------------------------------------------------------------------------
+    
+// End of File