memspyui/source/MemSpyViewProcesses.cpp
branchRCL_3
changeset 22 fad26422216a
parent 0 d6fe6244b863
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/memspyui/source/MemSpyViewProcesses.cpp	Wed Sep 01 12:30:35 2010 +0100
@@ -0,0 +1,513 @@
+/*
+* 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 "MemSpyViewProcesses.h"
+
+// System includes
+#include <aknsfld.h>
+#include <AknQueryDialog.h>
+#include <memspyui.rsg>
+
+// 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/memspyenginehelperprocess.h>
+
+// User includes
+#include "MemSpyViewThreads.h"
+#include "MemSpyViewMainMenu.h"
+#include "MemSpyContainerObserver.h"
+
+// Constants
+const TInt KMemSpyMaxSearchTextLength = 30;
+const TInt KMemSpyMaxSearchTextLengthWithWildcards = KMemSpyMaxSearchTextLength + 4;
+
+
+
+CMemSpyViewProcesses::CMemSpyViewProcesses( CMemSpyEngine& aEngine, MMemSpyViewObserver& aObserver )
+:   CMemSpyViewBase( aEngine, aObserver )
+    {
+    }
+
+
+CMemSpyViewProcesses::CMemSpyViewProcesses( CMemSpyEngine& aEngine, MMemSpyViewObserver& aObserver, CMemSpyProcess& aProcess )
+:   CMemSpyViewBase( aEngine, aObserver ), iCurrentProcess( &aProcess )
+    {
+    iCurrentProcess->Open();
+    }
+
+
+CMemSpyViewProcesses::~CMemSpyViewProcesses()
+    {
+    if  ( iCurrentProcess )
+        {
+        iCurrentProcess->Close();
+        }
+    //
+    delete iSearchField;
+    delete iMatcherBuffer;
+    }
+
+
+void CMemSpyViewProcesses::ConstructL( const TRect& aRect, CCoeControl& aContainer, TAny* aSelectionRune )
+    {
+    _LIT( KTitle, "Processes\n& Threads" );
+    SetTitleL( KTitle );
+    //
+    CMemSpyViewBase::ConstructL( aRect, aContainer, aSelectionRune );
+    //
+    iMatcherBuffer = HBufC::NewL( KMemSpyMaxSearchTextLengthWithWildcards );
+    //
+    iSearchField = CAknSearchField::NewL( *this, CAknSearchField::ESearch, NULL, KMemSpyMaxSearchTextLength );
+    iSearchField->SetObserver( this );
+    iSearchField->SetFocus( ETrue );
+    iSearchField->SetComponentsToInheritVisibility( ETrue );
+    //
+    CMemSpyEngineObjectContainer& container = iEngine.Container();
+    if  ( aSelectionRune )
+        {
+        CMemSpyProcess* selectedItem = reinterpret_cast< CMemSpyProcess* >( aSelectionRune );
+        const TInt index = container.ProcessIndexById( selectedItem->Id() );
+        if  ( index >= 0 && index < iListBox->Model()->NumberOfItems() )
+            {
+            iListBox->SetCurrentItemIndex( index );
+            HandleListBoxItemSelectedL( index );
+            }
+        }
+    else if ( container.Count() > 0 )
+        {
+        iListBox->SetCurrentItemIndex( 0 );
+        HandleListBoxItemSelectedL( 0 );
+        }
+    //
+    SizeChanged();
+    ActivateL();
+    }
+
+
+CMemSpyProcess& CMemSpyViewProcesses::CurrentProcess() const
+    {
+    __ASSERT_ALWAYS( iCurrentProcess != NULL, User::Invariant() );
+    return *iCurrentProcess;
+    }
+
+
+void CMemSpyViewProcesses::RefreshL()
+    {
+    SetListBoxModelL();
+    CMemSpyViewBase::RefreshL();
+    }
+
+
+TMemSpyViewType CMemSpyViewProcesses::ViewType() const
+    {
+    return EMemSpyViewTypeProcesses;
+    }
+
+
+CMemSpyViewBase* CMemSpyViewProcesses::PrepareParentViewL()
+    {
+    CMemSpyViewMainMenu* parent = new(ELeave) CMemSpyViewMainMenu( iEngine, iObserver );
+    CleanupStack::PushL( parent );
+    parent->ConstructL( Rect(), *Parent(), (TAny*) ViewType() );
+    CleanupStack::Pop( parent );
+    return parent;
+    }
+
+
+CMemSpyViewBase* CMemSpyViewProcesses::PrepareChildViewL()
+    {
+    CMemSpyViewThreads* child = new(ELeave) CMemSpyViewThreads( iEngine, iObserver, *iCurrentProcess );
+    CleanupStack::PushL( child );
+    child->ConstructL( Rect(), *Parent() );
+    CleanupStack::Pop( child );
+    return child;
+    }
+
+
+void CMemSpyViewProcesses::DynInitMenuPaneL( TInt aResourceId, CEikMenuPane* aMenuPane )
+    {
+    if  ( aResourceId == MenuCascadeResourceId() )
+        {
+        CMemSpyProcess& process = CurrentProcess();
+        const TBool hide = ( iEngine.Container().Count() == 0 ) || process.IsDead();
+        //
+        aMenuPane->SetItemDimmed( EMemSpyCmdProcessInfo, hide );
+        aMenuPane->SetItemDimmed( EMemSpyCmdProcessEnd, hide );
+        }
+    }
+
+
+TBool CMemSpyViewProcesses::HandleCommandL( TInt aCommand )
+    {
+    TBool handled = ETrue;
+    //
+    switch ( aCommand )
+        {
+    // Sorting
+    case EMemSpyCmdProcessSortById:
+        OnCmdSortByIdL();
+		break;
+    case EMemSpyCmdProcessSortByName:
+        OnCmdSortByNameL();
+		break;
+    case EMemSpyCmdProcessSortByThreadCount:
+        OnCmdSortByThreadCountL();
+		break;
+    case EMemSpyCmdProcessSortByCodeSegs:
+        OnCmdSortByCodeSegsL();
+		break;
+    case EMemSpyCmdProcessSortByHeapUsage:
+        OnCmdSortByHeapUsageL();
+		break;
+    case EMemSpyCmdProcessSortByStackUsage:
+        OnCmdSortByStackUsageL();
+		break;
+    // End
+    case EMemSpyCmdProcessEndTerminate:
+        OnCmdEndTerminateL();
+		break;
+    case EMemSpyCmdProcessEndKill:
+        OnCmdEndKillL();
+		break;
+    case EMemSpyCmdProcessEndPanic:
+        OnCmdEndPanicL();
+		break;
+    // Info
+    case EMemSpyCmdProcessInfoSummary:
+        OnCmdInfoSummaryL();
+		break;
+    case EMemSpyCmdProcessInfoHandles:
+        OnCmdInfoHandlesL();
+        break;
+
+    default:
+        handled = CMemSpyViewBase::HandleCommandL( aCommand );
+        break;
+        }
+    //
+    return handled;
+    }
+
+
+void CMemSpyViewProcesses::OnCmdSortByIdL()
+    {
+    iEngine.Container().SortById();
+    RefreshL();
+    }
+
+
+void CMemSpyViewProcesses::OnCmdSortByNameL()
+    {
+    iEngine.Container().SortByName();
+    RefreshL();
+    }
+
+
+void CMemSpyViewProcesses::OnCmdSortByThreadCountL()
+    {
+    iEngine.Container().SortByThreadCount();
+    RefreshL();
+    }
+
+
+void CMemSpyViewProcesses::OnCmdSortByCodeSegsL()
+    {
+    iEngine.Container().SortByCodeSegs();
+    RefreshL();
+    }
+
+
+void CMemSpyViewProcesses::OnCmdSortByHeapUsageL()
+    {
+    iEngine.Container().SortByHeapUsage();
+    RefreshL();
+    }
+
+
+void CMemSpyViewProcesses::OnCmdSortByStackUsageL()
+    {
+    iEngine.Container().SortByStackUsage();
+    RefreshL();
+    }
+
+
+void CMemSpyViewProcesses::OnCmdInfoSummaryL()
+    {
+    CMemSpyProcess& process = CurrentProcess();
+    iEngine.HelperProcess().OutputProcessInfoL( process );
+    }
+
+
+void CMemSpyViewProcesses::OnCmdInfoHandlesL()
+    {
+    CMemSpyProcess& process = CurrentProcess();
+    //
+    const TInt threadCount = process.Count();
+    for( TInt i=0; i<threadCount; i++ )
+        {
+        CMemSpyThread& thread = process.At( i );
+        thread.InfoContainerForceSyncronousConstructionL().PrintL();
+        }
+    }
+
+
+void CMemSpyViewProcesses::OnCmdEndTerminateL()
+    {
+    TBool doTerminate = ETrue;
+    CMemSpyProcess& process = CurrentProcess();
+    //
+    if  ( process.IsSystemPermanent() || process.IsSystemCritical() )
+        {
+        CAknQueryDialog* importDialog = CAknQueryDialog::NewL();
+        doTerminate = ( importDialog->ExecuteLD( R_MEMSPY_PANIC_SYSTEM_CRITICAL_THREAD_OR_PROCESS ) );
+        }
+    //
+    if  ( doTerminate )
+        {
+        process.TerminateL();
+        RefreshL();
+        }
+    }
+
+
+void CMemSpyViewProcesses::OnCmdEndPanicL()
+    {
+    TBool doTerminate = ETrue;
+    CMemSpyProcess& process = CurrentProcess();
+    //
+    if  ( process.IsSystemPermanent() || process.IsSystemCritical() )
+        {
+        CAknQueryDialog* importDialog = CAknQueryDialog::NewL();
+        doTerminate = ( importDialog->ExecuteLD( R_MEMSPY_PANIC_SYSTEM_CRITICAL_THREAD_OR_PROCESS ) );
+        }
+    //
+    if  ( doTerminate )
+        {
+        process.PanicL();
+        RefreshL();
+        }
+    }
+
+
+void CMemSpyViewProcesses::OnCmdEndKillL()
+    {
+    TBool doTerminate = ETrue;
+    CMemSpyProcess& process = CurrentProcess();
+    //
+    if  ( process.IsSystemPermanent() || process.IsSystemCritical() )
+        {
+        CAknQueryDialog* importDialog = CAknQueryDialog::NewL();
+        doTerminate = ( importDialog->ExecuteLD( R_MEMSPY_PANIC_SYSTEM_CRITICAL_THREAD_OR_PROCESS ) );
+        }
+    //
+    if  ( doTerminate )
+        {
+        process.KillL();
+        RefreshL();
+        }
+    }
+
+
+
+
+void CMemSpyViewProcesses::SetListBoxModelL()
+    {
+    CAknSettingStyleListBox* listbox = static_cast< CAknSettingStyleListBox* >( iListBox );
+    listbox->Model()->SetItemTextArray( &iEngine.Container() );
+    listbox->Model()->SetOwnershipType( ELbmDoesNotOwnItemArray );
+    }
+
+
+void CMemSpyViewProcesses::HandleListBoxItemActionedL( TInt /*aIndex*/ )
+    {
+    // Notify observer about an item being 'fired'
+    ReportEventL( MMemSpyViewObserver::EEventItemActioned );
+    }
+
+
+void CMemSpyViewProcesses::HandleListBoxItemSelectedL( TInt aIndex )
+    {
+    if  ( iCurrentProcess )
+        {
+        iCurrentProcess->Close();
+        }
+
+    // Obtain the process that corresponds to the selected item
+    CMemSpyEngineObjectContainer& container = iEngine.Container();
+    CMemSpyProcess& process = container.At( aIndex );
+    iCurrentProcess = &process;
+    iCurrentProcess->Open();
+
+    // Notify observer about item selection
+    ReportEventL( MMemSpyViewObserver::EEventItemSelected );
+    }
+
+
+void CMemSpyViewProcesses::SizeChanged()
+    {
+    const TRect rect( Rect() );
+    
+    if  ( iListBox && iSearchField )
+        {
+        const TInt lafIndex_H = 1;
+        AknLayoutUtils::LayoutControl( iListBox, rect, AknLayout::list_gen_pane( lafIndex_H ) );
+        AknLayoutUtils::LayoutControl( iSearchField, rect, AknLayout::find_pane() );
+        }
+    else
+        {
+        CMemSpyViewBase::SizeChanged();
+        }
+
+/*
+    // Search field
+    TSize searchFieldSize( iSearchField->MinimumSize() ); // BALLS: search field doesn't implement minimum size correctly?!?!?
+    searchFieldSize.SetWidth( rect.Width() );
+    const TRect searchFieldRect( TPoint( rect.iTl.iX, rect.iBr.iY ), searchFieldSize );
+    iSearchField->SetRect( searchFieldRect );
+
+    // Listbox
+    TSize listBoxSize( rect.Size() - TSize( 0, searchFieldSize.iHeight ) );
+    iListBox->SetRect( rect.iTl, listBoxSize );
+*/
+    }
+
+
+TInt CMemSpyViewProcesses::CountComponentControls() const
+    {
+    TInt count = 0;
+    //
+    if  ( iListBox != NULL )
+        {
+        ++count;
+        }
+    if  ( iSearchField != NULL )
+        {
+        ++count;
+        }
+    //
+    return count;
+    }
+
+
+CCoeControl* CMemSpyViewProcesses::ComponentControl( TInt aIndex ) const
+    {
+    CCoeControl* ret = iListBox;
+    //
+    if  ( aIndex == 1 )
+        {
+        ret = iSearchField;
+        }
+    //
+    return ret;
+    }
+
+
+TKeyResponse CMemSpyViewProcesses::OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType )
+    {
+    TKeyResponse resp = EKeyWasNotConsumed;
+    //
+    if  ( aType == EEventKey )
+        {
+        switch( aKeyEvent.iCode )
+            {
+        case EKeyUpArrow:
+        case EKeyDownArrow:
+        case EKeyEnter:
+        case EKeyOK:
+            if  ( iListBox )
+                {
+                resp = iListBox->OfferKeyEventL( aKeyEvent, aType );
+                }
+            break;
+        default:
+            break;
+            }
+        //
+        if  ( resp == EKeyWasNotConsumed )
+            {
+            // Do we need to show the find field?
+            resp = iSearchField->OfferKeyEventL( aKeyEvent, aType );
+            }
+        }
+    //
+    return resp;
+    }
+
+
+void CMemSpyViewProcesses::HandleControlEventL( CCoeControl* aControl, TCoeEvent aEventType )
+    {
+    CMemSpyViewBase::HandleControlEventL( aControl, aEventType );
+    //
+    if  ( aEventType == MCoeControlObserver::EEventStateChanged )
+        {
+        if  ( aControl == iSearchField )
+            {
+            SelectListBoxItemByFindTextL();
+            }
+        }
+    }
+
+
+void CMemSpyViewProcesses::FocusChanged( TDrawNow /*aDrawNow*/ )
+    {
+    if  ( iListBox )
+        {
+        iListBox->SetFocus( IsFocused() );
+        }
+    if  ( iSearchField )
+        {
+        iSearchField->SetFocus( IsFocused() );
+        }
+    }
+
+
+void CMemSpyViewProcesses::SelectListBoxItemByFindTextL()
+    {
+    _LIT( KMemSpyWildcardCharacter, "*" );
+    
+    TPtr pBuffer( iMatcherBuffer->Des() );
+    iSearchField->GetSearchText( pBuffer );
+    //pBuffer.Insert( 0, KMemSpyWildcardCharacter );
+    pBuffer.Append( KMemSpyWildcardCharacter );
+    
+    CMemSpyEngineObjectContainer& container = iEngine.Container();
+    const TInt count = container.Count();
+    //
+    TInt index = 0;
+    while( index < count )
+        {
+        CMemSpyProcess& process = container.At( index );
+        const TPtrC processName( process.Name() );
+        //
+        if  ( processName.MatchF( pBuffer ) >= 0 )
+            {
+            HandleListBoxItemSelectedL( index );
+            iListBox->ScrollToMakeItemVisible( index );
+            iListBox->SetCurrentItemIndexAndDraw( index );
+            return;
+            }
+            
+        ++index;
+        }
+    }
+
+