memspyui/source/MemSpyViewChunkList.cpp
changeset 0 d6fe6244b863
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/memspyui/source/MemSpyViewChunkList.cpp	Tue Feb 02 00:17:27 2010 +0200
@@ -0,0 +1,346 @@
+/*
+* 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 "MemSpyViewChunkList.h"
+
+// System includes
+#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>
+#include <memspy/engine/memspyenginehelperchunk.h>
+
+// User includes
+#include "MemSpyUiUtils.h"
+#include "MemSpyViewMainMenu.h"
+
+
+
+CMemSpyViewChunkBase::CMemSpyViewChunkBase( CMemSpyEngine& aEngine, MMemSpyViewObserver& aObserver, CMemSpyEngineChunkList* aList )
+:   CMemSpyViewBase( aEngine, aObserver ), iList( aList )
+    {
+    }
+
+
+CMemSpyViewChunkBase::~CMemSpyViewChunkBase()
+    {
+    delete iList;
+    }
+
+
+TBool CMemSpyViewChunkBase::HandleCommandL( TInt aCommand )
+    {
+    TBool handled = ETrue;
+    //
+    switch ( aCommand )
+        {
+    case EMemSpyCmdChunkSortByName:
+        iList->SortByNameL();
+        CMemSpyViewBase::RefreshL();
+        break;
+    case EMemSpyCmdChunkSortBySize:
+        iList->SortBySizeL();
+        CMemSpyViewBase::RefreshL();
+        break;
+    case EMemSpyCmdChunkListing:
+        OnCmdListingL();
+        break;
+    default:
+        handled = CMemSpyViewBase::HandleCommandL( aCommand );
+        break;
+        }
+    //
+    return handled;
+    }
+
+
+void CMemSpyViewChunkBase::OnCmdListingL()
+    {
+    // Begin a new data stream
+    _LIT( KMemSpyContext, "Chunk List" );
+    _LIT( KMemSpyFolder, "Chunks" );
+    iEngine.Sink().DataStreamBeginL( KMemSpyContext, KMemSpyFolder );
+
+    // Set prefix for overall listing
+    _LIT( KOverallPrefix, "Chunk List - " );
+    iEngine.Sink().OutputPrefixSetLC( KOverallPrefix );
+
+    // Create header
+    CMemSpyEngineChunkList::OutputDataColumnsL( iEngine );
+    
+    // List items
+    const TInt count = iList->Count();
+    for(TInt i=0; i<count; i++)
+        {
+        const CMemSpyEngineChunkEntry& entry = iList->At( i );
+        //
+        entry.OutputDataL( iEngine.HelperChunk() );
+        }
+
+    // Tidy up
+    CleanupStack::PopAndDestroy(); // prefix
+
+    // End data stream
+    iEngine.Sink().DataStreamEndL();
+    }
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+CMemSpyViewChunkList::CMemSpyViewChunkList( CMemSpyEngine& aEngine, MMemSpyViewObserver& aObserver )
+:   CMemSpyViewChunkBase( aEngine, aObserver, NULL )
+    {
+    }
+
+
+CMemSpyViewChunkList::CMemSpyViewChunkList( CMemSpyEngine& aEngine, MMemSpyViewObserver& aObserver, CMemSpyEngineChunkList& aList )
+:   CMemSpyViewChunkBase( aEngine, aObserver, &aList )
+    {
+    }
+
+
+void CMemSpyViewChunkList::ConstructL( const TRect& aRect, CCoeControl& aContainer, TAny* aSelectionRune )
+    {
+    _LIT( KTitle, "Chunks" );
+    SetTitleL( KTitle );
+
+    if  ( iList == NULL )
+        {
+        // Prepare code segment list
+        iList = iEngine.HelperChunk().ListL();
+        }
+
+    // Finish construction
+    CMemSpyViewBase::ConstructL( aRect, aContainer, aSelectionRune );
+
+    if  ( aSelectionRune != NULL )
+        {
+        iCurrentChunk = reinterpret_cast< CMemSpyEngineChunkEntry* >( aSelectionRune );
+        const TInt index = iList->ItemIndex( *iCurrentChunk );
+        iListBox->SetCurrentItemIndex( index );
+        HandleListBoxItemSelectedL( index );
+        }
+
+    iListBox->DrawDeferred();
+    }
+
+
+TMemSpyViewType CMemSpyViewChunkList::ViewType() const
+    {
+    return EMemSpyViewTypeChunkList;
+    }
+
+
+CMemSpyViewBase* CMemSpyViewChunkList::PrepareParentViewL()
+    {
+    CMemSpyViewMainMenu* parent = new(ELeave) CMemSpyViewMainMenu( iEngine, iObserver );
+    CleanupStack::PushL( parent );
+    parent->ConstructL( Rect(), *Parent(), (TAny*) ViewType() );
+    CleanupStack::Pop( parent );
+    return parent;
+    }
+
+
+CMemSpyViewBase* CMemSpyViewChunkList::PrepareChildViewL()
+    {
+    CMemSpyViewBase* child = new(ELeave) CMemSpyViewChunkDetails( iEngine, iObserver, *iList, *iCurrentChunk );
+
+    // Ownership is transferred to child. Cleanupstack guarantees it will be destroyed now.
+    // This object is about to die in any case.
+    iList = NULL;
+
+    CleanupStack::PushL( child );
+    child->ConstructL( Rect(), *Parent() );
+    CleanupStack::Pop( child );
+    return child;
+    }
+
+
+void CMemSpyViewChunkList::SetListBoxModelL()
+    {
+    CAknSettingStyleListBox* listbox = static_cast< CAknSettingStyleListBox* >( iListBox );
+    listbox->Model()->SetItemTextArray( iList );
+    listbox->Model()->SetOwnershipType( ELbmDoesNotOwnItemArray );
+    }
+
+
+void CMemSpyViewChunkList::HandleListBoxItemActionedL( TInt aIndex )
+    {
+    const TInt count = iList->Count();
+    if  ( aIndex >= 0 && aIndex < count )
+        {
+        CMemSpyEngineChunkEntry& chunk = iList->At( aIndex );
+        iCurrentChunk = &chunk;
+        }
+    else
+        {
+        iCurrentChunk = NULL;
+        }
+
+    // Notify observer about item selection
+    ReportEventL( MMemSpyViewObserver::EEventItemActioned );
+    }
+
+
+void CMemSpyViewChunkList::HandleListBoxItemSelectedL( TInt aIndex )
+    {
+    const TInt count = iList->Count();
+    if  ( aIndex >= 0 && aIndex < count )
+        {
+        CMemSpyEngineChunkEntry& chunk = iList->At( aIndex );
+        iCurrentChunk = &chunk;
+        }
+    else
+        {
+        iCurrentChunk = NULL;
+        }
+
+    // Notify observer about item selection
+    ReportEventL( MMemSpyViewObserver::EEventItemSelected );
+    }
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+CMemSpyViewChunkDetails::CMemSpyViewChunkDetails( CMemSpyEngine& aEngine, MMemSpyViewObserver& aObserver, CMemSpyEngineChunkList& aList, CMemSpyEngineChunkEntry& aSelectedChunk )
+:   CMemSpyViewChunkBase( aEngine, aObserver, &aList ), iChunk( aSelectedChunk )
+    {
+    }
+
+
+void CMemSpyViewChunkDetails::ConstructL( const TRect& aRect, CCoeControl& aContainer, TAny* aSelectionRune )
+    {
+    _LIT( KTitle, "Chunk Details" );
+    SetTitleL( KTitle );
+
+    // Finish construction
+    CMemSpyViewBase::ConstructL( aRect, aContainer, aSelectionRune );
+    }
+
+
+void CMemSpyViewChunkDetails::RefreshL()
+    {
+    SetListBoxModelL();
+    CMemSpyViewBase::RefreshL();
+    }
+
+
+TMemSpyViewType CMemSpyViewChunkDetails::ViewType() const
+    {
+    return EMemSpyViewTypeChunkDetails;
+    }
+
+
+CMemSpyViewBase* CMemSpyViewChunkDetails::PrepareParentViewL()
+    {
+    CMemSpyViewChunkList* parent = new(ELeave) CMemSpyViewChunkList( iEngine, iObserver, *iList );
+
+    // Ownership is transferred to child. Cleanupstack guarantees it will be destroyed now.
+    // This object is about to die in any case.
+    iList = NULL;
+
+    CleanupStack::PushL( parent );
+    parent->ConstructL( Rect(), *Parent(), &iChunk );
+    CleanupStack::Pop( parent );
+    return parent;
+    }
+
+
+void CMemSpyViewChunkDetails::SetListBoxModelL()
+    {
+    CAknSettingStyleListBox* listbox = static_cast< CAknSettingStyleListBox* >( iListBox );
+    listbox->Model()->SetItemTextArray( &iChunk );
+    listbox->Model()->SetOwnershipType( ELbmDoesNotOwnItemArray );
+    }
+
+
+
+
+
+
+
+
+
+
+
+
+
+
+