memspyui/ui/avkon/src/MemSpyContainer.cpp
branchRCL_3
changeset 19 b3cee849fa46
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/memspyui/ui/avkon/src/MemSpyContainer.cpp	Tue Aug 31 15:15:20 2010 +0300
@@ -0,0 +1,227 @@
+/*
+* 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 "MemSpyContainer.h"
+
+// System includes
+#include <eikrted.h>  // for example label control
+#include <txtrich.h>
+#include <apgtask.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>
+
+// User includes
+#include "MemSpyViewMainMenu.h"
+#include "MemSpyContainerObserver.h"
+
+
+
+/*
+CMemSpyContainer::CMemSpyContainer( CMemSpyEngine& aEngine, MMemSpyContainerObserver& aObserver  )
+:   iEngine( aEngine ), iObserver( aObserver )
+    {
+    }
+*/
+CMemSpyContainer::CMemSpyContainer( RMemSpySession& aSession, MMemSpyContainerObserver& aObserver  )
+:   iMemSpySession( aSession ), iObserver( aObserver )
+    {
+    }
+
+CMemSpyContainer::~CMemSpyContainer()
+    {
+    delete iPreviousView;
+    delete iActiveView;
+    }
+
+
+void CMemSpyContainer::ConstructL(const TRect& aRect)
+    {
+    CreateWindowL();
+    SetRect(aRect);
+    PrepareTopLevelViewL();
+    ActivateL();
+    }
+
+
+void CMemSpyContainer::NavigateToParentViewL()
+    {
+    CMemSpyViewBase* parentView = iActiveView->PrepareParentViewL();
+    //
+    if  ( parentView == NULL )
+        {
+        // Parent can be null, in which case, revert to top-level view
+        PrepareTopLevelViewL();
+        }
+    else
+        {
+        SetNewActiveViewL( parentView );
+        }
+    }
+
+
+void CMemSpyContainer::NavigateToChildViewL()
+    {
+    CMemSpyViewBase* childView = iActiveView->PrepareChildViewL();
+    //
+    if  ( childView != NULL )
+        {
+        SetNewActiveViewL( childView );
+        }
+    }
+
+
+void CMemSpyContainer::HandleCommandL( TInt aCommand )
+    {
+    switch( aCommand )
+        {
+	case EMemSpyCmdViewRefresh:
+        OnCmdViewRefreshL();
+        break;
+    default:
+        if  ( iActiveView )
+            {
+            iActiveView->HandleCommandL( aCommand );
+            }
+        break;
+        }
+    }
+
+
+void CMemSpyContainer::OnCmdViewRefreshL()
+    {
+    if  ( iActiveView )
+        {
+        TRAPD(err, iActiveView->RefreshL());
+        if  ( err != KErrNone )
+            {
+            // Error during view refreshing (perhaps the thread doesn't exist anymore).
+            // Try to replace the active view with its parent...
+            NavigateToParentViewL();
+            }
+        }
+    }
+
+
+void CMemSpyContainer::SizeChanged()
+    {
+    if  ( iActiveView )
+        {
+        iActiveView->SetRect( Rect() );
+        }
+    }
+
+
+TInt CMemSpyContainer::CountComponentControls() const
+    {
+    return 1;
+    }
+
+
+CCoeControl* CMemSpyContainer::ComponentControl(TInt /*aIndex*/) const
+    {
+    return iActiveView;
+    }
+
+
+void CMemSpyContainer::Draw(const TRect& aRect) const
+    {
+    CWindowGc& gc = SystemGc();
+    //
+    gc.SetPenStyle(CGraphicsContext::ENullPen);
+    gc.SetBrushColor(KRgbGray);
+    gc.SetBrushStyle(CGraphicsContext::ESolidBrush);
+    gc.DrawRect(aRect);
+    }
+
+
+TKeyResponse CMemSpyContainer::OfferKeyEventL( const TKeyEvent& aKeyEvent, TEventCode aType )
+    {
+    TKeyResponse response = EKeyWasNotConsumed;
+    //
+    if  ( iActiveView )
+        {
+        response = iActiveView->OfferKeyEventL( aKeyEvent, aType );
+        }
+    //
+    return response;
+    }
+
+
+void CMemSpyContainer::HandleMemSpyViewEventL( TViewEventType aEvent, TMemSpyViewType /*aViewType*/, CMemSpyViewBase& aReportingView, TAny* /*aContext*/ )
+    {
+    if  ( aEvent == EEventItemActioned )
+        {
+        // Get the view to generate a child
+        CMemSpyViewBase* child = aReportingView.PrepareChildViewL();
+        if  ( child == NULL )
+            {
+            // View doesn't have a child - treat it as item activation and
+            // report event to observer.
+
+            }
+        else
+            {
+            // Child view becomes the active one
+            SetNewActiveViewL( child );
+            }
+        }
+    }
+
+
+CMemSpyViewBase* CMemSpyContainer::PrepareTopLevelViewL()
+    {
+    //CMemSpyViewMainMenu* view = new(ELeave) CMemSpyViewMainMenu( iEngine, *this );
+	CMemSpyViewMainMenu* view = new(ELeave) CMemSpyViewMainMenu( iMemSpySession, *this );
+    CleanupStack::PushL( view );
+    view->ConstructL( Rect(), *this );
+    SetNewActiveViewL( view );
+    CleanupStack::Pop( view );
+    return view;
+    }
+
+
+void CMemSpyContainer::SetNewActiveViewL( CMemSpyViewBase* aNewView )
+    {
+    delete iPreviousView;
+    //
+    iPreviousView = iActiveView;
+    if  ( iPreviousView )
+        {
+        iPreviousView->MakeVisible( EFalse );
+        iPreviousView->SetFocus( EFalse );
+        }
+    //
+    iActiveView = aNewView;
+    iActiveView->RefreshL();
+    iActiveView->SetFocus( ETrue );
+    //
+    ReportEventL( MCoeControlObserver::EEventStateChanged );
+    }
+
+
+
+
+
+
+
+