diff -r 000000000000 -r 15bf7259bb7c uiacceltk/hitchcock/coretoolkit/src/HuiControlGroup.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/uiacceltk/hitchcock/coretoolkit/src/HuiControlGroup.cpp	Tue Feb 02 07:56:43 2010 +0200
@@ -0,0 +1,257 @@
+/*
+* Copyright (c) 2006-2007 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:   ?Description
+*
+*/
+
+
+
+#include "uiacceltk/HuiControlGroup.h"  // Class definition
+#include "uiacceltk/HuiLayouts.h"
+#include "uiacceltk/HuiControl.h"
+#include "uiacceltk/HuiTransformation.h"
+#include "uiacceltk/HuiStatic.h"
+#include "uiacceltk/HuiProbe.h"
+#include "uiacceltk/HuiUtil.h"
+#include "uiacceltk/HuiPanic.h"
+#include "uiacceltk/HuiDisplay.h"
+#include "uiacceltk/HuiEnv.h"
+
+CHuiControlGroup::CHuiControlGroup(TInt aResourceId, CHuiEnv& aEnv)
+        : iResourceId(aResourceId), iEnv(aEnv), iAcceptInput(ETrue), iOpacity( 1.f )
+    {
+    HUI_PROBE_ASSOCIATE_WITH_CURRENT_SESSION
+    HUI_PROBE_REPORT_CONSTRUCTED
+    }
+
+
+void CHuiControlGroup::ConstructL()
+    {    
+    }
+    
+    
+void CHuiControlGroup::ConstructFromResourceL(TResourceReader& /*aReader*/)
+    {
+    /// @todo Method not yet implemented. Implement if UI creation from resource file is required.
+    }
+
+	
+CHuiControlGroup::~CHuiControlGroup()
+    {    
+    iUnhandledEventObservers.Close();
+    
+    // The group owns the controls, so it must destroy them.
+    // Destroy in reverse order so that references will be removed in 
+    // natural order (children of a pane will be removed before the pane).
+    for(TInt i = iControls.Count() - 1; i >= 0; --i)
+        {
+        CHuiControl* c = iControls[i];
+        iControls.Remove(i);
+        delete c;
+        }
+    iControls.Reset();
+    
+    delete iTransform;
+    HUI_PROBE_REPORT_DESTRUCTED
+    }
+    
+    
+EXPORT_C TInt CHuiControlGroup::ResourceId() const
+    {
+    return iResourceId;
+    }
+
+
+EXPORT_C void CHuiControlGroup::AppendL(CHuiControl* aControl)
+    {
+    User::LeaveIfError( iControls.Append(aControl) );
+    aControl->SetControlGroup(*this);
+    
+    // if the control group is shown in a roster, the new control 
+    // has to be shown as well
+    
+    TRAPD( err, 
+        {
+        // if there are other controls in the group, check from those
+        if ( iControls.Count() > 1 ) // so more than this added one
+            {
+            if ( iControls[0]->Display() )
+                {
+                aControl->ShowL( *iControls[0]->Display() );
+                }
+            }
+        else
+            {
+            // if not, go though the displays
+            for ( TInt d = 0; d < iEnv.DisplayCount(); d++ )
+                {
+                CHuiDisplay* display = (iEnv.Displays())[d];
+                // if this control group is in any roster, show the control in that display.
+                if ( display->Roster().Find( this ) != KErrNotFound )
+                    {
+                    aControl->ShowL( *display );
+                    }
+                }
+            }
+            
+        }); // TRAPD
+    if ( err != KErrNone )
+        {
+        iControls.Remove( iControls.Count()-1);
+        CHuiControlGroup* nullGroup = NULL;
+        aControl->SetControlGroup(*nullGroup);
+        User::Leave( err );
+        }
+    }
+
+
+EXPORT_C void CHuiControlGroup::AppendAndPopL(CHuiControl* aControl)
+    {
+    AppendL(aControl);
+    CleanupStack::Pop(aControl);
+    }
+
+
+EXPORT_C TInt CHuiControlGroup::Remove(CHuiControl* aControl)
+    {
+    TInt index = iControls.Find(aControl);
+    if(index != KErrNotFound)
+        {
+        // If the control group is shown is a roster, the 
+        // control has to be hidden as well.
+        CHuiDisplay* display = aControl->Display();
+        if ( display ) // check that the control is bound to a display
+            {
+            // Check that this group is shown on the display.
+            if ( display->Roster().Find( this ) != KErrNotFound )
+                {
+                // hide control 
+                aControl->Hide( *display );
+                }
+            }
+        
+        iControls.Remove(index);
+        CHuiControlGroup* nullGroup = NULL;
+        aControl->SetControlGroup(*nullGroup);
+        return KErrNone;
+        }
+    // The control was not in the group.    
+    return KErrNotFound;
+    }
+
+
+EXPORT_C TInt CHuiControlGroup::Count() const
+    {
+    return iControls.Count();
+    }
+
+
+EXPORT_C CHuiControl& CHuiControlGroup::Control(TInt aIndex) const
+    {
+    return *iControls[aIndex];
+    }
+
+
+EXPORT_C CHuiControl* CHuiControlGroup::FindControl(TInt aId) const
+    {
+    for(TInt i = 0; i < iControls.Count(); ++i)
+        {
+        if(iControls[i]->Id() == aId)
+            {
+            return iControls[i];
+            }
+        }
+    return NULL;
+    }
+
+
+EXPORT_C void CHuiControlGroup::EnableTransformationL(TBool aIsTransformed)
+    {
+    if(iTransform && !aIsTransformed)
+        {
+        // Disable transformation.
+        delete iTransform;
+        iTransform = NULL;
+        }
+    else if(!iTransform && aIsTransformed)
+        {
+        // Enable transformation.
+        iTransform = CHuiTransformation::NewL();
+        }
+    else
+        {
+        // For PC-lint
+        }
+    }
+
+    
+EXPORT_C CHuiTransformation& CHuiControlGroup::Transformation()
+    {
+    if(!iTransform)
+        {
+        THuiPanic::Panic(THuiPanic::EControlGroupTransformNotEnabled);
+        }
+    return *iTransform;        
+    }
+
+
+EXPORT_C TBool CHuiControlGroup::IsTransformed() const
+    {
+    return iTransform != 0;
+    }
+
+
+EXPORT_C TBool CHuiControlGroup::AcceptInput() const
+    {
+    return iAcceptInput;
+    }
+
+
+EXPORT_C void CHuiControlGroup::SetAcceptInput(TBool aAcceptInput) 
+    {
+    iAcceptInput = aAcceptInput;
+    }
+
+
+TBool CHuiControlGroup::Changed() const
+    {
+    if(iTransform && iTransform->Changed())
+        {
+        return ETrue;
+        }
+
+    return iOpacity.Changed();
+    }
+
+
+void CHuiControlGroup::ClearChanged()
+    {
+    iOpacity.ClearChanged();
+
+    if(iTransform)
+        {
+        iTransform->ClearChanged();
+        }
+    
+    for(TInt i = 0; i < iControls.Count(); ++i)
+        {
+        iControls[i]->ClearChanged();
+        }
+    }
+
+
+HUI_SESSION_OBJECT_IMPL_EXPORT(CHuiControlGroup, ETypeControlGroup)
+
+
+