--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/menufw/hierarchynavigator/hnmetadatamodel/src/hnmdbutton.cpp	Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,213 @@
+/*
+* Copyright (c) 2007-2008 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 <e32base.h>
+#include <e32cmn.h>
+#include <xmlengelement.h> 
+#include <gulicon.h>
+#include <xmlengnodelist.h>
+#include <liwcommon.h>
+
+#include "hnmdbutton.h"
+#include "hnmdkeyfactory.h"
+#include "hnconditioninterface.h"
+#include "hnconditionfactory.h"
+#include "hnmdvalueimage.h"
+#include "hnmdvaluetext.h"
+#include "hnglobals.h"
+#include "hnattributebase.h"
+#include "hnattributeimage.h"
+#include "hnattributebase.h"
+
+// ======== MEMBER FUNCTIONS ========
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+CHnMdButton* CHnMdButton::NewLC( TXmlEngElement aElement,
+                                            THnMdCommonPointers* aCmnPtrs )
+    {
+    CHnMdButton* self = new( ELeave ) CHnMdButton;
+    CleanupStack::PushL( self );
+    self->ConstructL( aElement, aCmnPtrs );
+    return self;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+CHnMdButton::~CHnMdButton( )
+    {
+    delete iButtonText;
+    delete iConditionDimm;
+    delete iConditionAdd;
+    delete iIcon;
+    }
+       
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+TBool CHnMdButton::ValidateToAddL( const CLiwGenericParamList& aQueryResults, 
+                                            TInt aPos )
+    {
+    TBool ret( EFalse );
+    if( !iConditionAdd || iConditionAdd->ResultL( aQueryResults, aPos ) )
+        {
+        ret = ETrue;
+        }
+    return ret;
+    }
+    
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+TBool CHnMdButton::ValidateToDimmL( 
+        const CLiwGenericParamList& aQueryResults, TInt aPos )
+    {
+    TBool ret( EFalse );
+    if( iConditionDimm )
+        {
+        ret = iConditionDimm->ResultL( aQueryResults, aPos );
+        }
+    return ret;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//       
+TInt CHnMdButton::GetEventId() const
+    {
+    return iEventId;
+    }    
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//       
+TInt CHnMdButton::GetIndex() const
+    {
+    return iIndex;
+    }    
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//       
+const TPtrC CHnMdButton::EvaluateButtonTextL(
+        const CLiwGenericParamList& aQueryResults, TInt aPos )
+    {
+    if( !iButtonText )
+        {
+        return KNullDesC();
+        }
+    
+    TPtrC value;
+    iButtonText->GetL( &aQueryResults, aPos, value );
+    return value;
+    }
+       
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+CHnAttributeBase* CHnMdButton::EvaluateIconL( 
+        const CLiwGenericParamList& aQueriesResultsList , TInt aPos ) const
+    {
+    //CGulIcon* icon = NULL;
+    CHnAttributeBase* iconAttribute = NULL;
+    if( iIcon )
+        {
+        iconAttribute =
+            iIcon->CreateAttributeL( &aQueriesResultsList, aPos );
+        }
+    return iconAttribute;
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+CHnMdButton::CHnMdButton() : iIndex( KErrNone )
+    {
+    
+    }
+
+// ---------------------------------------------------------------------------
+// 
+// ---------------------------------------------------------------------------
+//
+void CHnMdButton::ConstructL( TXmlEngElement aElement,
+            THnMdCommonPointers* aCmnPtrs )
+    {
+    // index
+    if( aElement.HasAttributeL( KIndexAttrName8 ) )
+        {
+        TPtrC8 index = aElement.AttributeValueL( KIndexAttrName8 );
+        TLex8 lexIndex( index );
+        User::LeaveIfError( lexIndex.Val( iIndex ) );
+        }
+
+    // event
+    if( aElement.HasAttributeL( KEventAttrName8 ) )
+        { 
+        TPtrC8 event = aElement.AttributeValueL( KEventAttrName8 );
+        TLex8 lex( event );
+        User::LeaveIfError( lex.Val( iEventId ) );
+        }
+        
+    // condition
+    if( aElement.HasAttributeL( KMenuConditionAttrName8 ) )
+        {
+        iConditionAdd = HnConditionFactory::NewL(  
+                aElement.AttributeNodeL( KMenuConditionAttrName8 ) );
+        }
+    
+    // dimmed
+    if( aElement.HasAttributeL( KMenuDimmAttrName8 ) )
+        {
+        iConditionDimm = HnConditionFactory::NewL(  
+                aElement.AttributeNodeL( KMenuDimmAttrName8 ) );
+        }
+    
+    // help text
+    RXmlEngNodeList< TXmlEngElement > children;
+    CleanupClosePushL( children );
+    aElement.GetChildElements( children );
+    TInt count = children.Count();
+    
+    for ( TInt i = 0; i < count; i++ )
+        {
+        TXmlEngElement child = children.Next();
+        if ( !child.Name().Compare( KTextElementItem8 ) )
+            {
+            iButtonText = CHnMdValueText::NewL( child, aCmnPtrs );
+            }
+        else if( !child.Name().Compare( KImageElementItem8 ) )
+            {
+            iIcon = CHnMdValueImage::NewL( child, aCmnPtrs );
+            }
+        }
+    
+    CleanupStack::PopAndDestroy( &children );
+    }
+