--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/idlehomescreen/xmluicontroller/inc/pmodtiterator.h Thu Dec 17 08:40:49 2009 +0200
@@ -0,0 +1,115 @@
+/*
+* 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: ODT iterator.
+*
+*/
+
+
+
+#ifndef C_PMODTITERATOR_H
+#define C_PMODTITERATOR_H
+
+// INCLUDES
+#include <e32base.h>
+
+
+// FORWARD DECLARATIONS
+class CXnNodeAppIf;
+
+
+// CLASS DECLARATION
+
+/**
+* @ingroup group_xmluicontroller
+*
+* Depth iterator walks through the dom tree using the depth first
+* principle.
+*
+* @lib presentationmanager.lib
+* @since S60 v5.0
+*/
+class CPmODTIterator: public CBase
+ {
+ public:
+ static CPmODTIterator* NewL( CXnNodeAppIf& aRootNode );
+
+ virtual ~CPmODTIterator();
+
+ public:
+
+ /**
+ * Returns the first node of the dom tree.
+ *
+ * @since S60 v5.0
+ * @return First node.
+ */
+ CXnNodeAppIf* First();
+
+ /**
+ * Returns the next node according to depth first principle.
+ *
+ * @since S60 v5.0
+ * @return Next node.
+ */
+ CXnNodeAppIf* NextL();
+
+ /**
+ * Skips the current node branch and returns next sibling
+ * or parent's sibling. Returns NULL if no nodes left.
+ *
+ * @since S60 v5.0
+ * @return Sibling node.
+ */
+ CXnNodeAppIf* SkipBranchL();
+
+ private:
+
+ CPmODTIterator( CXnNodeAppIf& aRootNode );
+
+ void ConstructL();
+
+ /**
+ * Push node to stack.
+ * @param aNode Node to push
+ */
+ void PushL( CXnNodeAppIf& aNode );
+
+ /**
+ * Pop node from the stack.
+ * @return Pointer to node
+ */
+ CXnNodeAppIf* Pop();
+
+ private:
+ /**
+ * Follow tree hierarchy with stack
+ * Own.
+ */
+ RPointerArray<CXnNodeAppIf> iDepthLevel;
+
+ /**
+ * First node
+ * Own.
+ */
+ CXnNodeAppIf* iFirst;
+
+ /**
+ * Current node.
+ * Own.
+ */
+ CXnNodeAppIf* iCurrent;
+
+ };
+
+#endif // C_PMODTITERATOR_H