1 files changed, 62 insertions, 0 deletions
diff --git a/kpovmodeler/pmrecursiveobjectiterator.cpp b/kpovmodeler/pmrecursiveobjectiterator.cpp
new file mode 100644
index 00000000..eeacfaa6
--- /dev/null
+++ b/kpovmodeler/pmrecursiveobjectiterator.cpp
@@ -0,0 +1,62 @@
+/*
+**************************************************************************
+                                 description
+                             --------------------
+    copyright            : (C) 2000-2001 by Andreas Zehender
+    email                : zehender@kde.org
+**************************************************************************
+
+**************************************************************************
+*                                                                        *
+*  This program is free software; you can redistribute it and/or modify  *
+*  it under the terms of the GNU General Public License as published by  *
+*  the Free Software Foundation; either version 2 of the License, or     *
+*  (at your option) any later version.                                   *
+*                                                                        *
+**************************************************************************/
+
+#include "pmobject.h"
+#include "pmrecursiveobjectiterator.h"
+
+PMRecursiveObjectIterator::PMRecursiveObjectIterator( PMObject* obj )
+{
+   m_pObject = obj;
+   m_pCurrent = obj;
+}
+
+PMObject* PMRecursiveObjectIterator::operator++( )
+{
+   if( m_pCurrent )
+   {
+      if( m_pCurrent->firstChild( ) )
+         m_pCurrent = m_pCurrent->firstChild( );
+      else if( m_pCurrent == m_pObject )
+         m_pCurrent = 0;
+      else if( m_pCurrent->nextSibling( ) )
+         m_pCurrent = m_pCurrent->nextSibling( );
+      else
+      {
+         bool stop = false;
+         do
+         {
+            m_pCurrent = m_pCurrent->parent( );
+            if( !m_pCurrent )
+               stop = true;
+            else if( m_pCurrent == m_pObject )
+            {
+               // finished
+               stop = true;
+               m_pCurrent = 0;
+            }
+            else if( m_pCurrent->nextSibling( ) )
+            {
+               m_pCurrent = m_pCurrent->nextSibling( );
+               stop = true;
+            }
+         }
+         while( !stop );
+      }
+   }
+   
+   return m_pCurrent;
+}