From ff034cfbffd298a07baff495b2607cdb875e73b9 Mon Sep 17 00:00:00 2001
From: srn <srn@opencascade.com>
Date: Thu, 1 Nov 2007 11:39:28 +0000
Subject: [PATCH] Optimized FindChild method

---
 src/DF/DF_Label.cxx | 16 +++++++++++++---
 1 file changed, 13 insertions(+), 3 deletions(-)

diff --git a/src/DF/DF_Label.cxx b/src/DF/DF_Label.cxx
index 682a4ca5a..8bfd113ad 100644
--- a/src/DF/DF_Label.cxx
+++ b/src/DF/DF_Label.cxx
@@ -296,8 +296,16 @@ DF_Label DF_Label::FindChild(int theTag, bool isCreate)
   DF_LabelNode *aLabel = NULL, *aPrevious = NULL, *aNext = NULL;
   if(!_node->_firstChild && !isCreate) return DF_Label();
 
-  if(_node->_lastChild && _node->_lastChild->_tag < theTag) { //Incremental addition of children
-    aPrevious = _node->_lastChild;     
+  if(_node->_firstChild && _node->_firstChild->_tag == theTag) 
+    return DF_Label(_node->_firstChild);    
+
+  if(_node->_lastChild) {
+    if( _node->_lastChild->_tag == theTag) {
+	return DF_Label(_node->_lastChild);
+    }
+    else if( _node->_lastChild->_tag < theTag) { //Incremental addition of children
+	aPrevious = _node->_lastChild;     
+    }	
   }
   else {
     aLabel = _node->_firstChild;
@@ -331,7 +339,9 @@ DF_Label DF_Label::FindChild(int theTag, bool isCreate)
   }
     
   if(!_node->_firstChild || (aNext && aNext == _node->_firstChild) ) _node->_firstChild = aChild;
-  if(!aNext) _node->_lastChild = aChild;
+  if(!aNext) {
+    _node->_lastChild = aChild;
+  }
   
   return aChild;
 }
-- 
2.39.2