From 2e7dc00d7799308b34855a176a019cb81463f7d2 Mon Sep 17 00:00:00 2001
From: abd <abd@opencascade.com>
Date: Mon, 11 Sep 2006 11:21:45 +0000
Subject: [PATCH] Implementation of method IsLess() for subOwners

---
 src/LightApp/LightApp_DataSubOwner.cxx | 10 ++++++++++
 src/LightApp/LightApp_DataSubOwner.h   |  1 +
 2 files changed, 11 insertions(+)

diff --git a/src/LightApp/LightApp_DataSubOwner.cxx b/src/LightApp/LightApp_DataSubOwner.cxx
index aaf1d3613..80c7d13a3 100644
--- a/src/LightApp/LightApp_DataSubOwner.cxx
+++ b/src/LightApp/LightApp_DataSubOwner.cxx
@@ -46,6 +46,16 @@ bool LightApp_DataSubOwner::isEqual( const SUIT_DataOwner& obj ) const
   return false;
 }
 
+/*!Checks: Is current data sub owner less \a obj.*/
+bool LightApp_DataSubOwner::isLess( const SUIT_DataOwner& obj ) const
+{
+  const LightApp_DataSubOwner* other = dynamic_cast<const LightApp_DataSubOwner*>( &obj );
+  if(other && entry() == other->entry()){
+	  return index() < other->index();
+  }
+  return other && entry() < other->entry();
+}
+
 /*!Gets index.*/
 int LightApp_DataSubOwner::index() const
 {
diff --git a/src/LightApp/LightApp_DataSubOwner.h b/src/LightApp/LightApp_DataSubOwner.h
index 0bd219c42..9b21d18a8 100644
--- a/src/LightApp/LightApp_DataSubOwner.h
+++ b/src/LightApp/LightApp_DataSubOwner.h
@@ -33,6 +33,7 @@ public:
     virtual ~LightApp_DataSubOwner();
 
     virtual bool isEqual( const SUIT_DataOwner& ) const;
+    virtual bool isLess( const SUIT_DataOwner& obj ) const;
     int          index() const;
 
 private:
-- 
2.39.2