From f80d255d26b085e58fcd8c00dd60ed210eae7773 Mon Sep 17 00:00:00 2001
From: ouv <ouv@opencascade.com>
Date: Tue, 23 Nov 2010 11:53:41 +0000
Subject: [PATCH] Objects' dragging mechanism

---
 src/GraphicsView/GraphicsView_ViewPort.cxx | 5 +++--
 src/GraphicsView/GraphicsView_ViewPort.h   | 3 ++-
 2 files changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/GraphicsView/GraphicsView_ViewPort.cxx b/src/GraphicsView/GraphicsView_ViewPort.cxx
index f9ede1288..44dde4656 100644
--- a/src/GraphicsView/GraphicsView_ViewPort.cxx
+++ b/src/GraphicsView/GraphicsView_ViewPort.cxx
@@ -1105,6 +1105,8 @@ void GraphicsView_ViewPort::onMouseEvent( QGraphicsSceneMouseEvent* e )
     {
       if( !isPulling() && myIsDragging )
       {
+        emit vpObjectBeforeMoving();
+
         bool anIsMoved = false;
         for( initSelected(); moreSelected(); nextSelected() )
           if( GraphicsView_Object* aMovingObject = selectedObject() )
@@ -1116,8 +1118,7 @@ void GraphicsView_ViewPort::onMouseEvent( QGraphicsSceneMouseEvent* e )
         myIsDragging = false;
         myDragPosition = QPointF();
 
-        if( anIsMoved )
-          emit vpObjectMoved();
+        emit vpObjectAfterMoving( anIsMoved );
       }
       break;
     }
diff --git a/src/GraphicsView/GraphicsView_ViewPort.h b/src/GraphicsView/GraphicsView_ViewPort.h
index c5e7be216..d6de601f5 100644
--- a/src/GraphicsView/GraphicsView_ViewPort.h
+++ b/src/GraphicsView/GraphicsView_ViewPort.h
@@ -160,7 +160,8 @@ signals:
   void                             vpWheelEvent( QGraphicsSceneWheelEvent* );
   void                             vpContextMenuEvent( QGraphicsSceneContextMenuEvent* );
 
-  void                             vpObjectMoved();
+  void                             vpObjectBeforeMoving();
+  void                             vpObjectAfterMoving( bool );
 
 private:
   void                             initialize();
-- 
2.39.2