From fda83974be15d467367d5335be815720f9bd62fe Mon Sep 17 00:00:00 2001
From: vsr <vsr@opencascade.com>
Date: Tue, 8 Sep 2009 13:00:12 +0000
Subject: [PATCH] Fix problem with VTK viewer and qt 4.5 on Windows

---
 src/SVTK/SVTK_RenderWindowInteractor.cxx | 10 +++++++++-
 src/SVTK/SVTK_RenderWindowInteractor.h   |  3 +++
 src/VTKViewer/VTKViewer_RenderWindow.cxx |  6 ++++++
 src/VTKViewer/VTKViewer_RenderWindow.h   |  2 ++
 4 files changed, 20 insertions(+), 1 deletion(-)

diff --git a/src/SVTK/SVTK_RenderWindowInteractor.cxx b/src/SVTK/SVTK_RenderWindowInteractor.cxx
index 549355475..01cc85cec 100644
--- a/src/SVTK/SVTK_RenderWindowInteractor.cxx
+++ b/src/SVTK/SVTK_RenderWindowInteractor.cxx
@@ -58,7 +58,7 @@
 
 using namespace std;
 
-static bool GENERATE_SUIT_EVENTS = false;
+static bool GENERATE_SUIT_EVENTS = true;
 static bool FOCUS_UNDER_MOUSE = false;
 
 
@@ -147,6 +147,14 @@ QVTK_RenderWindowInteractor
   GetDevice()->InvokeEvent(theEvent,theCallData);
 }
 
+/*!
+  Get paint engine for the scene
+*/
+QPaintEngine* QVTK_RenderWindowInteractor::paintEngine() const
+{
+  return 0;
+}
+
 /*!
   Need for initial contents display on Win32
 */
diff --git a/src/SVTK/SVTK_RenderWindowInteractor.h b/src/SVTK/SVTK_RenderWindowInteractor.h
index 53aabeb2e..5f014cf13 100644
--- a/src/SVTK/SVTK_RenderWindowInteractor.h
+++ b/src/SVTK/SVTK_RenderWindowInteractor.h
@@ -88,6 +88,9 @@ class SVTK_EXPORT QVTK_RenderWindowInteractor: public QWidget
   void
   InvokeEvent(unsigned long theEvent, void* theCallData);
 
+  //! Get paint engine for the scene
+  virtual QPaintEngine* paintEngine() const;
+
  public slots:
    //! Need for initial contents display on Win32
   virtual void show();
diff --git a/src/VTKViewer/VTKViewer_RenderWindow.cxx b/src/VTKViewer/VTKViewer_RenderWindow.cxx
index be3abf8d1..e3039a3a4 100755
--- a/src/VTKViewer/VTKViewer_RenderWindow.cxx
+++ b/src/VTKViewer/VTKViewer_RenderWindow.cxx
@@ -91,6 +91,12 @@ void VTKViewer_RenderWindow::resizeEvent(QResizeEvent* theEvent)
   }
 }
 
+/*! Get paint engine for the scene */
+QPaintEngine* VTKViewer_RenderWindow::paintEngine() const
+{
+  return 0;
+}
+
 /*!Emit mouse move event.*/
 void VTKViewer_RenderWindow::mouseMoveEvent(QMouseEvent* event) 
 {
diff --git a/src/VTKViewer/VTKViewer_RenderWindow.h b/src/VTKViewer/VTKViewer_RenderWindow.h
index 13cbb3ea3..4bc7297b2 100755
--- a/src/VTKViewer/VTKViewer_RenderWindow.h
+++ b/src/VTKViewer/VTKViewer_RenderWindow.h
@@ -45,6 +45,8 @@ public:
   /*!Get render window pointer.*/
   vtkRenderWindow* getRenderWindow() { return myRW; }
 
+  virtual QPaintEngine* paintEngine() const;
+
  protected:
   virtual void mouseMoveEvent( QMouseEvent* );
   virtual void mousePressEvent( QMouseEvent* );
-- 
2.39.2