From e471b0cbf1cd501862097f9d40d552ae7bbfceb6 Mon Sep 17 00:00:00 2001
From: mzn <mzn@opencascade.com>
Date: Thu, 10 Jul 2008 09:39:52 +0000
Subject: [PATCH] Fix for bug IPAL20073 (Qt4 porting: "SetBackground()" doesn't
 change color of the background).

---
 src/VISU_I/VISU_View_i.cc | 33 ++++++++++++++++-----------------
 1 file changed, 16 insertions(+), 17 deletions(-)

diff --git a/src/VISU_I/VISU_View_i.cc b/src/VISU_I/VISU_View_i.cc
index 7e94ce88..8ecf13a4 100644
--- a/src/VISU_I/VISU_View_i.cc
+++ b/src/VISU_I/VISU_View_i.cc
@@ -785,12 +785,12 @@ namespace VISU {
   {
     struct TEvent: public SALOME_Event
     {
-      QWidget* myWidget;
+      SVTK_ViewWindow* myVW;
       SALOMEDS::Color myColor;
     public:
-      TEvent(QWidget* theWidget,
+      TEvent(SVTK_ViewWindow* theViewWindow,
 	     const SALOMEDS::Color& theColor):
-	myWidget(theWidget),
+	myVW(theViewWindow),
 	myColor(theColor)
       {}
       virtual void Execute(){
@@ -798,14 +798,12 @@ namespace VISU {
 	aColor[0] = int(255.0*myColor.R);
 	aColor[1] = int(255.0*myColor.G);
 	aColor[2] = int(255.0*myColor.B);
-	QPalette aPal( myWidget->palette() );
-	aPal.setColor( myWidget->backgroundRole(), QColor(aColor[0],aColor[1],aColor[2]) );
-	myWidget->setPalette( aPal );
-	//myWidget->setBackgroundColor(QColor(aColor[0],aColor[1],aColor[2]));
+	QColor aNewColor (aColor[0],aColor[1],aColor[2]);
+	myVW->setBackgroundColor(aNewColor);
       }
     };
-
-    SUIT_ViewWindow* aVW = GetViewWindow();
+	
+    SVTK_ViewWindow* aVW = dynamic_cast<SVTK_ViewWindow*>(GetViewWindow());
     if (aVW)
       ProcessVoidEvent(new TEvent(aVW, theColor));
   }
@@ -813,22 +811,23 @@ namespace VISU {
 
   struct TBackgroundEvent: public SALOME_Event
   {
-    QWidget* myWidget;
+    SVTK_ViewWindow* myVW;
     typedef SALOMEDS::Color TResult;
     TResult myResult;
 
-    TBackgroundEvent(QWidget* theWidget):
-      myWidget(theWidget)
+    TBackgroundEvent(SVTK_ViewWindow* theViewWindow):
+      myVW(theViewWindow)
     {}
 
     virtual
     void
     Execute()
     {
-      const QColor& aColor = myWidget->palette().color( myWidget->backgroundRole() );
-      myResult.R = aColor.red()/255.0;
-      myResult.G = aColor.green()/255.0;
-      myResult.B = aColor.blue()/255.0;
+      vtkFloatingPointType backint[3];
+      GetRenderer(myVW)->GetBackground(backint);
+      myResult.R = backint[0];
+      myResult.G = backint[1];
+      myResult.B = backint[2];
     }
   };
 
@@ -836,7 +835,7 @@ namespace VISU {
   View_i::
   GetBackground()
   {
-    SUIT_ViewWindow* aVW = GetViewWindow();
+    SVTK_ViewWindow* aVW = dynamic_cast<SVTK_ViewWindow*>(GetViewWindow());
     if (aVW)
       return ProcessEvent(new TBackgroundEvent(aVW));
 
-- 
2.39.2