From c4a25a670c74fc9e735bed2da9c943d2f233bc59 Mon Sep 17 00:00:00 2001
From: jfa <jfa@opencascade.com>
Date: Mon, 19 Dec 2005 09:15:06 +0000
Subject: [PATCH] Fix for bug 10456: An exception is raised after application
 closing.

---
 src/OCCViewer/OCCViewer_ViewWindow.cxx | 22 +++++++++-------------
 src/Plot2d/Plot2d_ViewFrame.cxx        | 20 +++++++++++---------
 2 files changed, 20 insertions(+), 22 deletions(-)

diff --git a/src/OCCViewer/OCCViewer_ViewWindow.cxx b/src/OCCViewer/OCCViewer_ViewWindow.cxx
index ed907ed61..13445103a 100755
--- a/src/OCCViewer/OCCViewer_ViewWindow.cxx
+++ b/src/OCCViewer/OCCViewer_ViewWindow.cxx
@@ -154,19 +154,6 @@ const char* imageCrossCursor[] = {
   "................................",
   "................................",
   "................................"};
-  
-
-QPixmap zoomPixmap(imageZoomCursor);
-QPixmap rotatePixmap(imageRotateCursor);
-QPixmap globalPanPixmap(imageCrossCursor);
-
-QCursor	defCursor(Qt::ArrowCursor);
-QCursor	handCursor(Qt::PointingHandCursor);
-QCursor	panCursor(Qt::SizeAllCursor);
-QCursor	zoomCursor(zoomPixmap);
-QCursor	rotCursor(rotatePixmap);
-QCursor	glPanCursor(globalPanPixmap);
-
 
 
 //////////////////////////////////////////////////////////////////////
@@ -331,6 +318,8 @@ void OCCViewer_ViewWindow::activateZoom()
     myCursor = cursor();	        /* save old cursor */
   
   if ( myOperation != ZOOMVIEW ) {
+    QPixmap zoomPixmap (imageZoomCursor);
+    QCursor zoomCursor (zoomPixmap);
     setTransformRequested ( ZOOMVIEW );		
     setCursor( zoomCursor );
   }
@@ -347,6 +336,7 @@ void OCCViewer_ViewWindow::activatePanning()
     myCursor = cursor();	        // save old cursor 
   
   if ( myOperation != PANVIEW ) {
+    QCursor panCursor (Qt::SizeAllCursor);
     setTransformRequested ( PANVIEW );
     setCursor( panCursor );
   }
@@ -362,6 +352,8 @@ void OCCViewer_ViewWindow::activateRotation()
     myCursor = cursor();	        // save old cursor 
   
   if ( myOperation != ROTATE ) {
+    QPixmap rotatePixmap (imageRotateCursor);
+    QCursor rotCursor (rotatePixmap);
     setTransformRequested ( ROTATE );
     setCursor( rotCursor );	
   }
@@ -372,6 +364,8 @@ void OCCViewer_ViewWindow::activateGlobalPanning()
 {
   Handle(V3d_View) aView3d = myViewPort->getView();
   if ( !aView3d.IsNull() ) {
+    QPixmap globalPanPixmap (imageCrossCursor);
+    QCursor glPanCursor (globalPanPixmap);
     myCurScale = aView3d->Scale();
     aView3d->FitAll(0.01, false);
     myCursor = cursor();	        // save old cursor 
@@ -391,6 +385,7 @@ void OCCViewer_ViewWindow::activateWindowFit()
     myCursor = cursor();	        /* save old cursor */
 
   if ( myOperation != WINDOWFIT ) {
+    QCursor handCursor (Qt::PointingHandCursor);
     setTransformRequested ( WINDOWFIT );		
     setCursor ( handCursor );
     myCursorIsHand = true;
@@ -447,6 +442,7 @@ void OCCViewer_ViewWindow::vpMouseMoveEvent(QMouseEvent* theEvent)
       if ( myDrawRect ) {
         drawRect();
 	if ( !myCursorIsHand )	{   // we are going to sketch a rectangle
+          QCursor handCursor (Qt::PointingHandCursor);
 	  myCursorIsHand = true;		
 	  myCursor = cursor();
 	  setCursor( handCursor );
diff --git a/src/Plot2d/Plot2d_ViewFrame.cxx b/src/Plot2d/Plot2d_ViewFrame.cxx
index 3e800e09b..014184776 100755
--- a/src/Plot2d/Plot2d_ViewFrame.cxx
+++ b/src/Plot2d/Plot2d_ViewFrame.cxx
@@ -127,13 +127,6 @@ const char* imageCrossCursor[] = {
   "................................"};
   
 
-QPixmap zoomPixmap(imageZoomCursor);
-QPixmap globalPanPixmap(imageCrossCursor);
-
-QCursor	panCursor(Qt::SizeAllCursor);
-QCursor	zoomCursor(zoomPixmap);
-QCursor	glPanCursor(globalPanPixmap);
-
 //=================================================================================
 // Plot2d_ViewFrame implementation
 //=================================================================================
@@ -894,8 +887,12 @@ int Plot2d_ViewFrame::testOperation( const QMouseEvent& me )
   switch (btn)
   {
   case zoomBtn:
-    myPlot->canvas()->setCursor( zoomCursor );
-    return ZoomId;
+    {
+      QPixmap zoomPixmap (imageZoomCursor);
+      QCursor zoomCursor (zoomPixmap);
+      myPlot->canvas()->setCursor( zoomCursor );
+      return ZoomId;
+    }
   case panBtn:
     myPlot->canvas()->setCursor( QCursor( Qt::SizeAllCursor ) );
     return PanId;
@@ -1503,6 +1500,7 @@ void Plot2d_ViewFrame::wheelEvent(QWheelEvent* event)
 */
 void Plot2d_ViewFrame::onViewPan()
 { 
+  QCursor panCursor (Qt::SizeAllCursor);
   myPlot->canvas()->setCursor( panCursor );
   myOperation = PanId;
   qApp->installEventFilter( this );
@@ -1512,6 +1510,8 @@ void Plot2d_ViewFrame::onViewPan()
 */
 void Plot2d_ViewFrame::onViewZoom() 
 {
+  QPixmap zoomPixmap (imageZoomCursor);
+  QCursor zoomCursor (zoomPixmap);
   myPlot->canvas()->setCursor( zoomCursor );
   myOperation = ZoomId;
   qApp->installEventFilter( this );
@@ -1537,6 +1537,8 @@ void Plot2d_ViewFrame::onViewFitArea()
 */
 void Plot2d_ViewFrame::onViewGlobalPan() 
 {
+  QPixmap globalPanPixmap (imageCrossCursor);
+  QCursor glPanCursor (globalPanPixmap);
   myPlot->canvas()->setCursor( glPanCursor );
   myPlot->changeAxisOptions( QwtPlot::xBottom, QwtAutoScale::Logarithmic, false );
   myPlot->changeAxisOptions( QwtPlot::yLeft, QwtAutoScale::Logarithmic, false );
-- 
2.39.2