X-Git-Url: http://git.kpe.io/?p=ctsim.git;a=blobdiff_plain;f=src%2Fviews.cpp;h=ce66ec1eac16c8e9bdba27e70a98209e4171b107;hp=a2a30f40abd2590dd9fe78b0c5cee84b025a25c2;hb=d3fa225aa232e132cc198672c4fc148f96a1ab8c;hpb=593439890a507e49b5a2a6fa4d463adca61d42c3

diff --git a/src/views.cpp b/src/views.cpp
index a2a30f4..ce66ec1 100644
--- a/src/views.cpp
+++ b/src/views.cpp
@@ -9,7 +9,7 @@
 **  This is part of the CTSim program
 **  Copyright (c) 1983-2001 Kevin Rosenberg
 **
-**  $Id: views.cpp,v 1.88 2001/01/29 23:11:32 kevin Exp $
+**  $Id: views.cpp,v 1.102 2001/02/11 04:56:38 kevin Exp $
 **
 **  This program is free software; you can redistribute it and/or modify
 **  it under the terms of the GNU General Public License (version 2) as
@@ -65,6 +65,7 @@
 
 BEGIN_EVENT_TABLE(ImageFileCanvas, wxScrolledWindow)
 EVT_MOUSE_EVENTS(ImageFileCanvas::OnMouseEvent)
+EVT_CHAR(ImageFileCanvas::OnChar)
 END_EVENT_TABLE()
 
 
@@ -175,6 +176,18 @@ ImageFileCanvas::OnMouseEvent(wxMouseEvent& event)
   }
 }
 
+void
+ImageFileCanvas::OnChar (wxKeyEvent& event)
+{
+  if (event.GetKeyCode() == WXK_ESCAPE) {
+    m_xCursor = -1;
+    m_yCursor = -1;
+    if (m_pView)
+      m_pView->OnUpdate (NULL);
+  } else
+    wxScrolledWindow::OnChar (event);
+}
+
 wxSize
 ImageFileCanvas::GetBestSize() const
 {
@@ -213,6 +226,9 @@ EVT_MENU(IFMENU_IMAGE_SUBTRACT, ImageFileView::OnSubtract)
 EVT_MENU(IFMENU_IMAGE_MULTIPLY, ImageFileView::OnMultiply)
 EVT_MENU(IFMENU_IMAGE_DIVIDE, ImageFileView::OnDivide)
 EVT_MENU(IFMENU_IMAGE_SCALESIZE, ImageFileView::OnScaleSize)
+#if wxUSE_GLCANVAS
+EVT_MENU(IFMENU_IMAGE_CONVERT3D, ImageFileView::OnConvert3d)
+#endif
 #ifdef HAVE_FFT
 EVT_MENU(IFMENU_FILTER_FFT, ImageFileView::OnFFT)
 EVT_MENU(IFMENU_FILTER_IFFT, ImageFileView::OnIFFT)
@@ -244,6 +260,7 @@ ImageFileView::~ImageFileView()
   GetDocumentManager()->ActivateView(this, FALSE, TRUE);
 }
 
+
 void
 ImageFileView::OnProperties (wxCommandEvent& event)
 {
@@ -251,7 +268,7 @@ ImageFileView::OnProperties (wxCommandEvent& event)
   if (rIF.nx() == 0 || rIF.ny() == 0)
     *theApp->getLog() << "Properties: empty imagefile\n";
   else {
-    const std::string& rFilename = rIF.getFilename();
+    const std::string rFilename = m_pFrame->GetTitle().c_str();
     std::ostringstream os;
     double min, max, mean, mode, median, stddev;
     rIF.statistics (rIF.getArray(), min, max, mean, mode, median, stddev);
@@ -262,16 +279,15 @@ ImageFileView::OnProperties (wxCommandEvent& event)
       os << "Complex\n";
     else
       os << "Real\n";
-    os << "\nMinimum: "<<min<<"\nMaximum: "<<max<<"\nMean: "<<mean<<"\nMedian: "<<median<<"\nMode: "<<mode<<"\nStandard Deviation: "<<stddev << "\n";
+    os << "Minimum: "<<min<<"\nMaximum: "<<max<<"\nMean: "<<mean<<"\nMedian: "<<median<<"\nMode: "<<mode<<"\nStandard Deviation: "<<stddev << "\n";
     if (rIF.isComplex()) {
       rIF.statistics (rIF.getImaginaryArray(), min, max, mean, mode, median, stddev);
-      os << "\nImaginary: min: "<<min<<"\nmax: "<<max<<"\nmean: "<<mean<<"\nmedian: "<<median<<"\nmode: "<<mode<<"\nstddev: "<<stddev << "\n";
+      os << "Imaginary: min: "<<min<<"\nmax: "<<max<<"\nmean: "<<mean<<"\nmedian: "<<median<<"\nmode: "<<mode<<"\nstddev: "<<stddev << "\n";
     }
     if (rIF.nLabels() > 0) {
-      os << "\n";
       rIF.printLabelsBrief (os);
     }
-    *theApp->getLog() << os.str().c_str();
+    *theApp->getLog() << ">>>>\n" << os.str().c_str() << "<<<<\n";
     wxMessageDialog dialogMsg (getFrameForChild(), os.str().c_str(), "Imagefile Properties", wxOK | wxICON_INFORMATION);
     dialogMsg.ShowModal();
   }
@@ -353,40 +369,35 @@ ImageFileView::OnCompare (wxCommandEvent& event)
       os << GetFrame()->GetTitle().c_str() << ": minimum=" << min << ", maximum=" << max << ", mean=" << mean << ", mode=" << mode << ", median=" << median << ", stddev=" << stddev << "\n";
       rCompareIF.statistics (min, max, mean, mode, median, stddev);
       os << pCompareDoc->GetFirstView()->GetFrame()->GetTitle().c_str() << ": minimum=" << min << ", maximum=" << max << ", mean=" << mean << ", mode=" << mode << ", median=" << median << ", stddev=" << stddev << "\n";
-      os << "\n";
       double d, r, e;
       rIF.comparativeStatistics (rCompareIF, d, r, e);
       os << "Comparative Statistics: d=" << d << ", r=" << r << ", e=" << e << "\n";
-      *theApp->getLog() << os.str().c_str();
+      *theApp->getLog() << ">>>>\n" << os.str().c_str() << "<<<<\n";
       if (dialogGetCompare.getMakeDifferenceImage()) {
+        ImageFile* pDifferenceImage = new ImageFile;
+        
+        pDifferenceImage->setArraySize (rIF.nx(), rIF.ny());
+        if (! rIF.subtractImages (rCompareIF, *pDifferenceImage)) {
+          *theApp->getLog() << "Unable to subtract images\n";
+          delete pDifferenceImage;
+          return;
+        }
         ImageFileDocument* pDifferenceDoc = theApp->newImageDoc();
         if (! pDifferenceDoc) {
           sys_error (ERR_SEVERE, "Unable to create image file");
           return;
         }
-        ImageFile& differenceImage = pDifferenceDoc->getImageFile();
-        
-        differenceImage.setArraySize (rIF.nx(), rIF.ny());
-        if (! rIF.subtractImages (rCompareIF, differenceImage)) {
-            pDifferenceDoc->getView()->getFrame()->Show(true);
-            GetDocumentManager()->ActivateView (pDifferenceDoc->getView(), true, false);
-            pDifferenceDoc->getView()->getFrame()->SetFocus();
-            wxCommandEvent event;
-            GetDocumentManager()->OnFileClose (event);
-            GetDocumentManager()->ActivateView (this, true, false);
-            getFrame()->SetFocus();
-          return;
-        }
-        
+        pDifferenceDoc->setImageFile (pDifferenceImage);
+
         wxString s = GetFrame()->GetTitle() + ": ";
-        differenceImage.labelsCopy (rIF, s.c_str());
+        pDifferenceImage->labelsCopy (rIF, s.c_str());
         s = pCompareDoc->GetFirstView()->GetFrame()->GetTitle() + ": ";
-        differenceImage.labelsCopy (rCompareIF, s.c_str());
+        pDifferenceImage->labelsCopy (rCompareIF, s.c_str());
         std::ostringstream osLabel;
         osLabel << "Compare image " << GetDocument()->GetFirstView()->GetFrame()->GetTitle().c_str() 
           << " and " << pCompareDoc->GetFirstView()->GetFrame()->GetTitle().c_str() << ": "
           << os.str().c_str();
-        differenceImage.labelAdd (os.str().c_str());
+        pDifferenceImage->labelAdd (os.str().c_str());
         pDifferenceDoc->Modify (true);
         pDifferenceDoc->UpdateAllViews (this);
         pDifferenceDoc->getView()->OnUpdate (this, NULL);
@@ -791,7 +802,7 @@ ImageFileView::CreateChildFrame(wxDocument *doc, wxView *view)
 #endif
   theApp->setIconForFrame (subframe);
   
-  wxMenu *m_pFileMenu = new wxMenu;
+  m_pFileMenu = new wxMenu;
   
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_PHANTOM, "Cr&eate Phantom...\tCtrl-P");
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_FILTER, "Create &Filter...\tCtrl-F");
@@ -799,6 +810,7 @@ ImageFileView::CreateChildFrame(wxDocument *doc, wxView *view)
   m_pFileMenu->Append(wxID_SAVE, "&Save\tCtrl-S");
   m_pFileMenu->Append(wxID_SAVEAS, "Save &As...");
   m_pFileMenu->Append(wxID_CLOSE, "&Close\tCtrl-W");
+  m_pFileMenu->Append(wxID_REVERT, "Re&vert");
   
   m_pFileMenu->AppendSeparator();
   m_pFileMenu->Append(IFMENU_FILE_PROPERTIES, "P&roperties");
@@ -807,9 +819,10 @@ ImageFileView::CreateChildFrame(wxDocument *doc, wxView *view)
   m_pFileMenu->AppendSeparator();
   m_pFileMenu->Append(wxID_PRINT, "&Print...");
   m_pFileMenu->Append(wxID_PRINT_SETUP, "Print &Setup...");
-  m_pFileMenu->Append(wxID_PREVIEW, "Print Pre&view");
+  m_pFileMenu->Append(wxID_PREVIEW, "Print Preview");
 #ifdef CTSIM_MDI
   m_pFileMenu->AppendSeparator();
+  m_pFileMenu->Append (MAINMENU_FILE_PREFERENCES, "Pr&eferences...");
   m_pFileMenu->Append(MAINMENU_FILE_EXIT, "E&xit");
 #endif
   GetDocumentManager()->FileHistoryAddFilesToMenu(m_pFileMenu);
@@ -852,6 +865,9 @@ ImageFileView::CreateChildFrame(wxDocument *doc, wxView *view)
   image_menu->Append (IFMENU_IMAGE_DIVIDE, "&Divide...");
   image_menu->AppendSeparator();
   image_menu->Append (IFMENU_IMAGE_SCALESIZE, "S&cale Size...");
+#if wxUSE_GLCANVAS
+  image_menu->Append (IFMENU_IMAGE_CONVERT3D, "Convert &3-D\tCtrl-3");
+#endif
   
   m_pMenuAnalyze = new wxMenu;
   m_pMenuAnalyze->Append (IFMENU_PLOT_ROW, "Plot &Row");
@@ -889,7 +905,7 @@ ImageFileView::CreateChildFrame(wxDocument *doc, wxView *view)
   
   subframe->Centre(wxBOTH);
   
-  wxAcceleratorEntry accelEntries[10];
+  wxAcceleratorEntry accelEntries[11];
   accelEntries[0].Set (wxACCEL_CTRL, static_cast<int>('O'), wxID_OPEN);
   accelEntries[1].Set (wxACCEL_CTRL, static_cast<int>('S'), wxID_SAVE);
   accelEntries[2].Set (wxACCEL_CTRL, static_cast<int>('W'), wxID_CLOSE);
@@ -900,7 +916,13 @@ ImageFileView::CreateChildFrame(wxDocument *doc, wxView *view)
   accelEntries[7].Set (wxACCEL_CTRL, static_cast<int>('A'), IFMENU_VIEW_SCALE_AUTO);
   accelEntries[8].Set (wxACCEL_CTRL, static_cast<int>('U'), IFMENU_VIEW_SCALE_FULL);
   accelEntries[9].Set (wxACCEL_CTRL, static_cast<int>('E'), IFMENU_VIEW_SCALE_MINMAX);
+#if wxUSE_GLCANVAS
+  accelEntries[10].Set (wxACCEL_CTRL, static_cast<int>('3'), IFMENU_IMAGE_CONVERT3D);
+  wxAcceleratorTable accelTable (11, accelEntries);
+#else
   wxAcceleratorTable accelTable (10, accelEntries);
+#endif
+
   subframe->SetAcceleratorTable (accelTable);
   
   return subframe;
@@ -911,7 +933,6 @@ bool
 ImageFileView::OnCreate (wxDocument *doc, long WXUNUSED(flags) )
 {
   m_pFrame = CreateChildFrame(doc, this);
-  (m_pFrame);
   
   m_bMinSpecified = false;
   m_bMaxSpecified = false;
@@ -995,29 +1016,28 @@ ImageFileView::OnUpdate (wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint) )
 bool 
 ImageFileView::OnClose (bool deleteWindow)
 {
-  GetDocumentManager()->ActivateView (this, false, true);
+  //GetDocumentManager()->ActivateView (this, false, true);
   if (! GetDocument() || ! GetDocument()->Close())
     return false;
-  
+
+  Activate (false);
   if (m_pCanvas) {
-    //m_pCanvas->Show(false);
     m_pCanvas->setView(NULL);
     m_pCanvas = NULL;
   }
-  //m_pFrame->Show(false);
   wxString s(theApp->GetAppName());
   if (m_pFrame)
     m_pFrame->SetTitle(s);
   
   SetFrame(NULL);
-  Activate(false);
   
   if (deleteWindow) {
-    //delete m_pFrame;
-    m_pFrame->Destroy();
+    delete m_pFrame;
     m_pFrame = NULL;
+    if (GetDocument() && GetDocument()->getBadFileOpen())
+      ::wxYield();  // wxWindows bug workaround
   }
-
+  
   return true;
 }
 
@@ -1097,6 +1117,24 @@ ImageFileView::OnScaleSize (wxCommandEvent& event)
   }
 }
 
+#if wxUSE_GLCANVAS
+void
+ImageFileView::OnConvert3d (wxCommandEvent& event)
+{
+  ImageFile& rIF = GetDocument()->getImageFile();
+  Graph3dFileDocument* pGraph3d = theApp->newGraph3dDoc();
+  pGraph3d->setBadFileOpen();
+  pGraph3d->createFromImageFile (rIF);
+  pGraph3d->getView()->OnUpdate (this, NULL);
+  pGraph3d->UpdateAllViews();
+  pGraph3d->getView()->getFrame()->SetClientSize (400, 400);
+  pGraph3d->getView()->getFrame()->Show (true);
+  GetDocumentManager()->ActivateView (pGraph3d->getView(), true, false);
+  ::wxYield();
+  pGraph3d->getView()->getCanvas()->SetFocus();
+}
+#endif
+
 void
 ImageFileView::OnPlotRow (wxCommandEvent& event)
 {
@@ -1729,6 +1767,20 @@ PhantomCanvas::OnDraw (wxDC& dc)
     m_pView->OnDraw(& dc);
 }
 
+wxSize
+PhantomCanvas::GetBestSize() const
+{
+  if (! m_pView)
+    return wxSize(0,0);
+
+  int xSize, ySize;
+  theApp->getMainFrame()->GetClientSize (&xSize, &ySize);
+  xSize = maxValue<int> (xSize, ySize);
+  ySize = xSize = (xSize / 3);
+  return wxSize (xSize, ySize);
+}
+
+
 
 // PhantomFileView
 
@@ -1751,9 +1803,10 @@ PhantomFileView::PhantomFileView()
   m_iDefaultNView = 320;
 #endif
   m_iDefaultNSample = 1;
-  m_dDefaultRotation = 1;
+  m_dDefaultRotation = 2;
   m_dDefaultFocalLength = 2;
-  m_dDefaultFieldOfView = 1;
+  m_dDefaultViewRatio = 1;
+  m_dDefaultScanRatio = 1;
   m_iDefaultGeometry = Scanner::GEOMETRY_PARALLEL;
   m_iDefaultTrace = Trace::TRACE_NONE;
   
@@ -1766,6 +1819,7 @@ PhantomFileView::PhantomFileView()
   m_iDefaultRasterNY = 256;
   m_iDefaultRasterNSamples = 2;
 #endif
+  m_dDefaultRasterViewRatio = 1;
 }
 
 PhantomFileView::~PhantomFileView()
@@ -1786,7 +1840,7 @@ PhantomFileView::OnProperties (wxCommandEvent& event)
 #if DEBUG
   rPhantom.print (os);
 #endif
-  *theApp->getLog() << os.str().c_str() << "\n";
+  *theApp->getLog() << ">>>>\n" << os.str().c_str() << "<<<<\n";
   wxMessageBox (os.str().c_str(), "Phantom Properties");
 }
 
@@ -1794,7 +1848,10 @@ PhantomFileView::OnProperties (wxCommandEvent& event)
 void
 PhantomFileView::OnProjections (wxCommandEvent& event)
 {
-  DialogGetProjectionParameters dialogProjection (getFrameForChild(), m_iDefaultNDet, m_iDefaultNView, m_iDefaultNSample, m_dDefaultRotation, m_dDefaultFocalLength, m_dDefaultFieldOfView, m_iDefaultGeometry, m_iDefaultTrace);
+  DialogGetProjectionParameters dialogProjection (getFrameForChild(), 
+    m_iDefaultNDet, m_iDefaultNView, m_iDefaultNSample, m_dDefaultRotation, 
+    m_dDefaultFocalLength, m_dDefaultViewRatio, m_dDefaultScanRatio, m_iDefaultGeometry, 
+    m_iDefaultTrace);
   int retVal = dialogProjection.ShowModal();
   if (retVal == wxID_OK) {
     m_iDefaultNDet = dialogProjection.getNDet();
@@ -1803,39 +1860,33 @@ PhantomFileView::OnProjections (wxCommandEvent& event)
     m_iDefaultTrace = dialogProjection.getTrace();
     m_dDefaultRotation = dialogProjection.getRotAngle();
     m_dDefaultFocalLength = dialogProjection.getFocalLengthRatio();
-    m_dDefaultFieldOfView = dialogProjection.getFieldOfViewRatio();
+    m_dDefaultViewRatio = dialogProjection.getViewRatio();
+    m_dDefaultScanRatio = dialogProjection.getScanRatio();
     wxString sGeometry = dialogProjection.getGeometry();
     m_iDefaultGeometry = Scanner::convertGeometryNameToID (sGeometry.c_str());
     
     if (m_iDefaultNDet > 0 && m_iDefaultNView > 0 && sGeometry != "") {
       const Phantom& rPhantom = GetDocument()->getPhantom();
-      ProjectionFileDocument* pProjectionDoc = theApp->newProjectionDoc();
-      if (! pProjectionDoc) {
-        sys_error (ERR_SEVERE, "Unable to create projection document");
-        return;
-      }
-      Projections& rProj = pProjectionDoc->getProjections();
-      Scanner theScanner (rPhantom, sGeometry.c_str(), m_iDefaultNDet, m_iDefaultNView, m_iDefaultNSample, m_dDefaultRotation, m_dDefaultFocalLength, m_dDefaultFieldOfView);
+      Projections* pProj = new Projections;
+      Scanner theScanner (rPhantom, sGeometry.c_str(), m_iDefaultNDet, m_iDefaultNView, m_iDefaultNSample, 
+                          m_dDefaultRotation, m_dDefaultFocalLength, m_dDefaultViewRatio, m_dDefaultScanRatio);
       if (theScanner.fail()) {
-        *theApp->getLog() << "Failed making scanner: " << theScanner.failMessage().c_str() << "\n";
+        wxString msg = "Failed making scanner\n";
+        msg += theScanner.failMessage().c_str();
+        *theApp->getLog() << msg << "\n";
+        wxMessageBox (msg, "Error");
         return;
       }
-      rProj.initFromScanner (theScanner);
+      pProj->initFromScanner (theScanner);
       m_dDefaultRotation /= PI;  // convert back to PI units
       
       Timer timer;
       if (m_iDefaultTrace > Trace::TRACE_CONSOLE) {
-        ProjectionsDialog dialogProjections (theScanner, rProj, rPhantom, m_iDefaultTrace, dynamic_cast<wxWindow*>(getFrameForChild()));
-        for (int iView = 0; iView < rProj.nView(); iView++) {
+        ProjectionsDialog dialogProjections (theScanner, *pProj, rPhantom, m_iDefaultTrace, dynamic_cast<wxWindow*>(getFrameForChild()));
+        for (int iView = 0; iView < pProj->nView(); iView++) {
           ::wxYield();
           if (dialogProjections.isCancelled() || ! dialogProjections.projectView (iView)) {
-            pProjectionDoc->getView()->getFrame()->Show(true);
-            GetDocumentManager()->ActivateView (pProjectionDoc->getView(), true, false);
-            pProjectionDoc->getView()->getFrame()->SetFocus();
-            wxCommandEvent event;
-            GetDocumentManager()->OnFileClose (event);
-            GetDocumentManager()->ActivateView (this, true, false);
-            getFrame()->SetFocus();
+            delete pProj;
             return;
           }
           ::wxYield();
@@ -1845,29 +1896,34 @@ PhantomFileView::OnProjections (wxCommandEvent& event)
           }
         }
       } else {
-        wxProgressDialog dlgProgress (wxString("Projection"), wxString("Projection Progress"), rProj.nView() + 1, getFrameForChild(), wxPD_CAN_ABORT);
-        for (int i = 0; i < rProj.nView(); i++) {
-          theScanner.collectProjections (rProj, rPhantom, i, 1, true, m_iDefaultTrace);
+        wxProgressDialog dlgProgress (wxString("Projection"), wxString("Projection Progress"), pProj->nView() + 1, getFrameForChild(), wxPD_CAN_ABORT);
+        for (int i = 0; i < pProj->nView(); i++) {
+          theScanner.collectProjections (*pProj, rPhantom, i, 1, true, m_iDefaultTrace);
           if (! dlgProgress.Update (i+1)) {
-            pProjectionDoc->getView()->getFrame()->Show(true);
-            GetDocumentManager()->ActivateView (pProjectionDoc->getView(), true, false);
-            pProjectionDoc->getView()->getFrame()->SetFocus();
-            wxCommandEvent event;
-            GetDocumentManager()->OnFileClose (event);
-            GetDocumentManager()->ActivateView (this, true, false);
-            getFrame()->SetFocus();
+            delete pProj;
             return;
           }
         }
       }
       
       std::ostringstream os;
-      os << "Projections for " << rPhantom.name() << ": nDet=" << m_iDefaultNDet << ", nView=" << m_iDefaultNView << ", nSamples=" << m_iDefaultNSample << ", RotAngle=" << m_dDefaultRotation << ", FocalLengthRatio=" << m_dDefaultFocalLength << ", FieldOfViewRatio=" << m_dDefaultFieldOfView << ", Geometry=" << sGeometry.c_str();
-      rProj.setCalcTime (timer.timerEnd());
-      rProj.setRemark (os.str());
+      os << "Projections for " << rPhantom.name() << ": nDet=" << m_iDefaultNDet 
+        << ", nView=" << m_iDefaultNView << ", nSamples=" << m_iDefaultNSample 
+        << ", RotAngle=" << m_dDefaultRotation << ", FocalLengthRatio=" << m_dDefaultFocalLength 
+        << ", ViewRatio=" << m_dDefaultViewRatio << ", ScanRatio=" << m_dDefaultScanRatio 
+        << ", Geometry=" << sGeometry.c_str() << ", FanBeamAngle=" << 
+        convertRadiansToDegrees (theScanner.fanBeamAngle());
+      pProj->setCalcTime (timer.timerEnd());
+      pProj->setRemark (os.str());
       *theApp->getLog() << os.str().c_str() << "\n";
       
       ::wxYield();
+      ProjectionFileDocument* pProjectionDoc = theApp->newProjectionDoc();
+      if (! pProjectionDoc) {
+        sys_error (ERR_SEVERE, "Unable to create projection document");
+        return;
+      }
+      pProjectionDoc->setProjections (pProj);
       ProjectionFileView* projView = pProjectionDoc->getView();
       if (projView) {
         projView->OnUpdate (projView, NULL);
@@ -1891,46 +1947,52 @@ PhantomFileView::OnProjections (wxCommandEvent& event)
 void
 PhantomFileView::OnRasterize (wxCommandEvent& event)
 {
-  DialogGetRasterParameters dialogRaster (getFrameForChild(), m_iDefaultRasterNX, m_iDefaultRasterNY, m_iDefaultRasterNSamples);
+  DialogGetRasterParameters dialogRaster (getFrameForChild(), m_iDefaultRasterNX, m_iDefaultRasterNY, 
+    m_iDefaultRasterNSamples, m_dDefaultRasterViewRatio);
   int retVal = dialogRaster.ShowModal();
   if (retVal == wxID_OK) {
     m_iDefaultRasterNX = dialogRaster.getXSize();
     m_iDefaultRasterNY  = dialogRaster.getYSize();
     m_iDefaultRasterNSamples = dialogRaster.getNSamples();
+    m_dDefaultRasterViewRatio = dialogRaster.getViewRatio();
     if (m_iDefaultRasterNSamples < 1)
       m_iDefaultRasterNSamples = 1;
+    if (m_dDefaultRasterViewRatio < 0)
+      m_dDefaultRasterViewRatio = 0;
     if (m_iDefaultRasterNX > 0 && m_iDefaultRasterNY > 0) {
       const Phantom& rPhantom = GetDocument()->getPhantom();
-      ImageFileDocument* pRasterDoc = theApp->newImageDoc();
-      if (! pRasterDoc) {
-        sys_error (ERR_SEVERE, "Unable to create image file");
-        return;
-      }
-      ImageFile& imageFile = pRasterDoc->getImageFile();
+
+      ImageFile* pImageFile = new ImageFile;
       
-      imageFile.setArraySize (m_iDefaultRasterNX, m_iDefaultRasterNY);
-      wxProgressDialog dlgProgress (wxString("Rasterize"), wxString("Rasterization Progress"), imageFile.nx() + 1, getFrameForChild(), wxPD_CAN_ABORT);
+      pImageFile->setArraySize (m_iDefaultRasterNX, m_iDefaultRasterNY);
+      wxProgressDialog dlgProgress (wxString("Rasterize"), wxString("Rasterization Progress"), 
+                                    pImageFile->nx() + 1, getFrameForChild(), wxPD_CAN_ABORT);
       Timer timer;
-      for (unsigned int i = 0; i < imageFile.nx(); i++) {
-        rPhantom.convertToImagefile (imageFile, m_iDefaultRasterNSamples, Trace::TRACE_NONE, i, 1, true);
+      for (unsigned int i = 0; i < pImageFile->nx(); i++) {
+        rPhantom.convertToImagefile (*pImageFile, m_dDefaultRasterViewRatio, m_iDefaultRasterNSamples, 
+          Trace::TRACE_NONE, i, 1, true);
         if (! dlgProgress.Update (i+1)) {
-          GetDocumentManager()->ActivateView (pRasterDoc->getView(), true, true);
-          pRasterDoc->getView()->getFrame()->SetFocus();
-          wxCommandEvent event;
-          GetDocumentManager()->OnFileClose (event);
-          GetDocumentManager()->ActivateView (this, true, false);
-          getFrame()->SetFocus();
+          delete pImageFile;
           return;
         }
       }
+
+      ImageFileDocument* pRasterDoc = theApp->newImageDoc();
+      if (! pRasterDoc) {
+        sys_error (ERR_SEVERE, "Unable to create image file");
+        return;
+      }
+      pRasterDoc->setImageFile (pImageFile);
+
       pRasterDoc->Modify (true);
       pRasterDoc->UpdateAllViews (this);
       pRasterDoc->getView()->getFrame()->Show(true);
       std::ostringstream os;
       os << "Rasterize Phantom " << rPhantom.name() << ": XSize=" << m_iDefaultRasterNX << ", YSize=" 
-        << m_iDefaultRasterNY << ", nSamples=" << m_iDefaultRasterNSamples;
+        << m_iDefaultRasterNY << ", ViewRatio=" << m_dDefaultRasterViewRatio << ", nSamples=" 
+        << m_iDefaultRasterNSamples;;
       *theApp->getLog() << os.str().c_str() << "\n";
-      imageFile.labelAdd (os.str().c_str(), timer.timerEnd());
+      pImageFile->labelAdd (os.str().c_str(), timer.timerEnd());
       ImageFileView* rasterView = pRasterDoc->getView();
       if (rasterView) {
         rasterView->getFrame()->SetFocus();
@@ -1946,11 +2008,8 @@ PhantomCanvas*
 PhantomFileView::CreateCanvas (wxFrame *parent)
 {
   PhantomCanvas* pCanvas;
-  int width, height;
-  parent->GetClientSize(&width, &height);
-  
-  pCanvas = new PhantomCanvas (this, parent, wxPoint(0, 0), wxSize(width, height), 0);
   
+  pCanvas = new PhantomCanvas (this, parent, wxPoint(0, 0), wxSize(0,0), 0);
   pCanvas->SetBackgroundColour(*wxWHITE);
   pCanvas->Clear();
   
@@ -1965,13 +2024,13 @@ wxDocChildFrame*
 PhantomFileView::CreateChildFrame(wxDocument *doc, wxView *view)
 {
 #if CTSIM_MDI
-  wxDocMDIChildFrame *subframe = new wxDocMDIChildFrame (doc, view, theApp->getMainFrame(), -1, "Phantom Frame", wxPoint(10, 10), wxSize(256, 256), wxDEFAULT_FRAME_STYLE);
+  wxDocMDIChildFrame *subframe = new wxDocMDIChildFrame (doc, view, theApp->getMainFrame(), -1, "Phantom Frame", wxPoint(10, 10), wxSize(0, 0), wxDEFAULT_FRAME_STYLE);
 #else
-  wxDocChildFrame *subframe = new wxDocChildFrame (doc, view, theApp->getMainFrame(), -1, "Phantom Frame", wxPoint(10, 10), wxSize(256, 256), wxDEFAULT_FRAME_STYLE);
+  wxDocChildFrame *subframe = new wxDocChildFrame (doc, view, theApp->getMainFrame(), -1, "Phantom Frame", wxPoint(10, 10), wxSize(0, 0), wxDEFAULT_FRAME_STYLE);
 #endif
   theApp->setIconForFrame (subframe);
   
-  wxMenu *m_pFileMenu = new wxMenu;
+  m_pFileMenu = new wxMenu;
   
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_PHANTOM, "Cr&eate Phantom...\tCtrl-P");
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_FILTER, "Create &Filter...\tCtrl-F");
@@ -1988,6 +2047,7 @@ PhantomFileView::CreateChildFrame(wxDocument *doc, wxView *view)
   m_pFileMenu->Append(wxID_PREVIEW, "Print Pre&view");
 #ifdef CTSIM_MDI
   m_pFileMenu->AppendSeparator();
+  m_pFileMenu->Append (MAINMENU_FILE_PREFERENCES, "Pr&eferences...");
   m_pFileMenu->Append(MAINMENU_FILE_EXIT, "E&xit");
 #endif
   GetDocumentManager()->FileHistoryAddFilesToMenu(m_pFileMenu);
@@ -2032,11 +2092,11 @@ PhantomFileView::OnCreate(wxDocument *doc, long WXUNUSED(flags) )
 {
   m_pFrame = CreateChildFrame(doc, this);
   SetFrame(m_pFrame);
-  
-  int width, height;
-  m_pFrame->GetClientSize(&width, &height);
-  m_pFrame->SetTitle("PhantomFileView");
   m_pCanvas = CreateCanvas (m_pFrame);
+  m_pFrame->SetClientSize (m_pCanvas->GetBestSize());
+  m_pCanvas->SetClientSize (m_pCanvas->GetBestSize());
+  
+  m_pFrame->SetTitle ("PhantomFileView");
   
 #ifdef __X__
   int x, y;  // X requires a forced resize
@@ -2060,29 +2120,27 @@ PhantomFileView::OnUpdate (wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint) )
 bool 
 PhantomFileView::OnClose (bool deleteWindow)
 {
-  GetDocumentManager()->ActivateView (this, false, true);
+  //GetDocumentManager()->ActivateView (this, false, true);
   if (! GetDocument() || ! GetDocument()->Close())
     return false;
   
+  Activate(false);
   if (m_pCanvas) {
-    m_pCanvas->Show(false);
     m_pCanvas->setView(NULL);
     m_pCanvas = NULL;
   }
-    m_pFrame->Show(false);
   wxString s(wxTheApp->GetAppName());
   if (m_pFrame)
     m_pFrame->SetTitle(s);
   
   SetFrame(NULL);
-  Activate(false);
   
   if (deleteWindow) {
-    //delete m_pFrame;
-    m_pFrame->Destroy();
+    delete m_pFrame;
     m_pFrame = NULL;
+    if (GetDocument() && GetDocument()->getBadFileOpen())
+      ::wxYield();  // wxWindows bug workaround
   }
-//  ::wxYield();
   
   return true;
 }
@@ -2144,7 +2202,7 @@ EVT_MENU(PJMENU_CONVERT_FFT_POLAR, ProjectionFileView::OnConvertFFTPolar)
 END_EVENT_TABLE()
 
 ProjectionFileView::ProjectionFileView() 
-: wxView(), m_pCanvas(NULL), m_pFrame(NULL), m_pFileMenu(0)
+: wxView(), m_pFrame(0), m_pCanvas(0), m_pFileMenu(0)
 {
 #ifdef DEBUG
   m_iDefaultNX = 115;
@@ -2164,7 +2222,7 @@ ProjectionFileView::ProjectionFileView()
   m_iDefaultFilterGeneration = ProcessSignal::FILTER_GENERATION_DIRECT;
 #endif
   m_iDefaultZeropad = 1;
-  m_iDefaultBackprojector = Backprojector::BPROJ_IDIFF3;
+  m_iDefaultBackprojector = Backprojector::BPROJ_IDIFF;
   m_iDefaultInterpolation = Backprojector::INTERP_LINEAR;
   m_iDefaultInterpParam = 1;
   m_iDefaultTrace = Trace::TRACE_NONE;
@@ -2187,7 +2245,7 @@ ProjectionFileView::OnProperties (wxCommandEvent& event)
   const Projections& rProj = GetDocument()->getProjections();
   std::ostringstream os;
   rProj.printScanInfo(os);
-  *theApp->getLog() << os.str().c_str();
+  *theApp->getLog() << ">>>>\n" << os.str().c_str() << "<<<<\n";
   wxMessageDialog dialogMsg (getFrameForChild(), os.str().c_str(), "Projection File Properties", wxOK | wxICON_INFORMATION);
   dialogMsg.ShowModal();
 }
@@ -2269,7 +2327,10 @@ ProjectionFileView::OnReconstructFourier (wxCommandEvent& event)
 void
 ProjectionFileView::OnReconstructFBP (wxCommandEvent& event)
 {
-  DialogGetReconstructionParameters dialogReconstruction (getFrameForChild(), m_iDefaultNX, m_iDefaultNY, m_iDefaultFilter, m_dDefaultFilterParam, m_iDefaultFilterMethod, m_iDefaultFilterGeneration, m_iDefaultZeropad, m_iDefaultInterpolation, m_iDefaultInterpParam, m_iDefaultBackprojector, m_iDefaultTrace);
+  DialogGetReconstructionParameters dialogReconstruction (getFrameForChild(), m_iDefaultNX, m_iDefaultNY, 
+    m_iDefaultFilter, m_dDefaultFilterParam, m_iDefaultFilterMethod, m_iDefaultFilterGeneration, 
+    m_iDefaultZeropad, m_iDefaultInterpolation, m_iDefaultInterpParam, m_iDefaultBackprojector, 
+    m_iDefaultTrace);
   
   int retVal = dialogReconstruction.ShowModal();
   if (retVal == wxID_OK) {
@@ -2290,31 +2351,25 @@ ProjectionFileView::OnReconstructFBP (wxCommandEvent& event)
     m_iDefaultBackprojector = Backprojector::convertBackprojectNameToID (optBackprojectName.c_str());
     m_iDefaultTrace = dialogReconstruction.getTrace();
     if (m_iDefaultNX > 0 && m_iDefaultNY > 0) {
-      ImageFileDocument* pReconDoc = theApp->newImageDoc();
-      if (! pReconDoc) {
-        sys_error (ERR_SEVERE, "Unable to create image file");
-        return;
-      }
-      ImageFile& imageFile = pReconDoc->getImageFile();
       const Projections& rProj = GetDocument()->getProjections();
-      imageFile.setArraySize (m_iDefaultNX, m_iDefaultNY);
+
+      ImageFile* pImageFile = new ImageFile;
+      pImageFile->setArraySize (m_iDefaultNX, m_iDefaultNY);
       
-      Reconstructor* pReconstruct = new Reconstructor (rProj, imageFile, optFilterName.c_str(), m_dDefaultFilterParam, optFilterMethodName.c_str(), m_iDefaultZeropad, optFilterGenerationName.c_str(), optInterpName.c_str(), m_iDefaultInterpParam, optBackprojectName.c_str(), m_iDefaultTrace);
+      Reconstructor* pReconstructor = new Reconstructor (rProj, *pImageFile, optFilterName.c_str(), m_dDefaultFilterParam, optFilterMethodName.c_str(), m_iDefaultZeropad, optFilterGenerationName.c_str(), optInterpName.c_str(), m_iDefaultInterpParam, optBackprojectName.c_str(), m_iDefaultTrace);
       
       Timer timerRecon;
       if (m_iDefaultTrace > Trace::TRACE_CONSOLE) {
-        ReconstructDialog* pDlgReconstruct = new ReconstructDialog (*pReconstruct, rProj, imageFile, m_iDefaultTrace, getFrameForChild());
+        ReconstructDialog* pDlgReconstruct = new ReconstructDialog (*pReconstructor, rProj, *pImageFile, m_iDefaultTrace, getFrameForChild());
         for (int iView = 0; iView < rProj.nView(); iView++) {
-          ::wxYield();
           ::wxYield();
           if (pDlgReconstruct->isCancelled() || ! pDlgReconstruct->reconstructView (iView)) {
             delete pDlgReconstruct;
-            delete pReconstruct;
-            pReconDoc->getView()->getFrame()->Close(true);
+            delete pReconstructor;
+            delete pImageFile;
             return;
           }
           ::wxYield();
-          ::wxYield();
           while (pDlgReconstruct->isPaused()) {
             ::wxYield();
             ::wxUsleep(50);
@@ -2324,20 +2379,21 @@ ProjectionFileView::OnReconstructFBP (wxCommandEvent& event)
       } else {
         wxProgressDialog dlgProgress (wxString("Reconstruction"), wxString("Reconstruction Progress"), rProj.nView() + 1, getFrameForChild(), wxPD_CAN_ABORT);
         for (int i = 0; i < rProj.nView(); i++) {
-          pReconstruct->reconstructView (i, 1);
+          pReconstructor->reconstructView (i, 1);
           if (! dlgProgress.Update (i + 1)) {
-            delete pReconstruct;
-            GetDocumentManager()->ActivateView (pReconDoc->getView(), true, true);
-            pReconDoc->getView()->getFrame()->SetFocus();
-            wxCommandEvent event;
-            GetDocumentManager()->OnFileClose (event);
-            GetDocumentManager()->ActivateView (this, true, false);
-            getFrame()->SetFocus();
+            delete pReconstructor;
+            delete pImageFile;
             return;
           }
         }
       }
-      delete pReconstruct;
+      delete pReconstructor;
+      ImageFileDocument* pReconDoc = theApp->newImageDoc();
+      if (! pReconDoc) {
+        sys_error (ERR_SEVERE, "Unable to create image file");
+        return;
+      }
+      pReconDoc->setImageFile (pImageFile);
       pReconDoc->Modify (true);
       pReconDoc->UpdateAllViews (this);
       if (ImageFileView* rasterView = pReconDoc->getView()) {
@@ -2348,8 +2404,8 @@ ProjectionFileView::OnReconstructFBP (wxCommandEvent& event)
       std::ostringstream os;
       os << "Reconstruct " << rProj.getFilename() << ": xSize=" << m_iDefaultNX << ", ySize=" << m_iDefaultNY << ", Filter=" << optFilterName.c_str() << ", FilterParam=" << m_dDefaultFilterParam << ", FilterMethod=" << optFilterMethodName.c_str() << ", FilterGeneration=" << optFilterGenerationName.c_str() << ", Zeropad=" << m_iDefaultZeropad << ", Interpolation=" << optInterpName.c_str() << ", InterpolationParam=" << m_iDefaultInterpParam << ", Backprojection=" << optBackprojectName.c_str();
       *theApp->getLog() << os.str().c_str() << "\n";
-      imageFile.labelAdd (rProj.getLabel());
-      imageFile.labelAdd (os.str().c_str(), timerRecon.timerEnd());
+      pImageFile->labelAdd (rProj.getLabel());
+      pImageFile->labelAdd (os.str().c_str(), timerRecon.timerEnd());
     }
   }
 }
@@ -2385,7 +2441,7 @@ ProjectionFileView::CreateChildFrame(wxDocument *doc, wxView *view)
 #endif
   theApp->setIconForFrame (subframe);
   
-  wxMenu *m_pFileMenu = new wxMenu;
+  m_pFileMenu = new wxMenu;
   
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_PHANTOM, "Cr&eate Phantom...\tCtrl-P");
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_FILTER, "Create &Filter...\tCtrl-F");
@@ -2403,6 +2459,7 @@ ProjectionFileView::CreateChildFrame(wxDocument *doc, wxView *view)
   m_pFileMenu->Append(wxID_PREVIEW, "Print Pre&view");
 #ifdef CTSIM_MDI
   m_pFileMenu->AppendSeparator();
+  m_pFileMenu->Append (MAINMENU_FILE_PREFERENCES, "Pr&eferences...");
   m_pFileMenu->Append(MAINMENU_FILE_EXIT, "E&xit");
 #endif
   GetDocumentManager()->FileHistoryAddFilesToMenu(m_pFileMenu);
@@ -2540,27 +2597,26 @@ ProjectionFileView::OnUpdate (wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint)
 bool 
 ProjectionFileView::OnClose (bool deleteWindow)
 {
-  GetDocumentManager()->ActivateView (this, false, true);
+  //GetDocumentManager()->ActivateView (this, false, true);
   if (! GetDocument() || ! GetDocument()->Close())
     return false;
   
+  Activate(false);
   if (m_pCanvas) {
-   	m_pCanvas->Show(false);
-    m_pCanvas->setView(NULL);
+   	m_pCanvas->setView(NULL);
     m_pCanvas = NULL;
   }
-  m_pFrame->Show(false);
   wxString s(wxTheApp->GetAppName());
   if (m_pFrame)
     m_pFrame->SetTitle(s);
   
   SetFrame(NULL);
-  Activate(false);
   
   if (deleteWindow) {
-//   delete m_pFrame;
-    m_pFrame->Destroy();
+    delete m_pFrame;
     m_pFrame = NULL;
+    if (GetDocument() && GetDocument()->getBadFileOpen())
+      ::wxYield();  // wxWindows bug workaround
   }
 
   return true;
@@ -2619,7 +2675,7 @@ PlotFileView::OnProperties (wxCommandEvent& event)
   std::ostringstream os;
   os << "Columns: " << rPlot.getNumColumns() << ", Records: " << rPlot.getNumRecords() << "\n";
   rPlot.printHeadersBrief (os);
-  *theApp->getLog() << os.str().c_str();
+  *theApp->getLog() << ">>>>\n" << os.str().c_str() << "<<<<<\n";
   wxMessageDialog dialogMsg (getFrameForChild(), os.str().c_str(), "Plot File Properties", wxOK | wxICON_INFORMATION);
   dialogMsg.ShowModal();
 }
@@ -2716,7 +2772,7 @@ PlotFileView::CreateChildFrame(wxDocument *doc, wxView *view)
 #endif
   theApp->setIconForFrame (subframe);
   
-  wxMenu *m_pFileMenu = new wxMenu;
+  m_pFileMenu = new wxMenu;
   
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_PHANTOM, "Cr&eate Phantom...\tCtrl-P");
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_FILTER, "Create &Filter...\tCtrl-F");
@@ -2734,6 +2790,7 @@ PlotFileView::CreateChildFrame(wxDocument *doc, wxView *view)
   m_pFileMenu->Append(wxID_PREVIEW, "Print Pre&view");
 #ifdef CTSIM_MDI
   m_pFileMenu->AppendSeparator();
+  m_pFileMenu->Append (MAINMENU_FILE_PREFERENCES, "Pr&eferences...");
   m_pFileMenu->Append(MAINMENU_FILE_EXIT, "E&xit");
 #endif
   GetDocumentManager()->FileHistoryAddFilesToMenu(m_pFileMenu);
@@ -2871,29 +2928,26 @@ PlotFileView::OnUpdate (wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint) )
 bool 
 PlotFileView::OnClose (bool deleteWindow)
 {
-  GetDocumentManager()->ActivateView (this, false, true);
+  //GetDocumentManager()->ActivateView (this, false, true);
   if (! GetDocument() || ! GetDocument()->Close())
     return false;
   
+  Activate(false);
   if (m_pCanvas) {
-    //m_pCanvas->Show(false);
     m_pCanvas->setView (NULL);
     m_pCanvas = NULL;
   }
-    //m_pFrame->Show(false);
   wxString s(wxTheApp->GetAppName());
   if (m_pFrame)
     m_pFrame->SetTitle(s);
   
-  Activate(false);
-  
-  m_pFrame->SetView(NULL);
   SetFrame(NULL);
   if (deleteWindow) {
-    //delete m_pFrame;
-    m_pFrame->Destroy();
+    delete m_pFrame;
     m_pFrame = NULL;
-  }
+    if (GetDocument() && GetDocument()->getBadFileOpen())
+      ::wxYield();  // wxWindows bug workaround
+ }
 
   return true;
 }
@@ -2946,24 +3000,20 @@ void TextFileView::OnUpdate (wxView *WXUNUSED(sender), wxObject *WXUNUSED(hint)
 bool 
 TextFileView::OnClose (bool deleteWindow)
 {
-  // if (m_pFrame && m_pFrame->GetTitle() == "Log")
-  return false;
-  
-  GetDocumentManager()->ActivateView (this, false, true);
-  if (! GetDocument() || ! GetDocument()->Close())
+  if (! theApp->getMainFrame()->getShuttingDown())
     return false;
   
-  //m_pCanvas->Show(false);
-  //m_pFrame->Show(false);
   Activate(false);
+  //GetDocumentManager()->ActivateView (this, false, true);
+  if (! GetDocument() || ! GetDocument()->Close())
+    return false;
   
   SetFrame(NULL);
-  m_pFrame->SetView(NULL);
   if (deleteWindow) {
-    //delete m_pFrame;
-    m_pFrame->Destroy();
+    delete m_pFrame;
     m_pFrame = NULL;
-    
+    if (GetDocument() && GetDocument()->getBadFileOpen())
+      ::wxYield();  // wxWindows bug workaround
   }
 
   return TRUE;
@@ -2977,13 +3027,13 @@ wxDocChildFrame*
 TextFileView::CreateChildFrame (wxDocument *doc, wxView *view)
 {
 #if CTSIM_MDI
-  wxDocMDIChildFrame* subframe = new wxDocMDIChildFrame (doc, view, theApp->getMainFrame(), -1, "TextFile Frame", wxPoint(-1, -1), wxSize(300, 150), wxDEFAULT_FRAME_STYLE);
+  wxDocMDIChildFrame* subframe = new wxDocMDIChildFrame (doc, view, theApp->getMainFrame(), -1, "TextFile Frame", wxPoint(-1, -1), wxSize(0,0), wxDEFAULT_FRAME_STYLE, "Log");
 #else
-  wxDocChildFrame* subframe = new wxDocChildFrame (doc, view, theApp->getMainFrame(), -1, "TextFile Frame", wxPoint(-1, -1), wxSize(300, 150), wxDEFAULT_FRAME_STYLE);
+  wxDocChildFrame* subframe = new wxDocChildFrame (doc, view, theApp->getMainFrame(), -1, "TextFile Frame", wxPoint(-1, -1), wxSize(300, 150), wxDEFAULT_FRAME_STYLE, "Log");
 #endif
   theApp->setIconForFrame (subframe);
   
-  wxMenu *m_pFileMenu = new wxMenu;
+ m_pFileMenu = new wxMenu;
   
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_PHANTOM, "Cr&eate Phantom...\tCtrl-P");
   m_pFileMenu->Append(MAINMENU_FILE_CREATE_FILTER, "Create &Filter...\tCtrl-F");
@@ -2998,6 +3048,7 @@ TextFileView::CreateChildFrame (wxDocument *doc, wxView *view)
   m_pFileMenu->Append(wxID_PREVIEW, "Print Pre&view");
 #ifdef CTSIM_MDI
   m_pFileMenu->AppendSeparator();
+  m_pFileMenu->Append (MAINMENU_FILE_PREFERENCES, "Pr&eferences...");
   m_pFileMenu->Append(MAINMENU_FILE_EXIT, "E&xit");
 #endif
   GetDocumentManager()->FileHistoryAddFilesToMenu(m_pFileMenu);