]> git.saurik.com Git - wxWidgets.git/blobdiff - src/common/prntbase.cpp
Reorganize wxCollapsiblePane event and layout code under GTK+
[wxWidgets.git] / src / common / prntbase.cpp
index ee3811f915121b28012df4d51c97929484d1e4b2..d4aa30278a2eaa568576c2f48088cf076f1cf1b1 100644 (file)
 /////////////////////////////////////////////////////////////////////////////
-// Name:        prntbase.cpp
+// Name:        src/common/prntbase.cpp
 // Purpose:     Printing framework base class implementation
 // Author:      Julian Smart
 // Modified by:
 // Created:     04/01/98
 // RCS-ID:      $Id$
-// Copyright:   (c) Julian Smart and Markus Holzem
-// Licence:    wxWindows license
+// Copyright:   (c) Julian Smart
+// Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
-#ifdef __GNUG__
-#pragma implementation "prntbase.h"
-#endif
-
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"
 
 #ifdef __BORLANDC__
-#pragma hdrstop
+    #pragma hdrstop
 #endif
 
-#include "wx/defs.h"
+#if wxUSE_PRINTING_ARCHITECTURE
+
+#include "wx/dcprint.h"
 
 #ifndef WX_PRECOMP
-#include "wx/utils.h"
-#include "wx/dc.h"
-#include "wx/app.h"
-#include "wx/msgdlg.h"
-#include "wx/layout.h"
-#include "wx/choice.h"
-#include "wx/button.h"
-#include "wx/settings.h"
-#include "wx/dcmemory.h"
-#include "wx/stattext.h"
-#include "wx/intl.h"
-#endif
+    #if defined(__WXMSW__)
+        #include "wx/msw/wrapcdlg.h"
+    #endif // MSW
+    #include "wx/utils.h"
+    #include "wx/dc.h"
+    #include "wx/app.h"
+    #include "wx/math.h"
+    #include "wx/msgdlg.h"
+    #include "wx/layout.h"
+    #include "wx/choice.h"
+    #include "wx/button.h"
+    #include "wx/settings.h"
+    #include "wx/dcmemory.h"
+    #include "wx/dcclient.h"
+    #include "wx/stattext.h"
+    #include "wx/intl.h"
+    #include "wx/textdlg.h"
+    #include "wx/sizer.h"
+    #include "wx/module.h"
+#endif // !WX_PRECOMP
 
 #include "wx/prntbase.h"
-#include "wx/dcprint.h"
 #include "wx/printdlg.h"
+#include "wx/print.h"
+#include "wx/dcprint.h"
 
 #include <stdlib.h>
 #include <string.h>
 
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+#include "wx/msw/printdlg.h"
+#include "wx/msw/dcprint.h"
+#elif defined(__WXMAC__)
+#include "wx/osx/printdlg.h"
+#include "wx/osx/private/print.h"
+#include "wx/osx/dcprint.h"
+#elif defined(__WXPM__)
+#include "wx/os2/dcprint.h"
+#include "wx/generic/prntdlgg.h"
+#else
+#include "wx/generic/prntdlgg.h"
+#include "wx/dcps.h"
+#endif
+
 #ifdef __WXMSW__
-#include <windows.h>
-#include <commdlg.h>
+    #ifndef __WIN32__
+        #include <print.h>
+    #endif
+#endif // __WXMSW__
+
+//----------------------------------------------------------------------------
+// wxPrintFactory
+//----------------------------------------------------------------------------
+
+wxPrintFactory *wxPrintFactory::m_factory = NULL;
+
+void wxPrintFactory::SetPrintFactory( wxPrintFactory *factory )
+{
+    if (wxPrintFactory::m_factory)
+        delete wxPrintFactory::m_factory;
+
+    wxPrintFactory::m_factory = factory;
+}
 
-// Clash with Windows header files
-#ifdef StartDoc
-#undef StartDoc
+wxPrintFactory *wxPrintFactory::GetFactory()
+{
+    if (!wxPrintFactory::m_factory)
+        wxPrintFactory::m_factory = new wxNativePrintFactory;
+
+    return wxPrintFactory::m_factory;
+}
+
+//----------------------------------------------------------------------------
+// wxNativePrintFactory
+//----------------------------------------------------------------------------
+
+wxPrinterBase *wxNativePrintFactory::CreatePrinter( wxPrintDialogData *data )
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    return new wxWindowsPrinter( data );
+#elif defined(__WXMAC__)
+    return new wxMacPrinter( data );
+#elif defined(__WXPM__)
+    return new wxOS2Printer( data );
+#else
+    return new wxPostScriptPrinter( data );
 #endif
+}
 
-#ifndef __WIN32__
-#include <print.h>
+wxPrintPreviewBase *wxNativePrintFactory::CreatePrintPreview( wxPrintout *preview,
+    wxPrintout *printout, wxPrintDialogData *data )
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    return new wxWindowsPrintPreview( preview, printout, data );
+#elif defined(__WXMAC__)
+    return new wxMacPrintPreview( preview, printout, data );
+#elif defined(__WXPM__)
+    return new wxOS2PrintPreview( preview, printout, data );
+#else
+    return new wxPostScriptPrintPreview( preview, printout, data );
 #endif
+}
 
+wxPrintPreviewBase *wxNativePrintFactory::CreatePrintPreview( wxPrintout *preview,
+    wxPrintout *printout, wxPrintData *data )
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    return new wxWindowsPrintPreview( preview, printout, data );
+#elif defined(__WXMAC__)
+    return new wxMacPrintPreview( preview, printout, data );
+#elif defined(__WXPM__)
+    return new wxOS2PrintPreview( preview, printout, data );
+#else
+    return new wxPostScriptPrintPreview( preview, printout, data );
 #endif
- // End __WXMSW__
+}
 
-#if !USE_SHARED_LIBRARY
-IMPLEMENT_CLASS(wxPrinterBase, wxObject)
-IMPLEMENT_ABSTRACT_CLASS(wxPrintout, wxObject)
-IMPLEMENT_CLASS(wxPreviewCanvas, wxWindow)
-IMPLEMENT_CLASS(wxPreviewControlBar, wxWindow)
-IMPLEMENT_CLASS(wxPreviewFrame, wxFrame)
-IMPLEMENT_CLASS(wxPrintPreviewBase, wxObject)
+wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent,
+                                                  wxPrintDialogData *data )
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    return new wxWindowsPrintDialog( parent, data );
+#elif defined(__WXMAC__)
+    return new wxMacPrintDialog( parent, data );
+#else
+    return new wxGenericPrintDialog( parent, data );
+#endif
+}
 
-BEGIN_EVENT_TABLE(wxPrintAbortDialog, wxDialog)
-       EVT_BUTTON(wxID_CANCEL, wxPrintAbortDialog::OnCancel)
-END_EVENT_TABLE()
+wxPrintDialogBase *wxNativePrintFactory::CreatePrintDialog( wxWindow *parent,
+                                                  wxPrintData *data )
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    return new wxWindowsPrintDialog( parent, data );
+#elif defined(__WXMAC__)
+    return new wxMacPrintDialog( parent, data );
+#else
+    return new wxGenericPrintDialog( parent, data );
+#endif
+}
 
-BEGIN_EVENT_TABLE(wxPreviewCanvas, wxScrolledWindow)
-    EVT_PAINT(wxPreviewCanvas::OnPaint)
-    EVT_SYS_COLOUR_CHANGED(wxPreviewCanvas::OnSysColourChanged)
-END_EVENT_TABLE()
+wxPageSetupDialogBase *wxNativePrintFactory::CreatePageSetupDialog( wxWindow *parent,
+                                                  wxPageSetupDialogData *data )
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    return new wxWindowsPageSetupDialog( parent, data );
+#elif defined(__WXMAC__)
+    return new wxMacPageSetupDialog( parent, data );
+#else
+    return new wxGenericPageSetupDialog( parent, data );
 #endif
+}
 
-/*
- * Printer
- */
-wxPrinterBase::wxPrinterBase(wxPrintData *data)
+bool wxNativePrintFactory::HasPrintSetupDialog()
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    return false;
+#elif defined(__WXMAC__)
+    return false;
+#else
+    // Only here do we need to provide the print setup
+    // dialog ourselves, the other platforms either have
+    // none, don't make it accessible or let you configure
+    // the printer from the wxPrintDialog anyway.
+    return true;
+#endif
+
+}
+
+wxDialog *wxNativePrintFactory::CreatePrintSetupDialog( wxWindow *parent,
+                                                        wxPrintData *data )
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    wxUnusedVar(parent);
+    wxUnusedVar(data);
+    return NULL;
+#elif defined(__WXMAC__)
+    wxUnusedVar(parent);
+    wxUnusedVar(data);
+    return NULL;
+#else
+    // Only here do we need to provide the print setup
+    // dialog ourselves, the other platforms either have
+    // none, don't make it accessible or let you configure
+    // the printer from the wxPrintDialog anyway.
+    return new wxGenericPrintSetupDialog( parent, data );
+#endif
+}
+
+wxDCImpl* wxNativePrintFactory::CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data )
+{
+#if defined(__WXGTK__) || defined(__WXMOTIF__) || ( defined(__WXUNIVERSAL__) && !defined(__WXMAC__) )
+    return new wxPostScriptDCImpl( owner, data );
+#else
+    return new wxPrinterDCImpl( owner, data );
+#endif
+}
+
+bool wxNativePrintFactory::HasOwnPrintToFile()
+{
+    // Only relevant for PostScript and here the
+    // setup dialog provides no "print to file"
+    // option. In the GNOME setup dialog, the
+    // setup dialog has its own print to file.
+    return false;
+}
+
+bool wxNativePrintFactory::HasPrinterLine()
+{
+    // Only relevant for PostScript for now
+    return true;
+}
+
+wxString wxNativePrintFactory::CreatePrinterLine()
+{
+    // Only relevant for PostScript for now
+
+    // We should query "lpstat -d" here
+    return _("Generic PostScript");
+}
+
+bool wxNativePrintFactory::HasStatusLine()
+{
+    // Only relevant for PostScript for now
+    return true;
+}
+
+wxString wxNativePrintFactory::CreateStatusLine()
+{
+    // Only relevant for PostScript for now
+
+    // We should query "lpstat -r" or "lpstat -p" here
+    return _("Ready");
+}
+
+wxPrintNativeDataBase *wxNativePrintFactory::CreatePrintNativeData()
+{
+#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__)
+    return new wxWindowsPrintNativeData;
+#elif defined(__WXMAC__)
+    return wxOSXCreatePrintData();
+#else
+    return new wxPostScriptPrintNativeData;
+#endif
+}
+
+//----------------------------------------------------------------------------
+// wxPrintNativeDataBase
+//----------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxPrintNativeDataBase, wxObject)
+
+wxPrintNativeDataBase::wxPrintNativeDataBase()
+{
+    m_ref = 1;
+}
+
+//----------------------------------------------------------------------------
+// wxPrintFactoryModule
+//----------------------------------------------------------------------------
+
+class wxPrintFactoryModule: public wxModule
+{
+public:
+    wxPrintFactoryModule() {}
+    bool OnInit() { return true; }
+    void OnExit() { wxPrintFactory::SetPrintFactory( NULL ); }
+
+private:
+    DECLARE_DYNAMIC_CLASS(wxPrintFactoryModule)
+};
+
+IMPLEMENT_DYNAMIC_CLASS(wxPrintFactoryModule, wxModule)
+
+//----------------------------------------------------------------------------
+// wxPrinterBase
+//----------------------------------------------------------------------------
+
+IMPLEMENT_CLASS(wxPrinterBase, wxObject)
+
+wxPrinterBase::wxPrinterBase(wxPrintDialogData *data)
 {
-  m_currentPrintout = (wxPrintout *) NULL;
-  sm_abortWindow = (wxWindow *) NULL;
-  sm_abortIt = FALSE;
-  if (data)
-    m_printData = (*data);
+    m_currentPrintout = NULL;
+    sm_abortWindow = NULL;
+    sm_abortIt = false;
+    if (data)
+        m_printDialogData = (*data);
+    sm_lastError = wxPRINTER_NO_ERROR;
 }
 
-wxWindow *wxPrinterBase::sm_abortWindow = (wxWindow *) NULL;
-bool wxPrinterBase::sm_abortIt = FALSE;
+wxWindow *wxPrinterBase::sm_abortWindow = NULL;
+bool wxPrinterBase::sm_abortIt = false;
+wxPrinterError wxPrinterBase::sm_lastError = wxPRINTER_NO_ERROR;
 
 wxPrinterBase::~wxPrinterBase()
 {
 }
 
-void wxPrintAbortDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
+wxWindow *wxPrinterBase::CreateAbortWindow(wxWindow *parent, wxPrintout * printout)
+{
+    wxPrintAbortDialog *dialog = new wxPrintAbortDialog(parent, _("Printing ") , wxDefaultPosition, wxDefaultSize, wxDEFAULT_DIALOG_STYLE);
+
+    wxBoxSizer *button_sizer = new wxBoxSizer( wxVERTICAL );
+    button_sizer->Add( new wxStaticText(dialog, wxID_ANY, _("Please wait while printing\n") + printout->GetTitle() ), 0, wxALL, 10 );
+    button_sizer->Add( new wxButton( dialog, wxID_CANCEL, wxT("Cancel") ), 0, wxALL | wxALIGN_CENTER, 10 );
+
+    dialog->SetAutoLayout( true );
+    dialog->SetSizer( button_sizer );
+
+    button_sizer->Fit(dialog);
+    button_sizer->SetSizeHints (dialog) ;
+
+    return dialog;
+}
+
+void wxPrinterBase::ReportError(wxWindow *parent, wxPrintout *WXUNUSED(printout), const wxString& message)
 {
-  wxPrinterBase::sm_abortIt = TRUE;
-  wxPrinterBase::sm_abortWindow->Show(FALSE);
-  wxPrinterBase::sm_abortWindow->Close(TRUE);
-  wxPrinterBase::sm_abortWindow = (wxWindow *) NULL;
+    wxMessageBox(message, _("Printing Error"), wxOK, parent);
 }
 
-wxWindow *wxPrinterBase::CreateAbortWindow(wxWindow *parent, wxPrintout *WXUNUSED(printout))
+wxPrintDialogData& wxPrinterBase::GetPrintDialogData() const
 {
-  wxPrintAbortDialog *dialog = new wxPrintAbortDialog(parent, _("Printing"), wxPoint(0, 0), wxSize(400, 400), wxDEFAULT_DIALOG_STYLE);
-  (void) new wxStaticText(dialog, -1, _("Please wait..."), wxPoint(5, 5));
+    return (wxPrintDialogData&) m_printDialogData;
+}
 
-  wxButton *button = new wxButton(dialog, wxID_CANCEL, _("Cancel"), wxPoint(5, 30));
+//----------------------------------------------------------------------------
+// wxPrinter
+//----------------------------------------------------------------------------
 
-  dialog->Fit();
-  button->Centre(wxHORIZONTAL);
+IMPLEMENT_CLASS(wxPrinter, wxPrinterBase)
 
-  dialog->Centre();
-  return dialog;
+wxPrinter::wxPrinter(wxPrintDialogData *data)
+{
+    m_pimpl = wxPrintFactory::GetFactory()->CreatePrinter( data );
 }
 
-void wxPrinterBase::ReportError(wxWindow *parent, wxPrintout *WXUNUSED(printout), char *message)
+wxPrinter::~wxPrinter()
 {
-  wxMessageBox(message, _("Printing Error"), wxOK, parent);
+    delete m_pimpl;
 }
 
-/*
- * Printout class
- */
+wxWindow *wxPrinter::CreateAbortWindow(wxWindow *parent, wxPrintout *printout)
+{
+    return m_pimpl->CreateAbortWindow( parent, printout );
+}
+
+void wxPrinter::ReportError(wxWindow *parent, wxPrintout *printout, const wxString& message)
+{
+    m_pimpl->ReportError( parent, printout, message );
+}
+
+bool wxPrinter::Setup(wxWindow *parent)
+{
+    return m_pimpl->Setup( parent );
+}
+
+bool wxPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt)
+{
+    return m_pimpl->Print( parent, printout, prompt );
+}
+
+wxDC* wxPrinter::PrintDialog(wxWindow *parent)
+{
+    return m_pimpl->PrintDialog( parent );
+}
+
+wxPrintDialogData& wxPrinter::GetPrintDialogData() const
+{
+    return m_pimpl->GetPrintDialogData();
+}
+
+// ---------------------------------------------------------------------------
+// wxPrintDialogBase: the dialog for printing.
+// ---------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxPrintDialogBase, wxDialog)
+
+wxPrintDialogBase::wxPrintDialogBase(wxWindow *parent,
+                                     wxWindowID id,
+                                     const wxString &title,
+                                     const wxPoint &pos,
+                                     const wxSize &size,
+                                     long style)
+    : wxDialog( parent, id, title.empty() ? wxString(_("Print")) : title,
+                pos, size, style )
+{
+}
+
+// ---------------------------------------------------------------------------
+// wxPrintDialog: the dialog for printing
+// ---------------------------------------------------------------------------
+
+IMPLEMENT_CLASS(wxPrintDialog, wxObject)
+
+wxPrintDialog::wxPrintDialog(wxWindow *parent, wxPrintDialogData* data)
+{
+    m_pimpl = wxPrintFactory::GetFactory()->CreatePrintDialog( parent, data );
+}
+
+wxPrintDialog::wxPrintDialog(wxWindow *parent, wxPrintData* data)
+{
+    m_pimpl = wxPrintFactory::GetFactory()->CreatePrintDialog( parent, data );
+}
+
+wxPrintDialog::~wxPrintDialog()
+{
+    delete m_pimpl;
+}
+
+int wxPrintDialog::ShowModal()
+{
+    return m_pimpl->ShowModal();
+}
+
+wxPrintDialogData& wxPrintDialog::GetPrintDialogData()
+{
+    return m_pimpl->GetPrintDialogData();
+}
+
+wxPrintData& wxPrintDialog::GetPrintData()
+{
+    return m_pimpl->GetPrintData();
+}
+
+wxDC *wxPrintDialog::GetPrintDC()
+{
+    return m_pimpl->GetPrintDC();
+}
+
+// ---------------------------------------------------------------------------
+// wxPageSetupDialogBase: the page setup dialog
+// ---------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxPageSetupDialogBase, wxDialog)
+
+wxPageSetupDialogBase::wxPageSetupDialogBase(wxWindow *parent,
+                                     wxWindowID id,
+                                     const wxString &title,
+                                     const wxPoint &pos,
+                                     const wxSize &size,
+                                     long style)
+    : wxDialog( parent, id, title.empty() ? wxString(_("Page setup")) : title,
+                pos, size, style )
+{
+}
+
+// ---------------------------------------------------------------------------
+// wxPageSetupDialog: the page setup dialog
+// ---------------------------------------------------------------------------
+
+IMPLEMENT_CLASS(wxPageSetupDialog, wxObject)
+
+wxPageSetupDialog::wxPageSetupDialog(wxWindow *parent, wxPageSetupDialogData *data )
+{
+    m_pimpl = wxPrintFactory::GetFactory()->CreatePageSetupDialog( parent, data );
+}
+
+wxPageSetupDialog::~wxPageSetupDialog()
+{
+    delete m_pimpl;
+}
+
+int wxPageSetupDialog::ShowModal()
+{
+    return m_pimpl->ShowModal();
+}
+
+wxPageSetupDialogData& wxPageSetupDialog::GetPageSetupDialogData()
+{
+    return m_pimpl->GetPageSetupDialogData();
+}
+
+// old name
+wxPageSetupDialogData& wxPageSetupDialog::GetPageSetupData()
+{
+    return m_pimpl->GetPageSetupDialogData();
+}
+
+//----------------------------------------------------------------------------
+// wxPrintAbortDialog
+//----------------------------------------------------------------------------
+
+BEGIN_EVENT_TABLE(wxPrintAbortDialog, wxDialog)
+    EVT_BUTTON(wxID_CANCEL, wxPrintAbortDialog::OnCancel)
+END_EVENT_TABLE()
+
+void wxPrintAbortDialog::OnCancel(wxCommandEvent& WXUNUSED(event))
+{
+    wxPrinterBase::sm_abortIt = true;
+    wxPrinterBase::sm_abortWindow->Show(false);
+    wxPrinterBase::sm_abortWindow->Close(true);
+    wxPrinterBase::sm_abortWindow->Destroy();
+    wxPrinterBase::sm_abortWindow = NULL;
+}
+
+//----------------------------------------------------------------------------
+// wxPrintout
+//----------------------------------------------------------------------------
+
+IMPLEMENT_ABSTRACT_CLASS(wxPrintout, wxObject)
+
 wxPrintout::wxPrintout(const wxString& title)
 {
-  m_printoutTitle = title ;
-  m_printoutDC = (wxDC *) NULL;
-  m_pageWidthMM = 0;
-  m_pageHeightMM = 0;
-  m_pageWidthPixels = 0;
-  m_pageHeightPixels = 0;
-  m_PPIScreenX = 0;
-  m_PPIScreenY = 0;
-  m_PPIPrinterX = 0;
-  m_PPIPrinterY = 0;
-  m_isPreview = FALSE;
+    m_printoutTitle = title ;
+    m_printoutDC = NULL;
+    m_pageWidthMM = 0;
+    m_pageHeightMM = 0;
+    m_pageWidthPixels = 0;
+    m_pageHeightPixels = 0;
+    m_PPIScreenX = 0;
+    m_PPIScreenY = 0;
+    m_PPIPrinterX = 0;
+    m_PPIPrinterY = 0;
+    m_isPreview = false;
 }
 
 wxPrintout::~wxPrintout()
@@ -149,12 +543,12 @@ wxPrintout::~wxPrintout()
 
 bool wxPrintout::OnBeginDocument(int WXUNUSED(startPage), int WXUNUSED(endPage))
 {
-  return GetDC()->StartDoc(_("Printing"));
+    return GetDC()->StartDoc(_("Printing ") + m_printoutTitle);
 }
 
 void wxPrintout::OnEndDocument()
 {
-  GetDC()->EndDoc();
+    GetDC()->EndDoc();
 }
 
 void wxPrintout::OnBeginPrinting()
@@ -167,29 +561,282 @@ void wxPrintout::OnEndPrinting()
 
 bool wxPrintout::HasPage(int page)
 {
-  return (page == 1);
+    return (page == 1);
 }
 
 void wxPrintout::GetPageInfo(int *minPage, int *maxPage, int *fromPage, int *toPage)
 {
-  *minPage = 1;
-  *maxPage = 32000;
-  *fromPage = 1;
-  *toPage = 1;
+    *minPage = 1;
+    *maxPage = 32000;
+    *fromPage = 1;
+    *toPage = 1;
 }
 
-/*
- * Preview canvas
- */
+void wxPrintout::FitThisSizeToPaper(const wxSize& imageSize)
+{
+    // Set the DC scale and origin so that the given image size fits within the
+    // entire page and the origin is at the top left corner of the page. Note
+    // that with most printers, portions of the page will be non-printable. Use
+    // this if you're managing your own page margins.
+    if (!m_printoutDC) return;
+    wxRect paperRect = GetPaperRectPixels();
+    wxCoord pw, ph;
+    GetPageSizePixels(&pw, &ph);
+    wxCoord w, h;
+    m_printoutDC->GetSize(&w, &h);
+    float scaleX = ((float(paperRect.width) * w) / (float(pw) * imageSize.x));
+    float scaleY = ((float(paperRect.height) * h) / (float(ph) * imageSize.y));
+    float actualScale = wxMin(scaleX, scaleY);
+    m_printoutDC->SetUserScale(actualScale, actualScale); 
+    m_printoutDC->SetDeviceOrigin(0, 0);
+    wxRect logicalPaperRect = GetLogicalPaperRect();
+    SetLogicalOrigin(logicalPaperRect.x, logicalPaperRect.y);
+}
+
+void wxPrintout::FitThisSizeToPage(const wxSize& imageSize)
+{
+    // Set the DC scale and origin so that the given image size fits within the
+    // printable area of the page and the origin is at the top left corner of
+    // the printable area.
+    if (!m_printoutDC) return;
+    int w, h;
+    m_printoutDC->GetSize(&w, &h);
+    float scaleX = float(w) / imageSize.x;
+    float scaleY = float(h) / imageSize.y;
+    float actualScale = wxMin(scaleX, scaleY);
+    m_printoutDC->SetUserScale(actualScale, actualScale); 
+    m_printoutDC->SetDeviceOrigin(0, 0);
+}
+
+void wxPrintout::FitThisSizeToPageMargins(const wxSize& imageSize, const wxPageSetupDialogData& pageSetupData)
+{
+    // Set the DC scale and origin so that the given image size fits within the
+    // page margins defined in the given wxPageSetupDialogData object and the
+    // origin is at the top left corner of the page margins.
+    if (!m_printoutDC) return;
+    wxRect paperRect = GetPaperRectPixels();
+    wxCoord pw, ph;
+    GetPageSizePixels(&pw, &ph);
+    wxPoint topLeft = pageSetupData.GetMarginTopLeft();
+    wxPoint bottomRight = pageSetupData.GetMarginBottomRight();
+    wxCoord mw, mh;
+    GetPageSizeMM(&mw, &mh);
+    float mmToDeviceX = float(pw) / mw;
+    float mmToDeviceY = float(ph) / mh;
+    wxRect pageMarginsRect(paperRect.x + wxRound(mmToDeviceX * topLeft.x),
+        paperRect.y + wxRound(mmToDeviceY * topLeft.y),
+        paperRect.width - wxRound(mmToDeviceX * (topLeft.x + bottomRight.x)),
+        paperRect.height - wxRound(mmToDeviceY * (topLeft.y + bottomRight.y)));
+    wxCoord w, h;
+    m_printoutDC->GetSize(&w, &h);
+    float scaleX = (float(pageMarginsRect.width) * w) / (float(pw) * imageSize.x);
+    float scaleY = (float(pageMarginsRect.height) * h) / (float(ph) * imageSize.y);
+    float actualScale = wxMin(scaleX, scaleY);
+    m_printoutDC->SetUserScale(actualScale, actualScale); 
+    m_printoutDC->SetDeviceOrigin(0, 0);
+    wxRect logicalPageMarginsRect = GetLogicalPageMarginsRect(pageSetupData);
+    SetLogicalOrigin(logicalPageMarginsRect.x, logicalPageMarginsRect.y);
+}
+
+void wxPrintout::MapScreenSizeToPaper()
+{
+    // Set the DC scale so that an image on the screen is the same size on the
+    // paper and the origin is at the top left of the paper. Note that with most
+    // printers, portions of the page will be cut off. Use this if you're
+    // managing your own page margins.
+    if (!m_printoutDC) return;
+    MapScreenSizeToPage();
+    wxRect logicalPaperRect = GetLogicalPaperRect();
+    SetLogicalOrigin(logicalPaperRect.x, logicalPaperRect.y);
+}
+
+void wxPrintout::MapScreenSizeToPage()
+{
+    // Set the DC scale and origin so that an image on the screen is the same
+    // size on the paper and the origin is at the top left of the printable area.
+    if (!m_printoutDC) return;
+    int ppiScreenX, ppiScreenY; 
+    GetPPIScreen(&ppiScreenX, &ppiScreenY); 
+    int ppiPrinterX, ppiPrinterY; 
+    GetPPIPrinter(&ppiPrinterX, &ppiPrinterY); 
+    int w, h; 
+    m_printoutDC->GetSize(&w, &h); 
+    int pageSizePixelsX, pageSizePixelsY; 
+    GetPageSizePixels(&pageSizePixelsX, &pageSizePixelsY); 
+    float userScaleX = (float(ppiPrinterX) * w) / (float(ppiScreenX) * pageSizePixelsX); 
+    float userScaleY = (float(ppiPrinterY) * h) / (float(ppiScreenY) * pageSizePixelsY); 
+    m_printoutDC->SetUserScale(userScaleX, userScaleY);
+    m_printoutDC->SetDeviceOrigin(0, 0);
+}
+
+void wxPrintout::MapScreenSizeToPageMargins(const wxPageSetupDialogData& pageSetupData)
+{
+    // Set the DC scale so that an image on the screen is the same size on the
+    // paper and the origin is at the top left of the page margins defined by
+    // the given wxPageSetupDialogData object.
+    if (!m_printoutDC) return;
+    MapScreenSizeToPage();
+    wxRect logicalPageMarginsRect = GetLogicalPageMarginsRect(pageSetupData);
+    SetLogicalOrigin(logicalPageMarginsRect.x, logicalPageMarginsRect.y);
+}
+
+void wxPrintout::MapScreenSizeToDevice()
+{
+    // Set the DC scale so that a screen pixel is the same size as a device
+    // pixel and the origin is at the top left of the printable area.
+    if (!m_printoutDC) return;
+    int w, h; 
+    m_printoutDC->GetSize(&w, &h); 
+    int pageSizePixelsX, pageSizePixelsY; 
+    GetPageSizePixels(&pageSizePixelsX, &pageSizePixelsY); 
+    float userScaleX = float(w) / pageSizePixelsX; 
+    float userScaleY = float(h) / pageSizePixelsY; 
+    m_printoutDC->SetUserScale(userScaleX, userScaleY);
+    m_printoutDC->SetDeviceOrigin(0, 0);
+}
+
+wxRect wxPrintout::GetLogicalPaperRect() const
+{
+    // Return the rectangle in logical units that corresponds to the paper
+    // rectangle.
+    wxRect paperRect = GetPaperRectPixels();
+    wxCoord pw, ph;
+    GetPageSizePixels(&pw, &ph);
+    wxCoord w, h;
+    m_printoutDC->GetSize(&w, &h);
+    if (w == pw && h == ph) {
+        // this DC matches the printed page, so no scaling
+        return wxRect(m_printoutDC->DeviceToLogicalX(paperRect.x), 
+            m_printoutDC->DeviceToLogicalY(paperRect.y), 
+            m_printoutDC->DeviceToLogicalXRel(paperRect.width), 
+            m_printoutDC->DeviceToLogicalYRel(paperRect.height));
+    }
+    // This DC doesn't match the printed page, so we have to scale.
+    float scaleX = float(w) / pw;
+    float scaleY = float(h) / ph;
+    return wxRect(m_printoutDC->DeviceToLogicalX(wxRound(paperRect.x * scaleX)), 
+        m_printoutDC->DeviceToLogicalY(wxRound(paperRect.y * scaleY)), 
+        m_printoutDC->DeviceToLogicalXRel(wxRound(paperRect.width * scaleX)), 
+        m_printoutDC->DeviceToLogicalYRel(wxRound(paperRect.height * scaleY)));
+}
+
+wxRect wxPrintout::GetLogicalPageRect() const
+{
+    // Return the rectangle in logical units that corresponds to the printable
+    // area.
+    int w, h;
+    m_printoutDC->GetSize(&w, &h);
+    return wxRect(m_printoutDC->DeviceToLogicalX(0), 
+        m_printoutDC->DeviceToLogicalY(0), 
+        m_printoutDC->DeviceToLogicalXRel(w), 
+        m_printoutDC->DeviceToLogicalYRel(h));
+}
+
+wxRect wxPrintout::GetLogicalPageMarginsRect(const wxPageSetupDialogData& pageSetupData) const
+{
+    // Return the rectangle in logical units that corresponds to the region
+    // within the page margins as specified by the given wxPageSetupDialogData
+    // object.
+    
+    // We get the paper size in device units and the margins in mm,
+    // so we need to calculate the conversion with this trick
+    wxCoord pw, ph;
+    GetPageSizePixels(&pw, &ph);
+    wxCoord mw, mh;
+    GetPageSizeMM(&mw, &mh);
+    float mmToDeviceX = float(pw) / mw;
+    float mmToDeviceY = float(ph) / mh;
+
+    // paper size in device units    
+    wxRect paperRect = GetPaperRectPixels();
+    
+    // margins in mm
+    wxPoint topLeft = pageSetupData.GetMarginTopLeft();
+    wxPoint bottomRight = pageSetupData.GetMarginBottomRight();
+    
+    // calculate margins in device units
+    wxRect pageMarginsRect(
+        paperRect.x      + wxRound(mmToDeviceX * topLeft.x),
+        paperRect.y      + wxRound(mmToDeviceY * topLeft.y),
+        paperRect.width  - wxRound(mmToDeviceX * (topLeft.x + bottomRight.x)),
+        paperRect.height - wxRound(mmToDeviceY * (topLeft.y + bottomRight.y)));
+        
+    wxCoord w, h;
+    m_printoutDC->GetSize(&w, &h);
+    if (w == pw && h == ph) 
+    {
+        // this DC matches the printed page, so no scaling
+        return wxRect(
+            m_printoutDC->DeviceToLogicalX(pageMarginsRect.x), 
+            m_printoutDC->DeviceToLogicalY(pageMarginsRect.y), 
+            m_printoutDC->DeviceToLogicalXRel(pageMarginsRect.width), 
+            m_printoutDC->DeviceToLogicalYRel(pageMarginsRect.height));
+    }
+    
+    // This DC doesn't match the printed page, so we have to scale.
+    float scaleX = float(w) / pw;
+    float scaleY = float(h) / ph;
+    return wxRect(m_printoutDC->DeviceToLogicalX(wxRound(pageMarginsRect.x * scaleX)), 
+        m_printoutDC->DeviceToLogicalY(wxRound(pageMarginsRect.y * scaleY)), 
+        m_printoutDC->DeviceToLogicalXRel(wxRound(pageMarginsRect.width * scaleX)), 
+        m_printoutDC->DeviceToLogicalYRel(wxRound(pageMarginsRect.height * scaleY)));
+}
+
+void wxPrintout::SetLogicalOrigin(wxCoord x, wxCoord y)
+{
+    // Set the device origin by specifying a point in logical coordinates.
+    m_printoutDC->SetDeviceOrigin(
+        m_printoutDC->LogicalToDeviceX(x), 
+        m_printoutDC->LogicalToDeviceY(y) );
+}
+    
+void wxPrintout::OffsetLogicalOrigin(wxCoord xoff, wxCoord yoff)
+{
+    // Offset the device origin by a specified distance in device coordinates.
+    wxPoint dev_org = m_printoutDC->GetDeviceOrigin();
+    m_printoutDC->SetDeviceOrigin(
+        dev_org.x + m_printoutDC->LogicalToDeviceXRel(xoff), 
+        dev_org.y + m_printoutDC->LogicalToDeviceYRel(yoff) );
+}
+    
+
+//----------------------------------------------------------------------------
+// wxPreviewCanvas
+//----------------------------------------------------------------------------
+
+IMPLEMENT_CLASS(wxPreviewCanvas, wxWindow)
+
+BEGIN_EVENT_TABLE(wxPreviewCanvas, wxScrolledWindow)
+    EVT_PAINT(wxPreviewCanvas::OnPaint)
+    EVT_CHAR(wxPreviewCanvas::OnChar)
+    EVT_IDLE(wxPreviewCanvas::OnIdle)
+    EVT_SYS_COLOUR_CHANGED(wxPreviewCanvas::OnSysColourChanged)
+#if wxUSE_MOUSEWHEEL
+    EVT_MOUSEWHEEL(wxPreviewCanvas::OnMouseWheel)
+#endif
+END_EVENT_TABLE()
+
+// VZ: the current code doesn't refresh properly without
+//     wxFULL_REPAINT_ON_RESIZE, this must be fixed as otherwise we have
+//     really horrible flicker when resizing the preview frame, but without
+//     this style it simply doesn't work correctly at all...
 wxPreviewCanvas::wxPreviewCanvas(wxPrintPreviewBase *preview, wxWindow *parent,
-               const wxPoint& pos, const wxSize& size, long style, const wxString& name):
- wxScrolledWindow(parent, -1, pos, size, style, name)
+                                 const wxPoint& pos, const wxSize& size, long style, const wxString& name):
+wxScrolledWindow(parent, wxID_ANY, pos, size, style | wxFULL_REPAINT_ON_RESIZE, name)
 {
-  m_printPreview = preview;
-  SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
+    m_printPreview = preview;
+#ifdef __WXMAC__
+    // The app workspace colour is always white, but we should have
+    // a contrast with the page.
+    wxSystemColour colourIndex = wxSYS_COLOUR_3DDKSHADOW;
+#elif defined(__WXGTK__)
+    wxSystemColour colourIndex = wxSYS_COLOUR_BTNFACE;
+#else
+    wxSystemColour colourIndex = wxSYS_COLOUR_APPWORKSPACE;
+#endif
+    SetBackgroundColour(wxSystemSettings::GetColour(colourIndex));
 
-  SetScrollbars(40, 40, 100, 100);
+    SetScrollbars(10, 10, 100, 100);
 }
 
 wxPreviewCanvas::~wxPreviewCanvas()
@@ -198,50 +845,168 @@ wxPreviewCanvas::~wxPreviewCanvas()
 
 void wxPreviewCanvas::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
-  wxPaintDC dc(this);
-  PrepareDC( dc );
+    wxPaintDC dc(this);
+    PrepareDC( dc );
+
+/*
+#ifdef __WXGTK__
+    if (!GetUpdateRegion().IsEmpty())
+        dc.SetClippingRegion( GetUpdateRegion() );
+#endif
+*/
+
+    if (m_printPreview)
+    {
+        m_printPreview->PaintPage(this, dc);
+    }
+}
+
+void wxPreviewCanvas::OnIdle(wxIdleEvent& event)
+{
+    event.Skip();
+
+    // prevent UpdatePageRendering() from being called recursively:
+    static bool s_inIdle = false;
+    if ( s_inIdle )
+        return;
+    s_inIdle = true;
+
+    if ( m_printPreview )
+    {
+        if ( m_printPreview->UpdatePageRendering() )
+            Refresh();
+    }
 
-  if (m_printPreview)
-  {
-    m_printPreview->PaintPage(this, dc);
-  }
+    s_inIdle = false;
 }
 
 // Responds to colour changes, and passes event on to children.
 void wxPreviewCanvas::OnSysColourChanged(wxSysColourChangedEvent& event)
 {
-  SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE));
-  Refresh();
+#ifdef __WXMAC__
+    // The app workspace colour is always white, but we should have
+    // a contrast with the page.
+    wxSystemColour colourIndex = wxSYS_COLOUR_3DDKSHADOW;
+#elif defined(__WXGTK__)
+    wxSystemColour colourIndex = wxSYS_COLOUR_BTNFACE;
+#else
+    wxSystemColour colourIndex = wxSYS_COLOUR_APPWORKSPACE;
+#endif
+    SetBackgroundColour(wxSystemSettings::GetColour(colourIndex));
+    Refresh();
 
-  // Propagate the event to the non-top-level children
-  wxWindow::OnSysColourChanged(event);
+    // Propagate the event to the non-top-level children
+    wxWindow::OnSysColourChanged(event);
 }
 
-/*
- * Preview control bar
- */
+void wxPreviewCanvas::OnChar(wxKeyEvent &event)
+{
+    wxPreviewControlBar* controlBar = ((wxPreviewFrame*) GetParent())->GetControlBar();
+    switch (event.GetKeyCode())
+    {
+        case WXK_TAB:
+            controlBar->OnGoto();
+            return;
+        case WXK_RETURN:
+            controlBar->OnPrint();
+            return;
+    }
+
+    if (!event.ControlDown())
+    {
+        event.Skip();
+        return;
+    }
+
+    switch(event.GetKeyCode())
+    {
+        case WXK_PAGEDOWN:
+            controlBar->OnNext(); break;
+        case WXK_PAGEUP:
+            controlBar->OnPrevious(); break;
+        case WXK_HOME:
+            controlBar->OnFirst(); break;
+        case WXK_END:
+            controlBar->OnLast(); break;
+        default:
+            event.Skip();
+    }
+}
+
+#if wxUSE_MOUSEWHEEL
+
+void wxPreviewCanvas::OnMouseWheel(wxMouseEvent& event)
+{
+    wxPreviewControlBar *
+        controlBar = wxStaticCast(GetParent(), wxPreviewFrame)->GetControlBar();
+
+    if ( controlBar )
+    {
+        if ( event.ControlDown() && event.GetWheelRotation() != 0 )
+        {
+            int currentZoom = controlBar->GetZoomControl();
+
+            int delta;
+            if ( currentZoom < 100 )
+                delta = 5;
+            else if ( currentZoom <= 120 )
+                delta = 10;
+            else
+                delta = 50;
+
+            if ( event.GetWheelRotation() > 0 )
+                delta = -delta;
+
+            int newZoom = currentZoom + delta;
+            if ( newZoom < 10 )
+                newZoom = 10;
+            if ( newZoom > 200 )
+                newZoom = 200;
+            if ( newZoom != currentZoom )
+            {
+                controlBar->SetZoomControl(newZoom);
+                m_printPreview->SetZoom(newZoom);
+                Refresh();
+            }
+            return;
+        }
+    }
+
+    event.Skip();
+}
+
+#endif // wxUSE_MOUSEWHEEL
+
+//----------------------------------------------------------------------------
+// wxPreviewControlBar
+//----------------------------------------------------------------------------
+
+IMPLEMENT_CLASS(wxPreviewControlBar, wxWindow)
 
 BEGIN_EVENT_TABLE(wxPreviewControlBar, wxPanel)
-       EVT_BUTTON(wxID_PREVIEW_CLOSE,          wxPreviewControlBar::OnClose)
-       EVT_BUTTON(wxID_PREVIEW_PRINT,          wxPreviewControlBar::OnPrint)
-       EVT_BUTTON(wxID_PREVIEW_PREVIOUS,       wxPreviewControlBar::OnPrevious)
-       EVT_BUTTON(wxID_PREVIEW_NEXT,           wxPreviewControlBar::OnNext)
-       EVT_CHOICE(wxID_PREVIEW_ZOOM,           wxPreviewControlBar::OnZoom)
+    EVT_BUTTON(wxID_PREVIEW_CLOSE,    wxPreviewControlBar::OnWindowClose)
+    EVT_BUTTON(wxID_PREVIEW_PRINT,    wxPreviewControlBar::OnPrintButton)
+    EVT_BUTTON(wxID_PREVIEW_PREVIOUS, wxPreviewControlBar::OnPreviousButton)
+    EVT_BUTTON(wxID_PREVIEW_NEXT,     wxPreviewControlBar::OnNextButton)
+    EVT_BUTTON(wxID_PREVIEW_FIRST,    wxPreviewControlBar::OnFirstButton)
+    EVT_BUTTON(wxID_PREVIEW_LAST,     wxPreviewControlBar::OnLastButton)
+    EVT_BUTTON(wxID_PREVIEW_GOTO,     wxPreviewControlBar::OnGotoButton)
+    EVT_CHOICE(wxID_PREVIEW_ZOOM,     wxPreviewControlBar::OnZoom)
     EVT_PAINT(wxPreviewControlBar::OnPaint)
 END_EVENT_TABLE()
+
 wxPreviewControlBar::wxPreviewControlBar(wxPrintPreviewBase *preview, long buttons,
-    wxWindow *parent, const wxPoint& pos, const wxSize& size,
-    long style, const wxString& name):
-  wxPanel(parent, -1, pos, size, style, name)
+                                         wxWindow *parent, const wxPoint& pos, const wxSize& size,
+                                         long style, const wxString& name):
+wxPanel(parent, wxID_ANY, pos, size, style, name)
 {
-  m_printPreview = preview;
-  m_closeButton = (wxButton *) NULL;
-  m_nextPageButton = (wxButton *) NULL;
-  m_previousPageButton = (wxButton *) NULL;
-  m_printButton = (wxButton *) NULL;
-  m_zoomControl = (wxChoice *) NULL;
-  m_buttonFlags = buttons;
+    m_printPreview = preview;
+    m_closeButton = NULL;
+    m_nextPageButton = NULL;
+    m_previousPageButton = NULL;
+    m_printButton = NULL;
+    m_zoomControl = NULL;
+    m_buttonFlags = buttons;
 }
 
 wxPreviewControlBar::~wxPreviewControlBar()
@@ -250,489 +1015,822 @@ wxPreviewControlBar::~wxPreviewControlBar()
 
 void wxPreviewControlBar::OnPaint(wxPaintEvent& WXUNUSED(event))
 {
-  wxPaintDC dc(this);
+    wxPaintDC dc(this);
+
+    int w, h;
+    GetSize(&w, &h);
+    dc.SetPen(*wxBLACK_PEN);
+    dc.SetBrush(*wxTRANSPARENT_BRUSH);
+    dc.DrawLine( 0, h-1, w, h-1 );
+}
+
+void wxPreviewControlBar::OnWindowClose(wxCommandEvent& WXUNUSED(event))
+{
+    wxPreviewFrame *frame = (wxPreviewFrame *)GetParent();
+    frame->Close(true);
+}
+
+void wxPreviewControlBar::OnPrint(void)
+{
+    wxPrintPreviewBase *preview = GetPrintPreview();
+    preview->Print(true);
+}
 
-  int w, h;
-  GetSize(&w, &h);
-  dc.SetPen(*wxBLACK_PEN);
-  dc.SetBrush(*wxTRANSPARENT_BRUSH);
-  dc.DrawLine( 0, h-1, w, h-1 );
+void wxPreviewControlBar::OnNext(void)
+{
+    wxPrintPreviewBase *preview = GetPrintPreview();
+    if (preview)
+    {
+        int currentPage = preview->GetCurrentPage();
+        if ((preview->GetMaxPage() > 0) &&
+            (currentPage < preview->GetMaxPage()) &&
+            preview->GetPrintout()->HasPage(currentPage + 1))
+        {
+            preview->SetCurrentPage(currentPage + 1);
+        }
+    }
 }
 
-void wxPreviewControlBar::OnClose(wxCommandEvent& WXUNUSED(event))
+void wxPreviewControlBar::OnPrevious(void)
 {
-  wxPreviewFrame *frame = (wxPreviewFrame *)GetParent();
-  frame->Close(TRUE);
+    wxPrintPreviewBase *preview = GetPrintPreview();
+    if (preview)
+    {
+        int currentPage = preview->GetCurrentPage();
+        if ((preview->GetMinPage() > 0) &&
+            (currentPage > preview->GetMinPage()) &&
+            preview->GetPrintout()->HasPage(currentPage - 1))
+        {
+            preview->SetCurrentPage(currentPage - 1);
+        }
+    }
 }
 
-void wxPreviewControlBar::OnPrint(wxCommandEvent& WXUNUSED(event))
+void wxPreviewControlBar::OnFirst(void)
 {
-  wxPrintPreviewBase *preview = GetPrintPreview();
-  preview->Print(TRUE);
+    wxPrintPreviewBase *preview = GetPrintPreview();
+    if (preview)
+    {
+        int currentPage = preview->GetMinPage();
+        if (preview->GetPrintout()->HasPage(currentPage))
+        {
+            preview->SetCurrentPage(currentPage);
+        }
+    }
 }
 
-void wxPreviewControlBar::OnNext(wxCommandEvent& WXUNUSED(event))
+void wxPreviewControlBar::OnLast(void)
 {
-  wxPrintPreviewBase *preview = GetPrintPreview();
-  if (preview)
-  {
-    int currentPage = preview->GetCurrentPage();
-    if ((preview->GetMaxPage() > 0) &&
-        (currentPage < preview->GetMaxPage()) &&
-        preview->GetPrintout()->HasPage(currentPage + 1))
+    wxPrintPreviewBase *preview = GetPrintPreview();
+    if (preview)
     {
-      preview->SetCurrentPage(currentPage + 1);
+        int currentPage = preview->GetMaxPage();
+        if (preview->GetPrintout()->HasPage(currentPage))
+        {
+            preview->SetCurrentPage(currentPage);
+        }
     }
-  }
 }
 
-void wxPreviewControlBar::OnPrevious(wxCommandEvent& WXUNUSED(event))
+void wxPreviewControlBar::OnGoto(void)
 {
-  wxPrintPreviewBase *preview = GetPrintPreview();
-  if (preview)
-  {
-    int currentPage = preview->GetCurrentPage();
-    if ((preview->GetMinPage() > 0) &&
-        (currentPage > preview->GetMinPage()) &&
-        preview->GetPrintout()->HasPage(currentPage - 1))
+    wxPrintPreviewBase *preview = GetPrintPreview();
+    if (preview)
     {
-      preview->SetCurrentPage(currentPage - 1);
+        long currentPage;
+
+        if (preview->GetMinPage() > 0)
+        {
+            wxString strPrompt;
+            wxString strPage;
+
+            strPrompt.Printf( _("Enter a page number between %d and %d:"),
+                preview->GetMinPage(), preview->GetMaxPage());
+            strPage.Printf( wxT("%d"), preview->GetCurrentPage() );
+
+            strPage =
+                wxGetTextFromUser( strPrompt, _("Goto Page"), strPage, GetParent());
+
+            if ( strPage.ToLong( &currentPage ) )
+                if (preview->GetPrintout()->HasPage(currentPage))
+                {
+                    preview->SetCurrentPage(currentPage);
+                }
+        }
     }
-  }
 }
 
 void wxPreviewControlBar::OnZoom(wxCommandEvent& WXUNUSED(event))
 {
-  int zoom = GetZoomControl();
-  if (GetPrintPreview())
-    GetPrintPreview()->SetZoom(zoom);
+    int zoom = GetZoomControl();
+    if (GetPrintPreview())
+        GetPrintPreview()->SetZoom(zoom);
 }
 
 void wxPreviewControlBar::CreateButtons()
 {
-  SetSize(0, 0, 400, 40);
+    SetSize(0, 0, 400, 40);
 
-#ifdef __WXMSW__
-  int fontSize = 9;
-#else
-  int fontSize = 10;
-#endif
+    wxBoxSizer *item0 = new wxBoxSizer( wxHORIZONTAL );
 
-  wxFont buttonFont(fontSize, wxSWISS, wxNORMAL, wxBOLD);
-  SetFont(buttonFont);
+    m_closeButton = new wxButton( this, wxID_PREVIEW_CLOSE, _("&Close"), wxDefaultPosition, wxDefaultSize, 0 );
+    item0->Add( m_closeButton, 0, wxALIGN_CENTRE|wxALL, 5 );
 
-  int buttonWidth = 65;
-#ifdef __WXGTK__
-    int buttonHeight = -1;
+    if (m_buttonFlags & wxPREVIEW_PRINT)
+    {
+        m_printButton = new wxButton( this, wxID_PREVIEW_PRINT, _("&Print..."), wxDefaultPosition, wxDefaultSize, 0 );
+        item0->Add( m_printButton, 0, wxALIGN_CENTRE|wxALL, 5 );
+    }
+
+    // Exact-fit buttons are too tiny on wxUniversal
+    int navButtonStyle;
+    wxSize navButtonSize;
+#ifdef __WXUNIVERSAL__
+    navButtonStyle = 0;
+    navButtonSize = wxSize(40, m_closeButton->GetSize().y);
 #else
-    int buttonHeight = 24;
+    navButtonStyle = wxBU_EXACTFIT;
+    navButtonSize = wxDefaultSize;
 #endif
 
-  int x = 5;
-  int y = 5;
-  int gap = 5;
-
-  m_closeButton = new wxButton(this, wxID_PREVIEW_CLOSE, _("Close"),
-       wxPoint(x, y), wxSize(buttonWidth, buttonHeight));
-
-  x += gap + buttonWidth;
-  
-  if (m_buttonFlags & wxPREVIEW_PRINT)
-  {
-    m_printButton =  new wxButton(this, wxID_PREVIEW_PRINT, _("Print..."), wxPoint(x, y),
-               wxSize(buttonWidth, buttonHeight));
-       x += gap + buttonWidth;
-  }
-
-  if (m_buttonFlags & wxPREVIEW_PREVIOUS)
-  {
-    m_previousPageButton = new wxButton(this, wxID_PREVIEW_PREVIOUS, "<<", wxPoint(x, y),
-               wxSize(buttonWidth, buttonHeight));
-       x += gap + buttonWidth;
-  }
-
-  if (m_buttonFlags & wxPREVIEW_NEXT)
-  {
-    m_nextPageButton = new wxButton(this, wxID_PREVIEW_NEXT, ">>",
-               wxPoint(x, y), wxSize(buttonWidth, buttonHeight));
-       x += gap + buttonWidth;
-  }
-
-  // Yes, this look stupid, but this is because gcc gives up otherwise.
-  wxString *choices = new wxString[23];
-  choices[0] = "10%";
-  choices[1] = "15%";
-  choices[2] = "20%";
-  choices[3] = "25%";
-  choices[4] = "30%";
-  choices[5] = "35%";
-  choices[6] = "40%";
-  choices[7] = "45%";
-  choices[8] = "50%";
-  choices[9] = "55%";
-  choices[10] = "60%";
-  choices[11] = "65%";
-  choices[12] = "70%";
-  choices[13] = "75%";
-  choices[14] = "80%";
-  choices[15] = "85%";
-  choices[16] = "90%";
-  choices[17] = "95%";
-  choices[18] = "100%";
-  choices[19] = "110%";
-  choices[20] = "120%";
-  choices[21] = "150%";
-  choices[22] = "200%";
-
-  int n = 23;
-  if (m_buttonFlags & wxPREVIEW_ZOOM)
-  {
-    m_zoomControl = new wxChoice(this, wxID_PREVIEW_ZOOM, wxPoint(x, y),
-               wxSize(100, -1), n, (wxString *)choices);
-    SetZoomControl(m_printPreview->GetZoom());
-  }
-
-  delete[] choices;
-
-  m_closeButton->SetDefault();
+    if (m_buttonFlags & wxPREVIEW_FIRST)
+    {
+        m_firstPageButton = new wxButton( this, wxID_PREVIEW_FIRST, _("|<<"), wxDefaultPosition, navButtonSize, navButtonStyle );
+        item0->Add( m_firstPageButton, 0, wxALIGN_CENTRE|wxALL, 5 );
+    }
+
+    if (m_buttonFlags & wxPREVIEW_PREVIOUS)
+    {
+        m_previousPageButton = new wxButton( this, wxID_PREVIEW_PREVIOUS, _("<<"), wxDefaultPosition, navButtonSize, navButtonStyle );
+        item0->Add( m_previousPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 );
+    }
+
+    if (m_buttonFlags & wxPREVIEW_NEXT)
+    {
+        m_nextPageButton = new wxButton( this, wxID_PREVIEW_NEXT, _(">>"), wxDefaultPosition, navButtonSize, navButtonStyle );
+        item0->Add( m_nextPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 );
+    }
+
+    if (m_buttonFlags & wxPREVIEW_LAST)
+    {
+        m_lastPageButton = new wxButton( this, wxID_PREVIEW_LAST, _(">>|"), wxDefaultPosition, navButtonSize, navButtonStyle );
+        item0->Add( m_lastPageButton, 0, wxALIGN_CENTRE|wxRIGHT|wxTOP|wxBOTTOM, 5 );
+    }
+
+    if (m_buttonFlags & wxPREVIEW_GOTO)
+    {
+        m_gotoPageButton = new wxButton( this, wxID_PREVIEW_GOTO, _("&Goto..."), wxDefaultPosition, wxDefaultSize, 0 );
+        item0->Add( m_gotoPageButton, 0, wxALIGN_CENTRE|wxALL, 5 );
+    }
+
+    if (m_buttonFlags & wxPREVIEW_ZOOM)
+    {
+        wxString choices[] =
+        {
+            wxT("10%"), wxT("15%"), wxT("20%"), wxT("25%"), wxT("30%"), wxT("35%"), wxT("40%"), wxT("45%"), wxT("50%"), wxT("55%"),
+                wxT("60%"), wxT("65%"), wxT("70%"), wxT("75%"), wxT("80%"), wxT("85%"), wxT("90%"), wxT("95%"), wxT("100%"), wxT("110%"),
+                wxT("120%"), wxT("150%"), wxT("200%")
+        };
+        int n = WXSIZEOF(choices);
+
+        m_zoomControl = new wxChoice( this, wxID_PREVIEW_ZOOM, wxDefaultPosition, wxSize(70,wxDefaultCoord), n, choices, 0 );
+        item0->Add( m_zoomControl, 0, wxALIGN_CENTRE|wxALL, 5 );
+        SetZoomControl(m_printPreview->GetZoom());
+    }
+
+    SetSizer(item0);
+    item0->Fit(this);
 }
 
 void wxPreviewControlBar::SetZoomControl(int zoom)
 {
-  char buf[20];
-  sprintf(buf, "%d%%", zoom);
-  if (m_zoomControl)
-    m_zoomControl->SetStringSelection(buf);
+    if (m_zoomControl)
+    {
+        int n, count = m_zoomControl->GetCount();
+        long val;
+        for (n=0; n<count; n++)
+        {
+            if (m_zoomControl->GetString(n).BeforeFirst(wxT('%')).ToLong(&val) &&
+                (val >= long(zoom)))
+            {
+                m_zoomControl->SetSelection(n);
+                return;
+            }
+        }
+
+        m_zoomControl->SetSelection(count-1);
+    }
 }
 
 int wxPreviewControlBar::GetZoomControl()
 {
-  char buf[20];
-  if (m_zoomControl && m_zoomControl->GetStringSelection())
-  {
-    strcpy(buf, m_zoomControl->GetStringSelection());
-    buf[strlen(buf) - 1] = 0;
-    return (int)atoi(buf);
-  }
-  else return 0;
+    if (m_zoomControl && (m_zoomControl->GetStringSelection() != wxEmptyString))
+    {
+        long val;
+        if (m_zoomControl->GetStringSelection().BeforeFirst(wxT('%')).ToLong(&val))
+            return int(val);
+    }
+
+    return 0;
 }
 
 
 /*
- * Preview frame
- */
+* Preview frame
+*/
+
+IMPLEMENT_CLASS(wxPreviewFrame, wxFrame)
+
+BEGIN_EVENT_TABLE(wxPreviewFrame, wxFrame)
+    EVT_CHAR_HOOK(wxPreviewFrame::OnChar)
+    EVT_CLOSE(wxPreviewFrame::OnCloseWindow)
+END_EVENT_TABLE()
 
-wxPreviewFrame::wxPreviewFrame(wxPrintPreviewBase *preview, wxFrame *parent, const wxString& title,
-    const wxPoint& pos, const wxSize& size, long style, const wxString& name):
- wxFrame(parent, -1, title, pos, size, style, name)
+void wxPreviewFrame::OnChar(wxKeyEvent &event)
 {
-  m_printPreview = preview;
-  m_controlBar = NULL;
-  m_previewCanvas = NULL;
+    if ( event.GetKeyCode() == WXK_ESCAPE )
+    {
+        Close(true);
+    }
+    else
+    {
+        event.Skip();
+    }
 }
 
-wxPreviewFrame::~wxPreviewFrame()
+wxPreviewFrame::wxPreviewFrame(wxPrintPreviewBase *preview, wxWindow *parent, const wxString& title,
+                               const wxPoint& pos, const wxSize& size, long style, const wxString& name):
+wxFrame(parent, wxID_ANY, title, pos, size, style, name)
 {
+    m_printPreview = preview;
+    m_controlBar = NULL;
+    m_previewCanvas = NULL;
+    m_windowDisabler = NULL;
+
+    // Give the application icon
+#ifdef __WXMSW__
+    wxFrame* topFrame = wxDynamicCast(wxTheApp->GetTopWindow(), wxFrame);
+    if (topFrame)
+        SetIcon(topFrame->GetIcon());
+#endif
 }
 
-bool wxPreviewFrame::OnClose()
+wxPreviewFrame::~wxPreviewFrame()
 {
-  MakeModal(FALSE);
-  
-  // Need to delete the printout and the print preview
-  wxPrintout *printout = m_printPreview->GetPrintout();
-  if (printout)
-  {
-    delete printout;
-    m_printPreview->SetPrintout(NULL);
-    m_printPreview->SetCanvas(NULL);
-    m_printPreview->SetFrame(NULL);
-  }
-  delete m_printPreview;
-  return TRUE;
 }
 
-void wxPreviewFrame::Initialize()
+void wxPreviewFrame::OnCloseWindow(wxCloseEvent& WXUNUSED(event))
 {
-  CreateStatusBar();
-  
-  CreateCanvas();
-  CreateControlBar();
+    if (m_windowDisabler)
+        delete m_windowDisabler;
+
+    // Need to delete the printout and the print preview
+    wxPrintout *printout = m_printPreview->GetPrintout();
+    if (printout)
+    {
+        delete printout;
+        m_printPreview->SetPrintout(NULL);
+        m_printPreview->SetCanvas(NULL);
+        m_printPreview->SetFrame(NULL);
+    }
 
-  m_printPreview->SetCanvas(m_previewCanvas);
-  m_printPreview->SetFrame(this);
+    m_previewCanvas->SetPreview(NULL);
+    wxDELETE(m_printPreview);
 
-  // Set layout constraints here
+    Destroy();
+}
 
-  // Control bar constraints
-  wxLayoutConstraints *c1 = new wxLayoutConstraints;
-//  int w, h;
-//  m_controlBar->GetSize(&w, &h);
-  int h;
-#if (defined(__WXMSW__) || defined(__WXGTK__))
-  h = 40;
-#else
-  h = 60;
+void wxPreviewFrame::Initialize()
+{
+#if wxUSE_STATUSBAR
+    CreateStatusBar();
 #endif
+    CreateCanvas();
+    CreateControlBar();
 
-  c1->left.SameAs       (this, wxLeft);
-  c1->top.SameAs        (this, wxTop);
-  c1->right.SameAs      (this, wxRight);
-  c1->height.Absolute   (h);
+    m_printPreview->SetCanvas(m_previewCanvas);
+    m_printPreview->SetFrame(this);
 
-  m_controlBar->SetConstraints(c1);
+    wxBoxSizer *item0 = new wxBoxSizer( wxVERTICAL );
 
-  // Canvas constraints
-  wxLayoutConstraints *c2 = new wxLayoutConstraints;
+    item0->Add( m_controlBar, 0, wxGROW|wxALIGN_CENTER_VERTICAL, 5 );
+    item0->Add( m_previewCanvas, 1, wxGROW|wxALIGN_CENTER_VERTICAL, 5 );
 
-  c2->left.SameAs       (this, wxLeft);
-  c2->top.Below         (m_controlBar);
-  c2->right.SameAs      (this, wxRight);
-  c2->bottom.SameAs     (this, wxBottom);
+    SetAutoLayout( true );
+    SetSizer( item0 );
 
-  m_previewCanvas->SetConstraints(c2);
+    m_windowDisabler = new wxWindowDisabler(this);
 
-  SetAutoLayout(TRUE);
+    Layout();
 
-  MakeModal(TRUE);
-
-  Layout();
+    m_printPreview->AdjustScrollbars(m_previewCanvas);
+    m_previewCanvas->SetFocus();
+    m_controlBar->SetFocus();
 }
 
 void wxPreviewFrame::CreateCanvas()
 {
-  m_previewCanvas = new wxPreviewCanvas(m_printPreview, this);
+    m_previewCanvas = new wxPreviewCanvas(m_printPreview, this);
 }
 
 void wxPreviewFrame::CreateControlBar()
 {
-  long buttons = wxPREVIEW_DEFAULT;
-  if (m_printPreview->GetPrintoutForPrinting())
-    buttons |= wxPREVIEW_PRINT;
-    
-  m_controlBar = new wxPreviewControlBar(m_printPreview, buttons, this, wxPoint(0, 0), wxSize(400, 40));
-  m_controlBar->CreateButtons();
+    long buttons = wxPREVIEW_DEFAULT;
+    if (m_printPreview->GetPrintoutForPrinting())
+        buttons |= wxPREVIEW_PRINT;
+
+    m_controlBar = new wxPreviewControlBar(m_printPreview, buttons, this, wxPoint(0,0), wxSize(400, 40));
+    m_controlBar->CreateButtons();
 }
+
 /*
- * Print preview
- */
+* Print preview
+*/
+
+IMPLEMENT_CLASS(wxPrintPreviewBase, wxObject)
 
-wxPrintPreviewBase::wxPrintPreviewBase(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data)
+wxPrintPreviewBase::wxPrintPreviewBase(wxPrintout *printout,
+                                       wxPrintout *printoutForPrinting,
+                                       wxPrintData *data)
 {
-  m_isOk = TRUE;
-  m_previewPrintout = printout;
-  if (m_previewPrintout)
-    m_previewPrintout->SetIsPreview(TRUE);
-    
-  m_printPrintout = printoutForPrinting;
-  if (data)
-    m_printData = (*data);
+    if (data)
+        m_printDialogData = (*data);
+
+    Init(printout, printoutForPrinting);
+}
+
+wxPrintPreviewBase::wxPrintPreviewBase(wxPrintout *printout,
+                                       wxPrintout *printoutForPrinting,
+                                       wxPrintDialogData *data)
+{
+    if (data)
+        m_printDialogData = (*data);
+
+    Init(printout, printoutForPrinting);
+}
 
-  m_previewCanvas = NULL;
-  m_previewFrame = NULL;
-  m_previewBitmap = NULL;
-  m_currentPage = 1;
-  m_currentZoom = 30;
-  m_topMargin = 40;
-  m_leftMargin = 40;
-  m_pageWidth = 0;
-  m_pageHeight = 0;
+void wxPrintPreviewBase::Init(wxPrintout *printout,
+                              wxPrintout *printoutForPrinting)
+{
+    m_isOk = true;
+    m_previewPrintout = printout;
+    if (m_previewPrintout)
+        m_previewPrintout->SetIsPreview(true);
 
-  printout->OnPreparePrinting();
+    m_printPrintout = printoutForPrinting;
 
-  // Get some parameters from the printout, if defined
-  int selFrom, selTo;
-  printout->GetPageInfo(&m_minPage, &m_maxPage, &selFrom, &selTo);
+    m_previewCanvas = NULL;
+    m_previewFrame = NULL;
+    m_previewBitmap = NULL;
+    m_previewFailed = false;
+    m_currentPage = 1;
+    m_currentZoom = 70;
+    m_topMargin = 40;
+    m_leftMargin = 40;
+    m_pageWidth = 0;
+    m_pageHeight = 0;
+    m_printingPrepared = false;
+    m_minPage = 1;
+    m_maxPage = 1;
 }
 
 wxPrintPreviewBase::~wxPrintPreviewBase()
 {
-  if (m_previewPrintout)
-    delete m_previewPrintout;
-  if (m_previewBitmap)
-    delete m_previewBitmap;
-  if (m_printPrintout)
-    delete m_printPrintout;
+    if (m_previewPrintout)
+        delete m_previewPrintout;
+    if (m_previewBitmap)
+        delete m_previewBitmap;
+    if (m_printPrintout)
+        delete m_printPrintout;
 }
 
 bool wxPrintPreviewBase::SetCurrentPage(int pageNum)
 {
-  if (m_currentPage == pageNum)
-    return TRUE;
+    if (m_currentPage == pageNum)
+        return true;
 
-  m_currentPage = pageNum;
-  if (m_previewBitmap)
-  {
-    delete m_previewBitmap;
-    m_previewBitmap = NULL;
-  }
+    m_currentPage = pageNum;
+
+    InvalidatePreviewBitmap();
 
-  if (m_previewCanvas)
-  {
-    RenderPage(pageNum);
-    m_previewCanvas->Refresh();
-  }
-  return TRUE;
+    if (m_previewCanvas)
+    {
+        AdjustScrollbars(m_previewCanvas);
+
+        m_previewCanvas->Refresh();
+        m_previewCanvas->SetFocus();
+    }
+    return true;
 }
 
-bool wxPrintPreviewBase::PaintPage(wxWindow *canvas, wxDC& dc)
+int wxPrintPreviewBase::GetCurrentPage() const
+    { return m_currentPage; }
+void wxPrintPreviewBase::SetPrintout(wxPrintout *printout)
+    { m_previewPrintout = printout; }
+wxPrintout *wxPrintPreviewBase::GetPrintout() const
+    { return m_previewPrintout; }
+wxPrintout *wxPrintPreviewBase::GetPrintoutForPrinting() const
+    { return m_printPrintout; }
+void wxPrintPreviewBase::SetFrame(wxFrame *frame)
+    { m_previewFrame = frame; }
+void wxPrintPreviewBase::SetCanvas(wxPreviewCanvas *canvas)
+    { m_previewCanvas = canvas; }
+wxFrame *wxPrintPreviewBase::GetFrame() const
+    { return m_previewFrame; }
+wxPreviewCanvas *wxPrintPreviewBase::GetCanvas() const
+    { return m_previewCanvas; }
+
+void wxPrintPreviewBase::CalcRects(wxPreviewCanvas *canvas, wxRect& pageRect, wxRect& paperRect)
 {
-  DrawBlankPage(canvas, dc);
+    // Calculate the rectangles for the printable area of the page and the
+    // entire paper as they appear on the canvas on-screen.
+    int canvasWidth, canvasHeight;
+    canvas->GetSize(&canvasWidth, &canvasHeight);
+
+    float zoomScale = float(m_currentZoom) / 100;
+    float screenPrintableWidth = zoomScale * m_pageWidth * m_previewScaleX;
+    float screenPrintableHeight = zoomScale * m_pageHeight * m_previewScaleY;
+
+    wxRect devicePaperRect = m_previewPrintout->GetPaperRectPixels();
+    wxCoord devicePrintableWidth, devicePrintableHeight;
+    m_previewPrintout->GetPageSizePixels(&devicePrintableWidth, &devicePrintableHeight);
+    float scaleX = screenPrintableWidth / devicePrintableWidth;
+    float scaleY = screenPrintableHeight / devicePrintableHeight;
+    paperRect.width = wxCoord(scaleX * devicePaperRect.width);
+    paperRect.height = wxCoord(scaleY * devicePaperRect.height);
+
+    paperRect.x = wxCoord((canvasWidth - paperRect.width)/ 2.0);
+    if (paperRect.x < m_leftMargin)
+        paperRect.x = m_leftMargin;
+    paperRect.y = wxCoord((canvasHeight - paperRect.height)/ 2.0);
+    if (paperRect.y < m_topMargin)
+        paperRect.y = m_topMargin;
+
+    pageRect.x = paperRect.x - wxCoord(scaleX * devicePaperRect.x);
+    pageRect.y = paperRect.y - wxCoord(scaleY * devicePaperRect.y);
+    pageRect.width = wxCoord(screenPrintableWidth);
+    pageRect.height = wxCoord(screenPrintableHeight);
+}
 
-  if (!m_previewBitmap)
-    RenderPage(m_currentPage);
-    
-  if (!m_previewBitmap)
-    return FALSE;
 
-  if (!canvas)
-    return FALSE;
+void wxPrintPreviewBase::InvalidatePreviewBitmap()
+{
+    wxDELETE(m_previewBitmap);
+    // if there was a problem with rendering the preview, try again now
+    // that it changed in some way (less memory may be needed, for example):
+    m_previewFailed = false;
+}
 
-  int canvasWidth, canvasHeight;
-  canvas->GetSize(&canvasWidth, &canvasHeight);
-  
-  double zoomScale = ((float)m_currentZoom/(float)100);
-  double actualWidth = (zoomScale*m_pageWidth*m_previewScale);
-//  float actualHeight = (float)(zoomScale*m_pageHeight*m_previewScale);
+bool wxPrintPreviewBase::UpdatePageRendering()
+{
+    if ( m_previewBitmap )
+        return false;
 
-  int x = (int) ((canvasWidth - actualWidth)/2.0);
-  if (x < m_leftMargin)
-    x = m_leftMargin;
-  int y = m_topMargin;
+    if ( m_previewFailed )
+        return false;
 
-  wxMemoryDC temp_dc;
-  temp_dc.SelectObject(*m_previewBitmap);
+    if ( !RenderPage(m_currentPage) )
+    {
+        m_previewFailed = true; // don't waste time failing again
+        return false;
+    }
+
+    return true;
+}
 
-  dc.Blit(x, y, m_previewBitmap->GetWidth(), m_previewBitmap->GetHeight(), &temp_dc, 0, 0);
+bool wxPrintPreviewBase::PaintPage(wxPreviewCanvas *canvas, wxDC& dc)
+{
+    DrawBlankPage(canvas, dc);
+
+    if (!m_previewBitmap)
+        return false;
+    if (!canvas)
+        return false;
 
-  temp_dc.SelectObject(wxNullBitmap);
+    wxRect pageRect, paperRect;
+    CalcRects(canvas, pageRect, paperRect);
+    wxMemoryDC temp_dc;
+    temp_dc.SelectObject(*m_previewBitmap);
 
-  return TRUE;
+    dc.Blit(pageRect.x, pageRect.y, 
+        m_previewBitmap->GetWidth(), m_previewBitmap->GetHeight(), &temp_dc, 0, 0);
+
+    temp_dc.SelectObject(wxNullBitmap);
+    return true;
 }
 
-bool wxPrintPreviewBase::RenderPage(int pageNum)
+// Adjusts the scrollbars for the current scale
+void wxPrintPreviewBase::AdjustScrollbars(wxPreviewCanvas *canvas)
 {
-  int canvasWidth, canvasHeight;
-  
-  if (!m_previewCanvas)
-  {
-    wxMessageBox(_("wxPrintPreviewBase::RenderPage: must use wxPrintPreviewBase::SetCanvas to let me know about the canvas!"),
-      _("Print Preview Failure"), wxOK);
-    return FALSE;
-  }
-  m_previewCanvas->GetSize(&canvasWidth, &canvasHeight);
-  
-  double zoomScale = (m_currentZoom/100.0);
-  int actualWidth = (int)(zoomScale*m_pageWidth*m_previewScale);
-  int actualHeight = (int)(zoomScale*m_pageHeight*m_previewScale);
-
-  int x = (int)((canvasWidth - actualWidth)/2.0);
-  if (x < m_leftMargin)
-    x = m_leftMargin;
-//  int y = m_topMargin;
-
-
-  if (!m_previewBitmap)
-  {
-    m_previewBitmap = new wxBitmap((int)actualWidth, (int)actualHeight);
-    if (!m_previewBitmap || !m_previewBitmap->Ok())
-    {
-      if (m_previewBitmap)
-        delete m_previewBitmap;
-      wxMessageBox(_("Sorry, not enough memory to create a preview."), _("Print Preview Failure"), wxOK);
-      return FALSE;
-    }
-  }
-  
-  wxMemoryDC memoryDC;
-  memoryDC.SelectObject(*m_previewBitmap);
+    if (!canvas)
+        return ;
+
+    wxRect pageRect, paperRect;
+    CalcRects(canvas, pageRect, paperRect);
+     int totalWidth = paperRect.width + 2 * m_leftMargin;
+    int totalHeight = paperRect.height + 2 * m_topMargin;
+    int scrollUnitsX = totalWidth / 10;
+    int scrollUnitsY = totalHeight / 10;
+    wxSize virtualSize = canvas->GetVirtualSize();
+    if (virtualSize.GetWidth() != totalWidth || virtualSize.GetHeight() != totalHeight)
+        canvas->SetScrollbars(10, 10, scrollUnitsX, scrollUnitsY, 0, 0, true);
+}
 
-  memoryDC.Clear();
+bool wxPrintPreviewBase::RenderPageIntoDC(wxDC& dc, int pageNum)
+{
+    m_previewPrintout->SetDC(&dc);
+    m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight);
 
-  m_previewPrintout->SetDC(&memoryDC);
-  m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight);
+    // Need to delay OnPreparePrinting() until here, so we have enough
+    // information.
+    if (!m_printingPrepared)
+    {
+        m_previewPrintout->OnPreparePrinting();
+        int selFrom, selTo;
+        m_previewPrintout->GetPageInfo(&m_minPage, &m_maxPage, &selFrom, &selTo);
+        m_printingPrepared = true;
+    }
 
-  m_previewPrintout->OnBeginPrinting();
-  
+    m_previewPrintout->OnBeginPrinting();
 
-  if (!m_previewPrintout->OnBeginDocument(m_printData.GetFromPage(), m_printData.GetToPage()))
-  {
-    wxMessageBox(_("Could not start document preview."), _("Print Preview Failure"), wxOK);
-    
-    memoryDC.SelectObject(wxNullBitmap);
+    if (!m_previewPrintout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage()))
+    {
+        wxMessageBox(_("Could not start document preview."), _("Print Preview Failure"), wxOK);
+        return false;
+    }
 
-    delete m_previewBitmap;
-    return FALSE;
-  }
-  
-  m_previewPrintout->OnPrintPage(pageNum);
-  m_previewPrintout->OnEndDocument();
-  m_previewPrintout->OnEndPrinting();
+    m_previewPrintout->OnPrintPage(pageNum);
+    m_previewPrintout->OnEndDocument();
+    m_previewPrintout->OnEndPrinting();
 
-  m_previewPrintout->SetDC(NULL);
-  
-  memoryDC.SelectObject(wxNullBitmap);
+    m_previewPrintout->SetDC(NULL);
 
-  char buf[200];
-  if (m_maxPage != 0)
-    sprintf(buf, _("Page %d of %d"), pageNum, m_maxPage);
-  else
-    sprintf(buf, _("Page %d"), pageNum);
+    return true;
+}
 
-  if (m_previewFrame)
-    m_previewFrame->SetStatusText(buf);
+bool wxPrintPreviewBase::RenderPageIntoBitmap(wxBitmap& bmp, int pageNum)
+{
+    wxMemoryDC memoryDC;
+    memoryDC.SelectObject(bmp);
+    memoryDC.Clear();
 
-  return TRUE;
+    return RenderPageIntoDC(memoryDC, pageNum);
 }
 
+bool wxPrintPreviewBase::RenderPage(int pageNum)
+{
+    wxBusyCursor busy;
+
+    if (!m_previewCanvas)
+    {
+        wxFAIL_MSG(_T("wxPrintPreviewBase::RenderPage: must use wxPrintPreviewBase::SetCanvas to let me know about the canvas!"));
+        return false;
+    }
+
+    wxRect pageRect, paperRect;
+    CalcRects(m_previewCanvas, pageRect, paperRect);
+
+    if (!m_previewBitmap)
+    {
+        m_previewBitmap = new wxBitmap(pageRect.width, pageRect.height);
+
+        if (!m_previewBitmap || !m_previewBitmap->Ok())
+        {
+            InvalidatePreviewBitmap();
+            wxMessageBox(_("Sorry, not enough memory to create a preview."), _("Print Preview Failure"), wxOK);
+            return false;
+        }
+    }
+
+    if ( !RenderPageIntoBitmap(*m_previewBitmap, pageNum) )
+    {
+        InvalidatePreviewBitmap();
+        wxMessageBox(_("Sorry, not enough memory to create a preview."), _("Print Preview Failure"), wxOK);
+        return false;
+    }
+
+#if wxUSE_STATUSBAR
+    wxString status;
+    if (m_maxPage != 0)
+        status = wxString::Format(_("Page %d of %d"), pageNum, m_maxPage);
+    else
+        status = wxString::Format(_("Page %d"), pageNum);
 
-bool wxPrintPreviewBase::DrawBlankPage(wxWindow *canvas, wxDC& dc)
+    if (m_previewFrame)
+        m_previewFrame->SetStatusText(status);
+#endif
+
+    return true;
+}
+
+bool wxPrintPreviewBase::DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc)
 {
-  int canvasWidth, canvasHeight;
-  canvas->GetSize(&canvasWidth, &canvasHeight);
-  
-  float zoomScale = (float)((float)m_currentZoom/(float)100);
-  float actualWidth = zoomScale*m_pageWidth*m_previewScale;
-  float actualHeight = zoomScale*m_pageHeight*m_previewScale;
+    wxRect pageRect, paperRect;
 
-  float x = (float)((canvasWidth - actualWidth)/2.0);
-  if (x < m_leftMargin)
-    x = (float)m_leftMargin;
-  float y = (float)m_topMargin;
+    CalcRects(canvas, pageRect, paperRect);
 
-  // Draw shadow, allowing for 1-pixel border AROUND the actual page
-  int shadowOffset = 4;
-  dc.SetPen(*wxBLACK_PEN);
-  dc.SetBrush(*wxBLACK_BRUSH);
-  dc.DrawRectangle((int)(x-1 + shadowOffset), (int)(y-1 + shadowOffset), (int)(actualWidth+2), (int)(actualHeight+2));
+    // Draw shadow, allowing for 1-pixel border AROUND the actual paper
+    wxCoord shadowOffset = 4;
 
-  // Draw blank page allowing for 1-pixel border AROUND the actual page
-  dc.SetPen(*wxBLACK_PEN);
-  dc.SetBrush(*wxWHITE_BRUSH);
-  
+    dc.SetPen(*wxBLACK_PEN);
+    dc.SetBrush(*wxBLACK_BRUSH);
+    dc.DrawRectangle(paperRect.x + shadowOffset, paperRect.y + paperRect.height + 1,
+        paperRect.width, shadowOffset);
 
-  dc.DrawRectangle((int)(x-1), (int)(y-1), (int)(actualWidth+2), (int)(actualHeight+2));
-  
-  return TRUE;
+    dc.DrawRectangle(paperRect.x + paperRect.width, paperRect.y + shadowOffset,
+        shadowOffset, paperRect.height);
+
+    // Draw blank page allowing for 1-pixel border AROUND the actual paper
+    dc.SetPen(*wxBLACK_PEN);
+    dc.SetBrush(*wxWHITE_BRUSH);
+    dc.DrawRectangle(paperRect.x - 2, paperRect.y - 1, 
+        paperRect.width + 3, paperRect.height + 2);
+
+    return true;
 }
 
 void wxPrintPreviewBase::SetZoom(int percent)
 {
-  if (m_currentZoom == percent)
-    return;
-    
-  m_currentZoom = percent;
-  if (m_previewBitmap)
-  {
-    delete m_previewBitmap;
+    if (m_currentZoom == percent)
+        return;
+
+    m_currentZoom = percent;
+
+    InvalidatePreviewBitmap();
+
+    if (m_previewCanvas)
+    {
+        AdjustScrollbars(m_previewCanvas);
+        ((wxScrolledWindow *) m_previewCanvas)->Scroll(0, 0);
+        m_previewCanvas->ClearBackground();
+        m_previewCanvas->Refresh();
+        m_previewCanvas->SetFocus();
+    }
+}
+
+wxPrintDialogData& wxPrintPreviewBase::GetPrintDialogData()
+{
+    return m_printDialogData;
+}
+
+int wxPrintPreviewBase::GetZoom() const
+{ return m_currentZoom; }
+int wxPrintPreviewBase::GetMaxPage() const
+{ return m_maxPage; }
+int wxPrintPreviewBase::GetMinPage() const
+{ return m_minPage; }
+bool wxPrintPreviewBase::IsOk() const
+{ return m_isOk; }
+void wxPrintPreviewBase::SetOk(bool ok)
+{ m_isOk = ok; }
+
+//----------------------------------------------------------------------------
+// wxPrintPreview
+//----------------------------------------------------------------------------
+
+IMPLEMENT_CLASS(wxPrintPreview, wxPrintPreviewBase)
+
+wxPrintPreview::wxPrintPreview(wxPrintout *printout,
+                   wxPrintout *printoutForPrinting,
+                   wxPrintDialogData *data) :
+    wxPrintPreviewBase( printout, printoutForPrinting, data )
+{
+    m_pimpl = wxPrintFactory::GetFactory()->
+        CreatePrintPreview( printout, printoutForPrinting, data );
+}
+
+wxPrintPreview::wxPrintPreview(wxPrintout *printout,
+                   wxPrintout *printoutForPrinting,
+                   wxPrintData *data ) :
+    wxPrintPreviewBase( printout, printoutForPrinting, data )
+{
+    m_pimpl = wxPrintFactory::GetFactory()->
+        CreatePrintPreview( printout, printoutForPrinting, data );
+}
+
+wxPrintPreview::~wxPrintPreview()
+{
+    delete m_pimpl;
+
+    // don't delete twice
+    m_printPrintout = NULL;
+    m_previewPrintout = NULL;
     m_previewBitmap = NULL;
-  }
-  RenderPage(m_currentPage);
-  
-  if (m_previewCanvas)
-  {
-    m_previewCanvas->Clear();
-    m_previewCanvas->Refresh();
-  }
 }
+
+bool wxPrintPreview::SetCurrentPage(int pageNum)
+{
+    return m_pimpl->SetCurrentPage( pageNum );
+}
+
+int wxPrintPreview::GetCurrentPage() const
+{
+    return m_pimpl->GetCurrentPage();
+}
+
+void wxPrintPreview::SetPrintout(wxPrintout *printout)
+{
+    m_pimpl->SetPrintout( printout );
+}
+
+wxPrintout *wxPrintPreview::GetPrintout() const
+{
+    return m_pimpl->GetPrintout();
+}
+
+wxPrintout *wxPrintPreview::GetPrintoutForPrinting() const
+{
+    return m_pimpl->GetPrintoutForPrinting();
+}
+
+void wxPrintPreview::SetFrame(wxFrame *frame)
+{
+    m_pimpl->SetFrame( frame );
+}
+
+void wxPrintPreview::SetCanvas(wxPreviewCanvas *canvas)
+{
+    m_pimpl->SetCanvas( canvas );
+}
+
+wxFrame *wxPrintPreview::GetFrame() const
+{
+    return m_pimpl->GetFrame();
+}
+
+wxPreviewCanvas *wxPrintPreview::GetCanvas() const
+{
+    return m_pimpl->GetCanvas();
+}
+
+bool wxPrintPreview::PaintPage(wxPreviewCanvas *canvas, wxDC& dc)
+{
+    return m_pimpl->PaintPage( canvas, dc );
+}
+
+bool wxPrintPreview::UpdatePageRendering()
+{
+    return m_pimpl->UpdatePageRendering();
+}
+
+bool wxPrintPreview::DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc)
+{
+    return m_pimpl->DrawBlankPage( canvas, dc );
+}
+
+void wxPrintPreview::AdjustScrollbars(wxPreviewCanvas *canvas)
+{
+    m_pimpl->AdjustScrollbars( canvas );
+}
+
+bool wxPrintPreview::RenderPage(int pageNum)
+{
+    return m_pimpl->RenderPage( pageNum );
+}
+
+void wxPrintPreview::SetZoom(int percent)
+{
+    m_pimpl->SetZoom( percent );
+}
+
+int wxPrintPreview::GetZoom() const
+{
+    return m_pimpl->GetZoom();
+}
+
+wxPrintDialogData& wxPrintPreview::GetPrintDialogData()
+{
+    return m_pimpl->GetPrintDialogData();
+}
+
+int wxPrintPreview::GetMaxPage() const
+{
+    return m_pimpl->GetMaxPage();
+}
+
+int wxPrintPreview::GetMinPage() const
+{
+    return m_pimpl->GetMinPage();
+}
+
+bool wxPrintPreview::IsOk() const
+{
+    return m_pimpl->Ok();
+}
+
+void wxPrintPreview::SetOk(bool ok)
+{
+    m_pimpl->SetOk( ok );
+}
+
+bool wxPrintPreview::Print(bool interactive)
+{
+    return m_pimpl->Print( interactive );
+}
+
+void wxPrintPreview::DetermineScaling()
+{
+    m_pimpl->DetermineScaling();
+}
+
+#endif // wxUSE_PRINTING_ARCHITECTURE