X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c801d85f158c4cba50b588807daabdcbd0ed3853..eea4d01c65f9b29baa1193db762b4c6b8144af24:/src/common/prntbase.cpp diff --git a/src/common/prntbase.cpp b/src/common/prntbase.cpp index f4548a401d..4aebfb1b51 100644 --- a/src/common/prntbase.cpp +++ b/src/common/prntbase.cpp @@ -1,784 +1,2231 @@ ///////////////////////////////////////////////////////////////////////////// -// 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 -// #define __GOOD_COMPILER__ +#if wxUSE_PRINTING_ARCHITECTURE -#include "wx/defs.h" +#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/bmpbuttn.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 "wx/artprov.h" #include #include -#ifdef __WINDOWS__ -#include -#include +#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__ + #ifndef __WIN32__ + #include + #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; +} + +wxPrintFactory *wxPrintFactory::GetFactory() +{ + if (!wxPrintFactory::m_factory) + wxPrintFactory::m_factory = new wxNativePrintFactory; + + return wxPrintFactory::m_factory; +} + +//---------------------------------------------------------------------------- +// wxNativePrintFactory +//---------------------------------------------------------------------------- -// Clash with Windows header files -#ifdef StartDoc -#undef StartDoc +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 +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 +} -#if !defined(APIENTRY) // NT defines APIENTRY, 3.x not -#define APIENTRY FAR PASCAL +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 - -#ifdef __WIN32__ -#define _EXPORT /**/ +} + +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 -#define _EXPORT _export -typedef signed short int SHORT ; + return new wxGenericPrintDialog( parent, data ); #endif - -#if !defined(__WIN32__) // 3.x uses FARPROC for dialogs -#define DLGPROC FARPROC +} + +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 +} -LONG APIENTRY _EXPORT wxAbortProc(HDC hPr, int Code); +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 - // End __WINDOWS__ +} -#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) +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 -BEGIN_EVENT_TABLE(wxPrintAbortDialog, wxDialog) - EVT_BUTTON(wxID_CANCEL, wxPrintAbortDialog::OnCancel) -END_EVENT_TABLE() +} -BEGIN_EVENT_TABLE(wxPreviewCanvas, wxScrolledWindow) - EVT_PAINT(wxPreviewCanvas::OnPaint) - EVT_SYS_COLOUR_CHANGED(wxPreviewCanvas::OnSysColourChanged) -END_EVENT_TABLE() +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 +} -/* - * Printer - */ - -wxPrinterBase::wxPrinterBase(wxPrintData *data) +wxDCImpl* wxNativePrintFactory::CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ) { - currentPrintout = NULL; - abortWindow = NULL; - abortIt = FALSE; - if (data) - printData = (*data); +#if defined(__WXGTK__) || defined(__WXMOTIF__) || ( defined(__WXUNIVERSAL__) && !defined(__WXMAC__) ) + return new wxPostScriptDCImpl( owner, data ); +#else + return new wxPrinterDCImpl( owner, data ); +#endif } -wxWindow *wxPrinterBase::abortWindow = NULL; -bool wxPrinterBase::abortIt = FALSE; - -wxPrinterBase::~wxPrinterBase(void) +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; } -void wxPrintAbortDialog::OnCancel(wxCommandEvent& WXUNUSED(event)) +bool wxNativePrintFactory::HasPrinterLine() { - wxPrinterBase::abortIt = TRUE; - wxPrinterBase::abortWindow->Show(FALSE); - wxPrinterBase::abortWindow->Close(TRUE); - wxPrinterBase::abortWindow = NULL; + // Only relevant for PostScript for now + return true; } -wxWindow *wxPrinterBase::CreateAbortWindow(wxWindow *parent, wxPrintout *WXUNUSED(printout)) +wxString wxNativePrintFactory::CreatePrinterLine() { - wxPrintAbortDialog *dialog = new wxPrintAbortDialog(parent, _("Printing"), wxPoint(0, 0), wxSize(400, 400)); - (void) new wxStaticText(dialog, -1, _("Please wait..."), wxPoint(5, 5)); + // Only relevant for PostScript for now + + // We should query "lpstat -d" here + return _("Generic PostScript"); +} - wxButton *button = new wxButton(dialog, wxID_CANCEL, _("Cancel"), wxPoint(5, 30)); +bool wxNativePrintFactory::HasStatusLine() +{ + // Only relevant for PostScript for now + return true; +} - dialog->Fit(); - button->Centre(wxHORIZONTAL); +wxString wxNativePrintFactory::CreateStatusLine() +{ + // Only relevant for PostScript for now - dialog->Centre(); - return dialog; + // We should query "lpstat -r" or "lpstat -p" here + return _("Ready"); } -void wxPrinterBase::ReportError(wxWindow *parent, wxPrintout *WXUNUSED(printout), char *message) +wxPrintNativeDataBase *wxNativePrintFactory::CreatePrintNativeData() { - wxMessageBox(message, "Printing Error", wxOK, parent); +#if defined(__WXMSW__) && !defined(__WXUNIVERSAL__) + return new wxWindowsPrintNativeData; +#elif defined(__WXMAC__) + return wxOSXCreatePrintData(); +#else + return new wxPostScriptPrintNativeData; +#endif } -/* - * Printout class - */ - -wxPrintout::wxPrintout(char *title) +//---------------------------------------------------------------------------- +// wxPrintNativeDataBase +//---------------------------------------------------------------------------- + +IMPLEMENT_ABSTRACT_CLASS(wxPrintNativeDataBase, wxObject) + +wxPrintNativeDataBase::wxPrintNativeDataBase() { - printoutTitle = title ? copystring(title) : (char*)NULL; - printoutDC = NULL; - pageWidthMM = 0; - pageHeightMM = 0; - pageWidthPixels = 0; - pageHeightPixels = 0; - PPIScreenX = 0; - PPIScreenY = 0; - PPIPrinterX = 0; - PPIPrinterY = 0; - isPreview = FALSE; + m_ref = 1; } -wxPrintout::~wxPrintout(void) +//---------------------------------------------------------------------------- +// 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) { - if (printoutTitle) - delete[] printoutTitle; + m_currentPrintout = NULL; + sm_abortWindow = NULL; + sm_abortIt = false; + if (data) + m_printDialogData = (*data); + sm_lastError = wxPRINTER_NO_ERROR; } -bool wxPrintout::OnBeginDocument(int WXUNUSED(startPage), int WXUNUSED(endPage)) +wxWindow *wxPrinterBase::sm_abortWindow = NULL; +bool wxPrinterBase::sm_abortIt = false; +wxPrinterError wxPrinterBase::sm_lastError = wxPRINTER_NO_ERROR; + +wxPrinterBase::~wxPrinterBase() { - return GetDC()->StartDoc("Printing"); } -void wxPrintout::OnEndDocument(void) +wxWindow *wxPrinterBase::CreateAbortWindow(wxWindow *parent, wxPrintout * printout) { - GetDC()->EndDoc(); + 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 wxPrintout::OnBeginPrinting(void) +void wxPrinterBase::ReportError(wxWindow *parent, wxPrintout *WXUNUSED(printout), const wxString& message) { + wxMessageBox(message, _("Printing Error"), wxOK, parent); } -void wxPrintout::OnEndPrinting(void) +wxPrintDialogData& wxPrinterBase::GetPrintDialogData() const { + return (wxPrintDialogData&) m_printDialogData; } -bool wxPrintout::HasPage(int page) +//---------------------------------------------------------------------------- +// wxPrinter +//---------------------------------------------------------------------------- + +IMPLEMENT_CLASS(wxPrinter, wxPrinterBase) + +wxPrinter::wxPrinter(wxPrintDialogData *data) { - return (page == 1); + m_pimpl = wxPrintFactory::GetFactory()->CreatePrinter( data ); } -void wxPrintout::GetPageInfo(int *minPage, int *maxPage, int *fromPage, int *toPage) +wxPrinter::~wxPrinter() { - *minPage = 1; - *maxPage = 32000; - *fromPage = 1; - *toPage = 1; + delete m_pimpl; } -/* - * Preview canvas - */ - -wxPreviewCanvas::wxPreviewCanvas(wxPrintPreviewBase *preview, wxWindow *parent, - const wxPoint& pos, const wxSize& size, long style, const wxString& name): - wxScrolledWindow(parent, -1, pos, size, style, name) +wxWindow *wxPrinter::CreateAbortWindow(wxWindow *parent, wxPrintout *printout) { - printPreview = preview; - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE)); + return m_pimpl->CreateAbortWindow( parent, printout ); +} - SetScrollbars(40, 40, 100, 100); +void wxPrinter::ReportError(wxWindow *parent, wxPrintout *printout, const wxString& message) +{ + m_pimpl->ReportError( parent, printout, message ); } -wxPreviewCanvas::~wxPreviewCanvas(void) +bool wxPrinter::Setup(wxWindow *parent) { + return m_pimpl->Setup( parent ); } -void wxPreviewCanvas::OnPaint(wxPaintEvent& WXUNUSED(event)) +bool wxPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt) { - wxPaintDC dc(this); + if ( !prompt && m_printDialogData.GetToPage() == 0 ) + { + // If the dialog is not shown, set the pages range to print everything + // by default (as otherwise we wouldn't print anything at all which is + // certainly not a reasonable default behaviour). + int minPage, maxPage, selFrom, selTo; + printout->GetPageInfo(&minPage, &maxPage, &selFrom, &selTo); + + wxPrintDialogData& pdd = m_pimpl->GetPrintDialogData(); + pdd.SetFromPage(minPage); + pdd.SetToPage(maxPage); + } - if (printPreview) - { - printPreview->PaintPage(this, dc); - } + return m_pimpl->Print( parent, printout, prompt ); } -// Responds to colour changes, and passes event on to children. -void wxPreviewCanvas::OnSysColourChanged(wxSysColourChangedEvent& event) +wxDC* wxPrinter::PrintDialog(wxWindow *parent) { - SetBackgroundColour(wxSystemSettings::GetSystemColour(wxSYS_COLOUR_APPWORKSPACE)); - Refresh(); + return m_pimpl->PrintDialog( parent ); +} - // Propagate the event to the non-top-level children - wxWindow::OnSysColourChanged(event); +wxPrintDialogData& wxPrinter::GetPrintDialogData() const +{ + return m_pimpl->GetPrintDialogData(); } -/* - * Preview control bar - */ +// --------------------------------------------------------------------------- +// wxPrintDialogBase: the dialog for printing. +// --------------------------------------------------------------------------- -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_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) +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 ) { - printPreview = preview; - closeButton = NULL; - nextPageButton = NULL; - previousPageButton = NULL; - printButton = NULL; - zoomControl = NULL; - buttonFlags = buttons; } -wxFont *wxPreviewControlBar::buttonFont = NULL; +// --------------------------------------------------------------------------- +// wxPrintDialog: the dialog for printing +// --------------------------------------------------------------------------- -wxPreviewControlBar::~wxPreviewControlBar(void) +IMPLEMENT_CLASS(wxPrintDialog, wxObject) + +wxPrintDialog::wxPrintDialog(wxWindow *parent, wxPrintDialogData* data) { + m_pimpl = wxPrintFactory::GetFactory()->CreatePrintDialog( parent, data ); } -void wxPreviewControlBar::OnPaint(wxPaintEvent& WXUNUSED(event)) +wxPrintDialog::wxPrintDialog(wxWindow *parent, wxPrintData* data) { - wxPaintDC dc(this); + m_pimpl = wxPrintFactory::GetFactory()->CreatePrintDialog( parent, data ); +} - int w, h; - GetSize(&w, &h); - dc.SetPen(*wxBLACK_PEN); - dc.SetBrush(*wxTRANSPARENT_BRUSH); - dc.DrawLine( 0, h-1, w, h-1 ); +wxPrintDialog::~wxPrintDialog() +{ + delete m_pimpl; } -void wxPreviewControlBar::OnClose(wxCommandEvent& WXUNUSED(event)) +int wxPrintDialog::ShowModal() { - wxPreviewFrame *frame = (wxPreviewFrame *)GetParent(); - frame->Close(TRUE); + return m_pimpl->ShowModal(); } -void wxPreviewControlBar::OnPrint(wxCommandEvent& WXUNUSED(event)) +wxPrintDialogData& wxPrintDialog::GetPrintDialogData() { - wxPrintPreviewBase *preview = GetPrintPreview(); - preview->Print(TRUE); + return m_pimpl->GetPrintDialogData(); } -void wxPreviewControlBar::OnNext(wxCommandEvent& WXUNUSED(event)) +wxPrintData& wxPrintDialog::GetPrintData() { - 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); - } - } + return m_pimpl->GetPrintData(); } -void wxPreviewControlBar::OnPrevious(wxCommandEvent& WXUNUSED(event)) +wxDC *wxPrintDialog::GetPrintDC() { - 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); - } - } + return m_pimpl->GetPrintDC(); } -void wxPreviewControlBar::OnZoom(wxCommandEvent& WXUNUSED(event)) +// --------------------------------------------------------------------------- +// 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 ) { - int zoom = GetZoomControl(); - if (GetPrintPreview()) - GetPrintPreview()->SetZoom(zoom); } -void wxPreviewControlBar::CreateButtons(void) +// --------------------------------------------------------------------------- +// wxPageSetupDialog: the page setup dialog +// --------------------------------------------------------------------------- + +IMPLEMENT_CLASS(wxPageSetupDialog, wxObject) + +wxPageSetupDialog::wxPageSetupDialog(wxWindow *parent, wxPageSetupDialogData *data ) { -#ifdef __GOOD_COMPILER__ // Robert Roebling + m_pimpl = wxPrintFactory::GetFactory()->CreatePageSetupDialog( parent, data ); +} - SetSize(0, 0, 400, 40); +wxPageSetupDialog::~wxPageSetupDialog() +{ + delete m_pimpl; +} -#ifdef __WINDOWS__ - int fontSize = 9; -#else - int fontSize = 10; -#endif +int wxPageSetupDialog::ShowModal() +{ + return m_pimpl->ShowModal(); +} - if (!buttonFont) - buttonFont = wxTheFontList->FindOrCreateFont(fontSize, wxSWISS, wxNORMAL, wxBOLD); - SetButtonFont(*buttonFont); - - int buttonWidth = 65; - int buttonHeight = 24; - - int x = 5; - int y = 5; - int gap = 5; - - closeButton = new wxButton(this, wxID_PREVIEW_CLOSE, "Close", - wxPoint(x, y), wxSize(buttonWidth, buttonHeight)); - - x += gap + buttonWidth; - - if (buttonFlags & wxPREVIEW_PRINT) - { - printButton = new wxButton(this, wxID_PREVIEW_PRINT, "Print...", wxPoint(x, y), - wxSize(buttonWidth, buttonHeight)); - x += gap + buttonWidth; - } - - if (buttonFlags & wxPREVIEW_PREVIOUS) - { - previousPageButton = new wxButton(this, wxID_PREVIEW_PREVIOUS, "<<", wxPoint(x, y), - wxSize(buttonWidth, buttonHeight)); - x += gap + buttonWidth; - } - - if (buttonFlags & wxPREVIEW_NEXT) - { - nextPageButton = new wxButton(this, wxID_PREVIEW_NEXT, ">>", - wxPoint(x, y), wxSize(buttonWidth, buttonHeight)); - x += gap + buttonWidth; - } - - static wxString choices[] = { "10%", "20%", "25%", "30%", "35%", "40%", "45%", "50%", "55%", "60%", - "65%", "70%", "75%", "80%", "85%", "90%", "95%", "100%", "110%", "120%", "150%", "200%" }; - int n = 22; - if (buttonFlags & wxPREVIEW_ZOOM) - { - zoomControl = new wxChoice(this, wxID_PREVIEW_ZOOM, wxPoint(x, y), - wxSize(100, -1), n, (wxString *)choices); - SetZoomControl(printPreview->GetZoom()); - } - - closeButton->SetDefault(); - -#endif +wxPageSetupDialogData& wxPageSetupDialog::GetPageSetupDialogData() +{ + return m_pimpl->GetPageSetupDialogData(); } -void wxPreviewControlBar::SetZoomControl(int zoom) +// old name +wxPageSetupDialogData& wxPageSetupDialog::GetPageSetupData() { -#ifdef __GOOD_COMPILER__ // Robert Roebling - char buf[20]; - sprintf(buf, "%d%%", zoom); - if (zoomControl) - zoomControl->SetStringSelection(buf); -#endif + return m_pimpl->GetPageSetupDialogData(); } -int wxPreviewControlBar::GetZoomControl(void) +//---------------------------------------------------------------------------- +// wxPrintAbortDialog +//---------------------------------------------------------------------------- + +BEGIN_EVENT_TABLE(wxPrintAbortDialog, wxDialog) + EVT_BUTTON(wxID_CANCEL, wxPrintAbortDialog::OnCancel) +END_EVENT_TABLE() + +void wxPrintAbortDialog::OnCancel(wxCommandEvent& WXUNUSED(event)) { -#ifdef __GOOD_COMPILER__ // Robert Roebling - char buf[20]; - if (zoomControl && zoomControl->GetStringSelection()) - { - strcpy(buf, zoomControl->GetStringSelection()); - buf[strlen(buf) - 1] = 0; - return (int)atoi(buf); - } - else return 0; -#endif + wxPrinterBase::sm_abortIt = true; + wxPrinterBase::sm_abortWindow->Show(false); + wxPrinterBase::sm_abortWindow->Close(true); + wxPrinterBase::sm_abortWindow->Destroy(); + wxPrinterBase::sm_abortWindow = NULL; } +//---------------------------------------------------------------------------- +// wxPrintout +//---------------------------------------------------------------------------- -/* - * Preview frame - */ +IMPLEMENT_ABSTRACT_CLASS(wxPrintout, wxObject) -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) +wxPrintout::wxPrintout(const wxString& title) { -#ifdef __GOOD_COMPILER__ // Robert Roebling + 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_preview = NULL; +} - printPreview = preview; - controlBar = NULL; - previewCanvas = NULL; -#endif +wxPrintout::~wxPrintout() +{ } -wxPreviewFrame::~wxPreviewFrame(void) +bool wxPrintout::OnBeginDocument(int WXUNUSED(startPage), int WXUNUSED(endPage)) { + return GetDC()->StartDoc(_("Printing ") + m_printoutTitle); } -bool wxPreviewFrame::OnClose(void) +void wxPrintout::OnEndDocument() { -#ifdef __GOOD_COMPILER__ // Robert Roebling + GetDC()->EndDoc(); +} - MakeModal(FALSE); - - // Need to delete the printout and the print preview - wxPrintout *printout = printPreview->GetPrintout(); - if (printout) - { - delete printout; - printPreview->SetPrintout(NULL); - printPreview->SetCanvas(NULL); - printPreview->SetFrame(NULL); - } - delete printPreview; - return TRUE; -#endif +void wxPrintout::OnBeginPrinting() +{ } -void wxPreviewFrame::Initialize(void) +void wxPrintout::OnEndPrinting() { +} -#ifdef __GOOD_COMPILER__ // Robert Roebling +bool wxPrintout::HasPage(int page) +{ + return (page == 1); +} - CreateStatusBar(); - - CreateCanvas(); - CreateControlBar(); +void wxPrintout::GetPageInfo(int *minPage, int *maxPage, int *fromPage, int *toPage) +{ + *minPage = 1; + *maxPage = 32000; + *fromPage = 1; + *toPage = 1; +} - printPreview->SetCanvas(previewCanvas); - printPreview->SetFrame(this); +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); +} - // Set layout constraints here +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); +} - // Control bar constraints - wxLayoutConstraints *c1 = new wxLayoutConstraints; -// int w, h; -// controlBar->GetSize(&w, &h); - int h; -#ifdef __WINDOWS__ - h = 40; -#else - h = 60; -#endif +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); +} - c1->left.SameAs (this, wxLeft); - c1->top.SameAs (this, wxTop); - c1->right.SameAs (this, wxRight); - c1->height.Absolute (h); +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); +} - controlBar->SetConstraints(c1); +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); +} - // Canvas constraints - wxLayoutConstraints *c2 = new wxLayoutConstraints; +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); +} - c2->left.SameAs (this, wxLeft); - c2->top.Below (controlBar); - c2->right.SameAs (this, wxRight); - c2->bottom.SameAs (this, wxBottom); +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); +} - previewCanvas->SetConstraints(c2); +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))); +} - SetAutoLayout(TRUE); +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)); +} - MakeModal(TRUE); +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)); + } - Layout(); - -#endif + // 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 wxPreviewFrame::CreateCanvas(void) +void wxPrintout::SetLogicalOrigin(wxCoord x, wxCoord y) { -#ifdef __GOOD_COMPILER__ // Robert Roebling - - previewCanvas = new wxPreviewCanvas(printPreview, this); - -#endif + // Set the device origin by specifying a point in logical coordinates. + m_printoutDC->SetDeviceOrigin( + m_printoutDC->LogicalToDeviceX(x), + m_printoutDC->LogicalToDeviceY(y) ); } -void wxPreviewFrame::CreateControlBar(void) +void wxPrintout::OffsetLogicalOrigin(wxCoord xoff, wxCoord yoff) { -#ifdef __GOOD_COMPILER__ // Robert Roebling + // 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) - long buttons = wxPREVIEW_DEFAULT; - if (printPreview->GetPrintoutForPrinting()) - buttons |= wxPREVIEW_PRINT; - - controlBar = new wxPreviewControlBar(printPreview, buttons, this, wxPoint(0, 0), wxSize(400, 40)); - controlBar->CreateButtons(); +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 -} - -/* - * Print preview - */ +END_EVENT_TABLE() -wxPrintPreviewBase::wxPrintPreviewBase(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data) +// 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, wxID_ANY, pos, size, style | wxFULL_REPAINT_ON_RESIZE, name) { + 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)); -#ifdef __GOOD_COMPILER__ // Robert Roebling + SetScrollbars(10, 10, 100, 100); +} - isOk = TRUE; - previewPrintout = printout; - if (previewPrintout) - previewPrintout->SetIsPreview(TRUE); - - printPrintout = printoutForPrinting; - if (data) - printData = (*data); +wxPreviewCanvas::~wxPreviewCanvas() +{ +} - previewCanvas = NULL; - previewFrame = NULL; - previewBitmap = NULL; - currentPage = 1; - currentZoom = 30; - topMargin = 40; - leftMargin = 40; - pageWidth = 0; - pageHeight = 0; +void wxPreviewCanvas::OnPaint(wxPaintEvent& WXUNUSED(event)) +{ + wxPaintDC dc(this); + PrepareDC( dc ); - printout->OnPreparePrinting(); +/* +#ifdef __WXGTK__ + if (!GetUpdateRegion().IsEmpty()) + dc.SetClippingRegion( GetUpdateRegion() ); +#endif +*/ - // Get some parameters from the printout, if defined - int selFrom, selTo; - printout->GetPageInfo(&minPage, &maxPage, &selFrom, &selTo); - -#endif + if (m_printPreview) + { + m_printPreview->PaintPage(this, dc); + } } -wxPrintPreviewBase::~wxPrintPreviewBase(void) +void wxPreviewCanvas::OnIdle(wxIdleEvent& event) { -#ifdef __GOOD_COMPILER__ // Robert Roebling + event.Skip(); - if (previewPrintout) - delete previewPrintout; - if (previewBitmap) - delete previewBitmap; - if (printPrintout) - delete printPrintout; - -#endif + // 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(); + } + + s_inIdle = false; } -bool wxPrintPreviewBase::SetCurrentPage(int pageNum) +// Responds to colour changes, and passes event on to children. +void wxPreviewCanvas::OnSysColourChanged(wxSysColourChangedEvent& event) { -#ifdef __GOOD_COMPILER__ // Robert Roebling - if (currentPage == pageNum) - return TRUE; - - currentPage = pageNum; - if (previewBitmap) - { - delete previewBitmap; - previewBitmap = NULL; - } - - if (previewCanvas) - { - RenderPage(pageNum); - previewCanvas->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 - return TRUE; + SetBackgroundColour(wxSystemSettings::GetColour(colourIndex)); + Refresh(); + + // Propagate the event to the non-top-level children + wxWindow::OnSysColourChanged(event); } -bool wxPrintPreviewBase::PaintPage(wxWindow *canvas, wxDC& dc) +void wxPreviewCanvas::OnChar(wxKeyEvent &event) { + wxPreviewControlBar* controlBar = ((wxPreviewFrame*) GetParent())->GetControlBar(); + switch (event.GetKeyCode()) + { + case WXK_RETURN: + controlBar->OnPrint(); + return; + case (int)'+': + case WXK_NUMPAD_ADD: + case WXK_ADD: + controlBar->DoZoomIn(); + return; + case (int)'-': + case WXK_NUMPAD_SUBTRACT: + case WXK_SUBTRACT: + controlBar->DoZoomOut(); + return; + } + + if (!event.ControlDown()) + { + event.Skip(); + return; + } -#ifdef __GOOD_COMPILER__ // Robert Roebling + 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(); + } +} - DrawBlankPage(canvas, dc); +#if wxUSE_MOUSEWHEEL - if (!previewBitmap) - RenderPage(currentPage); - - if (!previewBitmap) - return FALSE; +void wxPreviewCanvas::OnMouseWheel(wxMouseEvent& event) +{ + wxPreviewControlBar * + controlBar = wxStaticCast(GetParent(), wxPreviewFrame)->GetControlBar(); - if (!canvas) - return FALSE; + 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; + } + } - int canvasWidth, canvasHeight; - canvas->GetSize(&canvasWidth, &canvasHeight); - - float zoomScale = (float)((float)currentZoom/(float)100); - float actualWidth = (float)(zoomScale*pageWidth*previewScale); -// float actualHeight = (float)(zoomScale*pageHeight*previewScale); + event.Skip(); +} - float x = (float)((canvasWidth - actualWidth)/2.0); - if (x < leftMargin) - x = (float)leftMargin; - float y = (float)topMargin; +#endif // wxUSE_MOUSEWHEEL - wxMemoryDC temp_dc; - temp_dc.SelectObject(*previewBitmap); +namespace +{ - dc.Blit((float)x, (float)y, (float)previewBitmap->GetWidth(), (float)previewBitmap->GetHeight(), &temp_dc, (float)0, (float)0); +// This is by the controls in the print preview as the maximal (and hence +// longest) page number we may have to display. +enum { MAX_PAGE_NUMBER = 99999 }; - temp_dc.SelectObject(wxNullBitmap); +} // anonymous namespace -#endif - - return TRUE; -} +// ---------------------------------------------------------------------------- +// wxPrintPageMaxCtrl +// ---------------------------------------------------------------------------- -bool wxPrintPreviewBase::RenderPage(int pageNum) +// A simple static control showing the maximal number of pages. +class wxPrintPageMaxCtrl : public wxStaticText { - int canvasWidth, canvasHeight; - -#ifdef __GOOD_COMPILER__ // Robert Roebling - - if (!previewCanvas) - { - wxMessageBox("wxPrintPreviewBase::RenderPage: must use wxPrintPreviewBase::SetCanvas to let me know about the canvas!", - "Print Preview Failure", wxOK); - return FALSE; - } - previewCanvas->GetSize(&canvasWidth, &canvasHeight); - - float zoomScale = (float)((float)currentZoom/(float)100); - float actualWidth = (float)(zoomScale*pageWidth*previewScale); - float actualHeight = (float)(zoomScale*pageHeight*previewScale); - - float x = (float)((canvasWidth - actualWidth)/2.0); - if (x < leftMargin) - x = (float)leftMargin; -// float y = topMargin; - - - if (!previewBitmap) - { - previewBitmap = new wxBitmap((int)actualWidth, (int)actualHeight); - if (!previewBitmap || !previewBitmap->Ok()) - { - if (previewBitmap) - delete previewBitmap; - wxMessageBox("Sorry, not enough memory to create a preview.", "Print Preview Failure", wxOK); - return FALSE; - } - } - - wxMemoryDC memoryDC; - memoryDC.SelectObject(*previewBitmap); - - memoryDC.Clear(); - - previewPrintout->SetDC(&memoryDC); - previewPrintout->SetPageSizePixels(pageWidth, pageHeight); - - previewPrintout->OnBeginPrinting(); - - - if (!previewPrintout->OnBeginDocument(printData.GetFromPage(), printData.GetToPage())) - { - wxMessageBox("Could not start document preview.", "Print Preview Failure", wxOK); - - memoryDC.SelectObject(wxNullBitmap); - - delete previewBitmap; - return FALSE; - } - - previewPrintout->OnPrintPage(pageNum); - previewPrintout->OnEndDocument(); - previewPrintout->OnEndPrinting(); - - previewPrintout->SetDC(NULL); - - memoryDC.SelectObject(wxNullBitmap); -#endif +public: + wxPrintPageMaxCtrl(wxWindow *parent) + : wxStaticText( + parent, + wxID_ANY, + wxString(), + wxDefaultPosition, + wxSize + ( + parent->GetTextExtent(MaxAsString(MAX_PAGE_NUMBER)).x, + wxDefaultCoord + ), + wxST_NO_AUTORESIZE | wxALIGN_CENTRE + ) + { + } - char buf[200]; - if (maxPage != 0) - sprintf(buf, "Page %d of %d", pageNum, maxPage); - else - sprintf(buf, "Page %d", pageNum); + // Set the maximal page to display once we really know what it is. + void SetMaxPage(int maxPage) + { + SetLabel(MaxAsString(maxPage)); + } - if (previewFrame) - previewFrame->SetStatusText(buf); +private: + static wxString MaxAsString(int maxPage) + { + return wxString::Format("/ %d", maxPage); + } - return TRUE; -} + wxDECLARE_NO_COPY_CLASS(wxPrintPageMaxCtrl); +}; +// ---------------------------------------------------------------------------- +// wxPrintPageTextCtrl +// ---------------------------------------------------------------------------- -bool wxPrintPreviewBase::DrawBlankPage(wxWindow *canvas, wxDC& dc) +// This text control contains the page number in the specified interval. +// +// Invalid pages are not accepted and the control contents is validated when it +// loses focus. Conversely, if the user changes the page to another valid one +// or presses Enter, OnGotoPage() method of the preview object will be called. +class wxPrintPageTextCtrl : public wxTextCtrl { +public: + wxPrintPageTextCtrl(wxPreviewControlBar *preview) + : wxTextCtrl(preview, + wxID_PREVIEW_GOTO, + wxString(), + wxDefaultPosition, + // We use hardcoded maximal page number for the width + // instead of fitting it to the values we can show because + // the control looks uncomfortably narrow if the real page + // number is just one or two digits. + wxSize + ( + preview->GetTextExtent(PageAsString(MAX_PAGE_NUMBER)).x, + wxDefaultCoord + ), + wxTE_PROCESS_ENTER +#if wxUSE_VALIDATORS + , wxTextValidator(wxFILTER_DIGITS) +#endif // wxUSE_VALIDATORS + ), + m_preview(preview) + { + m_minPage = + m_maxPage = + m_page = 1; + + Connect(wxEVT_KILL_FOCUS, + wxFocusEventHandler(wxPrintPageTextCtrl::OnKillFocus)); + Connect(wxEVT_COMMAND_TEXT_ENTER, + wxCommandEventHandler(wxPrintPageTextCtrl::OnTextEnter)); + } + + // Update the pages range, must be called after OnPreparePrinting() as + // these values are not known before. + void SetPageInfo(int minPage, int maxPage) + { + m_minPage = minPage; + m_maxPage = maxPage; + + // Show the first page by default. + SetPageNumber(minPage); + } -#ifdef __GOOD_COMPILER__ // Robert Roebling + // Helpers to conveniently set or get the current page number. Return value + // is 0 if the current controls contents is invalid. + void SetPageNumber(int page) + { + wxASSERT( IsValidPage(page) ); - int canvasWidth, canvasHeight; - canvas->GetSize(&canvasWidth, &canvasHeight); - - float zoomScale = (float)((float)currentZoom/(float)100); - float actualWidth = zoomScale*pageWidth*previewScale; - float actualHeight = zoomScale*pageHeight*previewScale; + SetValue(PageAsString(page)); + } - float x = (float)((canvasWidth - actualWidth)/2.0); - if (x < leftMargin) - x = (float)leftMargin; - float y = (float)topMargin; + int GetPageNumber() const + { + long value; + if ( !GetValue().ToLong(&value) || !IsValidPage(value) ) + return 0; - // Draw shadow, allowing for 1-pixel border AROUND the actual page - int shadowOffset = 4; - dc.SetPen(*wxBLACK_PEN); - dc.SetBrush(*wxBLACK_BRUSH); - dc.DrawRectangle(x-1 + shadowOffset, y-1 + shadowOffset, actualWidth+2, actualHeight+2); + // Cast is safe because the value is less than (int) m_maxPage. + return static_cast(value); + } - // Draw blank page allowing for 1-pixel border AROUND the actual page - dc.SetPen(*wxBLACK_PEN); - dc.SetBrush(*wxWHITE_BRUSH); - +private: + static wxString PageAsString(int page) + { + return wxString::Format("%d", page); + } - dc.DrawRectangle(x-1, y-1, actualWidth+2, actualHeight+2); - -#endif + bool IsValidPage(int page) const + { + return page >= m_minPage && page <= m_maxPage; + } - return TRUE; -} + bool DoChangePage() + { + const int page = GetPageNumber(); -void wxPrintPreviewBase::SetZoom(int percent) -{ -#ifdef __GOOD_COMPILER__ // Robert Roebling - if (currentZoom == percent) - return; - - currentZoom = percent; - if (previewBitmap) - { - delete previewBitmap; - previewBitmap = NULL; - } - RenderPage(currentPage); - - if (previewCanvas) - { - previewCanvas->Clear(); - previewCanvas->Refresh(); - } -#endif - -} + if ( !page ) + return false; + + if ( page != m_page ) + { + // We have a valid page, remember it. + m_page = page; + + // And notify the owner about the change. + m_preview->OnGotoPage(); + } + //else: Nothing really changed. + + return true; + } + + void OnKillFocus(wxFocusEvent& event) + { + if ( !DoChangePage() ) + { + // The current contents is invalid so reset it back to the last + // known good page index. + SetPageNumber(m_page); + } + + event.Skip(); + } + + void OnTextEnter(wxCommandEvent& WXUNUSED(event)) + { + DoChangePage(); + } + + + wxPreviewControlBar * const m_preview; + + int m_minPage, + m_maxPage; + + // This is the last valid page value that we had, we revert to it if an + // invalid page is entered. + int m_page; + + wxDECLARE_NO_COPY_CLASS(wxPrintPageTextCtrl); +}; + +//---------------------------------------------------------------------------- +// wxPreviewControlBar +//---------------------------------------------------------------------------- + +IMPLEMENT_CLASS(wxPreviewControlBar, wxWindow) + +BEGIN_EVENT_TABLE(wxPreviewControlBar, wxPanel) + 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_ZOOM_IN, wxPreviewControlBar::OnZoomInButton) + EVT_BUTTON(wxID_PREVIEW_ZOOM_OUT, wxPreviewControlBar::OnZoomOutButton) + + EVT_UPDATE_UI(wxID_PREVIEW_PREVIOUS, wxPreviewControlBar::OnUpdatePreviousButton) + EVT_UPDATE_UI(wxID_PREVIEW_NEXT, wxPreviewControlBar::OnUpdateNextButton) + EVT_UPDATE_UI(wxID_PREVIEW_FIRST, wxPreviewControlBar::OnUpdateFirstButton) + EVT_UPDATE_UI(wxID_PREVIEW_LAST, wxPreviewControlBar::OnUpdateLastButton) + EVT_UPDATE_UI(wxID_PREVIEW_ZOOM_IN, wxPreviewControlBar::OnUpdateZoomInButton) + EVT_UPDATE_UI(wxID_PREVIEW_ZOOM_OUT, wxPreviewControlBar::OnUpdateZoomOutButton) + + EVT_CHOICE(wxID_PREVIEW_ZOOM, wxPreviewControlBar::OnZoomChoice) + 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, wxID_ANY, pos, size, style, name) +{ + m_printPreview = preview; + m_closeButton = NULL; + m_zoomControl = NULL; + m_currentPageText = NULL; + m_maxPageText = NULL; + m_buttonFlags = buttons; +} + +wxPreviewControlBar::~wxPreviewControlBar() +{ +} + +void wxPreviewControlBar::OnPaint(wxPaintEvent& WXUNUSED(event)) +{ + 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); +} + +void wxPreviewControlBar::OnNext() +{ + if ( IsNextEnabled() ) + DoGotoPage(GetPrintPreview()->GetCurrentPage() + 1); +} + +void wxPreviewControlBar::OnPrevious() +{ + if ( IsPreviousEnabled() ) + DoGotoPage(GetPrintPreview()->GetCurrentPage() - 1); +} + +void wxPreviewControlBar::OnFirst() +{ + if ( IsFirstEnabled() ) + DoGotoPage(GetPrintPreview()->GetMinPage()); +} + +void wxPreviewControlBar::OnLast() +{ + if ( IsLastEnabled() ) + DoGotoPage(GetPrintPreview()->GetMaxPage()); +} + +bool wxPreviewControlBar::IsNextEnabled() const +{ + wxPrintPreviewBase *preview = GetPrintPreview(); + if ( !preview ) + return false; + + const int currentPage = preview->GetCurrentPage(); + return currentPage < preview->GetMaxPage() && + preview->GetPrintout()->HasPage(currentPage + 1); +} + +bool wxPreviewControlBar::IsPreviousEnabled() const +{ + wxPrintPreviewBase *preview = GetPrintPreview(); + if ( !preview ) + return false; + + const int currentPage = preview->GetCurrentPage(); + return currentPage > preview->GetMinPage() && + preview->GetPrintout()->HasPage(currentPage - 1); +} + +bool wxPreviewControlBar::IsFirstEnabled() const +{ + wxPrintPreviewBase *preview = GetPrintPreview(); + if (!preview) + return false; + + return preview->GetPrintout()->HasPage(preview->GetMinPage()); +} + +bool wxPreviewControlBar::IsLastEnabled() const +{ + wxPrintPreviewBase *preview = GetPrintPreview(); + if (!preview) + return false; + + return preview->GetPrintout()->HasPage(preview->GetMaxPage()); +} + +void wxPreviewControlBar::DoGotoPage(int page) +{ + wxPrintPreviewBase *preview = GetPrintPreview(); + wxCHECK_RET( preview, "Shouldn't be called if there is no preview." ); + + preview->SetCurrentPage(page); + + if ( m_currentPageText ) + m_currentPageText->SetPageNumber(page); +} + +void wxPreviewControlBar::OnGotoPage() +{ + wxPrintPreviewBase *preview = GetPrintPreview(); + if (preview) + { + if (preview->GetMinPage() > 0) + { + long currentPage = m_currentPageText->GetPageNumber(); + if ( currentPage ) + { + if (preview->GetPrintout()->HasPage(currentPage)) + { + preview->SetCurrentPage(currentPage); + } + } + } + } +} + +void wxPreviewControlBar::DoZoom() +{ + int zoom = GetZoomControl(); + if (GetPrintPreview()) + GetPrintPreview()->SetZoom(zoom); +} + +bool wxPreviewControlBar::IsZoomInEnabled() const +{ + if ( !m_zoomControl ) + return false; + + const unsigned sel = m_zoomControl->GetSelection(); + return sel < m_zoomControl->GetCount() - 1; +} + +bool wxPreviewControlBar::IsZoomOutEnabled() const +{ + return m_zoomControl && m_zoomControl->GetSelection() > 0; +} + +void wxPreviewControlBar::DoZoomIn() +{ + if (IsZoomInEnabled()) + { + m_zoomControl->SetSelection(m_zoomControl->GetSelection() + 1); + DoZoom(); + } +} + +void wxPreviewControlBar::DoZoomOut() +{ + if (IsZoomOutEnabled()) + { + m_zoomControl->SetSelection(m_zoomControl->GetSelection() - 1); + DoZoom(); + } +} + +namespace +{ + +// Helper class used by wxPreviewControlBar::CreateButtons() to add buttons +// sequentially to it in the simplest way possible. +class SizerWithButtons +{ +public: + // Constructor creates the sizer that will hold the buttons and stores the + // parent that will be used for their creation. + SizerWithButtons(wxWindow *parent) + : m_sizer(new wxBoxSizer(wxHORIZONTAL)), + m_parent(parent) + { + m_hasContents = + m_needsSeparator = false; + } + + // Destructor associates the sizer with the parent window. + ~SizerWithButtons() + { + m_parent->SetSizer(m_sizer); + m_sizer->Fit(m_parent); + } + + + // Add an arbitrary window to the sizer. + void Add(wxWindow *win) + { + if ( m_needsSeparator ) + { + m_needsSeparator = false; + + m_sizer->AddSpacer(2*wxSizerFlags::GetDefaultBorder()); + } + + m_hasContents = true; + + m_sizer->Add(win, + wxSizerFlags().Border(wxLEFT | wxTOP | wxBOTTOM).Center()); + } + + // Add a button with the specified id, bitmap and tooltip. + void AddButton(wxWindowID btnId, + const wxArtID& artId, + const wxString& tooltip) + { + // We don't use (smaller) images inside a button with a text label but + // rather toolbar-like bitmap buttons hence use wxART_TOOLBAR and not + // wxART_BUTTON here. + wxBitmap bmp = wxArtProvider::GetBitmap(artId, wxART_TOOLBAR); + wxBitmapButton * const btn = new wxBitmapButton(m_parent, btnId, bmp); + btn->SetToolTip(tooltip); + + Add(btn); + } + + // Add a control at the right end of the window. This should be called last + // as everything else added after it will be added on the right side too. + void AddAtEnd(wxWindow *win) + { + m_sizer->AddStretchSpacer(); + m_sizer->Add(win, + wxSizerFlags().Border(wxTOP | wxBOTTOM | wxRIGHT).Center()); + } + + // Indicates the end of a group of buttons, a separator will be added after + // it. + void EndOfGroup() + { + if ( m_hasContents ) + { + m_needsSeparator = true; + m_hasContents = false; + } + } + +private: + wxSizer * const m_sizer; + wxWindow * const m_parent; + + // If true, we have some controls since the last group beginning. This is + // used to avoid inserting two consecutive separators if EndOfGroup() is + // called twice. + bool m_hasContents; + + // If true, a separator should be inserted before adding the next button. + bool m_needsSeparator; + + wxDECLARE_NO_COPY_CLASS(SizerWithButtons); +}; + +} // anonymous namespace + +void wxPreviewControlBar::CreateButtons() +{ + SizerWithButtons sizer(this); + + // Print button group (a single button). + if (m_buttonFlags & wxPREVIEW_PRINT) + { + sizer.AddButton(wxID_PREVIEW_PRINT, wxART_PRINT, _("Print")); + sizer.EndOfGroup(); + } + + // Page selection buttons group. + if (m_buttonFlags & wxPREVIEW_FIRST) + { + sizer.AddButton(wxID_PREVIEW_FIRST, wxART_GOTO_FIRST, _("First page")); + } + + if (m_buttonFlags & wxPREVIEW_PREVIOUS) + { + sizer.AddButton(wxID_PREVIEW_PREVIOUS, wxART_GO_BACK, _("Previous page")); + } + + if (m_buttonFlags & wxPREVIEW_GOTO) + { + m_currentPageText = new wxPrintPageTextCtrl(this); + sizer.Add(m_currentPageText); + + m_maxPageText = new wxPrintPageMaxCtrl(this); + sizer.Add(m_maxPageText); + } + + if (m_buttonFlags & wxPREVIEW_NEXT) + { + sizer.AddButton(wxID_PREVIEW_NEXT, wxART_GO_FORWARD, _("Next page")); + } + + if (m_buttonFlags & wxPREVIEW_LAST) + { + sizer.AddButton(wxID_PREVIEW_LAST, wxART_GOTO_LAST, _("Last page")); + } + + sizer.EndOfGroup(); + + // Zoom controls group. + if (m_buttonFlags & wxPREVIEW_ZOOM) + { + sizer.AddButton(wxID_PREVIEW_ZOOM_OUT, wxART_MINUS, _("Zoom Out")); + + 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 ); + sizer.Add(m_zoomControl); + SetZoomControl(m_printPreview->GetZoom()); + + sizer.AddButton(wxID_PREVIEW_ZOOM_IN, wxART_PLUS, _("Zoom In")); + + sizer.EndOfGroup(); + } + + // Close button group (single button again). + m_closeButton = new wxButton(this, wxID_PREVIEW_CLOSE, _("&Close")); + sizer.AddAtEnd(m_closeButton); +} + +void wxPreviewControlBar::SetPageInfo(int minPage, int maxPage) +{ + if ( m_currentPageText ) + m_currentPageText->SetPageInfo(minPage, maxPage); + + if ( m_maxPageText ) + m_maxPageText->SetMaxPage(maxPage); +} + +void wxPreviewControlBar::SetZoomControl(int zoom) +{ + if (m_zoomControl) + { + int n, count = m_zoomControl->GetCount(); + long val; + for (n=0; nGetString(n).BeforeFirst(wxT('%')).ToLong(&val) && + (val >= long(zoom))) + { + m_zoomControl->SetSelection(n); + return; + } + } + + m_zoomControl->SetSelection(count-1); + } +} + +int wxPreviewControlBar::GetZoomControl() +{ + if (m_zoomControl && (m_zoomControl->GetStringSelection() != wxEmptyString)) + { + long val; + if (m_zoomControl->GetStringSelection().BeforeFirst(wxT('%')).ToLong(&val)) + return int(val); + } + + return 0; +} + + +/* +* Preview frame +*/ + +IMPLEMENT_CLASS(wxPreviewFrame, wxFrame) + +BEGIN_EVENT_TABLE(wxPreviewFrame, wxFrame) + EVT_CHAR_HOOK(wxPreviewFrame::OnChar) + EVT_CLOSE(wxPreviewFrame::OnCloseWindow) +END_EVENT_TABLE() + +void wxPreviewFrame::OnChar(wxKeyEvent &event) +{ + if ( event.GetKeyCode() == WXK_ESCAPE ) + { + Close(true); + } + else + { + event.Skip(); + } +} + +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; + m_modalityKind = wxPreviewFrame_NonModal; + + // Give the application icon +#ifdef __WXMSW__ + wxFrame* topFrame = wxDynamicCast(wxTheApp->GetTopWindow(), wxFrame); + if (topFrame) + SetIcons(topFrame->GetIcons()); +#endif +} + +wxPreviewFrame::~wxPreviewFrame() +{ + wxPrintout *printout = m_printPreview->GetPrintout(); + if (printout) + { + delete printout; + m_printPreview->SetPrintout(NULL); + m_printPreview->SetCanvas(NULL); + m_printPreview->SetFrame(NULL); + } + + m_previewCanvas->SetPreview(NULL); + delete m_printPreview; +} + +void wxPreviewFrame::OnCloseWindow(wxCloseEvent& WXUNUSED(event)) +{ + // Reenable any windows we disabled by undoing whatever we did in our + // Initialize(). + switch ( m_modalityKind ) + { + case wxPreviewFrame_AppModal: + delete m_windowDisabler; + m_windowDisabler = NULL; + break; + + case wxPreviewFrame_WindowModal: + if ( GetParent() ) + GetParent()->Enable(); + break; + + case wxPreviewFrame_NonModal: + break; + } + + Destroy(); +} + +void wxPreviewFrame::InitializeWithModality(wxPreviewFrameModalityKind kind) +{ +#if wxUSE_STATUSBAR + CreateStatusBar(); +#endif + CreateCanvas(); + CreateControlBar(); + + m_printPreview->SetCanvas(m_previewCanvas); + m_printPreview->SetFrame(this); + + wxBoxSizer *item0 = new wxBoxSizer( wxVERTICAL ); + + item0->Add( m_controlBar, 0, wxGROW|wxALIGN_CENTER_VERTICAL, 5 ); + item0->Add( m_previewCanvas, 1, wxGROW|wxALIGN_CENTER_VERTICAL, 5 ); + + SetAutoLayout( true ); + SetSizer( item0 ); + + m_modalityKind = kind; + switch ( m_modalityKind ) + { + case wxPreviewFrame_AppModal: + // Disable everything. + m_windowDisabler = new wxWindowDisabler( this ); + break; + + case wxPreviewFrame_WindowModal: + // Disable our parent if we have one. + if ( GetParent() ) + GetParent()->Disable(); + break; + + case wxPreviewFrame_NonModal: + // Nothing to do, we don't need to disable any windows. + break; + } + + + Layout(); + + m_printPreview->AdjustScrollbars(m_previewCanvas); + m_previewCanvas->SetFocus(); + m_controlBar->SetFocus(); +} + +void wxPreviewFrame::CreateCanvas() +{ + 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); + m_controlBar->CreateButtons(); +} + +/* +* Print preview +*/ + +IMPLEMENT_CLASS(wxPrintPreviewBase, wxObject) + +wxPrintPreviewBase::wxPrintPreviewBase(wxPrintout *printout, + wxPrintout *printoutForPrinting, + wxPrintData *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); +} + +void wxPrintPreviewBase::Init(wxPrintout *printout, + wxPrintout *printoutForPrinting) +{ + m_isOk = true; + m_previewPrintout = printout; + if (m_previewPrintout) + m_previewPrintout->SetPreview(static_cast(this)); + + m_printPrintout = printoutForPrinting; + + m_previewCanvas = NULL; + m_previewFrame = NULL; + m_previewBitmap = NULL; + m_previewFailed = false; + m_currentPage = 1; + m_currentZoom = 70; + m_topMargin = + m_leftMargin = 2*wxSizerFlags::GetDefaultBorder(); + 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; +} + +bool wxPrintPreviewBase::SetCurrentPage(int pageNum) +{ + if (m_currentPage == pageNum) + return true; + + m_currentPage = pageNum; + + InvalidatePreviewBitmap(); + + if (m_previewCanvas) + { + AdjustScrollbars(m_previewCanvas); + + m_previewCanvas->Refresh(); + m_previewCanvas->SetFocus(); + } + return true; +} + +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) +{ + // 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); +} + + +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; +} + +bool wxPrintPreviewBase::UpdatePageRendering() +{ + if ( m_previewBitmap ) + return false; + + if ( m_previewFailed ) + return false; + + if ( !RenderPage(m_currentPage) ) + { + m_previewFailed = true; // don't waste time failing again + return false; + } + + return true; +} + +bool wxPrintPreviewBase::PaintPage(wxPreviewCanvas *canvas, wxDC& dc) +{ + DrawBlankPage(canvas, dc); + + if (!m_previewBitmap) + return false; + if (!canvas) + return false; + + wxRect pageRect, paperRect; + CalcRects(canvas, pageRect, paperRect); + wxMemoryDC temp_dc; + temp_dc.SelectObject(*m_previewBitmap); + + dc.Blit(pageRect.x, pageRect.y, + m_previewBitmap->GetWidth(), m_previewBitmap->GetHeight(), &temp_dc, 0, 0); + + temp_dc.SelectObject(wxNullBitmap); + return true; +} + +// Adjusts the scrollbars for the current scale +void wxPrintPreviewBase::AdjustScrollbars(wxPreviewCanvas *canvas) +{ + 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); +} + +bool wxPrintPreviewBase::RenderPageIntoDC(wxDC& dc, int pageNum) +{ + m_previewPrintout->SetDC(&dc); + m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight); + + // Need to delay OnPreparePrinting() until here, so we have enough + // information and a wxDC. + if (!m_printingPrepared) + { + m_printingPrepared = true; + + m_previewPrintout->OnPreparePrinting(); + int selFrom, selTo; + m_previewPrintout->GetPageInfo(&m_minPage, &m_maxPage, &selFrom, &selTo); + + // Update the wxPreviewControlBar page range display. + if ( m_previewFrame ) + { + wxPreviewControlBar * const + controlBar = ((wxPreviewFrame*)m_previewFrame)->GetControlBar(); + if ( controlBar ) + controlBar->SetPageInfo(m_minPage, m_maxPage); + } + } + + m_previewPrintout->OnBeginPrinting(); + + if (!m_previewPrintout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage())) + { + wxMessageBox(_("Could not start document preview."), _("Print Preview Failure"), wxOK); + return false; + } + + m_previewPrintout->OnPrintPage(pageNum); + m_previewPrintout->OnEndDocument(); + m_previewPrintout->OnEndPrinting(); + + m_previewPrintout->SetDC(NULL); + + return true; +} + +bool wxPrintPreviewBase::RenderPageIntoBitmap(wxBitmap& bmp, int pageNum) +{ + wxMemoryDC memoryDC; + memoryDC.SelectObject(bmp); + memoryDC.Clear(); + + return RenderPageIntoDC(memoryDC, pageNum); +} + +bool wxPrintPreviewBase::RenderPage(int pageNum) +{ + wxBusyCursor busy; + + if (!m_previewCanvas) + { + wxFAIL_MSG(wxT("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->IsOk()) + { + 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); + + if (m_previewFrame) + m_previewFrame->SetStatusText(status); +#endif + + return true; +} + +bool wxPrintPreviewBase::DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc) +{ + wxRect pageRect, paperRect; + + CalcRects(canvas, pageRect, paperRect); + + // Draw shadow, allowing for 1-pixel border AROUND the actual paper + wxCoord shadowOffset = 4; + + dc.SetPen(*wxBLACK_PEN); + dc.SetBrush(*wxBLACK_BRUSH); + dc.DrawRectangle(paperRect.x + shadowOffset, paperRect.y + paperRect.height + 1, + paperRect.width, shadowOffset); + + 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; + + 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; +} + +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->IsOk(); +} + +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