X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/1044a386f0521b9b805b142547783acb96d1a406..ad653fa23069c5d9378247084f03c9a718c3ad62:/src/msw/printwin.cpp diff --git a/src/msw/printwin.cpp b/src/msw/printwin.cpp index b4fa85248e..62abb589f6 100644 --- a/src/msw/printwin.cpp +++ b/src/msw/printwin.cpp @@ -1,12 +1,12 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: printwin.cpp +// Name: src/msw/printwin.cpp // Purpose: wxWindowsPrinter framework // 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 ///////////////////////////////////////////////////////////////////////////// // =========================================================================== @@ -17,10 +17,6 @@ // headers // --------------------------------------------------------------------------- -#ifdef __GNUG__ - #pragma implementation "printwin.h" -#endif - // For compilers that support precompilation, includes "wx.h". #include "wx/wxprec.h" @@ -28,9 +24,12 @@ #pragma hdrstop #endif -#include "wx/defs.h" +// Don't use the Windows printer if we're in wxUniv mode and using +// the PostScript architecture +#if wxUSE_PRINTING_ARCHITECTURE && (!defined(__WXUNIVERSAL__) || !wxUSE_POSTSCRIPT_ARCHITECTURE_IN_MSW) #ifndef WX_PRECOMP + #include "wx/msw/wrapcdlg.h" #include "wx/window.h" #include "wx/msw/private.h" #include "wx/utils.h" @@ -38,38 +37,35 @@ #include "wx/app.h" #include "wx/msgdlg.h" #include "wx/intl.h" + #include "wx/log.h" + #include "wx/dcprint.h" + #include "wx/dcmemory.h" + #include "wx/image.h" #endif +#include "wx/msw/dib.h" +#include "wx/msw/dcmemory.h" #include "wx/msw/printwin.h" -#include "wx/dcprint.h" -#include "wx/printdlg.h" -#include "wx/log.h" -#include "wx/msw/private.h" - -#include - +#include "wx/msw/printdlg.h" #include "wx/msw/private.h" - -#include - -#ifndef __WIN32__ - #include +#include "wx/msw/dcprint.h" +#if wxUSE_ENH_METAFILE + #include "wx/msw/enhmeta.h" #endif +#include // --------------------------------------------------------------------------- // private functions // --------------------------------------------------------------------------- -LONG APIENTRY _EXPORT wxAbortProc(HDC hPr, int Code); +BOOL CALLBACK wxAbortProc(HDC hdc, int error); // --------------------------------------------------------------------------- // wxWin macros // --------------------------------------------------------------------------- -#if !USE_SHARED_LIBRARY IMPLEMENT_DYNAMIC_CLASS(wxWindowsPrinter, wxPrinterBase) IMPLEMENT_CLASS(wxWindowsPrintPreview, wxPrintPreviewBase) -#endif // =========================================================================== // implementation @@ -82,96 +78,58 @@ LONG APIENTRY _EXPORT wxAbortProc(HDC hPr, int Code); wxWindowsPrinter::wxWindowsPrinter(wxPrintDialogData *data) : wxPrinterBase(data) { - m_lpAbortProc = (WXFARPROC) MakeProcInstance((FARPROC) wxAbortProc, wxGetInstance()); -} - -wxWindowsPrinter::~wxWindowsPrinter() -{ - FreeProcInstance((FARPROC) m_lpAbortProc); } bool wxWindowsPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt) { - sm_abortIt = FALSE; + sm_abortIt = false; sm_abortWindow = NULL; if (!printout) - return FALSE; - - printout->SetIsPreview(FALSE); - - // 4/9/99, JACS: this is a silly place to allow preparation, considering - // the DC and no parameters have been set in the printout object. - // Moved further down. - // printout->OnPreparePrinting(); - - // Get some parameters from the printout, if defined - int fromPage, toPage; - int minPage, maxPage; - printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage); - - if (maxPage == 0) - return FALSE; - - m_printDialogData.SetMinPage(minPage); - m_printDialogData.SetMaxPage(maxPage); - if (fromPage != 0) - m_printDialogData.SetFromPage(fromPage); - if (toPage != 0) - m_printDialogData.SetToPage(toPage); - - if (minPage != 0) { - m_printDialogData.EnablePageNumbers(TRUE); - if (m_printDialogData.GetFromPage() < m_printDialogData.GetMinPage()) - m_printDialogData.SetFromPage(m_printDialogData.GetMinPage()); - else if (m_printDialogData.GetFromPage() > m_printDialogData.GetMaxPage()) - m_printDialogData.SetFromPage(m_printDialogData.GetMaxPage()); - if (m_printDialogData.GetToPage() > m_printDialogData.GetMaxPage()) - m_printDialogData.SetToPage(m_printDialogData.GetMaxPage()); - else if (m_printDialogData.GetToPage() < m_printDialogData.GetMinPage()) - m_printDialogData.SetToPage(m_printDialogData.GetMinPage()); + sm_lastError = wxPRINTER_ERROR; + return false; } - else - m_printDialogData.EnablePageNumbers(FALSE); + + if (m_printDialogData.GetMinPage() < 1) + m_printDialogData.SetMinPage(1); + if (m_printDialogData.GetMaxPage() < 1) + m_printDialogData.SetMaxPage(9999); // Create a suitable device context - wxDC *dc = NULL; + wxPrinterDC *dc wxDUMMY_INITIALIZE(NULL); if (prompt) { - dc = PrintDialog(parent); + dc = wxDynamicCast(PrintDialog(parent), wxPrinterDC); if (!dc) - return FALSE; + return false; } else { - // dc = new wxPrinterDC("", "", "", FALSE, m_printData.GetOrientation()); dc = new wxPrinterDC(m_printDialogData.GetPrintData()); } // May have pressed cancel. - if (!dc || !dc->Ok()) + if (!dc || !dc->IsOk()) { if (dc) delete dc; - return FALSE; + return false; } - int logPPIScreenX = 0; - int logPPIScreenY = 0; - int logPPIPrinterX = 0; - int logPPIPrinterY = 0; + wxPrinterDCImpl *impl = (wxPrinterDCImpl*) dc->GetImpl(); HDC hdc = ::GetDC(NULL); - logPPIScreenX = ::GetDeviceCaps(hdc, LOGPIXELSX); - logPPIScreenY = ::GetDeviceCaps(hdc, LOGPIXELSY); + int logPPIScreenX = ::GetDeviceCaps(hdc, LOGPIXELSX); + int logPPIScreenY = ::GetDeviceCaps(hdc, LOGPIXELSY); ::ReleaseDC(NULL, hdc); - logPPIPrinterX = ::GetDeviceCaps((HDC) dc->GetHDC(), LOGPIXELSX); - logPPIPrinterY = ::GetDeviceCaps((HDC) dc->GetHDC(), LOGPIXELSY); + int logPPIPrinterX = ::GetDeviceCaps((HDC) impl->GetHDC(), LOGPIXELSX); + int logPPIPrinterY = ::GetDeviceCaps((HDC) impl->GetHDC(), LOGPIXELSY); if (logPPIPrinterX == 0 || logPPIPrinterY == 0) { delete dc; - return FALSE; + sm_lastError = wxPRINTER_ERROR; + return false; } printout->SetPPIScreen(logPPIScreenX, logPPIScreenY); @@ -183,80 +141,110 @@ bool wxWindowsPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt int w, h; dc->GetSize(&w, &h); printout->SetPageSizePixels((int)w, (int)h); + printout->SetPaperRectPixels(dc->GetPaperRect()); dc->GetSizeMM(&w, &h); printout->SetPageSizeMM((int)w, (int)h); // Create an abort window - wxBeginBusyCursor(); + wxBusyCursor busyCursor; printout->OnPreparePrinting(); - wxWindow *win = CreateAbortWindow(parent, printout); + // Get some parameters from the printout, if defined + int fromPage, toPage; + int minPage, maxPage; + printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage); + + if (maxPage == 0) + { + sm_lastError = wxPRINTER_ERROR; + return false; + } + + // Only set min and max, because from and to have been + // set by the user + m_printDialogData.SetMinPage(minPage); + m_printDialogData.SetMaxPage(maxPage); + + wxPrintAbortDialog *win = CreateAbortWindow(parent, printout); wxYield(); -#if defined(__BORLANDC__) || defined(__GNUWIN32__) || defined(__SALFORDC__) || !defined(__WIN32__) -#ifdef STRICT - ::SetAbortProc((HDC) dc->GetHDC(), (ABORTPROC) m_lpAbortProc); -#else - ::SetAbortProc((HDC) dc->GetHDC(), (FARPROC) m_lpAbortProc); -#endif -#else - ::SetAbortProc((HDC) dc->GetHDC(), (int (_stdcall *) - // cast it to right type only if required - // FIXME it's really cdecl and we're casting it to stdcall - either there is - // something I don't understand or it will crash at first usage -#ifdef STRICT - (HDC, int) -#else - () -#endif - )m_lpAbortProc); -#endif + ::SetAbortProc(GetHdcOf(*impl), wxAbortProc); if (!win) { - wxEndBusyCursor(); - wxLogDebug(_T("Could not create an abort dialog.")); + wxLogDebug(wxT("Could not create an abort dialog.")); + sm_lastError = wxPRINTER_ERROR; delete dc; + return false; } sm_abortWindow = win; - sm_abortWindow->Show(TRUE); + sm_abortWindow->Show(); wxSafeYield(); printout->OnBeginPrinting(); - bool keepGoing = TRUE; + sm_lastError = wxPRINTER_NO_ERROR; + + int minPageNum = minPage, maxPageNum = maxPage; - int copyCount; - for (copyCount = 1; copyCount <= m_printDialogData.GetNoCopies(); copyCount ++) + if ( !m_printDialogData.GetAllPages() ) { - if (!printout->OnBeginDocument(m_printDialogData.GetFromPage(), m_printDialogData.GetToPage())) + minPageNum = m_printDialogData.GetFromPage(); + maxPageNum = m_printDialogData.GetToPage(); + } + + // The dc we get from the PrintDialog will do multiple copies without help + // if the device supports it. Loop only if we have created a dc from our + // own m_printDialogData or the device does not support multiple copies. + // m_printDialogData.GetPrintData().GetNoCopies() is set from device + // devMode in printdlg.cpp/wxWindowsPrintDialog::ConvertFromNative() + const int maxCopyCount = !prompt || + !m_printDialogData.GetPrintData().GetNoCopies() + ? m_printDialogData.GetNoCopies() : 1; + for ( int copyCount = 1; copyCount <= maxCopyCount; copyCount++ ) + { + if ( !printout->OnBeginDocument(minPageNum, maxPageNum) ) { - wxEndBusyCursor(); wxLogError(_("Could not start printing.")); + sm_lastError = wxPRINTER_ERROR; break; } if (sm_abortIt) + { + sm_lastError = wxPRINTER_CANCELLED; break; + } int pn; - for (pn = m_printDialogData.GetFromPage(); keepGoing && (pn <= m_printDialogData.GetToPage()) && printout->HasPage(pn); - pn++) + + for ( pn = minPageNum; + pn <= maxPageNum && printout->HasPage(pn); + pn++ ) { - if (sm_abortIt) + win->SetProgress(pn - minPageNum + 1, + maxPageNum - minPageNum + 1, + copyCount, maxCopyCount); + + if ( sm_abortIt ) { - keepGoing = FALSE; + sm_lastError = wxPRINTER_CANCELLED; break; } - else + + dc->StartPage(); + bool cont = printout->OnPrintPage(pn); + dc->EndPage(); + + if ( !cont ) { - dc->StartPage(); - printout->OnPrintPage(pn); - dc->EndPage(); + sm_lastError = wxPRINTER_CANCELLED; + break; } } + printout->OnEndDocument(); } @@ -264,38 +252,43 @@ bool wxWindowsPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt if (sm_abortWindow) { - sm_abortWindow->Show(FALSE); - delete sm_abortWindow; - sm_abortWindow = NULL; + sm_abortWindow->Show(false); + wxDELETE(sm_abortWindow); } - wxEndBusyCursor(); - delete dc; - return TRUE; + return sm_lastError == wxPRINTER_NO_ERROR; } -wxDC* wxWindowsPrinter::PrintDialog(wxWindow *parent) +wxDC *wxWindowsPrinter::PrintDialog(wxWindow *parent) { - wxDC* dc = (wxDC*) NULL; + wxDC *dc = NULL; - wxPrintDialog dialog(parent, & m_printDialogData); + wxWindowsPrintDialog dialog(parent, & m_printDialogData); int ret = dialog.ShowModal(); if (ret == wxID_OK) { dc = dialog.GetPrintDC(); m_printDialogData = dialog.GetPrintDialogData(); + if (dc == NULL) + sm_lastError = wxPRINTER_ERROR; + else + sm_lastError = wxPRINTER_NO_ERROR; } + else + sm_lastError = wxPRINTER_CANCELLED; return dc; } -bool wxWindowsPrinter::Setup(wxWindow *parent) +bool wxWindowsPrinter::Setup(wxWindow *WXUNUSED(parent)) { +#if 0 + // We no longer expose that dialog wxPrintDialog dialog(parent, & m_printDialogData); - dialog.GetPrintDialogData().SetSetupDialog(TRUE); + dialog.GetPrintDialogData().SetSetupDialog(true); int ret = dialog.ShowModal(); @@ -305,6 +298,9 @@ bool wxWindowsPrinter::Setup(wxWindow *parent) } return (ret == wxID_OK); +#else + return false; +#endif } /* @@ -334,68 +330,125 @@ wxWindowsPrintPreview::~wxWindowsPrintPreview() bool wxWindowsPrintPreview::Print(bool interactive) { if (!m_printPrintout) - return FALSE; + return false; wxWindowsPrinter printer(&m_printDialogData); return printer.Print(m_previewFrame, m_printPrintout, interactive); } void wxWindowsPrintPreview::DetermineScaling() { - HDC dc = ::GetDC(NULL); - int screenWidth = ::GetDeviceCaps(dc, HORZSIZE); - // int screenHeight = ::GetDeviceCaps(dc, VERTSIZE); - int screenXRes = ::GetDeviceCaps(dc, HORZRES); - // int screenYRes = ::GetDeviceCaps(dc, VERTRES); + ScreenHDC dc; int logPPIScreenX = ::GetDeviceCaps(dc, LOGPIXELSX); int logPPIScreenY = ::GetDeviceCaps(dc, LOGPIXELSY); m_previewPrintout->SetPPIScreen(logPPIScreenX, logPPIScreenY); - ::ReleaseDC(NULL, dc); - // Get a device context for the currently selected printer wxPrinterDC printerDC(m_printDialogData.GetPrintData()); - int printerWidth = 150; - int printerHeight = 250; - int printerXRes = 1500; - int printerYRes = 2500; - - if (printerDC.GetHDC()) - { - printerWidth = ::GetDeviceCaps((HDC) printerDC.GetHDC(), HORZSIZE); - printerHeight = ::GetDeviceCaps((HDC) printerDC.GetHDC(), VERTSIZE); - printerXRes = ::GetDeviceCaps((HDC) printerDC.GetHDC(), HORZRES); - printerYRes = ::GetDeviceCaps((HDC) printerDC.GetHDC(), VERTRES); - - int logPPIPrinterX = ::GetDeviceCaps((HDC) printerDC.GetHDC(), LOGPIXELSX); - int logPPIPrinterY = ::GetDeviceCaps((HDC) printerDC.GetHDC(), LOGPIXELSY); + int printerWidthMM; + int printerHeightMM; + int printerXRes; + int printerYRes; + int logPPIPrinterX; + int logPPIPrinterY; - m_previewPrintout->SetPPIPrinter(logPPIPrinterX, logPPIPrinterY); - m_previewPrintout->SetPageSizeMM(printerWidth, printerHeight); + wxRect paperRect; - if (logPPIPrinterX == 0 || logPPIPrinterY == 0 || printerWidth == 0 || printerHeight == 0) - m_isOk = FALSE; + if ( printerDC.IsOk() ) + { + wxPrinterDCImpl *impl = (wxPrinterDCImpl*) printerDC.GetImpl(); + HDC dc = GetHdcOf(*impl); + printerWidthMM = ::GetDeviceCaps(dc, HORZSIZE); + printerHeightMM = ::GetDeviceCaps(dc, VERTSIZE); + printerXRes = ::GetDeviceCaps(dc, HORZRES); + printerYRes = ::GetDeviceCaps(dc, VERTRES); + logPPIPrinterX = ::GetDeviceCaps(dc, LOGPIXELSX); + logPPIPrinterY = ::GetDeviceCaps(dc, LOGPIXELSY); + + paperRect = printerDC.GetPaperRect(); + + if ( logPPIPrinterX == 0 || + logPPIPrinterY == 0 || + printerWidthMM == 0 || + printerHeightMM == 0 ) + { + m_isOk = false; + } } else - m_isOk = FALSE; - + { + // use some defaults + printerWidthMM = 150; + printerHeightMM = 250; + printerXRes = 1500; + printerYRes = 2500; + logPPIPrinterX = 600; + logPPIPrinterY = 600; + + paperRect = wxRect(0, 0, printerXRes, printerYRes); + m_isOk = false; + } m_pageWidth = printerXRes; m_pageHeight = printerYRes; + m_previewPrintout->SetPageSizePixels(printerXRes, printerYRes); + m_previewPrintout->SetPageSizeMM(printerWidthMM, printerHeightMM); + m_previewPrintout->SetPaperRectPixels(paperRect); + m_previewPrintout->SetPPIPrinter(logPPIPrinterX, logPPIPrinterY); // At 100%, the page should look about page-size on the screen. - m_previewScale = (float)((float)screenWidth/(float)printerWidth); - m_previewScale = m_previewScale * (float)((float)screenXRes/(float)printerYRes); + m_previewScaleX = float(logPPIScreenX) / logPPIPrinterX; + m_previewScaleY = float(logPPIScreenY) / logPPIPrinterY; } -/**************************************************************************** +#if wxUSE_ENH_METAFILE +bool wxWindowsPrintPreview::RenderPageIntoBitmap(wxBitmap& bmp, int pageNum) +{ + // The preview, as implemented in wxPrintPreviewBase (and as used prior to + // wx3) is inexact: it uses screen DC, which has much lower resolution and + // has other properties different from printer DC, so the preview is not + // quite right. + // + // To make matters worse, if the application depends heavily on + // GetTextExtent() or does text layout itself, the output in preview and on + // paper can be very different. In particular, wxHtmlEasyPrinting is + // affected and the preview can be easily off by several pages. + // + // To fix this, we render the preview into high-resolution enhanced + // metafile with properties identical to the printer DC. This guarantees + // metrics correctness while still being fast. + + + // print the preview into a metafile: + wxPrinterDC printerDC(m_printDialogData.GetPrintData()); + wxEnhMetaFileDC metaDC(printerDC, + wxEmptyString, + printerDC.GetSize().x, printerDC.GetSize().y); + + if ( !RenderPageIntoDC(metaDC, pageNum) ) + return false; + + wxEnhMetaFile *metafile = metaDC.Close(); + if ( !metafile ) + return false; - FUNCTION: wxAbortProc() + // now render the metafile: + wxMemoryDC bmpDC; + bmpDC.SelectObject(bmp); + bmpDC.Clear(); - PURPOSE: Processes messages for the Abort Dialog box + wxRect outRect(0, 0, bmp.GetWidth(), bmp.GetHeight()); + metafile->Play(&bmpDC, &outRect); -****************************************************************************/ -LONG APIENTRY _EXPORT wxAbortProc(HDC WXUNUSED(hPr), int WXUNUSED(Code)) + delete metafile; + + // TODO: we should keep the metafile and reuse it when changing zoom level + + return true; +} +#endif // wxUSE_ENH_METAFILE + +BOOL CALLBACK wxAbortProc(HDC WXUNUSED(hdc), int WXUNUSED(error)) { MSG msg; @@ -404,14 +457,16 @@ LONG APIENTRY _EXPORT wxAbortProc(HDC WXUNUSED(hPr), int WXUNUSED(Code)) /* Process messages intended for the abort dialog box */ - while (!wxPrinterBase::sm_abortIt && PeekMessage(&msg, 0, 0, 0, TRUE)) + while (!wxPrinterBase::sm_abortIt && ::PeekMessage(&msg, 0, 0, 0, TRUE)) if (!IsDialogMessage((HWND) wxPrinterBase::sm_abortWindow->GetHWND(), &msg)) { TranslateMessage(&msg); DispatchMessage(&msg); } - /* bAbort is TRUE (return is FALSE) if the user has aborted */ + /* bAbort is TRUE (return is FALSE) if the user has aborted */ - return (!wxPrinterBase::sm_abortIt); + return !wxPrinterBase::sm_abortIt; } +#endif + // wxUSE_PRINTING_ARCHITECTURE