X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/c061373dc5ba0ed5e3670af0698154302f1fec2c..835165d576b66441987b78519e6ef1fe74ea795a:/include/wx/prntbase.h?ds=sidebyside diff --git a/include/wx/prntbase.h b/include/wx/prntbase.h index f567b1bec1..ac78189a42 100644 --- a/include/wx/prntbase.h +++ b/include/wx/prntbase.h @@ -1,5 +1,5 @@ ///////////////////////////////////////////////////////////////////////////// -// Name: prntbase.h +// Name: wx/prntbase.h // Purpose: Base classes for printing framework // Author: Julian Smart // Modified by: @@ -12,10 +12,6 @@ #ifndef _WX_PRNTBASEH__ #define _WX_PRNTBASEH__ -#if defined(__GNUG__) && !defined(NO_GCC_PRAGMA) - #pragma interface "prntbase.h" -#endif - #include "wx/defs.h" #if wxUSE_PRINTING_ARCHITECTURE @@ -26,19 +22,26 @@ #include "wx/scrolwin.h" #include "wx/dialog.h" #include "wx/frame.h" - -class WXDLLEXPORT wxDC; -class WXDLLEXPORT wxButton; -class WXDLLEXPORT wxChoice; -class WXDLLEXPORT wxPrintout; -class WXDLLEXPORT wxPrinterBase; -class WXDLLEXPORT wxPrintDialog; -class WXDLLEXPORT wxPrintDialogBase; -class WXDLLEXPORT wxPrintPreviewBase; -class WXDLLEXPORT wxPreviewCanvas; -class WXDLLEXPORT wxPreviewControlBar; -class WXDLLEXPORT wxPreviewFrame; -class WXDLLEXPORT wxPrintFactory; +#include "wx/dc.h" + +class WXDLLIMPEXP_FWD_CORE wxDC; +class WXDLLIMPEXP_FWD_CORE wxButton; +class WXDLLIMPEXP_FWD_CORE wxChoice; +class WXDLLIMPEXP_FWD_CORE wxPrintout; +class WXDLLIMPEXP_FWD_CORE wxPrinterBase; +class WXDLLIMPEXP_FWD_CORE wxPrintDialogBase; +class WXDLLIMPEXP_FWD_CORE wxPrintDialog; +class WXDLLIMPEXP_FWD_CORE wxPageSetupDialogBase; +class WXDLLIMPEXP_FWD_CORE wxPageSetupDialog; +class WXDLLIMPEXP_FWD_CORE wxPrintPreviewBase; +class WXDLLIMPEXP_FWD_CORE wxPreviewCanvas; +class WXDLLIMPEXP_FWD_CORE wxPreviewControlBar; +class WXDLLIMPEXP_FWD_CORE wxPreviewFrame; +class WXDLLIMPEXP_FWD_CORE wxPrintFactory; +class WXDLLIMPEXP_FWD_CORE wxPrintNativeDataBase; +class WXDLLIMPEXP_FWD_CORE wxPrintPreview; +class wxPrintPageMaxCtrl; +class wxPrintPageTextCtrl; //---------------------------------------------------------------------------- // error consts @@ -51,59 +54,124 @@ enum wxPrinterError wxPRINTER_ERROR }; +// Preview frame modality kind used with wxPreviewFrame::Initialize() +enum wxPreviewFrameModalityKind +{ + // Disable all the other top level windows while the preview is shown. + wxPreviewFrame_AppModal, + + // Disable only the parent window while the preview is shown. + wxPreviewFrame_WindowModal, + + // Don't disable any windows. + wxPreviewFrame_NonModal +}; + //---------------------------------------------------------------------------- // wxPrintFactory //---------------------------------------------------------------------------- -class WXDLLEXPORT wxPrintFactory +class WXDLLIMPEXP_CORE wxPrintFactory { public: wxPrintFactory() {} virtual ~wxPrintFactory() {} - - virtual bool HasPageSetupDialog() = 0; - virtual bool HasPrintSetupDialog() = 0; - + virtual wxPrinterBase *CreatePrinter( wxPrintDialogData* data ) = 0; - - virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, - wxPrintout *printout = NULL, + + virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, + wxPrintout *printout = NULL, wxPrintDialogData *data = NULL ) = 0; - virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, - wxPrintout *printout, + virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, + wxPrintout *printout, wxPrintData *data ) = 0; - virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, + virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, wxPrintDialogData *data = NULL ) = 0; - virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, + virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, wxPrintData *data ) = 0; - + + virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent, + wxPageSetupDialogData * data = NULL ) = 0; + + virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ) = 0; + + // What to do and what to show in the wxPrintDialog + // a) Use the generic print setup dialog or a native one? + virtual bool HasPrintSetupDialog() = 0; + virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ) = 0; + // b) Provide the "print to file" option ourselves or via print setup? + virtual bool HasOwnPrintToFile() = 0; + // c) Show current printer + virtual bool HasPrinterLine() = 0; + virtual wxString CreatePrinterLine() = 0; + // d) Show Status line for current printer? + virtual bool HasStatusLine() = 0; + virtual wxString CreateStatusLine() = 0; + + + virtual wxPrintNativeDataBase *CreatePrintNativeData() = 0; + static void SetPrintFactory( wxPrintFactory *factory ); static wxPrintFactory *GetFactory(); +private: static wxPrintFactory *m_factory; }; -class WXDLLEXPORT wxNativePrintFactory: public wxPrintFactory +class WXDLLIMPEXP_CORE wxNativePrintFactory: public wxPrintFactory { public: - virtual bool HasPageSetupDialog() - { return true; } - virtual bool HasPrintSetupDialog() - { return true; } - virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data ); - - virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, - wxPrintout *printout = NULL, + + virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, + wxPrintout *printout = NULL, wxPrintDialogData *data = NULL ); - virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, + virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview, wxPrintout *printout, wxPrintData *data ); - - virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, + + virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, wxPrintDialogData *data = NULL ); - virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, + virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent, wxPrintData *data ); + + virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent, + wxPageSetupDialogData * data = NULL ); + + virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ); + + virtual bool HasPrintSetupDialog(); + virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ); + virtual bool HasOwnPrintToFile(); + virtual bool HasPrinterLine(); + virtual wxString CreatePrinterLine(); + virtual bool HasStatusLine(); + virtual wxString CreateStatusLine(); + + virtual wxPrintNativeDataBase *CreatePrintNativeData(); +}; + +//---------------------------------------------------------------------------- +// wxPrintNativeDataBase +//---------------------------------------------------------------------------- + +class WXDLLIMPEXP_CORE wxPrintNativeDataBase: public wxObject +{ +public: + wxPrintNativeDataBase(); + virtual ~wxPrintNativeDataBase() {} + + virtual bool TransferTo( wxPrintData &data ) = 0; + virtual bool TransferFrom( const wxPrintData &data ) = 0; + + virtual bool Ok() const { return IsOk(); } + virtual bool IsOk() const = 0; + + int m_ref; + +private: + DECLARE_CLASS(wxPrintNativeDataBase) + wxDECLARE_NO_COPY_CLASS(wxPrintNativeDataBase); }; //---------------------------------------------------------------------------- @@ -114,10 +182,10 @@ public: * Represents the printer: manages printing a wxPrintout object */ -class WXDLLEXPORT wxPrinterBase: public wxObject +class WXDLLIMPEXP_CORE wxPrinterBase: public wxObject { public: - wxPrinterBase(wxPrintDialogData *data = (wxPrintDialogData *) NULL); + wxPrinterBase(wxPrintDialogData *data = NULL); virtual ~wxPrinterBase(); virtual wxWindow *CreateAbortWindow(wxWindow *parent, wxPrintout *printout); @@ -147,17 +215,17 @@ public: private: DECLARE_CLASS(wxPrinterBase) - DECLARE_NO_COPY_CLASS(wxPrinterBase) + wxDECLARE_NO_COPY_CLASS(wxPrinterBase); }; //---------------------------------------------------------------------------- // wxPrinter //---------------------------------------------------------------------------- -class WXDLLEXPORT wxPrinter: public wxPrinterBase +class WXDLLIMPEXP_CORE wxPrinter: public wxPrinterBase { public: - wxPrinter(wxPrintDialogData *data = (wxPrintDialogData *) NULL); + wxPrinter(wxPrintDialogData *data = NULL); virtual ~wxPrinter(); virtual wxWindow *CreateAbortWindow(wxWindow *parent, wxPrintout *printout); @@ -166,15 +234,15 @@ public: virtual bool Setup(wxWindow *parent); virtual bool Print(wxWindow *parent, wxPrintout *printout, bool prompt = true); virtual wxDC* PrintDialog(wxWindow *parent); - + virtual wxPrintDialogData& GetPrintDialogData() const; protected: wxPrinterBase *m_pimpl; - + private: DECLARE_CLASS(wxPrinter) - DECLARE_NO_COPY_CLASS(wxPrinter) + wxDECLARE_NO_COPY_CLASS(wxPrinter); }; //---------------------------------------------------------------------------- @@ -188,10 +256,10 @@ private: * object for previewing. */ -class WXDLLEXPORT wxPrintout: public wxObject +class WXDLLIMPEXP_CORE wxPrintout: public wxObject { public: - wxPrintout(const wxString& title = wxT("Printout")); + wxPrintout(const wxString& title = _("Printout")); virtual ~wxPrintout(); virtual bool OnBeginDocument(int startPage, int endPage); @@ -210,23 +278,48 @@ public: wxDC *GetDC() const { return m_printoutDC; } void SetDC(wxDC *dc) { m_printoutDC = dc; } + + void FitThisSizeToPaper(const wxSize& imageSize); + void FitThisSizeToPage(const wxSize& imageSize); + void FitThisSizeToPageMargins(const wxSize& imageSize, const wxPageSetupDialogData& pageSetupData); + void MapScreenSizeToPaper(); + void MapScreenSizeToPage(); + void MapScreenSizeToPageMargins(const wxPageSetupDialogData& pageSetupData); + void MapScreenSizeToDevice(); + + wxRect GetLogicalPaperRect() const; + wxRect GetLogicalPageRect() const; + wxRect GetLogicalPageMarginsRect(const wxPageSetupDialogData& pageSetupData) const; + + void SetLogicalOrigin(wxCoord x, wxCoord y); + void OffsetLogicalOrigin(wxCoord xoff, wxCoord yoff); + void SetPageSizePixels(int w, int h) { m_pageWidthPixels = w; m_pageHeightPixels = h; } void GetPageSizePixels(int *w, int *h) const { *w = m_pageWidthPixels; *h = m_pageHeightPixels; } void SetPageSizeMM(int w, int h) { m_pageWidthMM = w; m_pageHeightMM = h; } void GetPageSizeMM(int *w, int *h) const { *w = m_pageWidthMM; *h = m_pageHeightMM; } void SetPPIScreen(int x, int y) { m_PPIScreenX = x; m_PPIScreenY = y; } + void SetPPIScreen(const wxSize& ppi) { SetPPIScreen(ppi.x, ppi.y); } void GetPPIScreen(int *x, int *y) const { *x = m_PPIScreenX; *y = m_PPIScreenY; } void SetPPIPrinter(int x, int y) { m_PPIPrinterX = x; m_PPIPrinterY = y; } + void SetPPIPrinter(const wxSize& ppi) { SetPPIPrinter(ppi.x, ppi.y); } void GetPPIPrinter(int *x, int *y) const { *x = m_PPIPrinterX; *y = m_PPIPrinterY; } - virtual bool IsPreview() const { return m_isPreview; } + void SetPaperRectPixels(const wxRect& paperRectPixels) { m_paperRectPixels = paperRectPixels; } + wxRect GetPaperRectPixels() const { return m_paperRectPixels; } - virtual void SetIsPreview(bool p) { m_isPreview = p; } + // This must be called by wxPrintPreview to associate itself with the + // printout it uses. + virtual void SetPreview(wxPrintPreview *preview) { m_preview = preview; } + + wxPrintPreview *GetPreview() const { return m_preview; } + virtual bool IsPreview() const { return GetPreview() != NULL; } private: wxString m_printoutTitle; wxDC* m_printoutDC; + wxPrintPreview *m_preview; int m_pageWidthPixels; int m_pageHeightPixels; @@ -239,19 +332,22 @@ private: int m_PPIPrinterX; int m_PPIPrinterY; - bool m_isPreview; + wxRect m_paperRectPixels; private: DECLARE_ABSTRACT_CLASS(wxPrintout) - DECLARE_NO_COPY_CLASS(wxPrintout) + wxDECLARE_NO_COPY_CLASS(wxPrintout); }; +//---------------------------------------------------------------------------- +// wxPreviewCanvas +//---------------------------------------------------------------------------- + /* - * wxPreviewCanvas * Canvas upon which a preview is drawn. */ -class WXDLLEXPORT wxPreviewCanvas: public wxScrolledWindow +class WXDLLIMPEXP_CORE wxPreviewCanvas: public wxScrolledWindow { public: wxPreviewCanvas(wxPrintPreviewBase *preview, @@ -260,41 +356,68 @@ public: const wxSize& size = wxDefaultSize, long style = 0, const wxString& name = wxT("canvas")); - ~wxPreviewCanvas(); + virtual ~wxPreviewCanvas(); + + void SetPreview(wxPrintPreviewBase *preview) { m_printPreview = preview; } void OnPaint(wxPaintEvent& event); void OnChar(wxKeyEvent &event); - // Responds to colour changes void OnSysColourChanged(wxSysColourChangedEvent& event); private: +#if wxUSE_MOUSEWHEEL + void OnMouseWheel(wxMouseEvent& event); +#endif // wxUSE_MOUSEWHEEL + void OnIdle(wxIdleEvent& event); + wxPrintPreviewBase* m_printPreview; DECLARE_CLASS(wxPreviewCanvas) DECLARE_EVENT_TABLE() - DECLARE_NO_COPY_CLASS(wxPreviewCanvas) + wxDECLARE_NO_COPY_CLASS(wxPreviewCanvas); }; +//---------------------------------------------------------------------------- +// wxPreviewFrame +//---------------------------------------------------------------------------- + /* - * wxPreviewFrame * Default frame for showing preview. */ -class WXDLLEXPORT wxPreviewFrame: public wxFrame +class WXDLLIMPEXP_CORE wxPreviewFrame: public wxFrame { public: wxPreviewFrame(wxPrintPreviewBase *preview, wxWindow *parent, - const wxString& title = wxT("Print Preview"), + const wxString& title = _("Print Preview"), const wxPoint& pos = wxDefaultPosition, const wxSize& size = wxDefaultSize, - long style = wxDEFAULT_FRAME_STYLE, - const wxString& name = wxT("frame")); - ~wxPreviewFrame(); + long style = wxDEFAULT_FRAME_STYLE | wxFRAME_FLOAT_ON_PARENT, + const wxString& name = wxFrameNameStr); + virtual ~wxPreviewFrame(); + + // Either Initialize() or InitializeWithModality() must be called before + // showing the preview frame, the former being just a particular case of + // the latter initializing the frame for being showing app-modally. + + // Notice that we must keep Initialize() with its existing signature to + // avoid breaking the old code that overrides it and we can't reuse the + // same name for the other functions to avoid virtual function hiding + // problem and the associated warnings given by some compilers (e.g. from + // g++ with -Woverloaded-virtual). + virtual void Initialize() + { + InitializeWithModality(wxPreviewFrame_AppModal); + } + + // Also note that this method is not virtual as it doesn't need to be + // overridden: it's never called by wxWidgets (of course, the same is true + // for Initialize() but, again, it must remain virtual for compatibility). + void InitializeWithModality(wxPreviewFrameModalityKind kind); void OnCloseWindow(wxCloseEvent& event); - virtual void Initialize(); virtual void CreateCanvas(); virtual void CreateControlBar(); @@ -306,14 +429,22 @@ protected: wxPrintPreviewBase* m_printPreview; wxWindowDisabler* m_windowDisabler; + wxPreviewFrameModalityKind m_modalityKind; + + private: - DECLARE_CLASS(wxPreviewFrame) + void OnChar(wxKeyEvent& event); + DECLARE_EVENT_TABLE() - DECLARE_NO_COPY_CLASS(wxPreviewFrame) + DECLARE_CLASS(wxPreviewFrame) + wxDECLARE_NO_COPY_CLASS(wxPreviewFrame); }; +//---------------------------------------------------------------------------- +// wxPreviewControlBar +//---------------------------------------------------------------------------- + /* - * wxPreviewControlBar * A panel with buttons for controlling a print preview. * The programmer may wish to use other means for controlling * the print preview. @@ -327,8 +458,8 @@ private: #define wxPREVIEW_LAST 32 #define wxPREVIEW_GOTO 64 -#define wxPREVIEW_DEFAULT wxPREVIEW_PREVIOUS|wxPREVIEW_NEXT|wxPREVIEW_ZOOM\ - |wxPREVIEW_FIRST|wxPREVIEW_GOTO|wxPREVIEW_LAST +#define wxPREVIEW_DEFAULT (wxPREVIEW_PREVIOUS|wxPREVIEW_NEXT|wxPREVIEW_ZOOM\ + |wxPREVIEW_FIRST|wxPREVIEW_GOTO|wxPREVIEW_LAST) // Ids for controls #define wxID_PREVIEW_CLOSE 1 @@ -339,8 +470,10 @@ private: #define wxID_PREVIEW_FIRST 6 #define wxID_PREVIEW_LAST 7 #define wxID_PREVIEW_GOTO 8 +#define wxID_PREVIEW_ZOOM_IN 9 +#define wxID_PREVIEW_ZOOM_OUT 10 -class WXDLLEXPORT wxPreviewControlBar: public wxPanel +class WXDLLIMPEXP_CORE wxPreviewControlBar: public wxPanel { DECLARE_CLASS(wxPreviewControlBar) @@ -352,45 +485,76 @@ public: const wxSize& size = wxDefaultSize, long style = wxTAB_TRAVERSAL, const wxString& name = wxT("panel")); - ~wxPreviewControlBar(); + virtual ~wxPreviewControlBar(); virtual void CreateButtons(); + virtual void SetPageInfo(int minPage, int maxPage); virtual void SetZoomControl(int zoom); virtual int GetZoomControl(); virtual wxPrintPreviewBase *GetPrintPreview() const { return m_printPreview; } + + // Implementation only from now on. void OnWindowClose(wxCommandEvent& event); void OnNext(); void OnPrevious(); void OnFirst(); void OnLast(); - void OnGoto(); + void OnGotoPage(); void OnPrint(); + void OnPrintButton(wxCommandEvent& WXUNUSED(event)) { OnPrint(); } void OnNextButton(wxCommandEvent & WXUNUSED(event)) { OnNext(); } void OnPreviousButton(wxCommandEvent & WXUNUSED(event)) { OnPrevious(); } void OnFirstButton(wxCommandEvent & WXUNUSED(event)) { OnFirst(); } void OnLastButton(wxCommandEvent & WXUNUSED(event)) { OnLast(); } - void OnGotoButton(wxCommandEvent & WXUNUSED(event)) { OnGoto(); } - void OnZoom(wxCommandEvent& event); void OnPaint(wxPaintEvent& event); + void OnUpdateNextButton(wxUpdateUIEvent& event) + { event.Enable(IsNextEnabled()); } + void OnUpdatePreviousButton(wxUpdateUIEvent& event) + { event.Enable(IsPreviousEnabled()); } + void OnUpdateFirstButton(wxUpdateUIEvent& event) + { event.Enable(IsFirstEnabled()); } + void OnUpdateLastButton(wxUpdateUIEvent& event) + { event.Enable(IsLastEnabled()); } + void OnUpdateZoomInButton(wxUpdateUIEvent& event) + { event.Enable(IsZoomInEnabled()); } + void OnUpdateZoomOutButton(wxUpdateUIEvent& event) + { event.Enable(IsZoomOutEnabled()); } + + // These methods are not private because they are called by wxPreviewCanvas. + void DoZoomIn(); + void DoZoomOut(); + protected: wxPrintPreviewBase* m_printPreview; wxButton* m_closeButton; - wxButton* m_nextPageButton; - wxButton* m_previousPageButton; - wxButton* m_printButton; wxChoice* m_zoomControl; - wxButton* m_firstPageButton; - wxButton* m_lastPageButton; - wxButton* m_gotoPageButton; + wxPrintPageTextCtrl* m_currentPageText; + wxPrintPageMaxCtrl* m_maxPageText; + long m_buttonFlags; private: + void DoGotoPage(int page); + + void DoZoom(); + + bool IsNextEnabled() const; + bool IsPreviousEnabled() const; + bool IsFirstEnabled() const; + bool IsLastEnabled() const; + bool IsZoomInEnabled() const; + bool IsZoomOutEnabled() const; + + void OnZoomInButton(wxCommandEvent & WXUNUSED(event)) { DoZoomIn(); } + void OnZoomOutButton(wxCommandEvent & WXUNUSED(event)) { DoZoomOut(); } + void OnZoomChoice(wxCommandEvent& WXUNUSED(event)) { DoZoom(); } + DECLARE_EVENT_TABLE() - DECLARE_NO_COPY_CLASS(wxPreviewControlBar) + wxDECLARE_NO_COPY_CLASS(wxPreviewControlBar); }; //---------------------------------------------------------------------------- @@ -401,12 +565,12 @@ private: * Programmer creates an object of this class to preview a wxPrintout. */ -class WXDLLEXPORT wxPrintPreviewBase: public wxObject +class WXDLLIMPEXP_CORE wxPrintPreviewBase: public wxObject { public: wxPrintPreviewBase(wxPrintout *printout, - wxPrintout *printoutForPrinting = (wxPrintout *) NULL, - wxPrintDialogData *data = (wxPrintDialogData *) NULL); + wxPrintout *printoutForPrinting = NULL, + wxPrintDialogData *data = NULL); wxPrintPreviewBase(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data); @@ -425,9 +589,17 @@ public: virtual wxFrame *GetFrame() const; virtual wxPreviewCanvas *GetCanvas() const; + // This is a helper routine, used by the next 4 routines. + + virtual void CalcRects(wxPreviewCanvas *canvas, wxRect& printableAreaRect, wxRect& paperRect); + // The preview canvas should call this from OnPaint virtual bool PaintPage(wxPreviewCanvas *canvas, wxDC& dc); + // Updates rendered page by calling RenderPage() if needed, returns true + // if there was some change. Preview canvas should call it at idle time + virtual bool UpdatePageRendering(); + // This draws a blank page onto the preview canvas virtual bool DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc); @@ -442,11 +614,12 @@ public: virtual int GetZoom() const; virtual wxPrintDialogData& GetPrintDialogData(); - + virtual int GetMaxPage() const; virtual int GetMinPage() const; - virtual bool Ok() const; + virtual bool Ok() const { return IsOk(); } + virtual bool IsOk() const; virtual void SetOk(bool ok); /////////////////////////////////////////////////////////////////////////// @@ -462,16 +635,26 @@ public: // the currently selected printer. virtual void DetermineScaling() = 0; +protected: + // helpers for RenderPage(): + virtual bool RenderPageIntoDC(wxDC& dc, int pageNum); + // renders preview into m_previewBitmap + virtual bool RenderPageIntoBitmap(wxBitmap& bmp, int pageNum); + + void InvalidatePreviewBitmap(); + protected: wxPrintDialogData m_printDialogData; wxPreviewCanvas* m_previewCanvas; wxFrame* m_previewFrame; wxBitmap* m_previewBitmap; + bool m_previewFailed; wxPrintout* m_previewPrintout; wxPrintout* m_printPrintout; int m_currentPage; int m_currentZoom; - float m_previewScale; + float m_previewScaleX; + float m_previewScaleY; int m_topMargin; int m_leftMargin; int m_pageWidth; @@ -485,7 +668,7 @@ protected: private: void Init(wxPrintout *printout, wxPrintout *printoutForPrinting); - DECLARE_NO_COPY_CLASS(wxPrintPreviewBase) + wxDECLARE_NO_COPY_CLASS(wxPrintPreviewBase); DECLARE_CLASS(wxPrintPreviewBase) }; @@ -493,12 +676,12 @@ private: // wxPrintPreview //---------------------------------------------------------------------------- -class WXDLLEXPORT wxPrintPreview: public wxPrintPreviewBase +class WXDLLIMPEXP_CORE wxPrintPreview: public wxPrintPreviewBase { public: wxPrintPreview(wxPrintout *printout, - wxPrintout *printoutForPrinting = (wxPrintout *) NULL, - wxPrintDialogData *data = (wxPrintDialogData *) NULL); + wxPrintout *printoutForPrinting = NULL, + wxPrintDialogData *data = NULL); wxPrintPreview(wxPrintout *printout, wxPrintout *printoutForPrinting, wxPrintData *data); @@ -515,35 +698,38 @@ public: virtual wxFrame *GetFrame() const; virtual wxPreviewCanvas *GetCanvas() const; virtual bool PaintPage(wxPreviewCanvas *canvas, wxDC& dc); + virtual bool UpdatePageRendering(); virtual bool DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc); virtual void AdjustScrollbars(wxPreviewCanvas *canvas); virtual bool RenderPage(int pageNum); virtual void SetZoom(int percent); + virtual int GetZoom() const; virtual bool Print(bool interactive); virtual void DetermineScaling(); - + virtual wxPrintDialogData& GetPrintDialogData(); - + virtual int GetMaxPage() const; virtual int GetMinPage() const; - virtual bool Ok() const; + virtual bool Ok() const { return IsOk(); } + virtual bool IsOk() const; virtual void SetOk(bool ok); - + private: wxPrintPreviewBase *m_pimpl; private: DECLARE_CLASS(wxPrintPreview) - DECLARE_NO_COPY_CLASS(wxPrintPreview) + wxDECLARE_NO_COPY_CLASS(wxPrintPreview); }; //---------------------------------------------------------------------------- // wxPrintAbortDialog //---------------------------------------------------------------------------- -class WXDLLEXPORT wxPrintAbortDialog: public wxDialog +class WXDLLIMPEXP_CORE wxPrintAbortDialog: public wxDialog { public: wxPrintAbortDialog(wxWindow *parent, @@ -560,7 +746,7 @@ public: private: DECLARE_EVENT_TABLE() - DECLARE_NO_COPY_CLASS(wxPrintAbortDialog) + wxDECLARE_NO_COPY_CLASS(wxPrintAbortDialog); }; #endif // wxUSE_PRINTING_ARCHITECTURE