c3ba472abb
Check whether it's defined, not whether it's true. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@76941 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
763 lines
27 KiB
C++
763 lines
27 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: wx/prntbase.h
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// Purpose: Base classes for printing framework
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// Author: Julian Smart
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// Modified by:
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// Created: 01/02/97
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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#ifndef _WX_PRNTBASEH__
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#define _WX_PRNTBASEH__
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#include "wx/defs.h"
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#if wxUSE_PRINTING_ARCHITECTURE
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#include "wx/event.h"
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#include "wx/cmndata.h"
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#include "wx/panel.h"
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#include "wx/scrolwin.h"
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#include "wx/dialog.h"
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#include "wx/frame.h"
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#include "wx/dc.h"
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class WXDLLIMPEXP_FWD_CORE wxDC;
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class WXDLLIMPEXP_FWD_CORE wxButton;
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class WXDLLIMPEXP_FWD_CORE wxChoice;
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class WXDLLIMPEXP_FWD_CORE wxPrintout;
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class WXDLLIMPEXP_FWD_CORE wxPrinterBase;
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class WXDLLIMPEXP_FWD_CORE wxPrintDialogBase;
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class WXDLLIMPEXP_FWD_CORE wxPrintDialog;
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class WXDLLIMPEXP_FWD_CORE wxPageSetupDialogBase;
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class WXDLLIMPEXP_FWD_CORE wxPageSetupDialog;
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class WXDLLIMPEXP_FWD_CORE wxPrintPreviewBase;
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class WXDLLIMPEXP_FWD_CORE wxPreviewCanvas;
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class WXDLLIMPEXP_FWD_CORE wxPreviewControlBar;
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class WXDLLIMPEXP_FWD_CORE wxPreviewFrame;
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class WXDLLIMPEXP_FWD_CORE wxPrintFactory;
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class WXDLLIMPEXP_FWD_CORE wxPrintNativeDataBase;
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class WXDLLIMPEXP_FWD_CORE wxPrintPreview;
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class WXDLLIMPEXP_FWD_CORE wxPrintAbortDialog;
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class WXDLLIMPEXP_FWD_CORE wxStaticText;
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class wxPrintPageMaxCtrl;
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class wxPrintPageTextCtrl;
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//----------------------------------------------------------------------------
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// error consts
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//----------------------------------------------------------------------------
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enum wxPrinterError
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{
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wxPRINTER_NO_ERROR = 0,
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wxPRINTER_CANCELLED,
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wxPRINTER_ERROR
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};
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// Preview frame modality kind used with wxPreviewFrame::Initialize()
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enum wxPreviewFrameModalityKind
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{
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// Disable all the other top level windows while the preview is shown.
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wxPreviewFrame_AppModal,
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// Disable only the parent window while the preview is shown.
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wxPreviewFrame_WindowModal,
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// Don't disable any windows.
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wxPreviewFrame_NonModal
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};
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//----------------------------------------------------------------------------
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// wxPrintFactory
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxPrintFactory
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{
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public:
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wxPrintFactory() {}
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virtual ~wxPrintFactory() {}
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virtual wxPrinterBase *CreatePrinter( wxPrintDialogData* data ) = 0;
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virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
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wxPrintout *printout = NULL,
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wxPrintDialogData *data = NULL ) = 0;
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virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
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wxPrintout *printout,
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wxPrintData *data ) = 0;
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virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
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wxPrintDialogData *data = NULL ) = 0;
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virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
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wxPrintData *data ) = 0;
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virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
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wxPageSetupDialogData * data = NULL ) = 0;
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virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ) = 0;
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// What to do and what to show in the wxPrintDialog
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// a) Use the generic print setup dialog or a native one?
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virtual bool HasPrintSetupDialog() = 0;
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virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ) = 0;
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// b) Provide the "print to file" option ourselves or via print setup?
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virtual bool HasOwnPrintToFile() = 0;
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// c) Show current printer
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virtual bool HasPrinterLine() = 0;
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virtual wxString CreatePrinterLine() = 0;
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// d) Show Status line for current printer?
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virtual bool HasStatusLine() = 0;
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virtual wxString CreateStatusLine() = 0;
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virtual wxPrintNativeDataBase *CreatePrintNativeData() = 0;
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static void SetPrintFactory( wxPrintFactory *factory );
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static wxPrintFactory *GetFactory();
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private:
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static wxPrintFactory *m_factory;
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};
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class WXDLLIMPEXP_CORE wxNativePrintFactory: public wxPrintFactory
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{
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public:
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virtual wxPrinterBase *CreatePrinter( wxPrintDialogData *data ) wxOVERRIDE;
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virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
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wxPrintout *printout = NULL,
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wxPrintDialogData *data = NULL ) wxOVERRIDE;
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virtual wxPrintPreviewBase *CreatePrintPreview( wxPrintout *preview,
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wxPrintout *printout,
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wxPrintData *data ) wxOVERRIDE;
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virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
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wxPrintDialogData *data = NULL ) wxOVERRIDE;
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virtual wxPrintDialogBase *CreatePrintDialog( wxWindow *parent,
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wxPrintData *data ) wxOVERRIDE;
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virtual wxPageSetupDialogBase *CreatePageSetupDialog( wxWindow *parent,
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wxPageSetupDialogData * data = NULL ) wxOVERRIDE;
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virtual wxDCImpl* CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data ) wxOVERRIDE;
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virtual bool HasPrintSetupDialog() wxOVERRIDE;
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virtual wxDialog *CreatePrintSetupDialog( wxWindow *parent, wxPrintData *data ) wxOVERRIDE;
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virtual bool HasOwnPrintToFile() wxOVERRIDE;
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virtual bool HasPrinterLine() wxOVERRIDE;
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virtual wxString CreatePrinterLine() wxOVERRIDE;
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virtual bool HasStatusLine() wxOVERRIDE;
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virtual wxString CreateStatusLine() wxOVERRIDE;
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virtual wxPrintNativeDataBase *CreatePrintNativeData() wxOVERRIDE;
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};
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//----------------------------------------------------------------------------
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// wxPrintNativeDataBase
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxPrintNativeDataBase: public wxObject
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{
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public:
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wxPrintNativeDataBase();
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virtual ~wxPrintNativeDataBase() {}
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virtual bool TransferTo( wxPrintData &data ) = 0;
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virtual bool TransferFrom( const wxPrintData &data ) = 0;
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#ifdef __WXOSX__
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// in order to expose functionality already to the result type of the ..PrintData->GetNativeData()
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virtual void TransferFrom( const wxPageSetupDialogData * ) = 0;
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virtual void TransferTo( wxPageSetupDialogData * ) = 0;
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#endif
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virtual bool Ok() const { return IsOk(); }
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virtual bool IsOk() const = 0;
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int m_ref;
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private:
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DECLARE_CLASS(wxPrintNativeDataBase)
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wxDECLARE_NO_COPY_CLASS(wxPrintNativeDataBase);
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};
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//----------------------------------------------------------------------------
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// wxPrinterBase
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//----------------------------------------------------------------------------
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/*
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* Represents the printer: manages printing a wxPrintout object
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*/
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class WXDLLIMPEXP_CORE wxPrinterBase: public wxObject
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{
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public:
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wxPrinterBase(wxPrintDialogData *data = NULL);
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virtual ~wxPrinterBase();
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virtual wxPrintAbortDialog *CreateAbortWindow(wxWindow *parent, wxPrintout *printout);
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virtual void ReportError(wxWindow *parent, wxPrintout *printout, const wxString& message);
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virtual wxPrintDialogData& GetPrintDialogData() const;
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bool GetAbort() const { return sm_abortIt; }
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static wxPrinterError GetLastError() { return sm_lastError; }
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///////////////////////////////////////////////////////////////////////////
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// OVERRIDES
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virtual bool Setup(wxWindow *parent) = 0;
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virtual bool Print(wxWindow *parent, wxPrintout *printout, bool prompt = true) = 0;
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virtual wxDC* PrintDialog(wxWindow *parent) = 0;
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protected:
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wxPrintDialogData m_printDialogData;
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wxPrintout* m_currentPrintout;
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static wxPrinterError sm_lastError;
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public:
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static wxWindow* sm_abortWindow;
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static bool sm_abortIt;
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private:
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DECLARE_CLASS(wxPrinterBase)
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wxDECLARE_NO_COPY_CLASS(wxPrinterBase);
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};
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//----------------------------------------------------------------------------
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// wxPrinter
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//----------------------------------------------------------------------------
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class WXDLLIMPEXP_CORE wxPrinter: public wxPrinterBase
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{
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public:
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wxPrinter(wxPrintDialogData *data = NULL);
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virtual ~wxPrinter();
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virtual wxPrintAbortDialog *CreateAbortWindow(wxWindow *parent, wxPrintout *printout) wxOVERRIDE;
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virtual void ReportError(wxWindow *parent, wxPrintout *printout, const wxString& message) wxOVERRIDE;
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virtual bool Setup(wxWindow *parent) wxOVERRIDE;
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virtual bool Print(wxWindow *parent, wxPrintout *printout, bool prompt = true) wxOVERRIDE;
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virtual wxDC* PrintDialog(wxWindow *parent) wxOVERRIDE;
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virtual wxPrintDialogData& GetPrintDialogData() const wxOVERRIDE;
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protected:
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wxPrinterBase *m_pimpl;
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private:
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DECLARE_CLASS(wxPrinter)
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wxDECLARE_NO_COPY_CLASS(wxPrinter);
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};
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//----------------------------------------------------------------------------
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// wxPrintout
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//----------------------------------------------------------------------------
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/*
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* Represents an object via which a document may be printed.
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* The programmer derives from this, overrides (at least) OnPrintPage,
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* and passes it to a wxPrinter object for printing, or a wxPrintPreview
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* object for previewing.
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*/
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class WXDLLIMPEXP_CORE wxPrintout: public wxObject
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{
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public:
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wxPrintout(const wxString& title = wxGetTranslation("Printout"));
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virtual ~wxPrintout();
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virtual bool OnBeginDocument(int startPage, int endPage);
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virtual void OnEndDocument();
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virtual void OnBeginPrinting();
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virtual void OnEndPrinting();
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// Guaranteed to be before any other functions are called
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virtual void OnPreparePrinting() { }
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virtual bool HasPage(int page);
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virtual bool OnPrintPage(int page) = 0;
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virtual void GetPageInfo(int *minPage, int *maxPage, int *pageFrom, int *pageTo);
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virtual wxString GetTitle() const { return m_printoutTitle; }
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wxDC *GetDC() const { return m_printoutDC; }
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void SetDC(wxDC *dc) { m_printoutDC = dc; }
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void FitThisSizeToPaper(const wxSize& imageSize);
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void FitThisSizeToPage(const wxSize& imageSize);
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void FitThisSizeToPageMargins(const wxSize& imageSize, const wxPageSetupDialogData& pageSetupData);
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void MapScreenSizeToPaper();
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void MapScreenSizeToPage();
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void MapScreenSizeToPageMargins(const wxPageSetupDialogData& pageSetupData);
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void MapScreenSizeToDevice();
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wxRect GetLogicalPaperRect() const;
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wxRect GetLogicalPageRect() const;
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wxRect GetLogicalPageMarginsRect(const wxPageSetupDialogData& pageSetupData) const;
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void SetLogicalOrigin(wxCoord x, wxCoord y);
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void OffsetLogicalOrigin(wxCoord xoff, wxCoord yoff);
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void SetPageSizePixels(int w, int h) { m_pageWidthPixels = w; m_pageHeightPixels = h; }
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void GetPageSizePixels(int *w, int *h) const { *w = m_pageWidthPixels; *h = m_pageHeightPixels; }
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void SetPageSizeMM(int w, int h) { m_pageWidthMM = w; m_pageHeightMM = h; }
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void GetPageSizeMM(int *w, int *h) const { *w = m_pageWidthMM; *h = m_pageHeightMM; }
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void SetPPIScreen(int x, int y) { m_PPIScreenX = x; m_PPIScreenY = y; }
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void SetPPIScreen(const wxSize& ppi) { SetPPIScreen(ppi.x, ppi.y); }
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void GetPPIScreen(int *x, int *y) const { *x = m_PPIScreenX; *y = m_PPIScreenY; }
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void SetPPIPrinter(int x, int y) { m_PPIPrinterX = x; m_PPIPrinterY = y; }
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void SetPPIPrinter(const wxSize& ppi) { SetPPIPrinter(ppi.x, ppi.y); }
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void GetPPIPrinter(int *x, int *y) const { *x = m_PPIPrinterX; *y = m_PPIPrinterY; }
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void SetPaperRectPixels(const wxRect& paperRectPixels) { m_paperRectPixels = paperRectPixels; }
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wxRect GetPaperRectPixels() const { return m_paperRectPixels; }
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// This must be called by wxPrintPreview to associate itself with the
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// printout it uses.
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virtual void SetPreview(wxPrintPreview *preview) { m_preview = preview; }
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wxPrintPreview *GetPreview() const { return m_preview; }
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virtual bool IsPreview() const { return GetPreview() != NULL; }
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private:
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wxString m_printoutTitle;
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wxDC* m_printoutDC;
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wxPrintPreview *m_preview;
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int m_pageWidthPixels;
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int m_pageHeightPixels;
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int m_pageWidthMM;
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int m_pageHeightMM;
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int m_PPIScreenX;
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int m_PPIScreenY;
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int m_PPIPrinterX;
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int m_PPIPrinterY;
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wxRect m_paperRectPixels;
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private:
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DECLARE_ABSTRACT_CLASS(wxPrintout)
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wxDECLARE_NO_COPY_CLASS(wxPrintout);
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};
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//----------------------------------------------------------------------------
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// wxPreviewCanvas
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//----------------------------------------------------------------------------
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/*
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* Canvas upon which a preview is drawn.
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*/
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class WXDLLIMPEXP_CORE wxPreviewCanvas: public wxScrolledWindow
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{
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public:
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wxPreviewCanvas(wxPrintPreviewBase *preview,
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wxWindow *parent,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = 0,
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const wxString& name = wxT("canvas"));
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virtual ~wxPreviewCanvas();
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void SetPreview(wxPrintPreviewBase *preview) { m_printPreview = preview; }
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void OnPaint(wxPaintEvent& event);
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void OnChar(wxKeyEvent &event);
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// Responds to colour changes
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void OnSysColourChanged(wxSysColourChangedEvent& event);
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private:
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#if wxUSE_MOUSEWHEEL
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void OnMouseWheel(wxMouseEvent& event);
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#endif // wxUSE_MOUSEWHEEL
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void OnIdle(wxIdleEvent& event);
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wxPrintPreviewBase* m_printPreview;
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DECLARE_CLASS(wxPreviewCanvas)
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DECLARE_EVENT_TABLE()
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wxDECLARE_NO_COPY_CLASS(wxPreviewCanvas);
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};
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//----------------------------------------------------------------------------
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// wxPreviewFrame
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//----------------------------------------------------------------------------
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/*
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* Default frame for showing preview.
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*/
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class WXDLLIMPEXP_CORE wxPreviewFrame: public wxFrame
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{
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public:
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wxPreviewFrame(wxPrintPreviewBase *preview,
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wxWindow *parent,
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const wxString& title = wxGetTranslation("Print Preview"),
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = wxDEFAULT_FRAME_STYLE | wxFRAME_FLOAT_ON_PARENT,
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const wxString& name = wxFrameNameStr);
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virtual ~wxPreviewFrame();
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// Either Initialize() or InitializeWithModality() must be called before
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// showing the preview frame, the former being just a particular case of
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// the latter initializing the frame for being showing app-modally.
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// Notice that we must keep Initialize() with its existing signature to
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// avoid breaking the old code that overrides it and we can't reuse the
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// same name for the other functions to avoid virtual function hiding
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// problem and the associated warnings given by some compilers (e.g. from
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// g++ with -Woverloaded-virtual).
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virtual void Initialize()
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{
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InitializeWithModality(wxPreviewFrame_AppModal);
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}
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// Also note that this method is not virtual as it doesn't need to be
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// overridden: it's never called by wxWidgets (of course, the same is true
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// for Initialize() but, again, it must remain virtual for compatibility).
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void InitializeWithModality(wxPreviewFrameModalityKind kind);
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void OnCloseWindow(wxCloseEvent& event);
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virtual void CreateCanvas();
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virtual void CreateControlBar();
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inline wxPreviewControlBar* GetControlBar() const { return m_controlBar; }
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protected:
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wxPreviewCanvas* m_previewCanvas;
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wxPreviewControlBar* m_controlBar;
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wxPrintPreviewBase* m_printPreview;
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wxWindowDisabler* m_windowDisabler;
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wxPreviewFrameModalityKind m_modalityKind;
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private:
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void OnChar(wxKeyEvent& event);
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DECLARE_EVENT_TABLE()
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DECLARE_CLASS(wxPreviewFrame)
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wxDECLARE_NO_COPY_CLASS(wxPreviewFrame);
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};
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//----------------------------------------------------------------------------
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// wxPreviewControlBar
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//----------------------------------------------------------------------------
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/*
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* A panel with buttons for controlling a print preview.
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* The programmer may wish to use other means for controlling
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* the print preview.
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*/
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#define wxPREVIEW_PRINT 1
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#define wxPREVIEW_PREVIOUS 2
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#define wxPREVIEW_NEXT 4
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#define wxPREVIEW_ZOOM 8
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#define wxPREVIEW_FIRST 16
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#define wxPREVIEW_LAST 32
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#define wxPREVIEW_GOTO 64
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#define wxPREVIEW_DEFAULT (wxPREVIEW_PREVIOUS|wxPREVIEW_NEXT|wxPREVIEW_ZOOM\
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|wxPREVIEW_FIRST|wxPREVIEW_GOTO|wxPREVIEW_LAST)
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// Ids for controls
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#define wxID_PREVIEW_CLOSE 1
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#define wxID_PREVIEW_NEXT 2
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#define wxID_PREVIEW_PREVIOUS 3
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#define wxID_PREVIEW_PRINT 4
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#define wxID_PREVIEW_ZOOM 5
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#define wxID_PREVIEW_FIRST 6
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#define wxID_PREVIEW_LAST 7
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#define wxID_PREVIEW_GOTO 8
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#define wxID_PREVIEW_ZOOM_IN 9
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#define wxID_PREVIEW_ZOOM_OUT 10
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class WXDLLIMPEXP_CORE wxPreviewControlBar: public wxPanel
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{
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DECLARE_CLASS(wxPreviewControlBar)
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public:
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wxPreviewControlBar(wxPrintPreviewBase *preview,
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long buttons,
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wxWindow *parent,
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const wxPoint& pos = wxDefaultPosition,
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const wxSize& size = wxDefaultSize,
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long style = wxTAB_TRAVERSAL,
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const wxString& name = wxT("panel"));
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virtual ~wxPreviewControlBar();
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virtual void CreateButtons();
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virtual void SetPageInfo(int minPage, int maxPage);
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virtual void SetZoomControl(int zoom);
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virtual int GetZoomControl();
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virtual wxPrintPreviewBase *GetPrintPreview() const
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{ return m_printPreview; }
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// Implementation only from now on.
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void OnWindowClose(wxCommandEvent& event);
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void OnNext();
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void OnPrevious();
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void OnFirst();
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void OnLast();
|
|
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 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;
|
|
wxChoice* m_zoomControl;
|
|
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()
|
|
wxDECLARE_NO_COPY_CLASS(wxPreviewControlBar);
|
|
};
|
|
|
|
//----------------------------------------------------------------------------
|
|
// wxPrintPreviewBase
|
|
//----------------------------------------------------------------------------
|
|
|
|
/*
|
|
* Programmer creates an object of this class to preview a wxPrintout.
|
|
*/
|
|
|
|
class WXDLLIMPEXP_CORE wxPrintPreviewBase: public wxObject
|
|
{
|
|
public:
|
|
wxPrintPreviewBase(wxPrintout *printout,
|
|
wxPrintout *printoutForPrinting = NULL,
|
|
wxPrintDialogData *data = NULL);
|
|
wxPrintPreviewBase(wxPrintout *printout,
|
|
wxPrintout *printoutForPrinting,
|
|
wxPrintData *data);
|
|
virtual ~wxPrintPreviewBase();
|
|
|
|
virtual bool SetCurrentPage(int pageNum);
|
|
virtual int GetCurrentPage() const;
|
|
|
|
virtual void SetPrintout(wxPrintout *printout);
|
|
virtual wxPrintout *GetPrintout() const;
|
|
virtual wxPrintout *GetPrintoutForPrinting() const;
|
|
|
|
virtual void SetFrame(wxFrame *frame);
|
|
virtual void SetCanvas(wxPreviewCanvas *canvas);
|
|
|
|
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);
|
|
|
|
// Adjusts the scrollbars for the current scale
|
|
virtual void AdjustScrollbars(wxPreviewCanvas *canvas);
|
|
|
|
// This is called by wxPrintPreview to render a page into a wxMemoryDC.
|
|
virtual bool RenderPage(int pageNum);
|
|
|
|
|
|
virtual void SetZoom(int percent);
|
|
virtual int GetZoom() const;
|
|
|
|
virtual wxPrintDialogData& GetPrintDialogData();
|
|
|
|
virtual int GetMaxPage() const;
|
|
virtual int GetMinPage() const;
|
|
|
|
virtual bool Ok() const { return IsOk(); }
|
|
virtual bool IsOk() const;
|
|
virtual void SetOk(bool ok);
|
|
|
|
///////////////////////////////////////////////////////////////////////////
|
|
// OVERRIDES
|
|
|
|
// If we own a wxPrintout that can be used for printing, this
|
|
// will invoke the actual printing procedure. Called
|
|
// by the wxPreviewControlBar.
|
|
virtual bool Print(bool interactive) = 0;
|
|
|
|
// Calculate scaling that needs to be done to get roughly
|
|
// the right scaling for the screen pretending to be
|
|
// 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_previewScaleX;
|
|
float m_previewScaleY;
|
|
int m_topMargin;
|
|
int m_leftMargin;
|
|
int m_pageWidth;
|
|
int m_pageHeight;
|
|
int m_minPage;
|
|
int m_maxPage;
|
|
|
|
bool m_isOk;
|
|
bool m_printingPrepared; // Called OnPreparePrinting?
|
|
|
|
private:
|
|
void Init(wxPrintout *printout, wxPrintout *printoutForPrinting);
|
|
|
|
wxDECLARE_NO_COPY_CLASS(wxPrintPreviewBase);
|
|
DECLARE_CLASS(wxPrintPreviewBase)
|
|
};
|
|
|
|
//----------------------------------------------------------------------------
|
|
// wxPrintPreview
|
|
//----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_CORE wxPrintPreview: public wxPrintPreviewBase
|
|
{
|
|
public:
|
|
wxPrintPreview(wxPrintout *printout,
|
|
wxPrintout *printoutForPrinting = NULL,
|
|
wxPrintDialogData *data = NULL);
|
|
wxPrintPreview(wxPrintout *printout,
|
|
wxPrintout *printoutForPrinting,
|
|
wxPrintData *data);
|
|
virtual ~wxPrintPreview();
|
|
|
|
virtual bool SetCurrentPage(int pageNum) wxOVERRIDE;
|
|
virtual int GetCurrentPage() const wxOVERRIDE;
|
|
virtual void SetPrintout(wxPrintout *printout) wxOVERRIDE;
|
|
virtual wxPrintout *GetPrintout() const wxOVERRIDE;
|
|
virtual wxPrintout *GetPrintoutForPrinting() const wxOVERRIDE;
|
|
virtual void SetFrame(wxFrame *frame) wxOVERRIDE;
|
|
virtual void SetCanvas(wxPreviewCanvas *canvas) wxOVERRIDE;
|
|
|
|
virtual wxFrame *GetFrame() const wxOVERRIDE;
|
|
virtual wxPreviewCanvas *GetCanvas() const wxOVERRIDE;
|
|
virtual bool PaintPage(wxPreviewCanvas *canvas, wxDC& dc) wxOVERRIDE;
|
|
virtual bool UpdatePageRendering() wxOVERRIDE;
|
|
virtual bool DrawBlankPage(wxPreviewCanvas *canvas, wxDC& dc) wxOVERRIDE;
|
|
virtual void AdjustScrollbars(wxPreviewCanvas *canvas) wxOVERRIDE;
|
|
virtual bool RenderPage(int pageNum) wxOVERRIDE;
|
|
virtual void SetZoom(int percent) wxOVERRIDE;
|
|
virtual int GetZoom() const wxOVERRIDE;
|
|
|
|
virtual bool Print(bool interactive) wxOVERRIDE;
|
|
virtual void DetermineScaling() wxOVERRIDE;
|
|
|
|
virtual wxPrintDialogData& GetPrintDialogData() wxOVERRIDE;
|
|
|
|
virtual int GetMaxPage() const wxOVERRIDE;
|
|
virtual int GetMinPage() const wxOVERRIDE;
|
|
|
|
virtual bool Ok() const wxOVERRIDE { return IsOk(); }
|
|
virtual bool IsOk() const wxOVERRIDE;
|
|
virtual void SetOk(bool ok) wxOVERRIDE;
|
|
|
|
private:
|
|
wxPrintPreviewBase *m_pimpl;
|
|
|
|
private:
|
|
DECLARE_CLASS(wxPrintPreview)
|
|
wxDECLARE_NO_COPY_CLASS(wxPrintPreview);
|
|
};
|
|
|
|
//----------------------------------------------------------------------------
|
|
// wxPrintAbortDialog
|
|
//----------------------------------------------------------------------------
|
|
|
|
class WXDLLIMPEXP_CORE wxPrintAbortDialog: public wxDialog
|
|
{
|
|
public:
|
|
wxPrintAbortDialog(wxWindow *parent,
|
|
const wxString& documentTitle,
|
|
const wxPoint& pos = wxDefaultPosition,
|
|
const wxSize& size = wxDefaultSize,
|
|
long style = wxDEFAULT_DIALOG_STYLE,
|
|
const wxString& name = wxT("dialog"));
|
|
|
|
void SetProgress(int currentPage, int totalPages,
|
|
int currentCopy, int totalCopies);
|
|
|
|
void OnCancel(wxCommandEvent& event);
|
|
|
|
private:
|
|
wxStaticText *m_progress;
|
|
|
|
DECLARE_EVENT_TABLE()
|
|
wxDECLARE_NO_COPY_CLASS(wxPrintAbortDialog);
|
|
};
|
|
|
|
#endif // wxUSE_PRINTING_ARCHITECTURE
|
|
|
|
#endif
|
|
// _WX_PRNTBASEH__
|