wxWidgets/samples/printing/printing.h
Vadim Zeitlin ca8b470a41 Add "virtual" keywords to the overridden functions in the printing sample.
There are no real changes, just make it easier to understand that the sample
code overrides the base class virtual methods by reusing the virtual keyword
in the derived class.

See #12819.

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@66548 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2011-01-03 18:44:16 +00:00

120 lines
2.9 KiB
C++

/////////////////////////////////////////////////////////////////////////////
// Name: samples/printing.h
// Purpose: Printing demo for wxWidgets
// Author: Julian Smart
// Modified by:
// Created: 1995
// RCS-ID: $Id$
// Copyright: (c) Julian Smart
// Licence: wxWindows licence
/////////////////////////////////////////////////////////////////////////////
// Define a new application
class MyApp: public wxApp
{
public:
MyApp() {}
virtual bool OnInit();
virtual int OnExit();
void Draw(wxDC& dc);
void IncrementAngle()
{ m_angle += 5; }
void DecrementAngle()
{ m_angle -= 5; }
wxFont& GetTestFont()
{ return m_testFont; }
private:
int m_angle;
wxBitmap m_bitmap;
wxFont m_testFont;
};
DECLARE_APP(MyApp)
class MyCanvas;
// Define a new canvas and frame
class MyFrame: public wxFrame
{
public:
MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, const wxSize& size);
void OnAngleUp(wxCommandEvent& event);
void OnAngleDown(wxCommandEvent& event);
void OnPrint(wxCommandEvent& event);
void OnPrintPreview(wxCommandEvent& event);
void OnPageSetup(wxCommandEvent& event);
#if defined(__WXMSW__) && wxTEST_POSTSCRIPT_IN_MSW
void OnPrintPS(wxCommandEvent& event);
void OnPrintPreviewPS(wxCommandEvent& event);
void OnPageSetupPS(wxCommandEvent& event);
#endif
#ifdef __WXMAC__
void OnPageMargins(wxCommandEvent& event);
#endif
void OnExit(wxCommandEvent& event);
void OnPrintAbout(wxCommandEvent& event);
private:
MyCanvas* m_canvas;
DECLARE_EVENT_TABLE()
};
// Define a new white canvas
class MyCanvas: public wxScrolledWindow
{
public:
MyCanvas(wxFrame *frame, const wxPoint& pos, const wxSize& size, long style = wxRETAINED);
//void OnPaint(wxPaintEvent& evt);
virtual void OnDraw(wxDC& dc);
private:
DECLARE_EVENT_TABLE()
};
// Defines a new printout class to print our document
class MyPrintout: public wxPrintout
{
public:
MyPrintout(MyFrame* frame, const wxString &title = wxT("My printout"))
: wxPrintout(title) { m_frame=frame; }
virtual bool OnPrintPage(int page);
virtual bool HasPage(int page);
virtual bool OnBeginDocument(int startPage, int endPage);
virtual void GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo);
void DrawPageOne();
void DrawPageTwo();
// Writes a header on a page. Margin units are in millimetres.
bool WritePageHeader(wxPrintout *printout, wxDC *dc, const wxString& text, float mmToLogical);
private:
MyFrame *m_frame;
};
// constants:
#define WXPRINT_PAGE_SETUP 103
#define WXPRINT_PRINT_PS 105
#define WXPRINT_PAGE_SETUP_PS 107
#define WXPRINT_PREVIEW_PS 108
#define WXPRINT_ANGLEUP 110
#define WXPRINT_ANGLEDOWN 111
#ifdef __WXMAC__
#define WXPRINT_PAGE_MARGINS 112
#endif