286 lines
8.2 KiB
C++
286 lines
8.2 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: printing.cpp
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// Purpose: wxHtml sample: wxHtmlEasyPrinting test
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// Author: Vaclav Slavik
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// Copyright: (c) 1998-2009 wxWidgets team
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifdef __BORLANDC__
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#pragma hdrstop
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#endif
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// for all others, include the necessary headers (this file is usually all you
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// need because it includes almost all "standard" wxWidgets headers
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#include "wx/image.h"
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#include "wx/html/htmlwin.h"
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#include "wx/html/htmprint.h"
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#ifndef wxHAS_IMAGES_IN_RESOURCES
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#include "../../sample.xpm"
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#endif
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// ----------------------------------------------------------------------------
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// private classes
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// ----------------------------------------------------------------------------
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// Define a new application type, each program should derive a class from wxApp
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class MyApp : public wxApp
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{
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public:
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// override base class virtuals
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// ----------------------------
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// this one is called on application startup and is a good place for the app
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// initialization (doing it here and not in the ctor allows to have an error
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// return: if OnInit() returns false, the application terminates)
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virtual bool OnInit();
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};
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// Define a new frame type: this is going to be our main frame
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class MyFrame : public wxFrame
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{
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public:
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// ctor and dtor
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MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
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virtual ~MyFrame();
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// event handlers (these functions should _not_ be virtual)
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void OnQuit(wxCommandEvent& event);
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void OnAbout(wxCommandEvent& event);
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void OnPageSetup(wxCommandEvent& event);
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void OnPrint(wxCommandEvent& event);
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void OnPreview(wxCommandEvent& event);
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void OnOpen(wxCommandEvent& event);
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void OnPrintSmall(wxCommandEvent& event);
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void OnPrintNormal(wxCommandEvent& event);
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void OnPrintHuge(wxCommandEvent& event);
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private:
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wxHtmlWindow *m_Html;
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wxHtmlEasyPrinting *m_Prn;
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wxString m_Name;
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// any class wishing to process wxWidgets events must use this macro
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wxDECLARE_EVENT_TABLE();
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};
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// ----------------------------------------------------------------------------
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// constants
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// ----------------------------------------------------------------------------
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// IDs for the controls and the menu commands
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enum
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{
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// menu items
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Minimal_Quit = 1,
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Minimal_Print,
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Minimal_Preview,
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Minimal_PageSetup,
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Minimal_Open,
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Minimal_PrintSmall,
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Minimal_PrintNormal,
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Minimal_PrintHuge
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};
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// ----------------------------------------------------------------------------
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// event tables and other macros for wxWidgets
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// ----------------------------------------------------------------------------
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// the event tables connect the wxWidgets events with the functions (event
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// handlers) which process them. It can be also done at run-time, but for the
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// simple menu events like this the static method is much simpler.
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wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
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EVT_MENU(Minimal_Quit, MyFrame::OnQuit)
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EVT_MENU(wxID_ABOUT, MyFrame::OnAbout)
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EVT_MENU(Minimal_Print, MyFrame::OnPrint)
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EVT_MENU(Minimal_Preview, MyFrame::OnPreview)
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EVT_MENU(Minimal_PageSetup, MyFrame::OnPageSetup)
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EVT_MENU(Minimal_Open, MyFrame::OnOpen)
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EVT_MENU(Minimal_PrintSmall, MyFrame::OnPrintSmall)
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EVT_MENU(Minimal_PrintNormal, MyFrame::OnPrintNormal)
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EVT_MENU(Minimal_PrintHuge, MyFrame::OnPrintHuge)
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wxEND_EVENT_TABLE()
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// Create a new application object: this macro will allow wxWidgets to create
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// the application object during program execution (it's better than using a
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// static object for many reasons) and also declares the accessor function
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// wxGetApp() which will return the reference of the right type (i.e. MyApp and
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// not wxApp)
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IMPLEMENT_APP(MyApp)
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// ============================================================================
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// implementation
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// ============================================================================
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// ----------------------------------------------------------------------------
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// the application class
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// ----------------------------------------------------------------------------
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// `Main program' equivalent: the program execution "starts" here
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bool MyApp::OnInit()
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{
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if ( !wxApp::OnInit() )
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return false;
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#if wxUSE_LIBPNG
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wxImage::AddHandler(new wxPNGHandler);
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#endif
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#if wxUSE_LIBJPEG
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wxImage::AddHandler(new wxJPEGHandler);
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#endif
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#if wxUSE_GIF
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wxImage::AddHandler(new wxGIFHandler);
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#endif
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MyFrame *frame = new MyFrame(_("Printing test"),
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wxDefaultPosition, wxSize(640, 480));
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// Show it
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frame->Show(true);
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// success: wxApp::OnRun() will be called which will enter the main message
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// loop and the application will run. If we returned false here, the
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// application would exit immediately.
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return true;
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}
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// ----------------------------------------------------------------------------
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// main frame
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// ----------------------------------------------------------------------------
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// frame constructor
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MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
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: wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size)
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{
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SetIcon(wxICON(sample));
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// create a menu bar
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wxMenu *menuFile = new wxMenu;
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menuFile->Append(Minimal_Open, _("Open...\tCtrl-O"));
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menuFile->AppendSeparator();
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menuFile->Append(Minimal_PageSetup, _("Page &Setup"));
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menuFile->Append(Minimal_Preview, _("Print pre&view..."));
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menuFile->Append(Minimal_Print, _("Print...\tCtrl-P"));
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menuFile->AppendSeparator();
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menuFile->Append(wxID_ABOUT, _("&About"));
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menuFile->AppendSeparator();
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menuFile->Append(Minimal_Quit, _("&Exit"));
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wxMenu *menuFonts = new wxMenu;
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menuFonts->AppendRadioItem(Minimal_PrintSmall, _("&Small Printer Fonts"));
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menuFonts->AppendRadioItem(Minimal_PrintNormal, _("&Normal Printer Fonts"));
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menuFonts->AppendRadioItem(Minimal_PrintHuge, _("&Huge Printer Fonts"));
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// now append the freshly created menu to the menu bar...
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wxMenuBar *menuBar = new wxMenuBar;
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menuBar->Append(menuFile, _("&File"));
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menuBar->Append(menuFonts, _("F&onts"));
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// ... and attach this menu bar to the frame
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SetMenuBar(menuBar);
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#if wxUSE_STATUSBAR
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CreateStatusBar(1);
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#endif // wxUSE_STATUSBAR
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m_Html = new wxHtmlWindow(this);
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m_Html -> SetRelatedFrame(this, _("HTML : %s"));
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#if wxUSE_STATUSBAR
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m_Html -> SetRelatedStatusBar(0);
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#endif // wxUSE_STATUSBAR
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m_Name = wxT("test.htm");
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m_Html -> LoadPage(m_Name);
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m_Prn = new wxHtmlEasyPrinting(_("Easy Printing Demo"), this);
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m_Prn -> SetHeader(m_Name + wxT("(@PAGENUM@/@PAGESCNT@)<hr>"), wxPAGE_ALL);
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// To specify where the AFM files are kept on Unix,
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// you may wish to do something like this
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// m_Prn->GetPrintData()->SetFontMetricPath(wxT("/home/julians/afm"));
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}
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// frame destructor
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MyFrame::~MyFrame()
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{
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wxDELETE(m_Prn);
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}
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// event handlers
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void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
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{
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// true is to force the frame to close
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Close(true);
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}
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void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
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{
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wxMessageBox(_("HTML printing sample\n\n(c) Vaclav Slavik, 1999"));
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}
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void MyFrame::OnPageSetup(wxCommandEvent& WXUNUSED(event))
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{
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m_Prn -> PageSetup();
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}
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void MyFrame::OnPrint(wxCommandEvent& WXUNUSED(event))
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{
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m_Prn -> PrintFile(m_Name);
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}
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void MyFrame::OnPreview(wxCommandEvent& WXUNUSED(event))
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{
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m_Prn -> PreviewFile(m_Name);
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}
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void MyFrame::OnOpen(wxCommandEvent& WXUNUSED(event))
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{
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wxFileDialog dialog(this, _("Open HTML page"), wxT(""), wxT(""), wxT("*.htm"), 0);
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if (dialog.ShowModal() == wxID_OK)
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{
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m_Name = dialog.GetPath();
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m_Html -> LoadPage(m_Name);
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m_Prn -> SetHeader(m_Name + wxT("(@PAGENUM@/@PAGESCNT@)<hr>"), wxPAGE_ALL);
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}
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}
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void MyFrame::OnPrintSmall(wxCommandEvent& WXUNUSED(event))
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{
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m_Prn->SetStandardFonts(8);
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}
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void MyFrame::OnPrintNormal(wxCommandEvent& WXUNUSED(event))
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{
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m_Prn->SetStandardFonts(12);
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}
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void MyFrame::OnPrintHuge(wxCommandEvent& WXUNUSED(event))
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{
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m_Prn->SetStandardFonts(28);
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}
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