-/*
- * File: printing.cc
- * Purpose: Printing demo for wxWindows class library
- * Author: Julian Smart
- * modified by Vaclav Slavik (wxHTML stuffs)
- * Created: 1995
- * Updated:
- * Copyright: (c) 1995, AIAI, University of Edinburgh
- */
-
-/* static const char sccsid[] = "%W% %G%"; */
-
-#ifdef __GNUG__
-#pragma implementation
-#endif
+/////////////////////////////////////////////////////////////////////////////
+// Name: printing.cpp
+// Purpose: wxHtml sample: wxHtmlEasyPrinting test
+// Author: ?
+// Modified by:
+// Created: ?
+// RCS-ID: $Id$
+// Copyright: (c) wxWidgets team
+// Licence: wxWindows licence
+/////////////////////////////////////////////////////////////////////////////
+
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#pragma hdrstop
#endif
+// for all others, include the necessary headers (this file is usually all you
+// need because it includes almost all "standard" wxWidgets headers
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
-#if !wxUSE_PRINTING_ARCHITECTURE
-#error You must set wxUSE_PRINTING_ARCHITECTURE to 1 in setup.h to compile this demo.
+#include "wx/image.h"
+#include "wx/html/htmlwin.h"
+#include "wx/html/htmprint.h"
+
+#ifndef __WXMSW__
+ #include "../../sample.xpm"
#endif
-// Set this to 1 if you want to test PostScript printing under MSW.
-// However, you'll also need to edit src/msw/makefile.nt.
-//!!! DON'T DO THAT! This is wxHTML sample now
-#define wxTEST_POSTSCRIPT_IN_MSW 0
+// ----------------------------------------------------------------------------
+// private classes
+// ----------------------------------------------------------------------------
-#include <ctype.h>
-#include "wx/metafile.h"
-#include "wx/print.h"
-#include "wx/printdlg.h"
+// Define a new application type, each program should derive a class from wxApp
+class MyApp : public wxApp
+{
+public:
+ // override base class virtuals
+ // ----------------------------
-#include "wx/accel.h"
+ // this one is called on application startup and is a good place for the app
+ // initialization (doing it here and not in the ctor allows to have an error
+ // return: if OnInit() returns false, the application terminates)
-#if wxTEST_POSTSCRIPT_IN_MSW
-#include "wx/generic/printps.h"
-#include "wx/generic/prntdlgg.h"
-#endif
+ virtual bool OnInit();
+};
-#include <wx/wxhtml.h>
-#include <wx/wfstream.h>
-#include "printing.h"
+// Define a new frame type: this is going to be our main frame
+class MyFrame : public wxFrame
+{
+public:
+ // ctor and dtor
-#ifndef __WXMSW__
-#include "mondrian.xpm"
-#endif
+ MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size);
+ virtual ~MyFrame();
-// Global print data, to remember settings during the session
-wxPrintData *g_printData = (wxPrintData*) NULL ;
+ // event handlers (these functions should _not_ be virtual)
+ void OnQuit(wxCommandEvent& event);
+ void OnAbout(wxCommandEvent& event);
-// Global page setup data
-wxPageSetupData* g_pageSetupData = (wxPageSetupData*) NULL;
+ void OnPageSetup(wxCommandEvent& event);
+ void OnPrint(wxCommandEvent& event);
+ void OnPreview(wxCommandEvent& event);
+ void OnOpen(wxCommandEvent& event);
+ void OnPrintSmall(wxCommandEvent& event);
+ void OnPrintNormal(wxCommandEvent& event);
+ void OnPrintHuge(wxCommandEvent& event);
-// Declare a frame
-MyFrame *frame = (MyFrame *) NULL;
-wxHtmlWindow *html = NULL;
-int orientation = wxPORTRAIT;
-// Main proc
-IMPLEMENT_APP(MyApp)
+private:
+ wxHtmlWindow *m_Html;
+ wxHtmlEasyPrinting *m_Prn;
+ wxString m_Name;
+ // any class wishing to process wxWidgets events must use this macro
+ DECLARE_EVENT_TABLE()
+};
-MyApp::MyApp()
-{
-}
+// ----------------------------------------------------------------------------
+// constants
+// ----------------------------------------------------------------------------
-// The `main program' equivalent, creating the windows and returning the
-// main frame
-bool MyApp::OnInit(void)
+// IDs for the controls and the menu commands
+enum
{
- g_printData = new wxPrintData;
- g_pageSetupData = new wxPageSetupDialogData;
-
- // Create the main frame window
- frame = new MyFrame((wxFrame *) NULL, (char *) "wxWindows Printing Demo", wxPoint(0, 0), wxSize(600, 400));
-
- // Give it a status line
- frame->CreateStatusBar(2);
+ // menu items
+ Minimal_Quit = 1,
+ Minimal_Print,
+ Minimal_Preview,
+ Minimal_PageSetup,
+ Minimal_Open,
+ Minimal_PrintSmall,
+ Minimal_PrintNormal,
+ Minimal_PrintHuge
+
+};
+
+// ----------------------------------------------------------------------------
+// event tables and other macros for wxWidgets
+// ----------------------------------------------------------------------------
+
+// the event tables connect the wxWidgets events with the functions (event
+// handlers) which process them. It can be also done at run-time, but for the
+// simple menu events like this the static method is much simpler.
+BEGIN_EVENT_TABLE(MyFrame, wxFrame)
+ EVT_MENU(Minimal_Quit, MyFrame::OnQuit)
+ EVT_MENU(wxID_ABOUT, MyFrame::OnAbout)
+ EVT_MENU(Minimal_Print, MyFrame::OnPrint)
+ EVT_MENU(Minimal_Preview, MyFrame::OnPreview)
+ EVT_MENU(Minimal_PageSetup, MyFrame::OnPageSetup)
+ EVT_MENU(Minimal_Open, MyFrame::OnOpen)
+ EVT_MENU(Minimal_PrintSmall, MyFrame::OnPrintSmall)
+ EVT_MENU(Minimal_PrintNormal, MyFrame::OnPrintNormal)
+ EVT_MENU(Minimal_PrintHuge, MyFrame::OnPrintHuge)
+END_EVENT_TABLE()
- // Load icon and bitmap
- frame->SetIcon( wxICON( mondrian) );
+// Create a new application object: this macro will allow wxWidgets to create
+// the application object during program execution (it's better than using a
+// static object for many reasons) and also declares the accessor function
+// wxGetApp() which will return the reference of the right type (i.e. MyApp and
+// not wxApp)
+IMPLEMENT_APP(MyApp)
- // Make a menubar
- wxMenu *file_menu = new wxMenu;
+// ============================================================================
+// implementation
+// ============================================================================
- file_menu->Append(WXPRINT_PRINT, "&Print...", "Print");
- file_menu->Append(WXPRINT_PRINT_SETUP, "Print &Setup...", "Setup printer properties");
- file_menu->Append(WXPRINT_PAGE_SETUP, "Page Set&up...", "Page setup");
- file_menu->Append(WXPRINT_PREVIEW, "Print Pre&view", "Preview");
+// ----------------------------------------------------------------------------
+// the application class
+// ----------------------------------------------------------------------------
+// `Main program' equivalent: the program execution "starts" here
- // Accelerators
- wxAcceleratorEntry entries[1];
- entries[0].Set(wxACCEL_CTRL, (int) 'V', WXPRINT_PREVIEW);
- wxAcceleratorTable accel(1, entries);
- frame->SetAcceleratorTable(accel);
-
- file_menu->AppendSeparator();
- file_menu->Append(WXPRINT_QUIT, "E&xit", "Exit program");
+bool MyApp::OnInit()
+{
+ if ( !wxApp::OnInit() )
+ return false;
- wxMenu *help_menu = new wxMenu;
- help_menu->Append(WXPRINT_ABOUT, "&About", "About this demo");
+#if wxUSE_LIBPNG
+ wxImage::AddHandler(new wxPNGHandler);
+#endif
+#if wxUSE_LIBJPEG
+ wxImage::AddHandler(new wxJPEGHandler);
+#endif
+#if wxUSE_GIF
+ wxImage::AddHandler(new wxGIFHandler);
+#endif
- wxMenuBar *menu_bar = new wxMenuBar;
+ MyFrame *frame = new MyFrame(_("Printing test"),
+ wxDefaultPosition, wxSize(640, 480));
- menu_bar->Append(file_menu, "&File");
- menu_bar->Append(help_menu, "&Help");
+ // Show it and tell the application that it's our main window
+ // @@@ what does it do exactly, in fact? is it necessary here?
+ frame->Show(true);
+ SetTopWindow(frame);
- // Associate the menu bar with the frame
- frame->SetMenuBar(menu_bar);
- frame->Centre(wxBOTH);
- frame->Show(TRUE);
+ // success: wxApp::OnRun() will be called which will enter the main message
+ // loop and the application will run. If we returned false here, the
+ // application would exit immediately.
+ return true;
+}
- frame->SetStatusText("Printing demo");
+// ----------------------------------------------------------------------------
+// main frame
+// ----------------------------------------------------------------------------
- SetTopWindow(frame);
- return TRUE;
+// frame constructor
+MyFrame::MyFrame(const wxString& title, const wxPoint& pos, const wxSize& size)
+ : wxFrame((wxFrame *)NULL, wxID_ANY, title, pos, size)
+{
+ SetIcon(wxICON(sample));
+
+ // create a menu bar
+ wxMenu *menuFile = new wxMenu;
+ menuFile->Append(Minimal_Open, _("Open...\tCtrl-O"));
+ menuFile->AppendSeparator();
+ menuFile->Append(Minimal_PageSetup, _("Page Setup"));
+ menuFile->Append(Minimal_Print, _("Print..."));
+ menuFile->Append(Minimal_Preview, _("Preview..."));
+ menuFile->AppendSeparator();
+ menuFile->Append(wxID_ABOUT, _("&About"));
+ menuFile->AppendSeparator();
+ menuFile->Append(Minimal_Quit, _("&Exit"));
+
+ wxMenu *testFile = new wxMenu;
+ testFile->Append(Minimal_PrintSmall, _("Small Printer Fonts"));
+ testFile->Append(Minimal_PrintNormal, _("Normal Printer Fonts"));
+ testFile->Append(Minimal_PrintHuge, _("Huge Printer Fonts"));
+
+ // now append the freshly created menu to the menu bar...
+ wxMenuBar *menuBar = new wxMenuBar;
+ menuBar->Append(menuFile, _("&File"));
+ menuBar->Append(testFile, _("&Test"));
+
+ // ... and attach this menu bar to the frame
+ SetMenuBar(menuBar);
+
+#if wxUSE_STATUSBAR
+ CreateStatusBar(1);
+#endif // wxUSE_STATUSBAR
+
+ m_Html = new wxHtmlWindow(this);
+ m_Html -> SetRelatedFrame(this, _("HTML : %s"));
+#if wxUSE_STATUSBAR
+ m_Html -> SetRelatedStatusBar(0);
+#endif // wxUSE_STATUSBAR
+ m_Name = wxT("test.htm");
+ m_Html -> LoadPage(m_Name);
+
+ m_Prn = new wxHtmlEasyPrinting(_("Easy Printing Demo"), this);
+ m_Prn -> SetHeader(m_Name + wxT("(@PAGENUM@/@PAGESCNT@)<hr>"), wxPAGE_ALL);
+
+ // To specify where the AFM files are kept on Unix,
+ // you may wish to do something like this
+ // m_Prn->GetPrintData()->SetFontMetricPath(wxT("/home/julians/afm"));
}
-int MyApp::OnExit()
+// frame destructor
+MyFrame::~MyFrame()
{
- delete g_printData;
- delete g_pageSetupData;
- return 1;
+ delete m_Prn;
+ m_Prn = (wxHtmlEasyPrinting *) NULL;
}
-BEGIN_EVENT_TABLE(MyFrame, wxFrame)
- EVT_MENU(WXPRINT_QUIT, MyFrame::OnExit)
- EVT_MENU(WXPRINT_PRINT, MyFrame::OnPrint)
- EVT_MENU(WXPRINT_PREVIEW, MyFrame::OnPrintPreview)
- EVT_MENU(WXPRINT_PRINT_SETUP, MyFrame::OnPrintSetup)
- EVT_MENU(WXPRINT_PAGE_SETUP, MyFrame::OnPageSetup)
- EVT_MENU(WXPRINT_ABOUT, MyFrame::OnPrintAbout)
-END_EVENT_TABLE()
-// Define my frame constructor
-MyFrame::MyFrame(wxFrame *frame, const wxString& title, const wxPoint& pos, const wxSize& size):
- wxFrame(frame, -1, title, pos, size)
-{
- html = new wxHtmlWindow(this);
- html -> LoadPage("test.htm");
-}
+// event handlers
-void MyFrame::OnExit(wxCommandEvent& WXUNUSED(event))
+void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event))
{
- Close(TRUE);
+ // true is to force the frame to close
+ Close(true);
}
-void MyFrame::OnPrint(wxCommandEvent& WXUNUSED(event))
-{
- wxPrinter printer;
- MyPrintout printout("My printout");
- if (!printer.Print(this, &printout, TRUE))
- wxMessageBox("There was a problem printing.\nPerhaps your current printer is not set correctly?", "Printing", wxOK);
-}
-void MyFrame::OnPrintPreview(wxCommandEvent& WXUNUSED(event))
+void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event))
{
- wxPrintData printData;
- printData.SetOrientation(orientation);
-
- // Pass two printout objects: for preview, and possible printing.
- wxPrintPreview *preview = new wxPrintPreview(new MyPrintout, new MyPrintout, & printData);
- if (!preview->Ok())
- {
- delete preview;
- wxMessageBox("There was a problem previewing.\nPerhaps your current printer is not set correctly?", "Previewing", wxOK);
- return;
- }
-
- wxPreviewFrame *frame = new wxPreviewFrame(preview, this, "Demo Print Preview", wxPoint(100, 100), wxSize(600, 650));
- frame->Centre(wxBOTH);
- frame->Initialize();
- frame->Show(TRUE);
+ wxMessageBox(_("HTML printing sample\n\n(c) Vaclav Slavik, 1999"));
}
-void MyFrame::OnPrintSetup(wxCommandEvent& WXUNUSED(event))
-{
- wxPrintDialogData printDialogData(* g_printData);
- wxPrintDialog printerDialog(this, & printDialogData);
-
- printerDialog.GetPrintDialogData().SetSetupDialog(TRUE);
- printerDialog.ShowModal();
-
- (*g_printData) = printerDialog.GetPrintDialogData().GetPrintData();
-}
void MyFrame::OnPageSetup(wxCommandEvent& WXUNUSED(event))
{
- (*g_pageSetupData) = * g_printData;
-
- wxPageSetupDialog pageSetupDialog(this, g_pageSetupData);
- pageSetupDialog.ShowModal();
-
- (*g_printData) = pageSetupDialog.GetPageSetupData().GetPrintData();
- (*g_pageSetupData) = pageSetupDialog.GetPageSetupData();
+ m_Prn -> PageSetup();
}
-
-void MyFrame::OnPrintAbout(wxCommandEvent& WXUNUSED(event))
+void MyFrame::OnPrint(wxCommandEvent& WXUNUSED(event))
{
- (void)wxMessageBox("wxWindows printing demo\nAuthor: Julian Smart julian.smart@ukonline.co.uk\n\nModified by Vaclav Slavik to show wxHtml features",
- "About wxWindows printing demo", wxOK|wxCENTRE);
+ m_Prn -> PrintFile(m_Name);
}
-bool MyPrintout::OnPrintPage(int page)
+void MyFrame::OnPreview(wxCommandEvent& WXUNUSED(event))
{
- wxDC *dc = GetDC();
- if (dc)
- {
- if (page == 1)
- DrawPageOne(dc);
-
- return TRUE;
- }
- else
- return FALSE;
+ m_Prn -> PreviewFile(m_Name);
}
-bool MyPrintout::OnBeginDocument(int startPage, int endPage)
-{
- if (!wxPrintout::OnBeginDocument(startPage, endPage))
- return FALSE;
- return TRUE;
+void MyFrame::OnOpen(wxCommandEvent& WXUNUSED(event))
+{
+ wxFileDialog dialog(this, _("Open HTML page"), wxT(""), wxT(""), wxT("*.htm"), 0);
+
+ if (dialog.ShowModal() == wxID_OK)
+ {
+ m_Name = dialog.GetPath();
+ m_Html -> LoadPage(m_Name);
+ m_Prn -> SetHeader(m_Name + wxT("(@PAGENUM@/@PAGESCNT@)<hr>"), wxPAGE_ALL);
+ }
}
-void MyPrintout::GetPageInfo(int *minPage, int *maxPage, int *selPageFrom, int *selPageTo)
+
+void MyFrame::OnPrintSmall(wxCommandEvent& WXUNUSED(event))
{
- *minPage = 1;
- *maxPage = 1;
- *selPageFrom = 1;
- *selPageTo = 1;
+ m_Prn->SetStandardFonts(8);
}
-bool MyPrintout::HasPage(int pageNum)
+void MyFrame::OnPrintNormal(wxCommandEvent& WXUNUSED(event))
{
- return (pageNum == 1);
+ m_Prn->SetStandardFonts(12);
}
-
-void MyPrintout::DrawPageOne(wxDC *dc)
+void MyFrame::OnPrintHuge(wxCommandEvent& WXUNUSED(event))
{
- int leftMargin = 20;
- int topMargin = 40;
-
-/* You might use THIS code to set the printer DC to ROUGHLY reflect
- * the screen text size. This page also draws lines of actual length 5cm
- * on the page.
- */
- // Get the logical pixels per inch of screen and printer
- int ppiScreenX, ppiScreenY;
- GetPPIScreen(&ppiScreenX, &ppiScreenY);
- int ppiPrinterX, ppiPrinterY;
- GetPPIPrinter(&ppiPrinterX, &ppiPrinterY);
-
- // Here we obtain internal cell representation of HTML document:
- wxHtmlContainerCell *cell = html -> GetInternalRepresentation();
-
- // Now we have to check in case our real page size is reduced
- // (e.g. because we're drawing to a print preview memory DC)
- int pageWidth, pageHeight;
- int w, h;
- dc->GetSize(&w, &h);
- GetPageSizePixels(&pageWidth, &pageHeight);
-
- // Now we must scale it somehow. The best would be to suppose that html window
- // width is equal to page width:
-
- float scale = (float)((float)(pageWidth - 0 * leftMargin)/((float)cell -> GetMaxLineWidth() + 2 * leftMargin));
-
- // If printer pageWidth == current DC width, then this doesn't
- // change. But w might be the preview bitmap width, so scale down.
- float overallScale = scale * (float)(w/(float)pageWidth);
- dc->SetUserScale(overallScale, overallScale);
-
- // Calculate conversion factor for converting millimetres into
- // logical units.
- // There are approx. 25.1 mm to the inch. There are ppi
- // device units to the inch. Therefore 1 mm corresponds to
- // ppi/25.1 device units. We also divide by the
- // screen-to-printer scaling factor, because we need to
- // unscale to pass logical units to DrawLine.
-
- dc->SetBackgroundMode(wxTRANSPARENT);
-
- // TESTING
-
- int pageWidthMM, pageHeightMM;
- GetPageSizeMM(&pageWidthMM, &pageHeightMM);
-
-
- // This is all the printing :
- cell -> Draw(*dc, leftMargin, topMargin, 0, cell -> GetHeight());
+ m_Prn->SetStandardFonts(28);
}
-
-
-