samples/richedit/wxLayout.cpp

   1 /*
   2  * Program: wxLayout
   3  *
   4  * Author: Karsten Ballüder
   5  *
   6  * Copyright: (C) 1998, Karsten Ballüder <Ballueder@usa.net>
   7  *
   8  */
   9
  10 #ifdef __GNUG__
  11 #pragma implementation "wxLayout.h"
  12 #endif
  13
  14 #include "wx/wxprec.h"
  15 #ifdef __BORLANDC__
  16 #  pragma hdrstop
  17 #endif
  18
  19 #include "wxLayout.h"
  20 #include "wx/textfile.h"
  21
  22
  23 #include   "Micon.xpm"
  24
  25
  26 //-----------------------------------------------------------------------------
  27 // main program
  28 //-----------------------------------------------------------------------------
  29
  30 IMPLEMENT_APP(MyApp)
  31
  32 //-----------------------------------------------------------------------------
  33 // MyFrame
  34 //-----------------------------------------------------------------------------
  35
  36    enum ids{ ID_ADD_SAMPLE = 1, ID_CLEAR, ID_PRINT,
  37              ID_PRINT_SETUP, ID_PAGE_SETUP, ID_PREVIEW, ID_PRINT_PS,
  38              ID_PRINT_SETUP_PS, ID_PAGE_SETUP_PS,ID_PREVIEW_PS,
  39              ID_WRAP, ID_NOWRAP, ID_PASTE, ID_COPY, ID_CUT,
  40              ID_PASTE_PRIMARY,
  41              ID_FIND,
  42              ID_WXLAYOUT_DEBUG, ID_QUIT, ID_CLICK, ID_HTML, ID_TEXT,
  43              ID_TEST, ID_LINEBREAKS_TEST, ID_LONG_TEST, ID_URL_TEST };
  44
  45
  46 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
  47
  48    BEGIN_EVENT_TABLE(MyFrame,wxFrame)
  49    EVT_MENU(ID_PRINT, MyFrame::OnPrint)
  50    EVT_MENU(ID_PREVIEW, MyFrame::OnPrintPreview)
  51    EVT_MENU(ID_PRINT_SETUP, MyFrame::OnPrintSetup)
  52    EVT_MENU(ID_PAGE_SETUP, MyFrame::OnPageSetup)
  53    EVT_MENU(ID_PRINT_PS, MyFrame::OnPrintPS)
  54    EVT_MENU(ID_PREVIEW_PS, MyFrame::OnPrintPreviewPS)
  55    EVT_MENU(ID_PRINT_SETUP_PS, MyFrame::OnPrintSetupPS)
  56    EVT_MENU(ID_PAGE_SETUP_PS, MyFrame::OnPageSetupPS)
  57    EVT_MENU    (-1,       MyFrame::OnCommand)
  58    EVT_COMMAND (-1,-1,    MyFrame::OnCommand)
  59    EVT_CHAR    (  wxLayoutWindow::OnChar  )
  60    END_EVENT_TABLE()
  61
  62
  63 MyFrame::MyFrame(void) :
  64    wxFrame( (wxFrame *) NULL, -1, "wxLayout",
  65              wxPoint(880,100), wxSize(256,256) )
  66 {
  67    CreateStatusBar( 2 );
  68
  69    SetStatusText( "wxLayout by Karsten Ballüder." );
  70
  71    wxMenuBar *menu_bar = new wxMenuBar();
  72
  73    wxMenu *file_menu = new wxMenu;
  74    file_menu->Append(ID_PRINT, "&Print...", "Print");
  75    file_menu->Append(ID_PRINT_SETUP, "Print &Setup...","Setup printer properties");
  76    file_menu->Append(ID_PAGE_SETUP, "Page Set&up...", "Page setup");
  77    file_menu->Append(ID_PREVIEW, "Print Pre&view", "Preview");
  78 #ifdef __WXMSW__
  79    file_menu->AppendSeparator();
  80    file_menu->Append(ID_PRINT_PS, "Print PostScript...", "Print (PostScript)");
  81    file_menu->Append(ID_PRINT_SETUP_PS, "Print Setup PostScript...", "Setup printer properties (PostScript)");
  82    file_menu->Append(ID_PAGE_SETUP_PS, "Page Setup PostScript...", "Page setup (PostScript)");
  83    file_menu->Append(ID_PREVIEW_PS, "Print Preview PostScript", "Preview (PostScript)");
  84 #endif
  85    file_menu->AppendSeparator();
  86    file_menu->Append( ID_TEXT, "Export &Text");
  87    file_menu->Append( ID_HTML, "Export &HTML");
  88    file_menu->Append( ID_QUIT, "E&xit");
  89    menu_bar->Append(file_menu, "&File" );
  90
  91    wxMenu *edit_menu = new wxMenu;
  92    edit_menu->Append( ID_CLEAR, "C&lear");
  93    edit_menu->Append( ID_ADD_SAMPLE, "&Example");
  94    edit_menu->Append( ID_LONG_TEST, "Add &many lines");
  95    edit_menu->AppendSeparator();
  96    edit_menu->Append( ID_LINEBREAKS_TEST, "Add &several lines");
  97    edit_menu->Append( ID_URL_TEST, "Insert an &URL");
  98    edit_menu->AppendSeparator();
  99    edit_menu->Append(ID_WRAP, "&Wrap mode", "Activate wrapping at pixel 200.");
 100    edit_menu->Append(ID_NOWRAP, "&No-wrap mode", "Deactivate wrapping.");
 101    edit_menu->AppendSeparator();
 102    edit_menu->Append(ID_COPY, "&Copy", "Copy text to clipboard.");
 103    edit_menu->Append(ID_CUT, "Cu&t", "Cut text to clipboard.");
 104 #ifdef __WXGTK__
 105    edit_menu->Append(ID_PASTE,"&Paste", "Paste text from clipboard.");
 106 #endif
 107    edit_menu->Append(ID_PASTE_PRIMARY,"&Paste primary", "Paste text from primary selection.");
 108    edit_menu->Append(ID_FIND, "&Find", "Find text.");
 109    menu_bar->Append(edit_menu, "&Edit" );
 110
 111 #ifndef __WXMSW__
 112    menu_bar->Show( TRUE );
 113 #endif // MSW
 114
 115    SetMenuBar( menu_bar );
 116
 117    m_lwin = new wxLayoutWindow(this);
 118    m_lwin->SetStatusBar(GetStatusBar(), 0, 1);
 119    m_lwin->SetMouseTracking(true);
 120    m_lwin->SetEditable(true);
 121    m_lwin->SetWrapMargin(40);
 122    m_lwin->Clear(wxROMAN,16,wxNORMAL,wxNORMAL, false);
 123    m_lwin->SetFocus();
 124
 125    // create and set the background bitmap (this will result in a lattice)
 126    static const int sizeBmp = 10;
 127    wxBitmap *bitmap = new wxBitmap(sizeBmp, sizeBmp);
 128    wxMemoryDC dcMem;
 129    dcMem.SelectObject( *bitmap );
 130    dcMem.SetBackground( *wxWHITE_BRUSH );
 131    dcMem.Clear();
 132
 133    dcMem.SetPen( *wxGREEN_PEN );
 134    dcMem.DrawLine(sizeBmp/2, 0, sizeBmp/2, sizeBmp);
 135    dcMem.DrawLine(0, sizeBmp/2, sizeBmp, sizeBmp/2);
 136
 137    dcMem.SelectObject( wxNullBitmap );
 138
 139    m_lwin->SetBackgroundBitmap(bitmap);
 140 };
 141
 142 void
 143 MyFrame::AddSampleText(wxLayoutList *llist)
 144 {
 145    llist->Clear(wxSWISS,16,wxNORMAL,wxNORMAL, false);
 146    llist->SetFont(-1,-1,-1,-1,-1,"blue");
 147    llist->Insert("blue");
 148    llist->SetFont(-1,-1,-1,-1,-1,"black");
 149    llist->Insert("The quick brown fox jumps over the lazy dog.");
 150    llist->LineBreak();
 151
 152    llist->SetFont(wxROMAN,16,wxNORMAL,wxNORMAL, false);
 153    llist->Insert("--");
 154    llist->LineBreak();
 155
 156    llist->SetFont(wxROMAN);
 157    llist->Insert("The quick brown fox jumps over the lazy dog.");
 158    llist->LineBreak();
 159    llist->Insert("Hello ");
 160    llist->Insert(new wxLayoutObjectIcon(new wxICON(Micon)));
 161    llist->SetFontWeight(wxBOLD);
 162    llist->Insert("World! ");
 163    llist->SetFontWeight(wxNORMAL);
 164    llist->Insert("The quick brown fox jumps...");
 165    llist->LineBreak();
 166    llist->Insert("over the lazy dog.");
 167    llist->SetFont(-1,-1,-1,-1,true);
 168    llist->Insert("underlined");
 169    llist->SetFont(-1,-1,-1,-1,false);
 170    llist->SetFont(wxROMAN);
 171    llist->Insert("This is ");
 172    llist->SetFont(-1,-1,-1,wxBOLD);  llist->Insert("BOLD ");  llist->SetFont(-1,-1,-1,wxNORMAL);
 173    llist->Insert("and ");
 174    llist->SetFont(-1,-1,wxITALIC);
 175    llist->Insert("italics ");
 176    llist->SetFont(-1,-1,wxNORMAL);
 177    llist->LineBreak();
 178    llist->Insert("and ");
 179    llist->SetFont(-1,-1,wxSLANT);
 180    llist->Insert("slanted");
 181    llist->SetFont(-1,-1,wxNORMAL);
 182    llist->Insert(" text.");
 183    llist->LineBreak();
 184    llist->Insert("and ");
 185    llist->SetFont(-1,-1,-1,-1,-1,"blue");
 186    llist->Insert("blue");
 187    llist->SetFont(-1,-1,-1,-1,-1,"black");
 188    llist->Insert(" and ");
 189    llist->SetFont(-1,-1,-1,-1,-1,"green","black");
 190    llist->Insert("green on black");
 191    llist->SetFont(-1,-1,-1,-1,-1,"black","white");
 192    llist->Insert(" text.");
 193    llist->LineBreak();
 194
 195    llist->SetFont(-1,-1,wxSLANT);
 196    llist->Insert("Slanted");
 197    llist->SetFont(-1,-1,wxNORMAL);
 198    llist->Insert(" and normal text and ");
 199    llist->SetFont(-1,-1,wxSLANT);
 200    llist->Insert("slanted");
 201    llist->SetFont(-1,-1,wxNORMAL);
 202    llist->Insert(" again.");
 203    llist->LineBreak();
 204
 205    // add some more text for testing:
 206    llist->Insert("And here the source for the test program:");
 207    llist->LineBreak();
 208    llist->SetFont(wxTELETYPE,16);
 209    llist->Insert("And here the source for the test program:");
 210    llist->LineBreak();
 211    llist->Insert("And here the source for the test program:");
 212    llist->LineBreak();
 213    llist->Insert("And here the source for the test program:");
 214
 215    char buffer[1024];
 216    FILE *in = fopen("wxLayout.cpp","r");
 217    if(in)
 218    {
 219       for(;;)
 220       {
 221          fgets(buffer,1024,in);
 222          if(feof(in))
 223             break;
 224          wxLayoutImportText(llist, buffer);
 225       }
 226    }
 227
 228    llist->MoveCursorTo(wxPoint(0,0));
 229    m_lwin->SetDirty();
 230    m_lwin->Refresh();
 231 }
 232
 233 void
 234 MyFrame::Clear(void)
 235 {
 236    m_lwin->Clear(wxROMAN,16,wxNORMAL,wxNORMAL, false);
 237 }
 238
 239
 240 void MyFrame::OnCommand( wxCommandEvent &event )
 241 {
 242    switch (event.GetId())
 243    {
 244    case ID_QUIT:
 245       Close( TRUE );
 246       break;
 247    case ID_PRINT:
 248    {
 249       wxPrinter printer;
 250       wxLayoutPrintout printout(m_lwin->GetLayoutList(),_("M: Printout"));
 251       if (! printer.Print(this, &printout, TRUE))
 252          wxMessageBox(
 253             _("There was a problem with printing the message:\n"
 254               "perhaps your current printer is not set up correctly?"),
 255             _("Printing"), wxOK);
 256    }
 257    break;
 258    case ID_NOWRAP:
 259    case ID_WRAP:
 260       m_lwin->SetWrapMargin(event.GetId() == ID_NOWRAP ? 0 : 40);
 261       break;
 262    case ID_ADD_SAMPLE:
 263       AddSampleText(m_lwin->GetLayoutList());
 264       break;
 265    case ID_CLEAR:
 266       Clear();
 267       break;
 268    case ID_CLICK:
 269       cerr << "Received click event." << endl;
 270       break;
 271    case ID_PASTE:
 272       m_lwin->Paste();
 273       m_lwin->Refresh(FALSE);
 274       break;
 275 #ifdef __WXGTK__
 276    case ID_PASTE_PRIMARY:
 277       m_lwin->Paste(TRUE);
 278       m_lwin->Refresh(FALSE);
 279       break;
 280 #endif
 281    case ID_COPY:
 282       m_lwin->Copy();
 283       m_lwin->Refresh(FALSE);
 284       break;
 285    case ID_CUT:
 286       m_lwin->Cut();
 287       m_lwin->Refresh(FALSE);
 288       break;
 289    case ID_FIND:
 290       m_lwin->Find("void");
 291       m_lwin->Refresh(FALSE);
 292       break;
 293    case ID_HTML:
 294    {
 295       wxLayoutExportObject *export;
 296       wxLayoutExportStatus status(m_lwin->GetLayoutList());
 297
 298       while((export = wxLayoutExport( &status,
 299                                       WXLO_EXPORT_AS_HTML)) != NULL)
 300       {
 301          if(export->type == WXLO_EXPORT_HTML)
 302             cout << *(export->content.text);
 303          else
 304             cout << "<!--UNKNOWN OBJECT>";
 305          delete export;
 306       }
 307    }
 308    break;
 309    case ID_TEXT:
 310    {
 311       wxLayoutExportObject *export;
 312       wxLayoutExportStatus status(m_lwin->GetLayoutList());
 313
 314       while((export = wxLayoutExport( &status, WXLO_EXPORT_AS_TEXT)) != NULL)
 315       {
 316          if(export->type == WXLO_EXPORT_TEXT)
 317             cout << *(export->content.text);
 318          else
 319             cout << "<!--UNKNOWN OBJECT>";
 320          delete export;
 321       }
 322    }
 323    break;
 324    case ID_LONG_TEST:
 325    {
 326       wxString line;
 327       wxLayoutList *llist = m_lwin->GetLayoutList();
 328       for(int i = 1; i < 5000; i++)
 329       {
 330          line.Printf("This is line number %d.", i);
 331          llist->Insert(line);
 332          llist->LineBreak();
 333       }
 334       llist->MoveCursorTo(wxPoint(0,0));
 335       m_lwin->SetDirty();
 336       m_lwin->Refresh();
 337       break;
 338    }
 339
 340    case ID_LINEBREAKS_TEST:
 341       wxLayoutImportText(m_lwin->GetLayoutList(),
 342                          "This is a text\n"
 343                          "with embedded line\n"
 344                          "breaks.\n");
 345       m_lwin->SetDirty();
 346       m_lwin->Refresh();
 347       break;
 348
 349    case ID_URL_TEST:
 350       // VZ: this doesn't work, of course, but I think it should -
 351       //     wxLayoutWindow should have a flag m_highlightUrls and do it itself
 352       //     (instead of doing it manually like M does now)
 353       m_lwin->GetLayoutList()->Insert("http://www.wxwindows.org/");
 354    }
 355 };
 356
 357 void MyFrame::OnPrint(wxCommandEvent& WXUNUSED(event))
 358 {
 359 #ifdef __WXMSW__
 360    wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
 361 #else
 362    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 363 #endif
 364    wxPrinter printer;
 365    wxLayoutPrintout printout( m_lwin->GetLayoutList(),"Printout from wxLayout");
 366    if (! printer.Print(this, &printout, TRUE))
 367       wxMessageBox(
 368          "There was a problem printing.\nPerhaps your current printer is not set correctly?",
 369          "Printing", wxOK);
 370 }
 371
 372 void MyFrame::OnPrintPS(wxCommandEvent& WXUNUSED(event))
 373 {
 374    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 375
 376 #ifdef OS_UNIX
 377    wxPostScriptPrinter printer;
 378    wxLayoutPrintout printout( m_lwin->GetLayoutList(),"My printout");
 379    printer.Print(this, &printout, TRUE);
 380 #endif
 381 }
 382
 383 void MyFrame::OnPrintPreview(wxCommandEvent& WXUNUSED(event))
 384 {
 385 #ifdef __WXMSW__
 386    wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
 387 #else
 388    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 389 #endif
 390    wxPrintData printData;
 391
 392    // Pass two printout objects: for preview, and possible printing.
 393    wxPrintPreview *preview = new wxPrintPreview(new
 394                                                 wxLayoutPrintout(
 395                                                    m_lwin->GetLayoutList()), new wxLayoutPrintout( m_lwin->GetLayoutList()), & printData);
 396    if (!preview->Ok())
 397    {
 398       delete preview;
 399       wxMessageBox("There was a problem previewing.\nPerhaps your current printer is not set correctly?", "Previewing", wxOK);
 400       return;
 401    }
 402
 403    wxPreviewFrame *frame = new wxPreviewFrame(preview, this, "Demo Print Preview", wxPoint(100, 100), wxSize(600, 650));
 404    frame->Centre(wxBOTH);
 405    frame->Initialize();
 406    frame->Show(TRUE);
 407 }
 408
 409 void MyFrame::OnPrintPreviewPS(wxCommandEvent& WXUNUSED(event))
 410 {
 411    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 412
 413    wxPrintData printData;
 414
 415    // Pass two printout objects: for preview, and possible printing.
 416    wxPrintPreview *preview = new wxPrintPreview(new wxLayoutPrintout( m_lwin->GetLayoutList()), new wxLayoutPrintout( m_lwin->GetLayoutList()), & printData);
 417    wxPreviewFrame *frame = new wxPreviewFrame(preview, this, "Demo Print Preview", wxPoint(100, 100), wxSize(600, 650));
 418    frame->Centre(wxBOTH);
 419    frame->Initialize();
 420    frame->Show(TRUE);
 421 }
 422
 423 void MyFrame::OnPrintSetup(wxCommandEvent& WXUNUSED(event))
 424 {
 425 #ifdef OS_WIN
 426    wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
 427 #else
 428    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 429 #endif
 430    wxPrintDialog printerDialog(this, & m_PrintData);
 431    printerDialog.ShowModal();
 432 }
 433
 434 void MyFrame::OnPageSetup(wxCommandEvent& WXUNUSED(event))
 435 {
 436 #ifdef __WXMSW__
 437    wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
 438 #else
 439    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 440 #endif
 441    wxPageSetupData data;
 442
 443 #ifdef __WXMSW__
 444    wxPageSetupDialog pageSetupDialog(this, & data);
 445 #else
 446    wxGenericPageSetupDialog pageSetupDialog(this, & data);
 447 #endif
 448    pageSetupDialog.ShowModal();
 449
 450    data = pageSetupDialog.GetPageSetupData();
 451 }
 452
 453 void MyFrame::OnPrintSetupPS(wxCommandEvent& WXUNUSED(event))
 454 {
 455    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 456
 457    wxPrintData data;
 458
 459 #ifdef __WXMSW__
 460    wxPrintDialog printerDialog(this, & data);
 461 #else
 462    wxGenericPrintDialog printerDialog(this, & data);
 463 #endif
 464    printerDialog.ShowModal();
 465 }
 466
 467 void MyFrame::OnPageSetupPS(wxCommandEvent& WXUNUSED(event))
 468 {
 469    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 470
 471    wxPageSetupData data;
 472 #ifdef __WXMSW__
 473    wxPageSetupDialog pageSetupDialog(this, & data);
 474 #else
 475    wxGenericPageSetupDialog pageSetupDialog(this, & data);
 476 #endif
 477    pageSetupDialog.ShowModal();
 478 }
 479
 480
 481 //-----------------------------------------------------------------------------
 482 // MyApp
 483 //-----------------------------------------------------------------------------
 484
 485 MyApp::MyApp(void) :
 486    wxApp( )
 487 {
 488 };
 489
 490 bool MyApp::OnInit(void)
 491 {
 492    wxFrame *frame = new MyFrame();
 493    frame->Show( TRUE );
 494 //   wxSetAFMPath("/usr/local/src/wxWindows/misc/afm/");
 495    return TRUE;
 496 };
 497
 498
 499
 500
 501