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
  37 {
  38     ID_ADD_SAMPLE = 1, ID_CLEAR, ID_PRINT,
  39     ID_PRINT_SETUP, ID_PAGE_SETUP, ID_PREVIEW, ID_PRINT_PS,
  40     ID_PRINT_SETUP_PS, ID_PAGE_SETUP_PS,ID_PREVIEW_PS,
  41     ID_WRAP, ID_NOWRAP, ID_PASTE, ID_COPY, ID_CUT,
  42     ID_PASTE_PRIMARY,
  43     ID_FIND,
  44     ID_WXLAYOUT_DEBUG, ID_QUIT, ID_CLICK, ID_HTML, ID_TEXT,
  45     ID_TEST, ID_LINEBREAKS_TEST, ID_LONG_TEST, ID_URL_TEST
  46 };
  47
  48
  49 IMPLEMENT_DYNAMIC_CLASS( MyFrame, wxFrame )
  50
  51 BEGIN_EVENT_TABLE(MyFrame,wxFrame)
  52    EVT_MENU(ID_PRINT, MyFrame::OnPrint)
  53    EVT_MENU(ID_PREVIEW, MyFrame::OnPrintPreview)
  54    EVT_MENU(ID_PRINT_SETUP, MyFrame::OnPrintSetup)
  55    EVT_MENU(ID_PAGE_SETUP, MyFrame::OnPageSetup)
  56    EVT_MENU(ID_PRINT_PS, MyFrame::OnPrintPS)
  57    EVT_MENU(ID_PREVIEW_PS, MyFrame::OnPrintPreviewPS)
  58    EVT_MENU(ID_PRINT_SETUP_PS, MyFrame::OnPrintSetupPS)
  59    EVT_MENU(ID_PAGE_SETUP_PS, MyFrame::OnPageSetupPS)
  60    EVT_MENU    (-1,       MyFrame::OnCommand)
  61    EVT_COMMAND (-1,-1,    MyFrame::OnCommand)
  62    EVT_CHAR    (  wxLayoutWindow::OnChar  )
  63 END_EVENT_TABLE()
  64
  65
  66 MyFrame::MyFrame(void) :
  67    wxFrame( (wxFrame *) NULL, -1, "wxLayout",
  68              wxPoint(880,100), wxSize(256,256) )
  69 {
  70    CreateStatusBar( 2 );
  71
  72    SetStatusText( "wxLayout by Karsten Ballüder." );
  73
  74    wxMenuBar *menu_bar = new wxMenuBar();
  75
  76    wxMenu *file_menu = new wxMenu;
  77    file_menu->Append(ID_PRINT, "&Print...", "Print");
  78    file_menu->Append(ID_PRINT_SETUP, "Print &Setup...","Setup printer properties");
  79    file_menu->Append(ID_PAGE_SETUP, "Page Set&up...", "Page setup");
  80    file_menu->Append(ID_PREVIEW, "Print Pre&view", "Preview");
  81 #ifdef __WXMSW__
  82    file_menu->AppendSeparator();
  83    file_menu->Append(ID_PRINT_PS, "Print PostScript...", "Print (PostScript)");
  84    file_menu->Append(ID_PRINT_SETUP_PS, "Print Setup PostScript...", "Setup printer properties (PostScript)");
  85    file_menu->Append(ID_PAGE_SETUP_PS, "Page Setup PostScript...", "Page setup (PostScript)");
  86    file_menu->Append(ID_PREVIEW_PS, "Print Preview PostScript", "Preview (PostScript)");
  87 #endif
  88    file_menu->AppendSeparator();
  89    file_menu->Append( ID_TEXT, "Export &Text");
  90    file_menu->Append( ID_HTML, "Export &HTML");
  91    file_menu->Append( ID_QUIT, "E&xit");
  92    menu_bar->Append(file_menu, "&File" );
  93
  94    wxMenu *edit_menu = new wxMenu;
  95    edit_menu->Append( ID_CLEAR, "C&lear");
  96    edit_menu->Append( ID_ADD_SAMPLE, "&Example");
  97    edit_menu->Append( ID_LONG_TEST, "Add &many lines");
  98    edit_menu->AppendSeparator();
  99    edit_menu->Append( ID_LINEBREAKS_TEST, "Add &several lines");
 100    edit_menu->Append( ID_URL_TEST, "Insert an &URL");
 101    edit_menu->AppendSeparator();
 102    edit_menu->Append(ID_WRAP, "&Wrap mode", "Activate wrapping at pixel 200.");
 103    edit_menu->Append(ID_NOWRAP, "&No-wrap mode", "Deactivate wrapping.");
 104    edit_menu->AppendSeparator();
 105    edit_menu->Append(ID_COPY, "&Copy", "Copy text to clipboard.");
 106    edit_menu->Append(ID_CUT, "Cu&t", "Cut text to clipboard.");
 107 #ifdef __WXGTK__
 108    edit_menu->Append(ID_PASTE,"&Paste", "Paste text from clipboard.");
 109 #endif
 110    edit_menu->Append(ID_PASTE_PRIMARY,"&Paste primary", "Paste text from primary selection.");
 111    edit_menu->Append(ID_FIND, "&Find", "Find text.");
 112    menu_bar->Append(edit_menu, "&Edit" );
 113
 114 #ifndef __WXMSW__
 115    menu_bar->Show( TRUE );
 116 #endif // MSW
 117
 118    SetMenuBar( menu_bar );
 119
 120    m_lwin = new wxLayoutWindow(this);
 121    m_lwin->SetStatusBar(GetStatusBar(), 0, 1);
 122    m_lwin->SetMouseTracking(true);
 123    m_lwin->SetEditable(true);
 124    m_lwin->SetWrapMargin(40);
 125    m_lwin->SetFocus();
 126    Clear();
 127
 128    // create and set the background bitmap (this will result in a lattice)
 129    static const int sizeBmp = 10;
 130    wxBitmap *bitmap = new wxBitmap(sizeBmp, sizeBmp);
 131    wxMemoryDC dcMem;
 132    dcMem.SelectObject( *bitmap );
 133    dcMem.SetBackground( *wxWHITE_BRUSH );
 134    dcMem.Clear();
 135
 136    dcMem.SetPen( *wxGREEN_PEN );
 137    dcMem.DrawLine(sizeBmp/2, 0, sizeBmp/2, sizeBmp);
 138    dcMem.DrawLine(0, sizeBmp/2, sizeBmp, sizeBmp/2);
 139
 140    dcMem.SelectObject( wxNullBitmap );
 141
 142    m_lwin->SetBackgroundBitmap(bitmap);
 143 };
 144
 145 void
 146 MyFrame::AddSampleText(wxLayoutList *llist)
 147 {
 148    llist->Clear(wxSWISS,16,wxNORMAL,wxNORMAL, false);
 149    llist->SetFont(-1,-1,-1,-1,-1,"blue");
 150    llist->Insert("blue");
 151    llist->SetFont(-1,-1,-1,-1,-1,"black");
 152    llist->Insert("The quick brown fox jumps over the lazy dog.");
 153    llist->LineBreak();
 154
 155    llist->SetFont(wxROMAN,16,wxNORMAL,wxNORMAL, false);
 156    llist->Insert("--");
 157    llist->LineBreak();
 158
 159    llist->SetFont(wxROMAN);
 160    llist->Insert("The quick brown fox jumps over the lazy dog.");
 161    llist->LineBreak();
 162    llist->Insert("Hello ");
 163    llist->Insert(new wxLayoutObjectIcon(new wxICON(Micon)));
 164    llist->SetFontWeight(wxBOLD);
 165    llist->Insert("World! ");
 166    llist->SetFontWeight(wxNORMAL);
 167    llist->Insert("The quick brown fox jumps...");
 168    llist->LineBreak();
 169    llist->Insert("over the lazy dog.");
 170    llist->SetFont(-1,-1,-1,-1,true);
 171    llist->Insert("underlined");
 172    llist->SetFont(-1,-1,-1,-1,false);
 173    llist->SetFont(wxROMAN);
 174    llist->Insert("This is ");
 175    llist->SetFont(-1,-1,-1,wxBOLD);  llist->Insert("BOLD ");  llist->SetFont(-1,-1,-1,wxNORMAL);
 176    llist->Insert("and ");
 177    llist->SetFont(-1,-1,wxITALIC);
 178    llist->Insert("italics ");
 179    llist->SetFont(-1,-1,wxNORMAL);
 180    llist->LineBreak();
 181    llist->Insert("and ");
 182    llist->SetFont(-1,-1,wxSLANT);
 183    llist->Insert("slanted");
 184    llist->SetFont(-1,-1,wxNORMAL);
 185    llist->Insert(" text.");
 186    llist->LineBreak();
 187    llist->Insert("and ");
 188    llist->SetFont(-1,-1,-1,-1,-1,"blue");
 189    llist->Insert("blue");
 190    llist->SetFont(-1,-1,-1,-1,-1,"black");
 191    llist->Insert(" and ");
 192    llist->SetFont(-1,-1,-1,-1,-1,"green","black");
 193    llist->Insert("green on black");
 194    llist->SetFont(-1,-1,-1,-1,-1,"black","white");
 195    llist->Insert(" text.");
 196    llist->LineBreak();
 197
 198    llist->SetFont(-1,-1,wxSLANT);
 199    llist->Insert("Slanted");
 200    llist->SetFont(-1,-1,wxNORMAL);
 201    llist->Insert(" and normal text and ");
 202    llist->SetFont(-1,-1,wxSLANT);
 203    llist->Insert("slanted");
 204    llist->SetFont(-1,-1,wxNORMAL);
 205    llist->Insert(" again.");
 206    llist->LineBreak();
 207
 208    // add some more text for testing:
 209    llist->Insert("And here the source for the test program:");
 210    llist->LineBreak();
 211    llist->SetFont(wxTELETYPE,16);
 212    llist->Insert("And here the source for the test program:");
 213    llist->LineBreak();
 214    llist->Insert("And here the source for the test program:");
 215    llist->LineBreak();
 216    llist->Insert("And here the source for the test program:");
 217
 218    char buffer[1024];
 219    FILE *in = fopen("wxLayout.cpp","r");
 220    if(in)
 221    {
 222       for(;;)
 223       {
 224          fgets(buffer,1024,in);
 225          if(feof(in))
 226             break;
 227          wxLayoutImportText(llist, buffer);
 228       }
 229    }
 230
 231    llist->MoveCursorTo(wxPoint(0,0));
 232    m_lwin->SetDirty();
 233    m_lwin->Refresh();
 234 }
 235
 236 void
 237 MyFrame::Clear(void)
 238 {
 239    m_lwin->Clear(wxROMAN,16,wxNORMAL,wxNORMAL, false);
 240 }
 241
 242
 243 void MyFrame::OnCommand( wxCommandEvent &event )
 244 {
 245    switch (event.GetId())
 246    {
 247    case ID_QUIT:
 248       Close( TRUE );
 249       break;
 250    case ID_PRINT:
 251    {
 252       wxPrinter printer;
 253       wxLayoutPrintout printout(m_lwin->GetLayoutList(),_("M: Printout"));
 254       if (! printer.Print(this, &printout, TRUE))
 255          wxMessageBox(
 256             _("There was a problem with printing the message:\n"
 257               "perhaps your current printer is not set up correctly?"),
 258             _("Printing"), wxOK);
 259    }
 260    break;
 261    case ID_NOWRAP:
 262    case ID_WRAP:
 263       m_lwin->SetWrapMargin(event.GetId() == ID_NOWRAP ? 0 : 40);
 264       break;
 265    case ID_ADD_SAMPLE:
 266       AddSampleText(m_lwin->GetLayoutList());
 267       break;
 268    case ID_CLEAR:
 269       Clear();
 270       break;
 271    case ID_CLICK:
 272       cerr << "Received click event." << endl;
 273       break;
 274    case ID_PASTE:
 275       m_lwin->Paste();
 276       m_lwin->Refresh(FALSE);
 277       break;
 278 #ifdef __WXGTK__
 279    case ID_PASTE_PRIMARY:
 280       m_lwin->Paste(TRUE);
 281       m_lwin->Refresh(FALSE);
 282       break;
 283 #endif
 284    case ID_COPY:
 285       m_lwin->Copy();
 286       m_lwin->Refresh(FALSE);
 287       break;
 288    case ID_CUT:
 289       m_lwin->Cut();
 290       m_lwin->Refresh(FALSE);
 291       break;
 292    case ID_FIND:
 293       m_lwin->Find("void");
 294       m_lwin->Refresh(FALSE);
 295       break;
 296    case ID_HTML:
 297    {
 298       wxLayoutExportObject *export;
 299       wxLayoutExportStatus status(m_lwin->GetLayoutList());
 300
 301       while((export = wxLayoutExport( &status,
 302                                       WXLO_EXPORT_AS_HTML)) != NULL)
 303       {
 304          if(export->type == WXLO_EXPORT_HTML)
 305             cout << *(export->content.text);
 306          else
 307             cout << "<!--UNKNOWN OBJECT>";
 308          delete export;
 309       }
 310    }
 311    break;
 312    case ID_TEXT:
 313    {
 314       wxLayoutExportObject *export;
 315       wxLayoutExportStatus status(m_lwin->GetLayoutList());
 316
 317       while((export = wxLayoutExport( &status, WXLO_EXPORT_AS_TEXT)) != NULL)
 318       {
 319          if(export->type == WXLO_EXPORT_TEXT)
 320             cout << *(export->content.text);
 321          else
 322             cout << "<!--UNKNOWN OBJECT>";
 323          delete export;
 324       }
 325    }
 326    break;
 327    case ID_LONG_TEST:
 328    {
 329       wxString line;
 330       wxLayoutList *llist = m_lwin->GetLayoutList();
 331       for(int i = 1; i < 5000; i++)
 332       {
 333          line.Printf("This is line number %d.", i);
 334          llist->Insert(line);
 335          llist->LineBreak();
 336       }
 337       llist->MoveCursorTo(wxPoint(0,0));
 338       m_lwin->SetDirty();
 339       m_lwin->Refresh();
 340       break;
 341    }
 342
 343    case ID_LINEBREAKS_TEST:
 344       wxLayoutImportText(m_lwin->GetLayoutList(),
 345                          "This is a text\n"
 346                          "with embedded line\n"
 347                          "breaks.\n");
 348       m_lwin->SetDirty();
 349       m_lwin->Refresh();
 350       break;
 351
 352    case ID_URL_TEST:
 353       // VZ: this doesn't work, of course, but I think it should -
 354       //     wxLayoutWindow should have a flag m_highlightUrls and do it itself
 355       //     (instead of doing it manually like M does now)
 356       m_lwin->GetLayoutList()->Insert("http://www.wxwindows.org/");
 357    }
 358 };
 359
 360 void MyFrame::OnPrint(wxCommandEvent& WXUNUSED(event))
 361 {
 362 #ifdef __WXMSW__
 363    wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
 364 #else
 365    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 366 #endif
 367    wxPrinter printer;
 368    wxLayoutPrintout printout( m_lwin->GetLayoutList(),"Printout from wxLayout");
 369    if (! printer.Print(this, &printout, TRUE))
 370       wxMessageBox(
 371          "There was a problem printing.\nPerhaps your current printer is not set correctly?",
 372          "Printing", wxOK);
 373 }
 374
 375 void MyFrame::OnPrintPS(wxCommandEvent& WXUNUSED(event))
 376 {
 377    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 378
 379 #ifdef OS_UNIX
 380    wxPostScriptPrinter printer;
 381    wxLayoutPrintout printout( m_lwin->GetLayoutList(),"My printout");
 382    printer.Print(this, &printout, TRUE);
 383 #endif
 384 }
 385
 386 void MyFrame::OnPrintPreview(wxCommandEvent& WXUNUSED(event))
 387 {
 388 #ifdef __WXMSW__
 389    wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
 390 #else
 391    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 392 #endif
 393    wxPrintData printData;
 394
 395    // Pass two printout objects: for preview, and possible printing.
 396    wxPrintPreview *preview = new wxPrintPreview(new
 397                                                 wxLayoutPrintout(
 398                                                    m_lwin->GetLayoutList()), new wxLayoutPrintout( m_lwin->GetLayoutList()), & printData);
 399    if (!preview->Ok())
 400    {
 401       delete preview;
 402       wxMessageBox("There was a problem previewing.\nPerhaps your current printer is not set correctly?", "Previewing", wxOK);
 403       return;
 404    }
 405
 406    wxPreviewFrame *frame = new wxPreviewFrame(preview, this, "Demo Print Preview", wxPoint(100, 100), wxSize(600, 650));
 407    frame->Centre(wxBOTH);
 408    frame->Initialize();
 409    frame->Show(TRUE);
 410 }
 411
 412 void MyFrame::OnPrintPreviewPS(wxCommandEvent& WXUNUSED(event))
 413 {
 414    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 415
 416    wxPrintData printData;
 417
 418    // Pass two printout objects: for preview, and possible printing.
 419    wxPrintPreview *preview = new wxPrintPreview(new wxLayoutPrintout( m_lwin->GetLayoutList()), new wxLayoutPrintout( m_lwin->GetLayoutList()), & printData);
 420    wxPreviewFrame *frame = new wxPreviewFrame(preview, this, "Demo Print Preview", wxPoint(100, 100), wxSize(600, 650));
 421    frame->Centre(wxBOTH);
 422    frame->Initialize();
 423    frame->Show(TRUE);
 424 }
 425
 426 void MyFrame::OnPrintSetup(wxCommandEvent& WXUNUSED(event))
 427 {
 428 #ifdef OS_WIN
 429    wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
 430 #else
 431    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 432 #endif
 433    wxPrintDialog printerDialog(this, & m_PrintData);
 434    printerDialog.ShowModal();
 435 }
 436
 437 void MyFrame::OnPageSetup(wxCommandEvent& WXUNUSED(event))
 438 {
 439 #ifdef __WXMSW__
 440    wxGetApp().SetPrintMode(wxPRINT_WINDOWS);
 441 #else
 442    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 443 #endif
 444    wxPageSetupData data;
 445
 446 #ifdef __WXMSW__
 447    wxPageSetupDialog pageSetupDialog(this, & data);
 448 #else
 449    wxGenericPageSetupDialog pageSetupDialog(this, & data);
 450 #endif
 451    pageSetupDialog.ShowModal();
 452
 453    data = pageSetupDialog.GetPageSetupData();
 454 }
 455
 456 void MyFrame::OnPrintSetupPS(wxCommandEvent& WXUNUSED(event))
 457 {
 458    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 459
 460    wxPrintData data;
 461
 462 #ifdef __WXMSW__
 463    wxPrintDialog printerDialog(this, & data);
 464 #else
 465    wxGenericPrintDialog printerDialog(this, & data);
 466 #endif
 467    printerDialog.ShowModal();
 468 }
 469
 470 void MyFrame::OnPageSetupPS(wxCommandEvent& WXUNUSED(event))
 471 {
 472    wxGetApp().SetPrintMode(wxPRINT_POSTSCRIPT);
 473
 474    wxPageSetupData data;
 475 #ifdef __WXMSW__
 476    wxPageSetupDialog pageSetupDialog(this, & data);
 477 #else
 478    wxGenericPageSetupDialog pageSetupDialog(this, & data);
 479 #endif
 480    pageSetupDialog.ShowModal();
 481 }
 482
 483
 484 //-----------------------------------------------------------------------------
 485 // MyApp
 486 //-----------------------------------------------------------------------------
 487
 488 MyApp::MyApp(void) :
 489    wxApp( )
 490 {
 491 };
 492
 493 bool MyApp::OnInit(void)
 494 {
 495    wxFrame *frame = new MyFrame();
 496    frame->Show( TRUE );
 497 //   wxSetAFMPath("/usr/local/src/wxWindows/misc/afm/");
 498    return TRUE;
 499 };
 500
 501
 502
 503
 504