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