samples/typetest/typetest.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        typetest.cpp
   3 // Purpose:     Types wxWindows sample
   4 // Author:      Julian Smart
   5 // Modified by:
   6 // Created:     04/01/98
   7 // RCS-ID:      $Id$
   8 // Copyright:   (c) Julian Smart and Markus Holzem
   9 // Licence:       wxWindows license
  10 /////////////////////////////////////////////////////////////////////////////
  11
  12 #ifdef __GNUG__
  13 #pragma implementation "typetest.h"
  14 #endif
  15
  16 // For compilers that support precompilation, includes "wx/wx.h".
  17 #include "wx/wxprec.h"
  18
  19 #ifdef __BORLANDC__
  20 #pragma hdrstop
  21 #endif
  22
  23 #ifndef WX_PRECOMP
  24 #include "wx/wx.h"
  25 #endif
  26
  27 #include "wx/time.h"
  28 #include "wx/date.h"
  29 #include "wx/variant.h"
  30 #include "wx/mimetype.h"
  31
  32 #include "typetest.h"
  33
  34 #if defined(__WXGTK__) || defined(__WXMOTIF__)
  35 #include "mondrian.xpm"
  36 #endif
  37
  38 #include "wx/ioswrap.h"
  39
  40 #if wxUSE_IOSTREAMH
  41     #include <fstream.h>
  42 #else
  43     #include <fstream>
  44 #endif
  45
  46 #include "wx/wfstream.h"
  47 #include "wx/datstrm.h"
  48 #include "wx/txtstrm.h"
  49
  50 // Create a new application object
  51 IMPLEMENT_APP    (MyApp)
  52
  53 IMPLEMENT_DYNAMIC_CLASS    (MyApp, wxApp)
  54
  55 BEGIN_EVENT_TABLE(MyApp, wxApp)
  56     EVT_MENU(TYPES_DATE,      MyApp::DoDateDemo)
  57     EVT_MENU(TYPES_TIME,      MyApp::DoTimeDemo)
  58     EVT_MENU(TYPES_VARIANT,   MyApp::DoVariantDemo)
  59     EVT_MENU(TYPES_BYTEORDER, MyApp::DoByteOrderDemo)
  60 #if wxUSE_UNICODE
  61     EVT_MENU(TYPES_UNICODE,   MyApp::DoUnicodeDemo)
  62 #endif
  63     EVT_MENU(TYPES_STREAM, MyApp::DoStreamDemo)
  64     EVT_MENU(TYPES_STREAM2, MyApp::DoStreamDemo2)
  65     EVT_MENU(TYPES_STREAM3, MyApp::DoStreamDemo3)
  66     EVT_MENU(TYPES_STREAM4, MyApp::DoStreamDemo4)
  67     EVT_MENU(TYPES_MIME, MyApp::DoMIMEDemo)
  68 END_EVENT_TABLE()
  69
  70 bool MyApp::OnInit()
  71 {
  72     // Create the main frame window
  73     MyFrame *frame = new MyFrame((wxFrame *) NULL, "wxWindows Types Demo",
  74                                  wxPoint(50, 50), wxSize(450, 340));
  75
  76     // Give it an icon
  77     frame->SetIcon(wxICON(mondrian));
  78
  79     // Make a menubar
  80     wxMenu *file_menu = new wxMenu;
  81
  82     file_menu->Append(TYPES_ABOUT, "&About");
  83     file_menu->AppendSeparator();
  84     file_menu->Append(TYPES_QUIT, "E&xit\tAlt-X");
  85
  86     wxMenu *test_menu = new wxMenu;
  87     test_menu->Append(TYPES_DATE, "&Date test");
  88     test_menu->Append(TYPES_TIME, "&Time test");
  89     test_menu->Append(TYPES_VARIANT, "&Variant test");
  90     test_menu->Append(TYPES_BYTEORDER, "&Byteorder test");
  91 #if wxUSE_UNICODE
  92     test_menu->Append(TYPES_UNICODE, "&Unicode test");
  93 #endif
  94     test_menu->Append(TYPES_STREAM, "&Stream test");
  95     test_menu->Append(TYPES_STREAM2, "&Stream seek test");
  96     test_menu->Append(TYPES_STREAM3, "&Stream error test");
  97     test_menu->Append(TYPES_STREAM4, "&Stream buffer test");
  98     test_menu->AppendSeparator();
  99     test_menu->Append(TYPES_MIME, "&MIME database test");
 100
 101     wxMenuBar *menu_bar = new wxMenuBar;
 102     menu_bar->Append(file_menu, "&File");
 103     menu_bar->Append(test_menu, "&Tests");
 104     frame->SetMenuBar(menu_bar);
 105
 106     m_textCtrl = new wxTextCtrl(frame, -1, "", wxPoint(0, 0), wxDefaultSize, wxTE_MULTILINE);
 107
 108     // Show the frame
 109     frame->Show(TRUE);
 110
 111     SetTopWindow(frame);
 112
 113     return TRUE;
 114 }
 115
 116 void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event))
 117 {
 118     wxTextCtrl& textCtrl = * GetTextCtrl();
 119
 120     textCtrl.Clear();
 121     textCtrl << _T("\nTest fstream vs. wxFileStream:\n\n");
 122
 123     textCtrl.WriteText( "Writing to ofstream and wxFileOutputStream:\n" );
 124
 125     ofstream std_file_output( "test_std.dat" );
 126     wxFileOutputStream file_output( "test_wx.dat" );
 127     wxBufferedOutputStream buf_output( file_output );
 128     wxTextOutputStream text_output( buf_output );
 129
 130     wxString tmp;
 131     signed int si = 0xFFFFFFFF;
 132     tmp.Printf( _T("Signed int: %d\n"), si );
 133     textCtrl.WriteText( tmp );
 134     text_output << si << "\n";
 135     std_file_output << si << "\n";
 136
 137     unsigned int ui = 0xFFFFFFFF;
 138     tmp.Printf( _T("Unsigned int: %u\n"), ui );
 139     textCtrl.WriteText( tmp );
 140     text_output << ui << "\n";
 141     std_file_output << ui << "\n";
 142
 143     double d = 2.01234567890123456789;
 144     tmp.Printf( _T("Double: %f\n"), d );
 145     textCtrl.WriteText( tmp );
 146     text_output << d << "\n";
 147     std_file_output << d << "\n";
 148
 149     float f = (float)0.00001;
 150     tmp.Printf( _T("Float: %f\n"), f );
 151     textCtrl.WriteText( tmp );
 152     text_output << f << "\n";
 153     std_file_output << f << "\n";
 154
 155     wxString str( _T("Hello!") );
 156     tmp.Printf( _T("String: %s\n"), str.c_str() );
 157     textCtrl.WriteText( tmp );
 158     text_output << str << "\n";
 159     std_file_output << str.c_str() << "\n";
 160
 161     textCtrl.WriteText( "\nReading from ifstream:\n" );
 162
 163     ifstream std_file_input( "test_std.dat" );
 164
 165     std_file_input >> si;
 166     tmp.Printf( _T("Signed int: %d\n"), si );
 167     textCtrl.WriteText( tmp );
 168
 169     std_file_input >> ui;
 170     tmp.Printf( _T("Unsigned int: %u\n"), ui );
 171     textCtrl.WriteText( tmp );
 172
 173     std_file_input >> d;
 174     tmp.Printf( _T("Double: %f\n"), d );
 175     textCtrl.WriteText( tmp );
 176
 177     std_file_input >> f;
 178     tmp.Printf( _T("Float: %f\n"), f );
 179     textCtrl.WriteText( tmp );
 180
 181     std_file_input >> str;
 182     tmp.Printf( _T("String: %s\n"), str.c_str() );
 183     textCtrl.WriteText( tmp );
 184
 185     textCtrl.WriteText( "\nReading from wxFileInputStream:\n" );
 186
 187     buf_output.Sync();
 188
 189     wxFileInputStream file_input( "test_wx.dat" );
 190     wxBufferedInputStream buf_input( file_input );
 191     wxTextInputStream text_input( file_input );
 192
 193     text_input >> si;
 194     tmp.Printf( _T("Signed int: %d\n"), si );
 195     textCtrl.WriteText( tmp );
 196
 197     text_input >> ui;
 198     tmp.Printf( _T("Unsigned int: %u\n"), ui );
 199     textCtrl.WriteText( tmp );
 200
 201     text_input >> d;
 202     tmp.Printf( _T("Double: %f\n"), d );
 203     textCtrl.WriteText( tmp );
 204
 205     text_input >> f;
 206     tmp.Printf( _T("Float: %f\n"), f );
 207     textCtrl.WriteText( tmp );
 208
 209     text_input >> str;
 210     tmp.Printf( _T("String: %s\n"), str.c_str() );
 211     textCtrl.WriteText( tmp );
 212
 213
 214     textCtrl << "\nTest for wxDataStream:\n\n";
 215
 216     textCtrl.WriteText( "Writing to wxDataOutputStream:\n" );
 217
 218     file_output.SeekO( 0 );
 219     wxDataOutputStream data_output( buf_output );
 220
 221     wxInt16 i16 = (short)0xFFFF;
 222     tmp.Printf( _T("Signed int16: %d\n"), (int)i16 );
 223     textCtrl.WriteText( tmp );
 224     data_output.Write16( i16 );
 225
 226     wxUint16 ui16 = 0xFFFF;
 227     tmp.Printf( _T("Unsigned int16: %u\n"), (unsigned int) ui16 );
 228     textCtrl.WriteText( tmp );
 229     data_output.Write16( ui16 );
 230
 231     d = 2.01234567890123456789;
 232     tmp.Printf( _T("Double: %f\n"), d );
 233     textCtrl.WriteText( tmp );
 234     data_output.WriteDouble( d );
 235
 236     str = "Hello!";
 237     tmp.Printf( _T("String: %s\n"), str.c_str() );
 238     textCtrl.WriteText( tmp );
 239     data_output.WriteString( str );
 240
 241     buf_output.Sync();
 242
 243     textCtrl.WriteText( "\nReading from wxDataInputStream:\n" );
 244
 245     file_input.SeekI( 0 );
 246     wxDataInputStream data_input( buf_input );
 247
 248     i16 = data_input.Read16();
 249     tmp.Printf( _T("Signed int16: %d\n"), (int)i16 );
 250     textCtrl.WriteText( tmp );
 251
 252     ui16 = data_input.Read16();
 253     tmp.Printf( _T("Unsigned int16: %u\n"), (unsigned int) ui16 );
 254     textCtrl.WriteText( tmp );
 255
 256     d = data_input.ReadDouble();
 257     tmp.Printf( _T("Double: %f\n"), d );
 258     textCtrl.WriteText( tmp );
 259
 260     str = data_input.ReadString();
 261     tmp.Printf( _T("String: %s\n"), str.c_str() );
 262     textCtrl.WriteText( tmp );
 263 }
 264
 265 void MyApp::DoStreamDemo2(wxCommandEvent& WXUNUSED(event))
 266 {
 267     wxTextCtrl& textCtrl = * GetTextCtrl();
 268
 269     textCtrl.Clear();
 270     textCtrl << _T("\nTesting wxBufferedStream:\n\n");
 271
 272     char ch,ch2;
 273
 274     textCtrl.WriteText( "Writing number 0 to 9 to buffered wxFileOutputStream:\n\n" );
 275
 276     wxFileOutputStream file_output( "test_wx.dat" );
 277     wxBufferedOutputStream buf_output( file_output );
 278     for (ch = 0; ch < 10; ch++)
 279         buf_output.Write( &ch, 1 );
 280     buf_output.Sync();
 281
 282     wxFileInputStream file_input( "test_wx.dat" );
 283     for (ch2 = 0; ch2 < 10; ch2++)
 284     {
 285         file_input.Read( &ch, 1 );
 286         textCtrl.WriteText( (char)(ch + '0') );
 287     }
 288     textCtrl.WriteText( "\n\n\n" );
 289
 290     textCtrl.WriteText( "Writing number 0 to 9 to buffered wxFileOutputStream, then\n" );
 291     textCtrl.WriteText( "seeking back to #3 and writing 3:\n\n" );
 292
 293     wxFileOutputStream file_output2( "test_wx2.dat" );
 294     wxBufferedOutputStream buf_output2( file_output2 );
 295     for (ch = 0; ch < 10; ch++)
 296         buf_output2.Write( &ch, 1 );
 297     buf_output2.SeekO( 3 );
 298     ch = 3;
 299     buf_output2.Write( &ch, 1 );
 300     buf_output2.Sync();
 301
 302     wxFileInputStream file_input2( "test_wx2.dat" );
 303     for (ch2 = 0; ch2 < 10; ch2++)
 304     {
 305         file_input2.Read( &ch, 1 );
 306         textCtrl.WriteText( (char)(ch + '0') );
 307     }
 308     textCtrl.WriteText( "\n\n\n" );
 309
 310     // now append 2000 bytes to file (bigger than buffer)
 311     buf_output2.SeekO( 0, wxFromEnd );
 312     ch = 1;
 313     for (int i = 0; i < 2000; i++)
 314        buf_output2.Write( &ch, 1 );
 315     buf_output2.Sync();
 316
 317     textCtrl.WriteText( "Reading number 0 to 9 from buffered wxFileInputStream, then\n" );
 318     textCtrl.WriteText( "seeking back to #3 and reading 3:\n\n" );
 319
 320     wxFileInputStream file_input3( "test_wx2.dat" );
 321     wxBufferedInputStream buf_input3( file_input3 );
 322     for (ch2 = 0; ch2 < 10; ch2++)
 323     {
 324         buf_input3.Read( &ch, 1 );
 325         textCtrl.WriteText( (char)(ch + '0') );
 326     }
 327     for (int j = 0; j < 2000; j++)
 328        buf_input3.Read( &ch, 1 );
 329     textCtrl.WriteText( "\n" );
 330     buf_input3.SeekI( 3 );
 331     buf_input3.Read( &ch, 1 );
 332     textCtrl.WriteText( (char)(ch + '0') );
 333     textCtrl.WriteText( "\n\n\n" );
 334
 335 }
 336
 337 void MyApp::DoStreamDemo3(wxCommandEvent& WXUNUSED(event))
 338 {
 339     wxTextCtrl& textCtrl = * GetTextCtrl();
 340
 341     textCtrl.Clear();
 342     textCtrl << "\nTesting wxFileInputStream's and wxFFileInputStream's error handling:\n\n";
 343
 344     char ch,ch2;
 345
 346     textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream:\n\n" );
 347
 348     wxFileOutputStream file_output( "test_wx.dat" );
 349     for (ch = 0; ch < 10; ch++)
 350         file_output.Write( &ch, 1 );
 351
 352     // Testing wxFileInputStream
 353
 354     textCtrl.WriteText( "Reading 0 to 10 to wxFileInputStream:\n\n" );
 355
 356     wxFileInputStream file_input( "test_wx.dat" );
 357     for (ch2 = 0; ch2 < 11; ch2++)
 358     {
 359         file_input.Read( &ch, 1 );
 360         textCtrl.WriteText( "Value read: " );
 361         textCtrl.WriteText( (char)(ch + '0') );
 362         textCtrl.WriteText( ";  stream.LastError() returns: " );
 363         switch (file_input.LastError())
 364         {
 365             case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 366             case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 367             case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 368             case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 369             default: textCtrl.WriteText( "Huh?\n" ); break;
 370         }
 371     }
 372     textCtrl.WriteText( "\n" );
 373
 374     textCtrl.WriteText( "Seeking to 0;  stream.LastError() returns: " );
 375     file_input.SeekI( 0 );
 376     switch (file_input.LastError())
 377     {
 378         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 379         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 380         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 381         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 382         default: textCtrl.WriteText( "Huh?\n" ); break;
 383     }
 384     textCtrl.WriteText( "\n" );
 385
 386     file_input.Read( &ch, 1 );
 387     textCtrl.WriteText( "Value read: " );
 388     textCtrl.WriteText( (char)(ch + '0') );
 389     textCtrl.WriteText( ";  stream.LastError() returns: " );
 390     switch (file_input.LastError())
 391     {
 392         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 393         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 394         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 395         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 396         default: textCtrl.WriteText( "Huh?\n" ); break;
 397     }
 398     textCtrl.WriteText( "\n\n" );
 399
 400
 401     // Testing wxFFileInputStream
 402
 403     textCtrl.WriteText( "Reading 0 to 10 to wxFFileInputStream:\n\n" );
 404
 405     wxFFileInputStream ffile_input( "test_wx.dat" );
 406     for (ch2 = 0; ch2 < 11; ch2++)
 407     {
 408         ffile_input.Read( &ch, 1 );
 409         textCtrl.WriteText( "Value read: " );
 410         textCtrl.WriteText( (char)(ch + '0') );
 411         textCtrl.WriteText( ";  stream.LastError() returns: " );
 412         switch (ffile_input.LastError())
 413         {
 414             case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 415             case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 416             case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 417             case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 418             default: textCtrl.WriteText( "Huh?\n" ); break;
 419         }
 420     }
 421     textCtrl.WriteText( "\n" );
 422
 423     textCtrl.WriteText( "Seeking to 0;  stream.LastError() returns: " );
 424     ffile_input.SeekI( 0 );
 425     switch (ffile_input.LastError())
 426     {
 427         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 428         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 429         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 430         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 431         default: textCtrl.WriteText( "Huh?\n" ); break;
 432     }
 433     textCtrl.WriteText( "\n" );
 434
 435     ffile_input.Read( &ch, 1 );
 436     textCtrl.WriteText( "Value read: " );
 437     textCtrl.WriteText( (char)(ch + '0') );
 438     textCtrl.WriteText( ";  stream.LastError() returns: " );
 439     switch (ffile_input.LastError())
 440     {
 441         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 442         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 443         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 444         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 445         default: textCtrl.WriteText( "Huh?\n" ); break;
 446     }
 447     textCtrl.WriteText( "\n\n" );
 448
 449     // Testing wxFFileInputStream
 450
 451     textCtrl.WriteText( "Reading 0 to 10 to buffered wxFFileInputStream:\n\n" );
 452
 453     wxFFileInputStream ffile_input2( "test_wx.dat" );
 454     wxBufferedInputStream buf_input( ffile_input2 );
 455     for (ch2 = 0; ch2 < 11; ch2++)
 456     {
 457         buf_input.Read( &ch, 1 );
 458         textCtrl.WriteText( "Value read: " );
 459         textCtrl.WriteText( (char)(ch + '0') );
 460         textCtrl.WriteText( ";  stream.LastError() returns: " );
 461         switch (buf_input.LastError())
 462         {
 463             case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 464             case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 465             case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 466             case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 467             default: textCtrl.WriteText( "Huh?\n" ); break;
 468         }
 469     }
 470     textCtrl.WriteText( "\n" );
 471
 472     textCtrl.WriteText( "Seeking to 0;  stream.LastError() returns: " );
 473     buf_input.SeekI( 0 );
 474     switch (buf_input.LastError())
 475     {
 476         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 477         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 478         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 479         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 480         default: textCtrl.WriteText( "Huh?\n" ); break;
 481     }
 482     textCtrl.WriteText( "\n" );
 483
 484     buf_input.Read( &ch, 1 );
 485     textCtrl.WriteText( "Value read: " );
 486     textCtrl.WriteText( (char)(ch + '0') );
 487     textCtrl.WriteText( ";  stream.LastError() returns: " );
 488     switch (buf_input.LastError())
 489     {
 490         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 491         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 492         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 493         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 494         default: textCtrl.WriteText( "Huh?\n" ); break;
 495     }
 496 }
 497
 498 void MyApp::DoStreamDemo4(wxCommandEvent& WXUNUSED(event))
 499 {
 500     wxTextCtrl& textCtrl = * GetTextCtrl();
 501
 502     wxString msg;
 503
 504     textCtrl.Clear();
 505     textCtrl << "\nTesting wxStreamBuffer:\n\n";
 506
 507     // bigger than buffer
 508     textCtrl.WriteText( "Writing 2000x 1 to wxFileOutputStream.\n\n" );
 509
 510     wxFileOutputStream file_output( "test_wx.dat" );
 511     for (int i = 0; i < 2000; i++)
 512     {
 513         char ch = 1;
 514         file_output.Write( &ch, 1 );
 515     }
 516
 517     textCtrl.WriteText( "Opening with a buffered wxFileInputStream:\n\n" );
 518
 519     wxFileInputStream file_input( "test_wx.dat" );
 520     wxBufferedInputStream buf_input( file_input );
 521
 522     textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
 523     switch (buf_input.LastError())
 524     {
 525         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 526         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 527         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 528         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 529         default: textCtrl.WriteText( "Huh?\n" ); break;
 530     }
 531     msg.Printf( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
 532     textCtrl.WriteText( msg );
 533     msg.Printf( "wxBufferedInputStream.TellI() returns: %d\n", (int)buf_input.TellI() );
 534     textCtrl.WriteText( msg );
 535     textCtrl.WriteText( "\n\n" );
 536
 537
 538     textCtrl.WriteText( "Seeking to position 300:\n\n" );
 539
 540     buf_input.SeekI( 300 );
 541
 542     textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
 543     switch (buf_input.LastError())
 544     {
 545         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 546         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 547         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 548         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 549         default: textCtrl.WriteText( "Huh?\n" ); break;
 550     }
 551     msg.Printf( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
 552     textCtrl.WriteText( msg );
 553     msg.Printf( "wxBufferedInputStream.TellI() returns: %d\n", (int)buf_input.TellI() );
 554     textCtrl.WriteText( msg );
 555     textCtrl.WriteText( "\n\n" );
 556
 557
 558     char buf[2000];
 559
 560     textCtrl.WriteText( "Reading 500 bytes:\n\n" );
 561
 562     buf_input.Read( buf, 500 );
 563
 564     textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
 565     switch (buf_input.LastError())
 566     {
 567         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 568         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 569         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 570         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 571         default: textCtrl.WriteText( "Huh?\n" ); break;
 572     }
 573     msg.Printf( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
 574     textCtrl.WriteText( msg );
 575     msg.Printf( "wxBufferedInputStream.TellI() returns: %d\n", (int)buf_input.TellI() );
 576     textCtrl.WriteText( msg );
 577     textCtrl.WriteText( "\n\n" );
 578
 579     textCtrl.WriteText( "Reading another 500 bytes:\n\n" );
 580
 581     buf_input.Read( buf, 500 );
 582
 583     textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
 584     switch (buf_input.LastError())
 585     {
 586         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 587         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 588         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 589         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 590         default: textCtrl.WriteText( "Huh?\n" ); break;
 591     }
 592     msg.Printf( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
 593     textCtrl.WriteText( msg );
 594     msg.Printf( "wxBufferedInputStream.TellI() returns: %d\n", (int)buf_input.TellI() );
 595     textCtrl.WriteText( msg );
 596     textCtrl.WriteText( "\n\n" );
 597
 598     textCtrl.WriteText( "Reading another 500 bytes:\n\n" );
 599
 600     buf_input.Read( buf, 500 );
 601
 602     textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
 603     switch (buf_input.LastError())
 604     {
 605         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 606         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 607         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 608         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 609         default: textCtrl.WriteText( "Huh?\n" ); break;
 610     }
 611     msg.Printf( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
 612     textCtrl.WriteText( msg );
 613     msg.Printf( "wxBufferedInputStream.TellI() returns: %d\n", (int)buf_input.TellI() );
 614     textCtrl.WriteText( msg );
 615     textCtrl.WriteText( "\n\n" );
 616
 617     textCtrl.WriteText( "Reading another 500 bytes:\n\n" );
 618
 619     buf_input.Read( buf, 500 );
 620
 621     textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
 622     switch (buf_input.LastError())
 623     {
 624         case wxSTREAM_NOERROR:      textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
 625         case wxSTREAM_EOF:          textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
 626         case wxSTREAM_READ_ERROR:   textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
 627         case wxSTREAM_WRITE_ERROR:  textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
 628         default: textCtrl.WriteText( "Huh?\n" ); break;
 629     }
 630     msg.Printf( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
 631     textCtrl.WriteText( msg );
 632     msg.Printf( "wxBufferedInputStream.TellI() returns: %d\n", (int)buf_input.TellI() );
 633     textCtrl.WriteText( msg );
 634     textCtrl.WriteText( "\n\n" );
 635 }
 636
 637 #if wxUSE_UNICODE
 638 void MyApp::DoUnicodeDemo(wxCommandEvent& WXUNUSED(event))
 639 {
 640     wxTextCtrl& textCtrl = * GetTextCtrl();
 641
 642     textCtrl.Clear();
 643     textCtrl << "\nTest wchar_t to char (Unicode to ANSI/Multibyte) converions:";
 644
 645     wxString str;
 646     str = _T("Robert Röbling\n");
 647
 648     printf( "\n\nConversion with wxConvLocal:\n" );
 649     wxConvCurrent = &wxConvLocal;
 650     printf( (const char*) str.mbc_str() );
 651
 652     printf( "\n\nConversion with wxConvGdk:\n" );
 653     wxConvCurrent = &wxConvGdk;
 654     printf( (const char*) str.mbc_str() );
 655
 656     printf( "\n\nConversion with wxConvLibc:\n" );
 657     wxConvCurrent = &wxConvLibc;
 658     printf( (const char*) str.mbc_str() );
 659
 660 }
 661 #endif
 662
 663 void MyApp::DoMIMEDemo(wxCommandEvent& WXUNUSED(event))
 664 {
 665     static wxString s_defaultExt = "xyz";
 666
 667     wxString ext = wxGetTextFromUser("Enter a file extension: ",
 668                                      "MIME database test",
 669                                      s_defaultExt);
 670     if ( !!ext )
 671     {
 672         s_defaultExt = ext;
 673
 674         // init MIME database if not done yet
 675         if ( !m_mimeDatabase )
 676         {
 677             m_mimeDatabase = new wxMimeTypesManager;
 678
 679             static const wxFileTypeInfo fallbacks[] =
 680             {
 681                 wxFileTypeInfo("application/xyz",
 682                                "XyZ %s",
 683                                "XyZ -p %s",
 684                                "The one and only XYZ format file",
 685                                "xyz", "123", NULL),
 686                 wxFileTypeInfo("text/html",
 687                                "lynx %s",
 688                                "lynx -dump %s | lpr",
 689                                "HTML document (from fallback)",
 690                                "htm", "html", NULL),
 691
 692                 // must terminate the table with this!
 693                 wxFileTypeInfo()
 694             };
 695
 696             m_mimeDatabase->AddFallbacks(fallbacks);
 697         }
 698
 699         wxTextCtrl& textCtrl = * GetTextCtrl();
 700
 701         wxFileType *filetype = m_mimeDatabase->GetFileTypeFromExtension(ext);
 702         if ( !filetype )
 703         {
 704             textCtrl << "Unknown extension '" << ext << "'\n";
 705         }
 706         else
 707         {
 708             wxString type, desc, open;
 709             filetype->GetMimeType(&type);
 710             filetype->GetDescription(&desc);
 711
 712             wxString filename = "filename";
 713             filename << "." << ext;
 714             wxFileType::MessageParameters params(filename, type);
 715             filetype->GetOpenCommand(&open, params);
 716
 717             textCtrl << "MIME information about extension '" << ext << "'\n"
 718                      << "\tMIME type: " << ( !type ? "unknown"
 719                                                    : type.c_str() ) << '\n'
 720                      << "\tDescription: " << ( !desc ? "" : desc.c_str() )
 721                         << '\n'
 722                      << "\tCommand to open: " << ( !open ? "no" : open.c_str() )
 723                         << '\n';
 724
 725             delete filetype;
 726         }
 727     }
 728     //else: cancelled by user
 729 }
 730
 731 void MyApp::DoByteOrderDemo(wxCommandEvent& WXUNUSED(event))
 732 {
 733     wxTextCtrl& textCtrl = * GetTextCtrl();
 734
 735     textCtrl.Clear();
 736     textCtrl << "\nTest byte order macros:\n\n";
 737
 738     if (wxBYTE_ORDER == wxLITTLE_ENDIAN)
 739         textCtrl << "This is a little endian system.\n\n";
 740     else
 741         textCtrl << "This is a big endian system.\n\n";
 742
 743     wxString text;
 744
 745     wxInt32 var = 0xF1F2F3F4;
 746     text = "";
 747     text.Printf( _T("Value of wxInt32 is now: %#x.\n\n"), var );
 748     textCtrl.WriteText( text );
 749
 750     text = "";
 751     text.Printf( _T("Value of swapped wxInt32 is: %#x.\n\n"), wxINT32_SWAP_ALWAYS( var ) );
 752     textCtrl.WriteText( text );
 753
 754     text = "";
 755     text.Printf( _T("Value of wxInt32 swapped on little endian is: %#x.\n\n"), wxINT32_SWAP_ON_LE( var ) );
 756     textCtrl.WriteText( text );
 757
 758     text = "";
 759     text.Printf( _T("Value of wxInt32 swapped on big endian is: %#x.\n\n"), wxINT32_SWAP_ON_BE( var ) );
 760     textCtrl.WriteText( text );
 761 }
 762
 763 void MyApp::DoTimeDemo(wxCommandEvent& WXUNUSED(event))
 764 {
 765     wxTextCtrl& textCtrl = * GetTextCtrl();
 766
 767     textCtrl.Clear();
 768     textCtrl << "\nTest class wxTime:\n";
 769     wxTime now;
 770     textCtrl << "It is now " << (wxString) now << "\n";
 771 }
 772
 773 void MyApp::DoDateDemo(wxCommandEvent& WXUNUSED(event))
 774 {
 775     wxTextCtrl& textCtrl = * GetTextCtrl();
 776
 777     textCtrl.Clear();
 778     textCtrl << "\nTest class wxDate" << "\n";
 779
 780     // Various versions of the constructors
 781     // and various output
 782
 783     wxDate x(10,20,1962);
 784
 785     textCtrl << x.FormatDate(wxFULL) << "  (full)\n";
 786
 787     // constuctor with a string, just printing the day of the week
 788     wxDate y("8/8/1988");
 789
 790     textCtrl << y.FormatDate(wxDAY) << "  (just day)\n";
 791
 792     // constructor with a julian
 793     wxDate z( 2450000L );
 794     textCtrl << z.FormatDate(wxFULL) << "  (full)\n";
 795
 796     // using date addition and subtraction
 797     wxDate a = x + 10;
 798     textCtrl << a.FormatDate(wxFULL) << "  (full)\n";
 799     a = a - 25;
 800     textCtrl << a.FormatDate(wxEUROPEAN) << "  (European)\n";
 801
 802     // Using subtraction of two date objects
 803     wxDate a1 = wxString("7/13/1991");
 804     wxDate a2 = a1 + 14;
 805     textCtrl << (a1-a2) << "\n";
 806     textCtrl << (a2+=10) << "\n";
 807
 808     a1++;
 809     textCtrl << "Tomorrow= " << a1.FormatDate(wxFULL) << "\n";
 810
 811     wxDate tmpDate1("08/01/1991");
 812     wxDate tmpDate2("07/14/1991");
 813     textCtrl << "a1 (7-14-91) < 8-01-91 ? ==> " << ((a1 < tmpDate1) ? "TRUE" : "FALSE") << "\n";
 814     textCtrl << "a1 (7-14-91) > 8-01-91 ? ==> " << ((a1 > tmpDate1) ? "TRUE" : "FALSE") << "\n";
 815     textCtrl << "a1 (7-14-91)== 7-14-91 ? ==> " << ((a1==tmpDate2) ? "TRUE" : "FALSE") << "\n";
 816
 817     wxDate a3 = a1;
 818     textCtrl << "a1 (7-14-91)== a3 (7-14-91) ? ==> " << ((a1==a3) ? "TRUE" : "FALSE") << "\n";
 819     wxDate a4 = a1;
 820     textCtrl << "a1 (7-14-91)== a4 (7-15-91) ? ==> " << ((a1==++a4) ? "TRUE" : "FALSE") << "\n";
 821
 822     wxDate a5 = wxString("today");
 823     textCtrl << "Today is: " << a5 << "\n";
 824     a4 = "TODAY";
 825     textCtrl << "Today (a4) is: " << a4 << "\n";
 826
 827     textCtrl << "Today + 4 is: " << (a4+=4) << "\n";
 828     a4 = "TODAY";
 829     textCtrl << "Today - 4 is: " << (a4-=4) << "\n";
 830
 831     textCtrl << "=========== Leap Year Test ===========\n";
 832     a1 = "1/15/1992";
 833     textCtrl << a1.FormatDate(wxFULL) << "  " << ((a1.IsLeapYear()) ? "Leap" : "non-Leap");
 834     textCtrl << "  " << "day of year:  " << a1.GetDayOfYear() << "\n";
 835
 836     a1 = "2/16/1993";
 837     textCtrl << a1.FormatDate(wxFULL) << "  " << ((a1.IsLeapYear()) ? "Leap" : "non-Leap");
 838     textCtrl << "  " << "day of year:  " << a1.GetDayOfYear() << "\n";
 839
 840     textCtrl << "================== string assignment test ====================\n";
 841     wxString date_string=a1;
 842     textCtrl << "a1 as a string (s/b 2/16/1993) ==> " << date_string << "\n";
 843
 844     textCtrl << "================== SetFormat test ============================\n";
 845     a1.SetFormat(wxFULL);
 846     textCtrl << "a1 (s/b FULL format) ==> " << a1 << "\n";
 847     a1.SetFormat(wxEUROPEAN);
 848     textCtrl << "a1 (s/b EUROPEAN format) ==> " << a1 << "\n";
 849
 850     textCtrl << "================== SetOption test ============================\n";
 851     textCtrl << "Date abbreviation ON\n";
 852
 853     a1.SetOption(wxDATE_ABBR);
 854     a1.SetFormat(wxMONTH);
 855     textCtrl << "a1 (s/b MONTH format) ==> " << a1 << "\n";
 856     a1.SetFormat(wxDAY);
 857     textCtrl << "a1 (s/b DAY format) ==> " << a1 << "\n";
 858     a1.SetFormat(wxFULL);
 859     textCtrl << "a1 (s/b FULL format) ==> " << a1 << "\n";
 860     a1.SetFormat(wxEUROPEAN);
 861     textCtrl << "a1 (s/b EUROPEAN format) ==> " << a1 << "\n";
 862     textCtrl << "Century suppression ON\n";
 863     a1.SetOption(wxNO_CENTURY);
 864     a1.SetFormat(wxMDY);
 865     textCtrl << "a1 (s/b MDY format) ==> " << a1 << "\n";
 866     textCtrl << "Century suppression OFF\n";
 867     a1.SetOption(wxNO_CENTURY,FALSE);
 868     textCtrl << "a1 (s/b MDY format) ==> " << a1 << "\n";
 869     textCtrl << "Century suppression ON\n";
 870     a1.SetOption(wxNO_CENTURY);
 871     textCtrl << "a1 (s/b MDY format) ==> " << a1 << "\n";
 872     a1.SetFormat(wxFULL);
 873     textCtrl << "a1 (s/b FULL format) ==> " << a1 << "\n";
 874
 875     textCtrl << "\n=============== Version 4.0 Enhancement Test =================\n";
 876
 877     wxDate v4("11/26/1966");
 878     textCtrl << "\n---------- Set Stuff -----------\n";
 879     textCtrl << "First, 'Set' to today..." << "\n";
 880     textCtrl << "Before 'Set' => " << v4 << "\n";
 881     textCtrl << "After  'Set' => " << v4.Set() << "\n\n";
 882
 883     textCtrl << "Set to 11/26/66 => " << v4.Set(11,26,1966) << "\n";
 884     textCtrl << "Current Julian  => " << v4.GetJulianDate() << "\n";
 885     textCtrl << "Set to Julian 2450000L => " << v4.Set(2450000L) << "\n";
 886     textCtrl << "See! => " << v4.GetJulianDate() << "\n";
 887
 888     textCtrl << "---------- Add Stuff -----------\n";
 889     textCtrl << "Start => " << v4 << "\n";
 890     textCtrl << "Add 4 Weeks => " << v4.AddWeeks(4) << "\n";
 891     textCtrl << "Sub 1 Month => " << v4.AddMonths(-1) << "\n";
 892     textCtrl << "Add 2 Years => " << v4.AddYears(2) << "\n";
 893
 894     textCtrl << "---------- Misc Stuff -----------\n";
 895     textCtrl << "The date aboves' day of the month is => " << v4.GetDay() << "\n";
 896     textCtrl << "There are " << v4.GetDaysInMonth() << " days in this month.\n";
 897     textCtrl << "The first day of this month lands on " << v4.GetFirstDayOfMonth() << "\n";
 898     textCtrl << "This day happens to be " << v4.GetDayOfWeekName() << "\n";
 899     textCtrl << "the " << v4.GetDayOfWeek() << " day of the week," << "\n";
 900     textCtrl << "on the " << v4.GetWeekOfYear() << " week of the year," << "\n";
 901     textCtrl << "on the " << v4.GetWeekOfMonth() << " week of the month, " << "\n";
 902     textCtrl << "(which is " << v4.GetMonthName() << ")\n";
 903     textCtrl << "the "<< v4.GetMonth() << "th month in the year.\n";
 904     textCtrl << "The year alone is " << v4.GetYear() << "\n";
 905
 906     textCtrl << "---------- First and Last Stuff -----------\n";
 907     v4.Set();
 908     textCtrl << "The first date of this month is " << v4.GetMonthStart() << "\n";
 909     textCtrl << "The last date of this month is " << v4.GetMonthEnd() << "\n";
 910     textCtrl << "The first date of this year is " << v4.GetYearStart() << "\n";
 911     textCtrl << "The last date of this year is " << v4.GetYearEnd() << "\n";
 912 }
 913
 914 void MyApp::DoVariantDemo(wxCommandEvent& WXUNUSED(event) )
 915 {
 916     wxTextCtrl& textCtrl = * GetTextCtrl();
 917
 918     wxVariant var1 = "String value";
 919     textCtrl << "var1 = " << var1.MakeString() << "\n";
 920
 921     // Conversion
 922     wxString str = var1.MakeString();
 923
 924     var1 = 123.456;
 925     textCtrl << "var1 = " << var1.GetReal() << "\n";
 926
 927     // Implicit conversion
 928     double v = var1;
 929
 930     var1 = 9876L;
 931     textCtrl << "var1 = " << var1.GetLong() << "\n";
 932
 933     // Implicit conversion
 934     long l = var1;
 935
 936     // suppress compile warnings about unused variables
 937     if ( l < v )
 938     {
 939         ;
 940     }
 941
 942     wxStringList stringList;
 943     stringList.Add(_T("one")); stringList.Add(_T("two")); stringList.Add(_T("three"));
 944     var1 = stringList;
 945     textCtrl << "var1 = " << var1.MakeString() << "\n";
 946
 947     var1.ClearList();
 948     var1.Append(wxVariant(1.2345));
 949     var1.Append(wxVariant("hello"));
 950     var1.Append(wxVariant(54321L));
 951
 952     textCtrl << "var1 = " << var1.MakeString() << "\n";
 953
 954     size_t n = var1.GetCount();
 955     size_t i;
 956     for (i = (size_t) 0; i < n; i++)
 957     {
 958         textCtrl << "var1[" << (int) i << "] (type " << var1[i].GetType() << ") = " << var1[i].MakeString() << "\n";
 959     }
 960 }
 961
 962 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
 963     EVT_MENU(TYPES_QUIT, MyFrame::OnQuit)
 964     EVT_MENU(TYPES_ABOUT, MyFrame::OnAbout)
 965 END_EVENT_TABLE()
 966
 967 // My frame constructor
 968 MyFrame::MyFrame(wxFrame *parent, const wxString& title,
 969        const wxPoint& pos, const wxSize& size):
 970   wxFrame(parent, -1, title, pos, size)
 971 {}
 972
 973 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
 974 {
 975   Close(TRUE);
 976 }
 977
 978 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
 979 {
 980   wxMessageDialog dialog(this, "Tests various wxWindows types",
 981       "About Types", wxYES_NO|wxCANCEL);
 982
 983   dialog.ShowModal();
 984 }
 985
 986