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1 /////////////////////////////////////////////////////////////////////////////
2 // Name: typetest.cpp
3 // Purpose: Types wxWidgets sample
4 // Author: Julian Smart
5 // Modified by:
6 // Created: 04/01/98
7 // RCS-ID: $Id$
8 // Copyright: (c) Julian Smart
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/variant.h"
28 #include "wx/mimetype.h"
29
30 #include "typetest.h"
31
32 #if defined(__WXGTK__) || defined(__WXX11__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__)
33 #include "mondrian.xpm"
34 #endif
35
36 #ifdef new
37 #undef new
38 #endif
39
40 #include "wx/ioswrap.h"
41
42 #if wxUSE_IOSTREAMH
43 #include <fstream.h>
44 #else
45 #include <fstream>
46 #endif
47
48 #include "wx/wfstream.h"
49 #include "wx/datstrm.h"
50 #include "wx/txtstrm.h"
51 #include "wx/mstream.h"
52
53 // Create a new application object
54 IMPLEMENT_APP (MyApp)
55
56 IMPLEMENT_DYNAMIC_CLASS (MyApp, wxApp)
57
58 BEGIN_EVENT_TABLE(MyApp, wxApp)
59 EVT_MENU(TYPES_VARIANT, MyApp::DoVariantDemo)
60 EVT_MENU(TYPES_BYTEORDER, MyApp::DoByteOrderDemo)
61 #if wxUSE_UNICODE
62 EVT_MENU(TYPES_UNICODE, MyApp::DoUnicodeDemo)
63 #endif // wxUSE_UNICODE
64 EVT_MENU(TYPES_STREAM, MyApp::DoStreamDemo)
65 EVT_MENU(TYPES_STREAM2, MyApp::DoStreamDemo2)
66 EVT_MENU(TYPES_STREAM3, MyApp::DoStreamDemo3)
67 EVT_MENU(TYPES_STREAM4, MyApp::DoStreamDemo4)
68 EVT_MENU(TYPES_STREAM5, MyApp::DoStreamDemo5)
69 EVT_MENU(TYPES_STREAM6, MyApp::DoStreamDemo6)
70 EVT_MENU(TYPES_STREAM7, MyApp::DoStreamDemo7)
71 EVT_MENU(TYPES_MIME, MyApp::DoMIMEDemo)
72 END_EVENT_TABLE()
73
74 wxString file_name = _T("test_wx.dat");
75 wxString file_name2 = wxString(_T("test_wx2.dat"));
76
77 bool MyApp::OnInit()
78 {
79 // Create the main frame window
80 MyFrame *frame = new MyFrame((wxFrame *) NULL, _T("wxWidgets Types Demo"),
81 wxPoint(50, 50), wxSize(450, 340));
82
83 // Give it an icon
84 frame->SetIcon(wxICON(mondrian));
85
86 // Make a menubar
87 wxMenu *file_menu = new wxMenu;
88
89 file_menu->Append(TYPES_ABOUT, _T("&About"));
90 file_menu->AppendSeparator();
91 file_menu->Append(TYPES_QUIT, _T("E&xit\tAlt-X"));
92
93 wxMenu *test_menu = new wxMenu;
94 test_menu->Append(TYPES_VARIANT, _T("&Variant test"));
95 test_menu->Append(TYPES_BYTEORDER, _T("&Byteorder test"));
96 #if wxUSE_UNICODE
97 test_menu->Append(TYPES_UNICODE, _T("&Unicode test"));
98 #endif // wxUSE_UNICODE
99 test_menu->Append(TYPES_STREAM, _T("&Stream test"));
100 test_menu->Append(TYPES_STREAM2, _T("&Stream seek test"));
101 test_menu->Append(TYPES_STREAM3, _T("&Stream error test"));
102 test_menu->Append(TYPES_STREAM4, _T("&Stream buffer test"));
103 test_menu->Append(TYPES_STREAM5, _T("&Stream peek test"));
104 test_menu->Append(TYPES_STREAM6, _T("&Stream ungetch test"));
105 test_menu->Append(TYPES_STREAM7, _T("&Stream ungetch test for a buffered stream"));
106 test_menu->AppendSeparator();
107 test_menu->Append(TYPES_MIME, _T("&MIME database test"));
108
109 wxMenuBar *menu_bar = new wxMenuBar;
110 menu_bar->Append(file_menu, _T("&File"));
111 menu_bar->Append(test_menu, _T("&Tests"));
112 frame->SetMenuBar(menu_bar);
113
114 m_textCtrl = new wxTextCtrl(frame, wxID_ANY, wxEmptyString,
115 wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE);
116
117 // Show the frame
118 frame->Show(true);
119
120 SetTopWindow(frame);
121
122 return true;
123 }
124
125 void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event))
126 {
127 wxTextCtrl& textCtrl = * GetTextCtrl();
128
129 textCtrl.Clear();
130 textCtrl << _T("\nTest fstream vs. wxFileStream:\n\n");
131
132 textCtrl.WriteText( _T("Writing to ofstream and wxFileOutputStream:\n") );
133
134 wxSTD ofstream std_file_output( "test_std.dat" );
135 wxFileOutputStream file_output( file_name );
136 wxBufferedOutputStream buf_output( file_output );
137 wxTextOutputStream text_output( buf_output );
138
139 wxString tmp;
140 signed int si = 0xFFFFFFFF;
141 tmp.Printf( _T("Signed int: %d\n"), si );
142 textCtrl.WriteText( tmp );
143 text_output << si << _T("\n");
144 std_file_output << si << "\n";
145
146 unsigned int ui = 0xFFFFFFFF;
147 tmp.Printf( _T("Unsigned int: %u\n"), ui );
148 textCtrl.WriteText( tmp );
149 text_output << ui << _T("\n");
150 std_file_output << ui << "\n";
151
152 double d = 2.01234567890123456789;
153 tmp.Printf( _T("Double: %f\n"), d );
154 textCtrl.WriteText( tmp );
155 text_output << d << _T("\n");
156 std_file_output << d << "\n";
157
158 float f = (float)0.00001;
159 tmp.Printf( _T("Float: %f\n"), f );
160 textCtrl.WriteText( tmp );
161 text_output << f << _T("\n");
162 std_file_output << f << "\n";
163
164 wxString str( _T("Hello!") );
165 tmp.Printf( _T("String: %s\n"), str.c_str() );
166 textCtrl.WriteText( tmp );
167 text_output << str << _T("\n");
168 std_file_output << str.ToAscii() << "\n";
169
170 textCtrl.WriteText( _T("\nReading from ifstream:\n") );
171
172 wxSTD ifstream std_file_input( "test_std.dat" );
173
174 std_file_input >> si;
175 tmp.Printf( _T("Signed int: %d\n"), si );
176 textCtrl.WriteText( tmp );
177
178 std_file_input >> ui;
179 tmp.Printf( _T("Unsigned int: %u\n"), ui );
180 textCtrl.WriteText( tmp );
181
182 std_file_input >> d;
183 tmp.Printf( _T("Double: %f\n"), d );
184 textCtrl.WriteText( tmp );
185
186 std_file_input >> f;
187 tmp.Printf( _T("Float: %f\n"), f );
188 textCtrl.WriteText( tmp );
189
190 char std_buf[200];
191 std_file_input >> std_buf;
192 str = wxString::FromAscii(std_buf);
193 tmp.Printf( _T("String: %s\n"), str.c_str() );
194 textCtrl.WriteText( tmp );
195
196 textCtrl.WriteText( _T("\nReading from wxFileInputStream:\n") );
197
198 buf_output.Sync();
199
200 wxFileInputStream file_input( file_name );
201 wxBufferedInputStream buf_input( file_input );
202 wxTextInputStream text_input( file_input );
203
204 text_input >> si;
205 tmp.Printf( _T("Signed int: %d\n"), si );
206 textCtrl.WriteText( tmp );
207
208 text_input >> ui;
209 tmp.Printf( _T("Unsigned int: %u\n"), ui );
210 textCtrl.WriteText( tmp );
211
212 text_input >> d;
213 tmp.Printf( _T("Double: %f\n"), d );
214 textCtrl.WriteText( tmp );
215
216 text_input >> f;
217 tmp.Printf( _T("Float: %f\n"), f );
218 textCtrl.WriteText( tmp );
219
220 text_input >> str;
221 tmp.Printf( _T("String: %s\n"), str.c_str() );
222 textCtrl.WriteText( tmp );
223
224
225
226 textCtrl << _T("\nTest for wxDataStream:\n\n");
227
228 textCtrl.WriteText( _T("Writing to wxDataOutputStream:\n") );
229
230 file_output.SeekO( 0 );
231 wxDataOutputStream data_output( buf_output );
232
233 wxInt16 i16 = (unsigned short)0xFFFF;
234 tmp.Printf( _T("Signed int16: %d\n"), (int)i16 );
235 textCtrl.WriteText( tmp );
236 data_output.Write16( i16 );
237
238 wxUint16 ui16 = 0xFFFF;
239 tmp.Printf( _T("Unsigned int16: %u\n"), (unsigned int) ui16 );
240 textCtrl.WriteText( tmp );
241 data_output.Write16( ui16 );
242
243 d = 2.01234567890123456789;
244 tmp.Printf( _T("Double: %f\n"), d );
245 textCtrl.WriteText( tmp );
246 data_output.WriteDouble( d );
247
248 str = _T("Hello!");
249 tmp.Printf( _T("String: %s\n"), str.c_str() );
250 textCtrl.WriteText( tmp );
251 data_output.WriteString( str );
252
253 buf_output.Sync();
254
255 textCtrl.WriteText( _T("\nReading from wxDataInputStream:\n") );
256
257 file_input.SeekI( 0 );
258 wxDataInputStream data_input( buf_input );
259
260 i16 = data_input.Read16();
261 tmp.Printf( _T("Signed int16: %d\n"), (int)i16 );
262 textCtrl.WriteText( tmp );
263
264 ui16 = data_input.Read16();
265 tmp.Printf( _T("Unsigned int16: %u\n"), (unsigned int) ui16 );
266 textCtrl.WriteText( tmp );
267
268 d = data_input.ReadDouble();
269 tmp.Printf( _T("Double: %f\n"), d );
270 textCtrl.WriteText( tmp );
271
272 str = data_input.ReadString();
273 tmp.Printf( _T("String: %s\n"), str.c_str() );
274 textCtrl.WriteText( tmp );
275 }
276
277 void MyApp::DoStreamDemo2(wxCommandEvent& WXUNUSED(event))
278 {
279 wxTextCtrl& textCtrl = * GetTextCtrl();
280
281 textCtrl.Clear();
282 textCtrl << _T("\nTesting wxBufferedStream:\n\n");
283
284 char ch,ch2;
285
286 textCtrl.WriteText( _T("Writing number 0 to 9 to buffered wxFileOutputStream:\n\n") );
287
288 wxFileOutputStream file_output( file_name );
289 wxBufferedOutputStream buf_output( file_output );
290 for (ch = 0; ch < 10; ch++)
291 buf_output.Write( &ch, 1 );
292 buf_output.Sync();
293
294 wxFileInputStream file_input( file_name );
295 for (ch2 = 0; ch2 < 10; ch2++)
296 {
297 file_input.Read( &ch, 1 );
298 textCtrl.WriteText( (wxChar)(ch + _T('0')) );
299 }
300 textCtrl.WriteText( _T("\n\n\n") );
301
302 textCtrl.WriteText( _T("Writing number 0 to 9 to buffered wxFileOutputStream, then\n") );
303 textCtrl.WriteText( _T("seeking back to #3 and writing 0:\n\n") );
304
305 wxFileOutputStream file_output2( file_name2 );
306 wxBufferedOutputStream buf_output2( file_output2 );
307 for (ch = 0; ch < 10; ch++)
308 buf_output2.Write( &ch, 1 );
309 buf_output2.SeekO( 3 );
310 ch = 0;
311 buf_output2.Write( &ch, 1 );
312 buf_output2.Sync();
313
314 wxFileInputStream file_input2( file_name2 );
315 for (ch2 = 0; ch2 < 10; ch2++)
316 {
317 file_input2.Read( &ch, 1 );
318 textCtrl.WriteText( (wxChar)(ch + _T('0')) );
319 }
320 textCtrl.WriteText( _T("\n\n\n") );
321
322 // now append 2000 bytes to file (bigger than buffer)
323 buf_output2.SeekO( 0, wxFromEnd );
324 ch = 1;
325 for (int i = 0; i < 2000; i++)
326 buf_output2.Write( &ch, 1 );
327 buf_output2.Sync();
328
329 textCtrl.WriteText( _T("Reading number 0 to 9 from buffered wxFileInputStream, then\n") );
330 textCtrl.WriteText( _T("seeking back to #3 and reading the 0:\n\n") );
331
332 wxFileInputStream file_input3( file_name2 );
333 wxBufferedInputStream buf_input3( file_input3 );
334 for (ch2 = 0; ch2 < 10; ch2++)
335 {
336 buf_input3.Read( &ch, 1 );
337 textCtrl.WriteText( (wxChar)(ch + _T('0')) );
338 }
339 for (int j = 0; j < 2000; j++)
340 buf_input3.Read( &ch, 1 );
341 textCtrl.WriteText( _T("\n") );
342 buf_input3.SeekI( 3 );
343 buf_input3.Read( &ch, 1 );
344 textCtrl.WriteText( (wxChar)(ch + _T('0')) );
345 textCtrl.WriteText( _T("\n\n\n") );
346
347 }
348
349 void MyApp::DoStreamDemo3(wxCommandEvent& WXUNUSED(event))
350 {
351 wxTextCtrl& textCtrl = * GetTextCtrl();
352
353 textCtrl.Clear();
354 textCtrl << _T("\nTesting wxFileInputStream's and wxFFileInputStream's error handling:\n\n");
355
356 char ch,ch2;
357
358 textCtrl.WriteText( _T("Writing number 0 to 9 to wxFileOutputStream:\n\n") );
359
360 wxFileOutputStream file_output( file_name );
361 for (ch = 0; ch < 10; ch++)
362 file_output.Write( &ch, 1 );
363
364 // Testing wxFileInputStream
365
366 textCtrl.WriteText( _T("Reading 0 to 10 to wxFileInputStream:\n\n") );
367
368 wxFileInputStream file_input( file_name );
369 for (ch2 = 0; ch2 < 11; ch2++)
370 {
371 file_input.Read( &ch, 1 );
372 textCtrl.WriteText( _T("Value read: ") );
373 textCtrl.WriteText( (wxChar)(ch + '0') );
374 textCtrl.WriteText( _T("; stream.GetLastError() returns: ") );
375 switch (file_input.GetLastError())
376 {
377 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
378 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
379 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
380 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
381 default: textCtrl.WriteText( _T("Huh?\n") ); break;
382 }
383 }
384 textCtrl.WriteText( _T("\n") );
385
386 textCtrl.WriteText( _T("Seeking to 0; stream.GetLastError() returns: ") );
387 file_input.SeekI( 0 );
388 switch (file_input.GetLastError())
389 {
390 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
391 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
392 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
393 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
394 default: textCtrl.WriteText( _T("Huh?\n") ); break;
395 }
396 textCtrl.WriteText( _T("\n") );
397
398 file_input.Read( &ch, 1 );
399 textCtrl.WriteText( _T("Value read: ") );
400 textCtrl.WriteText( (wxChar)(ch + _T('0')) );
401 textCtrl.WriteText( _T("; stream.GetLastError() returns: ") );
402 switch (file_input.GetLastError())
403 {
404 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
405 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
406 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
407 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
408 default: textCtrl.WriteText( _T("Huh?\n") ); break;
409 }
410 textCtrl.WriteText( _T("\n\n") );
411
412
413 // Testing wxFFileInputStream
414
415 textCtrl.WriteText( _T("Reading 0 to 10 to wxFFileInputStream:\n\n") );
416
417 wxFFileInputStream ffile_input( file_name );
418 for (ch2 = 0; ch2 < 11; ch2++)
419 {
420 ffile_input.Read( &ch, 1 );
421 textCtrl.WriteText( _T("Value read: ") );
422 textCtrl.WriteText( (wxChar)(ch + '0') );
423 textCtrl.WriteText( _T("; stream.GetLastError() returns: ") );
424 switch (ffile_input.GetLastError())
425 {
426 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
427 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
428 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
429 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
430 default: textCtrl.WriteText( _T("Huh?\n") ); break;
431 }
432 }
433 textCtrl.WriteText( _T("\n") );
434
435 textCtrl.WriteText( _T("Seeking to 0; stream.GetLastError() returns: ") );
436 ffile_input.SeekI( 0 );
437 switch (ffile_input.GetLastError())
438 {
439 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
440 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
441 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
442 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
443 default: textCtrl.WriteText( _T("Huh?\n") ); break;
444 }
445 textCtrl.WriteText( _T("\n") );
446
447 ffile_input.Read( &ch, 1 );
448 textCtrl.WriteText( _T("Value read: ") );
449 textCtrl.WriteText( (wxChar)(ch + '0') );
450 textCtrl.WriteText( _T("; stream.GetLastError() returns: ") );
451 switch (ffile_input.GetLastError())
452 {
453 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
454 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
455 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
456 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
457 default: textCtrl.WriteText( _T("Huh?\n") ); break;
458 }
459 textCtrl.WriteText( _T("\n\n") );
460
461 // Testing wxFFileInputStream
462
463 textCtrl.WriteText( _T("Reading 0 to 10 to buffered wxFFileInputStream:\n\n") );
464
465 wxFFileInputStream ffile_input2( file_name );
466 wxBufferedInputStream buf_input( ffile_input2 );
467 for (ch2 = 0; ch2 < 11; ch2++)
468 {
469 buf_input.Read( &ch, 1 );
470 textCtrl.WriteText( _T("Value read: ") );
471 textCtrl.WriteText( (wxChar)(ch + '0') );
472 textCtrl.WriteText( _T("; stream.GetLastError() returns: ") );
473 switch (buf_input.GetLastError())
474 {
475 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
476 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
477 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
478 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
479 default: textCtrl.WriteText( _T("Huh?\n") ); break;
480 }
481 }
482 textCtrl.WriteText( _T("\n") );
483
484 textCtrl.WriteText( _T("Seeking to 0; stream.GetLastError() returns: ") );
485 buf_input.SeekI( 0 );
486 switch (buf_input.GetLastError())
487 {
488 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
489 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
490 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
491 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
492 default: textCtrl.WriteText( _T("Huh?\n") ); break;
493 }
494 textCtrl.WriteText( _T("\n") );
495
496 buf_input.Read( &ch, 1 );
497 textCtrl.WriteText( _T("Value read: ") );
498 textCtrl.WriteText( (wxChar)(ch + '0') );
499 textCtrl.WriteText( _T("; stream.GetLastError() returns: ") );
500 switch (buf_input.GetLastError())
501 {
502 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
503 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
504 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
505 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
506 default: textCtrl.WriteText( _T("Huh?\n") ); break;
507 }
508 }
509
510 void MyApp::DoStreamDemo4(wxCommandEvent& WXUNUSED(event))
511 {
512 wxTextCtrl& textCtrl = * GetTextCtrl();
513
514 wxString msg;
515
516 textCtrl.Clear();
517 textCtrl << _T("\nTesting wxStreamBuffer:\n\n");
518
519 // bigger than buffer
520 textCtrl.WriteText( _T("Writing 2000x 1 to wxFileOutputStream.\n\n") );
521
522 wxFileOutputStream file_output( file_name );
523 for (int i = 0; i < 2000; i++)
524 {
525 char ch = 1;
526 file_output.Write( &ch, 1 );
527 }
528
529 textCtrl.WriteText( _T("Opening with a buffered wxFileInputStream:\n\n") );
530
531 wxFileInputStream file_input( file_name );
532 wxBufferedInputStream buf_input( file_input );
533
534 textCtrl.WriteText( _T("wxBufferedInputStream.GetLastError() returns: ") );
535 switch (buf_input.GetLastError())
536 {
537 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
538 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
539 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
540 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
541 default: textCtrl.WriteText( _T("Huh?\n") ); break;
542 }
543 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
544 textCtrl.WriteText( msg );
545 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
546 textCtrl.WriteText( msg );
547 textCtrl.WriteText( _T("\n\n") );
548
549
550 textCtrl.WriteText( _T("Seeking to position 300:\n\n") );
551
552 buf_input.SeekI( 300 );
553
554 textCtrl.WriteText( _T("wxBufferedInputStream.GetLastError() returns: ") );
555 switch (buf_input.GetLastError())
556 {
557 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
558 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
559 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
560 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
561 default: textCtrl.WriteText( _T("Huh?\n") ); break;
562 }
563 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
564 textCtrl.WriteText( msg );
565 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
566 textCtrl.WriteText( msg );
567 textCtrl.WriteText( _T("\n\n") );
568
569
570 char buf[2000];
571
572 textCtrl.WriteText( _T("Reading 500 bytes:\n\n") );
573
574 buf_input.Read( buf, 500 );
575
576 textCtrl.WriteText( _T("wxBufferedInputStream.GetLastError() returns: ") );
577 switch (buf_input.GetLastError())
578 {
579 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
580 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
581 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
582 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
583 default: textCtrl.WriteText( _T("Huh?\n") ); break;
584 }
585 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
586 textCtrl.WriteText( msg );
587 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
588 textCtrl.WriteText( msg );
589 textCtrl.WriteText( _T("\n\n") );
590
591 textCtrl.WriteText( _T("Reading another 500 bytes:\n\n") );
592
593 buf_input.Read( buf, 500 );
594
595 textCtrl.WriteText( _T("wxBufferedInputStream.GetLastError() returns: ") );
596 switch (buf_input.GetLastError())
597 {
598 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
599 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
600 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
601 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
602 default: textCtrl.WriteText( _T("Huh?\n") ); break;
603 }
604 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
605 textCtrl.WriteText( msg );
606 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
607 textCtrl.WriteText( msg );
608 textCtrl.WriteText( _T("\n\n") );
609
610 textCtrl.WriteText( _T("Reading another 500 bytes:\n\n") );
611
612 buf_input.Read( buf, 500 );
613
614 textCtrl.WriteText( _T("wxBufferedInputStream.GetLastError() returns: ") );
615 switch (buf_input.GetLastError())
616 {
617 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
618 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
619 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
620 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
621 default: textCtrl.WriteText( _T("Huh?\n") ); break;
622 }
623 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
624 textCtrl.WriteText( msg );
625 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
626 textCtrl.WriteText( msg );
627 textCtrl.WriteText( _T("\n\n") );
628
629 textCtrl.WriteText( _T("Reading another 500 bytes:\n\n") );
630
631 buf_input.Read( buf, 500 );
632
633 textCtrl.WriteText( _T("wxBufferedInputStream.GetLastError() returns: ") );
634 switch (buf_input.GetLastError())
635 {
636 case wxSTREAM_NO_ERROR: textCtrl.WriteText( _T("wxSTREAM_NO_ERROR\n") ); break;
637 case wxSTREAM_EOF: textCtrl.WriteText( _T("wxSTREAM_EOF\n") ); break;
638 case wxSTREAM_READ_ERROR: textCtrl.WriteText( _T("wxSTREAM_READ_ERROR\n") ); break;
639 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( _T("wxSTREAM_WRITE_ERROR\n") ); break;
640 default: textCtrl.WriteText( _T("Huh?\n") ); break;
641 }
642 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
643 textCtrl.WriteText( msg );
644 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
645 textCtrl.WriteText( msg );
646 textCtrl.WriteText( _T("\n\n") );
647 }
648
649 void MyApp::DoStreamDemo5(wxCommandEvent& WXUNUSED(event))
650 {
651 wxTextCtrl& textCtrl = * GetTextCtrl();
652
653 textCtrl.Clear();
654 textCtrl << _T("\nTesting wxFileInputStream's Peek():\n\n");
655
656 char ch;
657 wxString str;
658
659 textCtrl.WriteText( _T("Writing number 0 to 9 to wxFileOutputStream:\n\n") );
660
661 wxFileOutputStream file_output( file_name );
662 for (ch = 0; ch < 10; ch++)
663 file_output.Write( &ch, 1 );
664
665 file_output.Sync();
666
667 wxFileInputStream file_input( file_name );
668
669 ch = file_input.Peek();
670 str.Printf( wxT("First char peeked: %d\n"), (int) ch );
671 textCtrl.WriteText( str );
672
673 ch = file_input.GetC();
674 str.Printf( wxT("First char read: %d\n"), (int) ch );
675 textCtrl.WriteText( str );
676
677 ch = file_input.Peek();
678 str.Printf( wxT("Second char peeked: %d\n"), (int) ch );
679 textCtrl.WriteText( str );
680
681 ch = file_input.GetC();
682 str.Printf( wxT("Second char read: %d\n"), (int) ch );
683 textCtrl.WriteText( str );
684
685 ch = file_input.Peek();
686 str.Printf( wxT("Third char peeked: %d\n"), (int) ch );
687 textCtrl.WriteText( str );
688
689 ch = file_input.GetC();
690 str.Printf( wxT("Third char read: %d\n"), (int) ch );
691 textCtrl.WriteText( str );
692
693
694 textCtrl << _T("\n\n\nTesting wxMemoryInputStream's Peek():\n\n");
695
696 char buf[] = { 0,1,2,3,4,5,6,7,8,9,10 };
697 wxMemoryInputStream input( buf, 10 );
698
699 ch = input.Peek();
700 str.Printf( wxT("First char peeked: %d\n"), (int) ch );
701 textCtrl.WriteText( str );
702
703 ch = input.GetC();
704 str.Printf( wxT("First char read: %d\n"), (int) ch );
705 textCtrl.WriteText( str );
706
707 ch = input.Peek();
708 str.Printf( wxT("Second char peeked: %d\n"), (int) ch );
709 textCtrl.WriteText( str );
710
711 ch = input.GetC();
712 str.Printf( wxT("Second char read: %d\n"), (int) ch );
713 textCtrl.WriteText( str );
714
715 ch = input.Peek();
716 str.Printf( wxT("Third char peeked: %d\n"), (int) ch );
717 textCtrl.WriteText( str );
718
719 ch = input.GetC();
720 str.Printf( wxT("Third char read: %d\n"), (int) ch );
721 textCtrl.WriteText( str );
722 }
723
724 void MyApp::DoStreamDemo6(wxCommandEvent& WXUNUSED(event))
725 {
726 wxTextCtrl& textCtrl = * GetTextCtrl();
727
728 textCtrl.Clear();
729 textCtrl.WriteText( _T("\nTesting Ungetch():\n\n") );
730
731 char ch = 0;
732 wxString str;
733
734 textCtrl.WriteText( _T("Writing number 0 to 9 to wxFileOutputStream...\n\n") );
735
736 wxFileOutputStream file_output( file_name );
737 for (ch = 0; ch < 10; ch++)
738 file_output.Write( &ch, 1 );
739
740 file_output.Sync();
741
742 textCtrl.WriteText( _T("Reading char from wxFileInputStream:\n\n") );
743
744 wxFileInputStream file_input( file_name );
745
746 ch = file_input.GetC();
747 size_t pos = (size_t)file_input.TellI();
748 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
749 textCtrl.WriteText( str );
750
751 textCtrl.WriteText( _T("Reading another char from wxFileInputStream:\n\n") );
752
753 ch = file_input.GetC();
754 pos = (size_t)file_input.TellI();
755 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
756 textCtrl.WriteText( str );
757
758 textCtrl.WriteText( _T("Reading yet another char from wxFileInputStream:\n\n") );
759
760 ch = file_input.GetC();
761 pos = (size_t)file_input.TellI();
762 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
763 textCtrl.WriteText( str );
764
765 textCtrl.WriteText( _T("Now calling Ungetch( 5 ) from wxFileInputStream...\n\n") );
766
767 file_input.Ungetch( 5 );
768 pos = (size_t)file_input.TellI();
769 str.Printf( wxT("Now at position %d\n\n"), (int) pos );
770 textCtrl.WriteText( str );
771
772 textCtrl.WriteText( _T("Reading char from wxFileInputStream:\n\n") );
773
774 ch = file_input.GetC();
775 pos = (size_t)file_input.TellI();
776 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
777 textCtrl.WriteText( str );
778
779 textCtrl.WriteText( _T("Reading another char from wxFileInputStream:\n\n") );
780
781 ch = file_input.GetC();
782 pos = (size_t)file_input.TellI();
783 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
784 textCtrl.WriteText( str );
785
786 textCtrl.WriteText( _T("Now calling Ungetch( 5 ) from wxFileInputStream again...\n\n") );
787
788 file_input.Ungetch( 5 );
789 pos = (size_t)file_input.TellI();
790 str.Printf( wxT("Now at position %d\n\n"), (int) pos );
791 textCtrl.WriteText( str );
792
793 textCtrl.WriteText( _T("Seeking to pos 3 in wxFileInputStream. This invalidates the writeback buffer.\n\n") );
794
795 file_input.SeekI( 3 );
796
797 ch = file_input.GetC();
798 pos = (size_t)file_input.TellI();
799 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
800 textCtrl.WriteText( str );
801 }
802
803 void MyApp::DoStreamDemo7(wxCommandEvent& WXUNUSED(event))
804 {
805 wxTextCtrl& textCtrl = * GetTextCtrl();
806
807 textCtrl.Clear();
808 textCtrl.WriteText( _T("\nTesting Ungetch() in buffered input stream:\n\n") );
809
810 char ch = 0;
811 wxString str;
812
813 textCtrl.WriteText( _T("Writing number 0 to 9 to wxFileOutputStream...\n\n") );
814
815 wxFileOutputStream file_output( file_name );
816 for (ch = 0; ch < 10; ch++)
817 file_output.Write( &ch, 1 );
818
819 file_output.Sync();
820
821 textCtrl.WriteText( _T("Reading char from wxBufferedInputStream via wxFileInputStream:\n\n") );
822
823 wxFileInputStream file_input( file_name );
824 wxBufferedInputStream buf_input( file_input );
825
826 ch = buf_input.GetC();
827 size_t pos = (size_t)buf_input.TellI();
828 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
829 textCtrl.WriteText( str );
830
831 textCtrl.WriteText( _T("Reading another char from wxBufferedInputStream:\n\n") );
832
833 ch = buf_input.GetC();
834 pos = (size_t)buf_input.TellI();
835 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
836 textCtrl.WriteText( str );
837
838 textCtrl.WriteText( _T("Reading yet another char from wxBufferedInputStream:\n\n") );
839
840 ch = buf_input.GetC();
841 pos = (size_t)buf_input.TellI();
842 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
843 textCtrl.WriteText( str );
844
845 textCtrl.WriteText( _T("Now calling Ungetch( 5 ) from wxBufferedInputStream...\n\n") );
846
847 buf_input.Ungetch( 5 );
848 pos = (size_t)buf_input.TellI();
849 str.Printf( wxT("Now at position %d\n\n"), (int) pos );
850 textCtrl.WriteText( str );
851
852 textCtrl.WriteText( _T("Reading char from wxBufferedInputStream:\n\n") );
853
854 ch = buf_input.GetC();
855 pos = (size_t)buf_input.TellI();
856 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
857 textCtrl.WriteText( str );
858
859 textCtrl.WriteText( _T("Reading another char from wxBufferedInputStream:\n\n") );
860
861 ch = buf_input.GetC();
862 pos = (size_t)buf_input.TellI();
863 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
864 textCtrl.WriteText( str );
865
866 textCtrl.WriteText( _T("Now calling Ungetch( 5 ) from wxBufferedInputStream again...\n\n") );
867
868 buf_input.Ungetch( 5 );
869 pos = (size_t)buf_input.TellI();
870 str.Printf( wxT("Now at position %d\n\n"), (int) pos );
871 textCtrl.WriteText( str );
872
873 textCtrl.WriteText( _T("Seeking to pos 3 in wxBufferedInputStream. This invalidates the writeback buffer.\n\n") );
874
875 buf_input.SeekI( 3 );
876
877 ch = buf_input.GetC();
878 pos = (size_t)buf_input.TellI();
879 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
880 textCtrl.WriteText( str );
881 }
882
883 #if wxUSE_UNICODE
884 void MyApp::DoUnicodeDemo(wxCommandEvent& WXUNUSED(event))
885 {
886 wxTextCtrl& textCtrl = * GetTextCtrl();
887
888 textCtrl.Clear();
889 textCtrl << _T("\nTest wchar_t to char (Unicode to ANSI/Multibyte) converions:");
890
891 wxString str;
892 str = _T("Robert Röbling\n");
893
894 printf( "\n\nConversion with wxConvLocal:\n" );
895 wxConvCurrent = &wxConvLocal;
896 printf( (const char*) str.mbc_str() );
897 printf( "\n\nConversion with wxConvLibc:\n" );
898 wxConvCurrent = &wxConvLibc;
899 printf( (const char*) str.mbc_str() );
900
901 }
902 #endif
903
904 void MyApp::DoMIMEDemo(wxCommandEvent& WXUNUSED(event))
905 {
906 static wxString s_defaultExt = _T("xyz");
907
908 wxString ext = wxGetTextFromUser(_T("Enter a file extension: "),
909 _T("MIME database test"),
910 s_defaultExt);
911 if ( !!ext )
912 {
913 s_defaultExt = ext;
914
915 // init MIME database if not done yet
916 if ( !m_mimeDatabase )
917 {
918 m_mimeDatabase = new wxMimeTypesManager;
919
920 static const wxFileTypeInfo fallbacks[] =
921 {
922 wxFileTypeInfo(_T("application/xyz"),
923 _T("XyZ %s"),
924 _T("XyZ -p %s"),
925 _T("The one and only XYZ format file"),
926 _T("xyz"), _T("123"), NULL),
927 wxFileTypeInfo(_T("text/html"),
928 _T("lynx %s"),
929 _T("lynx -dump %s | lpr"),
930 _T("HTML document (from fallback)"),
931 _T("htm"), _T("html"), NULL),
932
933 // must terminate the table with this!
934 wxFileTypeInfo()
935 };
936
937 m_mimeDatabase->AddFallbacks(fallbacks);
938 }
939
940 wxTextCtrl& textCtrl = * GetTextCtrl();
941
942 wxFileType *filetype = m_mimeDatabase->GetFileTypeFromExtension(ext);
943 if ( !filetype )
944 {
945 textCtrl << _T("Unknown extension '") << ext << _T("'\n");
946 }
947 else
948 {
949 wxString type, desc, open;
950 filetype->GetMimeType(&type);
951 filetype->GetDescription(&desc);
952
953 wxString filename = _T("filename");
954 filename << _T(".") << ext;
955 wxFileType::MessageParameters params(filename, type);
956 filetype->GetOpenCommand(&open, params);
957
958 textCtrl << _T("MIME information about extension '") << ext << _T('\n')
959 << _T("\tMIME type: ") << ( !type ? wxT("unknown")
960 : type.c_str() ) << _T('\n')
961 << _T("\tDescription: ") << ( !desc ? wxEmptyString : desc.c_str() )
962 << _T('\n')
963 << _T("\tCommand to open: ") << ( !open ? wxT("no") : open.c_str() )
964 << _T('\n');
965
966 delete filetype;
967 }
968 }
969 //else: cancelled by user
970 }
971
972 void MyApp::DoByteOrderDemo(wxCommandEvent& WXUNUSED(event))
973 {
974 wxTextCtrl& textCtrl = * GetTextCtrl();
975
976 textCtrl.Clear();
977 textCtrl << _T("\nTest byte order macros:\n\n");
978
979 #if wxBYTE_ORDER == wxLITTLE_ENDIAN
980 textCtrl << _T("This is a little endian system.\n\n");
981 #else
982 textCtrl << _T("This is a big endian system.\n\n");
983 #endif
984
985 wxString text;
986
987 wxInt32 var = 0xF1F2F3F4;
988 text = wxEmptyString;
989 text.Printf( _T("Value of wxInt32 is now: %#x.\n\n"), var );
990 textCtrl.WriteText( text );
991
992 text = wxEmptyString;
993 text.Printf( _T("Value of swapped wxInt32 is: %#x.\n\n"), wxINT32_SWAP_ALWAYS( var ) );
994 textCtrl.WriteText( text );
995
996 text = wxEmptyString;
997 text.Printf( _T("Value of wxInt32 swapped on little endian is: %#x.\n\n"), wxINT32_SWAP_ON_LE( var ) );
998 textCtrl.WriteText( text );
999
1000 text = wxEmptyString;
1001 text.Printf( _T("Value of wxInt32 swapped on big endian is: %#x.\n\n"), wxINT32_SWAP_ON_BE( var ) );
1002 textCtrl.WriteText( text );
1003 }
1004
1005 void MyApp::DoVariantDemo(wxCommandEvent& WXUNUSED(event) )
1006 {
1007 wxTextCtrl& textCtrl = * GetTextCtrl();
1008
1009 wxVariant var1 = _T("String value");
1010 textCtrl << _T("var1 = ") << var1.MakeString() << _T("\n");
1011
1012 // Conversion
1013 wxString str = var1.MakeString();
1014
1015 var1 = 123.456;
1016 textCtrl << _T("var1 = ") << var1.GetReal() << _T("\n");
1017
1018 // Implicit conversion
1019 double v = var1;
1020
1021 var1 = 9876L;
1022 textCtrl << _T("var1 = ") << var1.GetLong() << _T("\n");
1023
1024 // Implicit conversion
1025 long l = var1;
1026
1027 // suppress compile warnings about unused variables
1028 wxUnusedVar(l);
1029 wxUnusedVar(v);
1030
1031 wxArrayString stringArray;
1032 stringArray.Add(_T("one")); stringArray.Add(_T("two")); stringArray.Add(_T("three"));
1033 var1 = stringArray;
1034 textCtrl << _T("var1 = ") << var1.MakeString() << _T("\n");
1035
1036 var1.ClearList();
1037 var1.Append(wxVariant(1.2345));
1038 var1.Append(wxVariant(_T("hello")));
1039 var1.Append(wxVariant(54321L));
1040
1041 textCtrl << _T("var1 = ") << var1.MakeString() << _T("\n");
1042
1043 size_t n = var1.GetCount();
1044 size_t i;
1045 for (i = (size_t) 0; i < n; i++)
1046 {
1047 textCtrl << _T("var1[") << (int) i << _T("] (type ") << var1[i].GetType() << _T(") = ") << var1[i].MakeString() << _T("\n");
1048 }
1049
1050 var1 = wxVariant(new wxFont(wxSystemSettings::GetFont(wxSYS_OEM_FIXED_FONT)));
1051 textCtrl << _T("var1 = (wxfont)\"");
1052 wxFont* font = wxGetVariantCast(var1,wxFont);
1053 if (font)
1054 {
1055 textCtrl << font->GetNativeFontInfoDesc() << _T("\"\n");
1056 }
1057 else
1058 {
1059 textCtrl << _T("(null)\"\n");
1060 }
1061 }
1062
1063 BEGIN_EVENT_TABLE(MyFrame, wxFrame)
1064 EVT_MENU(TYPES_QUIT, MyFrame::OnQuit)
1065 EVT_MENU(TYPES_ABOUT, MyFrame::OnAbout)
1066 END_EVENT_TABLE()
1067
1068 // My frame constructor
1069 MyFrame::MyFrame(wxFrame *parent, const wxString& title,
1070 const wxPoint& pos, const wxSize& size)
1071 : wxFrame(parent, wxID_ANY, title, pos, size)
1072 {}
1073
1074 void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
1075 {
1076 Close(true);
1077 }
1078
1079 void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
1080 {
1081 wxMessageDialog dialog(this, _T("Tests various wxWidgets types"),
1082 _T("About Types"), wxYES_NO|wxCANCEL);
1083
1084 dialog.ShowModal();
1085 }
1086
1087