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1/////////////////////////////////////////////////////////////////////////////
2// Name: typetest.cpp
be5a51fb 3// Purpose: Types wxWidgets sample
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4// Author: Julian Smart
5// Modified by:
6// Created: 04/01/98
7// RCS-ID: $Id$
6aa89a22 8// Copyright: (c) Julian Smart
526954c5 9// Licence: wxWindows licence
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10/////////////////////////////////////////////////////////////////////////////
11
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12// For compilers that support precompilation, includes "wx/wx.h".
13#include "wx/wxprec.h"
14
15#ifdef __BORLANDC__
16#pragma hdrstop
17#endif
18
19#ifndef WX_PRECOMP
20#include "wx/wx.h"
21#endif
22
cfb88c55 23#include "wx/variant.h"
8e124873 24#include "wx/mimetype.h"
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25
26#include "typetest.h"
27
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28#if !defined(__WXMSW__) && !defined(__WXPM__)
29 #include "../sample.xpm"
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30#endif
31
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32#ifdef new
33#undef new
34#endif
35
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36#include "wx/ioswrap.h"
37
38#if wxUSE_IOSTREAMH
39 #include <fstream.h>
40#else
41 #include <fstream>
42#endif
43
44#include "wx/wfstream.h"
53daeada 45#include "wx/datstrm.h"
fae05df5 46#include "wx/txtstrm.h"
f6bcfd97 47#include "wx/mstream.h"
38830220 48
cfb88c55 49// Create a new application object
8e124873 50IMPLEMENT_APP (MyApp)
cfb88c55 51
8e124873 52IMPLEMENT_DYNAMIC_CLASS (MyApp, wxApp)
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53
54BEGIN_EVENT_TABLE(MyApp, wxApp)
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55 EVT_MENU(TYPES_VARIANT, MyApp::DoVariantDemo)
56 EVT_MENU(TYPES_BYTEORDER, MyApp::DoByteOrderDemo)
dcf924a3 57#if wxUSE_UNICODE
8e124873 58 EVT_MENU(TYPES_UNICODE, MyApp::DoUnicodeDemo)
3409ae17 59#endif // wxUSE_UNICODE
8e124873 60 EVT_MENU(TYPES_STREAM, MyApp::DoStreamDemo)
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61 EVT_MENU(TYPES_STREAM2, MyApp::DoStreamDemo2)
62 EVT_MENU(TYPES_STREAM3, MyApp::DoStreamDemo3)
2bf8e4eb 63 EVT_MENU(TYPES_STREAM4, MyApp::DoStreamDemo4)
f6bcfd97 64 EVT_MENU(TYPES_STREAM5, MyApp::DoStreamDemo5)
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65 EVT_MENU(TYPES_STREAM6, MyApp::DoStreamDemo6)
66 EVT_MENU(TYPES_STREAM7, MyApp::DoStreamDemo7)
8e124873 67 EVT_MENU(TYPES_MIME, MyApp::DoMIMEDemo)
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68END_EVENT_TABLE()
69
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70wxString file_name = wxT("test_wx.dat");
71wxString file_name2 = wxString(wxT("test_wx2.dat"));
925e9792 72
8e124873 73bool MyApp::OnInit()
cfb88c55 74{
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75 if ( !wxApp::OnInit() )
76 return false;
77
8e124873 78 // Create the main frame window
9a83f860 79 MyFrame *frame = new MyFrame((wxFrame *) NULL, wxT("wxWidgets Types Demo"),
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80 wxPoint(50, 50), wxSize(450, 340));
81
82 // Give it an icon
3cb332c1 83 frame->SetIcon(wxICON(sample));
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84
85 // Make a menubar
86 wxMenu *file_menu = new wxMenu;
87
9a83f860 88 file_menu->Append(TYPES_ABOUT, wxT("&About"));
8e124873 89 file_menu->AppendSeparator();
9a83f860 90 file_menu->Append(TYPES_QUIT, wxT("E&xit\tAlt-X"));
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91
92 wxMenu *test_menu = new wxMenu;
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93 test_menu->Append(TYPES_VARIANT, wxT("&Variant test"));
94 test_menu->Append(TYPES_BYTEORDER, wxT("&Byteorder test"));
dcf924a3 95#if wxUSE_UNICODE
9a83f860 96 test_menu->Append(TYPES_UNICODE, wxT("&Unicode test"));
3409ae17 97#endif // wxUSE_UNICODE
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98 test_menu->Append(TYPES_STREAM, wxT("&Stream test"));
99 test_menu->Append(TYPES_STREAM2, wxT("&Stream seek test"));
100 test_menu->Append(TYPES_STREAM3, wxT("&Stream error test"));
101 test_menu->Append(TYPES_STREAM4, wxT("&Stream buffer test"));
102 test_menu->Append(TYPES_STREAM5, wxT("&Stream peek test"));
103 test_menu->Append(TYPES_STREAM6, wxT("&Stream ungetch test"));
104 test_menu->Append(TYPES_STREAM7, wxT("&Stream ungetch test for a buffered stream"));
8e124873 105 test_menu->AppendSeparator();
9a83f860 106 test_menu->Append(TYPES_MIME, wxT("&MIME database test"));
cfb88c55 107
8e124873 108 wxMenuBar *menu_bar = new wxMenuBar;
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109 menu_bar->Append(file_menu, wxT("&File"));
110 menu_bar->Append(test_menu, wxT("&Tests"));
8e124873 111 frame->SetMenuBar(menu_bar);
cfb88c55 112
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113 m_textCtrl = new wxTextCtrl(frame, wxID_ANY, wxEmptyString,
114 wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE);
cfb88c55 115
8e124873 116 // Show the frame
206d3a16 117 frame->Show(true);
8e124873 118
206d3a16 119 return true;
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120}
121
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122void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event))
123{
124 wxTextCtrl& textCtrl = * GetTextCtrl();
8e124873 125
38830220 126 textCtrl.Clear();
9a83f860 127 textCtrl << wxT("\nTest fstream vs. wxFileStream:\n\n");
38830220 128
9a83f860 129 textCtrl.WriteText( wxT("Writing to ofstream and wxFileOutputStream:\n") );
8e124873 130
dd107c50 131 wxSTD ofstream std_file_output( "test_std.dat" );
925e9792 132 wxFileOutputStream file_output( file_name );
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133 wxBufferedOutputStream buf_output( file_output );
134 wxTextOutputStream text_output( buf_output );
38830220 135
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136 wxString tmp;
137 signed int si = 0xFFFFFFFF;
9a83f860 138 tmp.Printf( wxT("Signed int: %d\n"), si );
38830220 139 textCtrl.WriteText( tmp );
9a83f860 140 text_output << si << wxT("\n");
19b44116 141 std_file_output << si << "\n";
8e124873 142
38830220 143 unsigned int ui = 0xFFFFFFFF;
9a83f860 144 tmp.Printf( wxT("Unsigned int: %u\n"), ui );
38830220 145 textCtrl.WriteText( tmp );
9a83f860 146 text_output << ui << wxT("\n");
19b44116 147 std_file_output << ui << "\n";
8e124873 148
38830220 149 double d = 2.01234567890123456789;
9a83f860 150 tmp.Printf( wxT("Double: %f\n"), d );
38830220 151 textCtrl.WriteText( tmp );
9a83f860 152 text_output << d << wxT("\n");
19b44116 153 std_file_output << d << "\n";
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154
155 float f = (float)0.00001;
9a83f860 156 tmp.Printf( wxT("Float: %f\n"), f );
e57e26dd 157 textCtrl.WriteText( tmp );
9a83f860 158 text_output << f << wxT("\n");
19b44116 159 std_file_output << f << "\n";
8e124873 160
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161 wxString str( wxT("Hello!") );
162 tmp.Printf( wxT("String: %s\n"), str.c_str() );
38830220 163 textCtrl.WriteText( tmp );
9a83f860 164 text_output << str << wxT("\n");
19b44116 165 std_file_output << str.ToAscii() << "\n";
2b5f62a0 166
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167 std_file_output.close();
168
9a83f860 169 textCtrl.WriteText( wxT("\nReading from ifstream:\n") );
8e124873 170
dd107c50 171 wxSTD ifstream std_file_input( "test_std.dat" );
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172
173 std_file_input >> si;
9a83f860 174 tmp.Printf( wxT("Signed int: %d\n"), si );
e57e26dd 175 textCtrl.WriteText( tmp );
8e124873 176
e57e26dd 177 std_file_input >> ui;
9a83f860 178 tmp.Printf( wxT("Unsigned int: %u\n"), ui );
e57e26dd 179 textCtrl.WriteText( tmp );
8e124873 180
e57e26dd 181 std_file_input >> d;
9a83f860 182 tmp.Printf( wxT("Double: %f\n"), d );
e57e26dd 183 textCtrl.WriteText( tmp );
8e124873 184
e57e26dd 185 std_file_input >> f;
9a83f860 186 tmp.Printf( wxT("Float: %f\n"), f );
e57e26dd 187 textCtrl.WriteText( tmp );
8e124873 188
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189 char std_buf[200];
190 std_file_input >> std_buf;
2a1f999f 191 str = wxString::FromAscii(std_buf);
9a83f860 192 tmp.Printf( wxT("String: %s\n"), str.c_str() );
e57e26dd 193 textCtrl.WriteText( tmp );
8e124873 194
9a83f860 195 textCtrl.WriteText( wxT("\nReading from wxFileInputStream:\n") );
b6bff301 196
fae05df5 197 buf_output.Sync();
8e124873 198
925e9792 199 wxFileInputStream file_input( file_name );
fae05df5 200 wxBufferedInputStream buf_input( file_input );
78e848ca 201 wxTextInputStream text_input( file_input );
8e124873 202
fae05df5 203 text_input >> si;
9a83f860 204 tmp.Printf( wxT("Signed int: %d\n"), si );
e57e26dd 205 textCtrl.WriteText( tmp );
8e124873 206
fae05df5 207 text_input >> ui;
9a83f860 208 tmp.Printf( wxT("Unsigned int: %u\n"), ui );
e57e26dd 209 textCtrl.WriteText( tmp );
8e124873 210
fae05df5 211 text_input >> d;
9a83f860 212 tmp.Printf( wxT("Double: %f\n"), d );
e57e26dd 213 textCtrl.WriteText( tmp );
8e124873 214
fae05df5 215 text_input >> f;
9a83f860 216 tmp.Printf( wxT("Float: %f\n"), f );
e57e26dd 217 textCtrl.WriteText( tmp );
8e124873 218
fae05df5 219 text_input >> str;
9a83f860 220 tmp.Printf( wxT("String: %s\n"), str.c_str() );
e57e26dd 221 textCtrl.WriteText( tmp );
8e124873 222
53daeada 223
f6bcfd97 224
9a83f860 225 textCtrl << wxT("\nTest for wxDataStream:\n\n");
53daeada 226
9a83f860 227 textCtrl.WriteText( wxT("Writing to wxDataOutputStream:\n") );
8e124873 228
53daeada 229 file_output.SeekO( 0 );
fae05df5 230 wxDataOutputStream data_output( buf_output );
53daeada 231
364f80ef 232 wxInt16 i16 = (unsigned short)0xFFFF;
9a83f860 233 tmp.Printf( wxT("Signed int16: %d\n"), (int)i16 );
53daeada 234 textCtrl.WriteText( tmp );
329e86bf 235 data_output.Write16( i16 );
8e124873 236
329e86bf 237 wxUint16 ui16 = 0xFFFF;
9a83f860 238 tmp.Printf( wxT("Unsigned int16: %u\n"), (unsigned int) ui16 );
53daeada 239 textCtrl.WriteText( tmp );
329e86bf 240 data_output.Write16( ui16 );
8e124873 241
53daeada 242 d = 2.01234567890123456789;
9a83f860 243 tmp.Printf( wxT("Double: %f\n"), d );
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244 textCtrl.WriteText( tmp );
245 data_output.WriteDouble( d );
8e124873 246
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247 str = wxT("Hello!");
248 tmp.Printf( wxT("String: %s\n"), str.c_str() );
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249 textCtrl.WriteText( tmp );
250 data_output.WriteString( str );
8e124873 251
fae05df5 252 buf_output.Sync();
8e124873 253
9a83f860 254 textCtrl.WriteText( wxT("\nReading from wxDataInputStream:\n") );
8e124873 255
53daeada 256 file_input.SeekI( 0 );
fae05df5 257 wxDataInputStream data_input( buf_input );
53daeada 258
329e86bf 259 i16 = data_input.Read16();
9a83f860 260 tmp.Printf( wxT("Signed int16: %d\n"), (int)i16 );
53daeada 261 textCtrl.WriteText( tmp );
8e124873 262
329e86bf 263 ui16 = data_input.Read16();
9a83f860 264 tmp.Printf( wxT("Unsigned int16: %u\n"), (unsigned int) ui16 );
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265 textCtrl.WriteText( tmp );
266
267 d = data_input.ReadDouble();
9a83f860 268 tmp.Printf( wxT("Double: %f\n"), d );
53daeada 269 textCtrl.WriteText( tmp );
8e124873 270
53daeada 271 str = data_input.ReadString();
9a83f860 272 tmp.Printf( wxT("String: %s\n"), str.c_str() );
53daeada 273 textCtrl.WriteText( tmp );
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274}
275
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276void MyApp::DoStreamDemo2(wxCommandEvent& WXUNUSED(event))
277{
278 wxTextCtrl& textCtrl = * GetTextCtrl();
279
280 textCtrl.Clear();
9a83f860 281 textCtrl << wxT("\nTesting wxBufferedStream:\n\n");
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282
283 char ch,ch2;
284
9a83f860 285 textCtrl.WriteText( wxT("Writing number 0 to 9 to buffered wxFileOutputStream:\n\n") );
1b055864 286
925e9792 287 wxFileOutputStream file_output( file_name );
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288 wxBufferedOutputStream buf_output( file_output );
289 for (ch = 0; ch < 10; ch++)
290 buf_output.Write( &ch, 1 );
291 buf_output.Sync();
2b5f62a0 292
925e9792 293 wxFileInputStream file_input( file_name );
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294 for (ch2 = 0; ch2 < 10; ch2++)
295 {
296 file_input.Read( &ch, 1 );
9a83f860 297 textCtrl.WriteText( (wxChar)(ch + wxT('0')) );
1b055864 298 }
9a83f860 299 textCtrl.WriteText( wxT("\n\n\n") );
2b5f62a0 300
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301 textCtrl.WriteText( wxT("Writing number 0 to 9 to buffered wxFileOutputStream, then\n") );
302 textCtrl.WriteText( wxT("seeking back to #3 and writing 0:\n\n") );
1b055864 303
925e9792 304 wxFileOutputStream file_output2( file_name2 );
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305 wxBufferedOutputStream buf_output2( file_output2 );
306 for (ch = 0; ch < 10; ch++)
307 buf_output2.Write( &ch, 1 );
308 buf_output2.SeekO( 3 );
cbc906ce 309 ch = 0;
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310 buf_output2.Write( &ch, 1 );
311 buf_output2.Sync();
2b5f62a0 312
925e9792 313 wxFileInputStream file_input2( file_name2 );
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314 for (ch2 = 0; ch2 < 10; ch2++)
315 {
316 file_input2.Read( &ch, 1 );
9a83f860 317 textCtrl.WriteText( (wxChar)(ch + wxT('0')) );
1b055864 318 }
9a83f860 319 textCtrl.WriteText( wxT("\n\n\n") );
2b5f62a0 320
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321 // now append 2000 bytes to file (bigger than buffer)
322 buf_output2.SeekO( 0, wxFromEnd );
323 ch = 1;
324 for (int i = 0; i < 2000; i++)
325 buf_output2.Write( &ch, 1 );
326 buf_output2.Sync();
2b5f62a0 327
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328 textCtrl.WriteText( wxT("Reading number 0 to 9 from buffered wxFileInputStream, then\n") );
329 textCtrl.WriteText( wxT("seeking back to #3 and reading the 0:\n\n") );
1b055864 330
925e9792 331 wxFileInputStream file_input3( file_name2 );
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332 wxBufferedInputStream buf_input3( file_input3 );
333 for (ch2 = 0; ch2 < 10; ch2++)
334 {
335 buf_input3.Read( &ch, 1 );
9a83f860 336 textCtrl.WriteText( (wxChar)(ch + wxT('0')) );
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337 }
338 for (int j = 0; j < 2000; j++)
339 buf_input3.Read( &ch, 1 );
9a83f860 340 textCtrl.WriteText( wxT("\n") );
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341 buf_input3.SeekI( 3 );
342 buf_input3.Read( &ch, 1 );
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343 textCtrl.WriteText( (wxChar)(ch + wxT('0')) );
344 textCtrl.WriteText( wxT("\n\n\n") );
2b5f62a0 345
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346}
347
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348void MyApp::DoStreamDemo3(wxCommandEvent& WXUNUSED(event))
349{
350 wxTextCtrl& textCtrl = * GetTextCtrl();
351
352 textCtrl.Clear();
9a83f860 353 textCtrl << wxT("\nTesting wxFileInputStream's and wxFFileInputStream's error handling:\n\n");
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354
355 char ch,ch2;
356
9a83f860 357 textCtrl.WriteText( wxT("Writing number 0 to 9 to wxFileOutputStream:\n\n") );
aa51b2e1 358
925e9792 359 wxFileOutputStream file_output( file_name );
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360 for (ch = 0; ch < 10; ch++)
361 file_output.Write( &ch, 1 );
362
842d6c94 363 // Testing wxFileInputStream
2b5f62a0 364
9a83f860 365 textCtrl.WriteText( wxT("Reading 0 to 10 to wxFileInputStream:\n\n") );
aa51b2e1 366
925e9792 367 wxFileInputStream file_input( file_name );
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368 for (ch2 = 0; ch2 < 11; ch2++)
369 {
370 file_input.Read( &ch, 1 );
9a83f860 371 textCtrl.WriteText( wxT("Value read: ") );
4693b20c 372 textCtrl.WriteText( (wxChar)(ch + '0') );
9a83f860 373 textCtrl.WriteText( wxT("; stream.GetLastError() returns: ") );
2b5f62a0 374 switch (file_input.GetLastError())
f6bcfd97 375 {
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376 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
377 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
378 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
379 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
380 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
f6bcfd97 381 }
aa51b2e1 382 }
9a83f860 383 textCtrl.WriteText( wxT("\n") );
2b5f62a0 384
9a83f860 385 textCtrl.WriteText( wxT("Seeking to 0; stream.GetLastError() returns: ") );
aa51b2e1 386 file_input.SeekI( 0 );
2b5f62a0 387 switch (file_input.GetLastError())
aa51b2e1 388 {
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389 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
390 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
391 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
392 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
393 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
aa51b2e1 394 }
9a83f860 395 textCtrl.WriteText( wxT("\n") );
2b5f62a0 396
aa51b2e1 397 file_input.Read( &ch, 1 );
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398 textCtrl.WriteText( wxT("Value read: ") );
399 textCtrl.WriteText( (wxChar)(ch + wxT('0')) );
400 textCtrl.WriteText( wxT("; stream.GetLastError() returns: ") );
2b5f62a0 401 switch (file_input.GetLastError())
aa51b2e1 402 {
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403 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
404 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
405 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
406 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
407 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
aa51b2e1 408 }
9a83f860 409 textCtrl.WriteText( wxT("\n\n") );
aa51b2e1 410
2b5f62a0 411
842d6c94 412 // Testing wxFFileInputStream
2b5f62a0 413
9a83f860 414 textCtrl.WriteText( wxT("Reading 0 to 10 to wxFFileInputStream:\n\n") );
aa51b2e1 415
925e9792 416 wxFFileInputStream ffile_input( file_name );
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417 for (ch2 = 0; ch2 < 11; ch2++)
418 {
419 ffile_input.Read( &ch, 1 );
9a83f860 420 textCtrl.WriteText( wxT("Value read: ") );
4693b20c 421 textCtrl.WriteText( (wxChar)(ch + '0') );
9a83f860 422 textCtrl.WriteText( wxT("; stream.GetLastError() returns: ") );
2b5f62a0 423 switch (ffile_input.GetLastError())
f6bcfd97 424 {
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425 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
426 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
427 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
428 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
429 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
2f6c54eb 430 }
aa51b2e1 431 }
9a83f860 432 textCtrl.WriteText( wxT("\n") );
2b5f62a0 433
9a83f860 434 textCtrl.WriteText( wxT("Seeking to 0; stream.GetLastError() returns: ") );
aa51b2e1 435 ffile_input.SeekI( 0 );
2b5f62a0 436 switch (ffile_input.GetLastError())
aa51b2e1 437 {
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438 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
439 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
440 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
441 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
442 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
aa51b2e1 443 }
9a83f860 444 textCtrl.WriteText( wxT("\n") );
2b5f62a0 445
aa51b2e1 446 ffile_input.Read( &ch, 1 );
9a83f860 447 textCtrl.WriteText( wxT("Value read: ") );
4693b20c 448 textCtrl.WriteText( (wxChar)(ch + '0') );
9a83f860 449 textCtrl.WriteText( wxT("; stream.GetLastError() returns: ") );
2b5f62a0 450 switch (ffile_input.GetLastError())
aa51b2e1 451 {
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452 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
453 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
454 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
455 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
456 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
842d6c94 457 }
9a83f860 458 textCtrl.WriteText( wxT("\n\n") );
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459
460 // Testing wxFFileInputStream
2b5f62a0 461
9a83f860 462 textCtrl.WriteText( wxT("Reading 0 to 10 to buffered wxFFileInputStream:\n\n") );
842d6c94 463
925e9792 464 wxFFileInputStream ffile_input2( file_name );
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465 wxBufferedInputStream buf_input( ffile_input2 );
466 for (ch2 = 0; ch2 < 11; ch2++)
467 {
468 buf_input.Read( &ch, 1 );
9a83f860 469 textCtrl.WriteText( wxT("Value read: ") );
4693b20c 470 textCtrl.WriteText( (wxChar)(ch + '0') );
9a83f860 471 textCtrl.WriteText( wxT("; stream.GetLastError() returns: ") );
2b5f62a0 472 switch (buf_input.GetLastError())
f6bcfd97 473 {
9a83f860
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474 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
475 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
476 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
477 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
478 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
f6bcfd97 479 }
842d6c94 480 }
9a83f860 481 textCtrl.WriteText( wxT("\n") );
2b5f62a0 482
9a83f860 483 textCtrl.WriteText( wxT("Seeking to 0; stream.GetLastError() returns: ") );
842d6c94 484 buf_input.SeekI( 0 );
2b5f62a0 485 switch (buf_input.GetLastError())
842d6c94 486 {
9a83f860
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487 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
488 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
489 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
490 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
491 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
842d6c94 492 }
9a83f860 493 textCtrl.WriteText( wxT("\n") );
2b5f62a0 494
842d6c94 495 buf_input.Read( &ch, 1 );
9a83f860 496 textCtrl.WriteText( wxT("Value read: ") );
4693b20c 497 textCtrl.WriteText( (wxChar)(ch + '0') );
9a83f860 498 textCtrl.WriteText( wxT("; stream.GetLastError() returns: ") );
2b5f62a0 499 switch (buf_input.GetLastError())
842d6c94 500 {
9a83f860
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501 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
502 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
503 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
504 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
505 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
aa51b2e1 506 }
2bf8e4eb
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507}
508
509void MyApp::DoStreamDemo4(wxCommandEvent& WXUNUSED(event))
510{
511 wxTextCtrl& textCtrl = * GetTextCtrl();
512
513 wxString msg;
2b5f62a0 514
2bf8e4eb 515 textCtrl.Clear();
9a83f860 516 textCtrl << wxT("\nTesting wxStreamBuffer:\n\n");
2bf8e4eb
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517
518 // bigger than buffer
9a83f860 519 textCtrl.WriteText( wxT("Writing 2000x 1 to wxFileOutputStream.\n\n") );
2bf8e4eb 520
925e9792 521 wxFileOutputStream file_output( file_name );
2bf8e4eb
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522 for (int i = 0; i < 2000; i++)
523 {
524 char ch = 1;
525 file_output.Write( &ch, 1 );
526 }
527
9a83f860 528 textCtrl.WriteText( wxT("Opening with a buffered wxFileInputStream:\n\n") );
2bf8e4eb 529
925e9792 530 wxFileInputStream file_input( file_name );
2bf8e4eb 531 wxBufferedInputStream buf_input( file_input );
2b5f62a0 532
9a83f860 533 textCtrl.WriteText( wxT("wxBufferedInputStream.GetLastError() returns: ") );
2b5f62a0 534 switch (buf_input.GetLastError())
2bf8e4eb 535 {
9a83f860
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536 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
537 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
538 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
539 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
540 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
2bf8e4eb 541 }
4693b20c 542 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
2bf8e4eb 543 textCtrl.WriteText( msg );
4693b20c 544 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
2bf8e4eb 545 textCtrl.WriteText( msg );
9a83f860 546 textCtrl.WriteText( wxT("\n\n") );
2b5f62a0 547
2bf8e4eb 548
9a83f860 549 textCtrl.WriteText( wxT("Seeking to position 300:\n\n") );
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550
551 buf_input.SeekI( 300 );
2b5f62a0 552
9a83f860 553 textCtrl.WriteText( wxT("wxBufferedInputStream.GetLastError() returns: ") );
2b5f62a0 554 switch (buf_input.GetLastError())
2bf8e4eb 555 {
9a83f860
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556 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
557 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
558 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
559 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
560 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
2bf8e4eb 561 }
4693b20c 562 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
2bf8e4eb 563 textCtrl.WriteText( msg );
4693b20c 564 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
2bf8e4eb 565 textCtrl.WriteText( msg );
9a83f860 566 textCtrl.WriteText( wxT("\n\n") );
2b5f62a0 567
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568
569 char buf[2000];
570
9a83f860 571 textCtrl.WriteText( wxT("Reading 500 bytes:\n\n") );
aa51b2e1 572
2bf8e4eb 573 buf_input.Read( buf, 500 );
2b5f62a0 574
9a83f860 575 textCtrl.WriteText( wxT("wxBufferedInputStream.GetLastError() returns: ") );
2b5f62a0 576 switch (buf_input.GetLastError())
2bf8e4eb 577 {
9a83f860
VZ
578 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
579 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
580 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
581 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
582 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
2bf8e4eb 583 }
4693b20c 584 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
2bf8e4eb 585 textCtrl.WriteText( msg );
4693b20c 586 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
2bf8e4eb 587 textCtrl.WriteText( msg );
9a83f860 588 textCtrl.WriteText( wxT("\n\n") );
2b5f62a0 589
9a83f860 590 textCtrl.WriteText( wxT("Reading another 500 bytes:\n\n") );
2bf8e4eb
RR
591
592 buf_input.Read( buf, 500 );
2b5f62a0 593
9a83f860 594 textCtrl.WriteText( wxT("wxBufferedInputStream.GetLastError() returns: ") );
2b5f62a0 595 switch (buf_input.GetLastError())
2bf8e4eb 596 {
9a83f860
VZ
597 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
598 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
599 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
600 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
601 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
2bf8e4eb 602 }
4693b20c 603 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
2bf8e4eb 604 textCtrl.WriteText( msg );
4693b20c 605 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
2bf8e4eb 606 textCtrl.WriteText( msg );
9a83f860 607 textCtrl.WriteText( wxT("\n\n") );
2bf8e4eb 608
9a83f860 609 textCtrl.WriteText( wxT("Reading another 500 bytes:\n\n") );
2bf8e4eb
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610
611 buf_input.Read( buf, 500 );
2b5f62a0 612
9a83f860 613 textCtrl.WriteText( wxT("wxBufferedInputStream.GetLastError() returns: ") );
2b5f62a0 614 switch (buf_input.GetLastError())
2bf8e4eb 615 {
9a83f860
VZ
616 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
617 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
618 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
619 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
620 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
2bf8e4eb 621 }
4693b20c 622 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
2bf8e4eb 623 textCtrl.WriteText( msg );
4693b20c 624 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
2bf8e4eb 625 textCtrl.WriteText( msg );
9a83f860 626 textCtrl.WriteText( wxT("\n\n") );
2bf8e4eb 627
9a83f860 628 textCtrl.WriteText( wxT("Reading another 500 bytes:\n\n") );
2bf8e4eb
RR
629
630 buf_input.Read( buf, 500 );
2b5f62a0 631
9a83f860 632 textCtrl.WriteText( wxT("wxBufferedInputStream.GetLastError() returns: ") );
2b5f62a0 633 switch (buf_input.GetLastError())
2bf8e4eb 634 {
9a83f860
VZ
635 case wxSTREAM_NO_ERROR: textCtrl.WriteText( wxT("wxSTREAM_NO_ERROR\n") ); break;
636 case wxSTREAM_EOF: textCtrl.WriteText( wxT("wxSTREAM_EOF\n") ); break;
637 case wxSTREAM_READ_ERROR: textCtrl.WriteText( wxT("wxSTREAM_READ_ERROR\n") ); break;
638 case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( wxT("wxSTREAM_WRITE_ERROR\n") ); break;
639 default: textCtrl.WriteText( wxT("Huh?\n") ); break;
2bf8e4eb 640 }
4693b20c 641 msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
2bf8e4eb 642 textCtrl.WriteText( msg );
4693b20c 643 msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
2bf8e4eb 644 textCtrl.WriteText( msg );
9a83f860 645 textCtrl.WriteText( wxT("\n\n") );
aa51b2e1
RR
646}
647
f6bcfd97
BP
648void MyApp::DoStreamDemo5(wxCommandEvent& WXUNUSED(event))
649{
650 wxTextCtrl& textCtrl = * GetTextCtrl();
651
652 textCtrl.Clear();
9a83f860 653 textCtrl << wxT("\nTesting wxFileInputStream's Peek():\n\n");
f6bcfd97
BP
654
655 char ch;
656 wxString str;
657
9a83f860 658 textCtrl.WriteText( wxT("Writing number 0 to 9 to wxFileOutputStream:\n\n") );
f6bcfd97 659
925e9792 660 wxFileOutputStream file_output( file_name );
f6bcfd97
BP
661 for (ch = 0; ch < 10; ch++)
662 file_output.Write( &ch, 1 );
2b5f62a0 663
f6bcfd97 664 file_output.Sync();
2b5f62a0 665
925e9792 666 wxFileInputStream file_input( file_name );
2b5f62a0 667
f6bcfd97 668 ch = file_input.Peek();
4693b20c 669 str.Printf( wxT("First char peeked: %d\n"), (int) ch );
f6bcfd97 670 textCtrl.WriteText( str );
2b5f62a0 671
f6bcfd97 672 ch = file_input.GetC();
4693b20c 673 str.Printf( wxT("First char read: %d\n"), (int) ch );
f6bcfd97 674 textCtrl.WriteText( str );
2b5f62a0 675
f6bcfd97 676 ch = file_input.Peek();
4693b20c 677 str.Printf( wxT("Second char peeked: %d\n"), (int) ch );
f6bcfd97 678 textCtrl.WriteText( str );
2b5f62a0 679
f6bcfd97 680 ch = file_input.GetC();
4693b20c 681 str.Printf( wxT("Second char read: %d\n"), (int) ch );
f6bcfd97 682 textCtrl.WriteText( str );
2b5f62a0 683
f6bcfd97 684 ch = file_input.Peek();
4693b20c 685 str.Printf( wxT("Third char peeked: %d\n"), (int) ch );
f6bcfd97 686 textCtrl.WriteText( str );
2b5f62a0 687
f6bcfd97 688 ch = file_input.GetC();
4693b20c 689 str.Printf( wxT("Third char read: %d\n"), (int) ch );
f6bcfd97 690 textCtrl.WriteText( str );
2b5f62a0
VZ
691
692
9a83f860 693 textCtrl << wxT("\n\n\nTesting wxMemoryInputStream's Peek():\n\n");
2b5f62a0 694
f6bcfd97
BP
695 char buf[] = { 0,1,2,3,4,5,6,7,8,9,10 };
696 wxMemoryInputStream input( buf, 10 );
2b5f62a0 697
f6bcfd97 698 ch = input.Peek();
4693b20c 699 str.Printf( wxT("First char peeked: %d\n"), (int) ch );
f6bcfd97 700 textCtrl.WriteText( str );
2b5f62a0 701
f6bcfd97 702 ch = input.GetC();
4693b20c 703 str.Printf( wxT("First char read: %d\n"), (int) ch );
f6bcfd97 704 textCtrl.WriteText( str );
2b5f62a0 705
f6bcfd97 706 ch = input.Peek();
4693b20c 707 str.Printf( wxT("Second char peeked: %d\n"), (int) ch );
f6bcfd97 708 textCtrl.WriteText( str );
2b5f62a0 709
f6bcfd97 710 ch = input.GetC();
4693b20c 711 str.Printf( wxT("Second char read: %d\n"), (int) ch );
f6bcfd97 712 textCtrl.WriteText( str );
2b5f62a0 713
f6bcfd97 714 ch = input.Peek();
4693b20c 715 str.Printf( wxT("Third char peeked: %d\n"), (int) ch );
f6bcfd97 716 textCtrl.WriteText( str );
2b5f62a0 717
f6bcfd97 718 ch = input.GetC();
4693b20c 719 str.Printf( wxT("Third char read: %d\n"), (int) ch );
f6bcfd97
BP
720 textCtrl.WriteText( str );
721}
722
cbc906ce
RR
723void MyApp::DoStreamDemo6(wxCommandEvent& WXUNUSED(event))
724{
725 wxTextCtrl& textCtrl = * GetTextCtrl();
726
727 textCtrl.Clear();
9a83f860 728 textCtrl.WriteText( wxT("\nTesting Ungetch():\n\n") );
2b5f62a0 729
cbc906ce 730 char ch = 0;
cbc906ce
RR
731 wxString str;
732
9a83f860 733 textCtrl.WriteText( wxT("Writing number 0 to 9 to wxFileOutputStream...\n\n") );
cbc906ce 734
925e9792 735 wxFileOutputStream file_output( file_name );
cbc906ce
RR
736 for (ch = 0; ch < 10; ch++)
737 file_output.Write( &ch, 1 );
2b5f62a0 738
cbc906ce 739 file_output.Sync();
2b5f62a0 740
9a83f860 741 textCtrl.WriteText( wxT("Reading char from wxFileInputStream:\n\n") );
cbc906ce 742
925e9792 743 wxFileInputStream file_input( file_name );
2b5f62a0 744
cbc906ce 745 ch = file_input.GetC();
925e9792 746 size_t pos = (size_t)file_input.TellI();
cbc906ce
RR
747 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
748 textCtrl.WriteText( str );
2b5f62a0 749
9a83f860 750 textCtrl.WriteText( wxT("Reading another char from wxFileInputStream:\n\n") );
cbc906ce
RR
751
752 ch = file_input.GetC();
925e9792 753 pos = (size_t)file_input.TellI();
cbc906ce
RR
754 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
755 textCtrl.WriteText( str );
2b5f62a0 756
9a83f860 757 textCtrl.WriteText( wxT("Reading yet another char from wxFileInputStream:\n\n") );
cbc906ce
RR
758
759 ch = file_input.GetC();
925e9792 760 pos = (size_t)file_input.TellI();
cbc906ce
RR
761 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
762 textCtrl.WriteText( str );
2b5f62a0 763
9a83f860 764 textCtrl.WriteText( wxT("Now calling Ungetch( 5 ) from wxFileInputStream...\n\n") );
cbc906ce
RR
765
766 file_input.Ungetch( 5 );
925e9792 767 pos = (size_t)file_input.TellI();
cbc906ce
RR
768 str.Printf( wxT("Now at position %d\n\n"), (int) pos );
769 textCtrl.WriteText( str );
2b5f62a0 770
9a83f860 771 textCtrl.WriteText( wxT("Reading char from wxFileInputStream:\n\n") );
cbc906ce
RR
772
773 ch = file_input.GetC();
925e9792 774 pos = (size_t)file_input.TellI();
cbc906ce
RR
775 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
776 textCtrl.WriteText( str );
2b5f62a0 777
9a83f860 778 textCtrl.WriteText( wxT("Reading another char from wxFileInputStream:\n\n") );
cbc906ce
RR
779
780 ch = file_input.GetC();
925e9792 781 pos = (size_t)file_input.TellI();
cbc906ce
RR
782 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
783 textCtrl.WriteText( str );
2b5f62a0 784
9a83f860 785 textCtrl.WriteText( wxT("Now calling Ungetch( 5 ) from wxFileInputStream again...\n\n") );
cbc906ce
RR
786
787 file_input.Ungetch( 5 );
925e9792 788 pos = (size_t)file_input.TellI();
cbc906ce
RR
789 str.Printf( wxT("Now at position %d\n\n"), (int) pos );
790 textCtrl.WriteText( str );
2b5f62a0 791
9a83f860 792 textCtrl.WriteText( wxT("Seeking to pos 3 in wxFileInputStream. This invalidates the writeback buffer.\n\n") );
2b5f62a0 793
cbc906ce
RR
794 file_input.SeekI( 3 );
795
796 ch = file_input.GetC();
925e9792 797 pos = (size_t)file_input.TellI();
cbc906ce
RR
798 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
799 textCtrl.WriteText( str );
800}
801
802void MyApp::DoStreamDemo7(wxCommandEvent& WXUNUSED(event))
803{
804 wxTextCtrl& textCtrl = * GetTextCtrl();
805
806 textCtrl.Clear();
9a83f860 807 textCtrl.WriteText( wxT("\nTesting Ungetch() in buffered input stream:\n\n") );
2b5f62a0 808
cbc906ce 809 char ch = 0;
cbc906ce
RR
810 wxString str;
811
9a83f860 812 textCtrl.WriteText( wxT("Writing number 0 to 9 to wxFileOutputStream...\n\n") );
cbc906ce 813
925e9792 814 wxFileOutputStream file_output( file_name );
cbc906ce
RR
815 for (ch = 0; ch < 10; ch++)
816 file_output.Write( &ch, 1 );
2b5f62a0 817
cbc906ce 818 file_output.Sync();
2b5f62a0 819
9a83f860 820 textCtrl.WriteText( wxT("Reading char from wxBufferedInputStream via wxFileInputStream:\n\n") );
cbc906ce 821
925e9792 822 wxFileInputStream file_input( file_name );
cbc906ce 823 wxBufferedInputStream buf_input( file_input );
2b5f62a0 824
cbc906ce 825 ch = buf_input.GetC();
925e9792 826 size_t pos = (size_t)buf_input.TellI();
cbc906ce
RR
827 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
828 textCtrl.WriteText( str );
2b5f62a0 829
9a83f860 830 textCtrl.WriteText( wxT("Reading another char from wxBufferedInputStream:\n\n") );
cbc906ce
RR
831
832 ch = buf_input.GetC();
925e9792 833 pos = (size_t)buf_input.TellI();
cbc906ce
RR
834 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
835 textCtrl.WriteText( str );
2b5f62a0 836
9a83f860 837 textCtrl.WriteText( wxT("Reading yet another char from wxBufferedInputStream:\n\n") );
cbc906ce
RR
838
839 ch = buf_input.GetC();
925e9792 840 pos = (size_t)buf_input.TellI();
cbc906ce
RR
841 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
842 textCtrl.WriteText( str );
2b5f62a0 843
9a83f860 844 textCtrl.WriteText( wxT("Now calling Ungetch( 5 ) from wxBufferedInputStream...\n\n") );
cbc906ce
RR
845
846 buf_input.Ungetch( 5 );
925e9792 847 pos = (size_t)buf_input.TellI();
cbc906ce
RR
848 str.Printf( wxT("Now at position %d\n\n"), (int) pos );
849 textCtrl.WriteText( str );
2b5f62a0 850
9a83f860 851 textCtrl.WriteText( wxT("Reading char from wxBufferedInputStream:\n\n") );
cbc906ce
RR
852
853 ch = buf_input.GetC();
925e9792 854 pos = (size_t)buf_input.TellI();
cbc906ce
RR
855 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
856 textCtrl.WriteText( str );
2b5f62a0 857
9a83f860 858 textCtrl.WriteText( wxT("Reading another char from wxBufferedInputStream:\n\n") );
cbc906ce
RR
859
860 ch = buf_input.GetC();
925e9792 861 pos = (size_t)buf_input.TellI();
cbc906ce
RR
862 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
863 textCtrl.WriteText( str );
2b5f62a0 864
9a83f860 865 textCtrl.WriteText( wxT("Now calling Ungetch( 5 ) from wxBufferedInputStream again...\n\n") );
cbc906ce
RR
866
867 buf_input.Ungetch( 5 );
925e9792 868 pos = (size_t)buf_input.TellI();
cbc906ce
RR
869 str.Printf( wxT("Now at position %d\n\n"), (int) pos );
870 textCtrl.WriteText( str );
2b5f62a0 871
9a83f860 872 textCtrl.WriteText( wxT("Seeking to pos 3 in wxBufferedInputStream. This invalidates the writeback buffer.\n\n") );
2b5f62a0 873
cbc906ce
RR
874 buf_input.SeekI( 3 );
875
876 ch = buf_input.GetC();
925e9792 877 pos = (size_t)buf_input.TellI();
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878 str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos );
879 textCtrl.WriteText( str );
880}
881
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882#if wxUSE_UNICODE
883void MyApp::DoUnicodeDemo(wxCommandEvent& WXUNUSED(event))
884{
885 wxTextCtrl& textCtrl = * GetTextCtrl();
8e124873 886
dcf924a3 887 textCtrl.Clear();
9a83f860 888 textCtrl << wxT("\nTest wchar_t to char (Unicode to ANSI/Multibyte) converions:");
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889
890 wxString str;
9a83f860 891 str = wxT("Robert R\366bling\n");
8e124873 892
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893 printf( "\n\nConversion with wxConvLocal:\n" );
894 wxConvCurrent = &wxConvLocal;
895 printf( (const char*) str.mbc_str() );
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896 printf( "\n\nConversion with wxConvLibc:\n" );
897 wxConvCurrent = &wxConvLibc;
898 printf( (const char*) str.mbc_str() );
8e124873 899
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900}
901#endif
902
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903void MyApp::DoMIMEDemo(wxCommandEvent& WXUNUSED(event))
904{
9a83f860 905 static wxString s_defaultExt = wxT("xyz");
8e124873 906
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907 wxString ext = wxGetTextFromUser(wxT("Enter a file extension: "),
908 wxT("MIME database test"),
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909 s_defaultExt);
910 if ( !!ext )
911 {
912 s_defaultExt = ext;
913
914 // init MIME database if not done yet
915 if ( !m_mimeDatabase )
916 {
917 m_mimeDatabase = new wxMimeTypesManager;
918
919 static const wxFileTypeInfo fallbacks[] =
920 {
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921 wxFileTypeInfo(wxT("application/xyz"),
922 wxT("XyZ %s"),
923 wxT("XyZ -p %s"),
924 wxT("The one and only XYZ format file"),
925 wxT("xyz"), wxT("123"), wxNullPtr),
926 wxFileTypeInfo(wxT("text/html"),
927 wxT("lynx %s"),
928 wxT("lynx -dump %s | lpr"),
929 wxT("HTML document (from fallback)"),
930 wxT("htm"), wxT("html"), wxNullPtr),
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931
932 // must terminate the table with this!
933 wxFileTypeInfo()
934 };
935
936 m_mimeDatabase->AddFallbacks(fallbacks);
937 }
938
939 wxTextCtrl& textCtrl = * GetTextCtrl();
940
941 wxFileType *filetype = m_mimeDatabase->GetFileTypeFromExtension(ext);
942 if ( !filetype )
943 {
9a83f860 944 textCtrl << wxT("Unknown extension '") << ext << wxT("'\n");
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945 }
946 else
947 {
948 wxString type, desc, open;
949 filetype->GetMimeType(&type);
950 filetype->GetDescription(&desc);
951
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952 wxString filename = wxT("filename");
953 filename << wxT(".") << ext;
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954 wxFileType::MessageParameters params(filename, type);
955 filetype->GetOpenCommand(&open, params);
956
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957 textCtrl << wxT("MIME information about extension '") << ext << wxT('\n')
958 << wxT("\tMIME type: ") << ( !type ? wxString("unknown") : type ) << wxT('\n')
959 << wxT("\tDescription: ") << ( !desc ? wxString(wxEmptyString) : desc )
960 << wxT('\n')
961 << wxT("\tCommand to open: ") << ( !open ? wxString("no") : open )
962 << wxT('\n');
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963
964 delete filetype;
965 }
966 }
967 //else: cancelled by user
968}
969
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970void MyApp::DoByteOrderDemo(wxCommandEvent& WXUNUSED(event))
971{
972 wxTextCtrl& textCtrl = * GetTextCtrl();
973
974 textCtrl.Clear();
9a83f860 975 textCtrl << wxT("\nTest byte order macros:\n\n");
8e124873 976
dacaa6f1 977 #if wxBYTE_ORDER == wxLITTLE_ENDIAN
9a83f860 978 textCtrl << wxT("This is a little endian system.\n\n");
dacaa6f1 979 #else
9a83f860 980 textCtrl << wxT("This is a big endian system.\n\n");
dacaa6f1 981 #endif
8e124873 982
7e2c43b8 983 wxString text;
8e124873 984
7e2c43b8 985 wxInt32 var = 0xF1F2F3F4;
206d3a16 986 text = wxEmptyString;
9a83f860 987 text.Printf( wxT("Value of wxInt32 is now: %#x.\n\n"), var );
7e2c43b8 988 textCtrl.WriteText( text );
8e124873 989
206d3a16 990 text = wxEmptyString;
9a83f860 991 text.Printf( wxT("Value of swapped wxInt32 is: %#x.\n\n"), wxINT32_SWAP_ALWAYS( var ) );
7e2c43b8 992 textCtrl.WriteText( text );
8e124873 993
206d3a16 994 text = wxEmptyString;
9a83f860 995 text.Printf( wxT("Value of wxInt32 swapped on little endian is: %#x.\n\n"), wxINT32_SWAP_ON_LE( var ) );
7e2c43b8 996 textCtrl.WriteText( text );
8e124873 997
206d3a16 998 text = wxEmptyString;
9a83f860 999 text.Printf( wxT("Value of wxInt32 swapped on big endian is: %#x.\n\n"), wxINT32_SWAP_ON_BE( var ) );
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1000 textCtrl.WriteText( text );
1001}
1002
bbf73190 1003void MyApp::DoVariantDemo(wxCommandEvent& WXUNUSED(event) )
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1004{
1005 wxTextCtrl& textCtrl = * GetTextCtrl();
1006
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1007 wxVariant var1 = wxT("String value");
1008 textCtrl << wxT("var1 = ") << var1.MakeString() << wxT("\n");
cfb88c55 1009
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1010 // Conversion
1011 wxString str = var1.MakeString();
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1012
1013 var1 = 123.456;
9a83f860 1014 textCtrl << wxT("var1 = ") << var1.GetReal() << wxT("\n");
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1015
1016 // Implicit conversion
1017 double v = var1;
1018
1019 var1 = 9876L;
9a83f860 1020 textCtrl << wxT("var1 = ") << var1.GetLong() << wxT("\n");
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1021
1022 // Implicit conversion
1023 long l = var1;
1024
8e124873 1025 // suppress compile warnings about unused variables
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1026 wxUnusedVar(l);
1027 wxUnusedVar(v);
8e124873 1028
21fe01e2 1029 wxArrayString stringArray;
9a83f860 1030 stringArray.Add(wxT("one")); stringArray.Add(wxT("two")); stringArray.Add(wxT("three"));
21fe01e2 1031 var1 = stringArray;
9a83f860 1032 textCtrl << wxT("var1 = ") << var1.MakeString() << wxT("\n");
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1033
1034 var1.ClearList();
1035 var1.Append(wxVariant(1.2345));
9a83f860 1036 var1.Append(wxVariant(wxT("hello")));
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1037 var1.Append(wxVariant(54321L));
1038
9a83f860 1039 textCtrl << wxT("var1 = ") << var1.MakeString() << wxT("\n");
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1040
1041 size_t n = var1.GetCount();
1042 size_t i;
1043 for (i = (size_t) 0; i < n; i++)
1044 {
9a83f860 1045 textCtrl << wxT("var1[") << (int) i << wxT("] (type ") << var1[i].GetType() << wxT(") = ") << var1[i].MakeString() << wxT("\n");
cfb88c55 1046 }
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1047
1048 var1 = wxVariant(new wxFont(wxSystemSettings::GetFont(wxSYS_OEM_FIXED_FONT)));
9a83f860 1049 textCtrl << wxT("var1 = (wxfont)\"");
cf6ae290 1050 wxFont* font = wxGetVariantCast(var1,wxFont);
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1051 if (font)
1052 {
9a83f860 1053 textCtrl << font->GetNativeFontInfoDesc() << wxT("\"\n");
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1054 }
1055 else
1056 {
9a83f860 1057 textCtrl << wxT("(null)\"\n");
cf6ae290 1058 }
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1059}
1060
1061BEGIN_EVENT_TABLE(MyFrame, wxFrame)
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1062 EVT_MENU(TYPES_QUIT, MyFrame::OnQuit)
1063 EVT_MENU(TYPES_ABOUT, MyFrame::OnAbout)
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1064END_EVENT_TABLE()
1065
1066// My frame constructor
1067MyFrame::MyFrame(wxFrame *parent, const wxString& title,
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1068 const wxPoint& pos, const wxSize& size)
1069 : wxFrame(parent, wxID_ANY, title, pos, size)
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1070{}
1071
1072void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
1073{
206d3a16 1074 Close(true);
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1075}
1076
1077void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
1078{
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1079 wxMessageDialog dialog(this, wxT("Tests various wxWidgets types"),
1080 wxT("About Types"), wxYES_NO|wxCANCEL);
cfb88c55 1081
206d3a16 1082 dialog.ShowModal();
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1083}
1084
1085