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cfb88c55 JS |
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 | |
8e124873 | 9 | // Licence: wxWindows license |
cfb88c55 JS |
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" | |
8e124873 | 30 | #include "wx/mimetype.h" |
cfb88c55 JS |
31 | |
32 | #include "typetest.h" | |
33 | ||
b87c90c1 | 34 | #if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__) || defined(__WXMGL__) |
cfb88c55 JS |
35 | #include "mondrian.xpm" |
36 | #endif | |
37 | ||
3f1802b5 JS |
38 | #ifdef new |
39 | #undef new | |
40 | #endif | |
41 | ||
38830220 RR |
42 | #include "wx/ioswrap.h" |
43 | ||
44 | #if wxUSE_IOSTREAMH | |
45 | #include <fstream.h> | |
46 | #else | |
47 | #include <fstream> | |
48 | #endif | |
49 | ||
50 | #include "wx/wfstream.h" | |
53daeada | 51 | #include "wx/datstrm.h" |
fae05df5 | 52 | #include "wx/txtstrm.h" |
f6bcfd97 | 53 | #include "wx/mstream.h" |
38830220 | 54 | |
cfb88c55 | 55 | // Create a new application object |
8e124873 | 56 | IMPLEMENT_APP (MyApp) |
cfb88c55 | 57 | |
8e124873 | 58 | IMPLEMENT_DYNAMIC_CLASS (MyApp, wxApp) |
cfb88c55 JS |
59 | |
60 | BEGIN_EVENT_TABLE(MyApp, wxApp) | |
3409ae17 | 61 | #if wxUSE_TIMEDATE |
8e124873 VZ |
62 | EVT_MENU(TYPES_DATE, MyApp::DoDateDemo) |
63 | EVT_MENU(TYPES_TIME, MyApp::DoTimeDemo) | |
364f80ef | 64 | #endif // wxUSE_TIMEDATE |
8e124873 VZ |
65 | EVT_MENU(TYPES_VARIANT, MyApp::DoVariantDemo) |
66 | EVT_MENU(TYPES_BYTEORDER, MyApp::DoByteOrderDemo) | |
dcf924a3 | 67 | #if wxUSE_UNICODE |
8e124873 | 68 | EVT_MENU(TYPES_UNICODE, MyApp::DoUnicodeDemo) |
3409ae17 | 69 | #endif // wxUSE_UNICODE |
8e124873 | 70 | EVT_MENU(TYPES_STREAM, MyApp::DoStreamDemo) |
aa51b2e1 RR |
71 | EVT_MENU(TYPES_STREAM2, MyApp::DoStreamDemo2) |
72 | EVT_MENU(TYPES_STREAM3, MyApp::DoStreamDemo3) | |
2bf8e4eb | 73 | EVT_MENU(TYPES_STREAM4, MyApp::DoStreamDemo4) |
f6bcfd97 | 74 | EVT_MENU(TYPES_STREAM5, MyApp::DoStreamDemo5) |
cbc906ce RR |
75 | EVT_MENU(TYPES_STREAM6, MyApp::DoStreamDemo6) |
76 | EVT_MENU(TYPES_STREAM7, MyApp::DoStreamDemo7) | |
8e124873 | 77 | EVT_MENU(TYPES_MIME, MyApp::DoMIMEDemo) |
cfb88c55 JS |
78 | END_EVENT_TABLE() |
79 | ||
8e124873 | 80 | bool MyApp::OnInit() |
cfb88c55 | 81 | { |
8e124873 VZ |
82 | // Create the main frame window |
83 | MyFrame *frame = new MyFrame((wxFrame *) NULL, "wxWindows Types Demo", | |
84 | wxPoint(50, 50), wxSize(450, 340)); | |
85 | ||
86 | // Give it an icon | |
87 | frame->SetIcon(wxICON(mondrian)); | |
88 | ||
89 | // Make a menubar | |
90 | wxMenu *file_menu = new wxMenu; | |
91 | ||
92 | file_menu->Append(TYPES_ABOUT, "&About"); | |
93 | file_menu->AppendSeparator(); | |
94 | file_menu->Append(TYPES_QUIT, "E&xit\tAlt-X"); | |
95 | ||
96 | wxMenu *test_menu = new wxMenu; | |
3409ae17 | 97 | #if wxUSE_TIMEDATE |
8e124873 | 98 | test_menu->Append(TYPES_DATE, "&Date test"); |
3409ae17 | 99 | #endif // wxUSE_TIMEDATE |
8e124873 VZ |
100 | test_menu->Append(TYPES_TIME, "&Time test"); |
101 | test_menu->Append(TYPES_VARIANT, "&Variant test"); | |
102 | test_menu->Append(TYPES_BYTEORDER, "&Byteorder test"); | |
dcf924a3 | 103 | #if wxUSE_UNICODE |
8e124873 | 104 | test_menu->Append(TYPES_UNICODE, "&Unicode test"); |
3409ae17 | 105 | #endif // wxUSE_UNICODE |
8e124873 | 106 | test_menu->Append(TYPES_STREAM, "&Stream test"); |
1b055864 | 107 | test_menu->Append(TYPES_STREAM2, "&Stream seek test"); |
aa51b2e1 | 108 | test_menu->Append(TYPES_STREAM3, "&Stream error test"); |
2bf8e4eb | 109 | test_menu->Append(TYPES_STREAM4, "&Stream buffer test"); |
f6bcfd97 | 110 | test_menu->Append(TYPES_STREAM5, "&Stream peek test"); |
cbc906ce RR |
111 | test_menu->Append(TYPES_STREAM6, "&Stream ungetch test"); |
112 | test_menu->Append(TYPES_STREAM7, "&Stream ungetch test for a buffered stream"); | |
8e124873 VZ |
113 | test_menu->AppendSeparator(); |
114 | test_menu->Append(TYPES_MIME, "&MIME database test"); | |
cfb88c55 | 115 | |
8e124873 VZ |
116 | wxMenuBar *menu_bar = new wxMenuBar; |
117 | menu_bar->Append(file_menu, "&File"); | |
118 | menu_bar->Append(test_menu, "&Tests"); | |
119 | frame->SetMenuBar(menu_bar); | |
cfb88c55 | 120 | |
8e124873 | 121 | m_textCtrl = new wxTextCtrl(frame, -1, "", wxPoint(0, 0), wxDefaultSize, wxTE_MULTILINE); |
cfb88c55 | 122 | |
8e124873 VZ |
123 | // Show the frame |
124 | frame->Show(TRUE); | |
125 | ||
126 | SetTopWindow(frame); | |
127 | ||
128 | return TRUE; | |
cfb88c55 JS |
129 | } |
130 | ||
38830220 RR |
131 | void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event)) |
132 | { | |
133 | wxTextCtrl& textCtrl = * GetTextCtrl(); | |
8e124873 | 134 | |
38830220 | 135 | textCtrl.Clear(); |
c980c992 | 136 | textCtrl << _T("\nTest fstream vs. wxFileStream:\n\n"); |
38830220 | 137 | |
e57e26dd | 138 | textCtrl.WriteText( "Writing to ofstream and wxFileOutputStream:\n" ); |
8e124873 | 139 | |
dd107c50 | 140 | wxSTD ofstream std_file_output( "test_std.dat" ); |
56b79cb9 | 141 | wxFileOutputStream file_output( wxString("test_wx.dat") ); |
fae05df5 GL |
142 | wxBufferedOutputStream buf_output( file_output ); |
143 | wxTextOutputStream text_output( buf_output ); | |
38830220 | 144 | |
38830220 RR |
145 | wxString tmp; |
146 | signed int si = 0xFFFFFFFF; | |
c980c992 | 147 | tmp.Printf( _T("Signed int: %d\n"), si ); |
38830220 | 148 | textCtrl.WriteText( tmp ); |
fae05df5 | 149 | text_output << si << "\n"; |
38830220 | 150 | std_file_output << si << "\n"; |
8e124873 | 151 | |
38830220 | 152 | unsigned int ui = 0xFFFFFFFF; |
c980c992 | 153 | tmp.Printf( _T("Unsigned int: %u\n"), ui ); |
38830220 | 154 | textCtrl.WriteText( tmp ); |
fae05df5 | 155 | text_output << ui << "\n"; |
38830220 | 156 | std_file_output << ui << "\n"; |
8e124873 | 157 | |
38830220 | 158 | double d = 2.01234567890123456789; |
c980c992 | 159 | tmp.Printf( _T("Double: %f\n"), d ); |
38830220 | 160 | textCtrl.WriteText( tmp ); |
fae05df5 | 161 | text_output << d << "\n"; |
38830220 | 162 | std_file_output << d << "\n"; |
8e124873 VZ |
163 | |
164 | float f = (float)0.00001; | |
c980c992 | 165 | tmp.Printf( _T("Float: %f\n"), f ); |
e57e26dd | 166 | textCtrl.WriteText( tmp ); |
fae05df5 | 167 | text_output << f << "\n"; |
e57e26dd | 168 | std_file_output << f << "\n"; |
8e124873 | 169 | |
c980c992 GL |
170 | wxString str( _T("Hello!") ); |
171 | tmp.Printf( _T("String: %s\n"), str.c_str() ); | |
38830220 | 172 | textCtrl.WriteText( tmp ); |
fae05df5 | 173 | text_output << str << "\n"; |
38830220 | 174 | std_file_output << str.c_str() << "\n"; |
f6bcfd97 | 175 | |
e57e26dd | 176 | textCtrl.WriteText( "\nReading from ifstream:\n" ); |
8e124873 | 177 | |
dd107c50 | 178 | wxSTD ifstream std_file_input( "test_std.dat" ); |
e57e26dd RR |
179 | |
180 | std_file_input >> si; | |
c980c992 | 181 | tmp.Printf( _T("Signed int: %d\n"), si ); |
e57e26dd | 182 | textCtrl.WriteText( tmp ); |
8e124873 | 183 | |
e57e26dd | 184 | std_file_input >> ui; |
c980c992 | 185 | tmp.Printf( _T("Unsigned int: %u\n"), ui ); |
e57e26dd | 186 | textCtrl.WriteText( tmp ); |
8e124873 | 187 | |
e57e26dd | 188 | std_file_input >> d; |
c980c992 | 189 | tmp.Printf( _T("Double: %f\n"), d ); |
e57e26dd | 190 | textCtrl.WriteText( tmp ); |
8e124873 | 191 | |
e57e26dd | 192 | std_file_input >> f; |
c980c992 | 193 | tmp.Printf( _T("Float: %f\n"), f ); |
e57e26dd | 194 | textCtrl.WriteText( tmp ); |
8e124873 | 195 | |
f6bcfd97 | 196 | // Why doesn't this work? |
69d16e3e | 197 | #if 0 |
f6bcfd97 BP |
198 | char std_buf[200]; |
199 | std_file_input >> std_buf; | |
200 | tmp.Printf( _T("String: %s\n"), std_buf ); | |
e57e26dd | 201 | textCtrl.WriteText( tmp ); |
69d16e3e | 202 | #endif |
8e124873 | 203 | |
e57e26dd | 204 | textCtrl.WriteText( "\nReading from wxFileInputStream:\n" ); |
b6bff301 | 205 | |
fae05df5 | 206 | buf_output.Sync(); |
8e124873 | 207 | |
56b79cb9 | 208 | wxFileInputStream file_input( wxString("test_wx.dat") ); |
fae05df5 | 209 | wxBufferedInputStream buf_input( file_input ); |
78e848ca | 210 | wxTextInputStream text_input( file_input ); |
8e124873 | 211 | |
fae05df5 | 212 | text_input >> si; |
c980c992 | 213 | tmp.Printf( _T("Signed int: %d\n"), si ); |
e57e26dd | 214 | textCtrl.WriteText( tmp ); |
8e124873 | 215 | |
fae05df5 | 216 | text_input >> ui; |
c980c992 | 217 | tmp.Printf( _T("Unsigned int: %u\n"), ui ); |
e57e26dd | 218 | textCtrl.WriteText( tmp ); |
8e124873 | 219 | |
fae05df5 | 220 | text_input >> d; |
c980c992 | 221 | tmp.Printf( _T("Double: %f\n"), d ); |
e57e26dd | 222 | textCtrl.WriteText( tmp ); |
8e124873 | 223 | |
fae05df5 | 224 | text_input >> f; |
c980c992 | 225 | tmp.Printf( _T("Float: %f\n"), f ); |
e57e26dd | 226 | textCtrl.WriteText( tmp ); |
8e124873 | 227 | |
fae05df5 | 228 | text_input >> str; |
c980c992 | 229 | tmp.Printf( _T("String: %s\n"), str.c_str() ); |
e57e26dd | 230 | textCtrl.WriteText( tmp ); |
8e124873 | 231 | |
53daeada | 232 | |
f6bcfd97 | 233 | |
53daeada RR |
234 | textCtrl << "\nTest for wxDataStream:\n\n"; |
235 | ||
236 | textCtrl.WriteText( "Writing to wxDataOutputStream:\n" ); | |
8e124873 | 237 | |
53daeada | 238 | file_output.SeekO( 0 ); |
fae05df5 | 239 | wxDataOutputStream data_output( buf_output ); |
53daeada | 240 | |
364f80ef | 241 | wxInt16 i16 = (unsigned short)0xFFFF; |
c980c992 | 242 | tmp.Printf( _T("Signed int16: %d\n"), (int)i16 ); |
53daeada | 243 | textCtrl.WriteText( tmp ); |
329e86bf | 244 | data_output.Write16( i16 ); |
8e124873 | 245 | |
329e86bf | 246 | wxUint16 ui16 = 0xFFFF; |
c980c992 | 247 | tmp.Printf( _T("Unsigned int16: %u\n"), (unsigned int) ui16 ); |
53daeada | 248 | textCtrl.WriteText( tmp ); |
329e86bf | 249 | data_output.Write16( ui16 ); |
8e124873 | 250 | |
53daeada | 251 | d = 2.01234567890123456789; |
c980c992 | 252 | tmp.Printf( _T("Double: %f\n"), d ); |
53daeada RR |
253 | textCtrl.WriteText( tmp ); |
254 | data_output.WriteDouble( d ); | |
8e124873 | 255 | |
53daeada | 256 | str = "Hello!"; |
c980c992 | 257 | tmp.Printf( _T("String: %s\n"), str.c_str() ); |
53daeada RR |
258 | textCtrl.WriteText( tmp ); |
259 | data_output.WriteString( str ); | |
8e124873 | 260 | |
fae05df5 | 261 | buf_output.Sync(); |
8e124873 | 262 | |
53daeada | 263 | textCtrl.WriteText( "\nReading from wxDataInputStream:\n" ); |
8e124873 | 264 | |
53daeada | 265 | file_input.SeekI( 0 ); |
fae05df5 | 266 | wxDataInputStream data_input( buf_input ); |
53daeada | 267 | |
329e86bf | 268 | i16 = data_input.Read16(); |
c980c992 | 269 | tmp.Printf( _T("Signed int16: %d\n"), (int)i16 ); |
53daeada | 270 | textCtrl.WriteText( tmp ); |
8e124873 | 271 | |
329e86bf | 272 | ui16 = data_input.Read16(); |
c980c992 | 273 | tmp.Printf( _T("Unsigned int16: %u\n"), (unsigned int) ui16 ); |
53daeada RR |
274 | textCtrl.WriteText( tmp ); |
275 | ||
276 | d = data_input.ReadDouble(); | |
c980c992 | 277 | tmp.Printf( _T("Double: %f\n"), d ); |
53daeada | 278 | textCtrl.WriteText( tmp ); |
8e124873 | 279 | |
53daeada | 280 | str = data_input.ReadString(); |
c980c992 | 281 | tmp.Printf( _T("String: %s\n"), str.c_str() ); |
53daeada | 282 | textCtrl.WriteText( tmp ); |
38830220 RR |
283 | } |
284 | ||
1b055864 RR |
285 | void MyApp::DoStreamDemo2(wxCommandEvent& WXUNUSED(event)) |
286 | { | |
287 | wxTextCtrl& textCtrl = * GetTextCtrl(); | |
288 | ||
289 | textCtrl.Clear(); | |
aa51b2e1 | 290 | textCtrl << _T("\nTesting wxBufferedStream:\n\n"); |
1b055864 RR |
291 | |
292 | char ch,ch2; | |
293 | ||
294 | textCtrl.WriteText( "Writing number 0 to 9 to buffered wxFileOutputStream:\n\n" ); | |
295 | ||
56b79cb9 | 296 | wxFileOutputStream file_output( wxString("test_wx.dat") ); |
1b055864 RR |
297 | wxBufferedOutputStream buf_output( file_output ); |
298 | for (ch = 0; ch < 10; ch++) | |
299 | buf_output.Write( &ch, 1 ); | |
300 | buf_output.Sync(); | |
301 | ||
56b79cb9 | 302 | wxFileInputStream file_input( wxString("test_wx.dat") ); |
1b055864 RR |
303 | for (ch2 = 0; ch2 < 10; ch2++) |
304 | { | |
305 | file_input.Read( &ch, 1 ); | |
4693b20c | 306 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
1b055864 RR |
307 | } |
308 | textCtrl.WriteText( "\n\n\n" ); | |
309 | ||
310 | textCtrl.WriteText( "Writing number 0 to 9 to buffered wxFileOutputStream, then\n" ); | |
cbc906ce | 311 | textCtrl.WriteText( "seeking back to #3 and writing 0:\n\n" ); |
1b055864 | 312 | |
56b79cb9 | 313 | wxFileOutputStream file_output2( wxString("test_wx2.dat") ); |
1b055864 RR |
314 | wxBufferedOutputStream buf_output2( file_output2 ); |
315 | for (ch = 0; ch < 10; ch++) | |
316 | buf_output2.Write( &ch, 1 ); | |
317 | buf_output2.SeekO( 3 ); | |
cbc906ce | 318 | ch = 0; |
1b055864 RR |
319 | buf_output2.Write( &ch, 1 ); |
320 | buf_output2.Sync(); | |
321 | ||
56b79cb9 | 322 | wxFileInputStream file_input2( wxString("test_wx2.dat") ); |
1b055864 RR |
323 | for (ch2 = 0; ch2 < 10; ch2++) |
324 | { | |
325 | file_input2.Read( &ch, 1 ); | |
4693b20c | 326 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
1b055864 RR |
327 | } |
328 | textCtrl.WriteText( "\n\n\n" ); | |
329 | ||
330 | // now append 2000 bytes to file (bigger than buffer) | |
331 | buf_output2.SeekO( 0, wxFromEnd ); | |
332 | ch = 1; | |
333 | for (int i = 0; i < 2000; i++) | |
334 | buf_output2.Write( &ch, 1 ); | |
335 | buf_output2.Sync(); | |
336 | ||
337 | textCtrl.WriteText( "Reading number 0 to 9 from buffered wxFileInputStream, then\n" ); | |
cbc906ce | 338 | textCtrl.WriteText( "seeking back to #3 and reading the 0:\n\n" ); |
1b055864 | 339 | |
56b79cb9 | 340 | wxFileInputStream file_input3( wxString("test_wx2.dat") ); |
1b055864 RR |
341 | wxBufferedInputStream buf_input3( file_input3 ); |
342 | for (ch2 = 0; ch2 < 10; ch2++) | |
343 | { | |
344 | buf_input3.Read( &ch, 1 ); | |
4693b20c | 345 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
1b055864 RR |
346 | } |
347 | for (int j = 0; j < 2000; j++) | |
348 | buf_input3.Read( &ch, 1 ); | |
349 | textCtrl.WriteText( "\n" ); | |
350 | buf_input3.SeekI( 3 ); | |
351 | buf_input3.Read( &ch, 1 ); | |
4693b20c | 352 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
1b055864 RR |
353 | textCtrl.WriteText( "\n\n\n" ); |
354 | ||
355 | } | |
356 | ||
aa51b2e1 RR |
357 | void MyApp::DoStreamDemo3(wxCommandEvent& WXUNUSED(event)) |
358 | { | |
359 | wxTextCtrl& textCtrl = * GetTextCtrl(); | |
360 | ||
361 | textCtrl.Clear(); | |
362 | textCtrl << "\nTesting wxFileInputStream's and wxFFileInputStream's error handling:\n\n"; | |
363 | ||
364 | char ch,ch2; | |
365 | ||
366 | textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream:\n\n" ); | |
367 | ||
56b79cb9 | 368 | wxFileOutputStream file_output( wxString("test_wx.dat") ); |
aa51b2e1 RR |
369 | for (ch = 0; ch < 10; ch++) |
370 | file_output.Write( &ch, 1 ); | |
371 | ||
842d6c94 | 372 | // Testing wxFileInputStream |
aa51b2e1 RR |
373 | |
374 | textCtrl.WriteText( "Reading 0 to 10 to wxFileInputStream:\n\n" ); | |
375 | ||
56b79cb9 | 376 | wxFileInputStream file_input( wxString("test_wx.dat") ); |
aa51b2e1 RR |
377 | for (ch2 = 0; ch2 < 11; ch2++) |
378 | { | |
379 | file_input.Read( &ch, 1 ); | |
f6bcfd97 | 380 | textCtrl.WriteText( "Value read: " ); |
4693b20c | 381 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
f6bcfd97 BP |
382 | textCtrl.WriteText( "; stream.LastError() returns: " ); |
383 | switch (file_input.LastError()) | |
384 | { | |
385 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
386 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
387 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
388 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
389 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
390 | } | |
aa51b2e1 RR |
391 | } |
392 | textCtrl.WriteText( "\n" ); | |
393 | ||
394 | textCtrl.WriteText( "Seeking to 0; stream.LastError() returns: " ); | |
395 | file_input.SeekI( 0 ); | |
396 | switch (file_input.LastError()) | |
397 | { | |
f6bcfd97 BP |
398 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; |
399 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
400 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
401 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
402 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
aa51b2e1 RR |
403 | } |
404 | textCtrl.WriteText( "\n" ); | |
405 | ||
406 | file_input.Read( &ch, 1 ); | |
407 | textCtrl.WriteText( "Value read: " ); | |
4693b20c | 408 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
aa51b2e1 RR |
409 | textCtrl.WriteText( "; stream.LastError() returns: " ); |
410 | switch (file_input.LastError()) | |
411 | { | |
f6bcfd97 BP |
412 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; |
413 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
414 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
415 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
416 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
aa51b2e1 RR |
417 | } |
418 | textCtrl.WriteText( "\n\n" ); | |
419 | ||
420 | ||
842d6c94 | 421 | // Testing wxFFileInputStream |
aa51b2e1 RR |
422 | |
423 | textCtrl.WriteText( "Reading 0 to 10 to wxFFileInputStream:\n\n" ); | |
424 | ||
56b79cb9 | 425 | wxFFileInputStream ffile_input( wxString("test_wx.dat") ); |
aa51b2e1 RR |
426 | for (ch2 = 0; ch2 < 11; ch2++) |
427 | { | |
428 | ffile_input.Read( &ch, 1 ); | |
f6bcfd97 | 429 | textCtrl.WriteText( "Value read: " ); |
4693b20c | 430 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
f6bcfd97 BP |
431 | textCtrl.WriteText( "; stream.LastError() returns: " ); |
432 | switch (ffile_input.LastError()) | |
433 | { | |
434 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
435 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
436 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
437 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
438 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
439 | } | |
aa51b2e1 RR |
440 | } |
441 | textCtrl.WriteText( "\n" ); | |
442 | ||
443 | textCtrl.WriteText( "Seeking to 0; stream.LastError() returns: " ); | |
444 | ffile_input.SeekI( 0 ); | |
445 | switch (ffile_input.LastError()) | |
446 | { | |
f6bcfd97 BP |
447 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; |
448 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
449 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
450 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
451 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
aa51b2e1 RR |
452 | } |
453 | textCtrl.WriteText( "\n" ); | |
454 | ||
455 | ffile_input.Read( &ch, 1 ); | |
456 | textCtrl.WriteText( "Value read: " ); | |
4693b20c | 457 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
aa51b2e1 RR |
458 | textCtrl.WriteText( "; stream.LastError() returns: " ); |
459 | switch (ffile_input.LastError()) | |
460 | { | |
f6bcfd97 BP |
461 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; |
462 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
463 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
464 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
465 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
842d6c94 RR |
466 | } |
467 | textCtrl.WriteText( "\n\n" ); | |
468 | ||
469 | // Testing wxFFileInputStream | |
470 | ||
471 | textCtrl.WriteText( "Reading 0 to 10 to buffered wxFFileInputStream:\n\n" ); | |
472 | ||
56b79cb9 | 473 | wxFFileInputStream ffile_input2( wxString("test_wx.dat") ); |
842d6c94 RR |
474 | wxBufferedInputStream buf_input( ffile_input2 ); |
475 | for (ch2 = 0; ch2 < 11; ch2++) | |
476 | { | |
477 | buf_input.Read( &ch, 1 ); | |
f6bcfd97 | 478 | textCtrl.WriteText( "Value read: " ); |
4693b20c | 479 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
f6bcfd97 BP |
480 | textCtrl.WriteText( "; stream.LastError() returns: " ); |
481 | switch (buf_input.LastError()) | |
482 | { | |
483 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
484 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
485 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
486 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
487 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
488 | } | |
842d6c94 RR |
489 | } |
490 | textCtrl.WriteText( "\n" ); | |
491 | ||
492 | textCtrl.WriteText( "Seeking to 0; stream.LastError() returns: " ); | |
493 | buf_input.SeekI( 0 ); | |
494 | switch (buf_input.LastError()) | |
495 | { | |
f6bcfd97 BP |
496 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; |
497 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
498 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
499 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
500 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
842d6c94 RR |
501 | } |
502 | textCtrl.WriteText( "\n" ); | |
503 | ||
504 | buf_input.Read( &ch, 1 ); | |
505 | textCtrl.WriteText( "Value read: " ); | |
4693b20c | 506 | textCtrl.WriteText( (wxChar)(ch + '0') ); |
842d6c94 RR |
507 | textCtrl.WriteText( "; stream.LastError() returns: " ); |
508 | switch (buf_input.LastError()) | |
509 | { | |
f6bcfd97 BP |
510 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; |
511 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; | |
512 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
513 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
514 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
aa51b2e1 | 515 | } |
2bf8e4eb RR |
516 | } |
517 | ||
518 | void MyApp::DoStreamDemo4(wxCommandEvent& WXUNUSED(event)) | |
519 | { | |
520 | wxTextCtrl& textCtrl = * GetTextCtrl(); | |
521 | ||
522 | wxString msg; | |
523 | ||
524 | textCtrl.Clear(); | |
525 | textCtrl << "\nTesting wxStreamBuffer:\n\n"; | |
526 | ||
527 | // bigger than buffer | |
528 | textCtrl.WriteText( "Writing 2000x 1 to wxFileOutputStream.\n\n" ); | |
529 | ||
56b79cb9 | 530 | wxFileOutputStream file_output( wxString("test_wx.dat") ); |
2bf8e4eb RR |
531 | for (int i = 0; i < 2000; i++) |
532 | { | |
533 | char ch = 1; | |
534 | file_output.Write( &ch, 1 ); | |
535 | } | |
536 | ||
537 | textCtrl.WriteText( "Opening with a buffered wxFileInputStream:\n\n" ); | |
538 | ||
56b79cb9 | 539 | wxFileInputStream file_input( wxString("test_wx.dat") ); |
2bf8e4eb RR |
540 | wxBufferedInputStream buf_input( file_input ); |
541 | ||
542 | textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " ); | |
543 | switch (buf_input.LastError()) | |
544 | { | |
545 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
f6bcfd97 BP |
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; | |
2bf8e4eb | 550 | } |
4693b20c | 551 | msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() ); |
2bf8e4eb | 552 | textCtrl.WriteText( msg ); |
4693b20c | 553 | msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() ); |
2bf8e4eb RR |
554 | textCtrl.WriteText( msg ); |
555 | textCtrl.WriteText( "\n\n" ); | |
556 | ||
557 | ||
558 | textCtrl.WriteText( "Seeking to position 300:\n\n" ); | |
559 | ||
560 | buf_input.SeekI( 300 ); | |
561 | ||
562 | textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " ); | |
563 | switch (buf_input.LastError()) | |
564 | { | |
565 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
f6bcfd97 BP |
566 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; |
567 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
568 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
569 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
2bf8e4eb | 570 | } |
4693b20c | 571 | msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() ); |
2bf8e4eb | 572 | textCtrl.WriteText( msg ); |
4693b20c | 573 | msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() ); |
2bf8e4eb RR |
574 | textCtrl.WriteText( msg ); |
575 | textCtrl.WriteText( "\n\n" ); | |
576 | ||
577 | ||
578 | char buf[2000]; | |
579 | ||
580 | textCtrl.WriteText( "Reading 500 bytes:\n\n" ); | |
aa51b2e1 | 581 | |
2bf8e4eb RR |
582 | buf_input.Read( buf, 500 ); |
583 | ||
584 | textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " ); | |
585 | switch (buf_input.LastError()) | |
586 | { | |
587 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
f6bcfd97 BP |
588 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; |
589 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
590 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
591 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
2bf8e4eb | 592 | } |
4693b20c | 593 | msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() ); |
2bf8e4eb | 594 | textCtrl.WriteText( msg ); |
4693b20c | 595 | msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() ); |
2bf8e4eb RR |
596 | textCtrl.WriteText( msg ); |
597 | textCtrl.WriteText( "\n\n" ); | |
598 | ||
599 | textCtrl.WriteText( "Reading another 500 bytes:\n\n" ); | |
600 | ||
601 | buf_input.Read( buf, 500 ); | |
602 | ||
603 | textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " ); | |
604 | switch (buf_input.LastError()) | |
605 | { | |
606 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
f6bcfd97 BP |
607 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; |
608 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
609 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
610 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
2bf8e4eb | 611 | } |
4693b20c | 612 | msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() ); |
2bf8e4eb | 613 | textCtrl.WriteText( msg ); |
4693b20c | 614 | msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() ); |
2bf8e4eb RR |
615 | textCtrl.WriteText( msg ); |
616 | textCtrl.WriteText( "\n\n" ); | |
617 | ||
618 | textCtrl.WriteText( "Reading another 500 bytes:\n\n" ); | |
619 | ||
620 | buf_input.Read( buf, 500 ); | |
621 | ||
622 | textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " ); | |
623 | switch (buf_input.LastError()) | |
624 | { | |
625 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
f6bcfd97 BP |
626 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; |
627 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
628 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
629 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
2bf8e4eb | 630 | } |
4693b20c | 631 | msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() ); |
2bf8e4eb | 632 | textCtrl.WriteText( msg ); |
4693b20c | 633 | msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() ); |
2bf8e4eb RR |
634 | textCtrl.WriteText( msg ); |
635 | textCtrl.WriteText( "\n\n" ); | |
636 | ||
637 | textCtrl.WriteText( "Reading another 500 bytes:\n\n" ); | |
638 | ||
639 | buf_input.Read( buf, 500 ); | |
640 | ||
641 | textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " ); | |
642 | switch (buf_input.LastError()) | |
643 | { | |
644 | case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break; | |
f6bcfd97 BP |
645 | case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break; |
646 | case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break; | |
647 | case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break; | |
648 | default: textCtrl.WriteText( "Huh?\n" ); break; | |
2bf8e4eb | 649 | } |
4693b20c | 650 | msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() ); |
2bf8e4eb | 651 | textCtrl.WriteText( msg ); |
4693b20c | 652 | msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() ); |
2bf8e4eb RR |
653 | textCtrl.WriteText( msg ); |
654 | textCtrl.WriteText( "\n\n" ); | |
aa51b2e1 RR |
655 | } |
656 | ||
f6bcfd97 BP |
657 | void MyApp::DoStreamDemo5(wxCommandEvent& WXUNUSED(event)) |
658 | { | |
659 | wxTextCtrl& textCtrl = * GetTextCtrl(); | |
660 | ||
661 | textCtrl.Clear(); | |
662 | textCtrl << "\nTesting wxFileInputStream's Peek():\n\n"; | |
663 | ||
664 | char ch; | |
665 | wxString str; | |
666 | ||
667 | textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream:\n\n" ); | |
668 | ||
669 | wxFileOutputStream file_output( wxString("test_wx.dat") ); | |
670 | for (ch = 0; ch < 10; ch++) | |
671 | file_output.Write( &ch, 1 ); | |
672 | ||
673 | file_output.Sync(); | |
674 | ||
675 | wxFileInputStream file_input( wxString("test_wx.dat") ); | |
676 | ||
677 | ch = file_input.Peek(); | |
4693b20c | 678 | str.Printf( wxT("First char peeked: %d\n"), (int) ch ); |
f6bcfd97 BP |
679 | textCtrl.WriteText( str ); |
680 | ||
681 | ch = file_input.GetC(); | |
4693b20c | 682 | str.Printf( wxT("First char read: %d\n"), (int) ch ); |
f6bcfd97 BP |
683 | textCtrl.WriteText( str ); |
684 | ||
685 | ch = file_input.Peek(); | |
4693b20c | 686 | str.Printf( wxT("Second char peeked: %d\n"), (int) ch ); |
f6bcfd97 BP |
687 | textCtrl.WriteText( str ); |
688 | ||
689 | ch = file_input.GetC(); | |
4693b20c | 690 | str.Printf( wxT("Second char read: %d\n"), (int) ch ); |
f6bcfd97 BP |
691 | textCtrl.WriteText( str ); |
692 | ||
693 | ch = file_input.Peek(); | |
4693b20c | 694 | str.Printf( wxT("Third char peeked: %d\n"), (int) ch ); |
f6bcfd97 BP |
695 | textCtrl.WriteText( str ); |
696 | ||
697 | ch = file_input.GetC(); | |
4693b20c | 698 | str.Printf( wxT("Third char read: %d\n"), (int) ch ); |
f6bcfd97 BP |
699 | textCtrl.WriteText( str ); |
700 | ||
701 | ||
702 | textCtrl << "\n\n\nTesting wxMemoryInputStream's Peek():\n\n"; | |
703 | ||
704 | char buf[] = { 0,1,2,3,4,5,6,7,8,9,10 }; | |
705 | wxMemoryInputStream input( buf, 10 ); | |
706 | ||
707 | ch = input.Peek(); | |
4693b20c | 708 | str.Printf( wxT("First char peeked: %d\n"), (int) ch ); |
f6bcfd97 BP |
709 | textCtrl.WriteText( str ); |
710 | ||
711 | ch = input.GetC(); | |
4693b20c | 712 | str.Printf( wxT("First char read: %d\n"), (int) ch ); |
f6bcfd97 BP |
713 | textCtrl.WriteText( str ); |
714 | ||
715 | ch = input.Peek(); | |
4693b20c | 716 | str.Printf( wxT("Second char peeked: %d\n"), (int) ch ); |
f6bcfd97 BP |
717 | textCtrl.WriteText( str ); |
718 | ||
719 | ch = input.GetC(); | |
4693b20c | 720 | str.Printf( wxT("Second char read: %d\n"), (int) ch ); |
f6bcfd97 BP |
721 | textCtrl.WriteText( str ); |
722 | ||
723 | ch = input.Peek(); | |
4693b20c | 724 | str.Printf( wxT("Third char peeked: %d\n"), (int) ch ); |
f6bcfd97 BP |
725 | textCtrl.WriteText( str ); |
726 | ||
727 | ch = input.GetC(); | |
4693b20c | 728 | str.Printf( wxT("Third char read: %d\n"), (int) ch ); |
f6bcfd97 BP |
729 | textCtrl.WriteText( str ); |
730 | } | |
731 | ||
cbc906ce RR |
732 | void MyApp::DoStreamDemo6(wxCommandEvent& WXUNUSED(event)) |
733 | { | |
734 | wxTextCtrl& textCtrl = * GetTextCtrl(); | |
735 | ||
736 | textCtrl.Clear(); | |
737 | textCtrl.WriteText( "\nTesting Ungetch():\n\n" ); | |
738 | ||
739 | char ch = 0; | |
740 | size_t pos = 0; | |
741 | wxString str; | |
742 | ||
743 | textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream...\n\n" ); | |
744 | ||
745 | wxFileOutputStream file_output( wxString("test_wx.dat") ); | |
746 | for (ch = 0; ch < 10; ch++) | |
747 | file_output.Write( &ch, 1 ); | |
748 | ||
749 | file_output.Sync(); | |
750 | ||
751 | textCtrl.WriteText( "Reading char from wxFileInputStream:\n\n" ); | |
752 | ||
753 | wxFileInputStream file_input( wxString("test_wx.dat") ); | |
754 | ||
755 | ch = file_input.GetC(); | |
756 | pos = file_input.TellI(); | |
757 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
758 | textCtrl.WriteText( str ); | |
759 | ||
760 | textCtrl.WriteText( "Reading another char from wxFileInputStream:\n\n" ); | |
761 | ||
762 | ch = file_input.GetC(); | |
763 | pos = file_input.TellI(); | |
764 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
765 | textCtrl.WriteText( str ); | |
766 | ||
767 | textCtrl.WriteText( "Reading yet another char from wxFileInputStream:\n\n" ); | |
768 | ||
769 | ch = file_input.GetC(); | |
770 | pos = file_input.TellI(); | |
771 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
772 | textCtrl.WriteText( str ); | |
773 | ||
774 | textCtrl.WriteText( "Now calling Ungetch( 5 ) from wxFileInputStream...\n\n" ); | |
775 | ||
776 | file_input.Ungetch( 5 ); | |
777 | pos = file_input.TellI(); | |
778 | str.Printf( wxT("Now at position %d\n\n"), (int) pos ); | |
779 | textCtrl.WriteText( str ); | |
780 | ||
781 | textCtrl.WriteText( "Reading char from wxFileInputStream:\n\n" ); | |
782 | ||
783 | ch = file_input.GetC(); | |
784 | pos = file_input.TellI(); | |
785 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
786 | textCtrl.WriteText( str ); | |
787 | ||
788 | textCtrl.WriteText( "Reading another char from wxFileInputStream:\n\n" ); | |
789 | ||
790 | ch = file_input.GetC(); | |
791 | pos = file_input.TellI(); | |
792 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
793 | textCtrl.WriteText( str ); | |
794 | ||
795 | textCtrl.WriteText( "Now calling Ungetch( 5 ) from wxFileInputStream again...\n\n" ); | |
796 | ||
797 | file_input.Ungetch( 5 ); | |
798 | pos = file_input.TellI(); | |
799 | str.Printf( wxT("Now at position %d\n\n"), (int) pos ); | |
800 | textCtrl.WriteText( str ); | |
801 | ||
802 | textCtrl.WriteText( "Seeking to pos 3 in wxFileInputStream. This invalidates the writeback buffer.\n\n" ); | |
803 | ||
804 | file_input.SeekI( 3 ); | |
805 | ||
806 | ch = file_input.GetC(); | |
807 | pos = file_input.TellI(); | |
808 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
809 | textCtrl.WriteText( str ); | |
810 | } | |
811 | ||
812 | void MyApp::DoStreamDemo7(wxCommandEvent& WXUNUSED(event)) | |
813 | { | |
814 | wxTextCtrl& textCtrl = * GetTextCtrl(); | |
815 | ||
816 | textCtrl.Clear(); | |
817 | textCtrl.WriteText( "\nTesting Ungetch() in buffered input stream:\n\n" ); | |
818 | ||
819 | char ch = 0; | |
820 | size_t pos = 0; | |
821 | wxString str; | |
822 | ||
823 | textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream...\n\n" ); | |
824 | ||
825 | wxFileOutputStream file_output( wxString("test_wx.dat") ); | |
826 | for (ch = 0; ch < 10; ch++) | |
827 | file_output.Write( &ch, 1 ); | |
828 | ||
829 | file_output.Sync(); | |
830 | ||
831 | textCtrl.WriteText( "Reading char from wxBufferedInputStream via wxFileInputStream:\n\n" ); | |
832 | ||
833 | wxFileInputStream file_input( wxString("test_wx.dat") ); | |
834 | wxBufferedInputStream buf_input( file_input ); | |
835 | ||
836 | ch = buf_input.GetC(); | |
837 | pos = buf_input.TellI(); | |
838 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
839 | textCtrl.WriteText( str ); | |
840 | ||
841 | textCtrl.WriteText( "Reading another char from wxBufferedInputStream:\n\n" ); | |
842 | ||
843 | ch = buf_input.GetC(); | |
844 | pos = buf_input.TellI(); | |
845 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
846 | textCtrl.WriteText( str ); | |
847 | ||
848 | textCtrl.WriteText( "Reading yet another char from wxBufferedInputStream:\n\n" ); | |
849 | ||
850 | ch = buf_input.GetC(); | |
851 | pos = buf_input.TellI(); | |
852 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
853 | textCtrl.WriteText( str ); | |
854 | ||
855 | textCtrl.WriteText( "Now calling Ungetch( 5 ) from wxBufferedInputStream...\n\n" ); | |
856 | ||
857 | buf_input.Ungetch( 5 ); | |
858 | pos = buf_input.TellI(); | |
859 | str.Printf( wxT("Now at position %d\n\n"), (int) pos ); | |
860 | textCtrl.WriteText( str ); | |
861 | ||
862 | textCtrl.WriteText( "Reading char from wxBufferedInputStream:\n\n" ); | |
863 | ||
864 | ch = buf_input.GetC(); | |
865 | pos = buf_input.TellI(); | |
866 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
867 | textCtrl.WriteText( str ); | |
868 | ||
869 | textCtrl.WriteText( "Reading another char from wxBufferedInputStream:\n\n" ); | |
870 | ||
871 | ch = buf_input.GetC(); | |
872 | pos = buf_input.TellI(); | |
873 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
874 | textCtrl.WriteText( str ); | |
875 | ||
876 | textCtrl.WriteText( "Now calling Ungetch( 5 ) from wxBufferedInputStream again...\n\n" ); | |
877 | ||
878 | buf_input.Ungetch( 5 ); | |
879 | pos = buf_input.TellI(); | |
880 | str.Printf( wxT("Now at position %d\n\n"), (int) pos ); | |
881 | textCtrl.WriteText( str ); | |
882 | ||
883 | textCtrl.WriteText( "Seeking to pos 3 in wxBufferedInputStream. This invalidates the writeback buffer.\n\n" ); | |
884 | ||
885 | buf_input.SeekI( 3 ); | |
886 | ||
887 | ch = buf_input.GetC(); | |
888 | pos = buf_input.TellI(); | |
889 | str.Printf( wxT("Read char: %d. Now at position %d\n\n"), (int) ch, (int) pos ); | |
890 | textCtrl.WriteText( str ); | |
891 | } | |
892 | ||
dcf924a3 RR |
893 | #if wxUSE_UNICODE |
894 | void MyApp::DoUnicodeDemo(wxCommandEvent& WXUNUSED(event)) | |
895 | { | |
896 | wxTextCtrl& textCtrl = * GetTextCtrl(); | |
8e124873 | 897 | |
dcf924a3 RR |
898 | textCtrl.Clear(); |
899 | textCtrl << "\nTest wchar_t to char (Unicode to ANSI/Multibyte) converions:"; | |
900 | ||
901 | wxString str; | |
902 |