+ textCtrl << _T("\nTest fstream vs. wxFileStream:\n\n");
+
+ textCtrl.WriteText( "Writing to ofstream and wxFileOutputStream:\n" );
+
+ wxSTD ofstream std_file_output( "test_std.dat" );
+ wxFileOutputStream file_output( wxString("test_wx.dat") );
+ wxBufferedOutputStream buf_output( file_output );
+ wxTextOutputStream text_output( buf_output );
+
+ wxString tmp;
+ signed int si = 0xFFFFFFFF;
+ tmp.Printf( _T("Signed int: %d\n"), si );
+ textCtrl.WriteText( tmp );
+ text_output << si << "\n";
+ std_file_output << si << "\n";
+
+ unsigned int ui = 0xFFFFFFFF;
+ tmp.Printf( _T("Unsigned int: %u\n"), ui );
+ textCtrl.WriteText( tmp );
+ text_output << ui << "\n";
+ std_file_output << ui << "\n";
+
+ double d = 2.01234567890123456789;
+ tmp.Printf( _T("Double: %f\n"), d );
+ textCtrl.WriteText( tmp );
+ text_output << d << "\n";
+ std_file_output << d << "\n";
+
+ float f = (float)0.00001;
+ tmp.Printf( _T("Float: %f\n"), f );
+ textCtrl.WriteText( tmp );
+ text_output << f << "\n";
+ std_file_output << f << "\n";
+
+ wxString str( _T("Hello!") );
+ tmp.Printf( _T("String: %s\n"), str.c_str() );
+ textCtrl.WriteText( tmp );
+ text_output << str << "\n";
+ std_file_output << str.c_str() << "\n";
+
+ textCtrl.WriteText( "\nReading from ifstream:\n" );
+
+ wxSTD ifstream std_file_input( "test_std.dat" );
+
+ std_file_input >> si;
+ tmp.Printf( _T("Signed int: %d\n"), si );
+ textCtrl.WriteText( tmp );
+
+ std_file_input >> ui;
+ tmp.Printf( _T("Unsigned int: %u\n"), ui );
+ textCtrl.WriteText( tmp );
+
+ std_file_input >> d;
+ tmp.Printf( _T("Double: %f\n"), d );
+ textCtrl.WriteText( tmp );
+
+ std_file_input >> f;
+ tmp.Printf( _T("Float: %f\n"), f );
+ textCtrl.WriteText( tmp );
+
+ // Why doesn't this work?
+#if 0
+ char std_buf[200];
+ std_file_input >> std_buf;
+ tmp.Printf( _T("String: %s\n"), std_buf );
+ textCtrl.WriteText( tmp );
+#endif
+
+ textCtrl.WriteText( "\nReading from wxFileInputStream:\n" );
+
+ buf_output.Sync();
+
+ wxFileInputStream file_input( wxString("test_wx.dat") );
+ wxBufferedInputStream buf_input( file_input );
+ wxTextInputStream text_input( file_input );
+
+ text_input >> si;
+ tmp.Printf( _T("Signed int: %d\n"), si );
+ textCtrl.WriteText( tmp );
+
+ text_input >> ui;
+ tmp.Printf( _T("Unsigned int: %u\n"), ui );
+ textCtrl.WriteText( tmp );
+
+ text_input >> d;
+ tmp.Printf( _T("Double: %f\n"), d );
+ textCtrl.WriteText( tmp );
+
+ text_input >> f;
+ tmp.Printf( _T("Float: %f\n"), f );
+ textCtrl.WriteText( tmp );
+
+ text_input >> str;
+ tmp.Printf( _T("String: %s\n"), str.c_str() );
+ textCtrl.WriteText( tmp );
+
+
+
+ textCtrl << "\nTest for wxDataStream:\n\n";
+
+ textCtrl.WriteText( "Writing to wxDataOutputStream:\n" );
+
+ file_output.SeekO( 0 );
+ wxDataOutputStream data_output( buf_output );
+
+ wxInt16 i16 = (short)0xFFFF;
+ tmp.Printf( _T("Signed int16: %d\n"), (int)i16 );
+ textCtrl.WriteText( tmp );
+ data_output.Write16( i16 );
+
+ wxUint16 ui16 = 0xFFFF;
+ tmp.Printf( _T("Unsigned int16: %u\n"), (unsigned int) ui16 );
+ textCtrl.WriteText( tmp );
+ data_output.Write16( ui16 );
+
+ d = 2.01234567890123456789;
+ tmp.Printf( _T("Double: %f\n"), d );
+ textCtrl.WriteText( tmp );
+ data_output.WriteDouble( d );
+
+ str = "Hello!";
+ tmp.Printf( _T("String: %s\n"), str.c_str() );
+ textCtrl.WriteText( tmp );
+ data_output.WriteString( str );
+
+ buf_output.Sync();
+
+ textCtrl.WriteText( "\nReading from wxDataInputStream:\n" );
+
+ file_input.SeekI( 0 );
+ wxDataInputStream data_input( buf_input );
+
+ i16 = data_input.Read16();
+ tmp.Printf( _T("Signed int16: %d\n"), (int)i16 );
+ textCtrl.WriteText( tmp );
+
+ ui16 = data_input.Read16();
+ tmp.Printf( _T("Unsigned int16: %u\n"), (unsigned int) ui16 );
+ textCtrl.WriteText( tmp );
+
+ d = data_input.ReadDouble();
+ tmp.Printf( _T("Double: %f\n"), d );
+ textCtrl.WriteText( tmp );
+
+ str = data_input.ReadString();
+ tmp.Printf( _T("String: %s\n"), str.c_str() );
+ textCtrl.WriteText( tmp );
+}
+
+void MyApp::DoStreamDemo2(wxCommandEvent& WXUNUSED(event))
+{
+ wxTextCtrl& textCtrl = * GetTextCtrl();
+
+ textCtrl.Clear();
+ textCtrl << _T("\nTesting wxBufferedStream:\n\n");
+
+ char ch,ch2;
+
+ textCtrl.WriteText( "Writing number 0 to 9 to buffered wxFileOutputStream:\n\n" );
+
+ wxFileOutputStream file_output( wxString("test_wx.dat") );
+ wxBufferedOutputStream buf_output( file_output );
+ for (ch = 0; ch < 10; ch++)
+ buf_output.Write( &ch, 1 );
+ buf_output.Sync();
+
+ wxFileInputStream file_input( wxString("test_wx.dat") );
+ for (ch2 = 0; ch2 < 10; ch2++)
+ {
+ file_input.Read( &ch, 1 );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ }
+ textCtrl.WriteText( "\n\n\n" );
+
+ textCtrl.WriteText( "Writing number 0 to 9 to buffered wxFileOutputStream, then\n" );
+ textCtrl.WriteText( "seeking back to #3 and writing 3:\n\n" );
+
+ wxFileOutputStream file_output2( wxString("test_wx2.dat") );
+ wxBufferedOutputStream buf_output2( file_output2 );
+ for (ch = 0; ch < 10; ch++)
+ buf_output2.Write( &ch, 1 );
+ buf_output2.SeekO( 3 );
+ ch = 3;
+ buf_output2.Write( &ch, 1 );
+ buf_output2.Sync();
+
+ wxFileInputStream file_input2( wxString("test_wx2.dat") );
+ for (ch2 = 0; ch2 < 10; ch2++)
+ {
+ file_input2.Read( &ch, 1 );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ }
+ textCtrl.WriteText( "\n\n\n" );
+
+ // now append 2000 bytes to file (bigger than buffer)
+ buf_output2.SeekO( 0, wxFromEnd );
+ ch = 1;
+ for (int i = 0; i < 2000; i++)
+ buf_output2.Write( &ch, 1 );
+ buf_output2.Sync();
+
+ textCtrl.WriteText( "Reading number 0 to 9 from buffered wxFileInputStream, then\n" );
+ textCtrl.WriteText( "seeking back to #3 and reading 3:\n\n" );
+
+ wxFileInputStream file_input3( wxString("test_wx2.dat") );
+ wxBufferedInputStream buf_input3( file_input3 );
+ for (ch2 = 0; ch2 < 10; ch2++)
+ {
+ buf_input3.Read( &ch, 1 );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ }
+ for (int j = 0; j < 2000; j++)
+ buf_input3.Read( &ch, 1 );
+ textCtrl.WriteText( "\n" );
+ buf_input3.SeekI( 3 );
+ buf_input3.Read( &ch, 1 );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ textCtrl.WriteText( "\n\n\n" );
+
+}
+
+void MyApp::DoStreamDemo3(wxCommandEvent& WXUNUSED(event))
+{
+ wxTextCtrl& textCtrl = * GetTextCtrl();
+
+ textCtrl.Clear();
+ textCtrl << "\nTesting wxFileInputStream's and wxFFileInputStream's error handling:\n\n";
+
+ char ch,ch2;
+
+ textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream:\n\n" );
+
+ wxFileOutputStream file_output( wxString("test_wx.dat") );
+ for (ch = 0; ch < 10; ch++)
+ file_output.Write( &ch, 1 );
+
+ // Testing wxFileInputStream
+
+ textCtrl.WriteText( "Reading 0 to 10 to wxFileInputStream:\n\n" );
+
+ wxFileInputStream file_input( wxString("test_wx.dat") );
+ for (ch2 = 0; ch2 < 11; ch2++)
+ {
+ file_input.Read( &ch, 1 );
+ textCtrl.WriteText( "Value read: " );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ textCtrl.WriteText( "; stream.LastError() returns: " );
+ switch (file_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ }
+ textCtrl.WriteText( "\n" );
+
+ textCtrl.WriteText( "Seeking to 0; stream.LastError() returns: " );
+ file_input.SeekI( 0 );
+ switch (file_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ textCtrl.WriteText( "\n" );
+
+ file_input.Read( &ch, 1 );
+ textCtrl.WriteText( "Value read: " );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ textCtrl.WriteText( "; stream.LastError() returns: " );
+ switch (file_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ textCtrl.WriteText( "\n\n" );
+
+
+ // Testing wxFFileInputStream
+
+ textCtrl.WriteText( "Reading 0 to 10 to wxFFileInputStream:\n\n" );
+
+ wxFFileInputStream ffile_input( wxString("test_wx.dat") );
+ for (ch2 = 0; ch2 < 11; ch2++)
+ {
+ ffile_input.Read( &ch, 1 );
+ textCtrl.WriteText( "Value read: " );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ textCtrl.WriteText( "; stream.LastError() returns: " );
+ switch (ffile_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ }
+ textCtrl.WriteText( "\n" );
+
+ textCtrl.WriteText( "Seeking to 0; stream.LastError() returns: " );
+ ffile_input.SeekI( 0 );
+ switch (ffile_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ textCtrl.WriteText( "\n" );
+
+ ffile_input.Read( &ch, 1 );
+ textCtrl.WriteText( "Value read: " );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ textCtrl.WriteText( "; stream.LastError() returns: " );
+ switch (ffile_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ textCtrl.WriteText( "\n\n" );
+
+ // Testing wxFFileInputStream
+
+ textCtrl.WriteText( "Reading 0 to 10 to buffered wxFFileInputStream:\n\n" );
+
+ wxFFileInputStream ffile_input2( wxString("test_wx.dat") );
+ wxBufferedInputStream buf_input( ffile_input2 );
+ for (ch2 = 0; ch2 < 11; ch2++)
+ {
+ buf_input.Read( &ch, 1 );
+ textCtrl.WriteText( "Value read: " );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ textCtrl.WriteText( "; stream.LastError() returns: " );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ }
+ textCtrl.WriteText( "\n" );
+
+ textCtrl.WriteText( "Seeking to 0; stream.LastError() returns: " );
+ buf_input.SeekI( 0 );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ textCtrl.WriteText( "\n" );
+
+ buf_input.Read( &ch, 1 );
+ textCtrl.WriteText( "Value read: " );
+ textCtrl.WriteText( (wxChar)(ch + '0') );
+ textCtrl.WriteText( "; stream.LastError() returns: " );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+}
+
+void MyApp::DoStreamDemo4(wxCommandEvent& WXUNUSED(event))
+{
+ wxTextCtrl& textCtrl = * GetTextCtrl();
+
+ wxString msg;
+
+ textCtrl.Clear();
+ textCtrl << "\nTesting wxStreamBuffer:\n\n";
+
+ // bigger than buffer
+ textCtrl.WriteText( "Writing 2000x 1 to wxFileOutputStream.\n\n" );
+
+ wxFileOutputStream file_output( wxString("test_wx.dat") );
+ for (int i = 0; i < 2000; i++)
+ {
+ char ch = 1;
+ file_output.Write( &ch, 1 );
+ }
+
+ textCtrl.WriteText( "Opening with a buffered wxFileInputStream:\n\n" );
+
+ wxFileInputStream file_input( wxString("test_wx.dat") );
+ wxBufferedInputStream buf_input( file_input );
+
+ textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
+ textCtrl.WriteText( msg );
+ msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
+ textCtrl.WriteText( msg );
+ textCtrl.WriteText( "\n\n" );
+
+
+ textCtrl.WriteText( "Seeking to position 300:\n\n" );
+
+ buf_input.SeekI( 300 );
+
+ textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
+ textCtrl.WriteText( msg );
+ msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
+ textCtrl.WriteText( msg );
+ textCtrl.WriteText( "\n\n" );
+
+
+ char buf[2000];
+
+ textCtrl.WriteText( "Reading 500 bytes:\n\n" );
+
+ buf_input.Read( buf, 500 );
+
+ textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
+ textCtrl.WriteText( msg );
+ msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
+ textCtrl.WriteText( msg );
+ textCtrl.WriteText( "\n\n" );
+
+ textCtrl.WriteText( "Reading another 500 bytes:\n\n" );
+
+ buf_input.Read( buf, 500 );
+
+ textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
+ textCtrl.WriteText( msg );
+ msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
+ textCtrl.WriteText( msg );
+ textCtrl.WriteText( "\n\n" );
+
+ textCtrl.WriteText( "Reading another 500 bytes:\n\n" );
+
+ buf_input.Read( buf, 500 );
+
+ textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
+ textCtrl.WriteText( msg );
+ msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
+ textCtrl.WriteText( msg );
+ textCtrl.WriteText( "\n\n" );
+
+ textCtrl.WriteText( "Reading another 500 bytes:\n\n" );
+
+ buf_input.Read( buf, 500 );
+
+ textCtrl.WriteText( "wxBufferedInputStream.LastError() returns: " );
+ switch (buf_input.LastError())
+ {
+ case wxSTREAM_NOERROR: textCtrl.WriteText( "wxSTREAM_NOERROR\n" ); break;
+ case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
+ case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
+ case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
+ default: textCtrl.WriteText( "Huh?\n" ); break;
+ }
+ msg.Printf( wxT("wxBufferedInputStream.LastRead() returns: %d\n"), (int)buf_input.LastRead() );
+ textCtrl.WriteText( msg );
+ msg.Printf( wxT("wxBufferedInputStream.TellI() returns: %d\n"), (int)buf_input.TellI() );
+ textCtrl.WriteText( msg );
+ textCtrl.WriteText( "\n\n" );
+}
+
+void MyApp::DoStreamDemo5(wxCommandEvent& WXUNUSED(event))
+{
+ wxTextCtrl& textCtrl = * GetTextCtrl();
+
+ textCtrl.Clear();
+ textCtrl << "\nTesting wxFileInputStream's Peek():\n\n";
+
+ char ch;
+ wxString str;
+
+ textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream:\n\n" );
+
+ wxFileOutputStream file_output( wxString("test_wx.dat") );
+ for (ch = 0; ch < 10; ch++)
+ file_output.Write( &ch, 1 );
+
+ file_output.Sync();
+
+ wxFileInputStream file_input( wxString("test_wx.dat") );
+
+ ch = file_input.Peek();
+ str.Printf( wxT("First char peeked: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = file_input.GetC();
+ str.Printf( wxT("First char read: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = file_input.Peek();
+ str.Printf( wxT("Second char peeked: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = file_input.GetC();
+ str.Printf( wxT("Second char read: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = file_input.Peek();
+ str.Printf( wxT("Third char peeked: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = file_input.GetC();
+ str.Printf( wxT("Third char read: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+
+ textCtrl << "\n\n\nTesting wxMemoryInputStream's Peek():\n\n";
+
+ char buf[] = { 0,1,2,3,4,5,6,7,8,9,10 };
+ wxMemoryInputStream input( buf, 10 );
+
+ ch = input.Peek();
+ str.Printf( wxT("First char peeked: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = input.GetC();
+ str.Printf( wxT("First char read: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = input.Peek();
+ str.Printf( wxT("Second char peeked: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = input.GetC();
+ str.Printf( wxT("Second char read: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = input.Peek();
+ str.Printf( wxT("Third char peeked: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+
+ ch = input.GetC();
+ str.Printf( wxT("Third char read: %d\n"), (int) ch );
+ textCtrl.WriteText( str );
+}
+
+#if wxUSE_UNICODE
+void MyApp::DoUnicodeDemo(wxCommandEvent& WXUNUSED(event))
+{
+ wxTextCtrl& textCtrl = * GetTextCtrl();
+
+ textCtrl.Clear();
+ textCtrl << "\nTest wchar_t to char (Unicode to ANSI/Multibyte) converions:";
+
+ wxString str;
+ str = _T("Robert Röbling\n");
+
+ printf( "\n\nConversion with wxConvLocal:\n" );
+ wxConvCurrent = &wxConvLocal;
+ printf( (const char*) str.mbc_str() );
+#if defined(__WXGTK__)
+ printf( "\n\nConversion with wxConvGdk:\n" );
+ wxConvCurrent = &wxConvGdk;
+ printf( (const char*) str.mbc_str() );
+#endif
+ printf( "\n\nConversion with wxConvLibc:\n" );
+ wxConvCurrent = &wxConvLibc;
+ printf( (const char*) str.mbc_str() );
+
+}
+#endif
+
+void MyApp::DoMIMEDemo(wxCommandEvent& WXUNUSED(event))
+{
+ static wxString s_defaultExt = "xyz";
+
+ wxString ext = wxGetTextFromUser("Enter a file extension: ",
+ "MIME database test",
+ s_defaultExt);
+ if ( !!ext )
+ {
+ s_defaultExt = ext;
+
+ // init MIME database if not done yet
+ if ( !m_mimeDatabase )
+ {
+ m_mimeDatabase = new wxMimeTypesManager;
+
+ static const wxFileTypeInfo fallbacks[] =
+ {
+ wxFileTypeInfo("application/xyz",
+ "XyZ %s",
+ "XyZ -p %s",
+ "The one and only XYZ format file",
+ "xyz", "123", NULL),
+ wxFileTypeInfo("text/html",
+ "lynx %s",
+ "lynx -dump %s | lpr",
+ "HTML document (from fallback)",
+ "htm", "html", NULL),
+
+ // must terminate the table with this!
+ wxFileTypeInfo()
+ };
+
+ m_mimeDatabase->AddFallbacks(fallbacks);
+ }
+
+ wxTextCtrl& textCtrl = * GetTextCtrl();
+
+ wxFileType *filetype = m_mimeDatabase->GetFileTypeFromExtension(ext);
+ if ( !filetype )
+ {
+ textCtrl << "Unknown extension '" << ext << "'\n";
+ }
+ else
+ {
+ wxString type, desc, open;
+ filetype->GetMimeType(&type);
+ filetype->GetDescription(&desc);
+
+ wxString filename = "filename";
+ filename << "." << ext;
+ wxFileType::MessageParameters params(filename, type);
+ filetype->GetOpenCommand(&open, params);
+
+ textCtrl << "MIME information about extension '" << ext << "'\n"
+ << "\tMIME type: " << ( !type ? wxT("unknown")
+ : type.c_str() ) << '\n'
+ << "\tDescription: " << ( !desc ? wxT("") : desc.c_str() )
+ << '\n'
+ << "\tCommand to open: " << ( !open ? wxT("no") : open.c_str() )
+ << '\n';
+
+ delete filetype;
+ }
+ }
+ //else: cancelled by user
+}
+
+void MyApp::DoByteOrderDemo(wxCommandEvent& WXUNUSED(event))
+{
+ wxTextCtrl& textCtrl = * GetTextCtrl();
+
+ textCtrl.Clear();
+ textCtrl << "\nTest byte order macros:\n\n";
+
+ if (wxBYTE_ORDER == wxLITTLE_ENDIAN)
+ textCtrl << "This is a little endian system.\n\n";
+ else
+ textCtrl << "This is a big endian system.\n\n";
+
+ wxString text;
+
+ wxInt32 var = 0xF1F2F3F4;
+ text = "";
+ text.Printf( _T("Value of wxInt32 is now: %#x.\n\n"), var );
+ textCtrl.WriteText( text );
+
+ text = "";
+ text.Printf( _T("Value of swapped wxInt32 is: %#x.\n\n"), wxINT32_SWAP_ALWAYS( var ) );
+ textCtrl.WriteText( text );
+
+ text = "";
+ text.Printf( _T("Value of wxInt32 swapped on little endian is: %#x.\n\n"), wxINT32_SWAP_ON_LE( var ) );
+ textCtrl.WriteText( text );
+
+ text = "";
+ text.Printf( _T("Value of wxInt32 swapped on big endian is: %#x.\n\n"), wxINT32_SWAP_ON_BE( var ) );
+ textCtrl.WriteText( text );
+}
+
+void MyApp::DoTimeDemo(wxCommandEvent& WXUNUSED(event))
+{
+ wxTextCtrl& textCtrl = * GetTextCtrl();
+
+ textCtrl.Clear();
+ textCtrl << "\nTest class wxTime:\n";
projects / wxWidgets.git / blobdiff