very minor fixes

[wxWidgets.git] / samples / typetest / typetest.cpp

diff --git a/samples/typetest/typetest.cpp b/samples/typetest/typetest.cpp
index ed81e146913f36d5ea1f40a1152660167a39673b..fd0c99b1e9c86efdb1eec7b71f1f8301abf3597a 100644 (file)
--- a/samples/typetest/typetest.cpp
+++ b/samples/typetest/typetest.cpp
@@ -61,6 +61,9 @@ BEGIN_EVENT_TABLE(MyApp, wxApp)
     EVT_MENU(TYPES_UNICODE,   MyApp::DoUnicodeDemo)
 #endif
     EVT_MENU(TYPES_STREAM, MyApp::DoStreamDemo)
+    EVT_MENU(TYPES_STREAM2, MyApp::DoStreamDemo2)
+    EVT_MENU(TYPES_STREAM3, MyApp::DoStreamDemo3)
+    EVT_MENU(TYPES_STREAM4, MyApp::DoStreamDemo4)
     EVT_MENU(TYPES_MIME, MyApp::DoMIMEDemo)
 END_EVENT_TABLE()
 
@@ -89,6 +92,9 @@ bool MyApp::OnInit()
     test_menu->Append(TYPES_UNICODE, "&Unicode test");
 #endif
     test_menu->Append(TYPES_STREAM, "&Stream test");
+    test_menu->Append(TYPES_STREAM2, "&Stream seek test");
+    test_menu->Append(TYPES_STREAM3, "&Stream error test");
+    test_menu->Append(TYPES_STREAM4, "&Stream buffer test");
     test_menu->AppendSeparator();
     test_menu->Append(TYPES_MIME, "&MIME database test");
 
@@ -117,7 +123,7 @@ void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event))
     textCtrl.WriteText( "Writing to ofstream and wxFileOutputStream:\n" );
 
     ofstream std_file_output( "test_std.dat" );
-    wxFileOutputStream file_output( "test_wx.dat" );
+    wxFileOutputStream file_output( wxString("test_wx.dat") );
     wxBufferedOutputStream buf_output( file_output );
     wxTextOutputStream text_output( buf_output );
 
@@ -172,17 +178,20 @@ void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event))
     tmp.Printf( _T("Float: %f\n"), f );
     textCtrl.WriteText( tmp );
 
+    // This doesn't compile (at least with VC++ 4)
+#if 0
     std_file_input >> str;
     tmp.Printf( _T("String: %s\n"), str.c_str() );
     textCtrl.WriteText( tmp );
+#endif
 
     textCtrl.WriteText( "\nReading from wxFileInputStream:\n" );
 
     buf_output.Sync();
 
-    wxFileInputStream file_input( "test_wx.dat" );
+    wxFileInputStream file_input( wxString("test_wx.dat") );
     wxBufferedInputStream buf_input( file_input );
-    wxTextInputStream text_input( buf_input );
+    wxTextInputStream text_input( file_input );
 
     text_input >> si;
     tmp.Printf( _T("Signed int: %d\n"), si );
@@ -256,6 +265,378 @@ void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event))
     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( (char)(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( (char)(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( (char)(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( (char)(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( (char)(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( (char)(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( (char)(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( (char)(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( (char)(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( (char)(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( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
+    textCtrl.WriteText( msg );
+    msg.Printf( "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( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
+    textCtrl.WriteText( msg );
+    msg.Printf( "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( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
+    textCtrl.WriteText( msg );
+    msg.Printf( "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( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
+    textCtrl.WriteText( msg );
+    msg.Printf( "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( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
+    textCtrl.WriteText( msg );
+    msg.Printf( "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( "wxBufferedInputStream.LastRead() returns: %d\n", (int)buf_input.LastRead() );
+    textCtrl.WriteText( msg );
+    msg.Printf( "wxBufferedInputStream.TellI() returns: %d\n", (int)buf_input.TellI() );
+    textCtrl.WriteText( msg );
+    textCtrl.WriteText( "\n\n" );
+}
+
 #if wxUSE_UNICODE
 void MyApp::DoUnicodeDemo(wxCommandEvent& WXUNUSED(event))
 {