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Further stream tests, doc updates and minor clean-ups.

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git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4880 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
This commit is contained in:
Robert Roebling
1999-12-08 19:04:29 +00:00
parent b9517a0ae4
commit 2bf8e4ebcc
6 changed files with 175 additions and 52 deletions
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140
samples/typetest/typetest.cpp
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@@ -63,6 +63,7 @@ BEGIN_EVENT_TABLE(MyApp, wxApp)
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()
@@ -93,6 +94,7 @@ bool MyApp::OnInit()
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");
@@ -491,7 +493,145 @@ void MyApp::DoStreamDemo3(wxCommandEvent& WXUNUSED(event))
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( "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( "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