wxWidgets/samples/typetest/typetest.cpp
2001-11-20 20:46:03 +00:00

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/////////////////////////////////////////////////////////////////////////////
// Name: typetest.cpp
// Purpose: Types wxWindows sample
// Author: Julian Smart
// Modified by:
// Created: 04/01/98
// RCS-ID: $Id$
// Copyright: (c) Julian Smart and Markus Holzem
// Licence: wxWindows license
/////////////////////////////////////////////////////////////////////////////
#ifdef __GNUG__
#pragma implementation "typetest.h"
#endif
// For compilers that support precompilation, includes "wx/wx.h".
#include "wx/wxprec.h"
#ifdef __BORLANDC__
#pragma hdrstop
#endif
#ifndef WX_PRECOMP
#include "wx/wx.h"
#endif
#include "wx/time.h"
#include "wx/date.h"
#include "wx/variant.h"
#include "wx/mimetype.h"
#include "typetest.h"
#if defined(__WXGTK__) || defined(__WXMOTIF__) || defined(__WXMAC__)
#include "mondrian.xpm"
#endif
#ifdef new
#undef new
#endif
#include "wx/ioswrap.h"
#if wxUSE_IOSTREAMH
#include <fstream.h>
#else
#include <fstream>
#endif
#include "wx/wfstream.h"
#include "wx/datstrm.h"
#include "wx/txtstrm.h"
#include "wx/mstream.h"
// Create a new application object
IMPLEMENT_APP (MyApp)
IMPLEMENT_DYNAMIC_CLASS (MyApp, wxApp)
BEGIN_EVENT_TABLE(MyApp, wxApp)
#if wxUSE_TIMEDATE
EVT_MENU(TYPES_DATE, MyApp::DoDateDemo)
EVT_MENU(TYPES_TIME, MyApp::DoTimeDemo)
#endif // wxUSE_TIMEDATE
EVT_MENU(TYPES_VARIANT, MyApp::DoVariantDemo)
EVT_MENU(TYPES_BYTEORDER, MyApp::DoByteOrderDemo)
#if wxUSE_UNICODE
EVT_MENU(TYPES_UNICODE, MyApp::DoUnicodeDemo)
#endif // wxUSE_UNICODE
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_STREAM5, MyApp::DoStreamDemo5)
EVT_MENU(TYPES_MIME, MyApp::DoMIMEDemo)
END_EVENT_TABLE()
bool MyApp::OnInit()
{
// Create the main frame window
MyFrame *frame = new MyFrame((wxFrame *) NULL, "wxWindows Types Demo",
wxPoint(50, 50), wxSize(450, 340));
// Give it an icon
frame->SetIcon(wxICON(mondrian));
// Make a menubar
wxMenu *file_menu = new wxMenu;
file_menu->Append(TYPES_ABOUT, "&About");
file_menu->AppendSeparator();
file_menu->Append(TYPES_QUIT, "E&xit\tAlt-X");
wxMenu *test_menu = new wxMenu;
#if wxUSE_TIMEDATE
test_menu->Append(TYPES_DATE, "&Date test");
#endif // wxUSE_TIMEDATE
test_menu->Append(TYPES_TIME, "&Time test");
test_menu->Append(TYPES_VARIANT, "&Variant test");
test_menu->Append(TYPES_BYTEORDER, "&Byteorder test");
#if wxUSE_UNICODE
test_menu->Append(TYPES_UNICODE, "&Unicode test");
#endif // wxUSE_UNICODE
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->Append(TYPES_STREAM5, "&Stream peek test");
test_menu->AppendSeparator();
test_menu->Append(TYPES_MIME, "&MIME database test");
wxMenuBar *menu_bar = new wxMenuBar;
menu_bar->Append(file_menu, "&File");
menu_bar->Append(test_menu, "&Tests");
frame->SetMenuBar(menu_bar);
m_textCtrl = new wxTextCtrl(frame, -1, "", wxPoint(0, 0), wxDefaultSize, wxTE_MULTILINE);
// Show the frame
frame->Show(TRUE);
SetTopWindow(frame);
return TRUE;
}
void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event))
{
wxTextCtrl& textCtrl = * GetTextCtrl();
textCtrl.Clear();
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 = (unsigned 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 R<>bling\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 );
}
#if wxUSE_TIMEDATE
void MyApp::DoTimeDemo(wxCommandEvent& WXUNUSED(event))
{
wxTextCtrl& textCtrl = * GetTextCtrl();
textCtrl.Clear();
textCtrl << "\nTest class wxTime:\n";
wxTime now;
textCtrl << "It is now " << (wxString) now << "\n";
}
void MyApp::DoDateDemo(wxCommandEvent& WXUNUSED(event))
{
wxTextCtrl& textCtrl = * GetTextCtrl();
textCtrl.Clear();
textCtrl << "\nTest class wxDate" << "\n";
// Various versions of the constructors
// and various output
wxDate x(10,20,1962);
textCtrl << x.FormatDate(wxFULL) << " (full)\n";
// constuctor with a string, just printing the day of the week
wxDate y("8/8/1988");
textCtrl << y.FormatDate(wxDAY) << " (just day)\n";
// constructor with a julian
wxDate z( 2450000L );
textCtrl << z.FormatDate(wxFULL) << " (full)\n";
// using date addition and subtraction
wxDate a = x + 10;
textCtrl << a.FormatDate(wxFULL) << " (full)\n";
a = a - 25;
textCtrl << a.FormatDate(wxEUROPEAN) << " (European)\n";
// Using subtraction of two date objects
wxDate a1 = wxString("7/13/1991");
wxDate a2 = a1 + 14;
textCtrl << (a1-a2) << "\n";
textCtrl << (a2+=10) << "\n";
a1++;
textCtrl << "Tomorrow= " << a1.FormatDate(wxFULL) << "\n";
wxDate tmpDate1("08/01/1991");
wxDate tmpDate2("07/14/1991");
textCtrl << "a1 (7-14-91) < 8-01-91 ? ==> " << ((a1 < tmpDate1) ? "TRUE" : "FALSE") << "\n";
textCtrl << "a1 (7-14-91) > 8-01-91 ? ==> " << ((a1 > tmpDate1) ? "TRUE" : "FALSE") << "\n";
textCtrl << "a1 (7-14-91)== 7-14-91 ? ==> " << ((a1==tmpDate2) ? "TRUE" : "FALSE") << "\n";
wxDate a3 = a1;
textCtrl << "a1 (7-14-91)== a3 (7-14-91) ? ==> " << ((a1==a3) ? "TRUE" : "FALSE") << "\n";
wxDate a4 = a1;
textCtrl << "a1 (7-14-91)== a4 (7-15-91) ? ==> " << ((a1==++a4) ? "TRUE" : "FALSE") << "\n";
wxDate a5 = wxString("today");
textCtrl << "Today is: " << a5 << "\n";
a4 = "TODAY";
textCtrl << "Today (a4) is: " << a4 << "\n";
textCtrl << "Today + 4 is: " << (a4+=4) << "\n";
a4 = "TODAY";
textCtrl << "Today - 4 is: " << (a4-=4) << "\n";
textCtrl << "=========== Leap Year Test ===========\n";
a1 = "1/15/1992";
textCtrl << a1.FormatDate(wxFULL) << " " << ((a1.IsLeapYear()) ? "Leap" : "non-Leap");
textCtrl << " " << "day of year: " << a1.GetDayOfYear() << "\n";
a1 = "2/16/1993";
textCtrl << a1.FormatDate(wxFULL) << " " << ((a1.IsLeapYear()) ? "Leap" : "non-Leap");
textCtrl << " " << "day of year: " << a1.GetDayOfYear() << "\n";
textCtrl << "================== string assignment test ====================\n";
wxString date_string=a1;
textCtrl << "a1 as a string (s/b 2/16/1993) ==> " << date_string << "\n";
textCtrl << "================== SetFormat test ============================\n";
a1.SetFormat(wxFULL);
textCtrl << "a1 (s/b FULL format) ==> " << a1 << "\n";
a1.SetFormat(wxEUROPEAN);
textCtrl << "a1 (s/b EUROPEAN format) ==> " << a1 << "\n";
textCtrl << "================== SetOption test ============================\n";
textCtrl << "Date abbreviation ON\n";
a1.SetOption(wxDATE_ABBR);
a1.SetFormat(wxMONTH);
textCtrl << "a1 (s/b MONTH format) ==> " << a1 << "\n";
a1.SetFormat(wxDAY);
textCtrl << "a1 (s/b DAY format) ==> " << a1 << "\n";
a1.SetFormat(wxFULL);
textCtrl << "a1 (s/b FULL format) ==> " << a1 << "\n";
a1.SetFormat(wxEUROPEAN);
textCtrl << "a1 (s/b EUROPEAN format) ==> " << a1 << "\n";
textCtrl << "Century suppression ON\n";
a1.SetOption(wxNO_CENTURY);
a1.SetFormat(wxMDY);
textCtrl << "a1 (s/b MDY format) ==> " << a1 << "\n";
textCtrl << "Century suppression OFF\n";
a1.SetOption(wxNO_CENTURY,FALSE);
textCtrl << "a1 (s/b MDY format) ==> " << a1 << "\n";
textCtrl << "Century suppression ON\n";
a1.SetOption(wxNO_CENTURY);
textCtrl << "a1 (s/b MDY format) ==> " << a1 << "\n";
a1.SetFormat(wxFULL);
textCtrl << "a1 (s/b FULL format) ==> " << a1 << "\n";
textCtrl << "\n=============== Version 4.0 Enhancement Test =================\n";
wxDate v4("11/26/1966");
textCtrl << "\n---------- Set Stuff -----------\n";
textCtrl << "First, 'Set' to today..." << "\n";
textCtrl << "Before 'Set' => " << v4 << "\n";
textCtrl << "After 'Set' => " << v4.Set() << "\n\n";
textCtrl << "Set to 11/26/66 => " << v4.Set(11,26,1966) << "\n";
textCtrl << "Current Julian => " << v4.GetJulianDate() << "\n";
textCtrl << "Set to Julian 2450000L => " << v4.Set(2450000L) << "\n";
textCtrl << "See! => " << v4.GetJulianDate() << "\n";
textCtrl << "---------- Add Stuff -----------\n";
textCtrl << "Start => " << v4 << "\n";
textCtrl << "Add 4 Weeks => " << v4.AddWeeks(4) << "\n";
textCtrl << "Sub 1 Month => " << v4.AddMonths(-1) << "\n";
textCtrl << "Add 2 Years => " << v4.AddYears(2) << "\n";
textCtrl << "---------- Misc Stuff -----------\n";
textCtrl << "The date aboves' day of the month is => " << v4.GetDay() << "\n";
textCtrl << "There are " << v4.GetDaysInMonth() << " days in this month.\n";
textCtrl << "The first day of this month lands on " << v4.GetFirstDayOfMonth() << "\n";
textCtrl << "This day happens to be " << v4.GetDayOfWeekName() << "\n";
textCtrl << "the " << v4.GetDayOfWeek() << " day of the week," << "\n";
textCtrl << "on the " << v4.GetWeekOfYear() << " week of the year," << "\n";
textCtrl << "on the " << v4.GetWeekOfMonth() << " week of the month, " << "\n";
textCtrl << "(which is " << v4.GetMonthName() << ")\n";
textCtrl << "the "<< v4.GetMonth() << "th month in the year.\n";
textCtrl << "The year alone is " << v4.GetYear() << "\n";
textCtrl << "---------- First and Last Stuff -----------\n";
v4.Set();
textCtrl << "The first date of this month is " << v4.GetMonthStart() << "\n";
textCtrl << "The last date of this month is " << v4.GetMonthEnd() << "\n";
textCtrl << "The first date of this year is " << v4.GetYearStart() << "\n";
textCtrl << "The last date of this year is " << v4.GetYearEnd() << "\n";
}
#endif // wxUSE_TIMEDATE
void MyApp::DoVariantDemo(wxCommandEvent& WXUNUSED(event) )
{
wxTextCtrl& textCtrl = * GetTextCtrl();
wxVariant var1 = "String value";
textCtrl << "var1 = " << var1.MakeString() << "\n";
// Conversion
wxString str = var1.MakeString();
var1 = 123.456;
textCtrl << "var1 = " << var1.GetReal() << "\n";
// Implicit conversion
double v = var1;
var1 = 9876L;
textCtrl << "var1 = " << var1.GetLong() << "\n";
// Implicit conversion
long l = var1;
// suppress compile warnings about unused variables
if ( l < v )
{
;
}
wxStringList stringList;
stringList.Add(_T("one")); stringList.Add(_T("two")); stringList.Add(_T("three"));
var1 = stringList;
textCtrl << "var1 = " << var1.MakeString() << "\n";
var1.ClearList();
var1.Append(wxVariant(1.2345));
var1.Append(wxVariant("hello"));
var1.Append(wxVariant(54321L));
textCtrl << "var1 = " << var1.MakeString() << "\n";
size_t n = var1.GetCount();
size_t i;
for (i = (size_t) 0; i < n; i++)
{
textCtrl << "var1[" << (int) i << "] (type " << var1[i].GetType() << ") = " << var1[i].MakeString() << "\n";
}
}
BEGIN_EVENT_TABLE(MyFrame, wxFrame)
EVT_MENU(TYPES_QUIT, MyFrame::OnQuit)
EVT_MENU(TYPES_ABOUT, MyFrame::OnAbout)
END_EVENT_TABLE()
// My frame constructor
MyFrame::MyFrame(wxFrame *parent, const wxString& title,
const wxPoint& pos, const wxSize& size):
wxFrame(parent, -1, title, pos, size)
{}
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
{
Close(TRUE);
}
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
{
wxMessageDialog dialog(this, "Tests various wxWindows types",
"About Types", wxYES_NO|wxCANCEL);
dialog.ShowModal();
}