1084 lines
35 KiB
C++
1084 lines
35 KiB
C++
/////////////////////////////////////////////////////////////////////////////
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// Name: typetest.cpp
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// Purpose: Types wxWidgets sample
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// Author: Julian Smart
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// Modified by:
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// Created: 04/01/98
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// Copyright: (c) Julian Smart
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// Licence: wxWindows licence
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/////////////////////////////////////////////////////////////////////////////
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// For compilers that support precompilation, includes "wx/wx.h".
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#include "wx/wxprec.h"
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#ifndef WX_PRECOMP
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#include "wx/wx.h"
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#endif
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#include "wx/variant.h"
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#include "wx/mimetype.h"
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#include "typetest.h"
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#ifndef wxHAS_IMAGES_IN_RESOURCES
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#include "../sample.xpm"
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#endif
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#ifdef new
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#undef new
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#endif
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#include <iostream>
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#include <fstream>
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#include "wx/wfstream.h"
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#include "wx/datstrm.h"
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#include "wx/txtstrm.h"
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#include "wx/mstream.h"
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// Create a new application object
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wxIMPLEMENT_APP(MyApp);
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wxIMPLEMENT_DYNAMIC_CLASS(MyApp, wxApp);
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wxBEGIN_EVENT_TABLE(MyApp, wxApp)
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EVT_MENU(TYPES_VARIANT, MyApp::DoVariantDemo)
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EVT_MENU(TYPES_BYTEORDER, MyApp::DoByteOrderDemo)
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#if wxUSE_UNICODE
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EVT_MENU(TYPES_UNICODE, MyApp::DoUnicodeDemo)
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#endif // wxUSE_UNICODE
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EVT_MENU(TYPES_STREAM, MyApp::DoStreamDemo)
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EVT_MENU(TYPES_STREAM2, MyApp::DoStreamDemo2)
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EVT_MENU(TYPES_STREAM3, MyApp::DoStreamDemo3)
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EVT_MENU(TYPES_STREAM4, MyApp::DoStreamDemo4)
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EVT_MENU(TYPES_STREAM5, MyApp::DoStreamDemo5)
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EVT_MENU(TYPES_STREAM6, MyApp::DoStreamDemo6)
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EVT_MENU(TYPES_STREAM7, MyApp::DoStreamDemo7)
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EVT_MENU(TYPES_MIME, MyApp::DoMIMEDemo)
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wxEND_EVENT_TABLE()
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wxString file_name = "test_wx.dat";
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wxString file_name2 = wxString("test_wx2.dat");
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bool MyApp::OnInit()
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{
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if ( !wxApp::OnInit() )
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return false;
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// Create the main frame window
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MyFrame *frame = new MyFrame((wxFrame *) NULL, "wxWidgets Types Demo",
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wxPoint(50, 50), wxSize(450, 340));
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// Give it an icon
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frame->SetIcon(wxICON(sample));
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// Make a menubar
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wxMenu *file_menu = new wxMenu;
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file_menu->Append(TYPES_ABOUT, "&About");
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file_menu->AppendSeparator();
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file_menu->Append(TYPES_QUIT, "E&xit\tAlt-X");
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wxMenu *test_menu = new wxMenu;
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test_menu->Append(TYPES_VARIANT, "&Variant test");
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test_menu->Append(TYPES_BYTEORDER, "&Byteorder test");
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#if wxUSE_UNICODE
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test_menu->Append(TYPES_UNICODE, "&Unicode test");
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#endif // wxUSE_UNICODE
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test_menu->Append(TYPES_STREAM, "&Stream test");
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test_menu->Append(TYPES_STREAM2, "&Stream seek test");
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test_menu->Append(TYPES_STREAM3, "&Stream error test");
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test_menu->Append(TYPES_STREAM4, "&Stream buffer test");
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test_menu->Append(TYPES_STREAM5, "&Stream peek test");
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test_menu->Append(TYPES_STREAM6, "&Stream ungetch test");
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test_menu->Append(TYPES_STREAM7, "&Stream ungetch test for a buffered stream");
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test_menu->AppendSeparator();
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test_menu->Append(TYPES_MIME, "&MIME database test");
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wxMenuBar *menu_bar = new wxMenuBar;
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menu_bar->Append(file_menu, "&File");
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menu_bar->Append(test_menu, "&Tests");
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frame->SetMenuBar(menu_bar);
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m_textCtrl = new wxTextCtrl(frame, wxID_ANY, wxEmptyString,
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wxDefaultPosition, wxDefaultSize, wxTE_MULTILINE);
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// Show the frame
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frame->Show(true);
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return true;
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}
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void MyApp::DoStreamDemo(wxCommandEvent& WXUNUSED(event))
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{
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wxTextCtrl& textCtrl = * GetTextCtrl();
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textCtrl.Clear();
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textCtrl << "\nTest fstream vs. wxFileStream:\n\n";
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textCtrl.WriteText( "Writing to ofstream and wxFileOutputStream:\n" );
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wxSTD ofstream std_file_output( "test_std.dat" );
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wxFileOutputStream file_output( file_name );
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wxBufferedOutputStream buf_output( file_output );
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wxTextOutputStream text_output( buf_output );
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wxString tmp;
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signed int si = 0xFFFFFFFF;
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tmp.Printf( "Signed int: %d\n", si );
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textCtrl.WriteText( tmp );
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text_output << si << "\n";
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std_file_output << si << "\n";
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unsigned int ui = 0xFFFFFFFF;
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tmp.Printf( "Unsigned int: %u\n", ui );
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textCtrl.WriteText( tmp );
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text_output << ui << "\n";
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std_file_output << ui << "\n";
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double d = 2.01234567890123456789;
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tmp.Printf( "Double: %f\n", d );
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textCtrl.WriteText( tmp );
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text_output << d << "\n";
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std_file_output << d << "\n";
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float f = 0.00001f;
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tmp.Printf( "Float: %f\n", double(f) );
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textCtrl.WriteText( tmp );
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text_output << f << "\n";
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std_file_output << f << "\n";
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wxString str( "Hello!" );
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tmp.Printf( "String: %s\n", str );
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textCtrl.WriteText( tmp );
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text_output << str << "\n";
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std_file_output << str.ToAscii() << "\n";
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std_file_output.close();
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textCtrl.WriteText( "\nReading from ifstream:\n" );
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wxSTD ifstream std_file_input( "test_std.dat" );
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std_file_input >> si;
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tmp.Printf( "Signed int: %d\n", si );
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textCtrl.WriteText( tmp );
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std_file_input >> ui;
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tmp.Printf( "Unsigned int: %u\n", ui );
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textCtrl.WriteText( tmp );
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std_file_input >> d;
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tmp.Printf( "Double: %f\n", d );
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textCtrl.WriteText( tmp );
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std_file_input >> f;
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tmp.Printf( "Float: %f\n", double(f) );
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textCtrl.WriteText( tmp );
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char std_buf[200];
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std_file_input >> std_buf;
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str = wxString::FromAscii(std_buf);
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tmp.Printf( "String: %s\n", str );
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textCtrl.WriteText( tmp );
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textCtrl.WriteText( "\nReading from wxFileInputStream:\n" );
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buf_output.Sync();
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wxFileInputStream file_input( file_name );
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wxBufferedInputStream buf_input( file_input );
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wxTextInputStream text_input( file_input );
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text_input >> si;
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tmp.Printf( "Signed int: %d\n", si );
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textCtrl.WriteText( tmp );
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text_input >> ui;
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tmp.Printf( "Unsigned int: %u\n", ui );
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textCtrl.WriteText( tmp );
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text_input >> d;
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tmp.Printf( "Double: %f\n", d );
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textCtrl.WriteText( tmp );
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text_input >> f;
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tmp.Printf( "Float: %f\n", double(f) );
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textCtrl.WriteText( tmp );
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text_input >> str;
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tmp.Printf( "String: %s\n", str );
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textCtrl.WriteText( tmp );
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textCtrl << "\nTest for wxDataStream:\n\n";
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textCtrl.WriteText( "Writing to wxDataOutputStream:\n" );
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file_output.SeekO( 0 );
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wxDataOutputStream data_output( buf_output );
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wxInt16 i16 = (unsigned short)0xFFFF;
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tmp.Printf( "Signed int16: %d\n", (int)i16 );
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textCtrl.WriteText( tmp );
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data_output.Write16( i16 );
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wxUint16 ui16 = 0xFFFF;
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tmp.Printf( "Unsigned int16: %u\n", (unsigned int) ui16 );
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textCtrl.WriteText( tmp );
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data_output.Write16( ui16 );
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d = 2.01234567890123456789;
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tmp.Printf( "Double: %f\n", d );
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textCtrl.WriteText( tmp );
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data_output.WriteDouble( d );
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str = "Hello!";
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tmp.Printf( "String: %s\n", str );
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textCtrl.WriteText( tmp );
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data_output.WriteString( str );
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buf_output.Sync();
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textCtrl.WriteText( "\nReading from wxDataInputStream:\n" );
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file_input.SeekI( 0 );
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wxDataInputStream data_input( buf_input );
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i16 = data_input.Read16();
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tmp.Printf( "Signed int16: %d\n", (int)i16 );
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textCtrl.WriteText( tmp );
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ui16 = data_input.Read16();
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tmp.Printf( "Unsigned int16: %u\n", (unsigned int) ui16 );
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textCtrl.WriteText( tmp );
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d = data_input.ReadDouble();
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tmp.Printf( "Double: %f\n", d );
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textCtrl.WriteText( tmp );
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str = data_input.ReadString();
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tmp.Printf( "String: %s\n", str );
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textCtrl.WriteText( tmp );
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}
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void MyApp::DoStreamDemo2(wxCommandEvent& WXUNUSED(event))
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{
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wxTextCtrl& textCtrl = * GetTextCtrl();
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textCtrl.Clear();
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textCtrl << "\nTesting wxBufferedStream:\n\n";
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char ch,ch2;
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textCtrl.WriteText( "Writing number 0 to 9 to buffered wxFileOutputStream:\n\n" );
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wxFileOutputStream file_output( file_name );
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wxBufferedOutputStream buf_output( file_output );
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for (ch = 0; ch < 10; ch++)
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buf_output.Write( &ch, 1 );
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buf_output.Sync();
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wxFileInputStream file_input( file_name );
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for (ch2 = 0; ch2 < 10; ch2++)
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{
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file_input.Read( &ch, 1 );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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}
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textCtrl.WriteText( "\n\n\n" );
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textCtrl.WriteText( "Writing number 0 to 9 to buffered wxFileOutputStream, then\n" );
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textCtrl.WriteText( "seeking back to #3 and writing 0:\n\n" );
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wxFileOutputStream file_output2( file_name2 );
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wxBufferedOutputStream buf_output2( file_output2 );
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for (ch = 0; ch < 10; ch++)
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buf_output2.Write( &ch, 1 );
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buf_output2.SeekO( 3 );
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ch = 0;
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buf_output2.Write( &ch, 1 );
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buf_output2.Sync();
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wxFileInputStream file_input2( file_name2 );
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for (ch2 = 0; ch2 < 10; ch2++)
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{
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file_input2.Read( &ch, 1 );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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}
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textCtrl.WriteText( "\n\n\n" );
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// now append 2000 bytes to file (bigger than buffer)
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buf_output2.SeekO( 0, wxFromEnd );
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ch = 1;
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for (int i = 0; i < 2000; i++)
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buf_output2.Write( &ch, 1 );
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buf_output2.Sync();
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textCtrl.WriteText( "Reading number 0 to 9 from buffered wxFileInputStream, then\n" );
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textCtrl.WriteText( "seeking back to #3 and reading the 0:\n\n" );
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wxFileInputStream file_input3( file_name2 );
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wxBufferedInputStream buf_input3( file_input3 );
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for (ch2 = 0; ch2 < 10; ch2++)
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{
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buf_input3.Read( &ch, 1 );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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}
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for (int j = 0; j < 2000; j++)
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buf_input3.Read( &ch, 1 );
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textCtrl.WriteText( "\n" );
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buf_input3.SeekI( 3 );
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buf_input3.Read( &ch, 1 );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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textCtrl.WriteText( "\n\n\n" );
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}
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void MyApp::DoStreamDemo3(wxCommandEvent& WXUNUSED(event))
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{
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wxTextCtrl& textCtrl = * GetTextCtrl();
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textCtrl.Clear();
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textCtrl << "\nTesting wxFileInputStream's and wxFFileInputStream's error handling:\n\n";
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char ch,ch2;
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textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream:\n\n" );
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wxFileOutputStream file_output( file_name );
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for (ch = 0; ch < 10; ch++)
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file_output.Write( &ch, 1 );
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// Testing wxFileInputStream
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textCtrl.WriteText( "Reading 0 to 10 to wxFileInputStream:\n\n" );
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wxFileInputStream file_input( file_name );
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for (ch2 = 0; ch2 < 11; ch2++)
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{
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file_input.Read( &ch, 1 );
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textCtrl.WriteText( "Value read: " );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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textCtrl.WriteText( "; stream.GetLastError() returns: " );
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switch (file_input.GetLastError())
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{
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case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\n" ); break;
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case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
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case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
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case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
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default: textCtrl.WriteText( "Huh?\n" ); break;
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}
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}
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textCtrl.WriteText( "\n" );
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textCtrl.WriteText( "Seeking to 0; stream.GetLastError() returns: " );
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file_input.SeekI( 0 );
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switch (file_input.GetLastError())
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{
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case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\n" ); break;
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case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
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case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
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case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
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default: textCtrl.WriteText( "Huh?\n" ); break;
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}
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textCtrl.WriteText( "\n" );
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file_input.Read( &ch, 1 );
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textCtrl.WriteText( "Value read: " );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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textCtrl.WriteText( "; stream.GetLastError() returns: " );
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switch (file_input.GetLastError())
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{
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case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\n" ); break;
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case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
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case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
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case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
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default: textCtrl.WriteText( "Huh?\n" ); break;
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}
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textCtrl.WriteText( "\n\n" );
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// Testing wxFFileInputStream
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textCtrl.WriteText( "Reading 0 to 10 to wxFFileInputStream:\n\n" );
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wxFFileInputStream ffile_input( file_name );
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for (ch2 = 0; ch2 < 11; ch2++)
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{
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ffile_input.Read( &ch, 1 );
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textCtrl.WriteText( "Value read: " );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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textCtrl.WriteText( "; stream.GetLastError() returns: " );
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switch (ffile_input.GetLastError())
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{
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case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\n" ); break;
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case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
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case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
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case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
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default: textCtrl.WriteText( "Huh?\n" ); break;
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}
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}
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textCtrl.WriteText( "\n" );
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textCtrl.WriteText( "Seeking to 0; stream.GetLastError() returns: " );
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ffile_input.SeekI( 0 );
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switch (ffile_input.GetLastError())
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{
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case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\n" ); break;
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case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
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case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
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case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
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default: textCtrl.WriteText( "Huh?\n" ); break;
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}
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textCtrl.WriteText( "\n" );
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ffile_input.Read( &ch, 1 );
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textCtrl.WriteText( "Value read: " );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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textCtrl.WriteText( "; stream.GetLastError() returns: " );
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switch (ffile_input.GetLastError())
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{
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case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\n" ); break;
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case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
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case wxSTREAM_READ_ERROR: textCtrl.WriteText( "wxSTREAM_READ_ERROR\n" ); break;
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case wxSTREAM_WRITE_ERROR: textCtrl.WriteText( "wxSTREAM_WRITE_ERROR\n" ); break;
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default: textCtrl.WriteText( "Huh?\n" ); break;
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}
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textCtrl.WriteText( "\n\n" );
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// Testing wxFFileInputStream
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textCtrl.WriteText( "Reading 0 to 10 to buffered wxFFileInputStream:\n\n" );
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wxFFileInputStream ffile_input2( file_name );
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wxBufferedInputStream buf_input( ffile_input2 );
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for (ch2 = 0; ch2 < 11; ch2++)
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{
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buf_input.Read( &ch, 1 );
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textCtrl.WriteText( "Value read: " );
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textCtrl.WriteText( (wxChar)(ch + '0') );
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textCtrl.WriteText( "; stream.GetLastError() returns: " );
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switch (buf_input.GetLastError())
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{
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case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\n" ); break;
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case wxSTREAM_EOF: textCtrl.WriteText( "wxSTREAM_EOF\n" ); break;
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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.GetLastError() returns: " );
|
|
buf_input.SeekI( 0 );
|
|
switch (buf_input.GetLastError())
|
|
{
|
|
case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\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.GetLastError() returns: " );
|
|
switch (buf_input.GetLastError())
|
|
{
|
|
case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\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( file_name );
|
|
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( file_name );
|
|
wxBufferedInputStream buf_input( file_input );
|
|
|
|
textCtrl.WriteText( "wxBufferedInputStream.GetLastError() returns: " );
|
|
switch (buf_input.GetLastError())
|
|
{
|
|
case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\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.GetLastError() returns: " );
|
|
switch (buf_input.GetLastError())
|
|
{
|
|
case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\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.GetLastError() returns: " );
|
|
switch (buf_input.GetLastError())
|
|
{
|
|
case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\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.GetLastError() returns: " );
|
|
switch (buf_input.GetLastError())
|
|
{
|
|
case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\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.GetLastError() returns: " );
|
|
switch (buf_input.GetLastError())
|
|
{
|
|
case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\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.GetLastError() returns: " );
|
|
switch (buf_input.GetLastError())
|
|
{
|
|
case wxSTREAM_NO_ERROR: textCtrl.WriteText( "wxSTREAM_NO_ERROR\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" );
|
|
}
|
|
|
|
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( file_name );
|
|
for (ch = 0; ch < 10; ch++)
|
|
file_output.Write( &ch, 1 );
|
|
|
|
file_output.Sync();
|
|
|
|
wxFileInputStream file_input( file_name );
|
|
|
|
ch = file_input.Peek();
|
|
str.Printf( "First char peeked: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = file_input.GetC();
|
|
str.Printf( "First char read: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = file_input.Peek();
|
|
str.Printf( "Second char peeked: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = file_input.GetC();
|
|
str.Printf( "Second char read: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = file_input.Peek();
|
|
str.Printf( "Third char peeked: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = file_input.GetC();
|
|
str.Printf( "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( "First char peeked: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = input.GetC();
|
|
str.Printf( "First char read: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = input.Peek();
|
|
str.Printf( "Second char peeked: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = input.GetC();
|
|
str.Printf( "Second char read: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = input.Peek();
|
|
str.Printf( "Third char peeked: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
|
|
ch = input.GetC();
|
|
str.Printf( "Third char read: %d\n", (int) ch );
|
|
textCtrl.WriteText( str );
|
|
}
|
|
|
|
void MyApp::DoStreamDemo6(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
wxTextCtrl& textCtrl = * GetTextCtrl();
|
|
|
|
textCtrl.Clear();
|
|
textCtrl.WriteText( "\nTesting Ungetch():\n\n" );
|
|
|
|
char ch = 0;
|
|
wxString str;
|
|
|
|
textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream...\n\n" );
|
|
|
|
wxFileOutputStream file_output( file_name );
|
|
for (ch = 0; ch < 10; ch++)
|
|
file_output.Write( &ch, 1 );
|
|
|
|
file_output.Sync();
|
|
|
|
textCtrl.WriteText( "Reading char from wxFileInputStream:\n\n" );
|
|
|
|
wxFileInputStream file_input( file_name );
|
|
|
|
ch = file_input.GetC();
|
|
size_t pos = (size_t)file_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Reading another char from wxFileInputStream:\n\n" );
|
|
|
|
ch = file_input.GetC();
|
|
pos = (size_t)file_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Reading yet another char from wxFileInputStream:\n\n" );
|
|
|
|
ch = file_input.GetC();
|
|
pos = (size_t)file_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Now calling Ungetch( 5 ) from wxFileInputStream...\n\n" );
|
|
|
|
file_input.Ungetch( 5 );
|
|
pos = (size_t)file_input.TellI();
|
|
str.Printf( "Now at position %d\n\n", (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Reading char from wxFileInputStream:\n\n" );
|
|
|
|
ch = file_input.GetC();
|
|
pos = (size_t)file_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Reading another char from wxFileInputStream:\n\n" );
|
|
|
|
ch = file_input.GetC();
|
|
pos = (size_t)file_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Now calling Ungetch( 5 ) from wxFileInputStream again...\n\n" );
|
|
|
|
file_input.Ungetch( 5 );
|
|
pos = (size_t)file_input.TellI();
|
|
str.Printf( "Now at position %d\n\n", (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Seeking to pos 3 in wxFileInputStream. This invalidates the writeback buffer.\n\n" );
|
|
|
|
file_input.SeekI( 3 );
|
|
|
|
ch = file_input.GetC();
|
|
pos = (size_t)file_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
}
|
|
|
|
void MyApp::DoStreamDemo7(wxCommandEvent& WXUNUSED(event))
|
|
{
|
|
wxTextCtrl& textCtrl = * GetTextCtrl();
|
|
|
|
textCtrl.Clear();
|
|
textCtrl.WriteText( "\nTesting Ungetch() in buffered input stream:\n\n" );
|
|
|
|
char ch = 0;
|
|
wxString str;
|
|
|
|
textCtrl.WriteText( "Writing number 0 to 9 to wxFileOutputStream...\n\n" );
|
|
|
|
wxFileOutputStream file_output( file_name );
|
|
for (ch = 0; ch < 10; ch++)
|
|
file_output.Write( &ch, 1 );
|
|
|
|
file_output.Sync();
|
|
|
|
textCtrl.WriteText( "Reading char from wxBufferedInputStream via wxFileInputStream:\n\n" );
|
|
|
|
wxFileInputStream file_input( file_name );
|
|
wxBufferedInputStream buf_input( file_input );
|
|
|
|
ch = buf_input.GetC();
|
|
size_t pos = (size_t)buf_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Reading another char from wxBufferedInputStream:\n\n" );
|
|
|
|
ch = buf_input.GetC();
|
|
pos = (size_t)buf_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Reading yet another char from wxBufferedInputStream:\n\n" );
|
|
|
|
ch = buf_input.GetC();
|
|
pos = (size_t)buf_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Now calling Ungetch( 5 ) from wxBufferedInputStream...\n\n" );
|
|
|
|
buf_input.Ungetch( 5 );
|
|
pos = (size_t)buf_input.TellI();
|
|
str.Printf( "Now at position %d\n\n", (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Reading char from wxBufferedInputStream:\n\n" );
|
|
|
|
ch = buf_input.GetC();
|
|
pos = (size_t)buf_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Reading another char from wxBufferedInputStream:\n\n" );
|
|
|
|
ch = buf_input.GetC();
|
|
pos = (size_t)buf_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Now calling Ungetch( 5 ) from wxBufferedInputStream again...\n\n" );
|
|
|
|
buf_input.Ungetch( 5 );
|
|
pos = (size_t)buf_input.TellI();
|
|
str.Printf( "Now at position %d\n\n", (int) pos );
|
|
textCtrl.WriteText( str );
|
|
|
|
textCtrl.WriteText( "Seeking to pos 3 in wxBufferedInputStream. This invalidates the writeback buffer.\n\n" );
|
|
|
|
buf_input.SeekI( 3 );
|
|
|
|
ch = buf_input.GetC();
|
|
pos = (size_t)buf_input.TellI();
|
|
str.Printf( "Read char: %d. Now at position %d\n\n", (int) ch, (int) pos );
|
|
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 = "Robert R\366bling\n";
|
|
|
|
printf( "\n\nConversion with wxConvLocal:\n" );
|
|
wxConvCurrent = &wxConvLocal;
|
|
puts( str.mbc_str() );
|
|
printf( "\n\nConversion with wxConvLibc:\n" );
|
|
wxConvCurrent = &wxConvLibc;
|
|
puts( 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", wxNullPtr),
|
|
wxFileTypeInfo("text/html",
|
|
"lynx %s",
|
|
"lynx -dump %s | lpr",
|
|
"HTML document (from fallback)",
|
|
"htm", "html", wxNullPtr),
|
|
|
|
// 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;
|
|
wxIconLocation loc;
|
|
|
|
filetype->GetMimeType(&type);
|
|
filetype->GetDescription(&desc);
|
|
filetype->GetIcon(&loc);
|
|
|
|
wxString filename = "filename";
|
|
filename << "." << ext;
|
|
wxFileType::MessageParameters params(filename, type);
|
|
filetype->GetOpenCommand(&open, params);
|
|
|
|
textCtrl << "MIME information about extension '" << ext << '\n'
|
|
<< "\tMIME type: " << ( !type ? wxString("unknown") : type ) << '\n'
|
|
<< "\tDescription: " << ( !desc ? wxString(wxEmptyString) : desc )
|
|
<< '\n'
|
|
<< "\tCommand to open: " << ( !open ? wxString("no") : open )
|
|
<< '\n'
|
|
<< "\tIcon: " << ( loc.IsOk() ? loc.GetFileName() : wxString("no") )
|
|
<< '\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";
|
|
#endif
|
|
|
|
wxString text;
|
|
|
|
wxInt32 var = 0xF1F2F3F4;
|
|
text.clear();
|
|
text.Printf( "Value of wxInt32 is now: %#x.\n\n", var );
|
|
textCtrl.WriteText( text );
|
|
|
|
text.clear();
|
|
text.Printf( "Value of swapped wxInt32 is: %#x.\n\n", wxINT32_SWAP_ALWAYS( var ) );
|
|
textCtrl.WriteText( text );
|
|
|
|
text.clear();
|
|
text.Printf( "Value of wxInt32 swapped on little endian is: %#x.\n\n", wxINT32_SWAP_ON_LE( var ) );
|
|
textCtrl.WriteText( text );
|
|
|
|
text.clear();
|
|
text.Printf( "Value of wxInt32 swapped on big endian is: %#x.\n\n", wxINT32_SWAP_ON_BE( var ) );
|
|
textCtrl.WriteText( text );
|
|
}
|
|
|
|
void MyApp::DoVariantDemo(wxCommandEvent& WXUNUSED(event) )
|
|
{
|
|
wxTextCtrl& textCtrl = * GetTextCtrl();
|
|
|
|
wxVariant var1 = "String value";
|
|
textCtrl << "var1 = " << var1.MakeString() << "\n";
|
|
|
|
// Conversion
|
|
|
|
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
|
|
wxUnusedVar(l);
|
|
wxUnusedVar(v);
|
|
|
|
wxArrayString stringArray;
|
|
stringArray.Add("one"); stringArray.Add("two"); stringArray.Add("three");
|
|
var1 = stringArray;
|
|
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";
|
|
}
|
|
|
|
wxFont* sysFont = new wxFont(wxSystemSettings::GetFont(wxSYS_OEM_FIXED_FONT));
|
|
var1 = wxVariant(sysFont);
|
|
textCtrl << "var1 = (wxfont)\"";
|
|
wxFont* font = wxGetVariantCast(var1,wxFont);
|
|
if (font)
|
|
{
|
|
textCtrl << font->GetNativeFontInfoDesc() << "\"\n";
|
|
}
|
|
else
|
|
{
|
|
textCtrl << "(null)\"\n";
|
|
}
|
|
|
|
delete sysFont;
|
|
}
|
|
|
|
wxBEGIN_EVENT_TABLE(MyFrame, wxFrame)
|
|
EVT_MENU(TYPES_QUIT, MyFrame::OnQuit)
|
|
EVT_MENU(TYPES_ABOUT, MyFrame::OnAbout)
|
|
wxEND_EVENT_TABLE()
|
|
|
|
// My frame constructor
|
|
MyFrame::MyFrame(wxFrame *parent, const wxString& title,
|
|
const wxPoint& pos, const wxSize& size)
|
|
: wxFrame(parent, wxID_ANY, title, pos, size)
|
|
{}
|
|
|
|
void MyFrame::OnQuit(wxCommandEvent& WXUNUSED(event) )
|
|
{
|
|
Close(true);
|
|
}
|
|
|
|
void MyFrame::OnAbout(wxCommandEvent& WXUNUSED(event) )
|
|
{
|
|
wxMessageDialog dialog(this, "Tests various wxWidgets types",
|
|
"About Types", wxYES_NO|wxCANCEL);
|
|
|
|
dialog.ShowModal();
|
|
}
|
|
|
|
|