X-Git-Url: https://git.saurik.com/wxWidgets.git/blobdiff_plain/9c22ef28b0da7455a2bb60446b52ce94a927bb1f..fa699cbaaf217af186cd04dd10d6ec67c8667136:/samples/sockets/client.cpp diff --git a/samples/sockets/client.cpp b/samples/sockets/client.cpp index a50cf54286..b3389bd4eb 100644 --- a/samples/sockets/client.cpp +++ b/samples/sockets/client.cpp @@ -39,7 +39,9 @@ // -------------------------------------------------------------------------- // the application icon -#include "mondrian.xpm" +#ifndef wxHAS_IMAGES_IN_RESOURCES + #include "../sample.xpm" +#endif // -------------------------------------------------------------------------- // classes @@ -188,9 +190,8 @@ bool MyApp::OnInit() // Create the main application window MyFrame *frame = new MyFrame(); - // Show it and tell the application that it's our main window + // Show it frame->Show(true); - SetTopWindow(frame); // success return true; @@ -206,11 +207,11 @@ MyFrame::MyFrame() : wxFrame((wxFrame *)NULL, wxID_ANY, wxDefaultPosition, wxSize(300, 200)) { // Give the frame an icon - SetIcon(wxICON(mondrian)); + SetIcon(wxICON(sample)); // Make menus m_menuFile = new wxMenu(); - m_menuFile->Append(CLIENT_ABOUT, _("&About...\tCtrl-A"), _("Show about dialog")); + m_menuFile->Append(CLIENT_ABOUT, _("&About\tCtrl-A"), _("Show about dialog")); m_menuFile->AppendSeparator(); m_menuFile->Append(CLIENT_QUIT, _("E&xit\tAlt-X"), _("Quit client")); @@ -227,7 +228,7 @@ MyFrame::MyFrame() : wxFrame((wxFrame *)NULL, wxID_ANY, m_menuSocket->Append(CLIENT_CLOSE, _("&Close session\tCtrl-Q"), _("Close connection")); m_menuDatagramSocket = new wxMenu(); - m_menuDatagramSocket->Append(CLIENT_DGRAM, _("Send Datagram"), _("Test UDP sockets")); + m_menuDatagramSocket->Append(CLIENT_DGRAM, _("&Datagram test\tCtrl-D"), _("Test UDP sockets")); #if wxUSE_URL m_menuProtocols = new wxMenu(); @@ -238,8 +239,8 @@ MyFrame::MyFrame() : wxFrame((wxFrame *)NULL, wxID_ANY, // Append menus to the menubar m_menuBar = new wxMenuBar(); m_menuBar->Append(m_menuFile, _("&File")); - m_menuBar->Append(m_menuSocket, _("&SocketClient")); - m_menuBar->Append(m_menuDatagramSocket, _("&DatagramSocket")); + m_menuBar->Append(m_menuSocket, _("&TCP")); + m_menuBar->Append(m_menuDatagramSocket, _("&UDP")); #if wxUSE_URL m_menuBar->Append(m_menuProtocols, _("&Protocols")); #endif @@ -328,73 +329,20 @@ void MyFrame::OpenConnection(wxSockAddress::Family family) _("Enter the address of the wxSocket demo server:"), _("Connect ..."), _("localhost")); + if ( hostname.empty() ) + return; addr->Hostname(hostname); addr->Service(3000); - // Mini-tutorial for Connect() :-) - // --------------------------- - // - // There are two ways to use Connect(): blocking and non-blocking, - // depending on the value passed as the 'wait' (2nd) parameter. - // - // Connect(addr, true) will wait until the connection completes, - // returning true on success and false on failure. This call blocks - // the GUI (this might be changed in future releases to honour the - // wxSOCKET_BLOCK flag). - // - // Connect(addr, false) will issue a nonblocking connection request - // and return immediately. If the return value is true, then the - // connection has been already successfully established. If it is - // false, you must wait for the request to complete, either with - // WaitOnConnect() or by watching wxSOCKET_CONNECTION / LOST - // events (please read the documentation). - // - // WaitOnConnect() itself never blocks the GUI (this might change - // in the future to honour the wxSOCKET_BLOCK flag). This call will - // return false on timeout, or true if the connection request - // completes, which in turn might mean: - // - // a) That the connection was successfully established - // b) That the connection request failed (for example, because - // it was refused by the peer. - // - // Use IsConnected() to distinguish between these two. - // - // So, in a brief, you should do one of the following things: - // - // For blocking Connect: - // - // bool success = client->Connect(addr, true); - // - // For nonblocking Connect: - // - // client->Connect(addr, false); + // we connect asynchronously and will get a wxSOCKET_CONNECTION event when + // the connection is really established // - // bool waitmore = true; - // while (! client->WaitOnConnect(seconds, millis) && waitmore ) - // { - // // possibly give some feedback to the user, - // // update waitmore if needed. - // } - // bool success = client->IsConnected(); - // - // And that's all :-) + // if you want to make sure that connection is established right here you + // could call WaitOnConnect(timeout) instead + wxLogMessage("Trying to connect to %s:%d", hostname, addr->Service()); - m_text->AppendText(_("\nTrying to connect (timeout = 10 sec) ...\n")); m_sock->Connect(*addr, false); - m_sock->WaitOnConnect(10); - - if (m_sock->IsConnected()) - m_text->AppendText(_("Succeeded ! Connection established\n")); - else - { - m_sock->Close(); - m_text->AppendText(_("Failed ! Unable to connect\n")); - wxMessageBox(_("Can't connect to the specified host"), _("Alert !")); - } - - UpdateStatusBar(); } void MyFrame::OnTest1(wxCommandEvent& WXUNUSED(event)) @@ -479,7 +427,7 @@ void MyFrame::OnTest2(wxCommandEvent& WXUNUSED(event)) _("Test 2 ..."), _("Yes I like wxWidgets!")); - const wxUTF8Buf msg1(s.utf8_str()); + const wxScopedCharBuffer msg1(s.utf8_str()); size_t len = wxStrlen(msg1) + 1; wxCharBuffer msg2(wxStrlen(msg1)); @@ -578,9 +526,52 @@ void MyFrame::OnCloseConnection(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnDatagram(wxCommandEvent& WXUNUSED(event)) { - m_text->AppendText(_("\n=== Datagram test begins ===\n")); - m_text->AppendText(_("Sorry, not implemented\n")); - m_text->AppendText(_("=== Datagram test ends ===\n")); + wxString hostname = wxGetTextFromUser + ( + "Enter the address of the wxSocket demo server:", + "UDP peer", + "localhost" + ); + if ( hostname.empty() ) + return; + + TestLogger logtest("UDP"); + + wxIPV4address addrLocal; + addrLocal.Hostname(); + wxDatagramSocket sock(addrLocal); + if ( !sock.IsOk() ) + { + wxLogMessage("ERROR: failed to create UDP socket"); + return; + } + + wxLogMessage("Created UDP socket at %s:%u", + addrLocal.IPAddress(), addrLocal.Service()); + + wxIPV4address addrPeer; + addrPeer.Hostname(hostname); + addrPeer.Service(3000); + + wxLogMessage("Testing UDP with peer at %s:%u", + addrPeer.IPAddress(), addrPeer.Service()); + + char buf[] = "Uryyb sebz pyvrag!"; + if ( sock.SendTo(addrPeer, buf, sizeof(buf)).LastCount() != sizeof(buf) ) + { + wxLogMessage("ERROR: failed to send data"); + return; + } + + if ( sock.RecvFrom(addrPeer, buf, sizeof(buf)).LastCount() != sizeof(buf) ) + { + wxLogMessage("ERROR: failed to receive data"); + return; + } + + wxLogMessage("Received \"%s\" from %s:%u.", + wxString::From8BitData(buf, sock.LastCount()), + addrPeer.IPAddress(), addrPeer.Service()); } #if wxUSE_URL @@ -621,14 +612,16 @@ void MyFrame::OnTestURL(wxCommandEvent& WXUNUSED(event)) } // Print the contents type and file size - wxLogMessage("Contents type: %s\nFile size: %i\nStarting to download...", + wxLogMessage("Contents type: %s\nFile size: %lu\nStarting to download...", url.GetProtocol().GetContentType(), - data->GetSize()); + static_cast( data->GetSize() )); // Get the data wxStringOutputStream sout; if ( data->Read(sout).GetLastError() != wxSTREAM_EOF ) + { wxLogError("Error reading the input stream."); + } wxLogMessage("Text retrieved from URL \"%s\" follows:\n%s", urlname, sout.GetString()); @@ -638,29 +631,38 @@ void MyFrame::OnTestURL(wxCommandEvent& WXUNUSED(event)) void MyFrame::OnSocketEvent(wxSocketEvent& event) { - wxString s = _("OnSocketEvent: "); - - switch(event.GetSocketEvent()) - { - case wxSOCKET_INPUT : s.Append(_("wxSOCKET_INPUT\n")); break; - case wxSOCKET_LOST : s.Append(_("wxSOCKET_LOST\n")); break; - case wxSOCKET_CONNECTION : s.Append(_("wxSOCKET_CONNECTION\n")); break; - default : s.Append(_("Unexpected event !\n")); break; - } - - m_text->AppendText(s); - UpdateStatusBar(); + switch ( event.GetSocketEvent() ) + { + case wxSOCKET_INPUT: + wxLogMessage("Input available on the socket"); + break; + + case wxSOCKET_LOST: + wxLogMessage("Socket connection was unexpectedly lost."); + UpdateStatusBar(); + break; + + case wxSOCKET_CONNECTION: + wxLogMessage("... socket is now connected."); + UpdateStatusBar(); + break; + + default: + wxLogMessage("Unknown socket event!!!"); + break; + } } // convenience functions void MyFrame::UpdateStatusBar() { +#if wxUSE_STATUSBAR wxString s; if (!m_sock->IsConnected()) { - s.Printf(_("Not connected")); + s = "Not connected"; } else { @@ -671,10 +673,9 @@ void MyFrame::UpdateStatusBar() #endif m_sock->GetPeer(addr); - s.Printf(_("%s : %d"), (addr.Hostname()).c_str(), addr.Service()); + s.Printf("%s : %d", addr.Hostname(), addr.Service()); } -#if wxUSE_STATUSBAR SetStatusText(s, 1); #endif // wxUSE_STATUSBAR