// main frame
bool MyApp::OnInit()
{
+ if ( !wxApp::OnInit() )
+ return false;
+
// Create the main frame window
m_frame = new MyFrame(NULL, _T("Client"));
m_frame->Show(true);
{
wxString s = _T("Date");
- m_client->GetConnection()->Execute((wxChar *)s.c_str());
- m_client->GetConnection()->Execute((wxChar *)s.c_str(), (s.Length() + 1) * sizeof(wxChar));
-#if wxUSE_DDE_FOR_IPC
- wxLogMessage(_T("DDE Execute can only be used to send text strings, not arbitrary data.\nThe type argument will be ignored, text truncated, converted to Unicode and null terminated."));
-#endif
+ m_client->GetConnection()->Execute(s);
+ m_client->GetConnection()->Execute((const char *)s.c_str(), s.length() + 1);
char bytes[3];
- bytes[0] = '1'; bytes[1] = '2'; bytes[2] = '3';
- m_client->GetConnection()->Execute((wxChar *)bytes, 3, wxIPC_PRIVATE);
+ bytes[0] = '1';
+ bytes[1] = '2';
+ bytes[2] = '3';
+ m_client->GetConnection()->Execute(bytes, WXSIZEOF(bytes));
}
}
if (m_client->IsConnected())
{
wxString s = wxDateTime::Now().Format();
- m_client->GetConnection()->Poke(_T("Date"), (wxChar *)s.c_str());
+ m_client->GetConnection()->Poke(_T("Date"), s);
s = wxDateTime::Now().FormatTime() + _T(" ") + wxDateTime::Now().FormatDate();
- m_client->GetConnection()->Poke(_T("Date"), (wxChar *)s.c_str(), (s.Length() + 1) * sizeof(wxChar));
+ m_client->GetConnection()->Poke(_T("Date"), (const char *)s.c_str(), s.length() + 1);
char bytes[3];
bytes[0] = '1'; bytes[1] = '2'; bytes[2] = '3';
- m_client->GetConnection()->Poke(_T("bytes[3]"), (wxChar *)bytes, 3, wxIPC_PRIVATE);
+ m_client->GetConnection()->Poke(_T("bytes[3]"), bytes, 3, wxIPC_PRIVATE);
}
}
{
if (m_client->IsConnected())
{
- int size;
+ size_t size;
m_client->GetConnection()->Request(_T("Date"));
m_client->GetConnection()->Request(_T("Date+len"), &size);
m_client->GetConnection()->Request(_T("bytes[3]"), &size, wxIPC_PRIVATE);
// MyConnection
// ----------------------------------------------------------------------------
-void MyConnection::Log(const wxString& command, const wxString& topic,
- const wxString& item, wxChar *data, int size, wxIPCFormat format)
-{
- wxString s;
- if (topic.IsEmpty() && item.IsEmpty())
- s.Printf(_T("%s("), command.c_str());
- else if (topic.IsEmpty())
- s.Printf(_T("%s(item=\"%s\","), command.c_str(), item.c_str());
- else if (item.IsEmpty())
- s.Printf(_T("%s(topic=\"%s\","), command.c_str(), topic.c_str());
- else
- s.Printf(_T("%s(topic=\"%s\",item=\"%s\","), command.c_str(), topic.c_str(), item.c_str());
-
- if (format == wxIPC_TEXT || format == wxIPC_UNICODETEXT)
- wxLogMessage(_T("%s\"%s\",%d)"), s.c_str(), data, size);
- else if (format == wxIPC_PRIVATE)
- {
- if (size == 3)
- {
- char *bytes = (char *)data;
- wxLogMessage(_T("%s'%c%c%c',%d)"), s.c_str(), bytes[0], bytes[1], bytes[2], size);
- }
- else
- wxLogMessage(_T("%s...,%d)"), s.c_str(), size);
- }
- else if (format == wxIPC_INVALID)
- wxLogMessage(_T("%s[invalid data],%d)"), s.c_str(), size);
-}
-
-bool MyConnection::OnAdvise(const wxString& topic, const wxString& item, wxChar *data,
- int size, wxIPCFormat format)
+bool MyConnection::OnAdvise(const wxString& topic, const wxString& item, const void *data,
+ size_t size, wxIPCFormat format)
{
Log(_T("OnAdvise"), topic, item, data, size, format);
return true;
return true;
}
-bool MyConnection::Execute(const wxChar *data, int size, wxIPCFormat format)
+bool MyConnection::DoExecute(const void *data, size_t size, wxIPCFormat format)
{
- Log(_T("Execute"), wxEmptyString, wxEmptyString, (wxChar *)data, size, format);
- bool retval = wxConnection::Execute(data, size, format);
+ Log(_T("Execute"), wxEmptyString, wxEmptyString, data, size, format);
+ bool retval = wxConnection::DoExecute(data, size, format);
if (!retval)
wxLogMessage(_T("Execute failed!"));
return retval;
}
-wxChar *MyConnection::Request(const wxString& item, int *size, wxIPCFormat format)
+const void *MyConnection::Request(const wxString& item, size_t *size, wxIPCFormat format)
{
- wxChar *data = wxConnection::Request(item, size, format);
- Log(_T("Request"), wxEmptyString, item, data, size ? *size : -1, format);
+ const void *data = wxConnection::Request(item, size, format);
+ Log(_T("Request"), wxEmptyString, item, data, size ? *size : wxNO_LEN, format);
return data;
}
-bool MyConnection::Poke(const wxString& item, wxChar *data, int size, wxIPCFormat format)
+bool MyConnection::DoPoke(const wxString& item, const void *data, size_t size, wxIPCFormat format)
{
Log(_T("Poke"), wxEmptyString, item, data, size, format);
- return wxConnection::Poke(item, data, size, format);
+ return wxConnection::DoPoke(item, data, size, format);
}