+wxConnectionBase::wxConnectionBase(void *buffer, size_t bytes)
+ : m_buffer((char *)buffer),
+ m_buffersize(bytes),
+ m_deletebufferwhendone(false),
+ m_connected(true)
+{
+ if ( buffer == NULL )
+ { // behave like next constructor
+ m_buffersize = 0;
+ m_deletebufferwhendone = true;
+ }
+}
+
+wxConnectionBase::wxConnectionBase()
+ : m_buffer(NULL),
+ m_buffersize(0),
+ m_deletebufferwhendone(true),
+ m_connected(true)
+{
+}
+
+wxConnectionBase::wxConnectionBase(const wxConnectionBase& copy)
+ : wxObject(),
+ m_buffer(copy.m_buffer),
+ m_buffersize(copy.m_buffersize),
+ m_deletebufferwhendone(false),
+ m_connected(copy.m_connected)
+
+{
+ // copy constructor would require ref-counted pointer to buffer
+ wxFAIL_MSG( wxT("Copy constructor of wxConnectionBase not implemented") );
+}
+
+
+wxConnectionBase::~wxConnectionBase()
+{
+ if ( m_deletebufferwhendone )
+ delete [] m_buffer;
+}
+
+/* static */
+wxString wxConnectionBase::GetTextFromData(const void* data,
+ size_t size,
+ wxIPCFormat fmt)
+{
+ wxString s;
+ switch ( fmt )
+ {
+ case wxIPC_TEXT:
+ // normally the string should be NUL-terminated and size should
+ // include the total size of the buffer, including NUL -- but don't
+ // crash (by trying to access (size_t)-1 bytes) if it doesn't
+ if ( size )
+ size--;
+
+ s = wxString(static_cast<const char *>(data), size);
+ break;
+
+#if wxUSE_UNICODE
+ // TODO: we should handle both wxIPC_UTF16TEXT and wxIPC_UTF32TEXT here
+ // for inter-platform IPC
+ case wxIPC_UNICODETEXT:
+ wxASSERT_MSG( !(size % sizeof(wchar_t)), "invalid buffer size" );
+ if ( size )
+ {
+ size /= sizeof(wchar_t);
+ size--;
+ }
+
+ s = wxString(static_cast<const wchar_t *>(data), size);
+ break;
+
+ case wxIPC_UTF8TEXT:
+ if ( size )
+ size--;
+
+ s = wxString::FromUTF8(static_cast<const char *>(data), size);
+ break;
+#endif // wxUSE_UNICODE
+
+ default:
+ wxFAIL_MSG( "non-string IPC format in GetTextFromData()" );
+ }
+
+ return s;
+}