public:
wxDataInputStream(wxInputStream& s);
~wxDataInputStream();
+
+ bool IsOk() { return m_input->IsOk(); }
wxUint32 Read32();
wxUint16 Read16();
wxDataOutputStream(wxOutputStream& s);
~wxDataOutputStream();
+ bool IsOk() { return m_output->IsOk(); }
+
void Write32(wxUint32 i);
void Write16(wxUint16 i);
void Write8(wxUint8 i);