: wxPanel(parent, wxID_ANY, pos, size, wxTAB_TRAVERSAL, title){
szrMain = new wxBoxSizer( wxVERTICAL );
pnlMain = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxSize(500, 50), wxTAB_TRAVERSAL);
: wxPanel(parent, wxID_ANY, pos, size, wxTAB_TRAVERSAL, title){
szrMain = new wxBoxSizer( wxVERTICAL );
pnlMain = new wxPanel(this, wxID_ANY, wxDefaultPosition, wxSize(500, 50), wxTAB_TRAVERSAL);