wxBoxSizer* sizer = new wxBoxSizer (wxHORIZONTAL);
_hours = new wxSpinCtrl (this, wxID_ANY, wxT(""), wxDefaultPosition, size);
sizer->Add (_hours, 1, wxEXPAND | wxLEFT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_GAP);
wxBoxSizer* sizer = new wxBoxSizer (wxHORIZONTAL);
_hours = new wxSpinCtrl (this, wxID_ANY, wxT(""), wxDefaultPosition, size);
sizer->Add (_hours, 1, wxEXPAND | wxLEFT | wxALIGN_CENTER_VERTICAL, DCPOMATIC_SIZER_GAP);