private void DisableInputs()
{
_fileSelect.Enabled = _fileLineNumber.Enabled = _breakBySourceLine.Checked;
_symbol.Enabled = _breakBySymbol.Checked;
_fromAddress.Enabled = _toAddress.Enabled =
_addressFromCpu.Enabled = _addressFromRom.Enabled = _addressFromVram.Enabled =
_breakByAddress.Checked;
}