public SpecificationControl()
{
InitializeComponent();
Validating += SpecificationControl_Validating;
SetColumnWidths();
limitListControl.OnAdd += limitListControl_OnAdd;
limitListControl.OnEdit += limitListControl_OnEdit;
limitListControl.OnDelete += limitListControl_OnDelete;
rbNone.Checked = true;
rbText.Checked = false;
rbDocument.Checked = false;
edtDefinitionText.Visible = false;
documentControl.Visible = false;
InitLimitList();
SetControlStates();
}