/// <summary>
/// Try to lookup a MetaTreeNode by the supplied token
/// </summary>
/// <param name="tok"></param>
/// <returns></returns>
static MetaTreeNode GetNode(string tok)
{
MetaTreeNode mtn;
if (Lex.IsInteger(tok))
{
tok = "ASSAY_" + tok; // if no prefix assume ASSAY for now
}
mtn = MetaTree.GetNode(tok);
if (mtn != null)
{
return(mtn);
}
mtn = MetaTree.GetNodeByLabel(tok);
if (mtn != null)
{
return(mtn);
}
return(null);
}
/// <summary>
/// Fill the grid of col defs
/// </summary>
/// <param name="mt"></param>
/// <returns></returns>
void FillItemDataTable()
{
MetaTreeNode mtn;
string txt = "", tok, name, label;
ItemGridDataTable.Rows.Clear();
List <string> vList = new List <string>();
ParsedSingleCriteria psc = MqlUtil.ParseSingleCriteria(Qc.Criteria);
if (psc != null)
{
if (psc.ValueList != null)
{
vList = psc.ValueList;
}
else if (!Lex.IsNullOrEmpty(psc.Value))
{
vList.Add(psc.Value);
}
}
MetaTable mt = Qc.MetaColumn.MetaTable;
MetaColumn mc = Qc.MetaColumn;
string mcDict = mc.Dictionary;
bool searchId = Lex.EndsWith(mcDict, ".Id");
bool searchLabel = Lex.EndsWith(mcDict, ".Label");
for (int si = 0; si < vList.Count; si++)
{
string s = vList[si];
if (Lex.IsUndefined(s))
{
continue;
}
name = label = "";
if (searchId) // assume numeric ASSAY code for metatable for now
{
name = "ASSAY_" + s;
mtn = MetaTree.GetNode(name); // try to look up by internal name
}
else
{
label = s;
mtn = MetaTree.GetNodeByLabel(label);
}
if (mtn != null)
{
name = mtn.Target;
label = mtn.Label;
}
DataRow dr = ItemGridDataTable.NewRow();
dr["LabelColumn"] = label;
dr["InternalNameColumn"] = name;
ItemGridDataTable.Rows.Add(dr);
}
return;
}
