public Macro(string label, HMIStatement statement) // Persist
{
this.search = QuelleControlConfig.search.CreateCopy;
this.display = QuelleControlConfig.display.CreateCopy;
this.label = HMIStatement.SquenchText(label);
this.expansion = "";
if (statement != null)
{
var searches = (from key in statement.segmentation.Keys orderby key select statement.segmentation[key]);
foreach (var clause in searches)
{
if (clause.verb == Search.FIND)
{
var find = new QClauseSearch((Search)clause);
if (find.segment.Length > 0)
{
if (this.expansion.Length > 0)
{
this.expansion += " ; ";
}
if (find.polarity == '-')
{
this.expansion += "-- ";
}
this.expansion += HMIStatement.SquenchText(find.segment);
}
}
}
}
// statement.Notify("warning", "There is no active search statement; This label will only preserve control variables if any are activated");
this.Persist();
}
static IExpand Create(string label, HMIStatement statement)
{
if (string.IsNullOrEmpty(label) || (statement == null || statement.segmentation.Count < 1))
{
return(null);
}
if (char.IsLetter(label[0]))
{
return(new Macro(label, statement)); // Persist
}
var isNumeric = false;
for (int c = 0; c < label.Length; c++)
{
isNumeric = char.IsDigit(label[c]);
if (!isNumeric)
{
break;
}
}
return(isNumeric ? new History(UInt32.Parse(label), statement) : null);
}
public Guid Add(HMIStatement statement)
{
return(Guid.Empty);
}
