public override bool ExecuteAction(ActionProgramRun ap)
{
if (ap.IsExecuteOn)
{
if (condition == null)
{
condition = new ConditionLists();
if (condition.FromString(UserData) != null)
{
ap.ReportError("IF condition is not correctly formed");
return(true);
}
}
string errlist;
bool? condres = condition.CheckAll(ap.functions.vars, out errlist, null, ap.functions); // may return null.. and will return errlist
if (errlist == null)
{
bool res = condres.HasValue && condres.Value;
ap.PushState(Type, res); // true if has values and true, else false
}
else
{
ap.ReportError(errlist);
}
}
else
{
ap.PushState(Type, ActionProgramRun.ExecState.OffForGood);
}
return(true);
}
public override bool ExecuteAction(ActionProgramRun ap) // WHILE at top of loop
{
if (ap.IsExecuteOn) // if executing
{
if (condition == null)
{
condition = new ConditionLists();
if (condition.FromString(UserData) != null)
{
ap.ReportError("While condition is not correctly formed");
return(true);
}
}
string errlist;
bool? condres = condition.CheckAll(ap.functions.vars, out errlist, null, ap.functions); // may return null.. and will return errlist
if (errlist == null)
{
bool res = condres.HasValue && condres.Value;
ap.PushState(Type, res, res); // set execute state, and push position if executing, returning us here when it drop out a level..
}
else
{
ap.ReportError(errlist);
}
}
else
{
ap.PushState(Type, ActionProgramRun.ExecState.OffForGood);
}
return(true);
}
public override bool ExecuteAction(ActionProgramRun ap)
{
if (ap.IsExecuteOn) // if executing
{
ap.PushState(Type, true, true); // set execute to On (it is on already) and push the position of the DO
}
else
{
ap.PushState(Type, ActionProgramRun.ExecState.OffForGood); // push off for good, don't push position since we don't want to loop
}
return(true);
}
public override bool ExecuteAction(ActionProgramRun ap) // LOOP when encountered
{
if (ap.IsExecuteOn) // if executing
{
if (!inloop) // if not in a loop
{
List <string> ctrl = FromString(UserData);
List <string> exp;
if (ap.functions.ExpandStrings(ctrl, out exp) != ConditionFunctions.ExpandResult.Failed)
{
if (exp[0].InvariantParse(out loopcount))
{
inloop = true;
ap.PushState(Type, (loopcount > 0), true); // set execute to On (if loop count is >0) and push the position of the LOOP
loopvar = (exp.Count >= 2 && exp[1].Length > 0) ? exp[1] : ("Loop" + ap.ExecLevel); // pick name.. if not given, use backwards compat name
ap[loopvar] = "1";
}
else
{
ap.ReportError("Loop count must be an integer");
}
}
else
{
ap.ReportError(exp[0]);
}
}
else
{
ap.ReportError("Internal error - Loop is saying counting when run");
}
}
else
{
ap.PushState(Type, ActionProgramRun.ExecState.OffForGood, true); // push off for good and save position so we know which loop we are executing
inloop = true; // we are in the loop properly.
loopcount = 0; // and with no count
}
return(true);
}
